Intelligent water affair center system of nuclear power plant

Abstract

The invention relates to an intelligent water affair center system for a nuclear power plant, and the system comprises a water affair production management system which is used for carrying out the centralized control and data management of a nuclear power plant water treatment system, a water resource and water chemical system, and a plant area water network system; the subitem inspection system is used for performing inspection processing on each area of a preset water affair range so as to perform real-time state monitoring and remote data acquisition and management on nuclear power plant equipment; the water affair equipment management system is used for performing data storage and management on equipment data during operation and maintenance of the process equipment through a pre-constructed equipment management database; and the regional safety management system is used for carrying out real-time monitoring and abnormity judgment on a preset region and preset equipment in a remote video monitoring mode, and carrying out early warning and alarming on an abnormity judgment result. Intelligent operation and management of the nuclear power plant are realized, and the operation, maintenance and management cost of the nuclear power plant is reduced.

Description

Technical Field

[0001] This application relates to the technical field of nuclear power plant water service technology, and particularly to a smart water service center system for nuclear power plants. Background Art

[0002] The current main characteristics of the domestic nuclear power plant water service system are that the water treatment system, water resources and water chemistry system, plant water network system, water treatment sub-items setting, etc. are scattered and independent, and the functional integration, operation intelligence, and management wisdom of the whole plant water service system of the nuclear power plant have not been achieved. The operation and management of some water service process systems still rely on manual methods. The main characteristics of the current water treatment-related sub-items are as follows: The water system and sub-items are set independently and controlled and operated dispersedly. The integrated and intelligent design has not been carried out, the degree of intelligent data management is low, the owners and operators of each system sub-item invest a lot, and the operation, data management, and operation and maintenance costs actually rely on manpower.

[0003] The current status of nuclear power plant water service design can no longer meet the needs of modern power plant operation and management, nor can it meet the development trend and development needs of the digitalization and wisdom of power plants, resulting in relatively high water service operation and management costs for nuclear power plants. Summary of the Invention

[0004] The purpose of the embodiments of this application is to propose a smart water service center system for nuclear power plants to achieve the intelligent operation and management of nuclear power plant water service and reduce the operation and management costs of nuclear power plants.

[0005] To solve the above technical problems, the embodiments of this application provide a smart water service center system for nuclear power plants, including:

[0006] A water service production management system for centralized control and data management of the water treatment system, water resources and water chemistry system, and plant water network system of the nuclear power plant;

[0007] A sub-item inspection system for inspecting each area within a preset water service scope to perform real-time status monitoring and remote data collection and management of the nuclear power plant equipment;

[0008] A water service equipment management system for storing and managing equipment data during the operation and maintenance of process equipment through a pre-constructed equipment management database;

[0009] A regional safety management system for performing real-time monitoring and abnormal judgment on a preset area and preset equipment through remote video monitoring, and giving early warnings and alarms for the abnormal judgment results.

[0010] An embodiment of the present invention provides a nuclear power plant intelligent water service center system. The system includes: a production management system for centrally controlling and managing data of the nuclear power plant water treatment system, water resources and water chemistry system, and plant water network system; a sub-item inspection system for inspecting each area within a preset water service scope to monitor the real-time status of nuclear power plant equipment and collect and manage remote data; a water service equipment management system for storing and managing equipment data during the operation and maintenance of process equipment through a pre-constructed equipment management database; and a regional safety management system for monitoring the preset area and preset equipment in real time and making abnormal judgments through remote video monitoring, and warning and alarming for the abnormal judgment results. The embodiment of the present invention integrates the water service production management system, sub-item inspection system, water service equipment management system, and water service equipment management system into the nuclear power plant intelligent water service center system to realize the intelligent operation and management of the nuclear power plant, which is beneficial to reducing the operation and management costs of the nuclear power plant. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the solutions in the present application, the following will briefly introduce the drawings required for the description of the embodiments of the present application. Obviously, the drawings in the following description are some embodiments of the present application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0012] Figure 1 It is a schematic diagram of the nuclear power plant intelligent water service center system provided by the embodiment of the present application;

[0013] Figure 2 It is a schematic diagram of the production management system provided by the embodiment of the present application;

[0014] Figure 3 It is a schematic diagram of the sub-item inspection system provided by the embodiment of the present application;

[0015] Figure 4 It is a schematic diagram of the water service equipment management system provided by the embodiment of the present application;

[0016] Figure 5 It is a schematic diagram of the regional safety management system provided by the embodiment of the present application. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which this application belongs; the terms used in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above drawings are intended to cover non-exclusive inclusion. The terms "first", "second", etc. in the specification and claims of this application or the above drawings are used to distinguish different objects and not to describe a specific order.

[0018] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of this application. The phrase appears in various places in the specification and does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment mutually exclusive of other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein can be combined with other embodiments.

[0019] In order to enable those skilled in the technical field to better understand the solution of this application, the technical solutions in the embodiments of this application will be clearly and completely described below in conjunction with the drawings.

[0020] The present invention will be described in detail below in conjunction with the drawings and embodiments.

[0021] Please refer to Figure 1 , Figure 1 which shows a specific implementation of the intelligent water service center system of a nuclear power plant.

[0022] This application provides an embodiment of an intelligent water service center system of a nuclear power plant, and this system can be specifically applied to a computer device.

[0023] As Figure 1 shown, the intelligent water service center system of this embodiment of the nuclear power plant includes: a water service production management system 10, a sub-item inspection system 20, a water service equipment management system 30, and a regional safety management system 40. Among them, the water service production management system 10 is used for centralized control and data management of the water treatment system, water resources and water chemistry system, and plant water network system of the nuclear power plant; the sub-item inspection system 20 is used for inspecting each area within a preset water service scope to perform real-time status monitoring and remote data collection and management of the nuclear power plant equipment; the water service equipment management system 30 is used for storing and managing equipment data during the operation and maintenance of process equipment through a pre-constructed equipment management database; the regional safety management system 40 is used for performing real-time monitoring and abnormal judgment on a preset area and preset equipment through remote video monitoring, and giving early warnings and alarms for the abnormal judgment results.

[0024] Specifically, the embodiments of the present application integrate, centralize, and intelligentize the systems or sub-items related to the nuclear power plant's water service, forming a smart water service center solution for the nuclear power plant. The smart water service center system of the nuclear power plant is designed with intelligent production control and intelligent operation and maintenance management, facilitating the operation and maintenance management of the operators of the nuclear power plant owner. The smart water service center system in the embodiments of the present application can coordinately manage the production operations of the nuclear power plant's water treatment system, water resources and water chemistry system, and plant water network system, realizing intelligent operation and maintenance, efficient operation decision-making, system safety management, etc. in the production process of various water service systems of the nuclear power plant, thereby effectively reducing the operation and maintenance and management costs of the nuclear power plant. As Figure 2 shown, Figure 2 The schematic diagram of the production management system provided by the embodiments of the present application is shown. The water service production management system 10 includes: a system operation management module 11, a process central control module 12, a water service data management module 13, a process monitoring and alarm management module 14, a chemical dosing control module 15, and a material management module 16.

[0025] In the embodiment of the present application, the water production management system 10 focuses on the centralized control and data management of the water treatment system, water resource management, water chemistry system, and plant water network system within the nuclear power plant. The functions of the water production management system 10 are as follows: Through centralized control, it ensures the efficient operation of the water treatment process; the data management function helps analyze and optimize the use of water resources, while monitoring water chemistry parameters to ensure water quality safety. The sub-item inspection system 20 is responsible for inspecting each area within the preset water service scope, realizing real-time status monitoring and remote data collection and management of the nuclear power plant equipment. The functions of the sub-item inspection system 20 are as follows: Through real-time status monitoring, equipment failures or performance degradation can be detected in a timely manner; remote data collection facilitates data analysis, predicts equipment maintenance needs, and reduces unplanned downtime. The water service equipment management system 30 uses a pre-constructed equipment management database to store and manage equipment data during the operation and maintenance of process equipment. The functions of the water service equipment management system 30 are as follows: The establishment of the equipment management database helps track the historical status and maintenance records of equipment, provides data support for preventive maintenance and fault diagnosis of equipment, thereby improving the reliability of equipment and extending its service life. The area safety management system 40 conducts real-time monitoring and abnormal judgment on preset areas and preset equipment through remote video monitoring, and gives early warnings and alarms for abnormal results. The functions of the area safety management system 40 are as follows: This system enhances the safety protection ability of the nuclear power plant. Potential safety hazards can be detected in a timely manner through real-time monitoring; the early warning and alarm functions can quickly respond to abnormal situations and reduce the occurrence of safety accidents. The intelligent water service center system of the nuclear power plant in the embodiment of the present application realizes the comprehensive and intelligent management of the water service system of the nuclear power plant by integrating multiple aspects such as water production management, sub-item inspection, water service equipment management, and area safety management. This not only improves the operation efficiency and safety of the water service system, but also provides a strong guarantee for the sustainable development of the nuclear power plant.

[0026] The system operation management module 11 is used to dynamically display the water service process flow and equipment operation status of the nuclear power plant by integrating a visual integrated water service monitoring platform.

[0027] Specifically, the intelligent water service center system of the nuclear power plant integrates control systems, operation and maintenance management systems, etc. into an integrated intelligent management platform, which is set as a visual integrated water service monitoring and management platform, so as to make the operation and management of the intelligent water service center of the nuclear power plant more intelligent. The visual integrated water service monitoring and management platform has an overview of the intelligent water service operation screen and the operation interface functions of each process system, and has the function of freely switching and displaying according to the operation and management needs of the owner. The specific display content includes: overall overview of the intelligent water service center, seawater desalination process flow, demineralized water production process flow, non-radioactive industrial wastewater treatment process flow, non-radioactive oil-containing wastewater treatment process flow, water supply process of the demineralized water system (neutral demineralized water storage and distribution system / alkaline demineralized water storage and distribution system), water supply process of the fresh water system (industrial fresh water storage and distribution system / domestic water storage and distribution system), and system process of the plant water network (seawater collection and discharge pipe network, non-radioactive oil-containing wastewater collection and treatment system, non-radioactive industrial wastewater collection pipe network, domestic sewage collection and discharge pipe network). Therefore, in the system operation management module 11, various process flow pictures can be set to be displayed comprehensively, real-timely and dynamically, showing the complete process flow, equipment operation status, valve / pump equipment operation status, various instrument measurement value parameters, liquid level data of water tanks / pools / tanks, etc. Therefore, the system operation management module 11 can be used to dynamically display the water service process flow and equipment operation status of the nuclear power plant through the integrated visual monitoring platform.

[0028] The process centralized control module 12 is used for centralized monitoring and control of the water treatment system, water resources and water chemistry system, and plant water network system.

[0029] Specifically, the functions of the process centralized control module 12 include centralized monitoring and control of the water treatment system, water resources and water chemistry system, and plant water network system. Among them, the water treatment system, water resources and water chemistry system, and plant water network system respectively refer to the water treatment system control center, water resources and water chemistry system monitoring center, and plant water network monitoring center.

[0030] In a specific embodiment, the process centralized control module 12 includes: a water treatment monitoring sub-module 121, a water resources and water chemistry monitoring sub-module 122, and a plant water network monitoring sub-module 123.

[0031] The water treatment monitoring sub-module 121 is used for monitoring and controlling each system in the water treatment system, where the water treatment system includes a seawater desalination system, a demineralized water production system, a non-radioactive industrial wastewater treatment system, and a non-radioactive oil-containing wastewater collection and treatment system.

[0032] Specifically, through the water treatment monitoring sub-module 121, intelligent monitoring and automatic operation control are carried out on each system in the water treatment system, so as to improve the treatment efficiency of seawater desalination, demineralized water production and wastewater.

[0033] In the embodiment of the present application, the water treatment monitoring sub-module 121 is responsible for monitoring and controlling each key system in the water treatment system to ensure the normal operation of the system, properly treat the water quality and meet the usage requirements. The system includes: Seawater desalination: converting seawater into fresh water for use in power plant cooling or other non-potable water requirements. Demineralized water production: removing salts and minerals from water through ion exchange or other technologies to produce high-quality demineralized water for feed water, cooling water, etc. in the primary and secondary circuits of the nuclear island and conventional island. Non-radioactive industrial wastewater treatment system: treating non-radioactive industrial wastewater generated by the power plant to ensure that the discharged water quality meets environmental protection standards and the power plant's recycled water quality standards. Non-radioactive oily wastewater collection and treatment system: specifically treating wastewater containing oil, removing oil through separation, purification and other steps, and further treating the treated wastewater through the industrial wastewater system to meet the power plant's recycled water quality standards. Intelligent monitoring and automatic operation control: realizing real-time monitoring and automatic adjustment of the water treatment process through integrating advanced sensors and an automated control system, improving the treatment efficiency and the power generation stability of the nuclear power plant.

[0034] The water resources and water chemistry monitoring sub-module 122 is used for monitoring and controlling each system in the water resources and water chemistry system, wherein the water resources and water chemistry system includes a power plant water intake and supply system, a wastewater discharge system, a conventional island fine treatment system, a conventional island chemical dosing system, a conventional island chemical sampling system, and a seawater circulating water treatment system.

[0035] Among them, the power plant water intake and supply system: manages the water intake and supply network of the power plant to ensure a stable and reliable water source for each water use point. Wastewater discharge system: safely and compliantly treats and discharges wastewater, and can also perform up-to-standard reuse treatment of industrial wastewater according to environmental protection requirements. Conventional island fine treatment system: deeply treats the water used in the power generation process to meet specific water quality requirements. Conventional island chemical dosing system: automatically adds chemical agents according to water quality requirements to adjust the water quality. Conventional island chemical sampling system: regularly or as needed collects water samples for water quality analysis and monitoring. Seawater circulating water treatment system: treats seawater circulating cooling water to make the seawater quality meet the general condenser cooling requirements.

[0036] Specifically, the water chemistry monitoring sub-module 122 performs intelligent monitoring and automatic operation control on each system in the water resources and water chemistry system to improve the efficiency of treatments such as chemical dosing, chemical sampling, and seawater circulation.

[0037] The plant water network monitoring sub-module 123 is used for monitoring and controlling each system in the plant water network system.

[0038] In a specific embodiment, the plant water network monitoring sub-module 123 includes: a demineralized water supply monitoring unit 1231, a fresh water supply monitoring unit 1232, and a sewage and wastewater drainage monitoring unit 1233.

[0039] The demineralized water supply monitoring unit 1231 is used to monitor and control the demineralized water supply of the neutral demineralized water storage and distribution system and the alkaline demineralized water storage and distribution system.

[0040] Among them, the demineralized water supply monitoring unit 1231 is responsible for monitoring and controlling the water supply of the neutral demineralized water storage and distribution system and the alkaline demineralized water storage and distribution system. The system covers: Neutral demineralized water storage and distribution system: Stores and manages neutral demineralized water to ensure stable water quality and meet the needs of various water use points in the power plant. Alkaline demineralized water storage and distribution system: Stores and manages alkaline demineralized water, which is usually used for specific process requirements, such as secondary circuit feed water treatment, etc. Monitoring and control: By integrating sensors, flow meters, and control systems, key parameters such as the storage volume, water supply pressure, and flow rate of demineralized water are monitored in real time, and the operating status of the water supply pump is automatically adjusted according to requirements to ensure the stable supply of various types of demineralized water.

[0041] The fresh water supply monitoring unit 1232 is used to monitor and control the fresh water supply of the domestic water storage and distribution system and the industrial fresh water storage and distribution system.

[0042] Among them, the fresh water supply monitoring unit 1232 is responsible for monitoring and controlling the water supply of the domestic water storage and distribution system and the industrial fresh water storage and distribution system. It covers different systems, including Domestic water storage and distribution system: Provides water resources required for the daily life of power plant employees, including drinking water, washing water, etc. Industrial fresh water storage and distribution system: Provides industrial fresh water for various areas of the power plant for purposes such as cooling and cleaning. Monitoring and control: By integrating sensors, flow meters, and control systems, key parameters such as the storage volume, water supply pressure, and flow rate of fresh water are monitored in real time, and the operating status of the water supply pump is automatically adjusted according to requirements to ensure the stable supply of fresh water. At the same time, the water quality situation can also be monitored to ensure that the water quality meets the usage standards.

[0043] The sewage and wastewater drainage monitoring unit 1233 is used to monitor and control the sewage and wastewater drainage parameters of the non-radioactive oil-containing wastewater collection and treatment system, the seawater discharge pipeline network, the non-radioactive industrial wastewater collection pipeline network, and the domestic sewage collection and discharge pipeline network.

[0044] Specifically, the demineralized water supply monitoring unit 1231 monitors and controls the demineralized water supply of the neutral demineralized water storage and distribution system and the alkaline demineralized water storage and distribution system, so as to achieve centralized remote intelligent monitoring and control of the demineralized water supply. The fresh water supply monitoring unit 1232 monitors and controls the fresh water supply of the domestic water storage and distribution system and the industrial fresh water storage and distribution system, so as to achieve centralized remote intelligent monitoring and control of the fresh water supply. The sewage and wastewater drainage monitoring unit 1233 monitors and controls the sewage and wastewater drainage parameters of the non-radioactive oily wastewater collection and treatment system, the seawater discharge pipeline network, the non-radioactive industrial wastewater collection pipeline network, and the domestic sewage collection and discharge pipeline network, so as to achieve centralized remote intelligent monitoring and control of the sewage and wastewater drainage parameters.

[0045] Among them, the non-radioactive oily wastewater collection and treatment system: collects and treats the oily wastewater generated by the power plant to ensure that the discharged water quality meets the environmental protection requirements. The seawater discharge pipeline network: manages the seawater discharge of the power plant to ensure that the discharge complies with the marine environmental protection regulations. The non-radioactive industrial wastewater collection pipeline network: collects the non-radioactive industrial wastewater generated by the power plant for centralized treatment or discharge. The domestic sewage collection and discharge pipeline network: collects the sewage generated by the lives of the power plant employees and discharges it after treatment.

[0046] Furthermore, a computer monitoring system with complete functions is set in the process centralized control module 12, which can reflect and control the operation status of any equipment in the system in real time, monitor the production parameters of each subsystem, and automatically control and adjust the start-stop status of the water treatment process equipment.

[0047] The water service data management module 13 is used to collect the water service process operation parameters, water quality data, real-time water volume data, and equipment energy consumption data, generate visual statistical charts based on the water service process operation parameters, the water quality data, the real-time water volume data, and the equipment energy consumption data, and conduct early warning and operation decision-making management through artificial intelligence technology.

[0048] Specifically, in the water service data management module 13, data collection and data analysis of the water service process operation parameters, the water quality data, the real-time water volume data, and the equipment energy consumption data can be realized, and corresponding charts can be constructed to display the changes of various monitoring data in the water service center.

[0049] In a specific embodiment, the water service data management module 13 includes: a dynamic management sub-module 131 for water balance data, a management sub-module 132 for water quality data, and a management sub-module 133 for energy consumption data.

[0050] The dynamic management sub-module 131 for water balance data is used to collect the water balance data and historical water balance data, and construct a first visual statistical chart based on the water balance data and the historical water balance data.

[0051] In a specific embodiment, the dynamic management sub-module 131 of the water balance data includes: a water balance data acquisition unit and a first chart construction unit.

[0052] The water balance data acquisition unit is used to collect the real-time water volume data and historical water treatment process operation parameters of the water treatment process, and perform data statistics and data analysis on the water treatment process operation parameters, the real-time water volume data and the historical water treatment process operation parameters to generate data statistics results and analysis results. Among them, the water treatment process operation parameters include water intake and drainage data, water production data, water supply data, and wastewater treatment discharge and reuse data.

[0053] The first chart construction unit is used to construct the first visual statistical chart based on the statistical results and the analysis results in the form of curves or bar charts, and analyze the monitoring data for early warning and alarm.

[0054] Specifically, the parameters of each process system in the water service center are monitored through digital technology, and the monitoring data are presented uniformly, and it can provide convenient query and statistical capabilities. The data collection is comprehensive, the data is presented in a hierarchical and classified manner, and it has convenient multi-dimensional data query capabilities, and can quickly grasp the data change trend according to the retrieved time item. The water balance data within the scope of the intelligent water service center is displayed graphically and vividly. Among them, the water treatment process operation parameters include (1) seawater desalination water intake, fresh water supply, seawater discharge volume, and sewage and wastewater discharge volume data; (2) seawater desalination system water production volume, process control, and water quality parameters; (3) water production volume, process control, and water quality parameters of the demineralized water production system, and water supply volume and water quality parameters of users of the neutral demineralized water storage and distribution system / alkaline demineralized water storage and distribution system; (4) water supply volume parameters of fresh water users; (5) real-time and historical cumulative analysis and statistical data of various water volumes involved in the collection, treatment, and reuse processes of the whole plant's non-discharged industrial wastewater and oily wastewater.

[0055] Specifically, statistical analysis and data intelligent analysis are carried out through the water treatment process operation parameters, and automatic statistics and vivid display are carried out in the form of curves / bar charts, etc., which is convenient for the query and management of operation and management personnel, monitors the water resource utilization process of each process link of the intelligent water service, provides a decision-making basis for the whole plant's water-saving and emission-reduction plan for operation personnel, and realizes water-saving and emission-reduction.

[0056] The water quality data management sub-module 132 is used to collect the water quality analysis data, and respectively perform data and equipment management based on the water quality analysis data, and construct a second visual statistical chart based on the water quality analysis data.

[0057] Specifically, the water quality analysis data management within the scope of the intelligent water service center, that is, the water quality data management sub-module 132, mainly includes detection process management, quality management, laboratory data management, instrument and equipment management, statistical analysis, report customization, etc.

[0058] In a specific embodiment, the water quality data management sub-module 132 includes: a data management unit, a laboratory management unit, and a second chart construction unit.

[0059] The data management unit is used to collect the water quality data and perform detection process management and quality management based on the water quality data.

[0060] The laboratory management unit is used to perform water quality tracking, water quality analysis, and early warning based on the water quality data to obtain water quality analysis results and early warning results.

[0061] The second chart construction unit is used to construct the second visual statistical chart based on the water quality data, the water quality analysis results, and the early warning results.

[0062] Specifically, it is necessary to collect the water quality data through the data management unit and perform detection process management and quality management based on the water quality data; then, through the laboratory management unit, perform water quality tracking, water quality analysis, and early warning based on the water quality data to obtain water quality analysis results and early warning results; finally, through the second chart construction unit, construct the second visual statistical chart based on the water quality data, the water quality analysis results, and the early warning results.

[0063] Among them, the laboratory management unit integrates the standardized work process with information technology to achieve all-round and efficient laboratory information management. Through the organic integration of manual analysis and the online water quality monitoring system, it conducts online tracking, water quality analysis, and early warning of the whole process water quality, and real-time displays the detection trend charts of the main online water quality indicators, including the online detection indicators and trend curves of process feed water, supply water, and drainage water quality.

[0064] The energy consumption data management sub-module 133 is used to count the equipment energy consumption data of the water treatment system and the water supply system and construct a third visual statistical chart based on the equipment energy consumption data.

[0065] In a specific embodiment, the energy consumption data management sub-module 133 includes: an energy consumption statistics unit and

[0066] a third chart construction unit.

[0067] The energy consumption statistics unit is used to count the real-time power consumption and power consumption per ton of water of the water treatment system and the water supply system to obtain the energy consumption data.

[0068] The third chart construction unit obtains historical equipment energy consumption data and constructs the third visual statistical chart according to the equipment energy consumption data and the historical equipment energy consumption data.

[0069] Specifically, the energy consumption data management sub-module is capable of statistically summarizing the real-time power consumption and power consumption per ton of water for various water treatment systems and water supply systems, and is capable of displaying historical index data, and displaying the statistical data at various time scales in the form of visual charts in real time, providing data support for the energy conservation and emission reduction management of nuclear power plants by operation managers. Therefore, the energy consumption statistical unit statistically calculates the real-time power consumption and power consumption per ton of water for the water treatment system and the water supply system to obtain the equipment energy consumption data; the third chart construction unit is used to obtain historical equipment energy consumption data and construct the third visual statistical chart according to the equipment energy consumption data and the historical equipment energy consumption data.

[0070] The process monitoring and alarm management module 14 is used to monitor abnormal conditions in real time, trigger alarms in a timely manner, and interlock and adjust the process operation status to maintain the process operation.

[0071] Specifically, the alarm management of the process monitoring and alarm management module 14 is mainly based on the real-time monitoring data and daily management data of equipment facilities, process flows, etc. When an abnormal situation occurs, the alarm information is sent to the visual monitoring and management platform of the intelligent water service center in a timely and accurate manner, enabling the operation and maintenance personnel to make a response immediately, and interlock and adjust the process operation status to maintain the process operation, improving the safety, stability and reliability of the process operation.

[0072] In a specific embodiment, the process monitoring and alarm management module 14 includes: a data monitoring sub-module 141 and an alarm sub-module 142.

[0073] The data monitoring sub-module 141 is used to monitor and collect data on equipment facilities and process flows in real time to obtain the abnormal industrial control.

[0074] The alarm management sub-module 142 is used to generate alarm information according to the abnormal industrial control, send the alarm information to the water service data management module 13, and interlock and adjust the process operation status to maintain the process operation.

[0075] Specifically, the data monitoring sub-module 141 monitors and collects data on equipment and technological processes in real time to obtain the abnormal industrial control. The alarm management sub-module 142 generates alarm information based on the abnormal industrial control, sends the alarm information to the water utility data management module 13, and interlocks to adjust the process operation status to maintain process operation and improve the safety, stability, and reliability of process operation. Among them, the alarm information is set up with a visual alarm platform to display information data to relevant operators, enabling management and operation and maintenance personnel to accurately grasp the on-site real-time situation, quickly locate abnormal working conditions, and quickly and intelligently diagnose faults. The alarm signals of the intelligent water utility center system are automatically displayed, and each system device or equipment has functions such as automatic operation, standby, automatic fault alarm, and interlock protection shutdown, meeting the requirements of system operation automation and intelligent production for various working conditions in nuclear power plants.

[0076] The chemical dosing control module 15 is used to dynamically adjust the chemical dosing amounts of each process link according to water quality parameters and water volume parameters.

[0077] Specifically, the chemical dosing control module 15 can dynamically adjust the chemical dosing amounts according to water quality parameters and water volume parameters, achieving cost savings of chemicals, improving economic benefits, increasing the automation rate, reducing the workload of operators, and improving the uniformity and stability of dosing control.

[0078] In a specific embodiment, the chemical dosing control module 15 includes: a coagulant dosing sub-module 151, a sodium hypochlorite dosing sub-module 152, and an acid-base dosing sub-module 153.

[0079] The coagulant dosing sub-module 151 is used to determine the coagulant dosing amount according to the raw water turbidity and flow rate in the water quality parameters and the water volume parameters.

[0080] Specifically, in the coagulant dosing sub-module 151, intelligent dosing of chemicals such as coagulants in the pretreatment system is carried out, the dosing amount is accurately calculated through detection data, and at the same time, the optimal coagulant dosing amount is determined to dynamically adjust the dosing metering pump.

[0081] The sodium hypochlorite dosing sub-module 152 is used to determine the sodium hypochlorite dosing amount according to the pH value and temperature in the water quality parameters.

[0082] Specifically, in the sodium hypochlorite dosing sub-module 152, aiming at the complex multi-variable lag characteristics of sodium hypochlorite disinfection, through the detection of relevant influencing factors including some water quality parameters, raw water temperature, pH, etc., the optimal sodium hypochlorite dosing amount is calculated in real time, and the chlorine dosing amount is optimized in real time to achieve intelligent control.

[0083] The acid-base dosing sub-module 153 is used to determine the acid-base dosing amounts in the resin regeneration and wastewater treatment processes.

[0084] Specifically, the systems involved in adding acid and alkali agents to the water treatment system include: resin regeneration of the demineralized water system, adjustment of industrial wastewater treatment, seawater desalination treatment system, acid-base wastewater neutralization treatment, etc. Therefore, the acid-base dosing sub-module 153 needs to perform intelligent control on the dosing of acid and alkali agents, optimize the acid and alkali consumption of each process, perform intelligent judgment and control on the dosing of acid and alkali agents during resin regeneration and water treatment processes, and determine the dosage of acid and alkali agents.

[0085] The material management module 16 is used to count the data of chemical agents and material consumption, and perform early warning processing according to the chemical agents and the material consumption data.

[0086] Specifically, in the material management module 16, it is necessary to count the chemical agent data and material consumption data, and perform early warning processing according to the chemical agent data and material consumption data to achieve refined management of the materials, costs, and indicators of the chemical system. Among them, the chemical agent data includes the cost data and consumption data of the agent materials.

[0087] In a specific embodiment, the material management module 16 includes: a material cost statistics sub-module 161 and a material consumption statistics sub-module 162.

[0088] The material cost statistics sub-module 161 is used to count the cost data of the agent materials in the chemical system, and perform data analysis on the cost data of the agent materials to preprocess the cost data of the agent materials.

[0089] The material consumption statistics sub-module 162 is used to count the consumption data of the agent materials.

[0090] Specifically, the material cost statistics sub-module 161 counts the cost data of the agent materials in the chemical system, and performs data analysis on the cost data of the agent materials to preprocess the cost data of the agent materials; then the material consumption statistics sub-module 162 counts the consumption data of the agent materials. The embodiments of the present application realize functions such as automatic adjustment and calculation of the supply of agents and materials, and achieve refined management of the materials, costs, and indicators of the chemical system. Among them, the chemical agents include acids, alkalis, coagulants, flocculants, stabilizers, reducing agents, and scale inhibitors, etc. The material consumption statistics sub-module 162 also needs to count the consumption of ion exchange resins, filter elements, membrane elements, etc.

[0091] As Figure 3 shown, Figure 3 FIG. 20 shows a schematic diagram of the sub-item inspection system 20 provided by the embodiment of the present application. The sub-item inspection system 20 includes: a remote video recognition module 21, a robot inspection module 22, and a data collection and entry module 23.

[0092] A remote video recognition module 21, which is used to monitor each area within the preset water service scope through remote video technology;

[0093] A robot inspection module 22, which is used to detect equipment leakage, abnormal vibration of the nuclear power plant equipment, and abnormal data information of on-site instruments;

[0094] A data acquisition and entry module 23, which is used to read the remote data and store the remote data.

[0095] Specifically, considering the wide range of sub-items in the intelligent water service center system of the nuclear power plant, a sub-item inspection system 20 is set up. By using technical means such as remote intelligent video monitoring, video recognition, and automated robots, intelligent inspection of each area within the scope of the intelligent water service center is realized, including intelligent monitoring of the real-time operation status of equipment, automatic reading and entry of data of various water treatment chemical on-site and remote transmission instruments, and at the same time having the functions of remote equipment identification and operation, and can timely discover, eliminate and handle accidental events, etc.

[0096] In the embodiment of the present application, the remote video recognition module 21 monitors each area within the preset water service scope through remote video technology; the robot inspection module 22 detects equipment leakage and abnormal vibration information of the nuclear power plant equipment; the remote data is read through the data acquisition and entry module 23 and the remote data is stored, so that inspections can be carried out on different areas, various abnormal situations can be judged and detected, and at the same time the remote data can be read and saved, which is convenient for subsequent query and traceability, and eliminates various accidental events. Among them, the remote data refers to the data read through remote video monitoring and robots. The preset water service scope can be set according to the actual situation.

[0097] As Figure 4 shown, Figure 4 FIG. shows a schematic diagram of a water service equipment management system 30 provided by an embodiment of the present application. The water service equipment management system 30 includes: a classification management module 31 and a defect maintenance record module 32.

[0098] The classification management module 31 is used to classify and manage the process equipment through the pre-constructed equipment management database, and manage and process the data of spare parts equipment;

[0099] The defect maintenance record module 32 is used to count the defect maintenance records of the process equipment and construct an equipment status management library based on the defect maintenance records.

[0100] Specifically, in the embodiments of the present application, a water service center equipment management database is constructed based on the water service data collected by each system. This equipment management database uniformly stores and manages the equipment data during the operation and maintenance of the main process equipment. Through the classification management module 31, the water treatment equipment is classified and managed according to its equipment characteristics to formulate a reasonable maintenance plan for the operation and maintenance personnel; at the same time, the equipment data of spare parts is managed. The defect maintenance record module 32 counts the equipment defect maintenance records, establishes an equipment status management library, and forms an equipment health diagnosis and analysis report.

[0101] As Figure 5 shown, Figure 5 Fig. 40 shows a schematic diagram of the regional safety management system 40 provided by the embodiments of the present application. The regional safety management system 40 includes: a remote monitoring module 41, an image intelligent recognition module 42, and a safety alarm display module 43.

[0102] The remote monitoring module 41 is used to perform real-time monitoring on a preset area and preset equipment through remote video monitoring.

[0103] In a specific embodiment, the preset area includes: underground water tanks and pipe galleries, various pump pit areas, chemical storage rooms, and medicine unloading and dispensing operation areas.

[0104] The image intelligent recognition module 42 is used to perform image analysis on the monitoring video through image analysis technology to perform abnormal judgment on the preset area and the preset equipment, and obtain the abnormal judgment result.

[0105] The safety alarm display module 43 is used to alarm and display the abnormal judgment result.

[0106] Specifically, the regional safety management system 40 realizes functions such as personnel positioning, hazard source monitoring, and safety inspection operations. For areas in the intelligent water service center where it is inconvenient to conduct inspections, real-time video monitoring is set up, and artificial intelligence technology is used for analysis to achieve real-time remote intelligent monitoring and alarming, and improve the level of industrial safety risk management measures in nuclear power plants. Therefore, the image intelligent recognition module 42 performs image analysis on the monitoring video through image analysis technology to perform abnormal judgment on the preset area and the preset equipment, and obtain the abnormal judgment result; the safety alarm display module 43 alarms and displays the abnormal judgment result.

[0107] Specifically, by setting up remote real-time video monitoring and using artificial intelligence technology for intelligent analysis and intelligent recognition of early warnings for personnel entry, abnormal leakage of pump pit equipment and pipelines, etc., in order to realize real-time intelligent monitoring of the operation status of equipment and pipe networks in the pump pit, the safety risk of pump pit flooding, the safety of inspection personnel, the risk of chemical agent leakage, etc. The video monitoring abnormal alarm intelligent water service center conducts real-time monitoring and intelligent recognition and alarm display of abnormal situations.

[0108] In the embodiments of the present application, the intelligent water service center system of a nuclear power plant includes: a water service production management system 10, which is used to centrally control and manage data for the water treatment system, water resources and water chemistry system, and plant water network system of the nuclear power plant; a sub-item inspection system 20, which is used to inspect each area within a preset water service scope to monitor the real-time status of the equipment in the nuclear power plant and collect remote data; a water service equipment management system 30, which is used to store and manage equipment data during the operation and maintenance of process equipment through a pre-constructed equipment management database; and a regional safety management system 40, which is used to monitor the preset area and preset equipment in real time and judge abnormalities through remote video monitoring, and give early warnings and alarms for the results of the abnormality judgments. In the embodiments of the present invention, the water service production management system 10, the sub-item inspection system 20, the water service equipment management system 30, and the regional safety management system 40 are integrated into the intelligent water service center system of the nuclear power plant to achieve the intelligent operation and management of the nuclear power plant, which is beneficial to reducing the operation and maintenance and management costs of the nuclear power plant. The embodiments of the present application fully exploit the data value, and through the intelligentization of system process control centralized control and the wisdom of operation and maintenance management processes, improve the operation and maintenance management level of the water service center system of the nuclear power plant, making the water service operation of the nuclear power plant more efficient, the management more scientific, and the service more quality, and greatly saving the input of operation and maintenance personnel and the labor intensity of the nuclear power plant.

[0109] Obviously, the above-described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments. The accompanying drawings show preferred embodiments of the present application, but do not limit the scope of the present application. The present application can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosed content of the present application more thorough and comprehensive. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing specific embodiments, or perform equivalent replacements for some of the technical features. Any equivalent structure directly or indirectly using the content of the specification and drawings of the present application in other related technical fields shall be within the scope of protection of the present application by the same token.

Claims

1. A nuclear power plant smart water center system, characterized in that: include: Water production management system, used for centralized control and data management of nuclear power plant water treatment system, water resources and water chemistry system and plant water network system; Sub-item inspection system, used to inspect each area of ​​the preset water service scope, so as to conduct real-time status monitoring and remote data collection and management of nuclear power plant equipment; Water equipment management system, which is used to store and manage equipment data during operation and maintenance of process equipment through a pre-built equipment management database; The regional security management system is used to conduct real-time monitoring and abnormal judgment of preset areas and preset equipment through remote video monitoring, and to issue early warnings and alarms for abnormal judgment results.

2. The nuclear power plant smart water center system according to claim 1, characterized in that: The water production management system comprises: The system operation management module is used to dynamically display the water process flow and equipment operation status of the nuclear power plant in real time through an integrated visual integrated water monitoring platform; A process centralized control module is used to centrally monitor and control the water treatment system, the water resources and water chemistry system, and the plant water network system; A water affairs data management module is used to collect water affairs process operation parameters, water quality data, real-time water volume data and equipment energy consumption data, and generate visual statistical charts based on the water affairs process operation parameters, the water quality data, real-time water volume data and the equipment energy consumption data, and perform early warning and operation decision management through artificial intelligence technology; The process monitoring and alarm management module is used to monitor abnormal working conditions in real time, trigger alarms in time, and adjust the process operation status in a chain manner to maintain process operation; Chemical dosing control module, used to dynamically adjust the dosage of chemicals in each process link according to water quality parameters and water volume parameters; The material management module is used to collect statistics on chemical agent and material consumption data, and to perform early warning processing based on the chemical agent and material consumption data.

3. The nuclear power plant smart water center system according to claim 2, characterized in that: The process centralized control module includes: A water treatment monitoring submodule, used to monitor and control various systems in the water treatment system, wherein the water treatment system includes a seawater desalination system, a desalted water production system, a non-radioactive industrial wastewater treatment system, and a non-radioactive oily wastewater collection and treatment system; A water resource and water chemistry monitoring submodule is used to monitor and control each system in the water resource and water chemistry system, wherein the water resource and water chemistry system includes a power plant water supply system, a wastewater discharge system, a conventional island fine treatment system, a conventional island chemical dosing system, a conventional island chemical dosing system, a conventional island chemical sampling system and a seawater circulating water treatment system; The plant water network monitoring submodule is used to monitor and control each system in the plant water network system.

4. The nuclear power plant smart water center system according to claim 3, characterized in that: The plant water network monitoring submodule includes: A desalted water supply monitoring unit, used to monitor and control the desalted water supply of the neutral desalted water storage and distribution system and the alkaline desalted water storage and distribution system; Fresh water supply monitoring unit, used to monitor and control the fresh water supply of domestic water storage and distribution system and industrial fresh water storage and distribution system; The sewage and wastewater discharge monitoring unit is used to monitor and control the sewage and wastewater discharge parameters of the non-radioactive oily wastewater collection and treatment system, the seawater discharge network, the non-radioactive industrial wastewater collection network and the domestic sewage collection and discharge network.

5. The nuclear power plant smart water center system according to claim 2, characterized in that: The water affairs data management module includes: The water balance data dynamic management submodule is used to collect the water process operation parameters, the real-time water volume data and the historical water process operation parameters, and to construct a first visual statistical analysis chart based on the water process operation parameters, the real-time water volume data and the historical water process operation parameters, and to analyze the monitoring data for early warning and alarm; A water quality data management submodule, used for collecting the water quality data, and performing data and equipment management based on the water quality data, and constructing a second visual statistical chart based on the water quality data; The energy consumption data management submodule is used to collect statistics on the equipment energy consumption data of the water treatment system and the water supply system, and to construct a third visual statistical chart based on the equipment energy consumption data.

6. The nuclear power plant smart water center system according to claim 5, characterized in that: The water balance data dynamic management submodule includes: A water balance data acquisition unit is used to collect the water process operation parameters, the real-time water volume data and the historical water process operation parameters, and perform data statistics and data analysis on the water process operation parameters, the real-time water volume data and the historical water process operation parameters to generate data statistics results and analysis results, wherein the water process operation parameters include water intake and discharge data, water production data, water supply data and wastewater treatment discharge and reuse data; The first chart construction unit is used to construct the first visual statistical chart based on the statistical results and the analysis results in the form of a curve or a bar chart, and to analyze the monitoring data for early warning and alarm.

7. The nuclear power plant smart water center system according to claim 5, characterized in that: The water quality data management submodule includes: A data management unit, used to collect the water quality data and perform detection process management and quality management based on the water quality data; A test management unit, used for tracking, analyzing and warning water quality based on the water quality data, and obtaining water quality analysis results and warning results; The second chart construction unit is used to construct the second visual statistical chart based on the water quality data, the water quality analysis result and the early warning result.

8. The nuclear power plant smart water center system according to claim 5, characterized in that: The energy consumption data management submodule includes: An energy consumption statistics unit, used to count the real-time power consumption and per-ton water power consumption data of the water treatment system and the water supply system to obtain the energy consumption data; The third chart construction unit obtains historical equipment energy consumption data, and constructs the third visualized statistical chart according to the equipment energy consumption data and the historical equipment energy consumption data.

9. The nuclear power plant smart water center system according to claim 3, characterized in that: The process monitoring and alarm management module includes: The data monitoring submodule is used to perform real-time monitoring and data collection on equipment facilities and process flows to obtain the abnormal industrial control; The alarm management submodule is used to generate alarm information according to the abnormal industrial control, and send the alarm information to the data management module, so as to adjust the process operation status in a chain manner to maintain the process operation.

10. The nuclear power plant smart water center system according to claim 2, characterized in that: The chemical dosing control module comprises: A coagulant dosing submodule, used to determine the coagulant dosage according to the water quality parameters and the raw water turbidity and flow rate in the water quantity parameters; A sodium hypochlorite dosing submodule, used to determine the amount of sodium hypochlorite to be added according to the pH value and temperature in the water quality parameters; Acid and Base Dosing submodule is used to determine the acid and base dosing during resin regeneration and wastewater treatment.

11. The nuclear power plant smart water center system according to claim 2, characterized in that: The chemical agent data includes agent material cost data and agent material consumption data, and the material management module includes: A material cost statistics submodule, used for collecting statistics of the pharmaceutical material cost data in the chemical system, and performing data analysis on the pharmaceutical material cost data to pre-process the pharmaceutical material cost data; The material consumption statistics submodule is used to count the pharmaceutical material consumption data.

12. The nuclear power plant smart water center system according to any one of claims 1 to 11, characterized in that: The sub-item inspection system includes: A remote video recognition module, used to monitor each area of ​​the preset water service scope through remote video technology monitoring; A robot inspection module, used to detect equipment leakage and abnormal vibration of the nuclear power plant equipment, and abnormal data information of local instruments; The data collection and entry module is used to read the remote data and store the remote data.

13. The nuclear power plant smart water center system according to any one of claims 1 to 11, characterized in that: The water equipment management system comprises: A classification management module, used to classify and manage the process equipment through the pre-built equipment management database, and to manage and process the spare parts equipment data; The defect maintenance record module is used to count the defect maintenance records of the process equipment and build an equipment status management library based on the defect maintenance records.

14. The nuclear power plant smart water center system according to any one of claims 1 to 11, characterized in that: The regional safety management system includes: Remote monitoring module, used to monitor preset areas and preset devices in real time through remote video monitoring; An image intelligent recognition module is used to perform image analysis on the surveillance video through image analysis technology to make abnormal judgments on the preset area and the preset device to obtain the abnormal judgment results; The safety alarm display module is used to alarm and display the abnormal judgment results.

15. The nuclear power plant smart water center system according to claim 14, characterized in that: The preset areas include: underground water tanks and pipe corridors, various water pump pit areas, chemical storage rooms, and drug unloading and dispensing operation areas.

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