Power station fire alarm system

Abstract

The invention provides a power station fire alarm system, and relates to the technical field of fire alarm, and the system comprises the steps: setting a monitoring region and monitoring equipment of power station fire alarm, pre-deploying a fire detector, and obtaining the operation monitoring data of a power station; the power station operation monitoring data are synchronously gathered and transmitted to a power station fire alarm platform for data analysis and processing, and fire alarm data are generated when it is judged that the power station has a fire; positioning a fire area according to the fire alarm data, obtaining a current fire condition, performing fire prediction on the current fire condition according to a pre-deployed fire detector of the fire area, and generating prediction alarm data; executing a fire-fighting control strategy according to the fire-fighting alarm data and the predicted alarm data; and safe and stable operation of the power station is effectively ensured.

Description

Technical Field

[0001] The present invention relates to the technical field of fire alarm technology, and in particular to a fire alarm system for a power station. Background Art

[0002] The power plant fire alarm system is an important part of ensuring the safe operation of the power plant. Through fire monitoring and alarm, fire hazards can be discovered and dealt with in a timely manner, the losses caused by fire can be reduced, and the safe and stable operation of power plant equipment can be ensured. However, the current power plant fire alarm system has the problem of low monitoring accuracy and delayed alarm. In addition, if the fire is not controlled in time or the fire is serious, the fire may spread.

[0003] Therefore, the present invention provides a power station fire alarm system. Summary of the invention

[0004] The present invention provides a power station fire alarm system, which sets the monitoring area and monitoring equipment of the power station fire alarm, pre-deploys fire detectors, and obtains the power station operation monitoring data; the power station operation monitoring data is synchronously summarized and transmitted to the power station fire alarm platform and data analysis and processing are performed, and when it is determined that a fire occurs in the power station, fire alarm data is generated; the fire area is located according to the fire alarm data, the current fire situation is obtained, and a fire prediction is performed on the current fire situation according to the pre-deployed fire detectors in the fire area, and prediction alarm data is generated; a fire control strategy is executed according to the fire alarm data and the prediction alarm data; and the safe and stable operation of the power station is effectively ensured.

[0005] The present invention provides a power station fire alarm system, comprising:

[0006] Fire monitoring module, used to set the monitoring area and monitoring equipment of the power station fire alarm, pre-deploy fire detectors, and obtain power station operation monitoring data;

[0007] The fire alarm module is used to synchronously aggregate and transmit the power station operation monitoring data to the power station fire alarm platform and perform data analysis and processing. When it is determined that a fire occurs in the power station, fire alarm data is generated;

[0008] The positioning prediction module is used to locate the fire area according to the fire alarm data, obtain the current fire situation and make a fire prediction based on the pre-deployed fire detectors in the fire area to generate the prediction alarm data;

[0009] The fire control module is used to execute fire control strategies based on fire alarm data and predicted alarm data.

[0010] According to the present invention, a power station fire alarm system and a fire monitoring module are provided, comprising:

[0011] A monitoring setting unit, used to obtain the power station area, set the monitoring area and monitoring equipment of the power station fire alarm;

[0012] Obtain the functions of the power station equipment, divide the monitoring area according to the functions of the power station equipment, and obtain the monitoring sub-areas;

[0013] Set the fire risk level, obtain the fire risk level of the monitoring sub-area and the number of equipment in the monitoring sub-area, perform comprehensive weighted monitoring processing on the monitoring sub-area, and determine the monitoring level of the monitoring sub-area;

[0014] The monitoring deployment unit is used to pre-deploy fire detectors according to the monitoring level and fire characteristics of the monitoring sub-area and obtain power station operation monitoring data.

[0015] According to the present invention, a power station fire alarm system and a monitoring deployment unit are provided, comprising:

[0016] A detector type block is used to obtain fire characteristics of the monitoring sub-area and determine the detector type of the pre-deployed fire detector, wherein the detector type includes: smoke detector type, temperature detector type, flame detector type, gas detector type, infrared detector type and pressure detector type;

[0017] The detector quantity block is used to determine the detector quantity of each type of pre-deployed fire detectors according to the monitoring level of the monitoring sub-area;

[0018] The monitoring deployment block is used to set the pre-deployment position of the pre-deployed fire detectors in the monitoring sub-area according to the monitoring equipment, pre-deploy the fire detectors according to the detector type and the number of detectors, monitor the power station in real time, and obtain the power station operation monitoring data.

[0019] According to the present invention, a power station fire alarm system and a fire alarm module are provided, comprising:

[0020] A synchronization aggregation unit is used to perform data synchronization processing on the power station operation monitoring data according to the monitoring time;

[0021] Aggregate and process the power station operation monitoring data according to the detector type of the pre-deployed detector;

[0022] A data transmission unit, used to transmit the synchronized and summarized power station operation monitoring data to the power station fire alarm platform;

[0023] The data analysis and processing unit is used to analyze and process the power station operation monitoring data transmitted to the power station fire alarm platform, remove duplicate data, and obtain the power station operation analysis data;

[0024] The normal operating range of data is obtained based on the historical power plant operation monitoring data of the power plant fire alarm platform. When the monitored operation analysis data exceeds the normal operating range of data, it is determined that a fire has occurred in the power plant and fire alarm data is generated.

[0025] According to the present invention, a power station fire alarm system, a data transmission unit, comprises:

[0026] A platform architecture block is used to establish a power station fire alarm platform according to a preset platform architecture, wherein the preset platform architecture includes: a distributed platform architecture and a centralized platform architecture;

[0027] The transmission establishment block is used to establish a data transmission channel between the power station fire alarm platform and the pre-deployed detectors, and to perform a transmission test on the data transmission channel according to the preset test data of the power station fire alarm platform. When the preset test data is monitored to be transmitted bidirectionally completely, it is determined that the data transmission channel is established.

[0028] According to the present invention, a power station fire alarm system and a positioning prediction module include:

[0029] A fire locating unit is used to obtain the monitoring sub-area where the corresponding pre-deployed detector is located according to the fire alarm data, and record it as the current fire area;

[0030] The fire situation unit is used to set the fire location period, obtain the power station operation monitoring data of the current fire area during the fire location period, record it as the current fire data, analyze the current fire data one by one according to the detector type, and determine the current fire situation of the current fire area in combination with the normal operation range of the data corresponding to each detector type;

[0031] The fire quantification unit is used to perform unified data quantification processing on the current fire data and the normal operating range of the data corresponding to each detector type, and determine the current fire situation quantification value according to the ratio of the current fire data quantification value to the data normal operating range quantification value;

[0032] Setting a fire situation level of the fire situation, matching the fire situation level with the fire situation quantization value, and determining a current fire situation corresponding to the current fire situation quantization value, wherein the fire situation level includes: a general fire situation level, a medium fire situation level, and a severe fire situation level;

[0033] A fire prediction unit, used to obtain current fire data of the current fire area to perform fire prediction if the current fire situation is a general fire situation;

[0034] If the current fire situation is a medium fire situation, the power plant operation monitoring data of the adjacent monitoring sub-areas of the current fire area during the fire location period is obtained to perform fire prediction;

[0035] If the current fire situation is a serious fire situation, the power plant operation monitoring data of all current monitoring sub-areas during the fire location period are obtained to perform fire prediction;

[0036] Draw the current fire curve based on the current fire data and the fire location period;

[0037] Obtain fire prediction data according to the fire prediction results, draw a fire prediction curve according to the fire prediction time and splice the current fire curve;

[0038] Obtaining data features of current fire data and data features of fire prediction data;

[0039] Draw a historical fire curve based on historical fire data, and obtain the fire prediction curve to splice the current fire curve with the historical fire curve;

[0040] Wherein, F represents the curve similarity of the fire prediction curve splicing the current fire curve and the historical fire curve; x1i1 represents the i1th current fire data or fire prediction data in the fire prediction curve splicing the current fire curve; x2i1 represents the i1th historical fire data in the historical fire curve; yj1 represents the number of data features of the j1th type of current fire data or fire prediction data; n1 represents the total number of current fire data and fire prediction data in the fire prediction curve splicing the current fire curve; m1 represents the number of data types of current fire data and fire prediction data in the fire prediction curve splicing the current fire curve;

[0041] A similarity threshold is set. When the similarity between the fire prediction curve and the current fire curve and the historical fire curve is not less than the similarity threshold, the fire prediction is determined to be accurate and prediction alarm data is generated.

[0042] According to the present invention, a power station fire alarm system and a fire control module are provided, comprising:

[0043] The fire control unit is used to set the fire control level and preliminarily determine the initial fire control level of the current fire situation based on the fire alarm data;

[0044] Calibrate the preliminarily determined current fire control level according to the predicted alarm data to determine the final fire control level of the current fire situation;

[0045] Call and execute fire control strategies according to the final fire control level.

[0046] A power station fire alarm system provided according to the present invention also includes:

[0047] The fire alarm visualization module is used to visualize the fire alarm data, predicted alarm data and fire control strategies in real time.

[0048] Compared with the prior art, the present invention has the following beneficial effects:

[0049] By setting the monitoring area and monitoring equipment of the power station fire alarm, pre-deploying fire detectors, and obtaining the power station operation monitoring data; the power station operation monitoring data is synchronously summarized and transmitted to the power station fire alarm platform and data analysis and processing are performed. When it is determined that a fire has occurred in the power station, fire alarm data is generated; the fire area is located according to the fire alarm data, the current fire situation is obtained, and the current fire situation is predicted based on the pre-deployed fire detectors in the fire area, and the predicted alarm data is generated; the fire control strategy is executed according to the fire alarm data and the predicted alarm data; the safe and stable operation of the power station is effectively ensured.

[0050] Other features and advantages of the present invention will be described in the following description, and partly become apparent from the description, or understood by practicing the present invention. The purpose and other advantages of the present invention can be realized and obtained by the structures particularly pointed out in the written description and the accompanying drawings.

[0051] The technical solution of the present invention is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0052] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0053] Figure 1 The invention is a schematic structural diagram of a power station fire alarm system provided by an embodiment of the present invention. DETAILED DESCRIPTION

[0054] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0055] Embodiment 1:

[0056] The embodiment of the present invention provides a power station fire alarm system, such as Figure 1 As shown, including:

[0057] Fire monitoring module, used to set the monitoring area and monitoring equipment of the power station fire alarm, pre-deploy fire detectors, and obtain power station operation monitoring data;

[0058] The fire alarm module is used to synchronously aggregate and transmit the power station operation monitoring data to the power station fire alarm platform and perform data analysis and processing. When it is determined that a fire occurs in the power station, fire alarm data is generated;

[0059] The positioning prediction module is used to locate the fire area according to the fire alarm data, obtain the current fire situation and make a fire prediction based on the pre-deployed fire detectors in the fire area to generate the prediction alarm data;

[0060] The fire control module is used to execute fire control strategies based on fire alarm data and predicted alarm data.

[0061] In this embodiment, the monitoring area refers to the area where fire monitoring and alarming are required during the operation of the power station.

[0062] In this embodiment, the monitoring equipment refers to equipment that needs to perform fire monitoring and alarm during the operation of the power station.

[0063] In this embodiment, the fire detector refers to a detector for detecting fire.

[0064] In this embodiment, the power station operation monitoring data refers to data obtained by real-time monitoring of the power station using pre-deployed detectors.

[0065] In this embodiment, the power station fire alarm platform refers to a platform for analyzing and processing power station operation monitoring data to implement power station fire alarm.

[0066] In this embodiment, the fire alarm data refers to data generated when it is determined that a fire has occurred in the power plant when the monitored operation analysis data exceeds the normal operation range of the data.

[0067] In this embodiment, the current fire situation refers to the fire situation of the power station in the current period.

[0068] In this embodiment, the prediction alarm data refers to alarm data on the fire prediction generated when it is determined that the fire prediction is accurate.

[0069] In this embodiment, the fire control strategy refers to a strategy for achieving safe and stable operation of a power station.

[0070] The working principle and beneficial effects of the above technical solution are: by setting the monitoring area and monitoring equipment of the power station fire alarm, pre-deploying fire detectors, and obtaining the power station operation monitoring data; synchronously summarizing and transmitting the power station operation monitoring data to the power station fire alarm platform and performing data analysis and processing, and when it is determined that a fire has occurred in the power station, generating fire alarm data; locating the fire area according to the fire alarm data, obtaining the current fire situation and predicting the current fire situation based on the pre-deployed fire detectors in the fire area, and generating predicted alarm data; executing fire control strategies according to the fire alarm data and the predicted alarm data; and effectively ensuring the safe and stable operation of the power station.

[0071] Embodiment 2:

[0072] The embodiment of the present invention provides a power station fire alarm system, a fire monitoring module, including:

[0073] A monitoring setting unit, used to obtain the power station area, set the monitoring area and monitoring equipment of the power station fire alarm;

[0074] Obtain the functions of the power station equipment, divide the monitoring area according to the functions of the power station equipment, and obtain the monitoring sub-areas;

[0075] Set the fire risk level, obtain the fire risk level of the monitoring sub-area and the number of equipment in the monitoring sub-area, perform comprehensive weighted monitoring processing on the monitoring sub-area, and determine the monitoring level of the monitoring sub-area;

[0076] The monitoring deployment unit is used to pre-deploy fire detectors according to the monitoring level and fire characteristics of the monitoring sub-area and obtain power station operation monitoring data.

[0077] In this embodiment, the power station area refers to the area where the power station operates.

[0078] In this embodiment, the monitoring area refers to the area where fire monitoring and alarming are required during the operation of the power station.

[0079] In this embodiment, the monitoring equipment refers to equipment that needs to perform fire monitoring and alarm during the operation of the power station.

[0080] In this embodiment, the functions of the power station equipment include, for example, power generation function, heating function, and control function.

[0081] In this embodiment, the monitoring sub-area refers to a sub-area obtained by dividing the monitoring area according to the function of the power station equipment, for example, a substation function monitoring sub-area.

[0082] In this embodiment, the fire risk level refers to a level used to indicate the severity of the fire risk, for example, a general fire risk level, that is, the fire is controllable and has no impact on the operation of the power plant; a medium fire risk level, that is, the fire is controllable but will not spread, and has a certain impact on the operation of the power plant; a severe fire risk level, that is, the fire is controllable but will spread, and has a serious impact on the operation of the power plant.

[0083] In this embodiment, the fire risk level of the monitoring sub-area and the number of devices in the monitoring sub-area are obtained, and comprehensive weighted monitoring processing is performed on the monitoring sub-area. The higher the fire risk level, the more monitoring devices there are in the monitoring sub-area, and the higher the monitoring accuracy.

[0084] In this embodiment, the monitoring level refers to a level used to indicate the monitoring accuracy of a monitoring sub-area. The higher the monitoring level, the more monitoring devices there are and the higher the monitoring accuracy.

[0085] The working principle and beneficial effects of the above technical solution are: by setting the monitoring area and monitoring equipment of the power station fire alarm, pre-deploying fire detectors, and obtaining power station operation monitoring data, a data foundation is laid for subsequent power station fire alarms.

[0086] Embodiment 3:

[0087] The embodiment of the present invention provides a power station fire alarm system, a monitoring deployment unit, including:

[0088] A detector type block is used to obtain fire characteristics of the monitoring sub-area and determine the detector type of the pre-deployed fire detector, wherein the detector type includes: smoke detector type, temperature detector type, flame detector type, gas detector type, infrared detector type and pressure detector type;

[0089] The detector quantity block is used to determine the detector quantity of each type of pre-deployed fire detectors according to the monitoring level of the monitoring sub-area;

[0090] The monitoring deployment block is used to set the pre-deployment position of the pre-deployed fire detectors in the monitoring sub-area according to the monitoring equipment, pre-deploy the fire detectors according to the detector type and the number of detectors, monitor the power station in real time, and obtain the power station operation monitoring data.

[0091] In this embodiment, the fire characteristics refer to the characteristics when a fire occurs, such as fire temperature characteristics, fire gas characteristics, and fire infrared characteristics.

[0092] In this embodiment, the fire detector refers to a detector for detecting fire.

[0093] In this embodiment, the number of each type of pre-deployed fire detectors is determined according to the monitoring level of the monitoring sub-area. The higher the monitoring level, the greater the number of detectors.

[0094] In this embodiment, the pre-deployment position of the pre-deployed fire detectors in the monitoring sub-area is set according to the monitoring equipment, that is, the pre-deployed fire detectors are deployed at positions where the equipment can be effectively monitored.

[0095] In this embodiment, the power station operation monitoring data refers to data obtained by real-time monitoring of the power station using pre-deployed detectors.

[0096] The working principle and beneficial effect of the above technical solution are: by setting the pre-deployment position of the pre-deployed fire detectors in the monitoring sub-area, the fire detectors are pre-deployed in combination with the detector type and the number of detectors, which is conducive to ensuring the detection accuracy.

[0097] Embodiment 4:

[0098] The embodiment of the present invention provides a power station fire alarm system, a fire alarm module, including:

[0099] A synchronization aggregation unit is used to perform data synchronization processing on the power station operation monitoring data according to the monitoring time;

[0100] Aggregate and process the power station operation monitoring data according to the detector type of the pre-deployed detector;

[0101] A data transmission unit, used to transmit the synchronized and summarized power station operation monitoring data to the power station fire alarm platform;

[0102] The data analysis and processing unit is used to analyze and process the power station operation monitoring data transmitted to the power station fire alarm platform, remove duplicate data, and obtain the power station operation analysis data;

[0103] The normal operating range of data is obtained based on the historical power plant operation monitoring data of the power plant fire alarm platform. When the monitored operation analysis data exceeds the normal operating range of data, it is determined that a fire has occurred in the power plant and fire alarm data is generated.

[0104] In this embodiment, the monitoring time refers to the time when the power plant operation monitoring data is obtained.

[0105] In this embodiment, data synchronization processing refers to synchronously processing the power station operation monitoring data according to the monitoring time, so as to be used for subsequent data analysis of the power station operation monitoring data at the same monitoring time.

[0106] In this embodiment, the data aggregation processing refers to the classification and aggregation processing of the power station operation monitoring data according to the detector types of the pre-deployed detectors, which is used for subsequent data analysis of the same type of power station operation monitoring data.

[0107] In this embodiment, the power station fire alarm platform refers to a platform for analyzing and processing power station operation monitoring data to implement power station fire alarm.

[0108] In this embodiment, the operation analysis data refers to the data obtained by performing data analysis and processing on the power station operation monitoring data transmitted to the power station fire alarm platform, after removing duplicate data, for subsequent fire alarm.

[0109] In this embodiment, the fire alarm data refers to data generated when it is determined that a fire has occurred in the power plant when the monitored operation analysis data exceeds the normal operation range of the data.

[0110] The working principle and beneficial effect of the above technical solution are: by synchronously aggregating and transmitting the power plant operation monitoring data to the power plant fire alarm platform and performing data analysis and processing, when it is determined that a fire has occurred in the power plant, fire alarm data is generated, thereby improving the efficiency of subsequent fire alarms.

[0111] Embodiment 5:

[0112] The embodiment of the present invention provides a power station fire alarm system, a data transmission unit, including:

[0113] A platform architecture block is used to establish a power station fire alarm platform according to a preset platform architecture, wherein the preset platform architecture includes: a distributed platform architecture and a centralized platform architecture;

[0114] The transmission establishment block is used to establish a data transmission channel between the power station fire alarm platform and the pre-deployed detectors, and to perform a transmission test on the data transmission channel according to the preset test data of the power station fire alarm platform. When the preset test data is monitored to be transmitted bidirectionally completely, it is determined that the data transmission channel is established.

[0115] In this embodiment, the preset test data refers to data used to test the data transmission channel.

[0116] In this embodiment, the bidirectional transmission is complete means that the transmission from the power station fire alarm platform to the pre-deployed detector is complete and the transmission from the pre-deployed detector to the power station fire alarm platform is complete.

[0117] In this embodiment, the data transmission channel refers to a channel used to realize complete two-way transmission between the power station fire alarm platform and the pre-deployed detectors.

[0118] The working principle and beneficial effects of the above technical solution are: by establishing a power plant fire alarm platform and a data transmission channel, it is conducive to efficient and high-quality processing of power plant operation monitoring data, further ensuring the efficiency of fire alarm.

[0119] Embodiment 6:

[0120] The embodiment of the present invention provides a power station fire alarm system, a positioning prediction module, including:

[0121] A fire locating unit is used to obtain the monitoring sub-area where the corresponding pre-deployed detector is located according to the fire alarm data, and record it as the current fire area;

[0122] The fire situation unit is used to set the fire location period, obtain the power station operation monitoring data of the current fire area during the fire location period, record it as the current fire data, analyze the current fire data one by one according to the detector type, and determine the current fire situation of the current fire area in combination with the normal operation range of the data corresponding to each detector type;

[0123] The fire quantification unit is used to perform unified data quantification processing on the current fire data and the normal operating range of the data corresponding to each detector type, and determine the current fire situation quantification value according to the ratio of the current fire data quantification value to the data normal operating range quantification value;

[0124] Setting a fire situation level of the fire situation, matching the fire situation level with the fire situation quantization value, and determining a current fire situation corresponding to the current fire situation quantization value, wherein the fire situation level includes: a general fire situation level, a medium fire situation level, and a severe fire situation level;

[0125] A fire prediction unit, used to obtain current fire data of the current fire area to perform fire prediction if the current fire situation is a general fire situation;

[0126] If the current fire situation is a medium fire situation, the power plant operation monitoring data of the adjacent monitoring sub-areas of the current fire area during the fire location period is obtained to perform fire prediction;

[0127] If the current fire situation is a serious fire situation, the power plant operation monitoring data of all current monitoring sub-areas during the fire location period are obtained to perform fire prediction;

[0128] Draw the current fire curve based on the current fire data and the fire location period;

[0129] Obtain fire prediction data according to the fire prediction results, draw a fire prediction curve according to the fire prediction time and splice the current fire curve;

[0130] Obtaining data features of current fire data and data features of fire prediction data;

[0131] Draw a historical fire curve based on historical fire data, and obtain the fire prediction curve to splice the current fire curve with the historical fire curve;

[0132] Wherein, F represents the curve similarity of the fire prediction curve splicing the current fire curve and the historical fire curve; x1i1 represents the i1th current fire data or fire prediction data in the fire prediction curve splicing the current fire curve; x2i1 represents the i1th historical fire data in the historical fire curve; yj1 represents the number of data features of the j1th type of current fire data or fire prediction data; n1 represents the total number of current fire data and fire prediction data in the fire prediction curve splicing the current fire curve; m1 represents the number of data types of current fire data and fire prediction data in the fire prediction curve splicing the current fire curve;

[0133] A similarity threshold is set. When the similarity between the fire prediction curve and the current fire curve and the historical fire curve is not less than the similarity threshold, the fire prediction is determined to be accurate and prediction alarm data is generated.

[0134] In this embodiment, the current fire area refers to a monitoring sub-area where a fire is currently occurring, determined based on fire alarm data.

[0135] In this embodiment, the fire location period refers to a period for calling data required for fire location, for example, calling the power station operation monitoring data of the current fire area in the time period t1 to perform fire location analysis.

[0136] In this embodiment, the current fire data refers to the power station operation monitoring data of the current fire area in the fire locating period acquired according to the fire locating period.

[0137] In this embodiment, the current fire data is analyzed sequentially according to the detector type. For example, the fire temperature data in the current fire data is analyzed first, and then the gas data in the current fire data is analyzed.

[0138] In this embodiment, the current fire data quantization value refers to a value determined by performing unified data quantization processing on the current fire data.

[0139] In this embodiment, the current fire situation quantization value refers to a value determined according to the ratio of the current fire data quantization value to the data normal operation range quantization value.

[0140] In this embodiment, the fire situation level refers to the level of the fire situation, including: a general fire situation level, a medium fire situation level, and a serious fire situation level.

[0141] In this embodiment, the current fire curve refers to a data curve drawn based on current fire data combined with the fire location time period.

[0142] In this embodiment, the fire prediction data refers to fire data determined according to the fire prediction result.

[0143] In this embodiment, the fire prediction curve refers to a data curve drawn based on the fire prediction data combined with the fire location time period.

[0144] In this embodiment, the fire prediction curve is spliced ​​with the current fire curve to represent the fire situation during the period and the predicted fire situation.

[0145] In this embodiment, the curve similarity is used to indicate the accuracy of fire prediction. The higher the curve similarity, the higher the fire prediction accuracy.

[0146] In this embodiment, the similarity threshold refers to a threshold used to determine whether the fire prediction is accurate.

[0147] In this embodiment, the prediction alarm data refers to alarm data on the fire prediction generated when it is determined that the fire prediction is accurate.

[0148] The working principle and beneficial effects of the above technical solution are: by locating the fire area according to the fire alarm data, obtaining the current fire situation and predicting the current fire situation based on the pre-deployed fire detectors in the fire area, generating predicted alarm data, and effectively ensuring the safe and stable operation of the power station.

[0149] Embodiment 7:

[0150] The embodiment of the present invention provides a power station fire alarm system, a fire control module, including:

[0151] The fire control unit is used to set the fire control level and preliminarily determine the initial fire control level of the current fire situation based on the fire alarm data;

[0152] Calibrate the preliminarily determined current fire control level according to the predicted alarm data to determine the final fire control level of the current fire situation;

[0153] Call and execute fire control strategies according to the final fire control level.

[0154] In this embodiment, the fire control level refers to a level used to control fire, and the fire control level is determined according to the fire situation.

[0155] In this embodiment, the initial fire control level refers to the fire control level determined according to the fire alarm data, and refers to the fire control level determined without considering the predicted fire situation.

[0156] In this embodiment, the final fire control level refers to the fire control level determined by calibrating the preliminarily determined current fire control level according to the predicted alarm data, and refers to the fire control level determined in consideration of the predicted fire situation.

[0157] In this embodiment, the fire control strategy refers to a strategy for achieving safe and stable operation of a power station.

[0158] The working principle and beneficial effect of the above technical solution are: by executing the fire control strategy according to the fire alarm data and the predicted alarm data, the effective utilization of the fire control resources and the safe and stable operation of the power station are ensured.

[0159] Embodiment 8:

[0160] An embodiment of the present invention provides a power station fire alarm system, further comprising:

[0161] The fire alarm visualization module is used to visualize the fire alarm data, predicted alarm data and fire control strategies in real time.

[0162] In this embodiment, fire alarm data, predicted alarm data and fire control strategies are visualized in real time, and are visualized according to monitoring time, and data at the same monitoring time are displayed on the same interface.

[0163] The working principle and beneficial effect of the above technical solution are: by real-time visual display of fire alarm data, predicted alarm data and fire control strategy, the user experience of power station fire alarm is improved.

[0164] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A power station fire alarm system, characterized in that: include: Fire monitoring module, used to set the monitoring area and monitoring equipment of the power station fire alarm, pre-deploy fire detectors, and obtain power station operation monitoring data; The fire alarm module is used to synchronously aggregate and transmit the power station operation monitoring data to the power station fire alarm platform and perform data analysis and processing. When it is determined that a fire has occurred in the power station, fire alarm data is generated; The positioning prediction module is used to locate the fire area according to the fire alarm data, obtain the current fire situation and make a fire prediction based on the pre-deployed fire detectors in the fire area to generate the prediction alarm data; The fire control module is used to execute fire control strategies based on fire alarm data and predicted alarm data.

2. A power station fire alarm system according to claim 1, characterized in that: Fire monitoring module, including: A monitoring setting unit, used to obtain the power station area, set the monitoring area and monitoring equipment of the power station fire alarm; Obtain the functions of the power station equipment, divide the monitoring area according to the functions of the power station equipment, and obtain the monitoring sub-areas; Set the fire risk level, obtain the fire risk level of the monitoring sub-area and the number of equipment in the monitoring sub-area, perform comprehensive weighted monitoring processing on the monitoring sub-area, and determine the monitoring level of the monitoring sub-area; The monitoring deployment unit is used to pre-deploy fire detectors according to the monitoring level and fire characteristics of the monitoring sub-area and obtain power station operation monitoring data.

3. A power station fire alarm system according to claim 1, characterized in that: Monitoring deployment unit, including: A detector type block is used to obtain fire characteristics of the monitoring sub-area and determine the detector type of the pre-deployed fire detector, wherein the detector type includes: smoke detector type, temperature detector type, flame detector type, gas detector type, infrared detector type and pressure detector type; The detector quantity block is used to determine the detector quantity of each type of pre-deployed fire detectors according to the monitoring level of the monitoring sub-area; The monitoring deployment block is used to set the pre-deployment position of the pre-deployed fire detectors in the monitoring sub-area according to the monitoring equipment, pre-deploy the fire detectors according to the detector type and the number of detectors, monitor the power station in real time, and obtain the power station operation monitoring data.

4. A power station fire alarm system according to claim 1, characterized in that: Fire alarm module, including: A synchronization aggregation unit is used to perform data synchronization processing on the power station operation monitoring data according to the monitoring time; Aggregate and process the power station operation monitoring data according to the detector type of the pre-deployed detector; A data transmission unit, used to transmit the synchronized and summarized power station operation monitoring data to the power station fire alarm platform; The data analysis and processing unit is used to analyze and process the power station operation monitoring data transmitted to the power station fire alarm platform, remove duplicate data, and obtain the power station operation analysis data; The normal operating range of data is obtained based on the historical power plant operation monitoring data of the power plant fire alarm platform. When the monitored operation analysis data exceeds the normal operating range of data, it is determined that a fire has occurred in the power plant and fire alarm data is generated.

5. A power station fire alarm system according to claim 4, characterized in that: Data transmission unit, comprising: A platform architecture block is used to establish a power station fire alarm platform according to a preset platform architecture, wherein the preset platform architecture includes: a distributed platform architecture and a centralized platform architecture; The transmission establishment block is used to establish a data transmission channel between the power station fire alarm platform and the pre-deployed detectors, and to perform a transmission test on the data transmission channel according to the preset test data of the power station fire alarm platform. When the preset test data is monitored to be transmitted bidirectionally completely, it is determined that the data transmission channel is established.

6. A power station fire alarm system according to claim 1, characterized in that: Positioning prediction module, including: A fire locating unit is used to obtain the monitoring sub-area where the corresponding pre-deployed detector is located according to the fire alarm data, and record it as the current fire area; The fire situation unit is used to set the fire location period, obtain the power station operation monitoring data of the current fire area during the fire location period, record it as the current fire data, analyze the current fire data one by one according to the detector type, and determine the current fire situation of the current fire area in combination with the normal operation range of the data corresponding to each detector type; The fire quantification unit is used to perform unified data quantification processing on the current fire data and the normal operating range of the data corresponding to each detector type, and determine the current fire situation quantification value according to the ratio of the current fire data quantification value to the data normal operating range quantification value; Setting a fire situation level of the fire situation, matching the fire situation level with the fire situation quantization value, and determining a current fire situation corresponding to the current fire situation quantization value, wherein the fire situation level includes: a general fire situation level, a medium fire situation level, and a severe fire situation level; A fire prediction unit, used to obtain current fire data of the current fire area to perform fire prediction if the current fire situation is a general fire situation; If the current fire situation is a medium fire situation, the power plant operation monitoring data of the adjacent monitoring sub-areas of the current fire area during the fire location period is obtained to perform fire prediction; If the current fire situation is a serious fire situation, the power plant operation monitoring data of all current monitoring sub-areas during the fire location period are obtained to perform fire prediction; Draw the current fire curve based on the current fire data and the fire location period; Obtain fire prediction data according to the fire prediction results, draw a fire prediction curve according to the fire prediction time and splice the current fire curve; Obtaining data features of current fire data and data features of fire prediction data; Draw a historical fire curve based on historical fire data, and obtain the fire prediction curve to splice the current fire curve with the historical fire curve; Wherein, F represents the curve similarity of the fire prediction curve splicing the current fire curve and the historical fire curve; x1i1 represents the i1th current fire data or fire prediction data in the fire prediction curve splicing the current fire curve; x2i1 represents the i1th historical fire data in the historical fire curve; yj1 represents the number of data features of the j1th type of current fire data or fire prediction data; n1 represents the total number of current fire data and fire prediction data in the fire prediction curve splicing the current fire curve; m1 represents the number of data types of current fire data and fire prediction data in the fire prediction curve splicing the current fire curve; A similarity threshold is set. When the similarity between the fire prediction curve and the current fire curve and the historical fire curve is not less than the similarity threshold, the fire prediction is determined to be accurate and prediction alarm data is generated.

7. A power station fire alarm system according to claim 1, characterized in that: Fire control module, including: The fire control unit is used to set the fire control level and preliminarily determine the initial fire control level of the current fire situation based on the fire alarm data; Calibrate the preliminarily determined current fire control level according to the predicted alarm data to determine the final fire control level of the current fire situation; Call and execute fire control strategies according to the final fire control level.

8. A power station fire alarm system according to claim 1, characterized in that: Also includes: The fire alarm visualization module is used to visualize the fire alarm data, predicted alarm data and fire control strategies in real time.

Images