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31results about How to "Reduce implementation risk" patented technology

Industrial network boundary protection system

The invention provides an industrial network boundary protection system. The industrial network boundary protection system comprises a production network system, a data acquisition network system, anoffice network system and an industrial firewall system; the production network system is connected to the data acquisition network system through the industrial firewall system, so that one-way datatransmission can be realized; both control and operation on equipment can be completed in a production network; the data acquisition network system comprises an industrial control safety audit platform; and the office network system further comprises an industrial control system information security supervision and analysis platform, a production scheduling system and a client side. According to the industrial network boundary protection system provided by the invention, behaviour analysis on the data acquisition network system, the production network system and communication of the data acquisition network system is made through the industrial control safety audit platform; the communication link state in a network can be monitored in real time through an abnormal monitoring module; the security of the industrial network boundary protection system is improved; depth inspection on a data packet based on an application layer can be carried out through the industrial firewall system; thecommunication security is improved; and the industrial network boundary protection system has the obvious effect for core asset protection of the production network system.
Owner:南京世界村云数据产业集团有限公司

Micro-nano bubble releasing material for repairing natural water body and preparation method thereof

The invention belongs to the fields of micro-nano bubble preparation technologies and water environment pollution treatment, and discloses a micro-nano bubble releasing material for repairing a natural water body and a preparation method thereof. After the material is added into a target water body, a large amount of micro-nano bubbles is generated in water, bulk phase micro-nano bubbles are dispersed in overlaying water, the oxygen content of the overlaying water is quickly increased, in the interface, micro-nano bubbles are adhered on the material interface, and thus exist in the covering layer; micro-nano bubbles directly contact with anaerobic deposits, the redox potential of the deposits-water interface is inverted for a long term, and the surface layer deposits are passivated. By controlling the properties of the material, the micro-nano bubble releasing performance is regulated. The provided method for treating a natural water body is ecologically safe and active for a long term, does not used any chemical agent, is nontoxic and harmless, can relieve the oxygen deficiency of the natural water body, avoids the generation of black and odor water, promotes the oxidation and degradation of reducing substances in overlaying water, and creates good conditions for the ecological restoration of polluted water.
Owner:RES CENT FOR ECO ENVIRONMENTAL SCI THE CHINESE ACAD OF SCI +1

Method for universal call management platform implementing unconditional forward shifting user connection

The invention adopts a proposal of setting the call forwarding unconditional of users on an HLR. The users use incoming call management and set call forwarding unconditional by a mobile phone terminal; a forwarding unconditional number is a routing code of a common incoming call management platform; when the users are called, an MSC/GMSC of a calling visitor office inquires the HLR, returns forwarding unconditional identification and a forwarding number and triggers a call forwarding unconditional procedure; the MSC/TMSC/GMSC routes a speech channel to the GMSC connected with the common incoming call management platform; the GMSC transmits the speech channel to the common incoming call management platform that extracts a called party, a source called party and a calling party from the reported IAI/IAM information, judges whether a call is an incoming call management call according to a called number and carries out call screening to the calling party according to the source called party; if the screening fails, a warning tone is played to the calling party and the call is released, or transferred to a manual desk for leaving a message. If screening passes, the common incoming call management platform continues to connect the called party; after the called party answers the call, the common incoming call management platform connects the speech channel of a main called party for communication.
Owner:CHINA MOBILE GROUP JIANGSU

Data management system and technology transaction platform

The invention discloses a data management system and a technology transaction platform, and the system comprises a data management module which is used for the management of the basic data and user information of the technology transaction platform; a business management module which is used for managing the business application of the technology transaction platform and the interaction between the technology transaction parties; a resource management module which is used for gathering and integrating similar service parties and dynamically connecting service intermediary resources of all links of the whole transaction process so as to realize matching of requirements and resources; and a resource storage module which is used for storing various resource data related to the technology transaction platform. According to the invention, effective data management can be carried out on the technology transaction platform, accuracy and reliability of data interaction of the technology transaction platform are guaranteed, improvement of data management efficiency, resource utilization efficiency and operation reliability of the technology transaction platform is facilitated, and functions of the technology transaction platform are enriched. The system has high advancement, openness, expandability, stability and reliability.
Owner:CRRC IND INST CO LTD

Method and system for comparing main feed water flow quantity redundancy measurement channels of nuclear power plant evaporator

The invention relates to a method and system for comparing main feed water flow quantity redundancy measurement channels of a nuclear power plant evaporator, wherein the method includes the followingsteps: S1, formulating cross comparison standards by an uncertainty root mean square method; S2, collecting real-time water flow measurement values of the main feed water flow quantity redundancy measurement channels; S3, carrying out averaging processing of collected water flow quantity measurement values, obtaining a measured average value of the main feed water flow quantity of the main feed water flow quantity redundancy measurement channels, and taking the measured average value of the main feed water flow quantity as the reference value; and S4, calculating all the real-time water flow measurement values and the determined reference value, and carrying out cross comparison of the calculation result and the cross comparison standards. The equipment functional availability and reliability and less maintenance activity investment can be ensured, and the abnormal or fault in the main feed water flow quantity redundancy measurement channels can be effectively detected.
Owner:CHINA GENERAL NUCLEAR POWER OPERATION +2

Method for universal call management platform implementing unconditional forward shifting user connection

The invention adopts a proposal of setting the call forwarding unconditional of users on an HLR. The users use incoming call management and set call forwarding unconditional by a mobile phone terminal; a forwarding unconditional number is a routing code of a common incoming call management platform; when the users are called, an MSC / GMSC of a calling visitor office inquires the HLR, returns forwarding unconditional identification and a forwarding number and triggers a call forwarding unconditional procedure; the MSC / TMSC / GMSC routes a speech channel to the GMSC connected with the common incoming call management platform; the GMSC transmits the speech channel to the common incoming call management platform that extracts a called party, a source called party and a calling party from the reported IAI / IAM information, judges whether a call is an incoming call management call according to a called number and carries out call screening to the calling party according to the source called party; if the screening fails, a warning tone is played to the calling party and the call is released, or transferred to a manual desk for leaving a message. If screening passes, the common incoming callmanagement platform continues to connect the called party; after the called party answers the call, the common incoming call management platform connects the speech channel of a main called party forcommunication.
Owner:CHINA MOBILE GROUP JIANGSU

A bubble plume oxygenation water quality restoration device and method

The invention discloses a bubble plume oxygenation water quality restoration device and method. The bubble plume oxygenation water quality restoration device is provided with a switchable gas source and an oxygen conveying pipe and comprises a supporting rod, a gas distribution tray, an annular hole, an oxygen inlet, a gas distribution pipe, a tee pipe, micropore aeration pipes on six corners of the device, micropore aeration pipe orifices, a nano rubber macropore aeration pipe, a macropore aeration pipe orifice, a suspender upper welding tray, a suspender lower welding tray, a firm metal suspender, a fixed bolt and a supporting base. The bubble plume oxygenation water quality restoration device is applicable to typical shallow and deep lakes, and according to different structural characteristics of the shallow and deep lakes, the air source is reasonably used; by reasonably switching a water mixed oxygenation function and a hypolimnion direct injection oxygenation function, the treatment is carried out according to the circumstance, and the water quality in the lakes can be efficiently and economically restored; the bubble plume oxygenation water quality restoration device does not need a power supply at the bottom of the lake and is not required to be electrified in the water, so that the operation and construction difficulty can be greatly alleviated, and the generalization performance is high.
Owner:INST OF GEOCHEM CHINESE ACADEMY OF SCI

Underground diaphragm wall seam water stop strengthening measure and detection method

The invention discloses an underground diaphragm wall seam water stop strengthening measure and a detection method. The construction quality of an underground diaphragm wall, especially the joint water stop quality, is an important link for determining the safety of a foundation pit, and once mud is clamped in a joint, water leakage accidents are likely to happen. The method comprises the following steps that a cross-shaped steel plate rigid joint is adopted as an underground diaphragm wall joint, and a cross-shaped steel plate is longitudinally arranged with the same length as a reinforcement cage; angle steel is welded to the two ends of the cross-shaped steel plate connector and used for placing a grout stopping iron sheet, the longitudinal length of the iron sheet is equal to the length of the underground diaphragm wall body, and the width of the iron sheet is 900 mm; a steel sleeve valve pipe is pre-buried on a sealing rib of the reinforcement cage on the outer side of the cross-shaped steel plate at the joint of each underground diaphragm wall; after construction of the diaphragm wall is finished, three triple-pipe high-pressure jet grouting piles are driven on the outer side of a joint in a delta shape, and the pile bottoms penetrate into the position below the bottom of the foundation pit by 6.0 m; and after the concrete of the diaphragm wall reaches the design strength, the water stop quality of the joint can be detected through the pre-embedded sleeve valve pipe. The device and the method are used for underground diaphragm wall seam waterstop reinforcement and detection.
Owner:中交哈尔滨地铁投资建设有限公司

An Industrial Network Border Protection System

The present invention proposes an industrial network boundary protection system, including a production network system, a data collection network system, an office network system and an industrial firewall system. The production network system can be connected to the data collection network system through the industrial firewall system to realize one-way data transmission, and the equipment The control and operation of the system can be completed in the production network. The data mining network system includes an industrial control security audit platform, and the office network system also includes an industrial control system information security supervision and analysis platform, a production scheduling system and a client; the present invention uses industrial control security The audit platform can analyze the behavior of the communication between the data acquisition network system and the production network system and the data acquisition network system. Through the abnormal monitoring module, the real-time monitoring of the communication link status in the network can be completed, and the security of the industrial network border protection system can be improved. Through the industrial firewall system, the deep inspection of data packets based on the application layer can improve the communication security and have a significant effect on the core asset protection of the production network system.
Owner:南京世界村云数据产业集团有限公司

A kind of intelligent monitoring method for chemical hazardous process risk

ActiveCN109767090BReduce implementation riskReliable Risk Assessment ProgramResourcesChemical industryRisk level
The invention discloses a chemical dangerous process risk intelligent monitoring method, comprising the following steps of grouping and purifying the historical data under all chemical dangerous processes to serve as a historical process data sequence; extracting a historical risk level under a chemical risk process, carrying out feature coding on the historical risk level, training a model of a corresponding relation between a historical process data sequence and historical risk level feature coding, listing a modeling formula, and calculating a risk assessment formula; obtaining the data ofthe chemical dangerous process parameters in the actual production of the chemical industry again, and calculating the feature codes of the corresponding risk levels according to a risk assessment formula; and establishing a risk level query module, inputting the calculated feature codes into the query module, and calculating the risk level in actual chemical production. According to the invention, various risk measures are monitored in real time, the risk can be monitored in real time, the risk level can be intelligently analyzed, and the appropriate supplementary suggestion measures and thewarning information are given, so that the implementation risk of the whole project is reduced.
Owner:浙江省天正设计工程有限公司

Alarm method and system based on sound-light alarm networking communication interface protocol of nuclear power plant

The invention relates to an alarm method and system based on a sound-light alarm networking communication interface protocol of a nuclear power plant, computer equipment and a storage medium. The method comprises the following steps: determining a networking access point for acousto-optic networking alarm in the nuclear power plant; based on a preset communication interface protocol, establishing alarm communication connection between sound-light alarm systems of nuclear power areas in different periods in the nuclear power plant through the networking access point; when at least one real-time alarm signal triggered by a regional center is detected, transmitting the real-time alarm signal to a networking access point in a photoelectric conversion form based on a preset communication interface protocol; and transmitting each real-time alarm signal to each nuclear power area through the networking access point, triggering the sound-light alarm system of each nuclear power area of the nuclear power plant to respond at the same time, and generating alarm information. With the adoption of the method, sound and light alarm systems of construction projects in different periods can be quickly, compatibly and uniformly networked.
Owner:CHINA NUCLEAR POWER DESIGN COMPANY +3

A method and system for emergency power supply of a nuclear power plant

The invention discloses an emergency power supply method and system for a nuclear power plant. The emergency power supply system of the nuclear power plant includes the first power distribution system and the first emergency power supply arranged in the room of row A, the second power distribution system and the second emergency power supply arranged in the room of row B; accommodate the first emergency power supply The first emergency power supply drawer and the second emergency power supply drawer of the power supply and the second emergency power supply; the special switch for the first emergency power supply, which is used when the first valve and the second valve of the room in row A lose power due to an emergency. Connect the first emergency power supply to the first transfer distribution box through the cable, and provide emergency power to the first valve and the second valve through the first emergency power supply; the second special switch for emergency power supply is used for sudden accidents leading to column B When the third valve and the fourth valve in the room lose power supply, the second emergency power supply is connected to the second transfer distribution box through the cable, and the third valve and the fourth valve are supplied with emergency power through the second emergency power supply.
Owner:SUZHOU NUCLEAR POWER RES INST +4
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