阅读说明：本技术 一种核电sip试验专用智能插座系统及其安全防护方法 (Intelligent socket system special for nuclear power SIP test and safety protection method thereof ) 是由 葛春茂 周浩 郑云龙 王宝 宁方辉 刘水英 古哲韬 于 2020-05-28 设计创作，主要内容包括：本发明提供了一种核电SIP试验专用智能插座系统,包括：人机交互设备和智能插座箱；所述智能插座箱内设有PLC控制器和与所述PLC控制器连接的多个接触器；所述PLC控制器与所述人机交互设备通信连接；所述人机交互设备用于在收到用户进行核电SIP试验指令时,采集用户信息,基于用户信息对用户身份验证并确定用户权限,并将所述用户信息和所述用户权限发送给所述PLC控制器；所述PLC控制器根据所述用户权限控制每个接触器的通断；身份验证功能加上每个开关均有严格的开合权限,防止了无权限人员对控制箱的操作。(The invention provides a special intelligent socket system for a nuclear power SIP test, which comprises: the system comprises a human-computer interaction device and an intelligent socket box; a PLC controller and a plurality of contactors connected with the PLC controller are arranged in the intelligent socket box; the PLC is in communication connection with the human-computer interaction equipment; the human-computer interaction equipment is used for acquiring user information when receiving a nuclear power SIP test instruction of a user, verifying the user identity based on the user information, determining the user authority, and sending the user information and the user authority to the PLC; the PLC controls the on-off of each contactor according to the user authority; the identity authentication function and each switch have strict opening and closing authority, so that the operation of an unauthorized person on the control box is prevented.)

1. The utility model provides a special smart jack system of nuclear power SIP test which characterized in that includes: the system comprises a human-computer interaction device and an intelligent socket box; a PLC controller and a plurality of contactors connected with the PLC controller are arranged in the intelligent socket box;

the PLC is in communication connection with the human-computer interaction equipment;

the human-computer interaction equipment is used for acquiring user information when receiving a nuclear power SIP test instruction of a user, verifying the user identity based on the user information, determining the user authority, and sending the user information and the user authority to the PLC;

and the PLC controls the on-off of each contactor according to the user authority.

2. The system of claim 1, wherein the human-computer interaction device comprises: a computing device and a card reader;

the card reader is in communication connection with the computing equipment and is used for reading user information in an employee card and sending the read user information to the computing equipment;

and the computing equipment is used for verifying the identity of the user based on the collected user information, determining the user authority and sending the user information and the user authority to the PLC.

3. The system of claim 2, wherein the computing device comprises: the system comprises an acquisition module, an information verification module, a human-computer interaction interface and a sending module;

the acquisition module is used for acquiring the user information read by the card reader;

the information verification module is used for verifying the user identity and determining the user authority based on the collected user information;

the man-machine interaction interface is used for verifying the user identity and determining the user authority by using the form of a user name and a password;

and the sending module is used for sending the user information and the user authority to the PLC.

4. The system of claim 3, wherein the computing device further comprises: a record query module;

and the record query module is used for recording the control of the PLC controller on the contactor and providing query service for control records.

5. The system of claim 4, wherein the employee card comprises: an API interface;

the API interface is in butt joint communication with the card reader.

6. The system of claim 5, further comprising: an intermediate relay;

the intermediate relay is connected between the PLC and the contactor and used for protecting the PLC from being broken down when the contactor passes through large current.

7. The system of claim 1, wherein the PLC controller and the human interaction device are communicatively connected based on an RJ45 network cable.

8. A safety protection method of an intelligent socket system special for a nuclear power SIP test is characterized by comprising the following steps:

when receiving a nuclear power SIP test instruction from a user, the human-computer interaction equipment acquires user information, verifies the user identity based on the user information, determines user authority, and sends the user information and the user authority to the PLC;

and the PLC controls the on-off of each contactor according to the user authority.

9. The method of claim 8, wherein the human-computer interaction device collects user information when receiving a nuclear power SIP test instruction from a user, verifies the user identity and determines user authority based on the user information, and sends the user information and the user authority to the PLC, and the method comprises:

the card reader reads user information in an employee card and sends the read user information to the computing equipment;

the computing equipment verifies the user identity and determines the user authority based on the collected user information, and sends the user information and the user authority to the PLC.

10. The method of claim 9, wherein the computing device authenticates a user identity based on the collected user information and determines a user authority, sending the user information and the user authority to the PLC controller, comprising:

the computing equipment acquires the user information read by the card reader;

the computing equipment verifies the user identity and determines the user authority based on the collected user information;

the man-machine interaction interface of the computing equipment verifies the user identity and determines the user authority by using the forms of a user name and a password;

and the computing equipment sends the user information and the user authority to the PLC.

Technical Field

The invention belongs to the field of electric power application and safety encryption, and relates to an intelligent socket system special for a nuclear power SIP test and a safety protection method thereof.

Background

However, the SIP system is a protection system, namely, the SIP system is only used when the reactor has accident transient, and the fault is concealed when the reactor normally runs. In order to discover a failure in a timely manner to ensure the availability of the SIP system, the SIP system must be periodically tested.

The special socket box for the nuclear power SIP test originally uses a mechanical lock, has no authentication function, and can be easily opened only by a key to operate all switches. Meanwhile, no operation recording and inquiring function exists, the content of historical operation cannot be traced, a responsible person cannot be found out during misoperation, and serious potential safety hazards exist.

Disclosure of Invention

Aiming at the problem that a mechanical lock is used in the conventional socket box special for nuclear power SIP test, the socket box has no authentication function, and can be easily opened only by a key to operate all switches. Meanwhile, the intelligent socket system special for the nuclear power SIP test has no operation recording and inquiring functions, can not trace the content of historical operation, can not find a responsible person during misoperation, and has the problem of serious potential safety hazard, and the invention provides the intelligent socket system special for the nuclear power SIP test, which specifically comprises the following steps:

the system comprises a human-computer interaction device and an intelligent socket box; a PLC controller and a plurality of contactors connected with the PLC controller are arranged in the intelligent socket box;

the PLC is in communication connection with the human-computer interaction equipment;

the human-computer interaction equipment is used for acquiring user information when receiving a nuclear power SIP test instruction of a user, verifying the user identity based on the user information, determining the user authority, and sending the user information and the user authority to the PLC;

and the PLC controls the on-off of each contactor according to the user authority.

Preferably, the human-computer interaction device includes: a computing device and a card reader;

the card reader is in communication connection with the computing equipment and is used for reading user information in an employee card and sending the read user information to the computing equipment;

and the computing equipment is used for verifying the identity of the user based on the collected user information, determining the user authority and sending the user information and the user authority to the PLC.

Preferably, the computing device includes: the system comprises an acquisition module, an information verification module, a human-computer interaction interface and a sending module;

the acquisition module is used for acquiring the user information read by the card reader;

the information verification module is used for verifying the user identity and determining the user authority based on the collected user information;

the man-machine interaction interface is used for verifying the user identity and determining the user authority by using the form of a user name and a password;

and the sending module is used for sending the user information and the user authority to the PLC.

Preferably, the computing device further comprises: a record query module;

and the record query module is used for recording the control of the PLC controller on the contactor and providing query service for control records.

Preferably, the employee card comprises: an API interface;

the API interface is in butt joint communication with the card reader.

Preferably, the system further comprises: an intermediate relay;

the intermediate relay is connected between the PLC and the contactor and used for protecting the PLC from being broken down when the contactor passes through large current.

Preferably, the PLC controller and the human-computer interaction device are in communication connection based on an RJ45 network cable.

Based on the same conception, the invention provides a safety protection method of a special intelligent socket system for a nuclear power SIP test, which comprises the following steps:

when receiving a nuclear power SIP test instruction from a user, the human-computer interaction equipment acquires user information, verifies the user identity based on the user information, determines user authority, and sends the user information and the user authority to the PLC;

and the PLC controls the on-off of each contactor according to the user authority.

Preferably, when receiving a command of performing a nuclear power SIP test by a user, the human-computer interaction device collects user information, authenticates the user identity based on the user information, determines the user right, and sends the user information and the user right to the PLC controller, including:

the card reader reads user information in an employee card and sends the read user information to the computing equipment;

the computing equipment verifies the user identity and determines the user authority based on the collected user information, and sends the user information and the user authority to the PLC.

Preferably, the computing device verifies the user identity and determines the user right based on the collected user information, and sends the user information and the user right to the PLC controller, including:

the computing equipment acquires the user information read by the card reader;

the computing equipment verifies the user identity and determines the user authority based on the collected user information;

the man-machine interaction interface of the computing equipment verifies the user identity and determines the user authority by using the forms of a user name and a password;

and the computing equipment sends the user information and the user authority to the PLC.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention provides a special intelligent socket system for a nuclear power SIP test, which comprises: the system comprises a human-computer interaction device and an intelligent socket box; a PLC controller and a plurality of contactors connected with the PLC controller are arranged in the intelligent socket box; the PLC is in communication connection with the human-computer interaction equipment; the human-computer interaction equipment is used for acquiring user information when receiving a nuclear power SIP test instruction of a user, verifying the user identity based on the user information, determining the user authority, and sending the user information and the user authority to the PLC; the PLC controls the on-off of each contactor according to the user authority; the invention adds the identity authentication function during the nuclear power SIP test, and prevents the operation of the control box by the persons without authority.

2. The intelligent socket system special for the nuclear power SIP test and the safety protection method thereof support two modes of an employee card and a multi-user-name multi-password mode, and can conveniently and quickly carry out identity verification.

3. According to the intelligent socket system special for the nuclear power SIP test and the safety protection method thereof, a user can operate the switch through the touch screen to control the PLC, the switch is not directly operated, and the safety risk is reduced.

4. The intelligent socket system special for the nuclear power SIP test and the safety protection method thereof have perfect operation records and query functions, have no special authority and no right to delete the operation records, and ensure the traceability of the operation.

Drawings

Fig. 1 is a structural diagram of a smart socket system dedicated for a nuclear power SIP test provided by the invention;

fig. 2 is a general technical scheme diagram of a smart socket system dedicated for a nuclear power SIP test according to an embodiment of the present invention;

fig. 3 is a flowchart of a safety protection method of the smart socket system dedicated for the nuclear power SIP test according to the embodiment of the present invention.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings.

Example 1:

the invention provides a special intelligent socket system for a nuclear power SIP test, which is characterized in that the interior of a socket box is modified, a PLC intelligent socket module, an industrial tablet computer, an intermediate relay and a contactor are added, identity verification can be carried out by scanning an employee card or manually inputting a password, the rear part of the identity verification can be operated, and only an allowed switch can be operated during operation; the system has complete recording and inquiring functions, and can realize inquiring and tracing historical operations; the system still reserves wireless remote connection function (can support scanning two-dimensional code authentication function in the second phase), can functions such as remote inquiry contactor closes and divides state and historical operation record, and overall structure is shown as figure 1, specifically includes:

the system comprises a human-computer interaction device and an intelligent socket box; a PLC controller and a plurality of contactors connected with the PLC controller are arranged in the intelligent socket box;

the PLC is in communication connection with the human-computer interaction equipment;

the human-computer interaction equipment is used for acquiring user information when receiving a nuclear power SIP test instruction of a user, verifying the user identity based on the user information, determining the user authority, and sending the user information and the user authority to the PLC;

and the PLC controls the on-off of each contactor according to the user authority.

An industrial tablet computer: the touch operation is realized, the identity authentication is carried out through swiping an employee card and a user name and a password, and different users have different authorities to different switches; supporting an operation record query function;

the contactor replaces an air switch in the original socket box;

employee card identification machine (card reader): it is necessary to provide a communication interface (such as network, USB, etc.) with the industrial tablet computer,

meanwhile, the employee card manufacturer needs to open an API interface to be in butt joint with the card reader for communication, and the card reader reads user information.

The industrial tablet personal computer is connected and communicated with the PLC through an RJ45 network cable; the contactor replaces an air switch in an original socket box and is used for controlling the connection or the closure of each loop of the socket; the PLC is isolated from the contactor through the intermediate relay, so that the impact of the large current of the contactor loop on the PLC system is prevented, and the stable and reliable work of the whole system is ensured.

The identity authentication function prevents an unauthorized person from operating the control box, and each switch has strict opening and closing authority;

the two modes of the employee card and the multi-user name and the multi-password are supported, so that the identity authentication can be conveniently and quickly carried out;

a user can operate the PLC to operate the switch through the touch screen without directly operating the switch, so that the safety risk is reduced;

the method has the advantages of having perfect operation record and query function, having no special authority to delete the operation record and ensuring the traceability of the operation.

Example 2:

based on the same inventive concept, the invention also provides a safety protection method of the intelligent socket system special for the nuclear power SIP test, which is introduced by combining with the flow chart of the safety protection method in figure 3 and comprises the following steps:

when receiving a nuclear power SIP test instruction from a user, the human-computer interaction equipment acquires user information, verifies the user identity based on the user information, determines user authority, and sends the user information and the user authority to the PLC;

and the PLC controls the on-off of each contactor according to the user authority.

When receiving a nuclear power SIP test instruction from a user, the human-computer interaction device acquires user information, verifies the user identity based on the user information, determines user authority, and sends the user information and the user authority to the PLC, and the method comprises the following steps:

the card reader reads user information in an employee card and sends the read user information to the computing equipment;

the computing equipment verifies the user identity and determines the user authority based on the collected user information, and sends the user information and the user authority to the PLC.

The computing equipment verifies the user identity and determines the user authority based on the collected user information, and sends the user information and the user authority to the PLC, and the method comprises the following steps:

the computing equipment acquires the user information read by the card reader;

the computing equipment verifies the user identity and determines the user authority based on the collected user information;

the man-machine interaction interface of the computing equipment verifies the user identity and determines the user authority by using the forms of a user name and a password;

and the computing equipment sends the user information and the user authority to the PLC.

The computing equipment verifies the user identity and determines the user authority based on the collected user information, and sends the user information and the user authority to the PLC, and the method further comprises the following steps:

and recording the control of the PLC controller on the contactor, and providing query service for the control record.

The method further comprises the following steps:

an intermediate relay is arranged between the PLC and the contactor, and when the contactor passes through large current, the PLC is protected from being broken down.

As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.

The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

The present invention is not limited to the above embodiments, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention are included in the scope of the claims of the present invention which are filed as the application.