Substation operation management and control system based on Beidou positioning

Abstract

The invention discloses a substation operation management and control system based on Beidou positioning. The substation operation management and control system comprises a monitoring module, a protection module, an automatic control module, a communication module, a power supply module, an environment monitoring module and an alarm module, the substation operation management and control system is a comprehensive management system and is used for improving the safety and efficiency of substation operation; the system is further provided with a human body sensory module, the output end of the intelligent terminal is connected with the input end of the human body sensory module, the output end of the human body sensory module is connected with the information acquisition module, and the human body sensory module comprises an infrared detector. The substation operation management and control system also relates to the reinforcement of safety precaution measures, the safety precaution capability of field operation is improved through technical means, the personal safety of workers is guaranteed, and the system not only improves the working efficiency, reduces the operation cost and improves the electric power safety production level, but also has important significance for guaranteeing the safe operation of substation operation.

Description

Technical Field

[0001] The present invention relates to the technical field of electric power monitoring, and in particular to a substation operation control system based on Beidou positioning. Background Art

[0002] The premise for ensuring the normal operation of the power grid and maintaining the stability of the power grid operation is that the staff needs to carry out live-line work regularly, but live-line work has certain safety risks. If safety control is not carried out in real time, there is a risk of safety accidents. A substation refers to a place in the power system where voltage and current are transformed, electric energy is received and distributed. Its function is to boost the electric energy generated by the generator and feed it into the high-voltage power grid. The substation is a relatively special and important place, and has high requirements for the professional skills and quality of construction workers. However, the current safety control work at the substation infrastructure site is multi-point and wide-ranging. At present, a large number of personnel are still required in many construction operations of the substation, resulting in poor safety control of the operators.

[0003] Traditionally, the safety control of live working is mainly controlled manually, but the scale of the live working site is large and the live working personnel are scattered. The safety control personnel cannot take into account every live working personnel, resulting in imperfect safety control. A substation operation control system based on Beidou positioning is needed.

[0004] On this basis, after searching the patent website, Chinese patent announcement number CN110989419A discloses a substation field operation safety management and control system;

[0005] It can be seen that there are shortcomings in the above patent application: some emergency brakes in the existing system cannot be handled in time, and manual braking is required, and the problems caused by braking are not effectively analyzed and backed up, which poses a safety hazard; and the current control of substation construction personnel still has the phenomenon of non-operating personnel entering the substation; in the actual construction process, there are often some operators who lack safety awareness and do not wear safety helmets, reducing the safety of the substation operation control system.

[0006] In view of the above problems, a substation operation control system based on Beidou positioning is proposed. Summary of the invention

[0007] The purpose of the present invention is to provide a substation operation control system based on Beidou positioning, which adopts this device to work, so as to solve the problems that some emergency braking in the existing system in the above background cannot be handled in time, manual braking is required, and the problems generated after braking are not effectively analyzed and backed up, which poses a safety hazard; and the current control of substation construction personnel still has the phenomenon of non-operating personnel entering the substation; in the actual construction process, there are often some operators who lack safety awareness and do not wear safety helmets, reducing the safety of the substation operation control system.

[0008] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a substation operation management and control system based on Beidou positioning, which includes: a monitoring module, a protection module, an automation control module, a communication module, a power module, an environmental monitoring module and an alarm module; the substation operation management and control system is a comprehensive management system used to improve the safety and efficiency of substation operations; the monitoring module: is the core part of the substation control system, which is used to display the status information, alarm information, etc. of each device in the substation through monitoring screens, displays and other devices, so as to facilitate the operation personnel to fully control it. It integrates multiple technologies and functions to realize the monitoring, regulation and management of all equipment in the substation, ensuring that the substation can operate stably and safely and ensure the normal output of electricity; the protection system: includes measures such as protection, restriction and automatic power-off of various types of equipment to provide all-round protection for the power station; the automation control module: includes control functions such as mechanical equipment control, connection control, adjustment control, automatic centralized monitoring, data storage and data transmission, and is mainly used to coordinate the operating status and data content of each device in the substation.

[0009] Preferably, the safety management and control system includes a management station, a safety management and control device mounted on a safety helmet, and an image acquisition device mounted at the entrance of the substation construction site; the safety management and control device and the image acquisition device are both communicatively connected to the management station; the safety management and control system is used to monitor the substation construction site in real time, and monitor the safety of the staff;

[0010] Preferably, the safety management and control system further comprises an iris recognition sensor arranged at the entrance of the substation construction site; the iris recognition sensor is used to collect data of the person to enter wearing the safety helmet; the management station is used to compare the iris data with the iris data of the operating personnel pre-stored in the management station to determine whether the person to enter wearing the safety helmet is an operating personnel;

[0011] Preferably, the system is further provided with a human sensory module, the output end of the intelligent terminal is connected to the input end of the human sensory module, the output end of the human sensory module is connected to the information acquisition module, and the human sensory module includes an infrared detector.

[0012] Preferably, the security management and control system also includes an intelligent terminal, an information collection module, an emergency processing module, a detection equipment module, and an information processing module. The output end of the intelligent terminal is connected to the input end of the detection equipment module, and the output end of the detection equipment module is connected to the input end of the information collection module.

[0013] Preferably, the safety control equipment is used to emit infrared rays into the safety helmet to obtain infrared reflection data, and collect acceleration data and pressure data exerted on the safety helmet; the management station is used to integrate the infrared reflection data, the acceleration data and the pressure data, the image acquisition equipment is used to collect facial information of the person to enter wearing the safety helmet, and the management station is used to compare the facial information with the facial information of the operating personnel pre-stored in the management station to determine whether the person to enter wearing the safety helmet is an operating personnel.

[0014] Preferably, when the person to be entered wearing the safety helmet is a working worker, the person to be entered wearing the safety helmet is allowed to enter the substation construction site, and the safety management and control system includes a microwave radar and a voice recording and playback module arranged in a dangerous area of ​​the substation construction site; the microwave radar and the voice recording and playback module are both communicatively connected to the management station; the microwave radar is used to continuously emit microwave signals; the management station is used to determine whether someone has entered the sensing area of ​​the microwave radar based on the reflected signal received by the microwave radar; the voice recording and playback module is used to issue a danger reminder when someone enters the sensing area of ​​the microwave radar; the sensing area covers the dangerous area; the safety management and control equipment includes a shell and an infrared sensor, an acceleration sensor and a pressure sensor arranged inside the shell; the infrared sensor, the acceleration sensor and the pressure sensor are all communicatively connected to the management station; the infrared sensor is used to emit infrared rays into the safety helmet to obtain infrared reflection data; the acceleration sensor is used to collect acceleration data received by the safety helmet; the pressure sensor is used to collect pressure data received by the safety helmet.

[0015] Preferably, the intelligent terminal is an embedded computer system device, and the system structure of the intelligent terminal adopts a von Neumann structure; the safety management and control equipment also includes a locator and an alarm arranged inside the shell; the locator and the alarm are both communicatively connected to the management station; the locator is used to locate the operator and obtain the real-time position of the operator; the management station is used to compare the real-time position with the position of the dangerous area pre-stored in the management station to determine whether the operator is in the dangerous area; the alarm is used to alarm when the operator is in the dangerous area.

[0016] Preferably, the information acquisition module adopts a data acquisition card, the information processing module adopts a microcomputer system, the emergency braking device includes a repeater, and the backup module includes one of a logical drive, an independent storage device, a disk library or a tape library.

[0017] Preferably, the communication module: realizes networking and intercommunication between various devices in the substation, as well as communication and data transmission with the same-level or upper and lower power stations or dispatching centers; the power supply system module: is used to ensure the normal operation of various equipment in the substation operation management and control system; the environmental monitoring system: is used to monitor and record data of various environmental factors of the substation, such as temperature, humidity, oxygen content, etc., so as to quickly identify and deal with risks and safety hazards.

[0018] Preferably, the safety management and control device includes an audio and video collector and an alarm arranged in the shell, and the audio and video collector and the alarm are both communicatively connected to the management station. The audio and video collector is used to record the working behavior of the operating personnel, and the alarm is used to alarm when the operating personnel do not perform the work in a standardized manner. The safety management and control device also includes a speaker arranged on the shell, and the audio and video collector is also used to collect on-site video. The safety management and control device also includes an infrared temperature sensor and an alarm arranged in the shell, and the infrared temperature sensor and the alarm are both communicatively connected to the management station, and the infrared temperature sensor is used to collect ambient temperature data.

[0019] Preferably, the system also includes a bracelet arranged on the arm of the operator; a heart rate sensor is installed on the bracelet; the safety control device also includes an alarm arranged in the shell; the heart rate sensor and the alarm are both communicatively connected to the management station; the heart rate sensor is used to collect the heart rate parameters of the operator; the management station is used to compare the heart rate parameters with the normal heart rate range pre-stored in the management station to determine whether the heart rate of the operator is normal; the alarm is used to alarm when the heart rate of the operator is abnormal.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The system of the present invention includes a management station, a safety control device installed on a safety helmet, and an image acquisition device installed at the entrance of the substation construction site. The management station is used to comprehensively analyze data to determine whether the safety helmet is worn by the person to be entered, and the image acquisition device is used to collect facial information of the person entering wearing the safety helmet. The management station is used to compare the facial information with the facial information of the pre-stored file to determine whether the person to be entered wearing the safety helmet is an operating personnel. When the person to be entered wearing the safety helmet is an operating personnel, the person to be entered wearing the safety helmet is allowed to enter the substation construction site. Therefore, the safety and substation operation control system provided by the present invention also involves the strengthening of safety precautions, which improves the safety precautions of on-site operations through technical means, reduces safety hazards, and ensures the personal safety of staff. The system not only improves work efficiency and reduces operating costs, but also improves the level of power production safety, which is of great significance to ensuring the safe operation of substation operations.

[0022] 2. The present invention utilizes the visualization technology of Beidou's high-precision positioning and constructs an intelligent safety management and control system for live operations by configuring a Beidou safety helmet, thereby solving practical problems such as the difficulty in safety management and control of live operations and the low level of intelligence, and realizing functions such as real-time positioning of live operation personnel, safety supervision of high-risk operations, historical trajectory retrospective analysis, and risk warning management. It reduces the safety operation risks at live operation sites, performs safety management and control of live operation personnel in real time, and assists management personnel in effectively supervising the live operation site throughout the entire process, effectively ensuring the smooth progress of live operation projects and improving the efficiency of safety management.

[0023] 3. During live working, the present invention first makes a plan, then evaluates the safety performance, and finally performs the live working in an execution manner. This can eliminate the risk of safe working from the beginning and ensure the life safety of workers doing live working. When the workers move around in the work area, the mobile device on the workers will send the first positioning information to the indoor positioning base station in real time. The indoor positioning base station will send a warning instruction to the processor through the communication module, and the processor will control the voice module to send a voice reminder according to the received warning instruction. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 The present invention is a structural diagram of a substation operation control system based on Beidou positioning. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] In order to further understand the content of the present invention, the present invention is described in detail in conjunction with the accompanying drawings.

[0027] Combining the present invention Figure 1 , a substation operation management and control system based on Beidou positioning, which includes: monitoring module, protection module, automation control module, communication module, power module, environmental monitoring module and alarm module; the substation operation management and control system is a comprehensive management system used to improve the safety and efficiency of substation operations; monitoring module: the core part of the substation control system, through monitoring screens, displays and other devices, it is used to display the status information, alarm information, etc. of each device in the substation, so as to facilitate the operation personnel to fully control it, and it integrates multiple technologies and functions to realize the monitoring, regulation and management of all equipment in the substation, so as to ensure that the substation can operate stably and safely and ensure the normal output of electricity; protection system: including protection, restriction and automatic power-off measures for various types of equipment, and all-round protection of the power station; automation control module: including mechanical equipment control, connection control, adjustment control, automatic centralized monitoring, data storage and data transmission and other control functions, mainly used to coordinate the operation status and data content of various equipment in the substation.

[0028] The safety management and control system includes a management station, a safety management and control device installed on a safety helmet, and an image acquisition device installed at the entrance of the substation construction site; both the safety management and control device and the image acquisition device are connected to the management station in communication; the safety management and control system is used to monitor the substation construction site in real time and monitor the safety of the staff;

[0029] The security management and control system also includes an iris recognition sensor installed at the entrance of the substation construction site; the iris recognition sensor is used to collect data of people waiting to enter wearing safety helmets; the management station is used to compare the iris data with the iris data of the operating personnel pre-stored in the management station to determine whether the people waiting to enter wearing safety helmets are operating personnel; and the system is also provided with a human sensory module, the output end of the intelligent terminal is connected to the input end of the human sensory module, the output end of the human sensory module is connected to the information collection module, and the human sensory module includes an infrared detector.

[0030] The safety management and control system also includes an intelligent terminal, an information collection module, an emergency processing module, a detection equipment module, and an information processing module. The output end of the intelligent terminal is connected to the input end of the detection equipment module, and the output end of the detection equipment module is connected to the input end of the information collection module. The safety management and control equipment is used to emit infrared rays into the safety helmet to obtain infrared reflection data and collect acceleration data and pressure data received by the safety helmet; the management station is used to integrate infrared reflection data, acceleration data and pressure data, and the image acquisition equipment is used to collect facial information of people waiting to enter wearing safety helmets. The management station is used to compare the facial information with the facial information of the operating personnel pre-stored in the management station to determine whether the people waiting to enter wearing safety helmets are operating personnel.

[0031] When the person wearing a safety helmet waiting to enter is a working worker, the person wearing a safety helmet waiting to enter is allowed to enter the substation construction site. The safety management and control system includes a microwave radar and a voice recording and playback module arranged in a dangerous area of ​​the substation construction site; the microwave radar and the voice recording and playback module are both connected to the management station for communication; the microwave radar is used to continuously emit microwave signals; the management station is used to determine whether someone has entered the sensing area of ​​the microwave radar based on the reflected signal received by the microwave radar; the voice recording and playback module is used to issue a danger reminder when someone enters the sensing area of ​​the microwave radar; the sensing area covers the dangerous area; the safety management and control equipment includes a shell and an infrared sensor, an acceleration sensor and a pressure sensor arranged inside the shell; the infrared sensor, the acceleration sensor and the pressure sensor are all connected to the management station for communication; the infrared sensor is used to emit infrared rays into the safety helmet to obtain infrared reflection data; the acceleration sensor is used to collect acceleration data received by the safety helmet; the pressure sensor is used to collect pressure data received by the safety helmet.

[0032] The intelligent terminal is an embedded computer system device, and the system structure of the intelligent terminal adopts the von Neumann structure; the safety control equipment also includes a locator and an alarm arranged inside the shell; the locator and the alarm are both communicated with the management station; the locator is used to locate the operating personnel and obtain the real-time location of the operating personnel; the management station is used to compare the real-time location with the dangerous area location pre-stored in the management station to determine whether the operating personnel is in the dangerous area; the alarm is used to alarm when the operating personnel is in the dangerous area.

[0033] The information acquisition module adopts a data acquisition card, the information processing module adopts a microcomputer system, the emergency braking device includes a repeater, and the backup module includes a logic drive, an independent storage device, a disk library or a tape library; the communication module: realizes the networking and intercommunication between various devices in the substation, as well as the communication and data transmission between the same level or upper and lower power stations or dispatching centers; the power supply system module: is used to ensure the normal operation of each equipment in the substation operation control system; the environmental monitoring system: is used to monitor and record the data of various environmental factors of the substation, such as temperature, humidity, oxygen content, etc., so as to quickly identify and deal with risks and safety hazards.

[0034] The safety control equipment includes an audio and video collector and an alarm arranged in the shell, and the audio and video collector and the alarm are both connected to the management station for communication. The audio and video collector is used to shoot the working behavior of the operating personnel, and the alarm is used to alarm when the operating personnel do not perform the work in a standardized manner. The safety control equipment also includes a speaker arranged on the shell, and the audio and video collector is also used to collect on-site video. The safety control equipment also includes an infrared temperature sensor and an alarm arranged in the shell, and the infrared temperature sensor and the alarm are both connected to the management station for communication, and the infrared temperature sensor is used to collect ambient temperature data; the system also includes a bracelet arranged on the arm of the operating personnel; a heart rate sensor is installed on the bracelet; the safety control equipment also includes an alarm arranged in the shell; the heart rate sensor and the alarm are both connected to the management station for communication; the heart rate sensor is used to collect the heart rate parameters of the operating personnel; the management station is used to compare the heart rate parameters with the normal heart rate range pre-stored in the management station to determine whether the heart rate of the operating personnel is normal; the alarm is used to alarm when the heart rate of the operating personnel is abnormal.

[0035] In summary, the invention proposes a substation operation control system based on Beidou positioning: the system of the invention uses a management station, a safety control device installed on a safety helmet, and an image acquisition device installed at the entrance of the substation construction site. The management station is used to comprehensively analyze data to determine whether the safety helmet is worn by the person to be entered, and the image acquisition device is used to collect facial information of the person entering wearing the safety helmet. The management station is used to compare the facial information with the facial information of the pre-stored archive to determine whether the person to be entered wearing the safety helmet is an operating personnel. When the person to be entered wearing the safety helmet is an operating personnel, the person to be entered wearing the safety helmet is allowed to enter the substation construction site. Therefore, the safety provided by the invention, the substation operation control system also involves the strengthening of safety precautions, and improves the safety precautions of on-site operations through technical means, reduces safety hazards, and ensures the personal safety of staff. The system not only improves work efficiency and reduces operating costs, but also improves the level of power production safety, which is of great significance to ensuring the safe operation of substation operations.

[0036] The present invention utilizes the visualization technology of Beidou high-precision positioning, and builds an intelligent safety management and control system for live working by configuring Beidou safety helmets, so as to solve practical problems such as difficult safety management and control of live working and low intelligence, and realize functions such as real-time positioning of live working personnel, safety supervision of high-risk operations, historical trajectory retrospective analysis, and risk early warning management, thereby reducing the safety operation risks of live working sites, conducting safety management and control of live working personnel in real time, and assisting management personnel in effectively supervising the live working sites throughout the whole process, effectively ensuring the smooth progress of live working projects, and improving the efficiency of safety management;

[0037] During live working, the present invention first makes a plan, then evaluates the safety performance, and finally performs the live working in an execution manner, which can eliminate the risk of safe working from the beginning and ensure the life safety of workers doing live working. When the workers move in the work area, the mobile device on the workers will send the first positioning information to the indoor positioning base station in real time, and the indoor positioning base station will send a warning instruction to the processor through the communication module, and the processor will control the voice module to send a voice reminder according to the received warning instruction.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A substation operation control system based on Beidou positioning, characterized in that: It includes: monitoring module, protection module, automation control module, communication module, power module, environmental monitoring module and alarm module; the substation operation management and control system is a comprehensive management system used to improve the safety and efficiency of substation operations; monitoring module: the core part of the substation control system, through monitoring screens, displays and other equipment, it is used to display the status information, alarm information, etc. of each device in the substation, so as to facilitate the operation personnel to have a comprehensive control, and it integrates multiple technologies and functions to realize the monitoring, regulation and management of all equipment in the substation, to ensure that the substation can operate stably and safely, and to ensure the normal output of electricity; protection system: including measures such as protection, restriction and automatic power-off of various equipment, to provide all-round protection for the power station; the automation control module: including control functions such as mechanical equipment control, connection control, adjustment control, automatic centralized monitoring, data storage and data transmission, mainly used to coordinate the operation status and data content of various equipment in the substation. The safety management and control system includes a management station, a safety management and control device installed on a safety helmet, and an image acquisition device installed at the entrance of the substation construction site; the safety management and control device and the image acquisition device are both connected to the management station in communication; the safety management and control system is used to monitor the substation construction site in real time and monitor the safety of the staff; The safety management and control system further comprises an iris recognition sensor disposed at the entrance of the substation construction site; the iris recognition sensor is used to collect data of the person to enter wearing the safety helmet; the management station is used to compare the iris data with the iris data of the operating personnel pre-stored in the management station to determine whether the person to enter wearing the safety helmet is an operating personnel; The system is also provided with a human sensory module, the output end of the intelligent terminal is connected to the input end of the human sensory module, the output end of the human sensory module is connected to the information collection module, and the human sensory module includes an infrared detector. The security management and control system also includes an intelligent terminal, an information collection module, an emergency processing module, a detection equipment module, and an information processing module. The output end of the intelligent terminal is connected to the input end of the detection equipment module, and the output end of the detection equipment module is connected to the input end of the information collection module.

2. According to claim 1, a substation operation control system based on Beidou positioning is characterized in that: The safety control device is used to emit infrared rays into the helmet to obtain infrared reflection data, and collect acceleration data and pressure data received by the helmet; The management station is used to integrate the infrared reflection data, the acceleration data and the pressure data. The image acquisition device is used to collect facial information of the person to enter wearing the safety helmet. The management station is used to compare the facial information with the facial information of the operating personnel pre-stored in the management station to determine whether the person to enter wearing the safety helmet is an operating personnel.

3. According to claim 2, a substation operation control system based on Beidou positioning is characterized in that: When the person wearing the safety helmet to enter is a worker, the person wearing the safety helmet to enter is allowed to enter the substation construction site. The safety management and control system includes a microwave radar and a voice recording and playback module arranged in a dangerous area of ​​the substation construction site; the microwave radar and the voice recording and playback module are both connected to the management station for communication; the microwave radar is used to continuously emit microwave signals; the management station is used to determine whether someone has entered the sensing area of ​​the microwave radar based on the reflected signal received by the microwave radar; the voice recording and playback module is used to issue a danger reminder when someone enters the sensing area of ​​the microwave radar; the sensing area covers the dangerous area; the safety management and control equipment includes a shell and an infrared sensor, an acceleration sensor and a pressure sensor arranged inside the shell; the infrared sensor, the acceleration sensor and the pressure sensor are all connected to the management station for communication; the infrared sensor is used to emit infrared rays into the safety helmet to obtain infrared reflection data; the acceleration sensor is used to collect acceleration data received by the safety helmet; the pressure sensor is used to collect pressure data received by the safety helmet.

4. According to claim 3, a substation operation control system based on Beidou positioning is characterized in that: The smart terminal is an embedded computer system device, and the system structure of the smart terminal adopts the von Neumann structure; the safety management and control equipment also includes a locator and an alarm arranged inside the shell; the locator and the alarm are both communicatively connected to the management station; the locator is used to locate the operator and obtain the real-time position of the operator; the management station is used to compare the real-time position with the dangerous area position pre-stored in the management station to determine whether the operator is in the dangerous area; the alarm is used to alarm when the operator is in the dangerous area.

5. According to claim 4, a substation operation control system based on Beidou positioning is characterized in that: The information acquisition module adopts a data acquisition card, the information processing module adopts a microcomputer system, the emergency braking device includes a repeater, and the backup module includes one of a logical drive, an independent storage device, a disk library or a tape library.

6. The substation operation control system based on Beidou positioning according to claim 5 is characterized in that: The communication module: realizes networking and intercommunication between various devices in the substation, as well as communication and data transmission between the same-level or upper and lower power stations or dispatching centers; the power supply system module: is used to ensure the normal operation of various equipment in the substation operation management and control system; the environmental monitoring system: is used to monitor and record data of various environmental factors of the substation, such as temperature, humidity, oxygen content, etc., so as to quickly identify and deal with risks and safety hazards.

7. The substation operation control system based on Beidou positioning according to claim 6 is characterized in that: The safety management and control device includes an audio and video collector and an alarm arranged in the shell, and the audio and video collector and the alarm are both connected to the management station for communication. The audio and video collector is used to record the working behavior of the operating personnel, and the alarm is used to alarm when the operating personnel do not perform the work in a standardized manner. The safety management and control device also includes a speaker arranged on the shell, and the audio and video collector is also used to collect on-site video. The safety management and control device also includes an infrared temperature sensor and an alarm arranged in the shell, and the infrared temperature sensor and the alarm are both connected to the management station for communication, and the infrared temperature sensor is used to collect ambient temperature data.

8. The substation operation control system based on Beidou positioning according to claim 7 is characterized in that: The system further comprises a bracelet arranged on the arm of the operator; a heart rate sensor is installed on the bracelet; the safety control device further comprises an alarm arranged in the housing; the heart rate sensor and the alarm are both communicatively connected with the management station; the heart rate sensor is used to collect the heart rate parameters of the operator; The management station is used to compare the heart rate parameters with the normal heart rate range pre-stored in the management station to determine whether the heart rate of the operator is normal; the alarm is used to alarm when the heart rate of the operator is abnormal.

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