CN110867965A - Intelligent detection system for transformer substation computer monitoring system - Google Patents

Abstract

The invention discloses an intelligent detection system for a computer monitoring system of a substation, and relates to the technical field of intelligent detection of power systems. By setting a monitoring box at a line tower, the working parameters around the line tower are monitored to ensure that the temperature and humidity are in a normal state. , Set up the cruise robot for mobile monitoring, obtain real-time and comprehensive access to the working status and working images of the electrical equipment in the substation, the cruise robot and the monitoring box perform contact data transmission, and the cruise robot will bring some data back to the control room and the monitoring box. The rest of the data is transmitted to the control room through wireless communication; the intelligent detection system for the computer monitoring system of the substation described in the present invention adds a variety of monitoring equipment to monitor the operation data of a variety of substations, so as to monitor the operation data of the substation more comprehensively. operation, reducing the safety hazard of substation workers.

Description

An intelligent detection system for computer monitoring system of substation

technical field

The invention relates to the technical field of intelligent detection of power systems, in particular to an intelligent detection system used in a computer monitoring system of a substation.

Background technique

A substation is a place in the power system that converts voltage and current, receives and distributes electrical energy. The substation in the power plant is a step-up substation, and its function is to boost the power generated by the generator and feed it to the high-voltage grid. As an important production unit of electric power enterprises, substations have set up various auxiliary monitoring subsystems under the guidance of improving the intelligent thinking of substations.

On the basis of the application number of 201110212981.2 and the patent name of "An Intelligent Detection System for Computer Monitoring System of Substations", due to the imperfection of the system in data monitoring, the stability and safety of monitoring personnel cannot be guaranteed. This application provides an intelligent detection system for a substation computer monitoring system, adding a variety of monitoring equipment to monitor a variety of substation operation data, to monitor the operation of the substation more comprehensively, and reduce the potential safety hazard of the substation staff.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an intelligent detection system for the computer monitoring system of the substation, adding a variety of monitoring equipment to monitor the operation data of a variety of substations, to monitor the operation of the substation more comprehensively, and reduce the potential safety hazard of the substation staff.

The invention provides an intelligent detection system for a computer monitoring system of a substation, comprising: a power transmission line, the power transmission line transmits electric energy generated by a generator, the electric energy is boosted by a transformer and then connected to a number of line poles and towers through a control device , several of the line towers are connected by cable lines, and several of the line towers are equipped with monitoring boxes to be electrically connected to them, and the monitoring boxes are used to monitor the circuit parameters around the line towers and the periphery of the line towers. environment, the monitoring box is connected to the control room through a wireless network, the control room is used for analyzing and processing the received information, and a number of monitoring computers and mobile terminals are set inside the control room. The account obtains the monitoring right, the control room is connected to the cruise robot through the wireless network, and the cruise robot is used to monitor the working status around the line tower on the spot, and the cruise robot transmits signals after contact with the monitoring box.

Further, the monitoring computer and the mobile terminal are respectively provided with an infrared emitting tube and an infrared receiving tube. When it is detected that the mobile terminal leaves the control room, the monitoring computer and the mobile terminal have the monitoring right at the same time.

Further, a temperature sensor, a humidity sensor, a fan, a dehumidifier, a data transmission module and a central processing unit are arranged inside the monitoring box, and the temperature sensor and the humidity sensor are all electrically connected to the input end of the central processing unit, respectively using It is used to detect the temperature and humidity of the electrical equipment around the line tower; the fan and the dehumidifier are both electrically connected to the output end of the central processing unit. When the monitored temperature is too high, the fan is started to cool down. When the humidity is too high, the dehumidifier is activated for dehumidification; the central processing unit is used to analyze and process the collected data, and the data transmission module is electrically connected to the transmission port provided on the side surface of the monitoring box through a D/A conversion circuit.

Further, a camera, a central processing unit, a memory card, a data transmission module and a fire extinguisher are arranged inside the cruise robot, the camera is connected to the input end of the central processing unit, and the collected image information is transmitted to the central processing unit. The memory card and the data transmission module are both connected to the central processing unit, the memory card is used to store the data processed by the central processing unit, and the data transmission module is used to communicate with the monitoring box. Contact communication or wireless communication with the control room, the data transmission module is electrically connected to the data port provided on the surface of the cruise robot through a D/A conversion circuit, and the data port is in contact with the transmission port; the valve of the fire extinguisher It is electrically connected to the output end of the central processing unit, and the central processing unit controls the working state of the fire extinguisher.

Further, the central processing unit inside the cruise robot is provided with a fault detection module, and the fault detection module performs fault analysis on the collected external information, and sends the analysis result to the control room.

Further, an infrared sensor is arranged inside the monitoring box and the cruise robot, and the infrared sensor is used to sense whether there is a living body in the surroundings.

Further, lightning rods are installed on the tops of several of the line towers.

Compared with the prior art, the present invention has the following significant advantages:

(1) The present invention provides an intelligent detection system for a computer monitoring system of a substation. By setting a monitoring box at the line tower, the working parameters around the line tower are monitored to ensure that the temperature and humidity are in a normal state, and a cruise robot is set to carry out Mobile monitoring, real-time and comprehensive acquisition of the working status and working images of the electrical equipment in the substation, the cruise robot and the monitoring box carry out contact data transmission, the cruise robot brings some data back to the control room, and the rest of the monitoring box data is wireless Communication is transmitted to the control room.

(2) The present invention provides an intelligent detection system for a computer monitoring system of a substation. When an abnormality occurs, the cruise robot will first perform fault detection, so as to ensure that in the case of no potential safety hazard, the maintenance personnel will carry out fault maintenance to reduce the risk of failure. injury to personnel.

(3) The present invention provides an intelligent detection system for the computer monitoring system of the substation, which can detect the living bodies around the electrical equipment of the substation, so as to prevent and expel the work in advance and avoid damage to the electrical equipment.

Description of drawings

1 is an overall structural diagram of an intelligent detection system for a computer monitoring system in a substation provided by an embodiment of the present invention;

FIG. 2 is a detailed diagram of a cruise robot used in an intelligent detection system of a computer monitoring system of a substation according to an embodiment of the present invention;

FIG. 3 is a structural composition diagram of an intelligent detection system for a substation computer monitoring system provided by an embodiment of the present invention.

Description of reference numerals: 1-generator, 2-transformer, 3-line pole tower, 4-monitoring box, 5-cruising robot, 6-control room, 7-lightning rod.

Detailed ways

The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

For ease of understanding and description, referring to FIGS. 1-3 , the present invention provides an intelligent detection system for a computer monitoring system of a substation, including: a power transmission line that transmits electrical energy generated by the generator 1 , the electrical energy is generated by After the transformer 2 is boosted, it is connected to several line towers 3 through the control equipment, and several of the line towers 3 are connected by cable lines. Pass through the inside of the line tower 3 to ensure that the line is in a waterproof state. The monitoring box 4 is used to monitor the circuit parameters around the line tower 3 and the surrounding environment of the line tower 3. The line tower 3 The surrounding circuit parameters include the voltage at both ends of the transformer, the voltage and current in the cable line at the top of the line tower 3, and the voltage at both ends of the transformer is monitored by the monitoring box 4 set on the line tower 3 closest to the transformer. , the surrounding environment of the line tower 3 includes the temperature and humidity of the surrounding equipment, the monitoring box 4 is connected to the control room 6 through a wireless network, and the detected data is transmitted to the control room 6 through the wireless network for analysis and processing , the control room 6 is used to analyze and process the received information, and monitor whether the operation of the substation at this time is abnormal. Several monitoring computers and mobile terminals are set inside the control room 6. The monitoring computers and mobile terminals log in to the account The monitoring right is obtained, and the equipment without the monitoring right cannot be controlled. The control room 6 is connected to the cruise robot 5 through the wireless network. The cruise robot 5 is used to monitor the working status around the line tower The robot 5 transmits signals after contacting the monitoring box 4 .

Embodiment 1 of the present invention provides an intelligent detection system for a computer monitoring system of a substation. The monitoring computer and the mobile terminal are respectively provided with an infrared emission tube and an infrared receiving tube. When it is detected that the mobile terminal leaves the control room 6. The monitoring computer and the mobile terminal have monitoring rights at the same time, and the distance value between the infrared transmitting tube and the infrared receiving tube is preset. When the distance between the two exceeds the preset value, it means that the mobile terminal leaves the control. Room 6, which does not prevent the management personnel from not being in the control room 6, resulting in the phenomenon of unmanned monitoring, so the monitoring computer and the mobile terminal at this time obtain monitoring rights at the same time after logging in, ensuring that there is no time blind spot for monitoring.

An intelligent detection system for a substation computer monitoring system provided by the second embodiment of the present invention, the monitoring box 4 is provided with a temperature sensor, a humidity sensor, a fan, a dehumidifier, a data transmission module and a central processing unit. The sensor and the humidity sensor are both electrically connected to the input end of the central processing unit, and are respectively used to detect the temperature and humidity of the electrical equipment around the line tower 3; the fan and the dehumidifier are both electrically connected to the central processing unit. At the output end, when the monitored temperature is too high, the fan is started to cool down, and when the monitored humidity is too high, the dehumidifier is started to dehumidify; through the above processing, the electrical equipment is prevented from malfunctioning due to overheating and excessive humidity, resulting in losses. The central processing unit is used to analyze and process the collected data, the data transmission module is electrically connected to the transmission port provided on the side surface of the monitoring box 4 through a D/A conversion circuit, and is connected to external equipment through the transmission port, and data transmission after connection.

In an intelligent detection system for a computer monitoring system of a substation provided by the third embodiment of the present invention, the cruise robot 5 is internally provided with a camera, a central processing unit, a memory card, a data transmission module and a fire extinguisher, and the camera is connected to the The input end of the central processing unit transmits the collected image information to the central processing unit for processing, the memory card and the data transmission module are both connected to the central processing unit, and the memory card is used to store the The data processed by the central processing unit, the data transmission module is used for contact communication with the monitoring box 4 or wireless communication with the control room 6, and the data transmission module communicates with the surface of the cruise robot 5 through a D/A conversion circuit. The set data port is electrically connected, the data port is in contact with the transmission port, the wireless communication mode is adopted when the connection is not in contact, and the connection communication mode is switched after contacting the cruise robot 5. The structure of the data port and the transmission port and the setting can be snap-connected to each other, when the cruise robot 5 contacts the monitoring box 4, the data port and the transmission port are automatically matched; the valve of the fire extinguisher is electrically connected to the output end of the central processing unit, and the The central processing unit controls the working state of the fire extinguisher. After the cruise robot 5 captures the fire phenomenon, the central processing unit receives the signal and controls the valve of the fire extinguisher to open, and then starts to extinguish the fire. The fire is extinguished at the beginning of the fire, the loss is small, the fire extinguishing method is safe, and no personnel are required to prevent potential safety hazards.

In an intelligent detection system for a substation computer monitoring system provided in Embodiment 4 of the present invention, the central processing unit inside the cruise robot 5 is provided with a fault detection module, and the fault detection module performs fault analysis on the collected external information, The analysis result is sent to the control room 6 , and the working principle of the fault detection module is the prior art, which will not be described in this application.

An intelligent detection system for a computer monitoring system of a substation provided by the fifth embodiment of the present invention, the monitoring box 4 and the cruise robot 5 are both provided with infrared sensors, and the infrared sensors are used to sense whether there are living organisms in the surroundings. , when a creature appears, the information is sent to the control room 6, and the control room 6 makes an early warning measure to drive away.

In an intelligent detection system for a computer monitoring system of a substation provided in Embodiment 6 of the present invention, lightning rods 7 are installed on the tops of several of the line towers 3 . The lightning rod 7 is connected between the cable and the ground, and is usually connected in parallel with the protected equipment. The lightning rod 7 can effectively protect the communication equipment. Once an abnormal voltage occurs, the lightning rod 7 will act to play a protective role. When the communication cable or equipment is operating under normal working voltage, the lightning rod 7 will not function, and is regarded as an open circuit to the ground. Once a high voltage occurs and the insulation of the protected equipment is endangered, the lightning rod 7 will act immediately to guide the high-voltage surge current to the ground, thereby limiting the voltage amplitude and protecting the insulation of the communication cable and the equipment. When the overvoltage disappears, the lightning rod 7 quickly returns to its original state, so that the communication line can work normally. Therefore, the main function of the lightning rod 7 is to cut the intruding flow wave and reduce the overvoltage value of the protected equipment through the function of the parallel discharge gap or the nonlinear resistor, thereby protecting the communication line and equipment. The lightning rod 7 can be used not only to protect against high voltages generated by lightning, but also to protect against high operating voltages.

With reference to the patent document with the patent number CN201510945537.X and the patent name "Autonomous Cruise Method for Mobile Robots Facing Reliable WIFI Connection", we can clearly know how the robot completes the work of familiarizing the site, automatically cruising and collecting data. The robot automatically cruises For the prior art, the present application will no longer describe its working principle.

The above disclosures are only a few specific embodiments of the present invention, however, the embodiments of the present invention are not limited thereto, and any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims (7)

1. An intelligent detection system for a computer monitoring and control system of a substation, comprising: a power transmission line, the power transmission line transmits electric energy sent by a generator (1), and the electric energy is boosted by a transformer (2) and then connected to a control device Several line towers (3) are connected by cable lines, and it is characterized in that a monitoring box (4) is set to be electrically connected to several of the line towers (3). The monitoring box (4) is used to monitor circuit parameters around the line tower (3) and the surrounding environment of the line tower (3), and the monitoring box (4) is connected to the control room (6) through a wireless network, so The control room (6) is used to analyze and process the received information, and several monitoring computers and mobile terminals are arranged inside the control room (6). (6) Connecting a cruise robot (5) through a wireless network, the cruise robot (5) is used to monitor the working status around the line tower (3) on-site, and the cruise robot (5) is connected to the monitoring box (4). ) to transmit the signal after contact. 2. a kind of intelligent detection system for substation computer monitoring system as claimed in claim 1 is characterized in that, described monitoring computer and mobile terminal are respectively provided with infrared emission tube and infrared receiving tube, when detecting described mobile terminal Leaving the control room (6), the monitoring computer and the mobile terminal have monitoring rights at the same time. 3. a kind of intelligent detection system for substation computer monitoring system as claimed in claim 1, is characterized in that, described monitoring box (4) is provided with temperature sensor, humidity sensor, fan, dehumidifier, data transmission module and The central processing unit, the temperature sensor and the humidity sensor are both electrically connected to the input end of the central processing unit, and are respectively used to detect the temperature and humidity of the electrical equipment around the line tower (3); the fan and the dehumidifier are both It is electrically connected to the output end of the central processing unit. When the monitored temperature is too high, the fan is started to cool down, and when the monitored humidity is too high, the dehumidifier is started to dehumidify; the central processing unit is used for analysis, processing and collection. The data received, the data transmission module is electrically connected to the transmission port provided on the side surface of the monitoring box (4) through a D/A conversion circuit. 4. a kind of intelligent detection system for substation computer monitoring system as claimed in claim 3, is characterized in that, described cruise robot (5) is internally provided with camera, central processing unit, memory card, data transmission module and fire extinguisher, The camera is connected to the input end of the central processing unit, and transmits the collected image information to the central processing unit for processing. Both the memory card and the data transmission module are connected to the central processing unit. The memory card is used for storing data processed by the central processing unit, the data transmission module is used for contact communication with the monitoring box (4) or wireless communication with the control room (6), the data transmission module is used for The /A conversion circuit is electrically connected to the data port provided on the surface of the cruise robot (5), and the data port is in contact with the transmission port; the valve of the fire extinguisher is electrically connected to the output end of the central processing unit, and the The central processing unit controls the working state of the fire extinguisher. 5. A kind of intelligent detection system for substation computer monitoring system as claimed in claim 4, is characterized in that, the central processing unit inside described cruise robot (5) is provided with fault detection module, and described fault detection module will collect The external information is used for fault analysis, and the analysis results are sent to the control room (6). 6. The intelligent detection system for a computer monitoring system of a substation as claimed in claim 1, wherein an infrared sensor is installed inside the monitoring box (4) and the cruise robot (5), and the infrared sensor The device is used to sense the presence of living organisms around. 7 . The intelligent detection system for a computer monitoring system of a substation according to claim 1 , wherein lightning rods ( 7 ) are installed on the tops of several of the line towers ( 3 ). 8 .

Images