CN112327729A - Underground cable monitoring system - Google Patents
Underground cable monitoring system Download PDFInfo
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- CN112327729A CN112327729A CN202010987528.8A CN202010987528A CN112327729A CN 112327729 A CN112327729 A CN 112327729A CN 202010987528 A CN202010987528 A CN 202010987528A CN 112327729 A CN112327729 A CN 112327729A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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Abstract
The invention relates to an underground cable monitoring system, which comprises a background comprehensive monitoring center, an electric transmission line online monitoring and early warning unit, a monitoring and network platform, a field acquisition unit and a sensing terminal unit, wherein the electric transmission line online monitoring and early warning unit, the monitoring and network platform, the field acquisition unit and the sensing terminal unit are respectively connected with the background comprehensive monitoring center; the invention has the advantages of high stability, good safety, high flexibility and real-time monitoring.
Description
Technical Field
The invention belongs to the technical field of underground cables, and particularly relates to an underground cable monitoring system.
Background
The underground cable is different from an overhead high-voltage line, the cable is often laid in a cable trench, a tunnel, a pipeline or indoors, after entering a modern society, due to the reasons of shortage of urban land, high traffic pressure, urban appearance construction and the like, a large city generally adopts an underground cable power transmission mode, and compared with the overhead line, the cable has the advantages of small land occupation, reliable power transmission, strong anti-interference capability and the like, and the underground cable monitoring in the city of China has many problems, such as incomplete data, untimely updating and the like; therefore, it is very necessary to provide an underground cable monitoring system with high stability, good safety, high flexibility and real-time monitoring.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the underground cable monitoring system which is high in stability, good in safety, high in flexibility and capable of monitoring in real time.
The purpose of the invention is realized as follows: an underground cable monitoring system comprises a background comprehensive monitoring center, an on-line monitoring and early warning unit of a power transmission line, a monitoring and network platform, a field acquisition unit and a sensing terminal unit connected with the field acquisition unit, wherein the on-line monitoring and early warning unit of the power transmission line, the monitoring and network platform, the field acquisition unit and the sensing terminal unit are respectively connected with the background comprehensive monitoring center, the background comprehensive monitoring center comprises a server group, a mobile terminal, an automatic monitoring management system, a non-mobile terminal and a communication module, the mobile terminal comprises a mobile phone and a computer, the mobile terminal is in communication connection with the mobile phone and the computer through an automatic monitoring management system, the non-mobile terminal comprises a monitoring center display screen, the non-mobile terminal is in communication connection with the monitoring center display screen through an automatic monitoring management system, the background comprehensive monitoring center is respectively in communication connection with the power transmission line on-line monitoring and early warning unit, the monitoring and network platform and the field acquisition unit through the communication module; the on-line monitoring and early warning unit of the power transmission line comprises a seven-element ultrasonic meteorological sensor, a comprehensive control communication box and a wireless receiving terminal, wherein the wireless receiving terminal is in communication connection with a communication module; the on-site acquisition unit comprises a communication unit, a gas monitoring unit, a water level monitoring unit, a partial discharge monitoring unit, an anti-theft unit, a system power supply self voltage monitoring unit, a power supply unit, an environment temperature monitoring unit, a smoke monitoring unit, a grounding current monitoring unit, a three-dimensional GIS cable management unit, a cable joint identification and positioning unit, a cable skin temperature monitoring unit, a joint temperature monitoring unit, an alarm unit and a fire monitoring unit, wherein the alarm unit is in communication connection with a monitoring and network platform.
The underground cable monitoring system, it still includes the sensing terminal unit, the sensing terminal unit include toxic gas sensor, combustible gas sensor, oxygen sensor, the response rope that leaks, the water logging changer, level sensor, DTU equipment, front end monitoring collector, high-frequency pulse current sensor, a controller, the electromagnetic lock, well lid state sensor, infrared dual supervision detector, voltage sensor, solar panel, solar controller, temperature and humidity sensor, smoke transducer, current transformer, intelligent video analysis module, infrared video unit, vibrations sensing unit, infrared video sensor, microclimate sensor, vibrations sensor, GIS system, RFID location identification label, contact infrared temperature sensor, digital temperature sensor, intelligent quaternary alarm, SMS alarm module and fire detection sensor.
Underground cable monitoring system, it still includes the partial discharge monitoring unit, the partial discharge monitoring unit include DTU equipment, front end monitoring collector, high frequency pulse current sensor, underground cable, mount pad, fixing base, stabilization post and bottom plate, the partial discharge monitoring unit about both sides all be provided with the mount pad, the mount pad of upper and lower both sides pass through stabilization post and connect, underground cable pass through fixing base and stabilization post fixed connection, the fixing base of underground cable both sides between be provided with high frequency pulse current sensor, high frequency pulse current sensor below be provided with the bottom plate, underground cable left side be provided with front end monitoring collector, underground cable right side be provided with DTU equipment.
Underground cable monitoring system, it still includes water level monitoring unit, water level monitoring unit include level sensor, theftproof apron, well head protection device, telemetering measurement terminating machine, well head baffle, bearing bar, groundwater monitoring well and connecting wire, water level monitoring unit top be provided with the theftproof apron, theftproof apron below be provided with well head protection device, the inside middle part right side of well head protection device be provided with the telemetering measurement terminating machine, telemetering measurement terminating machine below be provided with the bearing bar, bearing bar below be provided with the well head baffle, well head baffle below be provided with groundwater monitoring well, groundwater monitoring well inside below left side be provided with level sensor, connecting wire one end be connected with level sensor, the middle part winding is on the bearing bar, the other end is connected with the telemetering measurement terminating machine.
The toxic gas sensor, the combustible gas sensor and the oxygen sensor are in communication connection with the gas monitoring unit; the water leakage induction rope, the water immersion transmitter and the liquid level sensor are in communication connection with the water level monitoring unit; the DTU equipment, the front-end monitoring collector and the high-frequency pulse current sensor are in communication connection with the partial discharge monitoring unit; the controller, the electromagnetic lock, the well lid state sensor and the infrared double-monitoring detector are in communication connection with the anti-theft unit; the voltage sensor is in communication connection with a voltage monitoring unit of the system power supply; the solar panel and the solar controller are in communication connection with the power supply unit; the temperature and humidity sensor is in communication connection with the environment temperature monitoring unit; the smoke sensor is in communication connection with the smoke monitoring unit; the current transformer is in communication connection with the grounding current monitoring unit; the intelligent video analysis module, the infrared video unit, the vibration sensing unit, the infrared video sensor, the microclimate sensor and the vibration sensor are in communication connection with the three-dimensional GIS cable management unit; the GIS system and the RFID positioning identification tag are in communication connection with the cable joint identification and positioning unit; the contact type infrared temperature sensor is in communication connection with the cable skin temperature monitoring unit; the digital temperature sensor is in communication connection with the joint temperature monitoring unit; the intelligent quaternary alarm and the short message alarm module are in communication connection with the alarm unit; and the fire detection sensor is in communication connection with the fire monitoring unit.
The remote terminal adopts DATA-6218 type remote terminal.
The seven-element ultrasonic meteorological sensor adopts a JZ-07P type seven-element ultrasonic meteorological sensor.
The invention has the beneficial effects that: the invention adopts a monitoring and network platform which can be divided into a monitoring platform and a network platform, wherein the specific functions of the monitoring platform are as follows: the system comprises the following steps of cable operation data acquisition, operation state real-time monitoring, image data display, fault early warning and alarming, data statistical analysis, real-time transmission of acquired data and data storage backup, wherein the specific functions of a network platform are as follows: the cable operation centralized commanding, dispatching, centralized control and decision-making, the monitoring and network platform is connected with the field acquisition unit and the background comprehensive monitoring center, and the information of the field acquisition unit is sent to the background comprehensive monitoring center, so that operators can know the related information conveniently; the invention adopts an automatic monitoring management system, and the specific functions of the automatic monitoring management system are as follows: the method comprises the following steps of managing cable resource object attributes, resource distribution, document storage, document inquiry and monitoring a cable link in real time, wherein an automatic monitoring management system can be divided into automatic monitoring management system software and an automatic monitoring management system APP, a non-mobile terminal is communicated with a monitoring center display screen, a mobile terminal is communicated with a computer by adopting the automatic monitoring management system software, the mobile terminal is communicated with a mobile phone by adopting the automatic monitoring management system APP, and the method can realize timely sending and receiving of relevant monitoring data information or fault information and is convenient for personnel to carry out relevant operations; the system adopts the field acquisition unit to realize combustible and toxic gas monitoring, well ditch accumulated water level monitoring, cable joint partial discharge monitoring, cable well cover anti-theft monitoring, system voltage monitoring, power supply monitoring, environment temperature and humidity monitoring, smoke monitoring, grounding current monitoring, three-dimensional GIS cable management monitoring, cable joint identification and positioning monitoring, cable skin temperature monitoring, cable joint temperature monitoring and fire early warning monitoring, real-time online monitoring, monitoring information can be sent to a background comprehensive monitoring center through an alarm unit, transparent transmission and data encryption transmission can be realized, relevant parameters can be set according to actual requirements, the flexibility is high, and the safety performance is high; the invention adopts the combination of two detection modes of the water logging transmitter and the liquid level sensor to accurately sense whether water is accumulated between the devices, the water logging transmitter can rapidly sense the water inlet condition by matching with the water leakage sensing rope, the liquid level sensor can detect the height of the liquid level, an operator can conveniently master the liquid level condition between the devices in real time, and reasonable treatment measures are taken; according to the invention, the contact type infrared temperature sensor and the digital temperature sensor are adopted to respectively monitor the temperature of the cable skin and the temperature of the joint, and once the temperature abnormity occurs, the temperature is reported to the background comprehensive monitoring center for analysis through the alarm unit, so that unnecessary potential safety hazards can be conveniently found and eliminated in time; the invention has the advantages of high stability, good safety, high flexibility and real-time monitoring.
Drawings
Fig. 1 is a block diagram of an underground cable monitoring system according to the present invention.
Fig. 2 is a schematic block diagram of the overall structure of the underground cable monitoring system of the present invention.
Fig. 3 is an enlarged schematic view of fig. 2 showing a part of reference numerals for structural names.
Fig. 4 is an enlarged schematic view of fig. 2 showing the names of structures represented by part of reference numerals of the functional block diagram of fig. 2.
Fig. 5 is an enlarged schematic view 3 of the structural names represented by part of the reference numerals of the functional block diagram of fig. 2.
Fig. 6 is a schematic diagram of the composition and corresponding functions of the monitoring and network platform of the underground cable monitoring system of the present invention.
Fig. 7 is a schematic diagram of the classification and function of the automatic monitoring management system of the underground cable monitoring system of the present invention.
Fig. 8 is a schematic structural diagram of a partial discharge monitoring unit of the underground cable monitoring system according to the present invention.
Fig. 9 is a schematic structural view of a water level monitoring unit of the underground cable monitoring system according to the present invention.
In the figure: 1. a background integrated monitoring center 101, a server group 102, a mobile terminal 121, an automatic monitoring management system 122, a mobile phone 123, a computer 103, a non-mobile terminal 132, a monitoring center display screen 104, a communication module 2, a transmission line on-line monitoring and early warning unit 21, a seven-element ultrasonic meteorological sensor 22, an integrated control communication box 23, a wireless receiving terminal 3, a monitoring and network platform 4, a field acquisition unit 41, a communication unit 42, a gas monitoring unit 43, a water level monitoring unit 44, a partial discharge monitoring unit 45, an anti-theft unit 46, a system power supply self-voltage monitoring unit 47, a power supply unit 48, an environmental temperature monitoring unit 49, a smoke monitoring unit 410, a grounding current monitoring unit 411, a three-dimensional GIS cable management unit 412, a cable joint identification and positioning unit 413, a wireless communication device, a wireless communication, A cable skin temperature monitoring unit 414, a connector temperature monitoring unit 415, an alarm unit 416, a fire monitoring unit 5, a sensing terminal unit 51, a toxic gas sensor 52, a combustible gas sensor 53, an oxygen sensor 54, a water leakage induction rope 55, a water immersion transmitter 56, a liquid level sensor 57, a DTU device 58, a front end monitoring collector 59, a high-frequency pulse current sensor 510, a controller 511, an electromagnetic lock 512, a well lid state sensor 513, an infrared double-monitoring detector 514, a voltage sensor 515, a solar panel 516, a solar controller 517, a temperature and humidity sensor 518, a smoke sensor 519, a current transformer 520, an intelligent video analysis module 521, an infrared video unit 522, a vibration sensing unit 523, an infrared video sensor 524, a microclimate sensor 525, a micro-meteorological sensor 525, a water leakage induction rope 55, a, The system comprises a vibration sensor 526, a GIS system 527, an RFID positioning identification tag 528, a contact infrared temperature sensor 529, a digital temperature sensor 530, an intelligent quaternary alarm 531, a short message alarm module 532, a fire detection sensor 6, an anti-theft cover plate 7, a wellhead protection device 8, a remote measuring terminal 9, a wellhead baffle plate 10, a bearing rod 11, an underground water monitoring well 12, a connecting wire 13, an underground cable 14, a mounting seat 15, a fixing seat 16, a stabilizing column 17 and a bottom plate.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 9, the underground cable monitoring system includes a background integrated monitoring center 1, and an online monitoring and early warning unit 2, a monitoring and network platform 3, an on-site acquisition unit 4 and a sensing terminal unit 5 connected to the on-site acquisition unit 4 of the power transmission line respectively connected to the background integrated monitoring center 1, wherein the background integrated monitoring center 1 includes a server group 101, a mobile terminal 102, an automatic monitoring and management system 121, a non-mobile terminal 103 and a communication module 104, the mobile terminal 102 includes a mobile phone 122 and a computer 123, the mobile terminal 102 is in communication connection with the mobile phone 122 and the computer 123 through the automatic monitoring and management system 121, the non-mobile terminal 103 includes a monitoring center display screen 132, the non-mobile terminal 103 is in communication connection with the monitoring center display screen 132 through the automatic monitoring and management system 121, the background integrated monitoring center 1 is respectively in communication connection with the online monitoring and early warning unit 2, the monitoring and early warning unit 2 through the communication module 104, The monitoring and network platform 3 is in communication connection with the field acquisition unit 4; the power transmission line on-line monitoring and early warning unit 2 comprises a seven-element ultrasonic meteorological sensor 21, an integrated control communication box 22 and a wireless receiving terminal 23, wherein the wireless receiving terminal 23 is in communication connection with a communication module 104; the field acquisition unit 4 comprises a communication unit 41, a gas monitoring unit 42, a water level monitoring unit 43, a partial discharge monitoring unit 44, an anti-theft unit 45, a system power supply self-voltage monitoring unit 46, a power supply unit 47, an environmental temperature monitoring unit 48, a smoke monitoring unit 49, a grounding current monitoring unit 410, a three-dimensional GIS cable management unit 411, a cable joint identification and positioning unit 412, a cable skin temperature monitoring unit 413, a joint temperature monitoring unit 414, an alarm unit 415 and a fire monitoring unit 416, wherein the alarm unit 415 is in communication connection with the monitoring and network platform 3.
As shown in fig. 2-5, the underground cable monitoring system further includes a sensing terminal unit 5, wherein the sensing terminal unit 5 includes a toxic gas sensor 51, a combustible gas sensor 52, an oxygen sensor 53, a water leakage induction rope 54, a water immersion transmitter 55, a liquid level sensor 56, a DTU device 57, a front end monitoring collector 58, a high frequency pulse current sensor 59, a controller 510, an electromagnetic lock 511, a manhole cover state sensor 512, an infrared double-monitoring detector 513, a voltage sensor 514, a solar panel 515, a solar controller 516, a temperature and humidity sensor 517, a smoke sensor 518, a current transformer 519, an intelligent video analysis module 520, an infrared video unit 521, a vibration sensing unit 522, an infrared video sensor 523, a microclimate sensor 524, a vibration sensor 525, a GIS system 526, an RFID positioning identification tag 527, a contact infrared temperature sensor 528, a microclimate sensor 524, a vibration sensor 525, a GIS system 526, a digital temperature sensor 529, an intelligent quaternary alarm 530, a short message alarm module 531 and a fire detection sensor 532.
As shown in fig. 8, the underground cable monitoring system further includes a partial discharge monitoring unit 44, the partial discharge monitoring unit 44 includes a DTU device 57, a front end monitoring collector 58, a high frequency pulse current sensor 59, an underground cable 13, a mounting seat 14, a fixing seat 15, a stabilizing column 16 and a bottom plate 17, the mounting seats 14 are disposed on the upper and lower sides of the partial discharge monitoring unit 44, the mounting seats 14 on the upper and lower sides are connected through the stabilizing column 16, the underground cable 13 is fixedly connected with the stabilizing column 16 through the fixing seat 15, the high frequency pulse current sensor 59 is disposed between the fixing seats 15 on the two sides of the underground cable 13, the bottom plate 17 is disposed below the high frequency pulse current sensor 59, the front end monitoring collector 58 is disposed on the left side of the underground cable 13, and the DTU device 57 is disposed on the right side of the underground cable 13.
As shown in fig. 9, the underground cable monitoring system further comprises a water level monitoring unit 43, the water level monitoring unit 43 comprises a liquid level sensor 56, an anti-theft cover plate 6, a wellhead protection device 7, a remote measuring terminal 8, a wellhead baffle plate 9, a bearing rod 10, an underground water monitoring well 11 and a connecting wire 12, the anti-theft cover plate 6 is arranged above the water level monitoring unit 43, the wellhead protection device 7 is arranged below the anti-theft cover plate 6, the remote measuring terminal 8 is arranged on the right side of the middle part inside the wellhead protection device 7, the bearing rod 10 is arranged below the remote measuring terminal 8, the wellhead baffle plate 9 is arranged below the bearing rod 10, the underground water monitoring well 11 is arranged below the wellhead baffle plate 9, the liquid level sensor 56 is arranged on the left side of the lower part inside the underground water monitoring well 11, one end of the connecting wire 12 is connected with the liquid level sensor 56, the middle part is wound on the bearing rod 10, and the other end is connected with the telemetering terminal 8.
The invention adopts a monitoring and network platform, and the monitoring and network platform 3 can be divided into a monitoring platform and a network platform, wherein the specific functions of the monitoring platform are as follows: the system comprises the following steps of cable operation data acquisition, operation state real-time monitoring, image data display, fault early warning and alarming, data statistical analysis, real-time transmission of acquired data and data storage backup, wherein the specific functions of a network platform are as follows: the cable operation centralized commanding, dispatching, centralized control and decision-making, the monitoring and network platform 3 is connected with the field acquisition unit 4 and the background comprehensive monitoring center 1, and the information of the field acquisition unit 4 is sent to the background comprehensive monitoring center 1, so that operators can know the related information conveniently; the invention adopts an automatic monitoring management system 121, and the specific functions of the automatic monitoring management system 121 are as follows: managing cable resource object attributes, resource distribution, document storage, document query and monitoring a cable link in real time, wherein an automatic monitoring management system 121 can be divided into automatic monitoring management system software and an automatic monitoring management system APP, the non-mobile terminal 103 communicates with a monitoring center display screen 132, and the mobile terminal 102 communicates with a computer 123 by adopting the automatic monitoring management system software, and the mobile terminal 102 communicates with a mobile phone 122 by adopting the automatic monitoring management system APP, so that related monitoring data information or fault information can be timely sent and received, and personnel can conveniently perform related operations; the invention adopts the on-site acquisition unit 4 to realize various monitoring functions of monitoring combustible and toxic gases, monitoring the water level of well water accumulated in a well, monitoring the partial discharge of a cable joint, monitoring the theft prevention of a cable well cover, monitoring the system voltage, monitoring a power supply, monitoring the environment temperature and humidity, monitoring smoke, monitoring the grounding current, monitoring the three-dimensional GIS cable management, identifying and positioning the cable joint, monitoring the temperature of a cable skin, monitoring the temperature of the cable joint, monitoring the fire early warning and the like, and the monitoring information can be transmitted to the background comprehensive monitoring center 1 through the alarm unit 415, so that the monitoring information can be transmitted transparently or in a data encryption manner, relevant parameters can be set according to actual requirements, and the monitoring device has high flexibility and high safety performance; the invention adopts the combination of two detection modes of the water logging transmitter 55 and the liquid level sensor 56 to accurately sense whether water is accumulated between the devices, the water logging transmitter 55 can quickly sense the water intake condition by matching with the water leakage sensing rope 54, the liquid level sensor 56 can detect the height of the liquid level, an operator can conveniently master the liquid level condition between the devices in real time, and reasonable treatment measures are taken; according to the invention, the contact-type infrared temperature sensor 528 and the digital temperature sensor 529 are adopted to respectively monitor the temperature of the cable skin and the temperature of the joint, and once abnormal temperature occurs, the abnormal temperature is reported to the background comprehensive monitoring center 1 through the alarm unit 415 for analysis, so that unnecessary potential safety hazards can be conveniently found and eliminated in time; the invention has the advantages of high stability, good safety, high flexibility and real-time monitoring.
Example 2
As shown in fig. 1 to 9, the underground cable monitoring system includes a background integrated monitoring center 1, and an online monitoring and early warning unit 2, a monitoring and network platform 3, an on-site acquisition unit 4 and a sensing terminal unit 5 connected to the on-site acquisition unit 4 of the power transmission line respectively connected to the background integrated monitoring center 1, wherein the background integrated monitoring center 1 includes a server group 101, a mobile terminal 102, an automatic monitoring and management system 121, a non-mobile terminal 103 and a communication module 104, the mobile terminal 102 includes a mobile phone 122 and a computer 123, the mobile terminal 102 is in communication connection with the mobile phone 122 and the computer 123 through the automatic monitoring and management system 121, the non-mobile terminal 103 includes a monitoring center display screen 132, the non-mobile terminal 103 is in communication connection with the monitoring center display screen 132 through the automatic monitoring and management system 121, the background integrated monitoring center 1 is respectively in communication connection with the online monitoring and early warning unit 2, the monitoring and early warning unit 2 through the communication module 104, The monitoring and network platform 3 is in communication connection with the field acquisition unit 4; the power transmission line on-line monitoring and early warning unit 2 comprises a seven-element ultrasonic meteorological sensor 21, an integrated control communication box 22 and a wireless receiving terminal 23, wherein the wireless receiving terminal 23 is in communication connection with a communication module 104; the field acquisition unit 4 comprises a communication unit 41, a gas monitoring unit 42, a water level monitoring unit 43, a partial discharge monitoring unit 44, an anti-theft unit 45, a system power supply self-voltage monitoring unit 46, a power supply unit 47, an environmental temperature monitoring unit 48, a smoke monitoring unit 49, a grounding current monitoring unit 410, a three-dimensional GIS cable management unit 411, a cable joint identification and positioning unit 412, a cable skin temperature monitoring unit 413, a joint temperature monitoring unit 414, an alarm unit 415 and a fire monitoring unit 416, wherein the alarm unit 415 is in communication connection with the monitoring and network platform 3.
As shown in fig. 2-5, the underground cable monitoring system further includes a sensing terminal unit 5, wherein the sensing terminal unit 5 includes a toxic gas sensor 51, a combustible gas sensor 52, an oxygen sensor 53, a water leakage induction rope 54, a water immersion transmitter 55, a liquid level sensor 56, a DTU device 57, a front end monitoring collector 58, a high frequency pulse current sensor 59, a controller 510, an electromagnetic lock 511, a manhole cover state sensor 512, an infrared double-monitoring detector 513, a voltage sensor 514, a solar panel 515, a solar controller 516, a temperature and humidity sensor 517, a smoke sensor 518, a current transformer 519, an intelligent video analysis module 520, an infrared video unit 521, a vibration sensing unit 522, an infrared video sensor 523, a microclimate sensor 524, a vibration sensor 525, a GIS system 526, an RFID positioning identification tag 527, a contact infrared temperature sensor 528, a microclimate sensor 524, a vibration sensor 525, a GIS system 526, a digital temperature sensor 529, an intelligent quaternary alarm 530, a short message alarm module 531 and a fire detection sensor 532.
As shown in fig. 8, the underground cable monitoring system further includes a partial discharge monitoring unit 44, the partial discharge monitoring unit 44 includes a DTU device 57, a front end monitoring collector 58, a high frequency pulse current sensor 59, an underground cable 13, a mounting seat 14, a fixing seat 15, a stabilizing column 16 and a bottom plate 17, the mounting seats 14 are disposed on the upper and lower sides of the partial discharge monitoring unit 44, the mounting seats 14 on the upper and lower sides are connected through the stabilizing column 16, the underground cable 13 is fixedly connected with the stabilizing column 16 through the fixing seat 15, the high frequency pulse current sensor 59 is disposed between the fixing seats 15 on the two sides of the underground cable 13, the bottom plate 17 is disposed below the high frequency pulse current sensor 59, the front end monitoring collector 58 is disposed on the left side of the underground cable 13, and the DTU device 57 is disposed on the right side of the underground cable 13.
As shown in fig. 9, the underground cable monitoring system further comprises a water level monitoring unit 43, the water level monitoring unit 43 comprises a liquid level sensor 56, an anti-theft cover plate 6, a wellhead protection device 7, a remote measuring terminal 8, a wellhead baffle plate 9, a bearing rod 10, an underground water monitoring well 11 and a connecting wire 12, the anti-theft cover plate 6 is arranged above the water level monitoring unit 43, the wellhead protection device 7 is arranged below the anti-theft cover plate 6, the remote measuring terminal 8 is arranged on the right side of the middle part inside the wellhead protection device 7, the bearing rod 10 is arranged below the remote measuring terminal 8, the wellhead baffle plate 9 is arranged below the bearing rod 10, the underground water monitoring well 11 is arranged below the wellhead baffle plate 9, the liquid level sensor 56 is arranged on the left side of the lower part inside the underground water monitoring well 11, one end of the connecting wire 12 is connected with the liquid level sensor 56, the middle part is wound on the bearing rod 10, and the other end is connected with the telemetering terminal 8.
For better effect, the toxic gas sensor 51, the combustible gas sensor 52 and the oxygen sensor 53 are in communication connection with the gas monitoring unit 42; the water leakage induction rope 54, the water immersion transducer 55 and the liquid level sensor 56 are in communication connection with the water level monitoring unit 43; the DTU device 57, the front-end monitoring collector 58 and the high-frequency pulse current sensor 59 are in communication connection with the partial discharge monitoring unit 44; the controller 510, the electromagnetic lock 511, the well lid state sensor 512 and the infrared double-monitoring detector 513 are in communication connection with the anti-theft unit 45; the voltage sensor 514 is in communication connection with the system power supply self voltage monitoring unit 46; the solar panel 515 and the solar controller 516 are in communication connection with the power supply unit 47; the temperature and humidity sensor 517 is in communication connection with the ambient temperature monitoring unit 48; the smoke sensor 518 is in communication connection with the smoke monitoring unit 49; the current transformer 519 is in communication connection with the grounding current monitoring unit 410; the intelligent video analysis module 520, the infrared video unit 521, the vibration sensing unit 522, the infrared video sensor 523, the microclimate sensor 524 and the vibration sensor 525 are in communication connection with the three-dimensional GIS cable management unit 411; the GIS system 526 and the RFID positioning identification tag 527 are in communication connection with the cable joint identification and positioning unit 412; the contact infrared temperature sensor 528 is in communication connection with the cable skin temperature monitoring unit 413; the digital temperature sensor 529 is in communication connection with the joint temperature monitoring unit 414; the intelligent quaternary alarm 530 and the short message alarm module 531 are in communication connection with the alarm unit 415; the fire detection sensors 532 are communicatively coupled to the fire monitoring unit 416.
For better effect, the remote terminal 8 adopts a DATA-6218 type remote terminal, and the purpose of adopting the DATA-6218 type remote terminal is as follows: high performance, low power consumption, full functions and strong expandability.
For better effect, the seven-element ultrasonic meteorological sensor 21 adopts a JZ-07P type seven-element ultrasonic meteorological sensor, and the JZ-07P type seven-element ultrasonic meteorological sensor aims to: the sensor integrates seven meteorological elements of wind speed, wind direction, air temperature, air humidity, atmospheric pressure, rainfall and illumination intensity, has the characteristics of compact structure, no moving part, firmness, durability, convenient installation, no maintenance and low power consumption.
The invention adopts a monitoring and network platform, and the monitoring and network platform 3 can be divided into a monitoring platform and a network platform, wherein the specific functions of the monitoring platform are as follows: the system comprises the following steps of cable operation data acquisition, operation state real-time monitoring, image data display, fault early warning and alarming, data statistical analysis, real-time transmission of acquired data and data storage backup, wherein the specific functions of a network platform are as follows: the cable operation centralized commanding, dispatching, centralized control and decision-making, the monitoring and network platform 3 is connected with the field acquisition unit 4 and the background comprehensive monitoring center 1, and the information of the field acquisition unit 4 is sent to the background comprehensive monitoring center 1, so that operators can know the related information conveniently; the invention adopts an automatic monitoring management system 121, and the specific functions of the automatic monitoring management system 121 are as follows: managing cable resource object attributes, resource distribution, document storage, document query, and monitoring the cable link in real time, the automatic monitoring management system 121 has three monitoring modes: firstly, on-line monitoring: under the condition that does not influence normal communication, can monitor the cable simultaneously, second is equipped with fine monitoring: monitoring the cable without service in the cable, and performing off-line monitoring: under the condition that the communication service is interrupted, the fault cable is detected and monitored; the various monitoring modes can effectively ensure the safe and stable operation of the underground cable, the automatic monitoring management system 121 can be divided into automatic monitoring management system software and an automatic monitoring management system APP, the non-mobile terminal 103 communicates with the monitoring center display screen 132, the mobile terminal 102 communicates with the computer 123, the automatic monitoring management system software is adopted, the mobile terminal 102 communicates with the mobile phone 122, the automatic monitoring management system APP is adopted, the timely sending and receiving of relevant monitoring data information or fault information can be realized, and the personnel can conveniently perform relevant operations; the invention adopts the on-site acquisition unit 4 to realize various monitoring functions of monitoring combustible and toxic gases, monitoring the water level of well water accumulated in a well, monitoring the partial discharge of a cable joint, monitoring the theft prevention of a cable well cover, monitoring the system voltage, monitoring a power supply, monitoring the environment temperature and humidity, monitoring smoke, monitoring the grounding current, monitoring the three-dimensional GIS cable management, identifying and positioning the cable joint, monitoring the temperature of a cable skin, monitoring the temperature of the cable joint, monitoring the fire early warning and the like, and the monitoring information can be transmitted to the background comprehensive monitoring center 1 through the alarm unit 415, so that the monitoring information can be transmitted transparently or in a data encryption manner, relevant parameters can be set according to actual requirements, and the monitoring device has high flexibility and high safety performance; the invention adopts the combination of two detection modes of the water logging transmitter 55 and the liquid level sensor 56 to accurately sense whether water is accumulated between the devices, the water logging transmitter 55 can quickly sense the water intake condition by matching with the water leakage sensing rope 54, the liquid level sensor 56 can detect the height of the liquid level, an operator can conveniently master the liquid level condition between the devices in real time, and reasonable treatment measures are taken; according to the invention, the contact-type infrared temperature sensor 528 and the digital temperature sensor 529 are adopted to respectively monitor the temperature of the cable skin and the temperature of the joint, and once abnormal temperature occurs, the abnormal temperature is reported to the background comprehensive monitoring center 1 through the alarm unit 415 for analysis, so that unnecessary potential safety hazards can be conveniently found and eliminated in time; the invention has the advantages of high stability, good safety, high flexibility and real-time monitoring.
Claims (7)
1. Underground cable monitoring system, it includes backstage synthesis monitoring center and the transmission line on-line monitoring early warning unit, control and network platform, the on-the-spot collection unit that are connected with backstage synthesis monitoring center respectively and the sensing terminal unit who is connected with the on-the-spot collection unit, its characterized in that: the background comprehensive monitoring center comprises a server group, a mobile end, an automatic monitoring management system, a non-mobile end and a communication module, wherein the mobile end comprises a mobile phone and a computer, the mobile end is in communication connection with the mobile phone and the computer through the automatic monitoring management system, the non-mobile end comprises a monitoring center display screen, the non-mobile end is in communication connection with the monitoring center display screen through the automatic monitoring management system, and the background comprehensive monitoring center is in communication connection with the power transmission line online monitoring and early warning unit, the monitoring and network platform and the field acquisition unit through the communication module; the on-line monitoring and early warning unit of the power transmission line comprises a seven-element ultrasonic meteorological sensor, a comprehensive control communication box and a wireless receiving terminal, wherein the wireless receiving terminal is in communication connection with a communication module; the on-site acquisition unit comprises a communication unit, a gas monitoring unit, a water level monitoring unit, a partial discharge monitoring unit, an anti-theft unit, a system power supply self voltage monitoring unit, a power supply unit, an environment temperature monitoring unit, a smoke monitoring unit, a grounding current monitoring unit, a three-dimensional GIS cable management unit, a cable joint identification and positioning unit, a cable skin temperature monitoring unit, a joint temperature monitoring unit, an alarm unit and a fire monitoring unit, wherein the alarm unit is in communication connection with a monitoring and network platform.
2. An underground cable monitoring system according to claim 1 further comprising a sensing terminal unit, wherein: the sensing terminal unit include toxic gas sensor, combustible gas sensor, oxygen sensor, the response rope leaks, the water logging changer, level sensor, DTU equipment, front end monitoring collector, high frequency pulse current sensor, a controller, the electromagnetic lock, well lid state sensor, infrared double supervision detector, voltage sensor, solar panel, solar controller, temperature and humidity sensor, smoke transducer, current transformer, intelligent video analysis module, infrared video unit, vibrations sensing unit, infrared video sensor, microclimate sensor, vibrations sensor, the GIS system, RFID location identification label, contact infrared temperature sensor, digital temperature sensor, four-element alarm of intelligence, SMS alarm module and fire detection sensor.
3. The underground cable monitoring system of claim 1, further comprising a partial discharge monitoring unit, wherein: the partial discharge monitoring unit include DTU equipment, front end monitoring collector, high frequency pulse current sensor, underground cable, mount pad, fixing base, stabilize post and bottom plate, the partial discharge monitoring unit about both sides all be provided with the mount pad, the mount pad of upper and lower both sides through stabilizing the post connection, underground cable pass through fixing base and stabilize post fixed connection, the fixing base of underground cable both sides between be provided with high frequency pulse current sensor, high frequency pulse current sensor below be provided with the bottom plate, underground cable left side be provided with front end monitoring collector, underground cable right side be provided with DTU equipment.
4. The underground cable monitoring system of claim 1, further comprising a water level monitoring unit, wherein: the water level monitoring unit include level sensor, theftproof apron, well head protection device, telemetering measurement terminating machine, well head baffle, bearing bar, groundwater monitoring well and connecting wire, water level monitoring unit top be provided with the theftproof apron, theftproof apron below be provided with well head protection device, the inside middle part right side of well head protection device be provided with the telemetering measurement terminating machine, telemetering measurement terminating machine below be provided with the bearing bar, bearing bar below be provided with the well head baffle, well head baffle below be provided with groundwater monitoring well, groundwater monitoring well inside below left side be provided with level sensor, connecting wire one end be connected with level sensor, the middle part winding is on the bearing bar, the other end is connected with the telemetering measurement terminating machine.
5. An underground cable monitoring system according to claim 1 or 2 or 3 or 4 wherein: the toxic gas sensor, the combustible gas sensor and the oxygen sensor are in communication connection with the gas monitoring unit; the water leakage induction rope, the water immersion transmitter and the liquid level sensor are in communication connection with the water level monitoring unit; the DTU equipment, the front-end monitoring collector and the high-frequency pulse current sensor are in communication connection with the partial discharge monitoring unit; the controller, the electromagnetic lock, the well lid state sensor and the infrared double-monitoring detector are in communication connection with the anti-theft unit; the voltage sensor is in communication connection with a voltage monitoring unit of the system power supply; the solar panel and the solar controller are in communication connection with the power supply unit; the temperature and humidity sensor is in communication connection with the environment temperature monitoring unit; the smoke sensor is in communication connection with the smoke monitoring unit; the current transformer is in communication connection with the grounding current monitoring unit; the intelligent video analysis module, the infrared video unit, the vibration sensing unit, the infrared video sensor, the microclimate sensor and the vibration sensor are in communication connection with the three-dimensional GIS cable management unit; the GIS system and the RFID positioning identification tag are in communication connection with the cable joint identification and positioning unit; the contact type infrared temperature sensor is in communication connection with the cable skin temperature monitoring unit; the digital temperature sensor is in communication connection with the joint temperature monitoring unit; the intelligent quaternary alarm and the short message alarm module are in communication connection with the alarm unit; and the fire detection sensor is in communication connection with the fire monitoring unit.
6. An underground cable monitoring system according to claim 1 or 4 wherein: the remote terminal adopts DATA-6218 type remote terminal.
7. An underground cable monitoring system according to claim 1, wherein: the seven-element ultrasonic meteorological sensor adopts a JZ-07P type seven-element ultrasonic meteorological sensor.
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| CN202010987528.8A CN112327729A (en) | 2020-09-18 | 2020-09-18 | Underground cable monitoring system |
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| CN202010987528.8A CN112327729A (en) | 2020-09-18 | 2020-09-18 | Underground cable monitoring system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113784233A (en) * | 2021-08-09 | 2021-12-10 | 邹平市供电有限公司 | Underground cable monitoring data remote acquisition system and method |
| CN113885595A (en) * | 2021-10-18 | 2022-01-04 | 广东电网有限责任公司 | Transformer substation sump pit monitoring control system |
| CN113888819A (en) * | 2021-09-27 | 2022-01-04 | 山东交通学院 | Culvert (low-lying areas such as railway bridges and the like) oriented automatic water flooding alarm system |
| CN114019423A (en) * | 2021-11-12 | 2022-02-08 | 国网新疆电力有限公司乌鲁木齐供电公司 | Distribution cable connector abnormal state on-line monitoring alarm device |
| CN114608655A (en) * | 2022-03-09 | 2022-06-10 | 安徽中科大国祯信息科技有限责任公司 | Integrated intelligent monitoring and management system and method for urban underground water |
| CN116086520A (en) * | 2022-06-08 | 2023-05-09 | 国网浙江省电力有限公司舟山供电公司 | Submarine cable landing section distributed temperature-air pressure comprehensive monitoring device |
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- 2020-09-18 CN CN202010987528.8A patent/CN112327729A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113784233A (en) * | 2021-08-09 | 2021-12-10 | 邹平市供电有限公司 | Underground cable monitoring data remote acquisition system and method |
| CN113888819A (en) * | 2021-09-27 | 2022-01-04 | 山东交通学院 | Culvert (low-lying areas such as railway bridges and the like) oriented automatic water flooding alarm system |
| CN113885595A (en) * | 2021-10-18 | 2022-01-04 | 广东电网有限责任公司 | Transformer substation sump pit monitoring control system |
| CN114019423A (en) * | 2021-11-12 | 2022-02-08 | 国网新疆电力有限公司乌鲁木齐供电公司 | Distribution cable connector abnormal state on-line monitoring alarm device |
| CN114608655A (en) * | 2022-03-09 | 2022-06-10 | 安徽中科大国祯信息科技有限责任公司 | Integrated intelligent monitoring and management system and method for urban underground water |
| CN116086520A (en) * | 2022-06-08 | 2023-05-09 | 国网浙江省电力有限公司舟山供电公司 | Submarine cable landing section distributed temperature-air pressure comprehensive monitoring device |
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