CN111198587A - High-voltage switch cabinet monitoring system and method based on Internet of things technology - Google Patents
High-voltage switch cabinet monitoring system and method based on Internet of things technology Download PDFInfo
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- CN111198587A CN111198587A CN201911393262.8A CN201911393262A CN111198587A CN 111198587 A CN111198587 A CN 111198587A CN 201911393262 A CN201911393262 A CN 201911393262A CN 111198587 A CN111198587 A CN 111198587A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000005516 engineering process Methods 0.000 title claims abstract description 18
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 10
- 238000002955 isolation Methods 0.000 claims abstract description 8
- 238000010586 diagram Methods 0.000 claims description 13
- 230000005684 electric field Effects 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000004088 simulation Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L21/00—Vacuum gauges
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/12—Measuring electrostatic fields or voltage-potential
- G01R29/14—Measuring field distribution
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Abstract
The invention discloses a high-voltage switch cabinet monitoring system and method based on the technology of Internet of things, wherein the system comprises an alarm device; the infrared temperature measurement module is used for detecting the temperature of the lap joint of the current transformer wire pile head, the isolating switch or/and the busbar; the wireless temperature measuring module is used for monitoring the temperature of the busbar or/and the busbar isolation chamber; and the automatic controller of the high-voltage isolating switch is used for acquiring the first temperature sent by the infrared temperature measurement module and the second temperature sent by the wireless temperature measurement module and controlling the alarm device to alarm according to the first temperature and the second temperature. The system can realize the automatic alarm function and improve the monitoring efficiency of the high-voltage switch cabinet.
Description
Technical Field
The invention belongs to the field of electric power, and particularly relates to a high-voltage switch cabinet monitoring system and method based on the technology of the Internet of things.
Background
Along with the continuous improvement of electric power system intellectuality, unmanned on duty transformer substation has obtained very big popularization, and this has provided higher requirement to high tension switchgear's intelligent degree and safe operation standard, and current high tension switchgear mainly leans on artifical the detection, detects with high costs, and is efficient.
Disclosure of Invention
The invention aims to solve one of the problems in the prior art, provides a high-voltage switch cabinet monitoring system and method based on the Internet of things technology, and improves the monitoring efficiency of the high-voltage switch cabinet.
In order to achieve the object, in one aspect of the present disclosure, a high voltage switchgear monitoring system based on internet of things technology includes:
an alarm device;
the infrared temperature measurement module is used for detecting the temperature of the lap joint of the current transformer wire pile head, the isolating switch or/and the busbar;
the wireless temperature measuring module is used for monitoring the temperature of the busbar or/and the busbar isolation chamber;
the automatic controller of the high-voltage isolating switch is connected with the infrared temperature measuring module, the wireless temperature measuring module and the alarm device and used for acquiring a first temperature sent by the infrared temperature measuring module and a second temperature sent by the wireless temperature measuring module, comparing the first temperature with a preset first temperature threshold value, comparing the second temperature with a preset second temperature threshold value, and controlling the alarm device to alarm when the first temperature is greater than the first temperature threshold value or the second temperature is greater than the second temperature threshold value.
Optionally, the system further comprises:
the video monitoring module is used for shooting a normally open contact of the isolating switch;
and the display panel is connected with the video monitoring module and is used for acquiring and displaying the picture of the normally open contact shot by the video monitoring module.
Optionally, the system further comprises:
the vacuum electric field monitoring module is used for detecting the vacuum degree of the arc extinguish chamber;
the display panel is connected with the vacuum electric field monitoring module and used for acquiring and displaying the vacuum degree detected by the vacuum electric field monitoring module.
Optionally, the system further comprises:
the temperature and humidity monitor is used for detecting the temperature and humidity in the high-voltage switch cabinet;
and the linkage heating and dehumidifying device is used for acquiring the temperature and humidity detected by the temperature and humidity monitor and judging whether to start the thermoelectric cooling and dehumidifying function according to the temperature and humidity.
Optionally, the automatic controller of the high-voltage isolating switch is connected with the infrared temperature measuring module, the wireless temperature measuring module and the alarm device through the internet of things.
Optionally, the system further comprises a primary loop simulation and switch state display device for simulating and dynamically displaying a primary loop wiring diagram in the high-voltage switch cabinet, and controlling the line color of the primary loop wiring diagram to change correspondingly according to the logic state according to the action of the high-voltage switch.
In another aspect of the disclosure, a high-voltage switch cabinet monitoring method based on the internet of things technology includes:
an infrared temperature measuring module arranged at the lap joint of the current transformer wire pile head, the isolating switch or/and the busbar sends a first temperature detected by the infrared temperature measuring module to the high-voltage isolating switch automatic controller;
the wireless temperature measuring module arranged on the monitoring busbar or/and the busbar isolation chamber sends the second temperature detected by the wireless temperature measuring module to the automatic controller of the high-voltage isolating switch;
the automatic controller of the high-voltage isolating switch receives the first temperature and the second temperature, compares the first temperature with a preset first temperature threshold value, compares the second temperature with a preset second temperature threshold value, and controls the alarm device to alarm when the first temperature is greater than the first temperature threshold value or the second temperature is greater than the second temperature threshold value.
Optionally, the method further comprises:
the video monitoring module is arranged in the isolating switch and used for shooting the normally open contact of the isolating switch and sending the shot picture to the display panel;
the display panel acquires and displays a picture of the normally open contact shot by the video monitoring module;
optionally, the method further comprises:
the temperature and humidity monitor is arranged on the high-voltage switch cabinet shell and used for detecting the temperature and humidity in the high-voltage switch cabinet and detecting the temperature and humidity in the switch cabinet;
the linkage heating and dehumidifying device obtains the temperature and humidity detected by the temperature and humidity monitor, and judges whether to start the thermoelectric cooling and dehumidifying function according to the temperature and humidity.
Optionally, the method further comprises: the primary loop simulation and switch state display device simulates and dynamically displays a primary loop wiring diagram in the high-voltage switch cabinet, and controls the line color of the primary loop wiring diagram to change correspondingly according to the logic state according to the action of the high-voltage switch. ,
the technical scheme of the present disclosure can be implemented to obtain the following beneficial technical effects: realize the autoalarm function, based on the sensor of two kinds of different grade types of infrared temperature measurement module and wireless temperature measurement module, detect the different positions of high tension switchgear, can follow the temperature of comprehensive different positions in acquireing the high tension switchgear to realize autoalarm according to the temperature, improve high tension switchgear monitoring efficiency, improve high tension switchgear's security.
Drawings
FIG. 1 is a system connection diagram in one embodiment of the present disclosure;
fig. 2 is a flow chart of a method in one embodiment of the present disclosure.
Detailed Description
To facilitate understanding of those skilled in the art, the present invention will be further described with reference to specific examples:
as shown in fig. 1, a high-voltage switch cabinet monitoring system based on internet of things technology includes:
an alarm device 1;
the infrared temperature measurement module 2 is used for detecting the temperature of the lap joint of the current transformer wire pile head, the isolating switch or/and the busbar;
the wireless temperature measuring module 3 is used for monitoring the temperature of the busbar or/and the busbar isolation chamber;
the automatic controller 4 of the high-voltage isolating switch is connected with the infrared temperature measuring module, the wireless temperature measuring module and the alarm device and used for acquiring a first temperature sent by the infrared temperature measuring module and a second temperature sent by the wireless temperature measuring module, comparing the first temperature with a preset first temperature threshold value, comparing the second temperature with a preset second temperature threshold value, and controlling the alarm device to alarm when the first temperature is greater than the first temperature threshold value or the second temperature is greater than the second temperature threshold value.
According to the technical scheme, the first temperature of the overlapping position of the current transformer wire pile head, the isolating switch or/and the busbar detected by the infrared temperature measuring module 2 and the second temperature of the busbar or/and the busbar isolation chamber monitored by the wireless temperature measuring module 3 are monitored, and an alarm is given out based on the first temperature and the second temperature. Realize the autoalarm function, based on the sensor of two kinds of different grade types of infrared temperature measurement module and wireless temperature measurement module, detect the different positions of high tension switchgear, can follow the temperature of comprehensive different positions in acquireing the high tension switchgear to realize autoalarm according to the temperature, improve high tension switchgear monitoring efficiency, improve high tension switchgear's security.
As shown in fig. 1, the system may further include:
the video monitoring module 5 is used for shooting a normally open contact of the isolating switch;
and the display panel 6 is connected with the video monitoring module and is used for acquiring and displaying the picture of the normally open contact shot by the video monitoring module.
The video monitoring module can be a miniature high-resolution camera, the miniature high-resolution camera is installed inside the isolating switch, and when the isolating switch is disconnected, the normally open contact is separated and disconnected. In order to prevent the switch action from being influenced by poor contact disconnection or too small fracture, and further influence and harm to a power grid system, the camera is arranged in the isolating switch, the disconnection distance of the normally open contact can be shot and displayed in real time, pictures are transmitted to the display panel, the fracture is observed and maintained very conveniently, on-site investigation is not needed one by one, the labor intensity is reduced, and the stability of the system is effectively guaranteed.
And as a preferable scheme, a processing module is further arranged, receives the opening/closing signal of the isolating switch and the picture shot by the video monitoring module, judges the opening/closing state of the normally open contact through image recognition, compares the opening/closing state with the opening/closing signal, and determines whether to control the alarm device to give an alarm or not according to the comparison result.
As shown in fig. 1, the system may further include: :
the vacuum electric field monitoring module 7 is used for detecting the vacuum degree of the arc extinguish chamber;
the display panel is connected with the vacuum electric field monitoring module and used for acquiring and displaying the vacuum degree detected by the vacuum electric field monitoring module.
The vacuum electric field monitoring module 7 adopts an electromagnetic method for detection, and mainly applies a magnetic field between two disconnected contacts of the circuit breaker, and then pulse voltage and current are added to estimate the pressure of the arc extinguish chamber, so that the vacuum degree of the arc extinguish chamber is judged.
As shown in fig. 1, the system may further include:
the temperature and humidity monitor 8 is used for detecting the temperature and humidity in the high-voltage switch cabinet;
and the linkage heating and dehumidifying device 9 is used for acquiring the temperature and humidity detected by the temperature and humidity monitor and judging whether to start the thermoelectric cooling and dehumidifying function according to the temperature and humidity.
Linkage heating dehydrating unit is mainly in order to control the humidity in the high tension switchgear. The device is used with a temperature and humidity monitor in a matched manner and is arranged on a shell of a switch cabinet. When the humidity in the switch cabinet reaches or even exceeds a certain limit value, the heating and dehumidifying device starts to work, and water molecules in the air are cooled to be below the dew point temperature on the basis of thermoelectric refrigeration so as to achieve the aim of dehumidification.
The display panel is provided with a human body induction lighting module for controlling the display panel to display when people are detected in the periphery.
So that the display panel has the function of sensing human body illumination.
The display panel can also display the numerical values of current, voltage, temperature, humidity, vacuum degree and the like in the display cabinet, so that the space is saved, and the observation is convenient.
As shown in fig. 1, the system may further include: the system also comprises a primary loop simulation and switch state display device 10 which is used for simulating and dynamically displaying a primary loop wiring diagram in the high-voltage switch cabinet and controlling the line color of the primary loop wiring diagram to change correspondingly according to the logic state according to the action of the high-voltage switch.
In another aspect of the disclosure, as shown in fig. 2, a high-voltage switch cabinet monitoring method based on the internet of things technology includes:
step S1: an infrared temperature measuring module arranged at the lap joint of the current transformer wire pile head, the isolating switch or/and the busbar sends a first temperature detected by the infrared temperature measuring module to the high-voltage isolating switch automatic controller;
step S2: the wireless temperature measuring module arranged on the monitoring busbar or/and the busbar isolation chamber sends the second temperature detected by the wireless temperature measuring module to the automatic controller of the high-voltage isolating switch;
step S3: the automatic controller of the high-voltage isolating switch receives the first temperature and the second temperature, compares the first temperature with a preset first temperature threshold value, compares the second temperature with a preset second temperature threshold value, and controls the alarm device to alarm when the first temperature is greater than the first temperature threshold value or the second temperature is greater than the second temperature threshold value.
The method further comprises the following steps:
the method comprises the following steps: the video monitoring module is arranged in the isolating switch and used for shooting the normally open contact of the isolating switch and sending the shot picture to the display panel;
the method comprises the following steps: the display panel acquires and displays a picture of the normally open contact shot by the video monitoring module;
the method further comprises the following steps:
the method comprises the following steps: the temperature and humidity monitor is arranged on the high-voltage switch cabinet shell and used for detecting the temperature and humidity in the high-voltage switch cabinet and detecting the temperature and humidity in the switch cabinet;
the method comprises the following steps: and the linkage heating and dehumidifying device acquires the temperature and humidity detected by the temperature and humidity monitor and judges whether to start the thermoelectric cooling and dehumidifying function according to the temperature and humidity.
The method further comprises the following steps: the method comprises the following steps: the primary loop simulation and switch state display device simulates and dynamically displays a primary loop wiring diagram in the high-voltage switch cabinet, and controls the line color of the primary loop wiring diagram to change correspondingly according to the logic state according to the action of the high-voltage switch.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above description is only an embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications within the technical field of the present invention by those skilled in the art are covered by the claims of the present invention.
Claims (10)
1. High tension switchgear monitored control system based on internet of things, its characterized in that includes:
an alarm device;
the infrared temperature measurement module is used for detecting the temperature of the lap joint of the current transformer wire pile head, the isolating switch or/and the busbar;
the wireless temperature measuring module is used for monitoring the temperature of the busbar or/and the busbar isolation chamber;
the automatic controller of the high-voltage isolating switch is connected with the infrared temperature measuring module, the wireless temperature measuring module and the alarm device and used for acquiring a first temperature sent by the infrared temperature measuring module and a second temperature sent by the wireless temperature measuring module, comparing the first temperature with a preset first temperature threshold value, comparing the second temperature with a preset second temperature threshold value, and controlling the alarm device to alarm when the first temperature is greater than the first temperature threshold value or the second temperature is greater than the second temperature threshold value.
2. The internet of things technology-based high-voltage switch cabinet monitoring system of claim 1, further comprising:
the video monitoring module is used for shooting a normally open contact of the isolating switch;
and the display panel is connected with the video monitoring module and is used for acquiring and displaying the picture of the normally open contact shot by the video monitoring module.
3. The monitoring system for the high-voltage switch cabinet based on the technology of the internet of things as claimed in claim 2, wherein the system further comprises:
the vacuum electric field monitoring module is used for detecting the vacuum degree of the arc extinguish chamber;
the display panel is connected with the vacuum electric field monitoring module and used for acquiring and displaying the vacuum degree detected by the vacuum electric field monitoring module.
4. The high-voltage switch cabinet monitoring system based on the internet of things technology as claimed in claim 3, wherein the system further comprises:
the temperature and humidity monitor is used for detecting the temperature and humidity in the high-voltage switch cabinet;
and the linkage heating and dehumidifying device is used for acquiring the temperature and humidity detected by the temperature and humidity monitor and judging whether to start the thermoelectric cooling and dehumidifying function according to the temperature and humidity.
5. The monitoring system of the high-voltage switch cabinet based on the technology of the internet of things as claimed in claim 4, wherein the automatic controller of the high-voltage isolating switch is connected with the infrared temperature measuring module, the wireless temperature measuring module and the alarm device through the internet of things.
6. The monitoring system of the high-voltage switch cabinet based on the internet of things technology as claimed in claim 5, wherein the system further comprises a primary loop simulation and switch state display device for simulating and dynamically displaying a primary loop wiring diagram in the high-voltage switch cabinet and controlling the line color of the primary loop wiring diagram to change correspondingly according to the logic state according to the action of the high-voltage switch.
7. A high-voltage switch cabinet monitoring method based on the Internet of things technology is characterized by comprising the following steps:
an infrared temperature measuring module arranged at the lap joint of the current transformer wire pile head, the isolating switch or/and the busbar sends a first temperature detected by the infrared temperature measuring module to the high-voltage isolating switch automatic controller;
the wireless temperature measuring module arranged on the monitoring busbar or/and the busbar isolation chamber sends the second temperature detected by the wireless temperature measuring module to the automatic controller of the high-voltage isolating switch;
the automatic controller of the high-voltage isolating switch receives the first temperature and the second temperature, compares the first temperature with a preset first temperature threshold value, compares the second temperature with a preset second temperature threshold value, and controls the alarm device to alarm when the first temperature is greater than the first temperature threshold value or the second temperature is greater than the second temperature threshold value.
8. The high-voltage switch cabinet monitoring method based on the internet of things technology as claimed in claim 7, wherein the method further comprises the following steps:
the video monitoring module is arranged in the isolating switch and used for shooting the normally open contact of the isolating switch and sending the shot picture to the display panel;
and the display panel acquires and displays the picture of the normally open contact shot by the video monitoring module.
9. The high-voltage switch cabinet monitoring method based on the internet of things technology as claimed in claim 8, wherein the method further comprises:
the temperature and humidity monitor is arranged on the high-voltage switch cabinet shell and used for detecting the temperature and humidity in the high-voltage switch cabinet and detecting the temperature and humidity in the switch cabinet;
the linkage heating and dehumidifying device obtains the temperature and humidity detected by the temperature and humidity monitor, and judges whether to start the thermoelectric cooling and dehumidifying function according to the temperature and humidity.
10. The high-voltage switch cabinet monitoring method based on the internet of things technology as claimed in claim 9, wherein the method further comprises: the primary loop simulation and switch state display device simulates and dynamically displays a primary loop wiring diagram in the high-voltage switch cabinet, and controls the line color of the primary loop wiring diagram to change correspondingly according to the logic state according to the action of the high-voltage switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911393262.8A CN111198587A (en) | 2019-12-30 | 2019-12-30 | High-voltage switch cabinet monitoring system and method based on Internet of things technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911393262.8A CN111198587A (en) | 2019-12-30 | 2019-12-30 | High-voltage switch cabinet monitoring system and method based on Internet of things technology |
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| CN111198587A true CN111198587A (en) | 2020-05-26 |
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2019
- 2019-12-30 CN CN201911393262.8A patent/CN111198587A/en active Pending
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