CN208635927U - A kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation - Google Patents
A kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation Download PDFInfo
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- CN208635927U CN208635927U CN201821103399.6U CN201821103399U CN208635927U CN 208635927 U CN208635927 U CN 208635927U CN 201821103399 U CN201821103399 U CN 201821103399U CN 208635927 U CN208635927 U CN 208635927U
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- switch cabinet
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 22
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 27
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 239000013307 optical fiber Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses a kind of temperature monitoring early warning systems of high-voltage switch cabinet of transformer substation.The temperature monitoring early warning system includes: multiple wireless temperature measurement nodes, multiple base stations and host computer；Host computer and multiple base station wired connections, each base station and multiple wireless temperature measurement nodes are wirelessly connected；Wireless temperature measurement node includes microprocessor, digital temperature sensor and wireless transmitter, and the digital temperature sensor is DS18B20 sensor, and microprocessor is connect with wireless transmitter, and the wireless transmitter is CC1101 chip；Wireless temperature measurement node sends the temperature data of each equipment of the substation of acquisition to base station by wireless sensor network；Base station and host computer wired connection, for temperature data to be sent to host computer by RS485 interface；Host computer is for predicting the temperature of high-voltage switch cabinet of transformer substation.Loss can be effectively reduced in the utility model, improve measuring accuracy.
Description
Technical field
The utility model relates to high voltage nodes temperature prediction technical field, especially a kind of temperature of high-voltage switch cabinet of transformer substation
Spend monitoring and warning system.
Background technique
With the development of national economy, demand of all trades and professions to electric energy is higher and higher, and height presses off in power plant, substation
The temperature for closing cabinet inside contact contact increases with the increase of electric current, if the temperature of high-tension switch cabinet inside contact contact is held
It is continuous to increase, it will cause high-tension switch cabinet inside contact contact temperature to overheat, so that switch cabinet temperature overheat accident occurs, and
Thus the power failure of fire and large area is generated.Therefore, the workload of electrical equipment safe operation monitoring increases rapidly in electric system
Add.Unit in power plant and substation is not independent from each other when running, but needing links to cooperate could be safe,
Effectively, it reliably works.The power supply majority of electrical equipment is to realize power transmission and distribution with switchgear group, if wherein there is a switchgear
The operation of whole transformer station or electric substation certainly will be influenced whether by breaking down.Based on this, pacify as electrical equipment in electric system
The monitoring task of the major parameter of row for the national games, i.e. high-voltage switch cabinet of transformer substation contact temperature is increasingly heavy.
Based on the above issues, high-voltage electrical apparatus node temperature rise influence factor is studied, a kind of high-voltage switch cabinet of transformer substation is developed
Temperature monitoring early warning system, to high-voltage electrical apparatus node temperature carry out look-ahead, to reduce high-tension switch cabinet in due to high-voltage electricity
Accident caused by gas node temperature is excessively high is of great significance.
Utility model content
The purpose of the utility model is to provide a kind of temperature monitoring early warning systems of high-voltage switch cabinet of transformer substation, can be effective
Loss is reduced, measuring accuracy is improved.
To achieve the above object, the utility model provides following scheme:
A kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation, comprising: multiple wireless temperature measurement nodes, multiple base stations
And host computer；The host computer and the multiple base station wired connection, each base station wirelessly connects with multiple wireless temperature measurement nodes
It connects；The wireless temperature measurement node includes microprocessor, digital temperature sensor and wireless transmitter, the digitlization temperature
Degree sensor is connect with the microprocessor, and the digital temperature sensor is DS18B20 sensor, for acquiring wireless survey
The temperature value of warm node, and send the microprocessor to；The microprocessor is connect with the wireless transmitter, and being used for will
Temperature value sends the wireless transmitter to, and the wireless transmitter is CC1101 chip；The wireless temperature measurement node is used
In sending the temperature data of each equipment of collected substation to the base station by wireless sensor network；The base station with
The host computer wired connection, for the temperature data to be sent to the host computer by RS485 interface；The host computer
It is predicted for the temperature to high-voltage switch cabinet of transformer substation.
Optionally, the base station includes liquid crystal display, microprocessor MSP430F5418 and storage chip；The liquid crystal
Temperature value of the display screen for wireless temperature measurement node acquisitions all in the same switchgear of real-time display；The storage chip is
CC1101 chip is used for storage temperature value.
According to specific embodiment provided by the utility model, the utility model discloses following technical effects:
The utility model provides the temperature monitoring early warning system and method for a kind of high-voltage switch cabinet of transformer substation, the number of use
Word temperature sensor uses DS18B20 sensor, small in size, low in energy consumption, can be for a long time in high-tension switch cabinet high-intensity magnetic field, Qiang Gao
Temperature works in the environment of closing；Wireless transmitter uses CC1101 chip, has high-precision, highly reliable, the entirety of low-power consumption
Performance supports various networking modes, and loss can be effectively reduced, and improves precision of prediction.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without any creative labor, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of overall structure of the temperature monitoring early warning system of high-voltage switch cabinet of transformer substation of the utility model embodiment
Figure；
Fig. 2 is wireless temperature measurement in a kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation of the utility model embodiment
The structural schematic diagram of node.
Figure label are as follows: wireless temperature measurement node 101, base station 102, host computer 103, RS-232/485 translation interface 104,
RS-485 bus 105, digital temperature sensor 201, microprocessor 202, wireless transmitter 203.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The purpose of the utility model is to provide a kind of temperature monitoring early warning systems of high-voltage switch cabinet of transformer substation, can be effective
Loss is reduced, precision of prediction is improved.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
Fig. 1 is a kind of overall structure of the temperature monitoring early warning system of high-voltage switch cabinet of transformer substation of the utility model embodiment
Figure.
As shown in Figure 1, a kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation, comprising: multiple wireless temperature measurement sections
Point 101, multiple base stations 102 and host computer 103；The host computer 103 and the multiple 102 wired connection of base station, Mei Geji
Stand 102 with multiple wireless temperature measurement nodes 101 be wirelessly connected；The wireless temperature measurement node 101 is for acquiring each equipment of substation
Temperature data, and the base station 102 is sent to by wireless sensor network；The base station 102 and the host computer 103 are wired
Connection, for the temperature data to be sent to the host computer 103 by RS485 interface 104；The RS485 translation interface
104 are connect by RS485 bus with the base station；The host computer is used to carry out the temperature of high-voltage switch cabinet of transformer substation pre-
It surveys.
Fig. 2 is wireless temperature measurement in a kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation of the utility model embodiment
The structural schematic diagram of node.
As shown in Fig. 2, the wireless temperature measurement node 101 include microprocessor 202, digital temperature sensor 201 and
Wireless transmitter 203, the digital temperature sensor 201 is connect with the microprocessor 202, for acquiring wireless temperature measurement
The temperature value of node, and send the microprocessor 202 to；The microprocessor 202 connects with the wireless transmitter 203
It connects, for sending temperature value to the wireless transmitter 203.
The digital temperature sensor 201 is DS18B20 sensor.
The wireless transmitter 203 is CC1101 chip.
The base station 202 includes liquid crystal display, microprocessor MSP430F5418 and storage chip；The liquid crystal display
Temperature value of the screen for wireless temperature measurement node acquisitions all in the same switchgear of real-time display；The storage chip is CC1101 core
Piece is used for storage temperature value；Using with SPI data transfer mode, frequency range uses 433MHz for base station and wireless temperature measurement node,
Communication between base station and host computer is using RS485 bus mode, and communication protocol is Modbus agreement, if base station passes through
RS485 mode unsuccessful transmission, base station will be temporarily stored in temperature value in storage chip.
Provided in the temperature monitoring early warning system for the above-mentioned high-voltage switch cabinet of transformer substation being supplied in addition to the utility model
Wireless digital temperature sensor, moreover it is possible to use optical fiber temperature-measurement, optical fiber itself has corrosion-resistant, dielectric strength is high, it is small in size, tie
Structure is simple, and the advantage that anti-electromagnetic interference capability is strong, is highly suitable for high voltage, makes in the thermometric environment of high-intensity magnetic field
With.Optical fiber temperature-measurement is used in high-voltage switch cabinet of transformer substation temperature monitoring in two forms at present: one is using optical fiber as temperature
Sensor come using；One is using optical fiber as signal transmission medium, and semiconductor temperature sensor is also able to achieve as probe
The temperature prediction function of the temperature monitoring early warning system of high-voltage switch cabinet of transformer substation.
Specific case used herein is expounded the principles of the present invention and embodiment, above embodiments
Explanation be merely used to help understand the method and its core concept of the utility model；Meanwhile for the general technology of this field
Personnel, based on the idea of the present invention, there will be changes in the specific implementation manner and application range.In conclusion
The content of the present specification should not be construed as a limitation of the present invention.
Claims (2)
1. a kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation characterized by comprising multiple wireless temperature measurement sections
Point, multiple base stations and host computer；The host computer and the multiple base station wired connection, each base station and multiple wireless temperature measurements
Node wireless connection；The wireless temperature measurement node includes microprocessor, digital temperature sensor and wireless transmitter, institute
It states digital temperature sensor to connect with the microprocessor, the digital temperature sensor is DS18B20 sensor, is used for
The temperature value of wireless temperature measurement node is acquired, and sends the microprocessor to；The microprocessor and the wireless transmitter
Connection, for sending temperature value to the wireless transmitter, the wireless transmitter is CC1101 chip；It is described wireless
Temperature measurement node is used to send the temperature data of each equipment of collected substation to the base station by wireless sensor network；
The base station and the host computer wired connection, for the temperature data to be sent to the host computer by RS485 interface；
The host computer is for predicting the temperature of high-voltage switch cabinet of transformer substation.
2. a kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation according to claim 1, which is characterized in that institute
Stating base station includes liquid crystal display, microprocessor MSP430F5418 and storage chip；The liquid crystal display is used for real-time display
The temperature value of all wireless temperature measurement node acquisitions in same switchgear；The storage chip is CC1101 chip, for storing temperature
Angle value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821103399.6U CN208635927U (en) | 2018-07-12 | 2018-07-12 | A kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821103399.6U CN208635927U (en) | 2018-07-12 | 2018-07-12 | A kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208635927U true CN208635927U (en) | 2019-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821103399.6U Expired - Fee Related CN208635927U (en) | 2018-07-12 | 2018-07-12 | A kind of temperature monitoring early warning system of high-voltage switch cabinet of transformer substation |
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| CN (1) | CN208635927U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108896193A (en) * | 2018-07-12 | 2018-11-27 | 黑龙江科技大学 | A kind of the temperature monitoring early warning system and method for high-voltage switch cabinet of transformer substation |
| CN111879428A (en) * | 2020-09-07 | 2020-11-03 | 山东臣乔电气科技股份有限公司 | Wireless temperature measuring device of switch cabinet |
-
2018
- 2018-07-12 CN CN201821103399.6U patent/CN208635927U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108896193A (en) * | 2018-07-12 | 2018-11-27 | 黑龙江科技大学 | A kind of the temperature monitoring early warning system and method for high-voltage switch cabinet of transformer substation |
| CN111879428A (en) * | 2020-09-07 | 2020-11-03 | 山东臣乔电气科技股份有限公司 | Wireless temperature measuring device of switch cabinet |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 |
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| CF01 | Termination of patent right due to non-payment of annual fee |