CN205333215U - Distribution network cable terminal temperature measurement early warning system - Google Patents
Distribution network cable terminal temperature measurement early warning system Download PDFInfo
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- CN205333215U CN205333215U CN201620093079.1U CN201620093079U CN205333215U CN 205333215 U CN205333215 U CN 205333215U CN 201620093079 U CN201620093079 U CN 201620093079U CN 205333215 U CN205333215 U CN 205333215U
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Abstract
The utility model provides a distribution network cable terminal temperature measurement early warning system, is including getting electric module, temperature sensor module, wireless terminal, and temperature sensor module connects data acquisition analysis module, and data acquisition analysis module connects the first processor module, and a wireless communication module is connected to the first processor module. Wireless terminal is including pacifying cased second processor module, liquid crystal display module, the 2nd wireless communication module, and liquid crystal display module, the 2nd wireless communication module are connected respectively to the second processor module. The utility model relates to a distribution network cable terminal temperature measurement early warning system solves the cable head temperature measurement quantity that can't solve that prior art exists and is difficult to the problem surveyed hugely, as requested, adopt intelligent temperature measurement mode, realize the all standing to cable terminal's real -time supervision and point for measuring temperature, guarantee real -time, authenticity, the validity of temperature measurement data.
Description
Technical field
This utility model one power distribution network cable terminal temperature measurement early warning system, relates to distribution ring main unit field of temperature measurement in power system。
Background technology
According to State Grid Corporation of China's distribution repair based on condition of component system requirement, the switch cabinet infrared temperature measuring cycle is a season, and in the cycle of the first quarter, the detection of each end is difficult to put in place。Current cable terminal mainly adopts infrared measurement of temperature。Due to distribution network cable enormous amount, limited personnel。And be that when coming off duty, load is big in a large number, so temperature when load is maximum is more not detected among putting in place。Therefore it is current in the urgent need to improving the thermometric mode of current inside cable terminals, research and development adopt a kind of economy, manpower-free or few artificial intelligent temperature measurement mode, realize all standing of monitoring and point for measuring temperature in real time to cable terminal, it is ensured that the real-time of temperature measurement data, verity and effectiveness；Alleviate the on-the-spot thermometric workload of line teams and groups, reduce person works's intensity and production cost, improve work efficiency。
Summary of the invention
This utility model provides a kind of power distribution network cable terminal temperature measurement early warning system, solves the insurmountable end thermometric enormous amount that prior art exists, the problem being difficult to as requested survey；Adopt intelligent temperature measurement mode, it is achieved all standing to monitoring and the point for measuring temperature in real time of cable terminal, it is ensured that the real-time of temperature measurement data, verity, effectiveness。
A kind of power distribution network cable terminal temperature measurement early warning system, including electricity-fetching module, temperature sensor module, wireless terminal, temperature sensor module connects data collection and analysis module, and data collection and analysis module connects first processor module, and first processor module connects the first wireless communication module。Described wireless terminal includes installing the second processor module in the enclosure, LCD MODULE, the second wireless communication module, and the second processor module connects LCD MODULE, the second wireless communication module respectively。
Described first wireless communication module is Zigbee wireless communication module；Second wireless communication module is 433M common frequency wireless communication module, 433M common frequency wireless communication module configuration wireless transmission antenna。
Described electricity-fetching module is the CT electricity-fetching module being arranged on cable。
Described temperature sensor module is High Accuracy Thermocouple Temperature PT100, data collection and analysis module is sampled for the signal that temperature sensor module is collected, amplify, A/D enters first processor module and is analyzed processing after changing, and the data processed are sent on wireless terminal through wireless communication module and complete display, storage。
Described LCD MODULE adopts LCD liquid crystal display screen, and is provided with function button。
Described shell is engineering plastic shell, and the magnetic-type installation of shell is fixed。
Described second processor module is single-chip microcomputer。
A kind of power distribution network cable terminal thermometric method for early warning, temperature sensor module adopts thermocouple PT100, the signal that temperature sensor module is collected by data collection and analysis module is sampled, amplify, A/D enters first processor module and is analyzed processing after changing, the data processed are sent on wireless terminal through wireless communication module, the display of the complete paired data of wireless terminal, storage。Adopt distribution ring main unit CT, PT or the direct power taking of transformator。
This utility model one power distribution network cable terminal temperature measurement early warning system, technique effect is as follows:
1), thermometric mode is changed: adopt a kind of economy, manpower-free or few artificial intelligent temperature measurement mode, realize all standing of monitoring and point for measuring temperature in real time to cable terminal, ensure the real-time of temperature measurement data, verity and effectiveness, conscientiously the on-the-spot thermometric workload of line teams and groups is alleviated, reduce person works's intensity and production cost, improve work efficiency。
2), adopt thermocouple temperature measurement, decrease infrared cost。Corresponding temperature can be drawn by measuring the electromotive force of thermocouple。This method temperature measurement accuracy is high, and scope is wide, it may be achieved measure continuously。
3), it is easily installed in ring main unit, it does not have adopting CT power taking during PT, and can magnetic-type install, repair and maintenance is convenient。
4), when ensureing that heat-exchange capacity does not decline, select that volume is little, lightweight, power is little, the power supply of highly versatile and communication mode, reach safety, energy-conservation purpose。
5), human cost is saved: certain provincial electric power company's system scope inner cable head amounts to 100,000, and wherein looped network case end reaches 4750。One group of thermometric of 3 people in the past, according to 500 yuan one work day, every day 1500 yuan of money paid for odd jobs；15 ring main units can be surveyed every day, i.e. 100 yuan of costs。Monthly measuring 2 times for every, it is necessary to survey 9500 times, monthly money paid for odd jobs needs 950,000, and annual 11400000。After adopting this utility model system, this provincial electric power company can save 11,400,000 yuan of artificial thermometric costs every year。One a set of temperature measuring equipment of looped network case 10,000 yuan, depreciation in 10 years, often overlap annual 1000 yuan；High-volume is promoted, and cost is expected to drop to 5000 yuan, and depreciation cost can be down to 500 yuan；The whole province 4750 has only to thermometric O&M cost 237.5 ten thousand yuan, namely saves thermometric cost 1140-237.5=902.5 ten thousand yuan。
Accompanying drawing explanation
Fig. 1 is the module connection diagram of this utility model system。
Detailed description of the invention
A kind of power distribution network cable terminal temperature measurement early warning system, including electricity-fetching module 1, temperature sensor module 2, wireless terminal 6, temperature sensor module 2 connects data collection and analysis module 3, data collection and analysis module 3 connects first processor module 4, and first processor module 4 connects the first wireless communication module 5。Described wireless terminal 6 includes installing the second processor module 7 in the enclosure, LCD MODULE the 8, second wireless communication module 9, and the second processor module 7 connects LCD MODULE the 8, second wireless communication module 9 respectively。
Described first wireless communication module 5 is Zigbee wireless communication module。Second wireless communication module 9 is 433M common frequency wireless communication module, 433M common frequency wireless communication module configuration wireless transmission antenna, adjusts transmitting antenna and can meet 0-50 rice wireless transmit-receiving range requirement。
Described electricity-fetching module 1 is the CT electricity-fetching module being arranged on cable, and CT electricity-fetching module can be easily installed on cable, and power supply CT is when primary side current is more than 80A, and CT electricity-fetching module can steady operation。
Described temperature sensor module 2 is thermocouple PT100, data collection and analysis module 3 is sampled for the signal that temperature sensor module 2 is collected, amplify, A/D enters first processor module 4 and is analyzed processing after changing, and the data processed are sent on wireless terminal 6 through wireless communication module and complete display, storage。
Data collection and analysis module 3 can adopt Yanhua ADAM-3000 series。
First processor module 4 can adopt ATMEL series monolithic processor。
Described LCD MODULE 8 adopts LCD liquid crystal display screen, and is provided with function button, and in-site installation is convenient and swift。
Described shell is engineering plastic shell, and the magnetic-type installation of shell is fixed。
Described second processor module 7 is single-chip microcomputer。
A kind of power distribution network cable terminal thermometric method for early warning, temperature sensor module 2 adopts thermocouple PT100, the signal that temperature sensor module 2 is collected by data collection and analysis module 3 is sampled, amplify, A/D enters first processor module 4 and is analyzed processing after changing, the data processed are sent on wireless terminal 6 through wireless communication module, the display of the complete paired data of wireless terminal 6, storage。The power supply mode of modules, adopts distribution ring main unit CT, PT or the direct power taking of transformator。
Testing procedure:
(1), test each system element such as electricity-fetching module 1, LCD liquid crystal display screen, temperature sensor module 2, data collection and analysis module 3 whether normal operation；
(2), whether the hardware circuit of test configurations can normally support the operation of software, it is achieved corresponding function；
(3), debugging thermocouple PT100 sampling circuit is calibrated, to improve certainty of measurement。
(4), by this utility model system being arranged in operation looped network case, in LCD liquid crystal display screen, each phase temperature of display is compared with infrared measurement of temperature data, and data are almost completely the same。
From table, each temperature measurement data is all very accurate, it is achieved that target。
Economic and Efficiency Analysis:
Claims (7)
1. a power distribution network cable terminal temperature measurement early warning system, including electricity-fetching module (1), temperature sensor module (2), wireless terminal (6), it is characterized in that, temperature sensor module (2) connects data collection and analysis module (3), data collection and analysis module (3) connects first processor module (4), and first processor module (4) connects the first wireless communication module (5)；Described wireless terminal (6) includes installing the second processor module (7) in the enclosure, LCD MODULE (8), the second wireless communication module (9), and the second processor module (7) connects LCD MODULE (8), the second wireless communication module (9) respectively。
2. a kind of power distribution network cable terminal temperature measurement early warning system according to claim 1, it is characterised in that described first wireless communication module (5) is Zigbee wireless communication module；Second wireless communication module (9) is 433M common frequency wireless communication module, 433M common frequency wireless communication module configuration wireless transmission antenna。
3. a kind of power distribution network cable terminal temperature measurement early warning system according to claim 1, it is characterised in that described electricity-fetching module (1) is the CT electricity-fetching module being arranged on cable。
4. a kind of power distribution network cable terminal temperature measurement early warning system according to claim 1, it is characterized in that, described temperature sensor module (2) is thermocouple PT100, data collection and analysis module (3) is sampled for the signal that temperature sensor module (2) is collected, amplify, A/D enters first processor module (4) and is analyzed processing after changing, and the data processed are sent on wireless terminal (6) through wireless communication module and complete display, storage。
5. a kind of power distribution network cable terminal temperature measurement early warning system according to claim 1, it is characterised in that described LCD MODULE (8) adopts LCD liquid crystal display screen, and is provided with function button。
6. a kind of power distribution network cable terminal temperature measurement early warning system according to claim 1, it is characterised in that described shell is engineering plastic shell, and the magnetic-type installation of shell is fixed。
7. a kind of power distribution network cable terminal temperature measurement early warning system according to claim 1, it is characterised in that described second processor module (7) is single-chip microcomputer。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620093079.1U CN205333215U (en) | 2016-01-30 | 2016-01-30 | Distribution network cable terminal temperature measurement early warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620093079.1U CN205333215U (en) | 2016-01-30 | 2016-01-30 | Distribution network cable terminal temperature measurement early warning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205333215U true CN205333215U (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620093079.1U Expired - Fee Related CN205333215U (en) | 2016-01-30 | 2016-01-30 | Distribution network cable terminal temperature measurement early warning system |
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| Country | Link |
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| CN (1) | CN205333215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547510A (en) * | 2016-01-30 | 2016-05-04 | 国家电网公司 | Temperature measurement early warning system of distribution network cable terminal head |
-
2016
- 2016-01-30 CN CN201620093079.1U patent/CN205333215U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547510A (en) * | 2016-01-30 | 2016-05-04 | 国家电网公司 | Temperature measurement early warning system of distribution network cable terminal head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20200130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |