CN102564617A - Power equipment remote intelligent on-line temperature measurement system - Google Patents
Power equipment remote intelligent on-line temperature measurement system Download PDFInfo
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- CN102564617A CN102564617A CN2012100211889A CN201210021188A CN102564617A CN 102564617 A CN102564617 A CN 102564617A CN 2012100211889 A CN2012100211889 A CN 2012100211889A CN 201210021188 A CN201210021188 A CN 201210021188A CN 102564617 A CN102564617 A CN 102564617A
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Abstract
The invention discloses a power equipment remote intelligent on-line temperature measurement system. A temperature measurement module installed at a power equipment implicit connection part is utilized to carry out three-phase temperature measurement, a temperature measurement signal passes through a signal coding sending and receiving module, after an analog signal is converted into a digital signal, by utilizing Internet of things transmission technology Zigbee, a temperature measurement digital signal code is sent to a data analysis processing module, after data analysis processing module stores information, three-phase temperature comparison and ambient temperature comparison of each loop and temperature comparison between loops in equipment are carried out, if temperature of a phase is higher than temperature of the other two phases or three-phase temperature of a loop is higher than three-phase temperature of other loops, the data analysis processing module determines that the phase or a loop connection position has heating abnormity, a remote communication module carries out remote transmission of data obtained by the data analysis processing module to a data display module and a heating alarm module, and the data display module and the heating alarm module carry out heating information data displaying and alarming at a remote terminal.
Description
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Technical field
The invention belongs to power equipment maintenance technology field, be specifically related to a kind of power equipment long-distance intelligent In-Line Temperature Measure System.
Background technology
Along with the economic development and the environmental requirement in city, the application in urban distribution network of cable line and equipment more and more widely.And bus, cable end be as the weak link of power grid security reliability service, and its performance quality not only depends on the material of cable end, bus, more depends on the connection construction technology of bus, cable end, and is also relevant with in good time payload.If bus or cable end in 10kv switching station, ring main unit, switch cubicle, the power distribution cabinet etc. are because heating appears in factors such as design, construction technology, overload; And in time do not make an inspection tour or the monitoring discovery; Load sustainable growth, bus, cable end will continue heating burns and melts cable end and burn blast until causing bus, even involves the interior insulating sleeve of cabinet and burst; The public gas tank gas leakage of SF6; Cause whole ring main unit, switching station or switch cubicle to scrap, not only the forced outage zone is bigger, and direct loss and indirect loss and social negative effect all can be huge.And at present conventional infrared measurement of temperature mode inefficiency not only, and can not penetrate the cabinet metal and carry out indirect temperature-measuring.Because 10KV switching station, ring main unit, the interior bus of switch cubicle or cable end did not expose when power equipment normally moved; By cabinet metal cabinet door sealing (after ring main unit cabinet gate opened, each also had metallic door at interval), mechanical latching is arranged not only; Also has the electric blocking device; Only after power failure, and close the ground connection disconnecting link or carry out other safety practices after, could open metallic door by unlocking; Expose cable end and just can carry out thermometric, even and bus has a power failure at equipment and carries out safety practice and can not come out and carry out thermometric.So can't make an inspection tour thermometric to recessive tie point bus, cable end in switching station, ring main unit, the switch cubicle when power equipment normally moves.
Summary of the invention
The objective of the invention is to avoid above-mentioned weak point of the prior art, and a kind of temperature that realizes remote monitoring power equipment connecting portion is provided, can monitors the temperature of the recessive connecting portion of power equipment effectively, in time finds unusual and multiple functional, the safe and reliable power equipment long-distance intelligent In-Line Temperature Measure System of power equipment connecting portion.
Realize that the technical scheme that the object of the invention adopted is: a kind of power equipment long-distance intelligent In-Line Temperature Measure System, this system is made up of following module: temperature-measuring module, signal encoding sending/receiving module, data analysis processing module, telecommunication module, heating alarm module, data disaply moudle.
The principle of work of said system is following: utilize the temperature-measuring module that is installed in the recessive connecting portion of power equipment to carry out the three-phase thermometric; Temperature measurement signal is through the signal encoding sending/receiving module; After analog signal conversion become digital signal; Utilize Internet of Things transmission technology Zigbee that the thermometric digital signal encoding is sent to the data analysis processing module; By carrying out in the equipment temperature comparison between each loop three-phase temperature comparison and environment temperature comparison and loop after the data analysis processing module information stores; If any a phase temperature exceed other two phases temperature of this loop or once road three-phase temperature all exceed other loop three-phase temperature; Then data analysis processing module judge should be mutually or this loop connecting portion heating unusual, utilize the telecommunication module that data analysis processing module gained data are carried out remote transmission and give data disaply moudle and heating alarm module, data disaply moudle generates heat at remote port respectively with the heating alarm module, and information data shows and the indication of reporting to the police; To remind the operation maintenance personnel, check accordingly and processing such as maintenance.
Said system characteristic analysis is following:
This system power dissipation is ultralow; Power supply and micro treatment module longer service life; Removed the trouble of charging or frequent change battery from: the system temperature measurement module adopts built-in heavy-duty battery power supply; The processes and displays module dissipation is the milliwatt level, adopts equipment secondary PT module for power supply, and the reserve rechargeable battery is arranged.Be provided with the critical temperature decision circuitry and the thresholding start-up circuit of the normal operation of equipment; As to set critical temperature be 50 ℃, and then equipment bus or cable end are measured temperature signal and judged smaller or equal to 50 ℃, then by this information of thresholding start-up circuit filtering through the critical temperature decision circuitry; Do not encode to send and upload; I.e. modules such as log-on data coding, transmitting and storing analyzing and processing not, and be in super dormancy low power consumption mode, can significantly reduce the consumption of System production time and system power supply.Only at temperature measurement signal greater than the critical temperature of the normal operation of equipment during as 50 ℃, the work of thresholding start-up circuit automatic start up system comprises the flow processs such as coding transmission, reception, storage, analysis, processing of information.Compare with the real-time acquired signal of the application Zigbee network technology system of routine, system power dissipation is lower, power supply and micro treatment module longer service life.
The system module integrated level is high, the components and parts highly versatile, the convenient installation: whole intelligent online temp measuring system can be integrated into convenient install two micro elements---temperature acquisition element and microprocessor components, networking is simple.The temperature acquisition element has installation draw-in groove and the set bolt that adapts to bus or cable end, accomplishes temperature survey and information coding transmission task; Microprocessor components can be installed on power equipment such as switching station, ring main unit, power distribution cabinet or switch cubicle, T and connect on the operation of equipment control panel such as case, the reception of completion information coding, storage, analysis, processing, data presentation and heating warning task.
The system expandability is strong: system acquisition data equipment scale can be expanded upgrading; Set up polytype sensor; Extended power equipment voltage, electric current, ambient humidity, insulation air chamber pressure etc. are data transmission and on-line monitoring in good time, can also and set up monitoring host computer, utilizes remote mobile communication network such as 3G, CDMA, GSM to realize the remote transmission of monitoring information; Realize the long-distance intelligent on-line monitoring; Functions such as analysis, judgement, processing make the home-confined operation conditions of monitoring whole electrical network of equipment operation maintenance personnel, remove the on-the-spot inconvenience of making an inspection tour from.
The power equipment long-distance intelligent In-Line Temperature Measure System of processing according to such scheme, temperature that can the recessive tie point of real time remote on-line monitoring power equipment is according to temperature comparison between comparison of three-phase temperature and equipment inner looping and environment temperature comparison; Whether comprehensive analysis and judgement equipment generates heat, the relative science of algorithm, and have storage memory function and time clock feature; Can conveniently inquire about and the browsing histories thermograph; And can data be carried out remote transmission, so not at the scene, just can obtain information such as equipment heating is unusual at remote port; Make line fault point show in advance; Particularly also can find in advance, thereby make equipment failure obtain planned maintenance in advance, avoid fault outage and lot of manpower and material resources input in the trouble spot that peak load just can demonstrate; The transmission of this system data is simple, safe and reliable, and cost is low, and transmission capacity is big, and wireless transmission Zigbee technology is adopted in the communication of power equipment expandable type intelligent online temp measuring system, and the ZigBee agreement is to exempt from patent royalty, and cost is lower.In a word the present invention can realize remote monitoring power equipment connecting portion temperature, can monitor the temperature of the recessive connecting portion of power equipment effectively, in time find unusual and multiple functional, safe and reliable, the applied range of power equipment connecting portion.
Embodiment
Power equipment long-distance intelligent In-Line Temperature Measure System of the present invention; On a large amount of experimental basis, constantly summing up experience, science is implemented; Scientific design; The strict analysis, thus draw native system, and this system is made up of following module: temperature-measuring module, signal encoding sending/receiving module, data analysis processing module, telecommunication module, heating alarm module, data disaply moudle.
Be described further below in conjunction with embodiment.
Embodiment one
The mounting temperature measurement module carries out the three-phase thermometric on the bus of ring main unit; Temperature measurement signal is through the signal encoding sending/receiving module; After analog signal conversion become digital signal; Utilizing the Internet of Things transmission technology---Zigbee sends to the data analysis processing module with the thermometric digital signal encoding; By carrying out in the ring main unit temperature comparison between each loop three-phase temperature comparison and environment temperature comparison and loop after the data analysis processing module information stores; If have in the ring main unit phase temperature exceed other two phases temperature of this loop many or once road three-phase temperature all to exceed other loop three-phase temperature many, then data analysis processing module judge should be mutually or this loop connecting portion heating unusual, utilize the telecommunication module that data analysis processing module gained data are carried out remote transmission and give data disaply moudle and heating alarm module; Data disaply moudle generates heat at remote port respectively with the heating alarm module, and information data shows and the indication of reporting to the police; To remind the operation maintenance personnel, check accordingly and processing such as maintenance, can effectively avoid the fault extension.
Embodiment two
The mounting temperature measurement module carries out the three-phase thermometric on the cable end of power distribution cabinet; Temperature measurement signal is through the signal encoding sending/receiving module; After analog signal conversion become digital signal; Utilizing the Internet of Things transmission technology---Zigbee sends to the data analysis processing module with the thermometric digital signal encoding; By carrying out in the power distribution cabinet temperature comparison between each loop three-phase temperature comparison and environment temperature comparison and loop after the data analysis processing module information stores; If have in the power distribution cabinet phase temperature exceed other two phases temperature of this loop many or once road three-phase temperature all to exceed other loop three-phase temperature many, then data analysis processing module judge should be mutually or this loop connecting portion heating unusual, utilize the telecommunication module that data analysis processing module gained data are carried out remote transmission and give data disaply moudle and heating alarm module; Data disaply moudle generates heat at remote port respectively with the heating alarm module, and information data shows and the indication of reporting to the police; To remind the operation maintenance personnel, check accordingly and processing such as maintenance, can effectively avoid the fault extension.
Claims (2)
1. power equipment long-distance intelligent In-Line Temperature Measure System, it is characterized in that: this system is made up of following module: temperature-measuring module, signal encoding sending/receiving module, data analysis processing module, telecommunication module, heating alarm module, data disaply moudle.
2. power equipment long-distance intelligent In-Line Temperature Measure System as claimed in claim 1; It is characterized in that: the principle of work of said system is following: utilize the temperature-measuring module that is installed in the recessive connecting portion of power equipment to carry out the three-phase thermometric; Temperature measurement signal is through the signal encoding sending/receiving module; After analog signal conversion become digital signal; Utilize Internet of Things transmission technology Zigbee that the thermometric digital signal encoding is sent to the data analysis processing module; By carrying out in the equipment temperature comparison between each loop three-phase temperature comparison and environment temperature comparison and loop after the data analysis processing module information stores, if any a phase temperature exceed other two phases temperature of this loop or once road three-phase temperature all exceed other loop three-phase temperature, then data analysis processing module judge should be mutually or this loop connecting portion heating unusual; Utilize the telecommunication module that data analysis processing module gained data are carried out remote transmission and give data disaply moudle and heating alarm module; Data disaply moudle generates heat at remote port respectively with the heating alarm module, and information data shows and the indication of reporting to the police, and to remind the operation maintenance personnel, checks accordingly and processing such as maintenance.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100211889A CN102564617A (en) | 2012-01-31 | 2012-01-31 | Power equipment remote intelligent on-line temperature measurement system |
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| CN2012100211889A CN102564617A (en) | 2012-01-31 | 2012-01-31 | Power equipment remote intelligent on-line temperature measurement system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483032A (en) * | 2014-12-30 | 2015-04-01 | 国家电网公司 | Ring main unit cable head temperature on-line monitoring device and temperature measuring method |
| CN104569641A (en) * | 2013-10-14 | 2015-04-29 | 深圳大成智能电气科技有限公司 | Intelligent switch cabinet monitoring instrument |
| CN106017702A (en) * | 2016-07-12 | 2016-10-12 | 无锡市华东电力设备有限公司 | Power device remote intelligent on-line temperature measurement system |
| CN110212643A (en) * | 2019-06-17 | 2019-09-06 | 国网新疆电力有限公司乌鲁木齐供电公司 | Substation's SF6 gaseous state based on NB-IoT technology monitors system |
| CN113390522A (en) * | 2021-06-25 | 2021-09-14 | 国网山东省电力公司曲阜市供电公司 | Power equipment remote intelligent online temperature measurement method and system based on Internet of things |
| CN115400249A (en) * | 2022-09-16 | 2022-11-29 | 杭州由莱科技有限公司 | Disinfection method and disinfection apparatus |
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| CN201397200Y (en) * | 2008-12-11 | 2010-02-03 | 河南省电力公司郑州供电公司 | Switch cabinet temperature remote online monitoring system |
| CN201837466U (en) * | 2010-09-08 | 2011-05-18 | 吉林省电力有限公司长春供电公司 | System for monitoring, managing and analyzing temperature system of high-tension cable |
| CN102435329A (en) * | 2011-09-22 | 2012-05-02 | 河南省电力公司南阳供电公司 | Site intelligent online temperature measuring system of power equipment |
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| CN201397200Y (en) * | 2008-12-11 | 2010-02-03 | 河南省电力公司郑州供电公司 | Switch cabinet temperature remote online monitoring system |
| CN201837466U (en) * | 2010-09-08 | 2011-05-18 | 吉林省电力有限公司长春供电公司 | System for monitoring, managing and analyzing temperature system of high-tension cable |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104569641A (en) * | 2013-10-14 | 2015-04-29 | 深圳大成智能电气科技有限公司 | Intelligent switch cabinet monitoring instrument |
| CN104483032A (en) * | 2014-12-30 | 2015-04-01 | 国家电网公司 | Ring main unit cable head temperature on-line monitoring device and temperature measuring method |
| CN106017702A (en) * | 2016-07-12 | 2016-10-12 | 无锡市华东电力设备有限公司 | Power device remote intelligent on-line temperature measurement system |
| CN110212643A (en) * | 2019-06-17 | 2019-09-06 | 国网新疆电力有限公司乌鲁木齐供电公司 | Substation's SF6 gaseous state based on NB-IoT technology monitors system |
| CN110212643B (en) * | 2019-06-17 | 2022-12-02 | 国网新疆电力有限公司乌鲁木齐供电公司 | Transformer substation SF6 gas state monitoring system based on NB-IoT technology |
| CN113390522A (en) * | 2021-06-25 | 2021-09-14 | 国网山东省电力公司曲阜市供电公司 | Power equipment remote intelligent online temperature measurement method and system based on Internet of things |
| CN115400249A (en) * | 2022-09-16 | 2022-11-29 | 杭州由莱科技有限公司 | Disinfection method and disinfection apparatus |
| CN115400249B (en) * | 2022-09-16 | 2023-06-23 | 杭州由莱科技有限公司 | Disinfection method and disinfection equipment |
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Application publication date: 20120711 |