CN104200591A - Monitoring system of distribution transformer - Google Patents
Monitoring system of distribution transformer Download PDFInfo
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- CN104200591A CN104200591A CN201410440223.XA CN201410440223A CN104200591A CN 104200591 A CN104200591 A CN 104200591A CN 201410440223 A CN201410440223 A CN 201410440223A CN 104200591 A CN104200591 A CN 104200591A
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- visual annunciator
- transformer
- tamper sensor
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Abstract
The invention relates to a monitoring system of a distribution transformer. The monitoring system of the distribution transformer comprises an audible and visual alarming device, a monitoring sensor and a computer background management system; the audible and visual alarming device is fixed to a pole which is 3m above the ground; the monitoring sensor is adhered to a housing of the distribution transformer by an attaching manner through a magnet; after the monitoring sensor is removed from the housing of the distribution transformer, the audible and visual alarming device at the site is automatically started and sends alarming information to mobile phones of responsible persons in a form of a short message, and the responsible persons are sequentially called and reminded to check the short message through the mobile phones, and meanwhile, the information is transmitted to a background for backup, and people on dusty is reminded through the background by a sounding and screen flickering manner. According to the monitoring system of the distribution transform, diverse alarming manners are provided and can be selected flexibly; the monitoring system of the distribution transformer is novel in structure, safe and reliable, convenient to network, accurate to alarm, and free of alarm failure and false alarm.
Description
Technical field
The invention belongs to field transformer, relate to the protection of transformer, especially a kind of substation transformer monitor system.
Background technology
Along with country continues to increase agriculture supporting dynamics, agriculture power facility quantity is also more and more, but lawless person steals the agriculture power facilities such as rural type transformer without restraint, havoc industrial and agricultural production, caused large economic loss very.Some enterprise for overload power utilization, underpay the electricity charge, privately change high-power transformer, but still paste the nameplate of original small capacity transformer.After changing, electric company is difficult to discover, even if perceive, wants to enter into inside plants inspection also difficult.If things go on like this, cause the heavy losses of electric company's basic charge as per installed capacity.
The problems such as the alarm of application, much exists antitheft mode single in the market, and type of alarm is single, has wrong report, fails to report, and later maintenance amount is large, and burglary-resisting installation self lacks protection, and protection quantity is few.
By retrieval, find following two sections of disclosed patent documentations:
1, the online monitor device of transformer (CN202042024U) discloses the online monitor device of a kind of transformer, comprising: be arranged on the identification code generator on transformer; The over-zero trigger being connected with the electric wire of winding on described transformer; Respectively with described identification code generator first amplifying circuit that is connected with over-zero trigger; The first coupled circuit is connected with described the first amplifying circuit; The second coupled circuit being coupled with line of electric force; Filtering circuit is connected with the second coupled circuit; The second amplifying circuit is connected with described filtering circuit; The code discriminator being connected with described the second amplifying circuit.Between the first coupled circuit of the online monitor device of this transformer and the second coupled circuit, communicate by line of electric force, compared with prior art, employing line of electric force communicates, the expense of other dedicated transmissions networks such as GPRS can be avoided adopting, thereby the cost that transformer is guarded can be reduced.
2, substation transformer monitor system (CN202798150U) provides a kind of substation transformer monitor system, it comprises substation transformer, GPS locating terminal, microprocessor module, power module, include host computer and the GPS transceiver module of wireless receiving module, wherein, described GPS locating terminal is provided with standby power supply and GPS wireless transmitter module, described GPS locating terminal is connected with described microprocessor module, described GPS locating terminal is by described GPS wireless transmitter module and the communication of described GPS transceiver module, described microprocessor module is connected with alarm module, described microprocessor module arranges wireless transmitter module, described microprocessor module is by described wireless transmitter module and described upper machine communication, described GPS transceiver module is connected with described host computer.
Above-mentioned patent is different from the technical matters that present patent application solves, so the technical scheme of taking has essential difference.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, a kind of substation transformer monitor system that possesses SMS alarm and mobile phone reminding and check and accept SMS is provided.Adopt special tamper sensor to protect substation transformer, its supporting backstage possesses the functions such as warning, data storage, administer data in classification.
The technical scheme that technical solution problem of the present invention adopts is:
A kind of substation transformer monitor system, comprise audible-visual annunciator, monitoring sensor and computer background management system, described audible-visual annunciator is fixed on the 3 meters of electric poles in ground, monitoring sensor adopts magnet adsorption mode to stick on shell of distribution transformer, when monitoring sensor is from shell of distribution transformer takes off, automatically start acoustic scene light crossing-signal and with short message mode, warning message sent on responsible official's mobile phone, dial successively responsible official's mobile phone reminding and check and accept short breath, information is sent to backstage backup simultaneously, operator on duty is reminded with sound and screen flicker mode in backstage.
And, described audible-visual annunciator comprises housing, alarm lamp, loudspeaker, tamper sensor interface, equipment interface, SIM card seat and circuit, at the uniform interval of forward, central part of housing, two row's alarm lamps are installed, four jiaos before housing are respectively shaped with a mounting hole, the uniform interval of upside after housing is shaped with multiple tamper sensor interfaces, on housing below tamper sensor interface, be shaped with successively SIM card seat and equipment interface, gsm module working station indicator is installed on right side at SIM card seat, at the right side of equipment interface erecting equipment working station indicator, each side installation one loudspeaker after housing, in enclosure interior, circuit is installed.
And described circuit comprises arm processor, storage unit and GSM communication module, arm processor is connected with storage unit and GSM communication module I/O respectively.
And described audible-visual annunciator housing adopts PCX alloy material, its intensity reaches 58.8 joules, and housing adds the reinforcement of 5mm around and reinforces.
And described tamper sensor interface is 1～4.
An installation method for substation transformer monitor system, step is as follows:
(1) the setting of antitheft information and input: before monitor's telephone number, transformer address and the input of other information contents, first use special usb data downloader to be connected to audible-visual annunciator equipment interface and PC USB interface, see that equipment working state pilot lamp flicker frequency is 5Hz, alarm enters parameter pattern is set, and uses backstage parameter that software is set information is reached to audible-visual annunciator;
(2) supporting fitting is penetrated from audible-visual annunciator front in the mounting hole of audible-visual annunciator both sides;
(3) high pressure fall insurance is opened, confirmed in the situation of high and low pressure power-off safety, the antitheft cable of audible-visual annunciator is installed on cross-arm and radiating fin of transformer and is wound around at transformer suspension ring, transformer successively;
(4) tamper sensor is installed: antitheft cable ends is tamper sensor, install before tamper sensor, first the transformer tank body region of preparing placement tamper sensor is cleared up, without obvious oil stain, without sharp protrusion etc., by tamper sensor by magnet adsorption on casing;
(5) after antitheft cable and tamper sensor installation, by audible-visual annunciator be arranged on transformer upper end, from high pressure close to and hidden electric pole position;
(6) first SIM card is inserted in SIM card seat, hear that click rattles away, SIM card is in place, by upper and lower two terminals of the jumper cap interventional instrument interface leftmost side, see that equipment relay indicating light flicker frequency is 2.5Hz, audible-visual annunciator enters Installation Modes, tamper sensor inserts audible-visual annunciator tamper sensor interface one by one subsequently, 2S is waited in one of every insertion, have hummer sound 2S, after sound, insert again the next one, if do not hear that sould illustration tamper sensor is provided with problem, need to reinstall;
(7) after equipment and tamper sensor install, take off jumper cap, waiting facilities sends installation note;
(8) receive after successful installation note, seal SIM card seat with SIM card hole sealed piece.
Advantage of the present invention and good effect are:
1, native system audible-visual annunciator burglar alarm mode is varied, selects flexibly: have the onsite alarming of comprising (and local warning), have again remote alarms.Report to the police and be divided into again high brightness flashing light alarm and high-decibel audible alarm at the scene; Remote alarms can be selected only to report to the police in the mode of SMS and ring for the personnel of receiving a crime report, and also can select to install monitoring backstage, composition centralized monitoring system, convenient management.
2, native system acousto-optic alarm structure novelty, safe and reliable: adopt the PCX alloy material of import, its intensity can reach 58.8 joules.Housing adds the reinforcement of 5mm around and reinforces.Housing adopts hermetically sealed mode waterproof, pick-proof.Housing degree of protection reaches IP54.This audible-visual annunciator adopts built-in aerial mounting means, adds decomposing prevention circuit.Fundamentally strengthen the barrier propterty of alarm self.
3, the use of native system audible-visual annunciator is flexible, networking is convenient: this audible-visual annunciator can be used alone, and also can networking use.When being used, networking can farthest expand its function.Strengthen management and the device security of outdoor equipment.
4, native system audible-visual annunciator is reported to the police accurately, without failing to report, reporting by mistake: the antitheft triggering mode of this audible-visual annunciator adopts vibrations triggering, anti-theft wire disconnection/short circuit to trigger and tamper sensor triggering mode, anti-theft wire and the mobile tamper sensor of vibrations transformer or disconnection/short circuit transformer, theft instrument is all reported to the police.This audible-visual annunciator has increased the algorithm of warning intelligent analysis judgement in the generation of reporting to the police and judgement, from getting rid of to greatest extent wrong report, failing to report; In this audible-visual annunciator buying option and production run, strictly purchase, meticulously screen technical grade device.Ensure to greatest extent high reliability and the consistance of audible-visual annunciator.
5, native system audible-visual annunciator is without external power source, low-power consumption, super long standby time: this audible-visual annunciator power supply aspect adopts the extraordinary aeronautical cell of high-energy low self-discharge, and this audible-visual annunciator of holding state oneself power consumption is not more than 10uA.Guarantee to send 2000 of notes, the standby life-span can reach more than 5 years.
6, native system audible-visual annunciator installation, easy to maintenance: this audible-visual annunciator is installed simple, easy to maintenance.This audible-visual annunciator is that engineering site is installed, simple and efficient, and the ad hoc equipment Installation Modes of having counted has auditory tone cues in the time that installation tamper sensor is correct, after installation, and each defence area installment state note of equipment transmitting apparatus.After equipment alarm, enter the low-power consumption state of alert.When field apparatus recovers under normal circumstances, this audible-visual annunciator still can be repeatedly used, without replacing.
7, native system audible-visual annunciator possesses multichannel defence area function: this audible-visual annunciator is designed to multichannel defence area, and an audible-visual annunciator can connect multiple tamper sensors, can select arbitrarily.4 tunnels can be reached at most, 4 outdoor equipments can be protected simultaneously.
8, the installation of native system sensor can be carried out in the situation that primary system does not have a power failure, adopt magnetic-adsorption method directly by installation of sensors on monitored transformer, firm and improved the accuracy of measuring, not only ensure workmen's safety but also can complete rapidly installation exercise.
9, native system adopts the transmission of gsm wireless mobile communication network signal, has the following advantages:
(1) area coverage is wide, and at present mobile radio communication is in national coverage rate more than 95%, non-backcountry coverage rate almost 100%; (2) long transmission distance, in all case all can establish central station; (3) network reliability is high, good stability, and the ability of anti-natural disturbance is strong on the one hand, and frequency range is special on the other hand, can not be subject to artificial interference; (4) very-long-range communication fee is low, and 50 yuan of notes expenses of main frame estimate that the operating periods are 1 year, and use radiowave, wafts and makes its systems engineering stability be subject to great impact and high investment, high maintenance cost now with through slowly reducing use in the temperature in summer in winter.
Brief description of the drawings
Fig. 1 is the scheme of installation of native system;
Fig. 2 is the front view of native system audible-visual annunciator;
Fig. 3 is the rear view of Fig. 1;
Fig. 4 is the circuit block diagram of audible-visual annunciator.
Embodiment
Below in conjunction with accompanying drawing and by specific embodiment, the invention will be further described, and following examples are descriptive, are not determinate, can not limit protection scope of the present invention with this.
A kind of substation transformer monitor system, comprises audible-visual annunciator, monitoring sensor and computer background management system, and described audible-visual annunciator is fixed on the 3 meters of electric poles in ground, and monitoring sensor adopts magnet adsorption mode to stick on shell of distribution transformer.When monitoring sensor is from shell of distribution transformer takes off, automatically start acoustic scene light crossing-signal and with short message mode, warning message sent on responsible official's mobile phone, dial successively responsible official's mobile phone reminding and check and accept short breath, information is sent to backstage backup, operator on duty is reminded with sound and screen flicker mode in backstage simultaneously.
Described audible-visual annunciator as shown in Figure 2 and Figure 3, comprise housing 15, alarm lamp 8, loudspeaker 10, tamper sensor interface 9, equipment interface 12, SIM card seat 11 and circuit, at the uniform interval of forward, central part of housing, two row's alarm lamps are installed, four jiaos before housing are respectively shaped with a mounting hole 7.The uniform interval of upside after housing is shaped with multiple tamper sensor interfaces, on housing below tamper sensor interface, be shaped with successively SIM card seat and equipment interface, gsm module working station indicator 14 is installed on right side at SIM card seat, at the right side of equipment interface erecting equipment working station indicator 13.Each side installation one loudspeaker after housing, are provided with circuit in enclosure interior.
Described circuit comprises arm processor, storage unit and GSM communication module, and battery is circuit supply, and arm processor is connected with storage unit and GSM communication module I/O respectively.Arm processor can be connected with multiple tamper sensors, is connected respectively with equipment interface by SIM card seat with SIM card and outside pc machine.
This audible-visual annunciator has all increased abundant content from antitheft mode and type of alarm, has adopted built-in mode in antenna processing, has avoided the external hidden danger of bringing in the past.Audible-visual annunciator housing adopts the PCX alloy material of import, can tackle strong external impact; Equipment power supply adopts high-energy battery power supply, without any external power source.Can save a large amount of electric energy (taking the 10KV400KVA transformer of S9 as example, its open circuit loss 1KW nearly).This equipment has met use and antitheft requirement, has distinct individual character and very high practicality.
Described in this audible-visual annunciator advantage is specifically summarized as follows:
1, this audible-visual annunciator burglar alarm mode is varied, selects flexibly:
The type of alarm of this audible-visual annunciator is varied, has the onsite alarming of comprising (and local warning), has again remote alarms.Report to the police and be divided into again high brightness flashing light alarm and high-decibel audible alarm at the scene; Remote alarms can be selected only to report to the police in the mode of SMS and ring for the personnel of receiving a crime report, and also can select to install monitoring backstage, composition centralized monitoring system, convenient management.
2, this acousto-optic alarm structure novelty, safe and reliable:
Adopt independent research, made by the professional mould producer die sinking having wide experience.This audible-visual annunciator housing adopts the PCX alloy material of import, and its intensity can reach 58.8 joules.Housing adds the reinforcement of 5mm around and reinforces.Housing adopts hermetically sealed mode waterproof, pick-proof.Housing degree of protection reaches IP54.This audible-visual annunciator adopts built-in aerial mounting means, adds decomposing prevention circuit.Fundamentally strengthen the barrier propterty of alarm self.
3, the use of this audible-visual annunciator is flexible, networking is convenient:
This audible-visual annunciator can be used alone, and also can networking use.When being used, networking can farthest expand its function.Strengthen management and the device security of outdoor equipment.
4, this audible-visual annunciator is reported to the police accurately, without failing to report, reporting by mistake:
The antitheft triggering mode of this audible-visual annunciator adopts vibrations triggering, anti-theft wire disconnection/short circuit to trigger and tamper sensor triggering mode, anti-theft wire and the mobile tamper sensor of vibrations transformer or disconnection/short circuit transformer, and theft instrument is all reported to the police.This audible-visual annunciator has increased the algorithm of warning intelligent analysis judgement in the generation of reporting to the police and judgement, from getting rid of to greatest extent wrong report, failing to report; In this audible-visual annunciator buying option and production run, strictly purchase, meticulously screen technical grade device.Ensure to greatest extent high reliability and the consistance of audible-visual annunciator.
5, this audible-visual annunciator is without external power source, low-power consumption, and super long standby time:
This audible-visual annunciator power supply aspect adopts the extraordinary aeronautical cell of high-energy low self-discharge, and this audible-visual annunciator of holding state oneself power consumption is not more than 10uA.Guarantee to send 2000 of notes, the standby life-span can reach more than 5 years.
6, this audible-visual annunciator installation, easy to maintenance:
This audible-visual annunciator is installed simple, easy to maintenance.This audible-visual annunciator is that engineering site is installed, simple and efficient, and the ad hoc equipment Installation Modes of having counted has auditory tone cues in the time that installation tamper sensor is correct, after installation, and each defence area installment state note of equipment transmitting apparatus.After equipment alarm, enter the low-power consumption state of alert.When field apparatus recovers under normal circumstances, this audible-visual annunciator still can be repeatedly used, without replacing.
7, this audible-visual annunciator possesses multichannel defence area function:
This audible-visual annunciator is designed to multichannel defence area, and an audible-visual annunciator can connect multiple tamper sensors, can select arbitrarily.4 tunnels can be reached at most, 4 outdoor equipments can be protected simultaneously.
The installation method of this substation transformer monitor system is:
(1) the setting of antitheft information and input: before monitor's telephone number, transformer address and the input of other information contents, first use special usb data downloader to be connected to audible-visual annunciator equipment interface and PC USB interface, see that equipment working state pilot lamp flicker frequency is 5Hz, alarm enters parameter pattern is set, and uses backstage parameter that software is set information is reached to audible-visual annunciator;
(2) supporting fitting is penetrated from audible-visual annunciator front in the mounting hole of audible-visual annunciator both sides;
(3) high pressure fall insurance 1 is opened, confirm in the situation of high and low pressure power-off safety, the antitheft cable 5 of audible-visual annunciator 6 is wound around according to main points shown in Fig. 1, i.e. position shown in circle (transformer suspension ring 2, transformer are installed cross-arm 3 and radiating fin of transformer 4) in figure;
(4) tamper sensor is installed: antitheft cable ends is tamper sensor, install before tamper sensor, first the transformer tank body region of preparing placement tamper sensor is cleared up, without obvious oil stain, without sharp protrusion etc., tamper sensor is adsorbed on to (magnet effect) on casing;
(5) after antitheft cable and tamper sensor installation, by audible-visual annunciator be arranged on transformer upper end, from high pressure close to and hidden electric pole position (being retained in outside high-voltage safety distance);
(6) first SIM card is inserted in SIM card seat, hears that click rattles away, SIM card is in place.By upper and lower two terminals of the jumper cap interventional instrument interface leftmost side, see that equipment relay indicating light flicker frequency is 2.5Hz, audible-visual annunciator enters Installation Modes, tamper sensor inserts audible-visual annunciator tamper sensor interface one by one subsequently, 2S is waited in one of every insertion, have hummer sound 2S, after sound, insert again next.If do not hear that sould illustration tamper sensor is provided with problem, need to reinstall.
(7) after equipment and tamper sensor install, take off jumper cap, waiting facilities sends installation note.
(8) receive after successful installation note, seal SIM card seat with SIM card hole sealed piece.
Native system adopts the transmission of gsm wireless mobile communication network signal, has the following advantages:
(1) area coverage is wide, and at present mobile radio communication is in national coverage rate more than 95%, non-backcountry coverage rate almost 100%.
(2) long transmission distance, in all case all can establish central station.
(3) network reliability is high, good stability, and the ability of anti-natural disturbance is strong on the one hand, and frequency range is special on the other hand, can not be subject to artificial interference.
(4) very-long-range communication fee is low, and 50 yuan of notes expenses of main frame estimate that the operating periods are 1 year, and use radiowave, wafts and makes its systems engineering stability be subject to great impact and high investment, high maintenance cost now with through slowly reducing use in the temperature in summer in winter.
Above-described is only the preferred embodiment of the present invention, it should be pointed out that for the person of ordinary skill of the art, not departing under the prerequisite of inventive concept, can also make some distortion and improvement, and these all belong to protection scope of the present invention.
Claims (6)
1. a substation transformer monitor system, it is characterized in that: comprise audible-visual annunciator, monitoring sensor and computer background management system, described audible-visual annunciator is fixed on the 3 meters of electric poles in ground, monitoring sensor adopts magnet adsorption mode to stick on shell of distribution transformer, when monitoring sensor is from shell of distribution transformer takes off, automatically start acoustic scene light crossing-signal and with short message mode, warning message sent on responsible official's mobile phone, dial successively responsible official's mobile phone reminding and check and accept short breath, information is sent to backstage backup simultaneously, operator on duty is reminded with sound and screen flicker mode in backstage.
2. substation transformer monitor system according to claim 1, it is characterized in that: described audible-visual annunciator comprises housing, alarm lamp, loudspeaker, tamper sensor interface, equipment interface, SIM card seat and circuit, at the uniform interval of forward, central part of housing, two row's alarm lamps are installed, four jiaos before housing are respectively shaped with a mounting hole, the uniform interval of upside after housing is shaped with multiple tamper sensor interfaces, on housing below tamper sensor interface, be shaped with successively SIM card seat and equipment interface, gsm module working station indicator is installed on right side at SIM card seat, at the right side of equipment interface erecting equipment working station indicator, each side installation one loudspeaker after housing, in enclosure interior, circuit is installed.
3. substation transformer monitor system according to claim 2, is characterized in that: described circuit comprises arm processor, storage unit and GSM communication module, and arm processor is connected with storage unit and GSM communication module I/O respectively.
4. substation transformer monitor system according to claim 2, is characterized in that: described audible-visual annunciator housing adopts PCX alloy material, and its intensity reaches 58.8 joules, and housing adds the reinforcement of 5mm around and reinforces.
5. substation transformer monitor system according to claim 2, is characterized in that: described tamper sensor interface is 1～4.
6. the installation method of substation transformer monitor system according to claim 1, step is as follows:
(1) the setting of antitheft information and input: before monitor's telephone number, transformer address and the input of other information contents, first use special usb data downloader to be connected to audible-visual annunciator equipment interface and PC USB interface, see that equipment working state pilot lamp flicker frequency is 5Hz, alarm enters parameter pattern is set, and uses backstage parameter that software is set information is reached to audible-visual annunciator;
(2) supporting fitting is penetrated from audible-visual annunciator front in the mounting hole of audible-visual annunciator both sides;
(3) high pressure fall insurance is opened, confirmed in the situation of high and low pressure power-off safety, the antitheft cable of audible-visual annunciator is installed on cross-arm and radiating fin of transformer and is wound around at transformer suspension ring, transformer successively;
(4) tamper sensor is installed: antitheft cable ends is tamper sensor, install before tamper sensor, first the transformer tank body region of preparing placement tamper sensor is cleared up, without obvious oil stain, without sharp protrusion etc., by tamper sensor by magnet adsorption on casing;
(5) after antitheft cable and tamper sensor installation, by audible-visual annunciator be arranged on transformer upper end, from high pressure close to and hidden electric pole position;
(6) first SIM card is inserted in SIM card seat, hear that click rattles away, SIM card is in place, by upper and lower two terminals of the jumper cap interventional instrument interface leftmost side, see that equipment relay indicating light flicker frequency is 2.5Hz, audible-visual annunciator enters Installation Modes, tamper sensor inserts audible-visual annunciator tamper sensor interface one by one subsequently, 2S is waited in one of every insertion, have hummer sound 2S, after sound, insert again the next one, if do not hear that sould illustration tamper sensor is provided with problem, need to reinstall;
(7) after equipment and tamper sensor install, take off jumper cap, waiting facilities sends installation note;
(8) receive after successful installation note, seal SIM card seat with SIM card hole sealed piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410440223.XA CN104200591B (en) | 2014-09-01 | 2014-09-01 | Distribution transformer monitor system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410440223.XA CN104200591B (en) | 2014-09-01 | 2014-09-01 | Distribution transformer monitor system |
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| Publication Number | Publication Date |
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| CN104200591A true CN104200591A (en) | 2014-12-10 |
| CN104200591B CN104200591B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410440223.XA Active CN104200591B (en) | 2014-09-01 | 2014-09-01 | Distribution transformer monitor system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759701A (en) * | 2016-02-24 | 2016-07-13 | 深圳市纬科信息技术有限公司 | Intelligent magnetic induction tamper alarm method and device |
| CN106597158A (en) * | 2016-12-12 | 2017-04-26 | 上海欧秒电力监测设备有限公司 | Distribution transformer integrated detection device |
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| JP2003141663A (en) * | 2001-10-30 | 2003-05-16 | Toyobo Techno System Center Co Ltd | Remote-monitoring system |
| CN201773460U (en) * | 2010-06-30 | 2011-03-23 | 常州市科能电器有限公司 | Remote anti-theft monitoring system for transformer |
| CN202042024U (en) * | 2011-05-31 | 2011-11-16 | 吉林省电力有限公司白城供电公司 | On-line monitoring and protecting device for transformer |
| CN202049568U (en) * | 2011-04-20 | 2011-11-23 | 中国石化集团胜利石油管理局电力管理总公司 | Prewarning safety device of power transformer |
| CN202929780U (en) * | 2012-11-08 | 2013-05-08 | 上海大乘电气科技有限公司 | Antitheft tracking positioner for transformer |
| CN203232519U (en) * | 2013-04-29 | 2013-10-09 | 国家电网公司 | Antitheft system for distribution transformer |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003141663A (en) * | 2001-10-30 | 2003-05-16 | Toyobo Techno System Center Co Ltd | Remote-monitoring system |
| CN201773460U (en) * | 2010-06-30 | 2011-03-23 | 常州市科能电器有限公司 | Remote anti-theft monitoring system for transformer |
| CN202049568U (en) * | 2011-04-20 | 2011-11-23 | 中国石化集团胜利石油管理局电力管理总公司 | Prewarning safety device of power transformer |
| CN202042024U (en) * | 2011-05-31 | 2011-11-16 | 吉林省电力有限公司白城供电公司 | On-line monitoring and protecting device for transformer |
| CN202929780U (en) * | 2012-11-08 | 2013-05-08 | 上海大乘电气科技有限公司 | Antitheft tracking positioner for transformer |
| CN203232519U (en) * | 2013-04-29 | 2013-10-09 | 国家电网公司 | Antitheft system for distribution transformer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759701A (en) * | 2016-02-24 | 2016-07-13 | 深圳市纬科信息技术有限公司 | Intelligent magnetic induction tamper alarm method and device |
| CN106597158A (en) * | 2016-12-12 | 2017-04-26 | 上海欧秒电力监测设备有限公司 | Distribution transformer integrated detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104200591B (en) | 2016-08-24 |
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