CN104280071B - A kind of fault detection method of oil-immersed power transformer accident warning device - Google Patents
A kind of fault detection method of oil-immersed power transformer accident warning device Download PDFInfo
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- CN104280071B CN104280071B CN201410549897.3A CN201410549897A CN104280071B CN 104280071 B CN104280071 B CN 104280071B CN 201410549897 A CN201410549897 A CN 201410549897A CN 104280071 B CN104280071 B CN 104280071B
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- 230000033228 biological regulation Effects 0.000 claims description 10
- 230000008439 repair process Effects 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 14
- 208000032005 Spinocerebellar ataxia with axonal neuropathy type 2 Diseases 0.000 abstract description 3
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- 239000002828 fuel tank Substances 0.000 description 1
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Abstract
A kind of oil-immersed power transformer accident warning device, including: database server, alarm terminal, application server and handheld terminal.Database server storage has positional information and the maintenance record of each power transformer, conveniently transfers and stores.The alarm terminal being arranged on oil immersed type voltage device end can real-time monitor the fault message of power transformer, and is passed back by the wireless network very first time in the application server of master control room.The positional information of the power transformer broken down inquired about by application server after receiving the fault message of alarm terminal, and sends information on the handheld terminal specified, holds the technical staff of handheld terminal and can grasp fault the very first time position occurs.Handheld terminal can maintenance after, by scan 2 D code information promptly and accurately to master control room application server submit to maintenance record.
Description
Technical field
The present invention relates to the fault detection method of a kind of feeder line fault alarm device.Relate in particular to the fault detection method of a kind of oil-immersed power transformer accident warning device.
Background technology
Power supply grid due to the complexity of load, the fault of electrical network itself, use uncertainty, he the undulatory property causing electrical network is very big.The fluctuation of electrical network not only causes the power quality of user impacted, also easily causes the device damage of electrical network itself.Oil-immersed power transformer is as industrial and mining establishment and one of visual plant in civil buildings power supply-distribution system, and 10 (6) kV or 35kV network voltages are down to the 230/400V busbar voltage that user uses by it.
In prior art, when oil-immersed power transformer run into fault cause stopping power supply time, generally by the position at manual report's fault power transformer place.In the very first time, management platform cannot accurately know that the delay of emergency repair time is caused in the position that fault occurs.After technical staff keeps in repair, need to manually carrying out arrangement and the submission of maintenance report, that causes that maintenance report submits is delayed, and submission flow process is relatively complicated.
Summary of the invention
For this, first technical problem to be solved by this invention is in that have hysteresis quality by manually reporting the position determining the power transformer broken down for repairment, thus proposing a kind of oil-immersed power transformer accident warning device determining that fault power transformer position and speed is fast.
To be solved by this invention second technical problem is that prior art is keeped in repair by technical staff after manually submit maintenance record to, submission flow process is loaded down with trivial details, repair message cannot being fed back in time, submitting to maintenance record conveniently and rapid oil-immersed power transformer accident warning device thus providing a kind of.
For solving above-mentioned technical problem, the technical scheme is that
A kind of oil-immersed power transformer accident warning device, including: database server, alarm terminal, application server and handheld terminal, wherein,
Described database server, storage oil-immersed power transformer positional information and the Position Number information corresponding with this positional information and this oil-immersed power transformer service record information；
Described alarm terminal, it is arranged in oil-immersed power transformer, when oil-immersed power transformer abnormal state being detected, send fault message and Position Number information by wireless network to application server, and on described alarm terminal surface, be provided with the Quick Response Code recording this oil-immersed power transformer position and record has the Quick Response Code of this oil-immersed power transformer correspondence fault message；
Described application server, receive fault message and Position Number information that the transmission of described alarm terminal comes, and inquire about database server by Position Number, identify positional information and the service record information of oil-immersed power transformer, and described fault message and positional information and service record information are sent to the handheld terminal specified by wireless network, receive repair message that handheld terminal sends transmitting to described database server and store；
Handheld terminal, for receiving positional information and the service record information that described application server sends, and show, scanning records the Quick Response Code of this oil-immersed power transformer position, and the data read out are sent to described application server, scanning record has the Quick Response Code of corresponding fault message, and the fault data read out passes through wireless network transmissions extremely described application server.
Described handheld terminal includes:
Trigger device, adopt button to trigger and activate handheld terminal scanning Quick Response Code；
Laser-targeting device, adopts column type laser；
Wireless module, described wireless module supports GSM and WCDMA network, receives the data that described application server sends, and the data transmitted by sending module send to described application server；
Display screen, described display screen adopts color liquid crystal LCD, shows the data that described application server sends and the data message that display scanning Quick Response Code reads；
Two dimension code reading module, farther includes:
Camera lens, is used for catching image in 2 D code；
CMOS plate, is converted into digital signal for the image caught by camera lens and exports；
Output regulation circuit, the digital image signal generated by CMOS plate carries out cutting by the size frame size set and exports；
Decoding processing circuit, stores Quick Response Code decoding algorithm, the image in 2 D code decoding data exported by output regulation circuit；
Sending module, the two-dimensional code data decoded by described decoding processing circuit is sent to described application server by described wireless module.
Described alarm terminal is provided with temperature sensor at the top of oil-tank of described oil-immersed power transformer.
Described alarm terminal is additionally provided with Smoke Sensor in described oil-immersed power transformer upper end.
The fault message that described alarm terminal sends includes:
Temperature is too high；
Smog alarm；
Output voltage is abnormal.
The fault detection method of a kind of oil-immersed power transformer accident warning device, comprises the following steps:
S1: storage oil-immersed power transformer positional information and this oil-immersed power transformer service record information；
S2: when oil-immersed power transformer abnormal state being detected, sends fault message and Position Number information by wireless network to application server；
S3: receive fault message and Position Number information that transmission comes, and the oil-immersed power transformer positional information broken down is inquired about by Position Number, identify positional information and the service record information of oil-immersed power transformer, and described fault message and positional information and service record information are sent to the handheld terminal specified by wireless network；
S4: handheld terminal receives positional information and the service record information that described application server sends, and show, scanning records the Quick Response Code of this oil-immersed power transformer position, and the data read out are sent to described application server, scanning record has the Quick Response Code of corresponding fault message, and the fault data read out passes through wireless network transmissions extremely described application server.
Step S4 also includes:
Trigger and activate handheld terminal scanning Quick Response Code；
Circular aiming light source is presented at body surface；
Catch image in 2 D code；
The image caught by camera lens is converted into digital signal and exports；
The digital image signal of generation is carried out cutting according to by the size frame size set and exports；
Storage Quick Response Code decoding algorithm, the image in 2 D code decoding data that output regulation circuit is exported；
The two-dimensional code data of decoding is sent by wireless module.
Described fault message includes:
Temperature is too high；
Smog alarm；
Output voltage is abnormal.
The technique scheme of the present invention has the advantage that compared to existing technology
1. an oil-immersed power transformer accident warning device, database server stores positional information and the maintenance record of each power transformer, conveniently transfers and stores.The alarm terminal being arranged on oil immersed type voltage device end can real-time monitor the fault message of power transformer, and is passed back by the wireless network very first time in the application server of master control room.The positional information of the power transformer broken down inquired about by application server after receiving the fault message of alarm terminal, and sends information on the handheld terminal specified, holds the technical staff of handheld terminal and can grasp fault the very first time position occurs.Handheld terminal can maintenance after, by scan 2 D code information promptly and accurately to master control room application server submit to maintenance record.
2. the handheld terminal of oil-immersed power transformer accident warning device described in, it is possible to the view data that camera lens obtains is carried out cutting, decreases the memory space shared by view data, accelerates recognition and solves bit rate.Laser-targeting device can form cylindrical sight picture on the Quick Response Code surface that need to scan, and facilitates technical staff to aim at, distinguishes.
3. the alarm terminal of the handheld terminal of oil-immersed power transformer accident warning device described in is provided with temperature and Smoke Sensor can detect temperature anomaly and the on fire and abnormal these three unusual condition of output voltage.
Accompanying drawing explanation
In order to make present disclosure be more likely to be clearly understood, below according to specific embodiments of the invention and in conjunction with accompanying drawing, the present invention is further detailed explanation, wherein
Fig. 1 is the structured flowchart of a kind of oil-immersed power transformer accident warning device of one embodiment of the invention；
Fig. 2 is the structural representation of the handheld terminal of a kind of oil-immersed power transformer accident warning device of one embodiment of the invention；
Fig. 3 is the structural representation of the two dimension code reading module of handheld terminal of the present invention；
Fig. 4 is the flow chart of a kind of oil-immersed power transformer accident warning device fault detection method of one embodiment of the invention.
In figure, accompanying drawing labelling is expressed as: 1 database server；2 alarm terminals；3 application servers；4 handheld terminals；41 trigger device；42 laser-targeting device；43 wireless module；44 display screens；45 two dimension code reading modules；451 camera lenses；452 CMOS plates；453 output regulation circuits；454 decoding processing circuit；455 sending modules；456 housings.
Detailed description of the invention
Embodiment 1
Shown in Figure 1, for a kind of oil-immersed power transformer accident warning device of one embodiment of the invention, including:
At least one described database server 1, adopts hard-disc storage space, storage oil-immersed power transformer positional information and the Position Number information corresponding with this positional information and this oil-immersed power transformer service record information.
Some described alarm terminals 2, including wireless module and Sensor monitoring module, it is arranged in oil-immersed power transformer, when oil-immersed power transformer abnormal state being detected, send fault message and Position Number information to application server 3 by wireless network, and on described alarm terminal 2 surface, be provided with the Quick Response Code recording this oil-immersed power transformer position and record has the Quick Response Code of this oil-immersed power transformer correspondence fault message.
At least one described application server 3, adopt computer computer, receive fault message and Position Number information that the transmission of described alarm terminal comes, and by Position Number inquiry database server 1, identify positional information and the service record information of oil-immersed power transformer, and described fault message and positional information and service record information are sent to the handheld terminal 4 specified by wireless network, after troubleshooting, application server 3 receives repair message that handheld terminal 4 sent by wireless network and transmits to the storage of described database server.
At least one handheld terminal 4, as shown in Figure 2, there is positional information and service record information that wireless module 43 sends for receiving described application server, and show, scanning records the Quick Response Code of this oil-immersed power transformer position, and the data transmission extremely described application server 3 that will read out, scanning record has the Quick Response Code of corresponding fault message, and the fault data read out passes through wireless network transmissions extremely described application server 3.
The database server of this system stores positional information and the maintenance record of each power transformer, conveniently transfers and stores.The alarm terminal being arranged on oil immersed type voltage device end can real-time monitor the fault message of power transformer, and is passed back by the wireless network very first time in the application server of master control room.The positional information of the power transformer broken down inquired about by application server after receiving the fault message of alarm terminal, and sends information on the handheld terminal specified, holds the technical staff of handheld terminal and can grasp fault the very first time position occurs.Handheld terminal can maintenance after, by scan 2 D code information promptly and accurately to master control room application server submit to maintenance record.
Embodiment 2
As in figure 2 it is shown, as one embodiment of the present of invention, on the basis of above-described embodiment 1, described handheld terminal includes:
Trigger device 41, adopt the structure that button triggers, triggered by depresses button and activate handheld terminal scanning Quick Response Code.
Laser-targeting device 42, adopts column type red or green laser, can form cylindrical speck at scanning body surface, conveniently aims at and read.
Wireless module 43, described wireless module is 3G network signaling module, supports GSM and WCDMA network, receives the data that described application server 3 sends, and the data transmitted by sending module are sent to described application server 3 by wireless data packet.
Display screen 44, described display screen adopts color liquid crystal LCD, shows the data that described application server 3 sends and the data message that display scanning Quick Response Code reads.
Two dimension code reading module 45, as it is shown on figure 3, farther include:
Housing 456；Construction package as fixing each element.
Camera lens 451, is used for catching image in 2 D code.
CMOS plate 452, for comprising the PCB of cmos image sensing chip, described cmos image sensing chip adopts company of Micron Technology model to be the monochrome image sensor of MT9V022, is converted into digital signal for the image caught by camera lens and exports.
Output regulation circuit 453, the digital image signal generated by CMOS plate carries out cutting by the size frame size set and exports.Size frame is sized to the area of the digital map inconocenter percentage 75 got, by remaining percentage 25 image-erasing.This sampled images size becomes original percentage 75, improves solution bit rate.
Decoding processing circuit 454, stores Quick Response Code decoding algorithm, the image in 2 D code decoding data exported by output regulation circuit, and the Quick Response Code that the present embodiment adopts is QR code.
Sending module 455, the two-dimensional code data decoded by described decoding process chip is sent to described wireless module by flexible printer circuit line.
The handheld terminal of described immersion Power Transformer Faults alarm device, it is possible to the view data that camera lens obtains is carried out cutting, decreases the memory space shared by view data, accelerates recognition and solves bit rate.Laser-targeting device can form cylindrical sight picture on the Quick Response Code surface that need to scan, and facilitates technical staff to aim at, distinguishes.
Embodiment 3
As one embodiment of the present of invention, on the basis of above-described embodiment 2, described alarm terminal is provided with temperature sensor at the top of oil-tank of described oil-immersed power transformer, for detecting the oil temperature in fuel tank.Described alarm terminal is additionally provided with Smoke Sensor in described oil-immersed power transformer upper end, for detecting the smog change of oil-immersed power transformer self and working environment.
Embodiment 4
As one embodiment of the present of invention, on the basis of above-described embodiment 3, the fault message that described alarm terminal sends includes:
Temperature is too high；
Smog alarm；
Output voltage is abnormal
Embodiment 5
Shown in Figure 4, for the fault detection method of a kind of oil-immersed power transformer accident warning device of one embodiment of the invention, the method comprises the following steps:
S1: store oil-immersed power transformer positional information and the Position Number information corresponding with this positional information and this oil-immersed power transformer service record information.
S2: when oil-immersed power transformer abnormal state being detected, sends fault message and Position Number information by wireless network to application server.
S3: receive fault message and Position Number information that transmission comes, and the oil-immersed power transformer positional information broken down is inquired about by Position Number, identify positional information and the service record information of oil-immersed power transformer, and described fault message and positional information and service record information are sent to the handheld terminal specified by wireless network.
S4: handheld terminal receives positional information and the service record information that described application server sends, and show, scanning records the Quick Response Code of this oil-immersed power transformer position, and the data read out are sent to described application server, after maintenance, the image in 2 D code information that in scanning work handbook, each fault is corresponding, and the fault data read out is passed through wireless network transmissions extremely described application server.
Embodiment 6
As one embodiment of the present of invention, on the basis of above-described embodiment 5, described step S4 also includes:
Trigger and activate handheld terminal scanning Quick Response Code.
Circular aiming light source is presented at body surface.
Catch complete image in 2 D code.
The image caught by camera lens is converted into digital signal and exports.
The digital map signal of generation is carried out cutting according to by the size frame size set and exported, and size frame is sized to the area of the digital map inconocenter percentage 75 got, by remaining percentage 25 image-erasing.This sampled images size becomes original percentage 75, improves solution bit rate.
Storage Quick Response Code decoding algorithm, the image in 2 D code decoding data that output regulation circuit is exported.
The two-dimensional code data of decoding is sent by wireless module.
Embodiment 7
As one embodiment of the present of invention, on the basis of above-described embodiment 6, described fault message includes:
Temperature is too high；
Smog alarm；
Output voltage is abnormal.
Obviously, above-described embodiment is only for clearly demonstrating example, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive.And the apparent change thus extended out or variation are still among the protection domain of the invention.
Claims (1)
1. the fault detection method of an oil-immersed power transformer accident warning device, it is characterised in that this oil-immersed power transformer accident warning device includes: database server, alarm terminal, application server and handheld terminal, wherein,
Described database server, storage oil-immersed power transformer positional information and the Position Number information corresponding with this positional information and this oil-immersed power transformer service record information；
Described alarm terminal, it is arranged in oil-immersed power transformer, when oil-immersed power transformer abnormal state being detected, send fault message and Position Number information by wireless network to application server, and on described alarm terminal surface, be provided with the Quick Response Code recording this oil-immersed power transformer position and record has the Quick Response Code of this oil-immersed power transformer correspondence fault message；
Described application server, receive fault message and Position Number information that the transmission of described alarm terminal comes, and inquire about database server by Position Number, identify positional information and the service record information of oil-immersed power transformer, and described fault message and positional information and service record information are sent to the handheld terminal specified by wireless network, receive repair message that handheld terminal sends transmitting to described database server and store；
Handheld terminal, for receiving positional information and the service record information that described application server sends, and show, scanning records the Quick Response Code of this oil-immersed power transformer position, and the data read out are sent to described application server, scanning record has the Quick Response Code of corresponding fault message, and the fault data read out passes through wireless network transmissions extremely described application server；
Described handheld terminal includes:
Trigger device, adopt button to trigger and activate handheld terminal scanning Quick Response Code；
Laser-targeting device, adopts column type laser；
Wireless module, described wireless module supports GSM and WCDMA network, receives the data that described application server sends, and the data transmitted by sending module send to described application server；
Display screen, described display screen adopts color liquid crystal LCD, shows the data that described application server sends and the data message that display scanning Quick Response Code reads；
Two dimension code reading module, farther includes:
Camera lens, is used for catching image in 2 D code；
CMOS plate, is converted into digital signal for the image caught by camera lens and exports；
Output regulation circuit, the digital image signal generated by CMOS plate carries out cutting by the size frame size set and exports；
Decoding processing circuit, stores Quick Response Code decoding algorithm, the image in 2 D code decoding data exported by output regulation circuit；
Sending module, the two-dimensional code data decoded by described decoding processing circuit is sent to described application server by described wireless module；
Described alarm terminal is provided with temperature sensor at the top of oil-tank of described oil-immersed power transformer；
Described alarm terminal is additionally provided with Smoke Sensor in described oil-immersed power transformer upper end；
This fault detection method comprises the following steps:
S1: storage oil-immersed power transformer positional information and this oil-immersed power transformer service record information；
S2: when oil-immersed power transformer abnormal state being detected, sends fault message and Position Number information by wireless network to application server；
S3: receive fault message and Position Number information that transmission comes, and the oil-immersed power transformer positional information broken down is inquired about by Position Number, identify positional information and the service record information of oil-immersed power transformer, and described fault message and positional information and service record information are sent to the handheld terminal specified by wireless network；
S4: handheld terminal receives positional information and the service record information that described application server sends, and show, scanning records the Quick Response Code of this oil-immersed power transformer position, and the data read out are sent to described application server, scanning record has the Quick Response Code of corresponding fault message, and the fault data read out is passed through wireless network transmissions to described application server, it specifically includes following steps:
Trigger and activate handheld terminal scanning Quick Response Code；
Circular aiming light source is presented at body surface；
Catch image in 2 D code；
The image caught by camera lens is converted into digital signal and exports；
The digital image signal of generation is carried out cutting according to by the size frame size set and exports；
Storage Quick Response Code decoding algorithm, the image in 2 D code decoding data that output regulation circuit is exported；
The two-dimensional code data of decoding is sent by wireless module.
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| CN201410549897.3A CN104280071B (en) | 2014-10-16 | 2014-10-16 | A kind of fault detection method of oil-immersed power transformer accident warning device |
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| TWI617108B (en) * | 2016-12-08 | 2018-03-01 | Judgment system for transformer operation status in power supply network |
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| CN104717097A (en) * | 2015-04-01 | 2015-06-17 | 国家电网公司 | System and method for fault detection |
| CN109426864A (en) * | 2017-08-16 | 2019-03-05 | 许继集团有限公司 | A kind of charging pile operational system |
| CN111817440B (en) * | 2020-07-07 | 2022-01-14 | 广东电网有限责任公司梅州供电局 | Transformer monitoring method and device |
| CN112345531B (en) * | 2020-10-19 | 2024-04-09 | 国网安徽省电力有限公司电力科学研究院 | Transformer fault detection method based on bionic robot fish |
| CN115563528B (en) * | 2022-11-25 | 2023-04-18 | 四川飞宇电力股份有限公司 | Transformer maintenance equipment control method, electronic equipment and medium |
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