CN105607030A - Power user onsite electric energy meter fault automatic detection method - Google Patents
Power user onsite electric energy meter fault automatic detection method Download PDFInfo
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- CN105607030A CN105607030A CN201610062050.1A CN201610062050A CN105607030A CN 105607030 A CN105607030 A CN 105607030A CN 201610062050 A CN201610062050 A CN 201610062050A CN 105607030 A CN105607030 A CN 105607030A
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- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000007689 inspection Methods 0.000 claims description 30
- 238000004891 communication Methods 0.000 claims description 24
- 230000004044 response Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims description 3
- 238000012937 correction Methods 0.000 claims description 3
- 230000007257 malfunction Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 abstract description 6
- 230000037431 insertion Effects 0.000 abstract description 6
- 230000001960 triggered effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
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Abstract
The invention relates to a power user onsite electric energy meter fault automatic detection method. The method comprises the following steps: 1, arranging one card slot in the side wall of an electric energy meter, installing a card insertion apparatus at the lower side wall of the card slot, and ejecting the card insertion apparatus from the card slot; 2, placing an SD card loaded with a fault detection system into the card insertion apparatus, and pushing the card insertion apparatus into the card slot for clamping connection and fixation; 3, a first contact at the side wall of the card slot and a second contact at the side wall of the SD card being in contact, at the same time, a microcontroller in the SD card sending control signals to a switch diverter module in the electric energy meter through the first contact and the second contact; and 4, the switch diverter module in the electric energy meter switching the working mode of the electric energy meter into a self-check mode, and the electric energy meter performs self-check through the self-check mode. According to the invention, the card slot is arranged on the electric energy meter, the SD card is inserted into the card slot, the self-check mode of the electric energy meter is triggered, while the electric energy meter performs the self-check, the function of the SD card is also detected, and the operation is quite convenient.
Description
Technical field
The present invention relates to a kind of method of power consumer Site Detection electrical energy meter fault, be specifically related to a kind of power consumer field electric energy table failure automatic detection method.
Background technology
Along with the sustainable development of China's intelligent grid, electric energy detection staff need to be in reading the electricity consumption of custom power equipment, needs first electric energy meter to be carried out to self-inspection, in case electrical energy meter fault causes error in reading. Existing electrical energy meter fault process of self-test is more loaded down with trivial details, is not well positioned to meet staff's demand. And the detection data that obtain need data wire to derive, and complex operation, causes work about electric power personnel's inefficiency.
Summary of the invention
Technical problem to be solved by this invention is for the deficiencies in the prior art, and a kind of power consumer field electric energy table failure automatic detection method is provided.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of power consumer field electric energy table failure automatic detection method, comprises the following steps:
1) on a sidewall of electric energy meter, offer a draw-in groove, in the lower wall of draw-in groove, prefabricated card-inserting device is installed, prefabricated card-inserting device is ejected in draw-in groove;
2) the SD card that is mounted with fault detection system is placed in described prefabricated card-inserting device, and prefabricated card-inserting device is pushed in described draw-in groove and connected and fixed;
3) the first contact on described draw-in groove upper side wall contacts with the second contact on described SD card one sidewall, and the microcontroller in SD card sends a control signal to the switching over module in electric energy meter by the first contact and the second contact simultaneously;
4) mode of operation of described electric energy meter is switched to Auto-Sensing Mode by the switching over module in electric energy meter, and described electric energy meter carries out self-inspection by Auto-Sensing Mode;
The self checking method of described electric energy meter comprises the following steps:
1. electric energy meter carries out power module self-inspection, a voltage-contrast threshold interval is set in power module, then the voltage of the preset in the power sense circuit in power module detects, whether the magnitude of voltage that detects of judgement carries out in voltage-contrast threshold interval, if power module is working properly, if do not reporting to the police by the buzzer being arranged on electric energy meter, the while is at the printed words of the demonstration screen display " power failure " of electric energy meter;
2. after power module self-inspection finishes, electric energy meter carries out metering module self-inspection, reads in metering module and deposits parameter, then will deposit parameter and carry out double byte summation, and by the data-conversion after summation and the correction data comparison of metering module storage, thereby judge that whether metering module is normal; If normal, metering module is normally worked, if undesired, the buzzer by equipment on electric energy meter is reported to the police, and the while is at the printed words of the demonstration screen display " metering fault " of electric energy meter;
3. after metering module self-inspection finishes, electric energy meter carries out control module self-inspection, and the CPU in electric energy meter sends control command to electric energy meter warning lamp, controls warning lamp flicker different colours, then detects the status color of warning lamp, judges that whether control module is normal; If normal, proceed to next selftest module; If undesired, to report to the police by the buzzer being arranged on electric energy meter, the while is at the printed words of the demonstration screen display " controller failure " of electric energy meter;
4. after controller self-inspection finishes, electric energy meter carries out the detection of SD card, and the reserved data district that inserts the each subregion in the SD card in draw-in groove is carried out to read-write operation, judges whether SD card and communication bus thereof normally work;
5. after the self-inspection of SD card finishes, electric energy meter carries out communication module self-inspection, electric energy meter sends communication command to outer signal by communication module and receives transmitting checkout gear, signal receives after transmitting checkout gear is received instruction and replys response signal, and electric energy meter receives response signal and judges that communication module is normal in transmission response signal 2.5s; If do not receive response signal, report to the police by the buzzer being arranged on electric energy meter, simultaneously the printed words of the demonstration screen display " communication failure " on electric energy meter.
The invention has the beneficial effects as follows: the present invention, by offer draw-in groove on electric energy meter, inserts in draw-in groove by SD card, triggers the Auto-Sensing Mode of electric energy meter, and electric energy meter, in self-inspection, also detects the function of SD card, very convenient; And the insertion of SD card also makes the detection data autostore of electric energy meter in SD card, do not need data wire to derive, only SD card need to be taken out to the power information that just can obtain user, facilitate the processing of carrying of user power utilization information.
On the basis of technique scheme, the present invention can also do following improvement.
Further, the one side that described prefabricated card-inserting device exposes from described draw-in groove is provided with warning lamp, and in the time that SD card and communication bus thereof are normally worked, described warning lamp shows green; In the time of SD card or its communication bus cisco unity malfunction, described warning lamp shows red.
Further, on described electric energy meter lateral wall, the surrounding of draw-in groove is provided with groove lid, and the notch periphery of one end of described groove lid and described draw-in groove is rotationally connected, the notch clamping of its other end and described draw-in groove, and described groove lid can shelter from the notch of described draw-in groove.
Further, the memory capacity of described SD card is 8G or 16G or 32G or 64G.
Detailed description of the invention
A kind of power consumer field electric energy table failure automatic detection method of the present embodiment, comprises the following steps:
1) on a sidewall of electric energy meter, offer a draw-in groove, in the lower wall of draw-in groove, prefabricated card-inserting device is installed, prefabricated card-inserting device is ejected in draw-in groove;
2) the SD card that is mounted with fault detection system is placed in described prefabricated card-inserting device, and prefabricated card-inserting device is pushed in described draw-in groove and connected and fixed;
3) the first contact on described draw-in groove upper side wall contacts with the second contact on described SD card one sidewall, and the microcontroller in SD card sends a control signal to the switching over module in electric energy meter by the first contact and the second contact simultaneously;
4) mode of operation of described electric energy meter is switched to Auto-Sensing Mode by the switching over module in electric energy meter, and described electric energy meter carries out self-inspection by Auto-Sensing Mode;
The self checking method of described electric energy meter comprises the following steps:
1. electric energy meter carries out power module self-inspection, a voltage-contrast threshold interval is set in power module, then the voltage of the preset in the power sense circuit in power module detects, whether the magnitude of voltage that detects of judgement carries out in voltage-contrast threshold interval, if power module is working properly, if do not reporting to the police by the buzzer being arranged on electric energy meter, the while is at the printed words of the demonstration screen display " power failure " of electric energy meter;
2. after power module self-inspection finishes, electric energy meter carries out metering module self-inspection, reads in metering module and deposits parameter, then will deposit parameter and carry out double byte summation, and by the data-conversion after summation and the correction data comparison of metering module storage, thereby judge that whether metering module is normal; If normal, metering module is normally worked, if undesired, the buzzer by equipment on electric energy meter is reported to the police, and the while is at the printed words of the demonstration screen display " metering fault " of electric energy meter;
3. after metering module self-inspection finishes, electric energy meter carries out control module self-inspection, and the CPU in electric energy meter sends control command to electric energy meter warning lamp, controls warning lamp flicker different colours, then detects the status color of warning lamp, judges that whether control module is normal; If normal, proceed to next selftest module; If undesired, to report to the police by the buzzer being arranged on electric energy meter, the while is at the printed words of the demonstration screen display " controller failure " of electric energy meter;
4. after controller self-inspection finishes, electric energy meter carries out the detection of SD card, and the reserved data district that inserts the each subregion in the SD card in draw-in groove is carried out to read-write operation, judges whether SD card and communication bus thereof normally work;
5. after the self-inspection of SD card finishes, electric energy meter carries out communication module self-inspection, electric energy meter sends communication command to outer signal by communication module and receives transmitting checkout gear, signal receives after transmitting checkout gear is received instruction and replys response signal, and electric energy meter receives response signal and judges that communication module is normal in transmission response signal 2.5s; If do not receive response signal, report to the police by the buzzer being arranged on electric energy meter, simultaneously the printed words of the demonstration screen display " communication failure " on electric energy meter.
The present invention, by offer draw-in groove on electric energy meter, inserts in draw-in groove by SD card, triggers the Auto-Sensing Mode of electric energy meter, and electric energy meter, in self-inspection, also detects the function of SD card, very convenient; And the insertion of SD card also makes the detection data autostore of electric energy meter in SD card, do not need data wire to derive, only SD card need to be taken out to the power information that just can obtain user, facilitate the processing of carrying of user power utilization information.
The one side that described prefabricated card-inserting device exposes from described draw-in groove is provided with warning lamp, and in the time that SD card and communication bus thereof are normally worked, described warning lamp shows green; In the time of SD card or its communication bus cisco unity malfunction, described warning lamp shows red. By be provided with warning lamp on prefabricated card-inserting device, can play reminding effect to electric energy detection staff.
On described electric energy meter lateral wall, the surrounding of draw-in groove is provided with groove lid, and the notch periphery of one end of described groove lid and described draw-in groove is rotationally connected, the notch clamping of its other end and described draw-in groove, and described groove lid can shelter from the notch of described draw-in groove. By groove lid is set, can work as electric energy meter no time, the notch of draw-in groove is sheltered from, avoid entering dust and other impurities.
The memory capacity of described SD card is 8G or 16G or 32G or 64G.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (4)
1. a power consumer field electric energy table failure automatic detection method, is characterized in that, comprises the following steps:
1) on a sidewall of electric energy meter, offer a draw-in groove, in the lower wall of draw-in groove, prefabricated card-inserting device is installed, prefabricated card-inserting device is ejected in draw-in groove;
2) the SD card that is mounted with fault detection system is placed in described prefabricated card-inserting device, and prefabricated card-inserting device is pushed in described draw-in groove and connected and fixed;
3) the first contact on described draw-in groove upper side wall contacts with the second contact on described SD card one sidewall, and the microcontroller in SD card sends a control signal to the switching over module in electric energy meter by the first contact and the second contact simultaneously;
4) mode of operation of described electric energy meter is switched to Auto-Sensing Mode by the switching over module in electric energy meter, and described electric energy meter carries out self-inspection by Auto-Sensing Mode;
The self checking method of described electric energy meter comprises the following steps:
1. electric energy meter carries out power module self-inspection, a voltage-contrast threshold interval is set in power module, then the voltage of the preset in the power sense circuit in power module detects, whether the magnitude of voltage that detects of judgement carries out in voltage-contrast threshold interval, if power module is working properly, if do not reporting to the police by the buzzer being arranged on electric energy meter, the while is at the printed words of the demonstration screen display " power failure " of electric energy meter;
2. after power module self-inspection finishes, electric energy meter carries out metering module self-inspection, reads in metering module and deposits parameter, then will deposit parameter and carry out double byte summation, and by the data-conversion after summation and the correction data comparison of metering module storage, thereby judge that whether metering module is normal; If normal, metering module is normally worked, if undesired, the buzzer by equipment on electric energy meter is reported to the police, and the while is at the printed words of the demonstration screen display " metering fault " of electric energy meter;
3. after metering module self-inspection finishes, electric energy meter carries out control module self-inspection, and the CPU in electric energy meter sends control command to electric energy meter warning lamp, controls warning lamp flicker different colours, then detects the status color of warning lamp, judges that whether control module is normal; If normal, proceed to next selftest module; If undesired, to report to the police by the buzzer being arranged on electric energy meter, the while is at the printed words of the demonstration screen display " controller failure " of electric energy meter;
4. after controller self-inspection finishes, electric energy meter carries out the detection of SD card, and the reserved data district that inserts the each subregion in the SD card in draw-in groove is carried out to read-write operation, judges whether SD card and communication bus thereof normally work;
5. after the self-inspection of SD card finishes, electric energy meter carries out communication module self-inspection, electric energy meter sends communication command to outer signal by communication module and receives transmitting checkout gear, signal receives after transmitting checkout gear is received instruction and replys response signal, and electric energy meter receives response signal and judges that communication module is normal in transmission response signal 2.5s; If do not receive response signal, report to the police by the buzzer being arranged on electric energy meter, simultaneously the printed words of the demonstration screen display " communication failure " on electric energy meter.
2. a kind of power consumer field electric energy table failure automatic detection method according to claim 1; it is characterized in that; the one side that described prefabricated card-inserting device exposes from described draw-in groove is provided with warning lamp, and in the time that SD card and communication bus thereof are normally worked, described warning lamp shows green; In the time of SD card or its communication bus cisco unity malfunction, described warning lamp shows red.
3. a kind of power consumer field electric energy table failure automatic detection method according to claim 2, it is characterized in that, on described electric energy meter lateral wall, the surrounding of draw-in groove is provided with groove lid, the notch periphery of one end of described groove lid and described draw-in groove is rotationally connected, the notch clamping of its other end and described draw-in groove, described groove lid can shelter from the notch of described draw-in groove.
4. according to a kind of power consumer field electric energy table failure automatic detection method described in claim 1-3 any one, it is characterized in that, the memory capacity of described SD card is 8G or 16G or 32G or 64G.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610062050.1A CN105607030B (en) | 2016-01-29 | 2016-01-29 | A kind of power consumer on-site electric energy meter fault automatic testing method |
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| CN201610062050.1A CN105607030B (en) | 2016-01-29 | 2016-01-29 | A kind of power consumer on-site electric energy meter fault automatic testing method |
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| CN105607030B CN105607030B (en) | 2016-10-05 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703476A (en) * | 2017-10-30 | 2018-02-16 | 深圳市江机实业有限公司 | A kind of method for carrying out three-phase intelligent electric-energy meter fault self-checking in erecting bed |
| CN108152781A (en) * | 2017-11-28 | 2018-06-12 | 国网湖南省电力有限公司 | A kind of electric energy measuring equipment field failure detection method and system |
| CN110987129A (en) * | 2019-12-08 | 2020-04-10 | 怀化学院 | Ultrasonic intelligent water meter fault self-checking and processing system and method |
| CN113076532A (en) * | 2021-03-25 | 2021-07-06 | 三未信安科技股份有限公司 | Self-diagnostic PCI password card |
| CN113917385A (en) * | 2021-08-30 | 2022-01-11 | 中国电力科学研究院有限公司 | Self-detection method and system for electric energy meter |
| CN113933776A (en) * | 2021-08-31 | 2022-01-14 | 宁波三星智能电气有限公司 | Automatic analysis processing method, medium and equipment for data integrity rate of metering system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703476A (en) * | 2017-10-30 | 2018-02-16 | 深圳市江机实业有限公司 | A kind of method for carrying out three-phase intelligent electric-energy meter fault self-checking in erecting bed |
| CN108152781A (en) * | 2017-11-28 | 2018-06-12 | 国网湖南省电力有限公司 | A kind of electric energy measuring equipment field failure detection method and system |
| CN110987129A (en) * | 2019-12-08 | 2020-04-10 | 怀化学院 | Ultrasonic intelligent water meter fault self-checking and processing system and method |
| CN113076532A (en) * | 2021-03-25 | 2021-07-06 | 三未信安科技股份有限公司 | Self-diagnostic PCI password card |
| CN113076532B (en) * | 2021-03-25 | 2024-04-12 | 三未信安科技股份有限公司 | PCI cipher card for self-diagnosis |
| CN113917385A (en) * | 2021-08-30 | 2022-01-11 | 中国电力科学研究院有限公司 | Self-detection method and system for electric energy meter |
| CN113933776A (en) * | 2021-08-31 | 2022-01-14 | 宁波三星智能电气有限公司 | Automatic analysis processing method, medium and equipment for data integrity rate of metering system |
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| CN105607030B (en) | 2016-10-05 |
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Inventor after: Zhang Bo Inventor after: Fu Zhen Inventor after: Chi Yan Inventor after: Xu Enjun Inventor after: Cao Hongliang Inventor after: Sun Lin Inventor after: Zhu Lei Inventor after: Zhang Feng Inventor after: Jiao Pengpeng Inventor after: Qiu Minghui Inventor after: Zong Li Inventor after: Yang Liangliang Inventor after: Zhang Dong Inventor after: Li Junjie Inventor after: Zhang Cheng Inventor after: Zhang Zhiguo Inventor after: Dong Dong Inventor after: Cai Feng Inventor after: Zhang Wenzhong Inventor after: Xu Peipei Inventor before: Zhang Bo Inventor before: Zhang Zhiguo Inventor before: Dong Dong Inventor before: Cai Feng Inventor before: Zhang Wenzhong Inventor before: Xu Peipei Inventor before: Fu Zhen |
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Effective date of registration: 20160829 Address after: 100032 West Chang'an Avenue, Beijing, No. 86, No. Applicant after: State Grid Corporation of China Applicant after: GAOQING POWER SUPPLY COMPANY, STATE GRID SHANDONG ELECTRIC POWER COMPANY Address before: 256300 No. 2, building 1, building 8, Qingcheng Road, Gaoqing County, Shandong, Zibo, 501 Applicant before: Zhang Bo |
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Granted publication date: 20161005 Termination date: 20190129 |
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