CN105607030B - A kind of power consumer on-site electric energy meter fault automatic testing method - Google Patents
A kind of power consumer on-site electric energy meter fault automatic testing method Download PDFInfo
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- CN105607030B CN105607030B CN201610062050.1A CN201610062050A CN105607030B CN 105607030 B CN105607030 B CN 105607030B CN 201610062050 A CN201610062050 A CN 201610062050A CN 105607030 B CN105607030 B CN 105607030B
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- 238000012360 testing method Methods 0.000 title claims abstract description 12
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- 230000004044 response Effects 0.000 claims description 9
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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 present invention relates to a kind of power consumer on-site electric energy meter fault automatic testing method, comprise the following steps: 1) on a sidewall of electric energy meter, offer a draw-in groove, the lower wall of draw-in groove is installed prefabricated card-inserting device, prefabricated card-inserting device is ejected in draw-in groove；2) the SD card that will be loaded with fault detection system is placed in prefabricated card-inserting device, and in prefabricated card-inserting device is pushed draw-in groove and connect and fix；3) the first contact on draw-in groove upper side wall and the second contact on SD card one sidewall, the microcontroller in SD card sends a control signal to the switch handover module in electric energy meter by the first contact and the second contact simultaneously；4) mode of operation of electric energy meter is switched to Auto-Sensing Mode by the switch handover module in electric energy meter, and electric energy meter carries out self-inspection by Auto-Sensing Mode；The present invention, by offering 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 the function of SD card, while self-inspection, is also detected by electric energy meter, very convenient.
Description
Technical field
A kind of method that the present invention relates to power consumer Site Detection electrical energy meter fault, is specifically related to a kind of power consumer on-site electric energy meter fault automatic testing method.
Background technology
Along with the sustainable development of China's intelligent grid, electric energy detection staff needs reading custom power equipment electricity consumption when, needs first electric energy meter to be carried out self-inspection, in case electrical energy meter fault causes error in reading.Existing electrical energy meter fault process of self-test is comparatively laborious, it is impossible to well meet the demand of staff.And the detection data obtained need data wire to derive, complex operation, causes the inefficiency of work about electric power personnel.
Summary of the invention
The technical problem to be solved is for the deficiencies in the prior art, it is provided that a kind of power consumer on-site electric energy meter fault automatic testing method.
The technical scheme is that a kind of power consumer on-site electric energy meter fault automatic testing method, comprise the following steps:
1) on a sidewall of electric energy meter, offer a draw-in groove, the lower wall of draw-in groove is installed prefabricated card-inserting device, prefabricated card-inserting device is ejected in draw-in groove；
2) the SD card that will be loaded with fault detection system is placed in described prefabricated card-inserting device, and in prefabricated card-inserting device is pushed described draw-in groove and connect and fix；
3) the first contact on described draw-in groove upper side wall and the second contact on described SD card one sidewall, the microcontroller in SD card sends a control signal to the switch handover 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 switch handover 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, one voltage-contrast threshold interval is set in power module, then the voltage of the preset in the power sense circuit in power module detects, judge that the magnitude of voltage detected is made whether in voltage-contrast threshold interval, if, power module is working properly, if not existing, reported to the police by the buzzer being arranged on electric energy meter, simultaneously at the printed words of display screen display " power failure " of electric energy meter；
2. after power module self-inspection terminates, 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 the correction data that the data-conversion after summation stores with metering module compared, thus judge that metering module is the most normal；If normal, metering module normally works, if abnormal, is reported to the police by equipment buzzer on electric energy meter, simultaneously at the printed words of display screen display " metering fault " of electric energy meter；
3. after metering module self-inspection terminates, electric energy meter is controlled module self-inspection, the CPU transmitting control commands in electric energy meter to electric energy meter warning lamp, controls warning lamp flicker different colours, then detects the status color of warning lamp, it is judged that control module is the most normal；If normal, proceed to next selftest module；If abnormal, reported to the police by the buzzer being arranged on electric energy meter, simultaneously at the printed words of display screen display " controller failure " of electric energy meter；
4. after controller self-inspection terminates, electric energy meter carries out the detection of SD card, the reserved data district of each subregion in the SD card inserted in draw-in groove is written and read operation, it is judged that SD card and communication bus thereof the most normally work；
5. after the self-inspection of SD card terminates, electric energy meter carries out communication module self-inspection, electric energy meter sends communication command to outer signal by communication module and receives transmitting detection device, signal receives to launch after detection device receives instruction replys response signal, and electric energy meter receives response signal in sending response signal 2.5s and then judges that communication module is normal；If being not received by responding signal, then the buzzer by being arranged on electric energy meter is reported to the police, simultaneously the printed words of the display screen display " communication failure " on electric energy meter.
The invention has the beneficial effects as follows: the present invention, by offering 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 the function of SD card, while self-inspection, is also detected by electric energy meter, very convenient；And the insertion of SD card also makes the detection data of electric energy meter be automatically stored in SD card, it is not necessary to data wire is derived, it is only necessary to SD card takes out the power information that can be obtained by user, facilitates the process carried 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, when SD card and communication bus thereof normally work, and described warning lamp display green;When SD card or its communication bus cisco unity malfunction, described warning lamp display redness.
Further, on described electric energy meter lateral wall draw-in groove be provided around groove lid, one end of described groove lid is rotationally connected with the notch periphery of described draw-in groove, and the notch clamping of its other end and described draw-in groove, the notch of described draw-in groove can be sheltered from by described groove lid.
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 on-site electric energy meter fault automatic testing method of the present embodiment, comprises the following steps:
1) on a sidewall of electric energy meter, offer a draw-in groove, the lower wall of draw-in groove is installed prefabricated card-inserting device, prefabricated card-inserting device is ejected in draw-in groove；
2) the SD card that will be loaded with fault detection system is placed in described prefabricated card-inserting device, and in prefabricated card-inserting device is pushed described draw-in groove and connect and fix；
3) the first contact on described draw-in groove upper side wall and the second contact on described SD card one sidewall, the microcontroller in SD card sends a control signal to the switch handover 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 switch handover 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, one voltage-contrast threshold interval is set in power module, then the voltage of the preset in the power sense circuit in power module detects, judge that the magnitude of voltage detected is made whether in voltage-contrast threshold interval, if, power module is working properly, if not existing, reported to the police by the buzzer being arranged on electric energy meter, simultaneously at the printed words of display screen display " power failure " of electric energy meter；
2. after power module self-inspection terminates, 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 the correction data that the data-conversion after summation stores with metering module compared, thus judge that metering module is the most normal；If normal, metering module normally works, if abnormal, is reported to the police by equipment buzzer on electric energy meter, simultaneously at the printed words of display screen display " metering fault " of electric energy meter；
3. after metering module self-inspection terminates, electric energy meter is controlled module self-inspection, the CPU transmitting control commands in electric energy meter to electric energy meter warning lamp, controls warning lamp flicker different colours, then detects the status color of warning lamp, it is judged that control module is the most normal；If normal, proceed to next selftest module；If abnormal, reported to the police by the buzzer being arranged on electric energy meter, simultaneously at the printed words of display screen display " controller failure " of electric energy meter；
4. after controller self-inspection terminates, electric energy meter carries out the detection of SD card, the reserved data district of each subregion in the SD card inserted in draw-in groove is written and read operation, it is judged that SD card and communication bus thereof the most normally work；
5. after the self-inspection of SD card terminates, electric energy meter carries out communication module self-inspection, electric energy meter sends communication command to outer signal by communication module and receives transmitting detection device, signal receives to launch after detection device receives instruction replys response signal, and electric energy meter receives response signal in sending response signal 2.5s and then judges that communication module is normal；If being not received by responding signal, then the buzzer by being arranged on electric energy meter is reported to the police, simultaneously the printed words of the display screen display " communication failure " on electric energy meter.
The present invention, by offering 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 the function of SD card, while self-inspection, is also detected by electric energy meter, very convenient；And the insertion of SD card also makes the detection data of electric energy meter be automatically stored in SD card, it is not necessary to data wire is derived, it is only necessary to SD card takes out the power information that can be obtained by user, facilitates the process carried 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, when SD card and communication bus thereof normally work, and described warning lamp display green;When SD card or its communication bus cisco unity malfunction, described warning lamp display redness.By being provided with warning lamp on prefabricated card-inserting device, electric energy detection staff can be played reminding effect.
On described electric energy meter lateral wall draw-in groove be provided around groove lid, one end of described groove lid is rotationally connected with the notch periphery of described draw-in groove, and the notch clamping of its other end and described draw-in groove, the notch of described draw-in groove can be sheltered from by described groove lid.By arranging groove lid, can work as electric energy meter no time, the notch of draw-in groove is sheltered from, it is to avoid enter dust and other impurities.
The memory capacity of described SD card is 8G or 16G or 32G or 64G.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (4)
1. a power consumer on-site electric energy meter fault automatic testing method, it is characterised in that comprise the following steps:
1) on a sidewall of electric energy meter, offer a draw-in groove, the lower wall of draw-in groove is installed prefabricated card-inserting device, prefabricated card-inserting device is ejected in draw-in groove；
2) the SD card that will be loaded with fault detection system is placed in described prefabricated card-inserting device, and in prefabricated card-inserting device is pushed described draw-in groove and connect and fix；
3) the first contact on described draw-in groove upper side wall and the second contact on described SD card one sidewall, the microcontroller in SD card sends a control signal to the switch handover 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 switch handover 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, one voltage-contrast threshold interval is set in power module, then the voltage of the preset in the power sense circuit in power module detects, judge that the magnitude of voltage detected is whether in voltage-contrast threshold interval, if, power module is working properly, if not existing, reported to the police by the buzzer being arranged on electric energy meter, simultaneously at the printed words of display screen display " power failure " of electric energy meter；
2. after power module self-inspection terminates, 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 the correction data that the data-conversion after summation stores with metering module compared, thus judge that metering module is the most normal；If normal, metering module normally works, if abnormal, is reported to the police by the buzzer being arranged on electric energy meter, simultaneously at the printed words of display screen display " metering fault " of electric energy meter；
3. after metering module self-inspection terminates, electric energy meter is controlled module self-inspection, the CPU transmitting control commands in electric energy meter to electric energy meter warning lamp, controls warning lamp flicker different colours, then detects the status color of warning lamp, it is judged that control module is the most normal；If normal, proceed to next selftest module；If abnormal, reported to the police by the buzzer being arranged on electric energy meter, simultaneously at the printed words of display screen display " controller failure " of electric energy meter；
4. after controller self-inspection terminates, electric energy meter carries out the detection of SD card, the reserved data district of each subregion in the SD card inserted in draw-in groove is written and read operation, it is judged that SD card and communication bus thereof the most normally work；
5. after the self-inspection of SD card terminates, electric energy meter carries out communication module self-inspection, electric energy meter sends communication command to outer signal by communication module and receives transmitting detection device, signal receives to launch after detection device receives instruction replys response signal, and electric energy meter receives response signal in sending response signal 2.5s and then judges that communication module is normal；If being not received by responding signal, then the buzzer by being arranged on electric energy meter is reported to the police, simultaneously the printed words of the display screen display " communication failure " on electric energy meter.
A kind of power consumer on-site electric energy meter fault automatic testing method, 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, when SD card and communication bus thereof normally work, and described warning lamp display green;When SD card or its communication bus cisco unity malfunction, described warning lamp display redness.
A kind of power consumer on-site electric energy meter fault automatic testing method, it is characterized in that, on described electric energy meter lateral wall, draw-in groove is provided around groove lid, one end of described groove lid is rotationally connected with the notch periphery of described draw-in groove, its other end and the notch clamping of described draw-in groove, the notch of described draw-in groove can be sheltered from by described groove lid.
4. according to power consumer on-site electric energy meter fault automatic testing method a kind of described in any one of claim 1-3, it is characterised in that the memory capacity of described SD card is 8G or 16G or 32G or 64G.
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| Application Number | Priority Date | Filing Date | Title |
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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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| 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 true CN105607030B (en) | 2016-10-05 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| 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 |
| CN113917385B (en) * | 2021-08-30 | 2024-10-15 | 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101315394A (en) * | 2007-05-31 | 2008-12-03 | 上海金陵智能电表有限公司 | Single-phase static electric energy meter and circuit control method thereof |
| CN201233427Y (en) * | 2008-07-04 | 2009-05-06 | 广东东方电讯科技有限公司 | Multifunction electric energy meter |
| CN201600412U (en) * | 2010-01-21 | 2010-10-06 | 铨盛电子股份有限公司 | Multifunctional ammeter device |
| CN102967846B (en) * | 2012-12-11 | 2015-02-18 | 江苏卡欧万泓电子有限公司 | Fault self-checking method for intelligent ammeter |
| CN204731889U (en) * | 2015-06-19 | 2015-10-28 | 浙江纳格电气有限公司 | Transparent electric meter window cover with IC card |
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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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