WO2012174693A1 - 电能表在线检测方法 - Google Patents
电能表在线检测方法 Download PDFInfo
- Publication number
- WO2012174693A1 WO2012174693A1 PCT/CN2011/001901 CN2011001901W WO2012174693A1 WO 2012174693 A1 WO2012174693 A1 WO 2012174693A1 CN 2011001901 W CN2011001901 W CN 2011001901W WO 2012174693 A1 WO2012174693 A1 WO 2012174693A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- meter
- electric energy
- energy meter
- phase
- standard
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
Definitions
- the invention relates to a method for detecting an electric energy meter, in particular to an online detection method for an electric energy meter, which is suitable for on-site verification and accident table verification.
- the present invention provides a method for detecting an electric energy meter according to the above problems in the prior art, and solves the problem that the workload of the electric energy meter calibration and the accident table verification is very heavy in the prior art, and the invention has low cost and improves work. effectiveness.
- the voltage ground ends of the standard meter are short-circuited together by wires, and then connected to the voltage terminal of the B-phase of the meter to be tested;
- the standard meter voltage A phase and C phase voltage input terminals are respectively connected to the A phase and C phase voltage terminals of the measured energy meter.
- the standard phase A phase, the C phase current input end and the output end are respectively connected into the phase A and phase C of the measured electric energy meter, and the two terminals of the current junction box are respectively connected to the A phase and C phase current input and output terminals of the standard meter;
- the pulse signal input end of the standard meter and the signal output end of the electric energy meter to be tested are connected by a pulse signal connection line;
- the current shorting piece in the junction box is disconnected after the standard meter current is connected; after the test is completed, the current shorting piece in the junction box is shorted, and then the standard meter current connection is removed.
- the standard table is the STAR ST-1300 type electric energy meter.
- the measured electric energy meter is a DSSD331-3 electronic three-phase three-wire electric energy meter.
- the invention fully utilizes the existing equipment to realize a multi-table, the electric energy meter does not need to be disassembled, can be tested online, and reduces the workload of the electric energy meter verification and the accident table verification; the work efficiency is improved, and the cost is reduced.
- Figure 1 is a schematic diagram of the circuit principle of the present invention.
- FIG. 2 is a schematic structural view of a pulse output socket of a measured electric energy meter according to the present invention.
- FIG. 3 is a schematic structural view of a standard electric energy meter pulse input socket according to the present invention.
- FIG. 4 is a schematic diagram of signal acquisition of a pulse signal connection line of the present invention.
- iVN standard electric energy meter
- WX measured electric energy meter
- F out measured electric energy meter pulse signal output
- F input standard electric energy meter power pulse signal input
- 1. reactive power pulse hole; 2. active pulse 3 external power supply hole; 4, external grounding hole; 5, pulse input hole; 6, 5V external power supply; 7, GND signal ground.
- DSSD331-3 electronic three-phase three-wire measured electric energy meter and Sida ST-1300 standard electric energy meter are connected by current series and voltage parallel method, and the power pulse signal input standard is taken out from the measured electric energy meter.
- the electric energy meter is generally installed on the secondary circuit. The voltage is 100V and the current is about 5A.
- the steps for testing the electric energy meter on-line are as follows: Short-circuit the voltage ground end of the standard meter with the wire. Together, and then connected to the voltage phase of the B phase of the meter to be tested;
- the standard meter voltage A phase and C phase voltage input terminals are respectively connected to the A phase and C phase voltage terminals of the measured energy meter;
- the standard phase A phase, the C phase current input end and the output end are respectively connected into the phase A and phase C of the measured electric energy meter, and the two terminals of the current junction box are respectively connected to the A phase and C phase current input and output terminals of the standard meter;
- the pulse signal input end of the standard meter and the signal output end of the electric energy meter to be tested are connected by a pulse signal connection line;
- the current shorting piece in the junction box is disconnected after the standard meter current is connected; after the test is completed, the current shorting piece in the junction box is shorted, and then the standard meter current connection is removed.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2011371437A AU2011371437B2 (en) | 2011-06-20 | 2011-11-14 | Electric energy meter on-line detection method |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110165040.8 | 2011-06-20 | ||
| CN201110165040A CN102331570A (zh) | 2011-06-20 | 2011-06-20 | 电能表在线检测方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2012174693A1 true WO2012174693A1 (zh) | 2012-12-27 |
Family
ID=45483411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2011/001901 Ceased WO2012174693A1 (zh) | 2011-06-20 | 2011-11-14 | 电能表在线检测方法 |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN102331570A (zh) |
| AU (1) | AU2011371437B2 (zh) |
| WO (1) | WO2012174693A1 (zh) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103454613A (zh) * | 2013-09-24 | 2013-12-18 | 国家电网公司 | 电能表定位装置 |
| CN105093011A (zh) * | 2015-07-21 | 2015-11-25 | 国网浙江省电力公司绍兴供电公司 | 一种电动汽车交直流充电桩检定转换装置 |
| CN110082701A (zh) * | 2019-05-13 | 2019-08-02 | 国网天津市电力公司电力科学研究院 | 一种基于锰铜采样的电能表计量误差在线监测电路及方法 |
| CN110082700A (zh) * | 2019-05-13 | 2019-08-02 | 国网天津市电力公司电力科学研究院 | 一种基于ct采样的电能表计量误差在线监测电路及方法 |
| CN111965587A (zh) * | 2020-08-26 | 2020-11-20 | 安徽南瑞中天电力电子有限公司 | 一种电能表稳定性自动测试方法及其自动测试平台 |
| CN111999692A (zh) * | 2019-05-27 | 2020-11-27 | 武汉国测数据技术有限公司 | 一种多表误差的校准方法和装置 |
| CN113126019A (zh) * | 2021-04-19 | 2021-07-16 | 广东电网有限责任公司计量中心 | 一种智能电表误差远程估计方法、系统、终端和存储介质 |
| CN113466778A (zh) * | 2021-07-01 | 2021-10-01 | 深圳市先行电气技术有限公司 | 一种电表校验方法 |
| CN118688706A (zh) * | 2024-06-04 | 2024-09-24 | 海南电网有限责任公司 | 电能表检定流水线全自动在线期间核查方法及系统 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444534A (zh) * | 2016-03-02 | 2019-03-08 | 中国人民解放军91663部队 | 带有计量接口的功率表的原位计量方法 |
| CN105866728A (zh) * | 2016-06-13 | 2016-08-17 | 国网江苏省电力公司电力科学研究院 | 一种电能表自动化检定装置的实时核查系统 |
| CN111856103A (zh) * | 2020-07-02 | 2020-10-30 | 国网山东省电力公司淄博供电公司 | 一种电力防窃电检测仪器及方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6154474A (ja) * | 1984-08-25 | 1986-03-18 | Fuji Electric Co Ltd | 電力量計の試験装置 |
| CN201698018U (zh) * | 2010-07-20 | 2011-01-05 | 威胜集团有限公司 | 数字化电能表现场检验装置 |
| CN101957439A (zh) * | 2010-02-10 | 2011-01-26 | 江西省电力科学研究院 | 采算分离式电能表校验方法与电能表现场参数记录仪 |
| CN201828659U (zh) * | 2010-06-11 | 2011-05-11 | 威胜集团有限公司 | 数字化电能表检验装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101140320B (zh) * | 2006-09-07 | 2010-05-26 | 深圳市科陆电子科技股份有限公司 | 电能表校验台及其校验方法 |
| CN201122172Y (zh) * | 2008-04-30 | 2008-09-24 | 彭黎迎 | 能计量电能计量误差的电能表 |
| CN101592717B (zh) * | 2009-06-30 | 2011-09-07 | 深圳市科陆电子科技股份有限公司 | 自动校准电力仪器仪表的方法及其系统 |
| CN101900799A (zh) * | 2009-09-30 | 2010-12-01 | 广东电网公司电力科学研究院 | 一种基于模拟溯源法的数字电能表校验装置 |
| CN101957440B (zh) * | 2010-08-23 | 2013-01-30 | 太原市优特奥科电子科技有限公司 | 数字式电能表的误差量值检定装置及误差量值传递方法 |
| CN102087352B (zh) * | 2011-01-31 | 2013-02-13 | 浙江省电力公司 | 三相智能电能表检验装置和方法 |
-
2011
- 2011-06-20 CN CN201110165040A patent/CN102331570A/zh active Pending
- 2011-11-14 WO PCT/CN2011/001901 patent/WO2012174693A1/zh not_active Ceased
- 2011-11-14 AU AU2011371437A patent/AU2011371437B2/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6154474A (ja) * | 1984-08-25 | 1986-03-18 | Fuji Electric Co Ltd | 電力量計の試験装置 |
| CN101957439A (zh) * | 2010-02-10 | 2011-01-26 | 江西省电力科学研究院 | 采算分离式电能表校验方法与电能表现场参数记录仪 |
| CN201828659U (zh) * | 2010-06-11 | 2011-05-11 | 威胜集团有限公司 | 数字化电能表检验装置 |
| CN201698018U (zh) * | 2010-07-20 | 2011-01-05 | 威胜集团有限公司 | 数字化电能表现场检验装置 |
Non-Patent Citations (1)
| Title |
|---|
| ZUO, MINZHU ET AL.: "Measurement Error of High Veracity Reference Energy Meter in Different Measure Methods", JOURNAL OF LUOYANG INSTITUTE OF TECHNOLOGY (NATURAL SCIENCE), vol. 24, no. 4, August 2004 (2004-08-01), pages 25 - 27 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103454613A (zh) * | 2013-09-24 | 2013-12-18 | 国家电网公司 | 电能表定位装置 |
| CN105093011A (zh) * | 2015-07-21 | 2015-11-25 | 国网浙江省电力公司绍兴供电公司 | 一种电动汽车交直流充电桩检定转换装置 |
| CN110082701A (zh) * | 2019-05-13 | 2019-08-02 | 国网天津市电力公司电力科学研究院 | 一种基于锰铜采样的电能表计量误差在线监测电路及方法 |
| CN110082700A (zh) * | 2019-05-13 | 2019-08-02 | 国网天津市电力公司电力科学研究院 | 一种基于ct采样的电能表计量误差在线监测电路及方法 |
| CN111999692A (zh) * | 2019-05-27 | 2020-11-27 | 武汉国测数据技术有限公司 | 一种多表误差的校准方法和装置 |
| CN111965587A (zh) * | 2020-08-26 | 2020-11-20 | 安徽南瑞中天电力电子有限公司 | 一种电能表稳定性自动测试方法及其自动测试平台 |
| CN111965587B (zh) * | 2020-08-26 | 2024-01-26 | 安徽南瑞中天电力电子有限公司 | 一种电能表稳定性自动测试方法及其自动测试平台 |
| CN113126019A (zh) * | 2021-04-19 | 2021-07-16 | 广东电网有限责任公司计量中心 | 一种智能电表误差远程估计方法、系统、终端和存储介质 |
| CN113466778A (zh) * | 2021-07-01 | 2021-10-01 | 深圳市先行电气技术有限公司 | 一种电表校验方法 |
| CN113466778B (zh) * | 2021-07-01 | 2022-03-08 | 深圳市先行电气技术有限公司 | 一种电表校验方法 |
| CN118688706A (zh) * | 2024-06-04 | 2024-09-24 | 海南电网有限责任公司 | 电能表检定流水线全自动在线期间核查方法及系统 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102331570A (zh) | 2012-01-25 |
| AU2011371437B2 (en) | 2016-04-28 |
| AU2011371437A1 (en) | 2014-01-16 |
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