CN103809150A - Method for testing demand of electric energy meter - Google Patents
Method for testing demand of electric energy meter Download PDFInfo
- Publication number
- CN103809150A CN103809150A CN201210459985.5A CN201210459985A CN103809150A CN 103809150 A CN103809150 A CN 103809150A CN 201210459985 A CN201210459985 A CN 201210459985A CN 103809150 A CN103809150 A CN 103809150A
- Authority
- CN
- China
- Prior art keywords
- electric energy
- energy meter
- maximum demand
- requirement
- demand
- 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.)
- Pending
Links
Images
Landscapes
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a method for testing demand of an electric energy meter. The method comprises performing a slip type test on maximum demand of the electric energy meter according to a preset demand cycle to obtain and store first test data of the maximum demand, wherein the maximum demand is obtained through measurement and the demand cycle is smaller than 15 minutes; testing the demand circle when a voltage circuit is electrified, the time is switched, and clock adjustment is performed in turn; storing second test data of the demand circle under the condition that a test result is qualified. According to the method for testing the demand of the electric energy meter, the simple rapid measurement of the demand circle can be achieved and the test time is greatly saved.
Description
Technical field
The present invention relates to power domain, in particular to a kind of electric energy meter requirement method of testing.
Background technology
Functional test is the important guarantee that can intelligent electric energy meter normally use, and is also a most loaded down with trivial details part in the whole testing process of intelligent electric energy meter.Since carrying out intelligent electric energy meter testing, functional test is because its complicacy, diversity can only be by manually detecting in whole testing, for improving detection efficiency, shorten the sense cycle time, electric energy meter detected test room is by the invention of intelligent electric energy meter requirement measurement function detection method, improve detection efficiency, shortened detection time.
National grid series company standard regulation, electric energy meter requirement measurement function has following technical requirement:
1, measure the date and time of two-way maximum demand, at times maximum demand and appearance thereof, and target data when file.
2, manually (or using meter-copy device) zero clearing of maximum demand value, the manual zero clearing of requirement should have the measure that prevents unauthorized people's operation.
3, maximum demand is measured and is adopted slippage mode, and requirement cycle and slippage time can arrange.Factory-default: requirement cycle 15min, slippage time 1min.
4, when occurring when the situation such as voltage circuit powers on, period conversion, zero clearing, clock adjustment, electric energy meter should be from current time, carries out requirement measurement according to the requirement cycle, after first requirement cycle completes, starts maximum demand measure by slippage interval.Within an incomplete requirement cycle, do not do the record of maximum demand.
5, can store 12 name day maximum demand data.
In existing metering system, conventionally according to successively carrying out the measurement of single-direction and dual-direction maximum demand, requirement zero clearing test, the requirement cycle arranges test, requirement slippage mode is tested, requirement period measuring, the requirement data storage test of 12 name days, completing whole pilot project needs 375min, because step measurement item by item between variant requirement has caused whole test consuming time longer.
For the problem of requirement functional test overlong time consuming time in correlation technique, effective solution is not yet proposed at present.
Summary of the invention
The invention provides a kind of electric energy meter requirement method of testing, at least to address the above problem.
Electric energy meter requirement method of testing provided by the invention, comprising: the maximum demand of the electric energy meter measuring is carried out to sliding test according to the predetermined requirement cycle, obtain and store the first test data of maximum demand, wherein, the requirement cycle is less than 15min; When occurring successively, voltage circuit powers on, period conversion and clock be while adjusting, the requirement cycle is tested, and in the situation that test result is qualified, second test data in storage requirement cycle.
Preferably, before the maximum demand of the electric energy meter measuring being carried out to sliding test according to the predetermined requirement cycle, comprise: electric energy meter is measured, obtain and the maximum demand of backup power table, the first time of occurrence of maximum demand, maximum demand at times, and the second time of occurrence of maximum demand at times.
Preferably, after electric energy meter is measured, comprising: by the maximum demand zero clearing measuring, wherein, before clear operation is carried out, need to input password.
Preferably, after second test data in storage requirement cycle, comprising: all maximum demand data of the name day of the predetermined number to storage are tested.
Preferably, the requirement cycle is 5min.
Preferably, the predetermined number of name day is 12.
Preferably, within each requirement cycle, adopt different charging rates.
Preferably, different charging rates comprises: 1,2,3 and 4.
Preferably, be set to 28 days of every month the disbursement and sattlement day of electric energy meter.
By the present invention, adopt change requirement cycle length, and by the mode of the permutation and combination between each pilot project, solved the problem of requirement functional test overlong time consuming time, and then the simple and quick measurement that can realize the requirement cycle, the effect of greatly having saved the time are reached.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the electric energy meter requirement method of testing process flow diagram according to the embodiment of the present invention;
Fig. 2 is the test flow chart of two-way according to the preferred embodiment of the invention maximum demand, at times maximum demand and time of occurrence thereof;
Fig. 3 is according to the preferred embodiment of the invention to two-way maximum demand and maximum demand carries out clear operation at times process flow diagram;
Fig. 4 adopts slippage mode to two-way maximum demand and the checking process flow diagram of maximum demand at times according to the preferred embodiment of the invention;
Fig. 5 is the process flow diagram of according to the preferred embodiment of the invention the requirement cycle being tested; And
Fig. 6 is according to the preferred embodiment of the invention to storing the test flow chart of 12 name day maximum demand data.
Embodiment
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.
Fig. 1 is the electric energy meter requirement method of testing process flow diagram according to the embodiment of the present invention, and as shown in Figure 1, the method mainly comprises the following steps (step S102-step S104):
Step S102, carries out sliding test to the maximum demand of the electric energy meter measuring according to the predetermined requirement cycle, obtains and store the first test data of maximum demand, and wherein, the requirement cycle is less than 15min.
Step S104, when occurring successively, voltage circuit powers on, period conversion and clock be while adjusting, the requirement cycle is tested, in the situation that test result is qualified, second test data in storage requirement cycle.
Before the step S102 of the present embodiment, can also comprise: electric energy meter is measured, obtained and the maximum demand of backup power table, the first time of occurrence of maximum demand, maximum demand at times, and the second time of occurrence of maximum demand at times.
Preferably, after electric energy meter is measured, comprising: by the maximum demand zero clearing measuring, wherein, before clear operation is carried out, need to input password.
After the step S104 of the present embodiment, can also comprise: all maximum demand data of the name day of the predetermined number to storage are tested.
In the present embodiment, the requirement cycle is 5min.
In the present embodiment, the predetermined number of name day is 12.
In the present embodiment, within each requirement cycle, adopt different charging rates.
In the present embodiment, different charging rates comprises: 1,2,3 and 4.
In the present embodiment, be set to 28 days of every month the disbursement and sattlement day of electric energy meter.
It should be noted that, the flow process of the electric energy meter requirement method of testing that the present embodiment provides is also divided into 5 steps, but these 5 steps and 5 conventional procedures of conventional test methodologies are distinct, each conventional procedures has been carried out to parameter optimization, and 5 conventional procedures are carried out reconfiguring or simplifying, make this method of testing that simultaneously meets national testing standard greatly shorten the test duration with respect to conventional test methodologies, improved testing efficiency.
5 testing procedures that the present embodiment provides are roughly: (1) measures the date and time of two-way maximum demand, at times maximum demand and appearance thereof, and target data when file; (2) maximum demand value is carried out manually to (or using meter-copy device) zero clearing, the manual zero clearing of requirement should have the measure that prevents unauthorized people's operation; (3) to maximum demand, measurement adopts slippage mode to verify that (4) are in the time of the situations such as generation voltage circuit powers on, period conversion, zero clearing, clock adjustment, electric energy meter should be from current time, carry out requirement measurement according to the requirement cycle, after first requirement cycle completes, starting maximum demand by slippage interval measures, within an incomplete requirement cycle, do not do the record of maximum demand; (5) electric energy meter is tested storing 12 name day maximum demand data.
Electric energy meter requirement method of testing above-described embodiment being provided below in conjunction with Fig. 2 to Fig. 6 is carried out further description.
Fig. 2 is the test flow chart of two-way according to the preferred embodiment of the invention maximum demand, at times maximum demand and time of occurrence thereof.This testing process is mainly:
(1) the 1st name day of electric energy meter is set to monthly within 28th, settle accounts, and the current time zone of electric energy meter, period are set to 00:00 and start electric energy meter and operate in rate 1,00:16 and start electric energy meter and operate in rate 2,00:32 and start that electric energy meter operates in rate 3,00:48 starts electric energy meter and operates in rate 4;
(2) send maximum demand zero clearing order, by the zero clearing of electric energy meter maximum demand;
(3) changed to 10 on Dec 31,23: 59: 50 the ammeter time;
(4) test of having good luck, electric current is 0.5Ib, and power factor is 0.5L, the forward 16min that has good luck, electric current is not shifted gears to increase and is changed to 0.6Ib, the forward 16min that has good luck, increases to 0.7Ib by electric current, and power factor is-0.5L, 16min oppositely has good luck, the electric current of not shifting gears increases to 0.8Ib, and the 16min that oppositely has good luck cuts off stage body virtual load after the end of having good luck.While wherein having good luck 14min, reading power meters requirement data should be without amount record.Have good luck after end, reading power meters requirement data and data content are as shown in table 1 again:
Table 1, the current requirement data of reading power meters
It should be noted that, the error (%) that reads maximum demand and detection stage body Maximum Power Output in table 1 should not be greater than the class of accuracy of instrument.
As shown in Figure 2, the step of this flow process specifically comprises (being simplified characterization below):
Step S202, up voltage;
Step S204, arranges first set time-piece data;
Step S206, segment table when first set first day is set;
Step S208, the zero clearing of electric energy meter maximum demand;
Step S210, arranges the electric energy meter time;
Step S212, has good luck;
Step S214, the current requirement data of reading power meters;
Voltage, falls in step S216;
Step S218, calculates test result.
Fig. 3 is according to the preferred embodiment of the invention to two-way maximum demand and maximum demand carries out clear operation at times process flow diagram; This flow process is mainly:
(1) cancel electric energy meter programming key, send requirement zero clearing order, the wrong unauthorized of electric energy meter prompt cipher;
(2) press programming key, send 02 grade 111111, requirement zero clearing order password, electric energy meter returns to the wrong unauthorized of password;
(3) the current requirement data of reading power meters and data content (data content please refer to table 1);
(4) use password instead 02 grade 000000, send the success of requirement zero clearing command cue.The current requirement data of reading power meters should countless certificates.
As shown in Figure 3, the step of this flow process specifically comprises (being simplified characterization below):
Step S302, up voltage;
Step S304, cancels programming key;
Step S306, the zero clearing of electric energy meter maximum demand; (in process, having state 1: electric energy meter returns to password unauthorized)
Step S308, presses programming key;
Step S310, password 02111111 maximum demand zero clearing (having state 1 in process: electric energy meter returns to password unauthorized);
Step S312, password 02000000 maximum demand zero clearing (state 1: zero clearing success);
Step S314, the current requirement data of reading power meters;
Voltage, falls in step S316;
Step S318, calculates test result.
Fig. 4 adopts slippage mode to two-way maximum demand and the checking process flow diagram of maximum demand at times according to the preferred embodiment of the invention; This checking flow process is mainly:
(1) the electric energy meter requirement cycle is set to 5min, and it is 12:00:00 that electric energy meter current time is set;
(2) test of having good luck, electric current is the 0.5Ib forward 5min that has good luck;
(3) have good luck and test while proceeding to 4min, the current requirement data of reading power meters should countless certificates.
(4) start to have good luck after 5min, the current requirement data of reading power meters are as shown in table 2:
Table 2, the current requirement data of reading power meters
(5) electric current is not shifted gears to increase and is changed to 0.8Ib, and per minute reads once table 8 data, and 5min has good luck.Reading the meritorious rate 4 maximum demand data of the meritorious total maximum demand of (current) forward and forward should increase at every turn gradually, and the 5th time reading out data should be as shown in table 3:
Table 3, the current requirement data of reading power meters
As shown in Figure 4, the step of this flow process specifically comprises (being simplified characterization below):
Step S402, up voltage;
Step S404, it is 5 minutes that the requirement cycle is set;
Step S406, it is 12:00:00 that the electric energy meter time is set;
Step S408, has good luck 4 minutes;
Step S410, reads maximum demand data;
Step S412, has good luck 1 minute;
Step S414, has good luck and read maximum demand every 1 minute;
Step S416, the zero clearing of electric energy meter maximum demand;
Voltage, falls in step S418;
Step S420, calculates test result.
Fig. 5 is the process flow diagram of according to the preferred embodiment of the invention the requirement cycle being tested; This testing process is mainly:
(1) by the maximum demand zero clearing of electric energy meter;
(2) test of having good luck, electric current is the 0.5Ib forward 4min that has good luck.After rear reduction electrical energy meter electricity is depressed into 0%, after 10s, again rise voltage, the current requirement data of the 2min reading power meters that continues to have good luck, data content is as shown in table 10; Be 00:28:00 by set of time when continuing to walk the word time while reaching 4min, continue the 8min that has good luck, the current requirement data of reading power meters should countless certificates;
(3) continue the 2min that has good luck, the test that stops having good luck, the current requirement data of reading power meters, data content should be as shown in table 4.
Table 4, the current requirement data of reading power meters
As shown in Figure 5, the step of this flow process specifically comprises (being simplified characterization below):
Step S502, up voltage;
Step S504, has good luck 4 minutes;
Voltage, falls in step S506;
Step S508, wait up voltage in 10 second;
Step S510, has good luck 2 minutes;
Step S512, reads maximum demand;
Step S514, has good luck while reaching 4 minutes, and electric energy meter time 00:28:00 is set;
Step S516, has good luck 8 minutes;
Step S518, reads maximum demand;
Step S520, has good luck and within 2 minutes, reads maximum demand;
Voltage, falls in step S522;
Step S524, calculates test result.
Fig. 6 is according to the preferred embodiment of the invention to storing the test flow chart of 12 name day maximum demand data.This testing process is mainly:
(1) the current time zone of electric energy meter, period are set to 00:00 and start electric energy meter and operate in rate 1,02:00 and start electric energy meter and operate in rate 2,03:00 and start that electric energy meter operates in rate 3,04:00 starts electric energy meter and operates in rate 4;
(2) send maximum demand zero clearing order, by the zero clearing of electric energy meter maximum demand;
(3) by ammeter time change 12 times, change the electric energy meter time according to table 5 at every turn;
(4) change laggard walking word test of time at every turn, walk word current at every turn and be followed successively by forward 0.4Ib, 0.5Ib, 0.6Ib, 0.7Ib, 0.8Ib, 0.9Ib, oppositely 0.4Ib, 0.5Ib, 0.6Ib, 0.7Ib, 0.8Ib, 0.9Ib;
(5) have good luck at every turn and cut off stage body after finishing and need load, and read and record the current requirement data of electric energy meter;
(6), after having tested, the date and time of the two-way maximum demand of 12～upper 1 name day electric energy meter forward, at times maximum demand and appearance thereof on reading power meters, should be identical with the current requirement data of reading power meters after each change time has good luck.
Table 5, electric energy meter change time data
As shown in Figure 6, the step of this flow process specifically comprises (being simplified characterization below):
Step S602, up voltage;
Step S604, arranges first set time-piece data;
Step S606, segment table when first set first day is set;
Step S608, revises the ammeter time;
Step S610, has good luck;
Step S612, reads maximum demand;
Step S614, reading times adds 1;
Step S616, judges whether reading times is more than or equal to 12, if so, and execution step S618, if not, execution step S608;
Step S618, reads name day requirement data;
Voltage, falls in step S620;
Step S622, calculates test result.
From above description, can find out, the present invention has realized following technique effect: by change requirement cycle length, and by the permutation and combination between each pilot project, requirement measurement is divided into 5 steps, realize the simple and quick measurement in requirement cycle, greatly saved the time, electric energy meter requirement function is tested fast, it is 177min that this method of testing can make the functional test time of single tool electric energy meter, every tool electric energy meter 198min that can save time, and can automatically complete by the mode of software.
Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on the network that multiple calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in memory storage and be carried out by calculation element, and in some cases, can carry out shown or described step with the order being different from herein, or they are made into respectively to each integrated circuit modules, or the multiple modules in them or step are made into single integrated circuit module to be realized.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. an electric energy meter requirement method of testing, is characterized in that, comprising:
The maximum demand of the electric energy meter measuring is carried out to sliding test according to the predetermined requirement cycle, obtain and store the first test data of described maximum demand, wherein, the described requirement cycle is less than 15min;
When occurring successively, voltage circuit powers on, period conversion and clock be while adjusting, and the described requirement cycle is tested, and in the situation that test result is qualified, stores second test data in described requirement cycle.
2. method according to claim 1, is characterized in that, before the maximum demand of the electric energy meter measuring being carried out to sliding test according to the predetermined requirement cycle, comprising:
Described electric energy meter is measured, obtained and the described maximum demand of backup power table, the second time of occurrence of the first time of occurrence of maximum demand, described maximum demand, and described maximum demand at times at times.
3. method according to claim 2, is characterized in that, after described electric energy meter is measured, comprising:
By the described maximum demand zero clearing measuring, wherein, before carrying out, clear operation needs to input password.
4. method according to claim 1, is characterized in that, after second test data in storage described requirement cycle, comprising:
All maximum demand data of the name day of the predetermined number to storage are tested.
5. according to the method described in any one in claim 1 to 4, it is characterized in that, the described requirement cycle is 5min.
6. according to the method described in any one in claim 1 to 4, it is characterized in that, the described predetermined number of described name day is 12.
7. according to the method described in any one in claim 1 to 4, it is characterized in that, within each described requirement cycle, adopt different charging rates.
8. method according to claim 7, is characterized in that, described different charging rate comprises: 1,2,3 and 4.
9. according to the method described in any one in claim 1 to 4, it is characterized in that, the disbursement and sattlement day of described electric energy meter is set to 28 days of every month.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210459985.5A CN103809150A (en) | 2012-11-15 | 2012-11-15 | Method for testing demand of electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210459985.5A CN103809150A (en) | 2012-11-15 | 2012-11-15 | Method for testing demand of electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103809150A true CN103809150A (en) | 2014-05-21 |
Family
ID=50706203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210459985.5A Pending CN103809150A (en) | 2012-11-15 | 2012-11-15 | Method for testing demand of electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103809150A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104076198A (en) * | 2014-07-03 | 2014-10-01 | 国网河南省电力公司平顶山供电公司 | Maximum demand synchronous metering device for primary meter and secondary meter of transformer substation and metering method |
| CN105319527A (en) * | 2015-11-23 | 2016-02-10 | 中国电力科学研究院 | An electric energy meter load record test method |
| CN108829643A (en) * | 2018-06-29 | 2018-11-16 | 宁波三星智能电气有限公司 | A kind of requirement calculation method of intelligent electric meter |
| CN111817432A (en) * | 2020-04-27 | 2020-10-23 | 宁波三星医疗电气股份有限公司 | Method for solving abnormal terminal alarm |
| CN112230178A (en) * | 2020-05-06 | 2021-01-15 | 青岛鼎信通讯股份有限公司 | Method for metering demand of electric energy meter |
| CN111817432B (en) * | 2020-04-27 | 2024-05-28 | 宁波三星医疗电气股份有限公司 | Terminal alarm abnormity solving method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009002731A (en) * | 2007-06-20 | 2009-01-08 | Tokyo Electric Power Co Inc:The | Electric energy measuring apparatus, split convertor, measuring time converting method for electric energy measuring apparatus, and measuring accuracy checking method for electric energy measuring apparatus |
| CN101482578A (en) * | 2008-11-06 | 2009-07-15 | 丹东华通测控有限公司 | Multifunctional electric energy meter |
| CN101907696A (en) * | 2010-06-08 | 2010-12-08 | 华立仪表集团股份有限公司 | Electric energy meter production detecting system and method |
| CN102087305A (en) * | 2010-12-10 | 2011-06-08 | 宁波三星电气股份有限公司 | Method for processing active demand of energy meter |
| KR20120019279A (en) * | 2010-08-25 | 2012-03-06 | 엘지전자 주식회사 | Demand control system and method for chiller |
-
2012
- 2012-11-15 CN CN201210459985.5A patent/CN103809150A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009002731A (en) * | 2007-06-20 | 2009-01-08 | Tokyo Electric Power Co Inc:The | Electric energy measuring apparatus, split convertor, measuring time converting method for electric energy measuring apparatus, and measuring accuracy checking method for electric energy measuring apparatus |
| CN101482578A (en) * | 2008-11-06 | 2009-07-15 | 丹东华通测控有限公司 | Multifunctional electric energy meter |
| CN101907696A (en) * | 2010-06-08 | 2010-12-08 | 华立仪表集团股份有限公司 | Electric energy meter production detecting system and method |
| KR20120019279A (en) * | 2010-08-25 | 2012-03-06 | 엘지전자 주식회사 | Demand control system and method for chiller |
| CN102087305A (en) * | 2010-12-10 | 2011-06-08 | 宁波三星电气股份有限公司 | Method for processing active demand of energy meter |
Non-Patent Citations (5)
| Title |
|---|
| 刘洁筱: "多功能电能表的需量测试方法研究", 《宁夏电力》 * |
| 周媛奉: "智能电表需量测量的探讨", 《数字技术与应用》 * |
| 周航 等: "小电流智能电能表需量示值误差测试技术研究", 《陕西电力》 * |
| 王卫东 等: "多功能电能表现场校验仪的设计与应用", 《电测与仪表》 * |
| 陆艳: "电能表需量周期试验方法的分析", 《浙江电力》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104076198A (en) * | 2014-07-03 | 2014-10-01 | 国网河南省电力公司平顶山供电公司 | Maximum demand synchronous metering device for primary meter and secondary meter of transformer substation and metering method |
| CN105319527A (en) * | 2015-11-23 | 2016-02-10 | 中国电力科学研究院 | An electric energy meter load record test method |
| CN105319527B (en) * | 2015-11-23 | 2019-03-22 | 中国电力科学研究院 | A kind of electric energy meter load record test method |
| CN108829643A (en) * | 2018-06-29 | 2018-11-16 | 宁波三星智能电气有限公司 | A kind of requirement calculation method of intelligent electric meter |
| CN111817432A (en) * | 2020-04-27 | 2020-10-23 | 宁波三星医疗电气股份有限公司 | Method for solving abnormal terminal alarm |
| CN111817432B (en) * | 2020-04-27 | 2024-05-28 | 宁波三星医疗电气股份有限公司 | Terminal alarm abnormity solving method |
| CN112230178A (en) * | 2020-05-06 | 2021-01-15 | 青岛鼎信通讯股份有限公司 | Method for metering demand of electric energy meter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102918740B (en) | Battery charge controller | |
| Cao et al. | Multi-timescale parametric electrical battery model for use in dynamic electric vehicle simulations | |
| CN106569850B (en) | Electric energy meter with independent metering part and management part and calibration method thereof | |
| CN101436690B (en) | Method, device and terminal equipment for determining charging time | |
| CN102508165B (en) | Method for evaluating self-discharge consistency of lithium iron phosphate battery | |
| JP5537304B2 (en) | Information processing apparatus and program thereof | |
| CN103809150A (en) | Method for testing demand of electric energy meter | |
| CN102508172A (en) | Calculation method for electric quantities of battery, device and terminal | |
| CN101930056B (en) | Method for predicting power backup time of battery | |
| CN110010987A (en) | A kind of remaining charging time prediction technique of the electric car based on big data | |
| CN102478636A (en) | Electric quantity detection method and device for battery | |
| CN102753985A (en) | Device and method for determining a range of a battery characteristic curve | |
| TW200949279A (en) | Method for evaluating remaining electric charge of a battery, and associated single chip system | |
| CN105006871A (en) | Method for simulating real battery charging process and device thereof | |
| TW201137373A (en) | Estimation method for residual discharging time of batteries | |
| CN105471002A (en) | Quick charging system and quick charging method | |
| CN112083242A (en) | On-site calibrating device and method for alternating current charging pile | |
| CN106815121A (en) | The charging reminding method and its equipment of a kind of terminal | |
| CN103207372A (en) | Battery residual amount measurement system, battery residual amount measurement program and battery residual amount measurement method | |
| JP2019017157A (en) | Accumulator battery capacity calculation device and program | |
| KR102269887B1 (en) | Power meter reading device and reading method thereof | |
| JPWO2017056791A1 (en) | Charging control device, charging time carry-over method, and program | |
| CN103792506A (en) | Calibration method of AC multipath electric energy meter | |
| CN102769466A (en) | Analog-to-digital conversion method and device | |
| CN104166097A (en) | Battery electric quantity measuring method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140521 |
|
| RJ01 | Rejection of invention patent application after publication |