CN104391499B - A kind of simulation electric energy meter and method of testing for AMRS test - Google Patents
A kind of simulation electric energy meter and method of testing for AMRS test Download PDFInfo
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- CN104391499B CN104391499B CN201410594528.6A CN201410594528A CN104391499B CN 104391499 B CN104391499 B CN 104391499B CN 201410594528 A CN201410594528 A CN 201410594528A CN 104391499 B CN104391499 B CN 104391499B
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C25/00—Arrangements for preventing or correcting errors; Monitoring arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
Abstract
The invention discloses a kind of simulation electric energy meter and method of testing for AMRS test, coordinate 485 modules or serial server equipment, on the basis of universal electric energy meter setting, inquiry electric energy meter data are realized, can be set by ammeter operation rule, ammeter according to the operation rule of setting operation, realization checks meter comprehensive, the reliable test of flow and algorithm to concentrator.The present invention solves the problems, such as that in Automatic meter reading system concentrator is checked meter flow and test of heuristics is comprehensive not enough, test implementation difficulty is big；Solve the problems, such as to need the test environment that the life situations for building complexity build by the abnormal environment for testing carrier wave and micropower centralized meter-reading system that time-consuming, high cost, testing efficiency it is low；Using this method of testing, the concentrator in automatic coppying meter system checks meter flow and test of heuristics can reach it is comprehensive, it is more economical, it is more efficient.
Description
Technical field
A kind of apparatus and corresponding method of testing the present invention relates to be used for test-purpose in AMRS are tried,
Specifically a kind of simulation electric energy meter surveyed for AMRS and method of testing.
Background technology
The investigation display of intelligent grids in 2014 of U.S.'s power utility unit, currently the most important ones intelligent grid application
Field is intelligent electric meter/Automatic meter reading system (AMR)/senior ammeter framework (AMI).And in China, on national grid 2014
Mentioned in half a year work summary, " actively push forward intelligent grid construction, new clothes intelligent electric meter 33,260,000 adds up to install 2.2 hundred million
Only, 2.3 hundred million family power information automatic data collections are realized." it is visible, Automatic meter reading system no matter in world wide or in China, all
Quite popularize.
And the network of Automatic meter reading system substantially has main website, concentrator, collector, ammeter this 4 network nodes, wherein collecting
Middle device is main by several way of media at present with the communication of collector or ammeter：Narrowband carrier, RS485 and micropower are wireless etc..
Concentrator, using certain check meter flow and algorithm, with collector or ammeter Direct Communication, can gather information by these media
Then these data are reported main website by point data by means of communications such as GPRS.
At present, the test of the flow and algorithm of checking meter to concentrator in research and development of products, detection process in the industry is usually to use
Ammeter or simulation ammeter build what carrier environment was carried out, but this laboratory environment can only typically test normal flow and calculation
Method, and the actual field environment of system application is often more complicated, it is more it is envisaged that some abnormal conditions, abnormal conditions
Such as：
1st, the electric energy meter that cannot be collected (such as meter end has a power failure, carrier wave media channel is abnormal etc.)
2nd, original can normal acquisition electric energy meter, be now unable to normal acquisition (collector abnormal, electric energy meter exception)
3rd, original cannot gather electric energy meter (presence of table archives), now can normal acquisition.
4th, abnormal electric energy meter：
A, day freezing data are not supported (deny/do not reply)
B, day freeze markers and do not support (deny/do not reply)
C, block digital independent are not supported (deny/do not reply)
D, point copy data and do not support (deny/do not reply)
5th, 97 stipulations electric energy meters are supported.
6th, check meter unstable：Before 3 o'clock cannot copy reading success, can be gathered successfully after 3 o'clock.Or other situations when it is logical when
It is different.
7th, some other accidental failures or event in running environment steady in a long-term.
Comprehensive and testing requirement in this way differ larger.Current industry is directed to and needs to these abnormal conditions
The demand tested, can increase by power line carrier link, RS485 circuits, micropower wireless air frequency range
Certain interference, reuses the modes such as the ammeter of some specific faults to realize in addition, but so implements, the complexity and reality of environment
Apply difficulty all larger, do not possess exploitativeness in daily research and development test.
The content of the invention
The present invention checks meter flow and test of heuristics is comprehensive not enough, test is real to solve the concentrator in Automatic meter reading system
Apply the big problem of difficulty, it is proposed that a kind of implementation method of the simulation electric energy meter of test-purpose.The present invention is in common simulation electric energy
Table can set, inquire about on the basis of electric energy meter data, can be by the setting to simulating electric energy meter, and that is stated in realization is various different
Often, without build complexity carrier wave or the wireless abnormal environment of micropower in the case of, realization concentrator is checked meter flow and
Comprehensive, the reliable test of algorithm.
Technical scheme：
A kind of simulation electric energy meter for AMRS test, it includes：
RS485 drive modules：As the interface interacted with concentrator, there is provided transmission channel；
Configuration module：Indicating value, the rule of having good luck of configuration simulation electric energy meter data module or data item；Configure treatment mould of checking meter
Block is to concentrator or the acknowledgment strategy of collector；
Check meter processing module：The data of simulation electric energy meter data module are read in response, and collector or concentrator are checked meter
Order is responded；By configuring different acknowledgment strategys, with the applied environment at model engineering scene；
Simulation electric energy meter data module：By configuring indicating value and rule of having good luck, to simulate the various functions of actual power table
And data.
More specifically, the indicating value includes following one or more：Electric energy indicating value, maximum demand and time of origin, electricity
Pressure, electric current, active power, reactive power, power factor, apparent energy, the date, the time, record event, ammeter running status,
Ammeter parameter, ammeter parameter.
More specifically, the acknowledgment strategy includes following one or more：Normal response, do not reply, deny response, frame
Time delay (can set) response, byte time delay (can set) response, normal response frame add prefix byte FE (quantity can set) response, just
Normal acknowledgement frame adds postbyte (setting) response, response containing normal frame in random bit stream, and (random chance can set for random chance response
It is fixed), timing section response, wrong frame header response, wrong frame telegram end response, wrong check code frame response, wrong Data Identification response is wrong follow-up
Flag of frame response, wrong address response, wrong data length response, wrong data volume response, plus data block identifier word (AA) response, support
DL/T645-2007 multifunctional electric energy meters communications protocol, DL/T645-1997 multifunctional electric energy meter communication protocols.
A kind of method of testing of the AMRS based on simulation electric energy meter disclosed by the invention, it includes following step
Suddenly：
1) test environment is built, simulation electric energy meter is connected with concentrator or collector respectively by RS485 drive modules；
2) by configuration module configuration simulation electric energy meter data module including indicating value, the data having good luck including rule；
3) configured by configuration module and check meter processing module to concentrator or the acknowledgment strategy of collector；
4) concentrator starts flow of checking meter, and issues corresponding order of checking meter and gives simulation electric energy meter；
5) RS485 drive modules report processing module of checking meter after receiving order of checking meter；
6) processing module of checking meter reads the real-time or configuration of simulation electric energy meter data module according to the content of order of checking meter
Corresponding contents, then according to check meter processing module itself configuration acknowledgment strategy, by RS485 drive modules give concentrator or
Collector respective response；
7) regularly or after an end cycle of checking meter, result of checking meter is checked.
The step 2) in by ammeter information frame configure simulation electric energy meter data.
The step 3) in by ammeter operation rule frame configure acknowledgment strategy.
Beneficial effects of the present invention：
Using simulation electric energy meter disclosed by the invention and the method for testing of power meter reading system, by processing module pair of checking meter
Concentrator or collector the different of order of checking meter respond algorithm and strategies, can in the case where resource and time loss are limited,
Realize the simulation for the various abnormal meters of engineering site and circuit.By Scaledeployment, it is possible to achieve to whole scene reality
The simulation of environment.By the present invention erect come test environment, flow of checking meter that can fast and effectively to concentrator,
Algorithm carries out practicality test, and the cycle before solving existing for this class testing is long, it is big to put into, and can only go on-the-spot test
Problem.
Brief description of the drawings
Fig. 1 is simulated field test environment schematic diagram (overall networking diagram)
Fig. 2 is that simulation electric energy meter interacts schematic diagram by RS485 with concentrator or collector
Fig. 3 is that simulation electric energy meter uses flow chart
Specific embodiment
With reference to embodiment, the invention will be further described, but protection scope of the present invention not limited to this：
With reference to Fig. 1 and Fig. 2, test uses simulation electric energy meter as a running software on computer, by RS485 and collection
Middle device or collector are interacted, and are specifically included with lower module：
RS485 drive modules：As the interface interacted with concentrator, there is provided transmission channel；
Configuration module：Configuration simulation electric energy meter data module indicating value, rule of having good luck, the indicating value include electric energy indicating value,
Voltage, electric current and event；Configuration checks meter processing module to concentrator or the acknowledgment strategy of collector, and the acknowledgment strategy is included not
Response, responsing reaction time, response rule；
Check meter processing module：The data of simulation electric energy meter data module are read in response, and collector or concentrator are checked meter
Order is responded；By configuring different acknowledgment strategys, with the applied environment at model engineering scene；
For example：
1st, it is different by media channel exception media such as the electric energy meters or carrier wave that configure acknowledgment strategy to simulate and cannot not collect
Often；
2nd, normal acquisition can be unable to now with normal acquisition electric energy meter originally by configuring the simulation of timing section acknowledgment strategy
(ammeter exception, collector exception).
3rd, by switching, acknowledgment strategy cannot not gather electric energy meter to acknowledgment strategy simulation original, now can normal acquisition.
4th, by configure deny, not acknowledgment strategy simulate abnormal electric energy meter
A, day freezing data are not supported (deny/do not reply)
B, day freeze markers and do not support (deny/do not reply)
C, block digital independent are not supported (deny/do not reply)
D, point copy data and do not support (deny/do not reply)
5th, by configuring the stipulations electric energy meter of DL/T645-1997 multifunctional electric energy meter communication protocols policy-simulative 97.
6th, by configure timed period acknowledgment strategy simulate check meter it is unstable, such as：Cannot copy reading success, 3 o'clock before 3 o'clock
After can gather successfully, or other situations when it is logical when it is obstructed.
7th, by configuring some other accidental failures or event in random challenge policy-simulative running environment steady in a long-term.
8th, by configuring wrong frame policy-simulative carrier wave, the media channel transmission signal distortions such as 485, interference, circuit crosstalk.
9th, the communication process speed different by configuring delaying policy simulation various years ammeter.
Simulation electric energy meter data module：By configuring indicating value and rule of having good luck, to simulate the various functions of actual power table
And data.
With reference to Fig. 3, method of testing step is as follows：
1) test environment is built, simulation electric energy meter is connected with concentrator or collector respectively by RS485 drive modules；
2) by ammeter information frame configuration simulation electric energy meter data module including indicating value, the data having good luck including rule；
3) configured by ammeter operation rule frame and check meter processing module to concentrator or the acknowledgment strategy of collector；
4) concentrator starts flow of checking meter, and issues corresponding order of checking meter and gives simulation electric energy meter；
5) RS485 drive modules report processing module of checking meter after receiving order of checking meter；
6) processing module of checking meter reads the real-time or configuration of simulation electric energy meter data module according to the content of order of checking meter
Corresponding contents, then according to check meter processing module itself configuration acknowledgment strategy, by RS485 drive modules give concentrator or
Collector respective response；
7) regularly or after an end cycle of checking meter, result of checking meter is checked.
Specific embodiment described herein is only that spirit of the present invention is illustrated.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Claims (4)
1. it is a kind of for AMRS test simulation electric energy meter, it is characterised in that it includes：
RS485 drive modules：As the interface interacted with concentrator, there is provided transmission channel；
Configuration module：Indicating value, the rule of having good luck of configuration simulation electric energy meter data module or data item；Configure processing module pair of checking meter
The acknowledgment strategy of concentrator or collector；
Check meter processing module：The data of simulation electric energy meter data module, the order of checking meter to collector or concentrator are read in response
Responded；By configuring different acknowledgment strategys, with the applied environment at model engineering scene；
Simulation electric energy meter data module：By configuring indicating value and rule of having good luck, to simulate the various functions sum of actual power table
According to；
The acknowledgment strategy includes that acknowledgment strategy includes following one or more：Normal response, do not reply, deny response, frame
Delayed response, byte delayed response, normal response frame add prefix byte FE responses, and normal response frame adds postbyte response, with
Response containing normal frame in machine code stream, random chance response, timing section response, wrong frame header response, wrong frame telegram end response, mistake verification
Code frame response, wrong Data Identification response, wrong follow-up flag of frame response, wrong address response, wrong data length response, wrong data volume should
Answer, plus data block identifier word response.
2. it is according to claim 1 it is a kind of for AMRS test simulation electric energy meter, it is characterised in that it is described
Indicating value includes following one or more：It is electric energy indicating value, maximum demand and time of origin, voltage, electric current, active power, idle
Power, power factor, apparent energy, date, time, record event, ammeter running status, ammeter parameter, ammeter parameter.
3. a kind of method of testing of AMRS, it is characterised in that it is comprised the following steps：
1) test environment is built, simulation electric energy meter is connected with concentrator or collector respectively by RS485 drive modules；
2) by configuration module configuration simulation electric energy meter data module including indicating value, the data having good luck including rule；
3) configured by configuration module and check meter processing module to concentrator or the acknowledgment strategy of collector；
4) concentrator starts flow of checking meter, and issues corresponding order of checking meter and gives simulation electric energy meter；
5) RS485 drive modules report processing module of checking meter after receiving order of checking meter；
6) processing module of checking meter reads the real-time or configuration corresponding of simulation electric energy meter data module according to the content of order of checking meter
Content, then according to the acknowledgment strategy of processing module itself configuration of checking meter, concentrator or collection is given by RS485 drive modules
Device respective response；
7) regularly or after an end cycle of checking meter, result of checking meter is checked；
Wherein, step 3) in by ammeter operation rule frame configure acknowledgment strategy：
1) the media channel exception medium exception such as electric energy meter or the carrier wave that cannot collect is simulated by configuring not acknowledgment strategy；
2) normal acquisition (ammeter can be unable to now with normal acquisition electric energy meter originally by configuring the simulation of timing section acknowledgment strategy
It is abnormal, collector exception)；
3) by switching, acknowledgment strategy cannot not gather electric energy meter to acknowledgment strategy simulation original, now can normal acquisition；
4) by configure deny, not acknowledgment strategy simulate abnormal electric energy meter
A, day freezing data are not supported；
B, day freeze markers and do not support；
C, block digital independent are not supported；
D, point copy data and do not support；
5) by configuring the stipulations electric energy meter of DL/T645-1997 multifunctional electric energy meter communication protocols policy-simulative 97；
6) by configure timed period acknowledgment strategy simulate check meter it is unstable；
7) by configuring some other accidental failures or event in random challenge policy-simulative running environment steady in a long-term；
8) by configuring wrong frame policy-simulative carrier wave, the media channel transmission signal distortions such as 485, interference, circuit crosstalk；
9) the communication process speed different by configuring delaying policy simulation various years ammeter.
4. a kind of method of testing of AMRS according to claim 3, it is characterised in that step 2) in by electricity
Table message box configuration simulation electric energy meter data.
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105137232B (en) * | 2015-08-25 | 2018-01-16 | 国网北京市电力公司 | meter monitoring method and device |
| CN105279952A (en) * | 2015-11-30 | 2016-01-27 | 国网江西省电力科学研究院 | Whole-event acquisition testing system of intelligent ammeter based on virtual ammeter module |
| CN105807131A (en) * | 2016-04-15 | 2016-07-27 | 国网江苏省电力公司盐城供电公司 | Communicating simulation type metering electric energy meter |
| CN108109356A (en) * | 2016-11-25 | 2018-06-01 | 上海应时为能源数据技术有限公司 | A kind of collector concentrator realized using virtual meter to oneself state monitoring |
| CN108008339A (en) * | 2017-11-16 | 2018-05-08 | 深圳市科陆电子科技股份有限公司 | The method for parameter configuration of virtual electric energy meter and virtual electric energy meter |
| CN108877187B (en) * | 2017-12-29 | 2019-12-27 | 国网山东省电力公司嘉祥县供电公司 | Intelligent electric energy meter metering information acquisition method and system |
| CN110515030B (en) * | 2019-09-03 | 2021-07-20 | 国网青海省电力公司电力科学研究院 | Simulation detection system with automatic power failure reporting function |
| CN111505373A (en) * | 2020-06-08 | 2020-08-07 | 广东电网有限责任公司 | Meter reading monitoring device and method for electric energy meter |
| CN112015167B (en) * | 2020-08-31 | 2021-09-17 | 杭州炬华科技股份有限公司 | Concentrator testing method and device, computer equipment and storage medium |
| CN112100068A (en) * | 2020-09-14 | 2020-12-18 | 贵州电网有限责任公司 | Method for testing redirection of communication object of terminal software |
| CN112311631B (en) * | 2020-11-23 | 2022-06-21 | 国网北京市电力公司 | Application communication test system and method |
| CN114826993A (en) * | 2022-04-21 | 2022-07-29 | 中国电力科学研究院有限公司 | Electric energy meter module simulation test system |
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