CN206096428U - A automatic test system for intelligent ammeter measures function - Google Patents
A automatic test system for intelligent ammeter measures function Download PDFInfo
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- CN206096428U CN206096428U CN201621140701.6U CN201621140701U CN206096428U CN 206096428 U CN206096428 U CN 206096428U CN 201621140701 U CN201621140701 U CN 201621140701U CN 206096428 U CN206096428 U CN 206096428U
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Abstract
The utility model discloses an automatic test system for intelligent ammeter measures function, including inspection decision maker, standard source and intelligent ammeter output signal detection device, inspection decision maker control standard source output signal, intelligent ammeter output signal detection device receives the electric energy meter signal and transmits the inspection decision maker to, the performance of all operating mode information of inspection decision maker storage and aassessment electric energy meter. The utility model discloses can automatic ergodic electric energy meter measurementdata and output interface signals data in typical case's operating mode, automated inspection, record and the storage testing process.
Description
Technical field
This utility model is specifically related to a kind of Auto-Test System for intelligent electric energy meter function of measuring.
Background technology
With the development of economic technology, intelligent electric energy meter is had been widely used in present intelligent grid, is tied in electricity consumption
Calculate very important effect is played with power grid quality monitoring.Therefore, the reliability of intelligent electric energy meter just seems more and more heavier
Will.
Traditional intelligent electric energy meter test is the function of measuring and output interface signal for testing intelligent electric energy meter respectively：Metering
The detection of function is that intelligent electric energy meter of the artificial operation standard source to being detected is powered, and according to the continuous data of intelligent electric energy meter
Testing result is drawn by being contrasted with gross data, and for the detection of output interface signal is carried out manually using oscillograph
Detection.
Used as a kind of advanced measuring equipment, when running at the scene, its operating mode is extremely complex to intelligent electric energy meter.And adopt
Test is carried out with artificial means and can only simulate limited operating mode, continuous duty environmental simulation and be switched fast the simulation of operating mode all without
Method is realized.Such as using live pocket watch data come to electric energy meter simulation test, but build test condition and the time-consuming expense of test environment
Power, and the running environment of assessment intelligent electric energy meter that cannot be definite, therefore its test result cannot review, for intelligent electric energy
The production of table and testing agency cannot also test and evaluate.And for the output signal interface of intelligent electric energy meter is examined
Survey, real time record cannot be carried out to detection data using manual detection mode, it is impossible to be monitored for a long time, also cannot be defeated to signal
The pulsewidth that goes out, frequency etc. carry out data preservation and analysis, cause process of the test inquire about and review output signal with metering
Between difference, and artificial prolonged detection can then produce serious fatigue, or even the phenomenons such as test leakage, erroneous judgement occur, seriously
Reduce the reliability of manual detection.
Utility model content
The purpose of this utility model be provide one kind can travel through automatically intelligent electric energy meter typical condition, automatic detection,
Record and store intelligent electric energy meter detection process in continuous data and output interface signal data based on intelligent electric energy meter
The Auto-Test System of amount function.
This Auto-Test System for intelligent electric energy meter function of measuring that this utility model is provided, including inspection judgement
Device, standard source and intelligent electric energy meter output signal detection device；The input of intelligent electric energy meter to be detected and standard source
Outfan connects, and output interface is signally attached to intelligent electric energy meter output signal detection device, and COM1 judges dress with inspection
Put connection；Inspection decision maker and standard source are connected by bus, and output control signal is to standard source, control standard source output
Corresponding electric power signal；Intelligent electric energy meter output signal detection device is connected by bus with inspection decision maker, is received to be checked
The output interface signal of the intelligent electric energy meter of survey, is transferred to inspection decision maker after data conversion；Inspection decision maker is used
In storage intelligent electric energy meter operating conditions scheme information, control standard source exports corresponding electric power signal, reaches and electric energy meter is entered
Row shock-testing, stress test and reliability testing, then according to intelligent electric energy meter output signal detection device, to be detected
The data signal that intelligent electric energy meter is uploaded carries out function judgement to intelligent electric energy meter to be detected.
Described standard source includes standard scale and power source.Inspection decision maker can arbitrarily control phase place, the frequency of standard source
Rate, output voltage values and output current value.
The output interface signal of described intelligent electric energy meter to be detected include pulse signal, relay output signal and when
Clock output signal.
Described intelligent electric energy meter output signal detection device includes input interface, controller circuitry, power circuit, communication
Circuit and output interface；Input interface provides terminals, the output interface signal for connecting intelligent electric energy meter to be detected and will treat
The output interface signal of the intelligent electric energy meter of detection sends into controller circuitry；It is incoming that controller circuitry is used for receives input interface
Signal, is stored to signal and is sent to telecommunication circuit by power circuit；Power circuit is for passing according to controller circuitry
The signal for entering is powered to telecommunication circuit；Telecommunication circuit is externally transmitted for the signal for storing controller circuitry.
Described controller circuitry is the circuit being made up of the microprocessor controller chip of model R5F2L38ABDFP.
Described power circuit is the circuit being made up of the isolated from power chip of model ADUM5241ARZ.
Described telecommunication circuit is the circuit being made up of the communication interface chip of model MAX232AESE.
This Auto-Test System for intelligent electric energy meter function of measuring that this utility model is provided, is judged by checking
The communication interface of device is connected with the communication interface of standard source, the voltage x current of the voltage, current terminal and standard source of electric energy meter
Output interface is docked, the signal of intelligent electric energy meter output signal detection device collection electric energy meter output, and uploads to inspection judgement
In device, check decision maker by reading the continuous data in electric energy meter to be detected, judge that electric energy meter metering to be detected is accurate
True property and reliability；Therefore this utility model can control the operating condition environment of electric energy meter to be detected, and work condition environment is carried out
Ergodic is tested, is switched fast test, operating mode fine setting test etc., can also be gathered electric energy meter output interface signal to be detected, be read
Take the continuous data of electric energy meter storage and judge, draw electric energy meter reliability of operation, all of intelligent electric energy meter can be traveled through
Continuous data and output interface signal data in operating mode, detection, record and storage intelligent electric energy meter detection process.
Description of the drawings
Fig. 1 is the functional block diagram of the Auto-Test System for intelligent electric energy meter function of measuring of the present utility model.
Fig. 2 is the circuit theory diagrams of intelligent electric energy meter output signal detection device of the present utility model.
Specific embodiment
It is illustrated in figure 1 the functional module of the Auto-Test System for intelligent electric energy meter function of measuring of the present utility model
Figure：This Auto-Test System for intelligent electric energy meter function of measuring that this utility model is provided, including inspection decision maker,
Standard source and intelligent electric energy meter output signal detection device；The input of intelligent electric energy meter to be detected and the outfan of standard source
Connection, output interface are signally attached to intelligent electric energy meter output signal detection device, and COM1 is connected with inspection decision maker；
Inspection decision maker and standard source are connected by bus, and output control signal, to standard source, control standard source output is corresponding
Electric power signal；Standard source includes standard scale and power source；Intelligent electric energy meter output signal detection device is led to inspection decision maker
Bus connection is crossed, the output interface signal of intelligent electric energy meter to be detected is received（Including pulse signal, relay output signal and
Clock output signal etc.）, inspection decision maker is transferred to after data conversion；Inspection decision maker is used to store intelligent electric energy
Table typical condition information, control standard source export corresponding electric power signal according to typical condition information data, and according to intelligent electricity
The data signal that energy table output signal detection device, intelligent electric energy meter to be detected are uploaded is carried out to intelligent electric energy meter to be detected
Assessment.
It is illustrated in figure 2 the circuit theory diagrams of intelligent electric energy meter output signal detection device of the present utility model：In figure
J101 is electric meter signal access point, by light-coupled isolation chip signal transmission to control chip U101 after signal access
（Model R5F2L38ABDFP）I/O on, control chip is analyzed and saves as digital letter to the pulsewidth of signal, energy
Breath；U103 be isolated from power chip, model ADUM5241ARZ, for communication chip（Model MAX232AESE）There is provided
Stable working power.J102 is the interface communicated with inspection decision maker by electric energy meter input signal detector.Control
The data stored on device chip have pulsewidth, peak value of pulse, pulse accumulative total and the pulse frequency of output signal.On controller chip
The data of storage upload to inspection decision maker data by J102, and inspection decision maker carries out contrast judgement to data, from
And can be with the stability of automatic decision electric energy meter output signal, reliability, while the accuracy of electric energy meter metering can also be judged.
Claims (8)
1. a kind of Auto-Test System for intelligent electric energy meter function of measuring, it is characterised in that including inspection decision maker, mark
Quasi- source and intelligent electric energy meter output signal detection device；The input of intelligent electric energy meter to be detected is connected with the outfan of standard source
Connect, output interface is signally attached to intelligent electric energy meter output signal detection device, COM1 is connected with inspection decision maker；Inspection
Test decision maker and standard source to connect by bus, and output control signal is to standard source, the corresponding electricity of control standard source output
Can signal；Intelligent electric energy meter output signal detection device is connected by bus with inspection decision maker, receives intelligence to be detected
The output interface signal of electric energy meter, is transferred to inspection decision maker after being converted to digital signal；Inspection decision maker is used for
The all work informations of storage intelligent electric energy meter, the corresponding electric power signal of control standard source foundation work information data output, according to
The data signal that intelligent electric energy meter output signal detection device, intelligent electric energy meter to be detected are uploaded is to intelligent electric energy to be detected
Table is estimated.
2. the Auto-Test System for intelligent electric energy meter function of measuring according to claim 1, it is characterised in that described
Standard source include standard scale and power source.
3. the Auto-Test System for intelligent electric energy meter function of measuring according to claim 1, it is characterised in that described
The output interface signal of intelligent electric energy meter to be detected include pulse signal, relay output signal and clock output signal.
4. the Auto-Test System for intelligent electric energy meter function of measuring according to claim 2, it is characterised in that described
The output interface signal of intelligent electric energy meter to be detected include pulse signal, relay output signal and clock output signal.
5. the Auto-Test System for intelligent electric energy meter function of measuring according to one of claim 1 ~ 4, its feature exist
In described intelligent electric energy meter output signal detection device include input interface, controller circuitry, power circuit, telecommunication circuit and
Output interface；Input interface provides terminals, the output interface signal for connecting intelligent electric energy meter to be detected and will be to be detected
The output interface signal of intelligent electric energy meter sends into controller circuitry；Controller circuitry is used for the incoming signal of receives input interface,
Signal is stored and telecommunication circuit is sent to by power circuit；Power circuit is for according to the incoming letter of controller circuitry
Number telecommunication circuit is powered；Telecommunication circuit is externally transmitted for the signal for storing controller circuitry.
6. the Auto-Test System for intelligent electric energy meter function of measuring according to claim 5, it is characterised in that described
Controller circuitry be the circuit being made up of the microprocessor controller chip of model R5F2L38ABDFP.
7. the Auto-Test System for intelligent electric energy meter function of measuring according to claim 5, it is characterised in that described
Power circuit be the circuit being made up of the isolated from power chip of model ADUM5241ARZ.
8. the Auto-Test System for intelligent electric energy meter function of measuring according to claim 5, it is characterised in that described
Telecommunication circuit be the circuit being made up of the communication interface chip of model MAX232AESE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621140701.6U CN206096428U (en) | 2016-10-19 | 2016-10-19 | A automatic test system for intelligent ammeter measures function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621140701.6U CN206096428U (en) | 2016-10-19 | 2016-10-19 | A automatic test system for intelligent ammeter measures function |
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| Publication Number | Publication Date |
|---|---|
| CN206096428U true CN206096428U (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621140701.6U Active CN206096428U (en) | 2016-10-19 | 2016-10-19 | A automatic test system for intelligent ammeter measures function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106646328A (en) * | 2016-10-19 | 2017-05-10 | 威胜集团有限公司 | Automatic test system for metering function of intelligent electric energy meter and method |
| CN113514792A (en) * | 2021-08-24 | 2021-10-19 | 杭州海兴电力科技股份有限公司 | Method and device for detecting signals at interface of modular electric energy meter and medium |
-
2016
- 2016-10-19 CN CN201621140701.6U patent/CN206096428U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106646328A (en) * | 2016-10-19 | 2017-05-10 | 威胜集团有限公司 | Automatic test system for metering function of intelligent electric energy meter and method |
| CN113514792A (en) * | 2021-08-24 | 2021-10-19 | 杭州海兴电力科技股份有限公司 | Method and device for detecting signals at interface of modular electric energy meter and medium |
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