CN109407037A - A kind of test method of intelligent electric meter - Google Patents
A kind of test method of intelligent electric meter Download PDFInfo
- Publication number
- CN109407037A CN109407037A CN201810693138.2A CN201810693138A CN109407037A CN 109407037 A CN109407037 A CN 109407037A CN 201810693138 A CN201810693138 A CN 201810693138A CN 109407037 A CN109407037 A CN 109407037A
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- electricity
- electric energy
- test
- energy meter
- meter
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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
Abstract
The present invention relates to a kind of test methods of intelligent electric meter, specifically: first determine whether the exception of electric energy meter appearance will be related to electricity and have good luck, if not being related to, so the electricity mantissa of electric energy meter is all deposited into memory, the enable end for being then shut off metering chip makes it no longer carry out electric quantity metering；It has good luck if the detection of the exception need to carry out electricity, and needs to store institute's electricity consumption in test pattern, then open up the new space FLASH and electricity used in maintenance process is stored；If not needing institute's electricity consumption in storage test pattern; then user's electricity is stored into the new address of memory; and the memory-aided raw address of benefit tests having good luck for electricity to store; protection mechanism is taken to the electricity of user; by electric energy meter, used test electricity is accurately handled during the test; it avoids and occurs the case where user's electricity counts and user's electricity is caused not to be consistent with practical electricity consumption when the electric energy meter of user repairs, to improve accuracy of the intelligent electric meter in metering.
Description
Technical field
The present invention relates to intelligent electric meter technical fields, more particularly, to a kind of test method of intelligent electric meter.
Background technique
Intelligent electric meter is the intelligent terminal of smart grid, it is not traditional electric energy meter, and intelligent electric meter removes
Have other than the function of measuring of traditional electric energy meter basic electricity consumption, in order to adapt to also having using it for smart grid and new energy
There are two-way a variety of rate function of measuring, user terminal control function, the bidirectional data communication function of plurality of data transmission modes, thief-proof
The intelligentized function such as Electricity Functional, intelligent electric meter represent the development of following energy-conserving intelligent power grid end user's intelligent terminal
Direction.
In the prior art, the test pattern of intelligent meter is mainly used for ammeter and in practical applications breaks down to be reprocessed
Situation, when intelligent electric meter occur non electrical quantity have good luck abnormal problem when, maintenance personal make ammeter enter test pattern carry out problem
Lookup and maintenance, ammeter is still powered on and is had good luck during this period, it may appear that user's electricity and actual use electricity are inconsistent
Situation.In order to optimize metering high precision int when intelligent electric meter in practical applications is safeguarded, reprocesses, tests, so that user
Electricity it is unaffected, the situation for needing to design a kind of high precision measurement mode to avoid user's electricity impaired.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of electric energy meters that can be avoided user when repairing
Current family electricity counts, to improve the test method of the intelligent electric meter of accuracy of the intelligent electric meter in metering.
The technical scheme adopted by the invention is that a kind of test method of intelligent electric meter, including the following steps:
(1), first determine whether the exception of electric energy meter appearance will be related to electricity and have good luck, if the exception is not related to electricity
It has good luck, then entering step (2)；If the exception that electric energy meter occurs will be related to electricity and have good luck, step is entered
(5)；
(2), before electric energy meter enters test pattern, first the electricity mantissa of electric energy meter is all deposited into memory, then
The enable end for closing metering chip makes it no longer carry out the metering of electricity；
(3), electric energy meter enters test pattern, and whether detection metering chip is still in the acquisition for carrying out electricity, if metering
Chip is reset after then taking out accumulative electricity still in the acquisition for carrying out electricity；
(4), whether the enable end for detecting metering chip again is closed, and continues the electricity in this time if being not turned off
It resets and carries out alert process；If metering chip has stopped acquiring electricity, test and maintenance can be carried out to electric energy meter；
(5), if desired electric energy meter come store and record test mode used in electricity data, then first open up new
The space FLASH stores electricity data used in instrument maintenance process；If not needing electric energy meter storage and record being surveyed
Data used in die trial formula then store user power consumption data into the new address of memory, and the memory-aided original of benefit
Having good luck for electricity is tested to store in the address of first storing electricity, and the test electricity in former storage address is removed after the completion of test.
In step (3), if metering chip will be tested still in the acquisition for carrying out electricity by program tolerance mechanism
The electricity added up in chip register is reset after taking out.Made when intelligent meter enters test pattern by fault tolerant mechanism,
The accumulative of electricity is no longer carried out, so that the electric energy meter of user be avoided to occur electricity, the i.e. error of the electricity charge when repairing.Effectively
Improve intelligence, precision and hommization of the intelligent electric meter in metering.
In step (5), open up what the new space FLASH stored test data used in instrument maintenance process
Specific steps are as follows:
A, firstly, whether detection electric energy meter comes into test pattern, if entering test pattern, by original electricity
Digit is saved to the raw address of the memory of storing electricity；
B, after legacy data saves completely, all electricity pointers are directed toward a new storage address, then complete documentation
Test data when maintenance；
C, after maintenance, test pattern is exited manually, and electricity pointer is directed toward the raw address where user's electricity again；
In step (5), former data are stored into the new address of memory and utilize former storage address storage test electricity
The specific steps of amount having good luck are as follows:
A, it firstly, whether detection electric energy meter comes into test pattern, if electric energy meter enters test pattern, will survey
The electricity data used of user is deposited into the storage address newly opened up before die trial formula；
B, after saving completely, the data for carrying out being measured when electricity is had good luck are stored by former storage address, and be recorded as
Test electricity data；
C, after terminating test, test electricity data is reset, user institute is then taken out from the storage address newly opened up
Electricity data simultaneously carries out data recovery.
In step (2), it is reliability using the advantages of this kind of memory that the memory, which is eeprom memory,
Height, data are not easy to lose.
In step (5), it is reliability using the advantages of this kind of memory that the memory, which is eeprom memory,
Height, data are not easy to lose.
In step (3), electric energy meter enters test pattern, and the liquid crystal display on electric energy meter passes through display inverted triangle mark
It indicates that current electric energy meter is in test pattern, staff is facilitated to distinguish whether electric energy meter is in test pattern.
In step (3), electric energy meter enters test pattern, test electricity number of the liquid crystal display on electric energy meter to acquisition
According to being shown, the control for the problem that staff is in electric energy testing process can be convenient in this way.
In step (5), during test pattern, liquid crystal display on electric energy meter by display inverted triangle mark come
It indicates that current electric energy meter is in test pattern, staff is facilitated to distinguish whether electric energy meter is in test pattern.
In step (5), electric energy meter enters test pattern, test electricity number of the liquid crystal display on electric energy meter to acquisition
According to being shown, the control for the problem that staff is in electric energy testing process can be convenient in this way.
The beneficial effects of the present invention are: the test method of above-mentioned intelligent electric meter, takes protection mechanism to the electricity of user,
Whether need to be related to electricity to have good luck by judging electric energy meter when being abnormal, to electric energy meter during the test used in
Test electricity is accurately handled, and is accurately protected to the electricity of the electric energy meter by test process, avoids the electricity of user
Energy table occurs the situation that user's electricity is inconsistent with actual use electricity caused by the counting of user's electricity when repairing,
To improve accuracy of the intelligent electric meter in metering.
Specific embodiment
Invention is further described, below in conjunction with specific embodiment to enable those skilled in the art's refer to the instruction text
It can implement accordingly, the scope of the present invention is not limited to the specific embodiment.
Intelligent electric meter currently on the market is acquired electricity by metering chip, and metering chip is acquired electricity
Afterwards, the electricity of acquisition is calculated and is stored in corresponding register, the value that program transfers register again is further right
Electricity is calculated.
The present invention relates to a kind of test methods of intelligent electric meter, including the following steps:
(1), first determine whether the exception of electric energy meter appearance will be related to electricity and have good luck, if the exception is not related to electricity
It has good luck, then entering step (2)；If the exception that electric energy meter occurs will be related to electricity and have good luck, step is entered
(5)；
(2), before electric energy meter enters test pattern, first the electricity mantissa of electric energy meter is all deposited into memory, then
The enable end for closing metering chip makes it no longer carry out the metering of electricity；Note: test pattern here is to the different of electric energy meter
Often tested；
(3), electric energy meter enters test pattern, and whether detection metering chip is still in the acquisition for carrying out electricity, if metering
Chip is reset after then taking out accumulative electricity still in the acquisition for carrying out electricity；
(4), whether the enable end for detecting metering chip again has been switched off, by the electricity in this time if being not turned off
It persistently resets and carries out alert process；If metering chip has stopped acquiring electricity, electric energy meter can be tested
Maintenance；
(5), if desired electric energy meter come store and record test mode used in electricity data, then first open up new
The space FLASH stores electricity data used in instrument maintenance process；If not needing electric energy meter storage and record being surveyed
Data used in die trial formula then store user power consumption data into the new address of memory, and the memory-aided original of benefit
Having good luck for electricity is tested to store in the address of first storing electricity, and the test electricity in former storage address is removed after the completion of test.
In step (3), if metering chip will be tested still in the acquisition for carrying out electricity by program tolerance mechanism
The electricity added up in chip register is reset after taking out.
In step (5), open up what the new space FLASH stored test data used in instrument maintenance process
Specific steps are as follows:
D, firstly, whether detection electric energy meter comes into test pattern, if entering test pattern, by original electricity
Digit is saved to the raw address of the memory of storing electricity；
E, after legacy data saves completely, all electricity pointers are directed toward a new storage address, then complete documentation
Test data when maintenance；
F, after maintenance, test pattern is exited manually, and electricity pointer is directed toward the raw address where user's electricity again；
In step (5), former data are stored into the new address of memory and utilize former storage address storage test electricity
The specific steps of amount having good luck are as follows:
D, it firstly, whether detection electric energy meter comes into test pattern, if electric energy meter enters test pattern, will survey
The electricity data used of user is deposited into the storage address newly opened up before die trial formula；
E, after saving completely, the data for carrying out being measured when electricity is had good luck are stored by former storage address, and be recorded as
Test electricity data；
F, after terminating test, test electricity data is reset, user institute is then taken out from the storage address newly opened up
Electricity data simultaneously carries out data recovery.
In the above process, host computer can carry out data comparison by different OBIS copy reading user electricity and test electricity.
In step (2), it is reliability using the advantages of this kind of memory that the memory, which is eeprom memory,
Height, data are not easy to lose.
In step (5), it is reliability using the advantages of this kind of memory that the memory, which is eeprom memory,
Height, data are not easy to lose.
In step (3), electric energy meter enters test pattern, and the liquid crystal display on electric energy meter passes through display inverted triangle mark
It indicates that current electric energy meter is in test pattern, staff is facilitated to distinguish whether electric energy meter is in test pattern.
In step (3), electric energy meter enters test pattern, test electricity number of the liquid crystal display on electric energy meter to acquisition
According to being shown, the control for the problem that staff is in electric energy testing process can be convenient in this way.
In step (5), during test pattern, liquid crystal display on electric energy meter by display inverted triangle mark come
It indicates that current electric energy meter is in test pattern, staff is facilitated to distinguish whether electric energy meter is in test pattern.
In step (5), electric energy meter enters test pattern, test electricity number of the liquid crystal display on electric energy meter to acquisition
According to being shown, the control for the problem that staff is in electric energy testing process can be convenient in this way.
The test method of a kind of intelligent electric meter described in the invention, by increasing an electric quantity protective for the calculating of electricity
Mechanism starts electric quantity protective when electric energy meter needs to enter test pattern when maintenance, test to be debugged
Mechanism, the practical electricity consumption of user does not generate accumulative in the process, is linked into user family again after the completion of electric energy meter maintenance,
Electric quantity protective mechanism at this time, " all types of electricity of electric energy meter, which start again at, to be measured.
Claims (10)
1. a kind of test method of intelligent electric meter, it is characterised in that: include the following steps:
(1), first determine whether the exception of electric energy meter appearance will be related to electricity and have good luck, if the exception is not related to electricity and walks
Word, then entering step (2)；If the exception that electric energy meter occurs will be related to electricity and have good luck, step (5) are entered；
(2), before electric energy meter enters test pattern, first the electricity mantissa of electric energy meter is all deposited into memory, is then shut off
The enable end of metering chip makes it no longer carry out the metering of electricity；
(3), electric energy meter enters test pattern, and whether detection metering chip is still in the acquisition for carrying out electricity, if metering chip
Still it in the acquisition for carrying out electricity, is then reset after taking out accumulative electricity；
(4), whether the enable end for detecting metering chip again is closed, and persistently resets the electricity in this time if being not turned off
And carry out alert process；If metering chip has stopped acquiring electricity, test and maintenance can be carried out to electric energy meter；
(5), if desired electric energy meter come store and record test mode used in electricity data, then first open up new
The space FLASH stores electricity data used in instrument maintenance process；If not needing electric energy meter storage and record being surveyed
Data used in die trial formula then store user power consumption data into the new address of memory, and the memory-aided original of benefit
Having good luck for electricity is tested to store in the address of first storing electricity, and the test electricity in former storage address is removed after the completion of test.
2. a kind of test method of intelligent electric meter according to claim 1, it is characterised in that: in step (3), if meter
Chip is measured still in the acquisition for carrying out electricity, then is taken out by program tolerance mechanism by the electricity added up in chip register is tested
After reset.
3. a kind of test method of intelligent electric meter according to claim 1, it is characterised in that: in step (5), open up new
The space FLASH specific steps that test data used in instrument maintenance process is stored are as follows:
A, firstly, whether detection electric energy meter comes into test pattern, if entering test pattern, by original electricity digit
It saves to the raw address of the memory of storing electricity；
B, after legacy data saves completely, all electricity pointers are directed toward a new storage address, then complete documentation overhauls
When test data；
C, after maintenance, test pattern is exited manually, and electricity pointer is directed toward the raw address where user's electricity again.
4. a kind of test method of intelligent electric meter according to claim 1, it is characterised in that: in step (5), by former number
According to the specific steps having good luck for storing into the new address of memory and storing using former storage address test electricity are as follows:
A, firstly, whether detection electric energy meter comes into test pattern, if electric energy meter enters test pattern, mould will be tested
The electricity data used of user is deposited into the storage address newly opened up before formula；
B, after saving completely, the data for carrying out being measured when electricity is had good luck are stored by former storage address, and be recorded as testing
Electricity data；
C, after terminating test, test electricity data is reset, is then taken out used in user from the storage address newly opened up
Electricity data simultaneously carries out data recovery.
5. a kind of test method of intelligent electric meter according to claim 1, it is characterised in that: described in step (2)
Memory is eeprom memory.
6. according to claim 1 or the test method of claim 3 or a kind of intelligent electric meter as claimed in claim 4, feature
Be: in step (5), the memory is eeprom memory.
7. a kind of test method of intelligent electric meter according to claim 1, it is characterised in that: in step (3), electric energy meter
Into test pattern, the liquid crystal display on electric energy meter indicates that current electric energy meter is in test mould by display inverted triangle mark
Formula.
8. a kind of test method of intelligent electric meter according to claim 1, it is characterised in that: in step (3), electric energy meter
Into test pattern, the liquid crystal display on electric energy meter shows the test electricity data of acquisition.
9. a kind of test method of intelligent electric meter according to claim 1, it is characterised in that: in step (5), testing
In mode process, the liquid crystal display on electric energy meter indicates that current electric energy meter is in test mould by display inverted triangle mark
Formula.
10. a kind of test method of intelligent electric meter according to claim 1, it is characterised in that: in step (5), electric energy
Table enters test pattern, and the liquid crystal display on electric energy meter shows the test electricity data of acquisition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810693138.2A CN109407037B (en) | 2018-06-29 | 2018-06-29 | Test method of intelligent electric meter |
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|---|---|---|---|
| CN201810693138.2A CN109407037B (en) | 2018-06-29 | 2018-06-29 | Test method of intelligent electric meter |
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| CN109407037B CN109407037B (en) | 2021-05-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114500468A (en) * | 2021-12-31 | 2022-05-13 | 宁波三星智能电气有限公司 | Bit-reducing table searching method for solving table number conflict |
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