CN110176947A - A kind of the communication failure diagnosis terminal and method of low pressure carrier wave module - Google Patents
A kind of the communication failure diagnosis terminal and method of low pressure carrier wave module Download PDFInfo
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- CN110176947A CN110176947A CN201910476122.0A CN201910476122A CN110176947A CN 110176947 A CN110176947 A CN 110176947A CN 201910476122 A CN201910476122 A CN 201910476122A CN 110176947 A CN110176947 A CN 110176947A
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- 238000004891 communication Methods 0.000 title claims abstract description 159
- 238000003745 diagnosis Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000012360 testing method Methods 0.000 claims abstract description 92
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 230000003068 static effect Effects 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 238000002405 diagnostic procedure Methods 0.000 claims description 9
- 230000003993 interaction Effects 0.000 claims description 3
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- 238000005859 coupling reaction Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
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- 239000003990 capacitor Substances 0.000 description 2
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- 238000004458 analytical method Methods 0.000 description 1
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- 235000008434 ginseng Nutrition 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
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Abstract
The invention discloses a kind of communication failure diagnosis terminal of low pressure carrier wave module and methods, it is related to measurement of power detection technique field, it is that the communication failure diagnosis terminal for surveying low pressure carrier wave module is built for 1376.2 carrier wave Standard Interface carrier module of national grid, Power consumption measuring module is controlled by microprocessor, and common static and dynamic power consumption monitoring is carried out to tested communication module, microprocessor passes through test interface module, tested module deck module requests table address and meter reading instruction function to be tested automatically tested communication module, it avoids manually carrying out testing the low problem of caused detection efficiency by power consumption tester and manual group message, greatly improve the working efficiency of carrier schemes detection.
Description
Technical field
The present invention relates to measurement of power detection technique field more particularly to a kind of communication failures of low pressure carrier wave module
Diagnosis terminal and method.
Background technique
Currently, electric line carrier communication technology is widely used in the detection of the various devices of electric system or instrument, it is main
The power line carrier of information needed for being used for transmission the acquisition of power grid metering user electricity consumption data or management and running and low rate
Voice communication.South electric network and national grid have oneself carrier interface and agreement application standard, the carrier wave side of various criterion
Case has application example at the scene.In order to meet the acquisition and O&M demand of power grid continuous data, live carrier module is communicated
The failure requirements of function can be identified fast and accurately, since field erected communication module not necessarily has the mark of interface and agreement
Know, while also lacking the tool for carrying out communication function diagnosis to suspected malfunctions carrier module.Currently, metering O&M or testing staff
It is usually to tear go back to module open laboratory from scene to build the logical of low-voltage collecting meter reading test macro progress carrier module in fault diagnosis
News test cannot achieve the rapid failure diagnosis at scene, and due to the hardware interface of different manufacturers carrier module and communication association
Discuss it is different, and when accident analysis need to static state and dynamic power consumption to carrier module, each module in carrier schemes
Carry out various tests in terms of meter-reading function, could improve the accuracy of breakdown judge, current shortage can to carrier schemes into
Tool that is capable multi-functional and efficiently testing.Therefore there is an urgent need to a kind of communication function of multi-functional carrier module diagnosis system and
Method, the common carrier interface agreement of energy automatic identification, and communication function can be carried out to each carrier module in carrier schemes
Quick diagnosis guarantee the accuracy of diagnostic result to improve the efficiency of fault diagnosis.
Summary of the invention
The purpose of the present invention is to provide a kind of communication failure diagnosis terminal of low pressure carrier wave module and methods, to overcome
It generally need to be by carrier module from scene when existing metering automation application field has a metering operation maintenance personnel manual fault diagnosis
Tear open back laboratory build that low-voltage collecting meter reading test macro tested and lacked can be to the carrier wave of 1376.2 carrier wave specification of national grid
Scheme carries out the shortcomings that tool that is multi-functional and efficiently testing.
To achieve the above object, the present invention provides a kind of communication failure diagnosis terminals of low pressure carrier wave module, comprising:
Tested module deck module, connect with tested communication module, for for the tested communication module provide power supply and
Communication interface；
Test interface module is connect, for protecting to microprocessor with the tested module deck module；
Microprocessor is connect with the test interface module, for passing through the test interface module and tested module deck mould
Block carries out Communication Control, power consumption calculation and communication function to the test interface of tested communication module and diagnoses；
Power consumption measuring module is connect with the microprocessor and tested module deck module respectively, the quilt for measuring
The voltage signal that communication module generates is tested, and is sent to the microprocessor；And
Peripheral module is connect with the microprocessor.
Further, by built in the microprocessor between the microprocessor and test interface module and peripheral module
I/O mouth connection；It is connected between the test interface module and tested module deck module by RS232 interface
Further, the tested communication module is that the metering automation terminal of 1376.2 specification of national grid carrier wave communicates mould
Block interface protocol carrier module or south electric network metering automation terminal communication module interface protocol carrier module.
Further, it is connected between the Power consumption measuring module and microprocessor by A/D converter.The measurement of power loss
It is directly connected between module and tested module deck module by power line.
Further, the peripheral module includes input equipment and display, the input equipment and display respectively with
Microprocessor connection, is used for human-computer interaction.
Further, further include power supply module, connect with tested module deck module, for giving communication failure diagnosis terminal
It is powered with tested communication module.
A kind of communication failure diagnostic method of low pressure carrier wave module, comprising the following steps:
S1, by the corresponding station of the communication failure diagnosis terminal of tested communication module access low pressure carrier wave module, it is described tested
Try communication module respectively with concentrator local module and electric energy meter local module；
S2, the setting tested communication module enter automated diagnostic tester mode；
S3, communication function diagnostic system control power supply output, power on the tested communication module；
S4, the communication function diagnostic system carry out specification identification process to the tested communication module, monitor electric energy meter sheet
The communication serial port of ground module sends required list address command to the tested communication module, and detection electric energy meter local module is
It is no to receive reply, if not receiving required list address command, electric energy meter beyond electric energy meter local module in the stipulated time
Local module is not inserted into or electric energy meter local module failure, stops test, provides failure information；If electric energy meter local module receives
To after required list address instruction, communication function diagnostic system simulates Virtual table, replys table address information and gives electric energy meter local module；
Whether the pin that S5, the communication function diagnostic system detect the tested communication module is in place, if in place, forwarding country
Family's 1376.2 carrier wave standardized instruction of power grid reads the version information of the tested communication module；Otherwise stop test, provide mistake
Lose information；
If the success of S6, the communication function diagnostic system read module version information, entry communication functional diagnosis testing process；
Otherwise stop test, provide failure information；
S7, the communication function diagnostic system issue module initialization instruction according to 1376.2 specification of national grid carrier wave, according to
The set waiting time waits the tested communication module initialization to complete；
S8, the communication function diagnostic system acquire the tested communication module current static power consumption；
S9, the communication function diagnostic system issue setting host node address and archives according to 1376.2 specification of national grid carrier wave
Information inquiring command is to the tested communication module, after the communication function diagnostic system receives reply, further according to state's household electrical appliances
1376.2 specification of net carrier wave issues forwarding meter reading instruction；
S10, the communication function diagnostic system monitor the communication serial port of electric energy meter local module, detect the electric energy meter sheet
Whether ground module receives meter reading message；If not receiving meter reading message in time-out time, stop testing, to the letter that makes mistake
Breath；If receiving meter reading message, the communication function diagnostic system simulation Virtual table replys meter reading data to the electric energy meter sheet
Ground module；
S11, the communication function diagnostic system monitor the communication serial port of concentrator local module, detect the concentrator sheet
Whether ground module receives meter reading and replys message, if not receiving meter reading replys message, stops testing, provides error message；If
It receives meter reading and replys message；
S12, according to test period, be repeated a number of times circulation meter reading (repeating S10-S11), the communication function diagnostic system is adopted
Collect current dynamic power consumption, obtains test result.
Further, the automated diagnostic tester mode in the S2 is to the corresponding test ginseng of module configuration to be measured
Number.
Further, the communication function diagnostic system, which is equipped with, interrupts key, the communication failure of the low pressure carrier wave module
During the test, the communication function diagnostic system listens to keys interrupt request to diagnostic method, stops when interrupting current
Test stops test, and returns to a upper testing procedure.
It further, further include S13, the printing test result, institute's test result includes: module release information, producer
The test results such as information, protocol type and power consumption.
Compared with prior art, the invention has the following beneficial effects:
1, the communication failure diagnosis terminal and method of a kind of low pressure carrier wave module provided by the present invention, national grid and south electricity
The carrier module of net carrier wave Standard Interface builds the diagnosis terminal for surveying the communication function of different carrier modules, passes through microprocessor control
Power consumption measuring module processed carries out common static and dynamic power consumption to tested communication module and monitors, and microprocessor is connect by test
Mouth mold block, tested module deck module request table address and meter reading instruction function to be tested automatically tested communication module,
It avoids manually carrying out testing the low problem of caused detection efficiency by power consumption tester and manual group message, greatly improve
The working efficiency of carrier schemes detection.
2, the communication failure diagnosis terminal and method of a kind of low pressure carrier wave module provided by the present invention, passes through communication function
The application of diagnostic system virtual concentrator technology and virtual ammeter technology can provide working power simultaneously to tested communication module
It is automatic to carry out the detection of meter reading process, it supports the independent test of each module in carrier schemes, guarantees the flexibility of test process.
Detailed description of the invention
It, below will be to attached drawing needed in embodiment description in order to illustrate more clearly of technical solution of the present invention
It is briefly described, it should be apparent that, the accompanying drawings in the following description is only one embodiment of the present of invention, general for this field
For logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the communication failure diagnosis terminal of low pressure carrier wave module of the invention；
Fig. 2 is the circuit diagram of tested module deck module of the invention；
Fig. 3 is the circuit diagram of test interface module of the invention；
Fig. 4 is the circuit diagram of the Power consumption measuring module of invention；
Fig. 5 is the flow chart of the communication failure diagnostic method of low pressure carrier wave module of the invention；
Wherein: 1- tested module deck module, 2- are tested communication module, 3- test interface module, 4- Power consumption measuring module, 5-
Peripheral module, 50- display, 51- keyboard, MCU- microprocessor, CCO- concentrator local module, STA- electric energy meter local mould
Block, 31- exchange anti-lightning surge protection circuit, 32- coupling transformer, 33- Subloop Protect circuit, 34- sample circuit.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, the technical solution in the present invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, those of ordinary skill in the art's every other embodiment obtained without creative labor,
It shall fall within the protection scope of the present invention.
As shown in Figure 1, the communication failure diagnosis terminal of low pressure carrier wave module provided by the present invention includes: test interface mould
Block 3, Micro-processor MCV, peripheral module 5, tested module deck module 1 and Power consumption measuring module 4.Micro-processor MCV respectively with
Test interface module 3 and peripheral module 5 connect, and test interface module 3 is connect with tested module deck module 1；Measurement of power loss mould
Block 4 is connect with Micro-processor MCV and tested module deck module 1 respectively；Peripheral module 5 includes input equipment and display 50,
Input equipment and display 50 are connect with Micro-processor MCV respectively, are used for human-computer interaction；Input equipment is keyboard 51.
Pass through the I/O mouth company built in Micro-processor MCV between Micro-processor MCV and test interface module 3 and peripheral module 5
It connects.It is connected between test interface module 3 and tested module deck module 1 by RS232 interface, Power consumption measuring module 4 and Wei Chu
It manages and is connected between device MCU by A/D converter, it is straight by power line between Power consumption measuring module 4 and tested module deck module 1
It connects in succession.
It continues to refer to figure 1, communication failure diagnosis terminal further includes power supply module, power supply module and tested module deck module
1 connection, for being powered to communication failure diagnosis terminal and tested communication module 2.Power supply module provides 12V DC electricity electricity
Source output, Micro-processor MCV use ARM Cortex-M3.Tested communication module 2 be 1376.2 specification of national grid carrier wave or
South electric network metering automation terminal communication module interface protocol (2016) carrier module.Display 50 uses
The color frequency LCD of OCM320240T350-1B.
Box is hollow rectangular parallelepiped structure, and the size of box bottom surface is 54 × 72mm2, Micro-processor MCV, measurement of power loss
Module 4, test interface module 3 and tested module deck module 1 are mounted on cassette interior, and display 50 is mounted on the top of box
Each interface in portion, tested module deck module 1 is mounted on the corresponding face of box, and box is small in size, easy to carry and existing
Field uses.
As shown in Fig. 2, Fig. 2 is the circuit diagram of tested module deck module 1, the circuit diagram packet of tested module deck module 1
Triode Q6 is included, the base stage of triode Q6 connects 3.3V analog voltage by resistance R121；The collector and resistance of triode Q6
R124 and capacitor C99 are in parallel, and the other end of resistance R124 is the 5V power voltage supply interface of tested deck 1, connect the progress of 5V voltage
Power supply；The current collection of the triode Q6 extremely end CCO_N_RXD (being parallel with interface 25 and interface 27)；The transmitting of triode Q6 is extremely
UART3 TXD1(is interface 23), the emitter of triode Q6 is connect by resistance R122 with the base stage of another triode Q5,
The transmitting of triode Q5 extremely CCO_N_TXD(is interface 24), the collector of triode Q5 is grounded by capacitor C100.It is tested
The interface of deck 1 can be the corresponding interface or terminal of corresponding module.
Interface 25 is communicated with tested module deck module 1 with the metering automation terminal of 1376.2 specification of national grid carrier wave
The connection of module interface protocol carriers module, interface 27 and south electric network metering automation terminal communication module interface protocol (2016
Year) carrier module connection.
As shown in figure 3, the circuit of test interface module 3 includes: exchange anti-lightning surge protection circuit 31, coupling transformer
32, Subloop Protect circuit 33 and sample circuit 34；It is used in exchange anti-lightning surge protection circuit 31 and Subloop Protect circuit 33
Diode be Transient Suppression Diode, Transient Suppression Diode use model TVS3, coupling transformer 32 use type
Number be HR60082.
The input terminal of exchange anti-lightning surge protection circuit 31 is respectively connected to N-terminal and L terminal, the output of sample circuit 34
End is the end ZBAD (interface 34) of test interface module 3；The interface 24 of tested module deck module 1 and the L of test interface module 3
End is attached communication, N-terminal welding system zero curve, the end ZBAD and the test interface module 3 of Micro-processor MCV by power line
The connection of the end ZBAD；Test interface module 3 in order to acquire the carrier signal that tested communication module 2 returns need by alternating current 220V into
Row isolation, alternating current 220V is isolated by coupling transformer 32, to collect the carrier signal that tested communication module 2 returns
It is sent into micro process MCU, high voltage protective is carried out to micro process MCU by the diode TVS3 of Subloop Protect circuit 33.
As shown in figure 4, Fig. 4 is the circuit diagram of Power consumption measuring module 4, the interface 44 of Power consumption measuring module 4 is 12V work electricity
Source interface, interface 41 are 12V signal receiving end, and interface 43 is the CCO_AD output end of Power consumption measuring module 4.Power consumption measuring module
4 interface 41 is connect with the interface 23 of tested module deck module 1, the voltage signal warp inputted from tested module deck module 1
The amplification of operational amplifier 42 is crossed, the interface 43 of Power consumption measuring module 4 is connect with the CCO_AD pin of micro process MCU, measurement of power loss
The voltage and current signals of the interface 41 of module 4 are sampled by ± 1% precision sampling resistor R35 of 0.1 Ω, pass through operational amplifier
The model LM2902PWR that 42(is used) amplification sampled signal, it send finally by interface 43 to A/D converter and is being sent to micro- place
MCU is managed, to calculate the actual power loss of tested communication module 2 by Micro-processor MCV.
The communication failure diagnostic method of low pressure carrier wave module provided by the present invention the following steps are included:
S1, by tested communication module 2 access tested module deck module 1 corresponding station, be tested communication module 2 respectively with
Concentrator local module CCO is connected with electric energy meter local module STA；Tested communication module is the rule of national grid carrier wave 1376.2
About or south electric network metering automation terminal communication module interface protocol (2016) carrier module；
S2, tested communication module 2 is set into automated diagnostic tester mode, automated diagnostic tester mode is to match to module to be measured
Corresponding test parameter is set, test parameter includes: power consumption test period, Communications failure waiting time etc.；
S3, Micro-processor MCV control power supply output, power on tested communication module 2；
S4, Micro-processor MCV send control command and enter test interface module 3 to the progress specification identification of tested communication module 2
Process monitors the communication serial port of electric energy meter local module STA, sends required list address command, detection to tested communication module 2
Whether electric energy meter local module STA can receive reply, ask if not receiving beyond electric energy meter local module STA in the stipulated time
Table address order is asked, then electric energy meter local module STA is not inserted into or electric energy meter local module STA failure, stopping test providing mistake
Lose information；If after electric energy meter local module STA receives required list address instruction, Micro-processor MCV simulates Virtual table, table is replied
Address information gives electric energy meter local module STA；
Whether the pin that S5, Micro-processor MCV detect tested communication module 2 is in place, if in place, Micro-processor MCV forwarding country
Family's 1376.2 specification of network carrier and south electric network metering automation terminal communication module interface protocol instruct accordingly reads quilt
Test the version information of communication module 2；If otherwise two kinds of agreements, which read failure, stops test, otherwise stops test, provide mistake
Lose information；
If the success of S6, Micro-processor MCV read module version information, entry communication functional diagnosis testing process；Otherwise stop
Test, provides failure information；
S7, Micro-processor MCV issue module initialization instruction according to 1376.2 specification of national grid carrier wave, according to set etc.
It is completed to the initialization of communication module 2 to be tested such as time；
S8, Micro-processor MCV acquire tested 2 current static power consumption of communication module by Power consumption measuring module 4；
S9, Micro-processor MCV issues setting host node address according to 1376.2 specification of national grid carrier wave and archive information is inquired
Order after Micro-processor MCV receives reply, is issued to tested communication module 2 further according to 1376.2 specification of national grid carrier wave
Forward meter reading instruction；
S10, Micro-processor MCV monitor the communication serial port of electric energy meter local module STA, and whether detection electric energy meter local module STA
Receive meter reading message；If not receiving meter reading message in time-out time, stop testing, provides error message, error message
For module carrier wave or micropower small wireless channel abnormal；If receiving meter reading message, Micro-processor MCV simulation Virtual table reply is copied
Table data give electric energy meter local module STA；
The communication serial port of S11, Micro-processor MCV monitoring concentrator local module CCO, whether detection concentrator local module CCO
It receives meter reading and replys message, if not receiving meter reading replys message, stop testing, provide error message, error message is mould
Block carrier wave or micropower small wireless channel abnormal；If receiving meter reading replys message；
S12, according to test period, be repeated a number of times circulation meter reading (repeating S10-S11), Micro-processor MCV passes through power consumption survey
Amount module 4 acquires current dynamic power consumption, obtains test result.
S13, printing test are as a result, institute's test result includes: module release information, company-information, protocol type and power consumption
Etc. test results.
S14, the button on keyboard 51 is set as interrupting key, the communication failure diagnosis side of low pressure carrier wave module into corresponding
During the test, communication failure diagnosis terminal listens to keys interrupt request to method, when pressing interruption button, stopping when interrupting
Current test stops test, and returns to a upper testing procedure.
To sum up, the present invention a kind of the communication failure diagnosis terminal and method of low pressure carrier wave module, for national grid and south
The carrier module of square network carrier Standard Interface is built test environment and is monitored to common static and dynamic power consumption, required list
Address and meter reading instruction function are tested automatically, are avoided manually being tested by power consumption tester and manually group message and be led
The low problem of the detection efficiency of cause greatly improves the working efficiency of carrier schemes detection.Pass through virtual concentrator technology and void
The application of quasi- ammeter technology can provide tested communication module 2 working power and carry out the detection of meter reading process automatically, support
The independent test of each module in carrier schemes, guarantees the flexibility of test process.
Above disclosed is only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, can readily occur in variation or modification,
It is covered by the protection scope of the present invention.
Claims (10)
1. a kind of communication failure diagnosis terminal of low pressure carrier wave module, it is characterised in that: include:
Tested module deck module, connect with tested communication module, for for the tested communication module provide power supply and
Communication interface；
Test interface module is connect, for protecting to microprocessor with the tested module deck module；
Microprocessor is connect with the test interface module, for passing through the test interface module and tested module deck mould
Block carries out Communication Control, power consumption calculation and communication function to the test interface of tested communication module and diagnoses；
Power consumption measuring module is connect with the microprocessor and tested module deck module respectively, the quilt for measuring
The voltage signal that communication module generates is tested, and is sent to the microprocessor；And
Peripheral module is connect with the microprocessor.
2. the communication failure diagnosis terminal of low pressure carrier wave module according to claim 1, it is characterised in that: the micro process
Pass through the I/O mouth connection built in the microprocessor between device and test interface module and peripheral module；The test interface mould
It is connected between block and tested module deck module by RS232 interface.
3. the communication failure diagnosis terminal of low pressure carrier wave module according to claim 1, it is characterised in that: described tested
Communication module is metering automation terminal communication module interface protocol carrier module or the south of 1376.2 specification of national grid carrier wave
Square power grid metering automation terminal communication module interface protocol carrier module.
4. the communication failure diagnosis terminal of low pressure carrier wave module according to claim 1, it is characterised in that: the power consumption is surveyed
It measures and is connected between module and microprocessor by A/D converter；Between the Power consumption measuring module and tested module deck module
It is directly connected to by power line.
5. the communication failure diagnosis terminal of low pressure carrier wave module according to claim 1, it is characterised in that: the peripheral hardware mould
Block includes input equipment and display, and the input equipment and display are connect with microprocessor respectively, is used for human-computer interaction.
6. the communication failure diagnosis terminal of low pressure carrier wave module according to claim 1, it is characterised in that: further include power supply
Module is connect with tested module deck module, for being powered to communication failure diagnosis terminal and tested communication module.
7. a kind of communication failure diagnostic method of low pressure carrier wave module, it is characterised in that: the following steps are included:
S1, by the corresponding station of the communication failure diagnosis terminal of tested communication module access low pressure carrier wave module, it is described tested
Try communication module respectively with concentrator local module and electric energy meter local module；
S2, the setting tested communication module enter automated diagnostic tester mode；
S3, communication function diagnostic system control power supply output, power on the tested communication module；
S4, the communication function diagnostic system carry out specification identification process to the tested communication module, monitor electric energy meter sheet
The communication serial port of ground module sends required list address command to the tested communication module, and detection electric energy meter local module is
It is no to receive reply, if not receiving required list address command, electric energy meter beyond electric energy meter local module in the stipulated time
Local module is not inserted into or electric energy meter local module failure, stops test, provides failure information；If electric energy meter local module receives
To after required list address instruction, communication function diagnostic system simulates Virtual table, replys table address information and gives electric energy meter local module；
Whether the pin that S5, the communication function diagnostic system detect the tested communication module is in place, if in place, forwarding country
Family's 1376.2 carrier wave standardized instruction of power grid reads the version information of the tested communication module；Otherwise stop test, provide mistake
Lose information；
If the success of S6, the communication function diagnostic system read module version information, entry communication functional diagnosis testing process；
Otherwise stop test, provide failure information；
S7, the communication function diagnostic system issue module initialization instruction according to 1376.2 specification of national grid carrier wave, according to
The set waiting time waits the tested communication module initialization to complete；
S8, the communication function diagnostic system acquire the tested communication module current static power consumption；
S9, the communication function diagnostic system issue setting host node address and archives according to 1376.2 specification of national grid carrier wave
Information inquiring command is to the tested communication module, after the communication function diagnostic system receives reply, further according to state's household electrical appliances
1376.2 specification of net carrier wave issues forwarding meter reading instruction；
S10, the communication function diagnostic system monitor the communication serial port of electric energy meter local module, detect the electric energy meter sheet
Whether ground module receives meter reading message；If not receiving meter reading message in time-out time, stop testing, to the letter that makes mistake
Breath；If receiving meter reading message, the communication function diagnostic system simulation Virtual table replys meter reading data to the electric energy meter sheet
Ground module；
S11, the communication function diagnostic system monitor the communication serial port of concentrator local module, detect the concentrator sheet
Whether ground module receives meter reading and replys message, if not receiving meter reading replys message, stops testing, provides error message；If
It receives meter reading and replys message；
S12, according to test period, be repeated a number of times circulation meter reading, the communication function diagnostic system acquires current dynamic function
Consumption, obtains test result.
8. the communication failure diagnostic method of low pressure carrier wave module according to claim 7, it is characterised in that: in the S2
Automated diagnostic tester mode is to configure corresponding test parameter to the module to be measured.
9. the communication failure diagnostic method of low pressure carrier wave module according to claim 7, it is characterised in that: the communication function
Energy diagnostic system, which is equipped with, interrupts key, and the communication failure diagnostic method of the low pressure carrier wave module is during the test, described logical
Communication function diagnostic system listens to keys interrupt request, stops current test when interrupting, and stops test, and returns to a upper test
Step.
10. the communication failure diagnostic method of low pressure carrier wave module according to claim 7, it is characterised in that: further include
S13, the printing test result, institute's test result include: that module release information, company-information, protocol type and power consumption etc. are surveyed
Test result.
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| CN201910476122.0A CN110176947A (en) | 2019-06-03 | 2019-06-03 | A kind of the communication failure diagnosis terminal and method of low pressure carrier wave module |
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| CN201910476122.0A CN110176947A (en) | 2019-06-03 | 2019-06-03 | A kind of the communication failure diagnosis terminal and method of low pressure carrier wave module |
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Cited By (4)
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| CN112242858A (en) * | 2020-11-05 | 2021-01-19 | 南方电网科学研究院有限责任公司 | Method and device for testing carrier communication module of electric energy meter |
| CN113923542A (en) * | 2021-10-28 | 2022-01-11 | 国网江苏省电力有限公司营销服务中心 | Low-voltage transformer area full-link meter reading time delay detection method and system |
| CN114070894A (en) * | 2021-11-18 | 2022-02-18 | 国网四川省电力公司营销服务中心 | Data acquisition method and data acquisition system compatible with communication module |
| CN114553677A (en) * | 2021-12-25 | 2022-05-27 | 国家电网有限公司 | HPLC district communication network operation and maintenance terminal |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242858A (en) * | 2020-11-05 | 2021-01-19 | 南方电网科学研究院有限责任公司 | Method and device for testing carrier communication module of electric energy meter |
| CN113923542A (en) * | 2021-10-28 | 2022-01-11 | 国网江苏省电力有限公司营销服务中心 | Low-voltage transformer area full-link meter reading time delay detection method and system |
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| CN114553677A (en) * | 2021-12-25 | 2022-05-27 | 国家电网有限公司 | HPLC district communication network operation and maintenance terminal |
| CN114553677B (en) * | 2021-12-25 | 2024-05-28 | 国家电网有限公司 | HPLC platform district communication network operation and maintenance terminal |
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