CN205901757U - Carrier communication module intelligent detecting system - Google Patents
Carrier communication module intelligent detecting system Download PDFInfo
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- CN205901757U CN205901757U CN201620743903.3U CN201620743903U CN205901757U CN 205901757 U CN205901757 U CN 205901757U CN 201620743903 U CN201620743903 U CN 201620743903U CN 205901757 U CN205901757 U CN 205901757U
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- 230000006854 communication Effects 0.000 title claims abstract description 61
- 238000004891 communication Methods 0.000 title claims abstract description 60
- 238000012360 testing method Methods 0.000 claims abstract description 44
- 238000000746 purification Methods 0.000 claims abstract description 3
- 238000001514 detection method Methods 0.000 claims description 23
- 238000005259 measurement Methods 0.000 claims description 22
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 238000001228 spectrum Methods 0.000 claims description 12
- 238000005562 fading Methods 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 230000003595 spectral effect Effects 0.000 abstract 2
- 230000005611 electricity Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012421 spiking Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model provides a carrier communication module intelligent detecting system, includes three -phase purification voltage regulator source, artifical power network, main frame, unit under test, joins in marriage survey equipment, spectral analyser, programmable attenuator, the acoustic coupler that makes an uproar, noise source simulator, variable load simulator and test bench. The three -phase purifies the voltage regulator source to be passed through the power line and links to each other with artifical power network, through two power lines even to the unit under test with join in marriage survey equipment, intermediate junction programmable attenuator provides an independent carrier transmission and decay passageway for detecting system, the main frame passes through the ethernet and test bench establishs the connection, realizes communication control carrier channel parameter with spectral analyser, noise source simulator, variable load simulator, programmable attenuator, accomplishes the test of carrier communication module capability test and analog system, the utility model discloses the face mould that can make perfect plans on -the -spot power line carrier's traffic environment, realizes detecting the intelligent of carrier communication module performance.
Description
Technical field
This utility model belongs to electric power carrier communication technology field, particularly to a kind of carrier communication module Intelligent Measurement system
System.
Background technology
Voltage power-line carrier communication technology is widely used in the power information collection of low pressure resident, with telecommunications
Critical role is occupied, it is low, without advantages such as operating costs that it has construction cost in breath acquisition system downlink communication.But, low
The piezoelectricity line of force has highly attenuating, strong jamming and the impedance structure dynamic time varying characteristic such as variable for carrier meter reading, to carrier communication
Process has a strong impact on, and leads to that the success rate of checking meter of existing carrier communication is low, and message transmission rate is low；Carrier wave is led to simultaneously
The performance of letter module is put forward higher requirement.
The requirement that power user power consumption information acquisition system is built to carrier communication module quality improves constantly, and needs strict
Ground is according to " q/gdw 1374.3-2013 power user power consumption information acquisition system technical specification third portion: communication unit skill
Art specification ", " 1379.4-2013 power user power consumption information acquisition system inspection technology specification the 4th part: communication unit inspection
Test technical specification " and the Its Relevant Technology Standards such as " dl/t 698-2008 acquiring electric energy information with management system standard ", to concentration
The communication module of device, acquisition terminal and carrier power meter carries out complete detection.
Domestic carrier communication scheme is numerous at present, and the detection for carrier communication module adopts copy controller scheme to survey mostly
Examination, simply solves some simple problems, this scheme cannot meet an urgent demand of on-the-spot test, the concordance of test can not be united
One it is difficult to form coherent detection standard.Check meter success rate for improving power line carrier communication, need in laboratory simulation scene electricity
The complicated communication environment of the line of force, the performance indications of the various carrier communication module of effective detection.Therefore, it is necessary to invent a kind of carrier wave
Communication intelligence detecting system, the communication performance testing all kinds of carrier modules is it is ensured that satisfactory carrier communication product is installed to
Scene.
Content of the invention
The purpose of this utility model is then to overcome the deficiencies in the prior art, there is provided a kind of carrier communication module is intelligently examined
Examining system.
In order to solve above-mentioned technical problem, this utility model is achieved through the following technical solutions: a kind of carrier communication
Module intelligent checking system, comprising: three-phase purifies AC voltage-stabilizing source, artificial mains network, main frame, unit under test, joins
Measurement equipment, spectrum analyzer, programmable attenuator, noise coupling device, noise source simulator, variable load simulator and detection test
Platform.By the impedance variation of simulation low-voltage network, noise jamming, Line Attenuation, realize anti-interference to carrier communication product
The project testings such as characteristic, spiking output level performance, impedance operator, simulation low-voltage circuit, communication protocol accordance, complete
Intellectualized detection to carrier communication module performance.
The input of described artificial mains network is passed through electric lines of force and is connected with three-phase purification AC voltage-stabilizing source, described artificial electricity
The outfan of source network is connected with described unit under test by electric lines of force, for providing power supply, institute for described unit under test
The outfan stating artificial mains network is connected with described measurement equipment of joining by another electric lines of force described programmable attenuator of connection, uses
In for described join measurement equipment provide power supply；Described artificial mains network connects spectrum analyzer, frequency spectrum by coaxial cable
Analyser is interconnected with Detecting data both-way communication.
Unit under test and join measurement equipment and connect main frame by controlling bus respectively；Unit under test is by electric lines of force even
Connect noise coupling device；Noise coupling device connects noise source simulator by coaxial cable again；Noise source simulator and detection test
Platform both-way communication interconnects.Join measurement equipment and programmable attenuator is connected by electric lines of force；Programmable attenuator is connected by electric lines of force again can
Varying load simulator；Variable load simulator is interconnected with Detecting data both-way communication.
Described programmable attenuator one end is connected with described unit under test by electric lines of force, and the other end passes through another electric lines of force
Be connected with described measurement equipment of joining, make described unit under test and described join form independent carrier-wave transmission between measurement equipment and decline
Subtract passage；
Described three-phase purifies AC voltage-stabilizing source, and its outfan connects described artificial mains network, realizes whole detection environment
With being effectively isolated of electricity network；
Described noise coupling device is used for the noise coupling of described noise source simulator generation to power-line carrier channel；
Set up by Ethernet between described Detecting data and described main frame and be connected, owner is calculated by operation
Machine is controlled to test stage body, changes carrier channel parameter and collects detection data.
Described artificial mains network is suitable for frequency 3～500khz, meets the detection of all kinds carrier communication module；Computer
Main frame serves as the function of carrier system main website；
Described programmable attenuator can meet frequency of fadings 5khz～500khz, and attenuation amplitude -90db～0db is adjustable at random；
Frequency range 3k of spectrum analyzer～3ghz, for various frequency of carrier signal and level detecting.
Band connection frequency 5khz～the 500khz of described noise coupling device, for the various noises producing noise source simulator
It is coupled on carrier wave power line.
Described variable load simulator is used for realizing the linear loads such as resistive, perceptual, capacitive and nonlinear load, load resistance
Value can meet adjustable in the range of 0.1～100 ω respectively；
Compared with prior art, the beneficial effects of the utility model are: a kind of carrier communication mould that this utility model provides
Block intelligent checking system, (can include impedance variation, noise jamming, line with the communication environment of comprehensive simulated scene power line carrier
Road decay etc.), realize the noiseproof feature to carrier communication product, spiking output level performance, impedance operator, artificial line
The performance indications detections such as the integration test of road feature, communication protocol accordance, data transmission credibility test；System can be according to
The testing process being pre-designed realizes multiple function automatic detection or individual event detection, and testing result is carried out with data processing, beats
Print, data communication, complete carrier communication module performance detection and analog systemss test.
Brief description
A kind of carrier communication module intelligent checking system hardware catenation principle figure that Fig. 1 provides for this utility model.
Specific embodiment
Comparison accompanying drawing is described in detail to this utility model with reference to embodiments.
Fig. 1 is the carrier communication module intelligent checking system of the present embodiment, purifies AC voltage-stabilizing source, manually electricity including three-phase
Source network, main frame, unit under test, join measurement equipment, spectrum analyzer, programmable attenuator, noise coupling device, noise source mould
Intend device, variable load simulator and Detecting data.
Three-phase is purified AC voltage-stabilizing source and is connected with artificial mains network by electric lines of force, is connected to tested by two electric lines of force
Unit and join measurement equipment, for unit under test with join measurement equipment and provide power supply, provides a totally stable detection ring for system
Border；Unit under test and join and be connected to programmable attenuator between measurement equipment, for detecting system provide an independent carrier-wave transmission with
Attenuation path；Main frame is connected by controlling bus and joins measurement equipment, realizes under carrier mode to unit under test (carrier communication
Module) Data Transmission Controlling；Meanwhile, main frame passes through Ethernet and Detecting data is set up and connected, with spectrum analyses
Communication Control realized by instrument, noise source simulator, variable load simulator, and (noise jamming, signal decline to change carrier channel parameter
Subtract, impedance variation), thus realize instrument parameter configuration and test data read, complete carrier communication module performance test and mould
Intend system test.
The detecting system that this utility model is implemented is State Grid Corporation of China's intelligent electric energy meter, power consumer electricity consumption information collection
The intelligent electric energy meter of system series prescribed by standard, the carrier communication performance detection of concentrator, harvester and communication module；Join survey
Equipment is copy controller and concentrator or carrier communication module, and unit under test can be single-phase, three-phase intelligent ammeter or various phase
The carrier communication module answered；
Artificial mains network is suitable for frequency 3～500khz, meets the detection of all kinds carrier communication module；Main frame
Serve as the function of carrier system main website；
Noise source simulator can the synchronous recurrent pulses of simulated implementation colored background noise, narrow-band noise and power frequency be made an uproar
The sound periodic pulse noise asynchronous with power frequency and asynchronous pulse noise, noise amplitude, width and repetition rate can be by detections
Testing stand adjusts setting；Band connection frequency 5khz～the 500khz of noise coupling device, various for produce noise source simulator
Noise coupling is on carrier wave power line；
Variable load simulator is used for realizing the linear loads such as resistive, perceptual, capacitive and nonlinear load, and load resistance can
Meet adjustable in the range of 0.1～100 ω respectively；
Programmable attenuator can meet frequency of fadings 5khz～500khz, and attenuation amplitude -90db～0db is adjustable at random；Frequency spectrum
Frequency range 3k of analyser～3ghz, for various frequency of carrier signal and level detecting.
Specific implementation process:
(1) open power information acquisition system master function in main frame, and Detecting data is initialized；
(2) main frame passes through Ethernet and Detecting data is set up and connected, and setting carrier channel parameter (do by noise
Disturb, signal attenuation, impedance variation)；
(3) make to join measurement equipment and set up with main frame (acquisition system main website) and communicate, main frame is to joining measurement equipment
Send the instruction of collection unit under test data；
(4) join after measurement equipment receives instruction, the message copying and accepting data, Jing Guoshe are sent with carrier system to unit under test
Unit under test is reached after having put the electric lines of force of various parameters；
(5) join after measurement equipment normally receives returned packet, go upward to main frame (acquisition system main website) and parse
Errorless then it is assumed that this time carrier communication success, realize communication success rate detection；
(6) in test process, by main frame control break carrier channel parameter, tested by spectrum analyzer
Frequency of carrier signal, output level and related capacity of resisting disturbance detection, finally realize carrier communication module performance detection.
Be related in this utility model undeclared partly same as the prior art or realized using prior art.
Claims (5)
1. a kind of carrier communication module intelligent checking system it is characterised in that described system include three-phase purify AC voltage-stabilizing source,
Artificial mains network, main frame, unit under test, join measurement equipment, spectrum analyzer, programmable attenuator, noise coupling device, make an uproar
Sound source modeling device, variable load simulator and Detecting data；
The input of described artificial mains network is passed through electric lines of force and is connected with three-phase purification AC voltage-stabilizing source, described artificial power net
The outfan of network is connected with described unit under test by electric lines of force, for providing power supply, described people for described unit under test
The outfan of work electric power network passes through another electric lines of force and connects described programmable attenuator to be connected with described measurement equipment of joining, for for
Described measurement equipment of joining provides power supply；Described artificial mains network connects spectrum analyzer, spectrum analyses by coaxial cable
Instrument is interconnected with Detecting data both-way communication；
Described unit under test and join measurement equipment and connect main frame by controlling bus respectively；Unit under test is by electric lines of force even
Connect noise coupling device；Noise coupling device connects noise source simulator by coaxial cable again；Noise source simulator and detection test
Platform both-way communication interconnects；Described measurement equipment of joining connects programmable attenuator by electric lines of force；Programmable attenuator is again by electric lines of force even
Connect variable load simulator；Variable load simulator is interconnected with Detecting data both-way communication.
2. according to claim 1 a kind of carrier communication module intelligent checking system it is characterised in that described artificial power net
Network is suitable for frequency 3～500khz, meets the detection of all kinds carrier communication module；Main frame serves as carrier system main website
Function.
3. according to claim 1 a kind of carrier communication module intelligent checking system it is characterised in that described programmable attenuator
Frequency of fadings 5khz～500khz can be met, attenuation amplitude -90db～0db is adjustable at random；Frequency range 3k of spectrum analyzer
～3ghz, for various frequency of carrier signal and level detecting.
4. according to claim 1 a kind of carrier communication module intelligent checking system it is characterised in that described noise coupling device
Band connection frequency 5khz～500khz, for the various noise couplings that produce noise source simulator to carrier wave power line.
5. according to claim 1 a kind of carrier communication module intelligent checking system it is characterised in that described variable load mould
Intend device and be used for realizing the linear loads such as resistive, perceptual, capacitive and nonlinear load, load resistance can meet respectively 0.1～100
Adjustable in the range of ω.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620743903.3U CN205901757U (en) | 2016-07-15 | 2016-07-15 | Carrier communication module intelligent detecting system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620743903.3U CN205901757U (en) | 2016-07-15 | 2016-07-15 | Carrier communication module intelligent detecting system |
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| CN205901757U true CN205901757U (en) | 2017-01-18 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106100767A (en) * | 2016-07-15 | 2016-11-09 | 国网江西省电力科学研究院 | A kind of carrier communication module intelligent checking system |
| CN112260773A (en) * | 2020-10-24 | 2021-01-22 | 青岛鼎信通讯股份有限公司 | Medium-voltage carrier communication equipment testing device based on bus communication |
| CN112763003A (en) * | 2020-10-14 | 2021-05-07 | 陕西阳光时代电气有限公司 | Data acquisition system and method based on intelligent instrument communication unit in power grid |
| CN113472394A (en) * | 2021-07-21 | 2021-10-01 | 国网信通亿力科技有限责任公司 | Bypass data monitoring system based on power line carrier |
| CN114421996A (en) * | 2022-03-28 | 2022-04-29 | 欧智通科技股份有限公司 | Anti-attenuation test system of PLC signal |
-
2016
- 2016-07-15 CN CN201620743903.3U patent/CN205901757U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106100767A (en) * | 2016-07-15 | 2016-11-09 | 国网江西省电力科学研究院 | A kind of carrier communication module intelligent checking system |
| CN112763003A (en) * | 2020-10-14 | 2021-05-07 | 陕西阳光时代电气有限公司 | Data acquisition system and method based on intelligent instrument communication unit in power grid |
| CN112260773A (en) * | 2020-10-24 | 2021-01-22 | 青岛鼎信通讯股份有限公司 | Medium-voltage carrier communication equipment testing device based on bus communication |
| CN113472394A (en) * | 2021-07-21 | 2021-10-01 | 国网信通亿力科技有限责任公司 | Bypass data monitoring system based on power line carrier |
| CN113472394B (en) * | 2021-07-21 | 2022-08-30 | 国网信通亿力科技有限责任公司 | Bypass data monitoring system based on power line carrier |
| CN114421996A (en) * | 2022-03-28 | 2022-04-29 | 欧智通科技股份有限公司 | Anti-attenuation test system of PLC signal |
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