CN109547063A - A kind of carrier signal analysis method based on typical low pressure power line platform area - Google Patents
A kind of carrier signal analysis method based on typical low pressure power line platform area Download PDFInfo
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- CN109547063A CN109547063A CN201811339766.7A CN201811339766A CN109547063A CN 109547063 A CN109547063 A CN 109547063A CN 201811339766 A CN201811339766 A CN 201811339766A CN 109547063 A CN109547063 A CN 109547063A
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- detection
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- low pressure
- platelet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
- H04B3/48—Testing attenuation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/546—Combination of signalling, telemetering, protection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5429—Applications for powerline communications
- H04B2203/5433—Remote metering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5429—Applications for powerline communications
- H04B2203/5458—Monitor sensor; Alarm systems
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The present invention relates to a kind of carrier signal analysis method based on typical low pressure power line platform area, specific steps are as follows: (1) relay powers on；(2) quiescent dissipation is tested, and inspection software is sent to detection platelet voltage sample order and current sample order, and platelet carries out voltage and current sampling after receiving order, sampled value back to production inspection software, judges whether to meet quiescent dissipation requirement；(3) pin detects；(4) short message is tested；(5) comprehensive performance detects, and powers off to relay, is alarmed failure result after the completion；Summary record is carried out to successful result.A complete detection platform is used as in the entire Design of Test System of the present invention, impedance, the noise circumstance of power line channel can not only be simulated, programmable attenuator can also be passed through, the communication capacity of quantitative analysis carrier communication module, and test result can be automatically recorded, output test result automatically after test, has many advantages, such as full-automatic, versatility.
Description
Technical field
The invention belongs to electric-power metering technical field, especially a kind of carrier signal based on typical low pressure power line platform area
Analysis method.
Background technique
Power line carrier communication in practical application, often occurs communicating unstable, the bad analytical judgment in fault point at the scene,
Such case gives live use to bring immense pressure.Traditional detection mode can only detect whether communication succeeds, and can data
Normal interaction, the analysis that can not be carried out to communication quality qualitatively and quantitatively is verified, and cannot simulate true power line environment
It is tested, the unified detection platform of complete set is not able to detect carrier communication ability, cannot achieve communication module
Communication performance detection.
Summary of the invention
It is a kind of based on typical low pressure power line platform area it is an object of the invention to provide in place of overcome the deficiencies in the prior art
Carrier signal analysis method, realize and the accurate and effective of signal of communication handled.
The present invention solves its technical problem and adopts the following technical solutions to achieve:
A kind of carrier signal analysis method based on typical low pressure power line platform area, it is characterised in that: specific steps are as follows:
(1) relay powers on, and detection is unsuccessfully alarmed, and detects and successfully then enters in next step；
(2) quiescent dissipation is tested, and inspection software is sent to detection platelet voltage sample order and current sample order, platelet
Voltage and current sampling is carried out after receiving order, sampled value back to production inspection software, judges whether that meeting quiescent dissipation wants
It asks；
(3) pin detects, and detection is unsuccessfully alarmed, and detects and successfully then enters in next step；
(4) short message is tested, and detection is unsuccessfully alarmed, and is detected and is successfully then entered in next step；
(5) comprehensive performance detects, and powers off to relay, is alarmed failure result after the completion；Successful result is converged
Summary journal.
Moreover, (1) relay powers on the step, the positive active test of carrier wave copy reading is carried out, production test software sends life
It enables and reads ammeter to copy controller currently positive active energy, copy controller are communicated by carrier wave and module, module receives meter reading
Acquire ammeter electricity by 645 orders after order, result back to host computer judgment module whether normal operation, if can be with
Read ammeter electricity.
Moreover, the step (2) test by quiescent dissipation, pass through voltage tester platelet acquisition module supply voltage, testing current
Electric current when platelet acquisition module quiescent current, i.e. no carrier communication, quiescent dissipation=quiescent voltage * static state average electric current.
Quiescent dissipation will meet the quiescent dissipation that state's net requires.
Moreover, (3) pin detection is detected the step using CCD vision detection technology；Simultaneously to module surface structure
It is detected, detection content mainly has: the detection of terminal normotopia degree, the missing detection of module housing information vision-based detection, screw.
Moreover, the step (5) comprehensive performance detection include protocol conformance detection, interchangeability detection, long message test,
LED test and dynamic power consumption test.
Moreover, the dynamic power consumption test, is by voltage tester platelet acquisition module supply voltage, testing current platelet
Electric current when acquisition module dynamic current, i.e. carrier communication, dynamic power consumption=dynamic electric voltage * consecutive mean electric current；Specific method
It is that inspection software is sent to detection platelet voltage sample order and current sample order, platelet carry out voltage and current after receiving order
Sampling judges whether to meet dynamic power consumption requirement sampled value back to production inspection software.
Moreover, the LED test is during module receives and dispatches carrier wave message, the indicator light of module can flash, and use CCD
The flashing state of high-definition camera capture indicator light；Receive lamp be green, send lamp be red, judge receive and dispatch lamp whether work with
And whether left and right sequence is normal.
Moreover, the step (3) pin detection, (4) short message test and (5) any one of comprehensive performance detection test
Terminate, a node location can be used as, relay is powered off after the completion, alarm is carried out to failure result or to successful result
Carry out summary record.
The advantages and positive effects of the present invention are:
It is used as a complete detection platform in the entire Design of Test System of the present invention, power line channel can not only be simulated
Impedance, noise circumstance, additionally it is possible to by programmable attenuator, the communication capacity of quantitative analysis carrier communication module, and can be from
Dynamic record test result, outputs test result automatically after test, has many advantages, such as full-automatic, versatility.
Detailed description of the invention
Fig. 1 is test flow chart of the present invention；
Fig. 2 is quiescent dissipation test schematic；
Fig. 3 is dynamic power consumption test schematic；
Fig. 4 is the positive active test schematic of carrier wave copy reading；
Fig. 5 is the positive active test schematic of carrier wave copy reading.
Specific embodiment
The invention will be further described below and by specific embodiment, following embodiment be it is descriptive, be not
Limited, this does not limit the scope of protection of the present invention.
A kind of carrier signal analysis method based on typical low pressure power line platform area, specific steps are as follows:
(1) relay powers on, and detection is unsuccessfully alarmed, and detects and successfully then enters in next step；
The positive active test of carrier wave copy reading, test philosophy: the copy controller that production test software sends commands to reads ammeter and works as
Preceding forward direction active energy, copy controller are communicated by carrier wave and module, and module is acquired after receiving meter reading order by 645 orders
Ammeter electricity, result back to host computer judgment module whether normal operation, if ammeter electricity can be read.
(2) quiescent dissipation is tested, and inspection software is sent to detection platelet voltage sample order and current sample order, platelet
Voltage and current sampling is carried out after receiving order, sampled value back to production inspection software, judges whether that meeting quiescent dissipation wants
It asks；
Test philosophy: pass through voltage tester platelet acquisition module supply voltage, testing current platelet acquisition module Static Electro
Electric current when stream, i.e. no carrier communication, quiescent dissipation=quiescent voltage * static state average electric current.Quiescent dissipation will meet state's net
It is required that quiescent dissipation.
(3) pin detects, and detection is unsuccessfully alarmed, and detects and successfully then enters in next step；
It is detected using CCD vision detection technology；Module surface structure is detected simultaneously, detection content master
Have: the detection of terminal normotopia degree, the missing detection of module housing information vision-based detection, screw.
Also, pin detection terminate can be used as a node location, after the completion to relay power off, to failure result into
Row alarm；Summary record is carried out to successful result.
(4) short message is tested, and detection is unsuccessfully alarmed, and is detected and is successfully then entered in next step；
Also, short message test terminate can be used as a node location, after the completion relay power off, to failure result into
Row alarm；Summary record is carried out to successful result.
(5) comprehensive performance detects, and powers off to relay, is alarmed failure result after the completion；Successful result is converged
Summary journal.
Comprehensive performance detection includes protocol conformance detection, interchangeability detection, long message test, LED test and dynamic
Power consumption test, each single item detection all can serve as a node location, after the completion to relay power off, to failure result into
Row alarm；Summary record is carried out to successful result.
1. dynamic power consumption is tested, test philosophy: pass through voltage tester platelet acquisition module supply voltage, testing current platelet
Electric current when acquisition module dynamic current, i.e. carrier communication, dynamic power consumption=dynamic electric voltage * consecutive mean electric current.Dynamic power consumption
Meet the dynamic power consumption that state's net requires.Test method: inspection software is sent to detection platelet voltage sample order and electric current is adopted
Sample order, platelet carry out voltage and current sampling after receiving order, sampled value back to production inspection software, judge whether to meet
Dynamic power consumption requirement.
2. LED receives and dispatches lamp test test philosophy: during module receives and dispatches carrier wave message, the indicator light of module can dodge
It is bright, the flashing state of indicator light is captured with CCD high-definition camera.Receiving lamp is green, and sending lamp is red, judges that receiving and dispatching lamp is
Whether no work and left and right sequence are normal.
Although disclosing the embodiment of the present invention for the purpose of illustration, it will be appreciated by those skilled in the art that: not
Be detached from the present invention and spirit and scope of the appended claims in, various substitutions, changes and modifications be all it is possible, therefore, this
The range of invention is not limited to the embodiment disclosure of that.
Claims (8)
1. a kind of carrier signal analysis method based on typical low pressure power line platform area, it is characterised in that: specific steps are as follows:
(1) relay powers on, and detection is unsuccessfully alarmed, and detects and successfully then enters in next step；
(2) quiescent dissipation is tested, and inspection software is sent to detection platelet voltage sample order and current sample order, platelet receive
Voltage and current sampling is carried out after order, sampled value back to production inspection software, judges whether to meet quiescent dissipation requirement；
(3) pin detects, and detection is unsuccessfully alarmed, and detects and successfully then enters in next step；
(4) short message is tested, and detection is unsuccessfully alarmed, and is detected and is successfully then entered in next step；
(5) comprehensive performance detects, and powers off to relay, is alarmed failure result after the completion；Successful result is carried out to summarize note
Record.
2. the carrier signal analysis method according to claim 1 based on typical low pressure power line platform area, it is characterised in that:
(1) relay powers on the step, carries out the positive active test of carrier wave copy reading, and production test software sends commands to copy controller reading
Taking ammeter, currently positive active energy, copy controller are communicated by carrier wave and module, and module passes through 645 after receiving meter reading order
Order acquisition ammeter electricity, result back to host computer judgment module whether normal operation, if ammeter electricity can be read.
3. the carrier signal analysis method according to claim 1 based on typical low pressure power line platform area, it is characterised in that:
The step (2) test by quiescent dissipation, passes through voltage tester platelet acquisition module supply voltage, testing current platelet acquisition module
Electric current when quiescent current, i.e. no carrier communication, quiescent dissipation=quiescent voltage * static state average electric current.Quiescent dissipation will expire
The quiescent dissipation that sufficient state's net requires.
4. the carrier signal analysis method according to claim 1 based on typical low pressure power line platform area, it is characterised in that:
(3) pin detection is detected the step using CCD vision detection technology；Module surface structure is detected simultaneously,
Detection content mainly has: the detection of terminal normotopia degree, the missing detection of module housing information vision-based detection, screw.
5. the carrier signal analysis method according to claim 1 based on typical low pressure power line platform area, it is characterised in that:
The step (5) including protocol conformance detection, interchangeability detection, long message test, LED test and move by comprehensive performance detection
State power consumption test.
6. the carrier signal analysis method according to claim 5 based on typical low pressure power line platform area, it is characterised in that:
The dynamic power consumption test is by voltage tester platelet acquisition module supply voltage, testing current platelet acquisition module dynamic
Electric current when electric current, i.e. carrier communication, dynamic power consumption=dynamic electric voltage * consecutive mean electric current；Specific method is inspection software hair
Detection platelet voltage sample order and current sample order are given, platelet carries out voltage and current sampling after receiving order, sampling
Value judges whether to meet dynamic power consumption requirement back to production inspection software.
7. the carrier signal analysis method according to claim 5 based on typical low pressure power line platform area, it is characterised in that:
The LED test is during module receives and dispatches carrier wave message, and the indicator light of module can flash, and be caught with CCD high-definition camera
Catch the flashing state of indicator light；Receiving lamp is green, and sending lamp is red, judges receive and dispatch whether lamp works and left and right sequence is
It is no normal.
8. the carrier signal analysis method according to claim 1 based on typical low pressure power line platform area, it is characterised in that:
(3) pin detects the step, (4) short message is tested and (5) any one of comprehensive performance detection test terminates, and can make
For a node location, relay is powered off after the completion, alarm is carried out to failure result or summary record is carried out to successful result.
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| CN201811339766.7A CN109547063A (en) | 2018-11-12 | 2018-11-12 | A kind of carrier signal analysis method based on typical low pressure power line platform area |
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| CN201811339766.7A CN109547063A (en) | 2018-11-12 | 2018-11-12 | A kind of carrier signal analysis method based on typical low pressure power line platform area |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111669202A (en) * | 2020-06-05 | 2020-09-15 | 国网山东省电力公司电力科学研究院 | Power consumption testing device and method for communication module |
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| US20150181500A1 (en) * | 2012-08-06 | 2015-06-25 | Itron, Inc. | Multi-media multi-modulation and multi-data rate mesh network |
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| CN104240493A (en) * | 2014-09-17 | 2014-12-24 | 国家电网公司 | Detection equipment and detection method for single-phase carrier module of intelligent meter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111669202A (en) * | 2020-06-05 | 2020-09-15 | 国网山东省电力公司电力科学研究院 | Power consumption testing device and method for communication module |
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Application publication date: 20190329 |
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