CN102201880B - Test and test device for intelligent metering communication - Google Patents
Test and test device for intelligent metering communication Download PDFInfo
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- CN102201880B CN102201880B CN2011101722232A CN201110172223A CN102201880B CN 102201880 B CN102201880 B CN 102201880B CN 2011101722232 A CN2011101722232 A CN 2011101722232A CN 201110172223 A CN201110172223 A CN 201110172223A CN 102201880 B CN102201880 B CN 102201880B
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- 238000004891 communication Methods 0.000 title claims abstract description 23
- 238000012360 testing method Methods 0.000 title claims abstract description 21
- 238000002955 isolation Methods 0.000 claims abstract description 4
- 238000001228 spectrum Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 1
- 238000013459 approach Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 238000011156 evaluation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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Abstract
A test and experimental apparatus for intelligent metering communication comprises a shielding cabinet for accommodating intelligent metering equipment, a signal isolation separator is arranged in the shielding cabinet, a broadband antenna for receiving and transmitting high-frequency electromagnetic waves is also arranged in the shielding cabinet, the broadband antenna is arranged in the shielding cabinet, the other end of the broadband antenna is connected with a shielding cable and outputs high-frequency signals by a cable, the shielding cable is connected with a plurality of remote control attenuators controlled by a program, and the remote control attenuators are also controlled by a control console in a unified manner; the invention provides a pre-test approach for building an intelligent metering system, and can reduce the risks of system type selection, construction and investment.
Description
Technical field
The present invention relates to a kind of test and experimental rig towards intelligent metering communication, be used for having the experimental rig that the intelligent metering product of communication module networks and detects and estimate.
Technical background
Pilot and formal use the along with intelligent electric energy meter, the intelligent electric energy meter that has communication function will soon enter operation of power networks in a large number, to smart machines such as a large amount of electric energy meters of the numerous enterprises that enters electrical network, collector, concentrators, carry out the necessary performance test, still blank at present, particularly power supply administration or electric company just more do not have suitable detection experimental rig.It is reasonable to develop a nested structure, investment suitably, and is easy to use, has to detect comprehensively, can realize the test platform to intelligent metering electric energy meter and the effective evaluation of remote collection device, will help power supply enterprise when promoting intelligent metering product of new generation to product evaluation, type selecting with avoid risk.
Summary of the invention
For these reasons, the present invention proposes a kind of test and experimental rig towards intelligent metering communication, it is characterized in that: comprise be used to the shielding cabinet that holds intelligent metering equipment, be useful in the shielding cabinet stop that electric wave signal leaks from power line with carrier signal is isolated separator (GFQ) from the signal that power line separates, isolate the carrier signal of separator (GFQ) output and export from shielded type cable; Also be useful on the broad-band antenna (TX) that receives and launch frequency electromagnetic waves in the shielding cabinet, broad-band antenna (TX) places in the shielding cabinet, its other end is connected with shielded type cable and exports high-frequency signal by cable, shielded type cable is connected with programme controlled many controlling attenuation devices far away (SJ), and controlling attenuation device (SJ) far away is controlled unified control also; Shielded type cable also is connected with signal source (XHY), send interference electromagnetic wave by cable to intelligent metering equipment by control desk (KZT) control signal source (XHY), communication capacity with intelligent metering equipment under the test different interference intensity, shielded type cable also is connected with spectrum analyzer (PPY), and the data of control desk received spectrum analyzer (PPY) are to analyze the signal of communication index of intelligent metering equipment; Shielded type cable with copy the control device (CK) coupling, and be connected with control desk (KZT) with order wire, control desk (KZT) sends communications command by copying control device (CK) to intelligent metering equipment (JL), reads the interior data of intelligent metering equipment (JL) or writes data to intelligent metering equipment with control.
Described isolation separator (GFQ) comprises signal isolator and demultiplexer, signal isolator is used for stoping electric wave signal to leak from power line, demultiplexer is used for carrier signal is separated from power line, both share same shielding box, the one end connects the outer power supply of shielding cabinet, the other end links to each other with intelligent metering equipment (JL), the 3rd the separated carrier signal of terminal output.
Described controlling attenuation device far away (SJ) is characterized in that inside is provided with the attenuator such as impedance such as grade of 6 grades of differential declines amounts, and its attenuation is controlled by computer remote by twisted-pair feeder.Described copy control device (CK) end can with the intelligent metering devices communicating, the other end is to have the modulation equipment that the RS232 interface can be connected with computer.
Described control desk comprises: intelligent metering equipment is sent communications command, read the interior data of measuring equipment or write data to intelligent metering equipment; Control controlling attenuation device far away, with the different signal strength signal intensity that decays; The control signal generator sends to shielded type cable and disturbs electromagnetic wave, with the communication capacity of intelligent metering equipment under the test different interference intensity; The data of received spectrum analyzer are to analyze the signal of communication index of intelligent metering equipment; Show result and the output report tested.
This test and experimental rig towards intelligent metering communication that the present invention proposes, can test the intelligent metering equipment of separate unit, JL1 or JZQ as Fig. 1, also can be with a plurality of intelligent metering equipment JL1, JL2, JLn is access device simultaneously, form mesh network, and can carry out accurate program control by controlling attenuation device SJ far away, network is applied Electromagnetic Interference, performance in order to testing network communication, and test again after needn't arriving on-the-spot the installation, provide the approach of testing in advance for setting up intelligent measuring system, can reduce systematic lectotype, the risk of building and investing.
Description of drawings
Fig. 1 is the structure chart of the embodiment of the invention.
Embodiment
Provide preferred embodiment below and be described with reference to the accompanying drawings technical scheme of the present invention, referring to Fig. 1.
A kind of test and experimental rig towards intelligent metering communication among this embodiment comprises: be used for holding the shielding cabinet of intelligent metering equipment, 6 lattice are only arranged among Fig. 1 for convenience of description, reality is expanded on demand; Be useful on the signal isolator that stops electric wave signal to leak from power line in the shielding cabinet, for the demultiplexer that carrier signal is separated from power line, the carrier signal of demultiplexer output is exported from shielded type cable, signal isolator and demultiplexer share same shielding and close, and see GFQ among Fig. 1; Also be useful on the broad-band antenna TX that receives and launch frequency electromagnetic waves in the shielding cabinet, broad-band antenna places in the shielding cabinet, and its other end is connected with shielded type cable and exports high-frequency signal by cable; Shielded type cable is connected with programme controlled many controlling attenuation device SJ far away, controlling attenuation device far away is controlled unified control also, shielded type cable also is connected with signal source XHY, send interference electromagnetic wave by cable to intelligent metering equipment JL, JZQ by control desk control signal source XHY, with the communication capacity of intelligent metering equipment JL, JZQ under the test different interference intensity; Shielded type cable also is connected with frequency spectrograph PPY, and the data of control desk received spectrum instrument PPY are to analyze the signal of communication index of intelligent metering equipment JL, JZQ; Shielded type cable with copy control device CK coupling, copy the control device and be connected with control desk with order wire, control desk is controlled device CK to intelligent metering equipment transmission communications command by copying, and reads the data in the intelligent metering equipment or writes data to intelligent metering equipment with control.
Claims (3)
1. test and experimental rig towards an intelligent metering communication, it is characterized in that: comprise be used to the shielding cabinet that holds intelligent metering equipment, be useful on the prevention electric wave signal in the shielding cabinet and isolate separator (GFQ) from the power line leakage with carrier signal from the signal that power line separates, isolate the carrier signal of separator (GFQ) output and export from shielded type cable; Also be useful on the broad-band antenna (TX) that receives and launch frequency electromagnetic waves in the shielding cabinet, broad-band antenna (TX) places in the shielding cabinet, its other end is connected with shielded type cable and exports high-frequency signal by cable, shielded type cable is connected with programme controlled many controlling attenuation devices far away (SJ), and controlling attenuation device (SJ) far away is controlled unified control also; Shielded type cable also is connected with signal source (XHY), send interference electromagnetic wave by cable to intelligent metering equipment by control desk (KZT) control signal source (XHY), communication capacity with intelligent metering equipment under the test different interference intensity, shielded type cable also is connected with spectrum analyzer (PPY), and the data of control desk received spectrum analyzer (PPY) are to analyze the signal of communication index of intelligent metering equipment; Shielded type cable with copy the control device (CK) coupling, and be connected with control desk (KZT) with order wire, control desk (KZT) sends communications command by copying control device (CK) to intelligent metering equipment (JL), reads the interior data of intelligent metering equipment (JL) or writes data to intelligent metering equipment with control.
2. test according to claim 1 and experimental rig, it is characterized in that: described isolation separator (GFQ) comprises signal isolator and demultiplexer, signal isolator is used for stoping electric wave signal to leak from power line, demultiplexer is used for carrier signal is separated from power line, and both share same shielding box; Described isolation separator one end connects the outer power supply of shielding cabinet, and the other end links to each other with intelligent metering equipment (JL), the 3rd the separated carrier signal of terminal output.
3. test according to claim 1 and experimental rig is characterized in that: what described controlling attenuation device far away (SJ) inside was provided with 6 grades of differential declines amounts waits the impedance attenuator, and its attenuation is controlled by computer remote by twisted-pair feeder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101722232A CN102201880B (en) | 2011-06-24 | 2011-06-24 | Test and test device for intelligent metering communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101722232A CN102201880B (en) | 2011-06-24 | 2011-06-24 | Test and test device for intelligent metering communication |
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| Publication Number | Publication Date |
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| CN102201880A CN102201880A (en) | 2011-09-28 |
| CN102201880B true CN102201880B (en) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011101722232A Expired - Fee Related CN102201880B (en) | 2011-06-24 | 2011-06-24 | Test and test device for intelligent metering communication |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013190208A (en) * | 2012-03-12 | 2013-09-26 | Panasonic Corp | Power measuring apparatus |
| CN103067100A (en) * | 2012-12-19 | 2013-04-24 | 云南电力试验研究院（集团）有限公司电力研究院 | Intelligent ammeter communication receiving performance testing system and method |
| CN111007333B (en) * | 2019-08-29 | 2022-06-21 | 苏州风正帆智能科技有限公司 | Utilize smart machine's of thing networking test system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102087352A (en) * | 2011-01-31 | 2011-06-08 | 浙江省电力公司 | Three-phase intelligent watt-hour meter inspection device and method |
| CN202102103U (en) * | 2011-06-24 | 2012-01-04 | 云南电力试验研究院(集团)有限公司 | One set of test system to intelligent measurement communication |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8065537B2 (en) * | 2007-06-12 | 2011-11-22 | Hewlett-Packard Development Company, L.P. | Adjusting cap settings of electronic devices according to measured workloads |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102087352A (en) * | 2011-01-31 | 2011-06-08 | 浙江省电力公司 | Three-phase intelligent watt-hour meter inspection device and method |
| CN202102103U (en) * | 2011-06-24 | 2012-01-04 | 云南电力试验研究院(集团)有限公司 | One set of test system to intelligent measurement communication |
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| CN102201880A (en) | 2011-09-28 |
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