CN203811793U - Analog quantity and IEC61850 digital quantity output standard power source detection apparatus - Google Patents
Analog quantity and IEC61850 digital quantity output standard power source detection apparatus Download PDFInfo
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- CN203811793U CN203811793U CN201420169198.1U CN201420169198U CN203811793U CN 203811793 U CN203811793 U CN 203811793U CN 201420169198 U CN201420169198 U CN 201420169198U CN 203811793 U CN203811793 U CN 203811793U
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- 238000001514 detection method Methods 0.000 title abstract description 18
- 230000003750 conditioning effect Effects 0.000 claims abstract description 14
- 230000003993 interaction Effects 0.000 claims description 17
- 238000004088 simulation Methods 0.000 claims description 14
- 238000012360 testing method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000012795 verification Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
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Abstract
The utility model discloses an analog quantity and IEC61850 digital quantity output standard power source detection apparatus. The analog quantity and IEC61850 digital quantity output standard power source detection apparatus includes a signal conditioning module, an A/D analog-to-digital converter, a DSP unit, an IEC61850/FT3 data demodulator, a message analyzer, an error calculator and a control display module; the signal conditioning module comprises an analog electric signal conditioning unit and an analog electronic signal conditioning unit; the analog electric signal conditioning unit, the A/D analog-to-digital converter and the DSP unit are sequentially connected with one another so as to be used for standard analog electric signal power source detection; the analog electronic signal conditioning unit, the A/D analog-to-digital converter and the DSP unit are used for standard analog electronic signal power source detection; and the IEC61850/FT3 data demodulator and the DSP unit are connected with each other so as to be used for standard digital signal power source detection. The analog quantity and IEC61850 digital quantity output standard power source detection apparatus of the utility model can not only detect strong current electric type analog signal power sources, but also can test weak current electronic analog signal power sources and IEC61850/FT3 digital signal power sources, and can analyze data messages and events.
Description
Technical field
The utility model relates to electric-power metering power source detection field, specifically a kind of simulating signal & IEC61850/FT3 digital output calibration power source pick-up unit.
Background technology
Along with the appearance of IEC61850 digital transformer substation standard and the development of relevant art, digitizing, networking electric energy meter are born thereupon.The calibration power source, the debugging apparatus that detect its performance also use and give birth to.Except traditional electrician's signal power source (emulation electromagnetic transformer), electronic signal power source (analogue simulation output type electronic mutual inductor), IEC61850/FT3 numeric type signal power source (emulation merge cells/sensor with data readout electronic mutual inductor) and digital transformer substation Various types of data/event generator are there is again at present.Therefore how to detect these devices, with regard to the problem that has become vast metrological personnel to be concerned about.At present traditional electrician's signal power source has corresponding checkout equipment, the degree of stability of all kinds of electrical parameters, harmonic wave, degree of unbalancedness and device that can measuring-signal, the Specifications in standard deviation constant power source.But for detection technique, the equipment or blank of novel signal power source or its combination unit, Various types of data/event generator etc.
Utility model content
For solving prior art problem, the utility model provides a kind of simulating signal & IEC61850/FT3 digital output calibration power source multifunctional detecting device, the pick-up unit of the simulators such as a kind of simulation (strong and weak electricity signal) power source/digital power signal source/data event generator is provided, simulation electric energy standard, digital electric energy standard, that data message analyser carries out function is integrated, forms pick-up unit, the multifunctional comprehensive signal source demo plant of power source arrangement more than.
The technical solution of the utility model is: a kind of simulating signal & IEC61850/FT3 digital output calibration power source pick-up unit, comprises signal condition module, A/D analog to digital converter, DSP unit, IEC61850/FT3 data demodulator, message analysis instrument, Error Calculator; Signal condition module, A/D analog to digital converter, DSP unit, Error Calculator are linked in sequence successively, and message analysis instrument, IEC61850/FT3 data demodulator are all connected with DSP unit.
Signal condition module comprises simulation electrician's signal condition unit and analog electronic signal conditioning unit; Simulation electrician's signal condition unit, A/D analog to digital converter, DSP unit are linked in sequence successively, detect for simulating electrician's signal power source; Analog electronic signal conditioning unit, A/D analog to digital converter, DSP unit are linked in sequence successively and detect for analog electronic signal power source; Message analysis instrument, IEC61850/FT3 detuner are connected with DSP unit, detect for digital signal standard power source.By the annexation of above-mentioned intermodule, the utility model has solved the detection of simulation electrician signal, analog electronic signal and digital signal standard power source; Meanwhile, the pulse delivery outlet of DSP unit is full sized pules output interface, can provide full sized pules signal for the metering of electric energy meter.Using under the condition of lower cost, realizing multiple standards power source and detected.
The utility model also comprises control display module, control display module and comprise demonstration and man-machine interaction unit, microprocessor and interface unit, demonstration and man-machine interaction unit, interface unit are all connected with microprocessor, message analysis instrument is connected with demonstration and man-machine interaction unit, and demonstration and man-machine interaction unit receive the data-signal of message analysis instrument and show.Demonstration and man-machine interaction unit can receive the data-signal of message analysis instrument and show, explicit message analyser data in real time, facilitate data in testing process to check.
A/D analog to digital converter, IEC61850/FT3 data demodulator, microprocessor are connected by data bus with DSP unit.Data rate is fast.
Interface unit comprises USB interface, RS232 interface and Ethernet interface, and USB interface, RS232 interface, Ethernet interface are all connected with microprocessor, facilitates this patent and external equipment data transmission.Demonstration and man-machine interaction unit comprise display screen, button, keyboard and mouse.A/D analog to digital converter is 6 tunnels, receives respectively three-phase voltage, three-phase current simulating signal.
Simulating signal & IEC61850/FT3 digital output calibration power source detection method, comprises between the detection of simulation electrician signal standards power source, the detection of analog electronic signal calibration power source, the detection of digital signal standard power source and signal standards power source that precision synchronously detects, checking electronic type transformers.
The utility model beneficial effect comprises, this system possesses mould, number power source and data event emulator plurality of devices measuring ability, both can detect forceful electric power electrician type simulated signal power source, can detect light current electron type simulating signal power source again, also can detect the digital power source (message) of variety of protocol output.In traditional analog signal power source pick-up unit, implanting electronic simulation signal and digital power signal source measuring ability, is a kind of technical scheme of optimization, and hardware is few, and cost is low.
Further, the utility model also can be realized electric mutual inductor verification, electrician's signal, electronic signal, the digital quantity signal of mock standard mutual inductor, electric mutual inductor output is measured simultaneously to the convenient error detecting between tested mutual inductor and standard mutual inductor.
brief description of the drawings
Fig. 1 is the utility model simulating signal & IEC61850/FT3 digital output calibration power source structure of the detecting device schematic diagram;
Fig. 2 is the utility model analog quantity & IEC61850 digital output calibration power source detection method schematic diagram; In dotted line frame, assembly is apparatus structure schematic diagram of the present utility model;
Fig. 3 is the utility model electric mutual inductor verification schematic diagram.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, technical solutions of the utility model are described in further detail, so that those skilled in the art can better understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As shown in Figure 1, a kind of simulating signal & IEC61850/FT3 digital output calibration power source pick-up unit, comprises signal condition module, A/D analog to digital converter, DSP unit, IEC61850/FT3 data demodulator, message analysis instrument, Error Calculator and control display module; Signal condition module, A/D analog to digital converter, DSP unit, Error Calculator are linked in sequence successively, and message analysis instrument, IEC61850/FT3 data demodulator are all connected with DSP unit.
Signal condition module comprises simulation electrician's signal condition unit and analog electronic signal conditioning unit; Simulation electrician's signal condition unit, A/D analog to digital converter, DSP unit are linked in sequence successively, detect for simulating electrician's signal power source; Analog electronic signal conditioning unit, A/D analog to digital converter, DSP unit are linked in sequence successively and detect for analog electronic signal power source; Message analysis instrument, IEC61850/FT3 detuner are connected with DSP unit, detect for digital signal standard power source.The full sized pules delivery outlet that the pulse delivery outlet of DSP unit is this device, as the benchmark in measured power source.
Control display module and comprise demonstration and man-machine interaction unit, microprocessor and interface unit, demonstration and man-machine interaction unit, interface unit are all connected with microprocessor, message analysis instrument is connected with demonstration and man-machine interaction unit, and demonstration and man-machine interaction unit receive the data-signal of message analysis instrument and show.Demonstration and man-machine interaction unit can receive the data-signal of message analysis instrument and show.Message analysis instrument, EC61850/FT3 detuner digital signal input port are connected.
A/D analog to digital converter, IEC61850/FT3 data demodulator, microprocessor are connected by data bus with DSP unit.
Interface unit comprises USB interface, RS232 interface and Ethernet interface, and USB interface, RS232 interface, Ethernet interface are all connected with microprocessor.Demonstration and man-machine interaction unit comprise display screen, button, keyboard and mouse.A/D analog to digital converter is 6 tunnels, receives respectively three-phase voltage, three-phase current simulating signal.
The utility model detects simulating signal & IEC61850/FT3 digital output calibration power source as shown in Figure 2, comprises that between simulation electrician's signal standards power source (electrician's signal standards power source) detection, analog electronic signal calibration power source (electronic signal calibration power source) detection, digital signal standard power source (IEC61850/FT3 signal standards power source) detection and signal standards power source, precision synchronously detects.This device with the annexation in measured power source is, electrician's signal standards power source connecting analog electrician's signal condition unit and Error Calculator, electronic signal calibration power source connecting analog electronic signal conditioning unit and Error Calculator, IEC61850/FT3 signal standards power source connects IEC61850/FT3 data demodulator and Error Calculator, data message maker connects message analysis instrument, can realize message analysis and show on demonstration and man-machine interaction unit.
The utility model can be realized electric mutual inductor verification as shown in Figure 3, and High-voltage Signal Generator sends high-voltage signal simultaneously to mock standard mutual inductor, tested analog electrical minor mutual inductor and FT3 sensor with data readout electronic mutual inductor; Analog electrical minor mutual inductor is connected with analog electronic signal conditioning unit, and mock standard mutual inductor is connected with simulation electrician's signal condition unit, and FT3 sensor with data readout electronic mutual inductor is connected with IEC61850/FT3 data demodulator.
Below be only preferred implementation of the present utility model; be noted that for those skilled in the art; not departing under the prerequisite of the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. analog quantity & IEC61850 digital output calibration power source pick-up unit, is characterized in that, comprises signal condition module, A/D analog to digital converter, DSP unit, IEC61850/FT3 data demodulator, message analysis instrument and Error Calculator; Signal condition module, A/D analog to digital converter, DSP unit, Error Calculator are linked in sequence successively, and described message analysis instrument is connected with IEC61850/FT3 data demodulator;
Described signal condition module comprises simulation electrician's signal condition unit and analog electronic signal conditioning unit; Simulation electrician's signal condition unit, A/D analog to digital converter, DSP unit are linked in sequence successively, detect for simulating electrician's signal power source; Analog electronic signal conditioning unit, A/D analog to digital converter, DSP unit are linked in sequence successively and detect for analog electronic signal power source; IEC61850/FT3 detuner is connected with DSP unit, detects for digital signal standard power source.
2. analog quantity & IEC61850 digital output calibration power according to claim 1 source pick-up unit, it is characterized in that, also comprise control display module, control display module and comprise demonstration and man-machine interaction unit, microprocessor and interface unit, described demonstration and man-machine interaction unit, interface unit are all connected with microprocessor, and described message analysis instrument is connected with demonstration and man-machine interaction unit.
3. analog quantity & IEC61850 digital output calibration power according to claim 1 source pick-up unit, it is characterized in that, described A/D analog to digital converter, IEC61850/FT3 data demodulator, microprocessor are connected by data bus with DSP unit.
4. analog quantity & IEC61850 digital output calibration power according to claim 2 source pick-up unit, it is characterized in that, described interface unit comprises USB interface, RS232 interface and Ethernet interface, and described USB interface, RS232 interface, Ethernet interface are all connected with described microprocessor.
5. analog quantity & IEC61850 digital output calibration power according to claim 1 source pick-up unit, is characterized in that, described A/D analog to digital converter is 6 tunnels, receives respectively three-phase voltage, three-phase current simulating signal.
6. analog quantity & IEC61850 digital output calibration power according to claim 2 source pick-up unit, is characterized in that, described demonstration and man-machine interaction unit comprise display screen, button, keyboard and mouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420169198.1U CN203811793U (en) | 2014-04-09 | 2014-04-09 | Analog quantity and IEC61850 digital quantity output standard power source detection apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420169198.1U CN203811793U (en) | 2014-04-09 | 2014-04-09 | Analog quantity and IEC61850 digital quantity output standard power source detection apparatus |
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| CN203811793U true CN203811793U (en) | 2014-09-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103901384A (en) * | 2014-04-09 | 2014-07-02 | 国家电网公司 | Device and method for detecting analog quantity output standard power source and digital quantity output standard power source |
| CN105068033A (en) * | 2015-07-15 | 2015-11-18 | 国家电网公司 | Verification device for photoelectric current transformer and method thereof |
-
2014
- 2014-04-09 CN CN201420169198.1U patent/CN203811793U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103901384A (en) * | 2014-04-09 | 2014-07-02 | 国家电网公司 | Device and method for detecting analog quantity output standard power source and digital quantity output standard power source |
| CN103901384B (en) * | 2014-04-09 | 2016-08-24 | 国家电网公司 | Analog quantity and digital quantity outputting standard power source detection device and method |
| CN105068033A (en) * | 2015-07-15 | 2015-11-18 | 国家电网公司 | Verification device for photoelectric current transformer and method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20140903 |