CN206161783U - Dry -type air -core reactor oscillating wave partial discharge test device based on interchange is stepped up - Google Patents
Dry -type air -core reactor oscillating wave partial discharge test device based on interchange is stepped up Download PDFInfo
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- CN206161783U CN206161783U CN201621223001.3U CN201621223001U CN206161783U CN 206161783 U CN206161783 U CN 206161783U CN 201621223001 U CN201621223001 U CN 201621223001U CN 206161783 U CN206161783 U CN 206161783U
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Abstract
The utility model discloses a dry -type air -core reactor oscillating wave partial discharge test device based on interchange is stepped up, including exchanging step up oscillating wave power, the unit that steps up, acquisition unit, translation unit and analytic unit, test device steps up through testing system and by resonance mode between the examination article, and through phase detection technology test voltage, test device is equipped with and hinders ripples ware and shielding layer simultaneously to can improve the accuracy and the interference killing feature of reactor oscillating wave partial discharge test device, the equipment of current test device, wiring trouble are solved to the equipment and the wiring process of simplification reactor oscillating wave partial discharge test device, and the interference killing feature is poor, the unsafe problem of test result.
Description
Technical field
The utility model is related to the electrical test technical field of reactor, and in particular to the dry-type hollow based on AC boosting
Reactor oscillation wave partial discharge experimental rig.
Background technology
The shelf depreciation of reactor is the actual parameter for reflecting its turn-to-turn and its integral insulation state, by reactor
Oscillation wave partial discharge detection can clearly instruct the actual motion maintenance work of reactor very much.Existing test reactor vibration
The experimental rig of ripple shelf depreciation adopts DC boosting, realizes that test product side short circuit to be measured is formed by the HF switch of many series connection
Oscillating wave voltage, there are problems that causing test result result inaccurate because asynchronous between many HF switches, meanwhile, it is existing
Also there is assembling wiring trouble, poor anti jamming capability, easily by the problem of externally measured electromagnetic environmental impact in some experimental rigs.
Utility model content
Technical problem to be solved in the utility model is the accurate of raising reactor oscillation wave partial discharge experimental rig
Property and antijamming capability, simplify assembling and the wiring process of reactor oscillation wave partial discharge experimental rig, it is therefore intended that provide
Based on the dry-type air-core reactor oscillation wave partial discharge experimental rig of AC boosting, solve current experimental rig assembling, connect
Hemp is tired, poor anti jamming capability, the inaccurate problem of test result.
The utility model is achieved through the following technical solutions：
Based on the dry-type air-core reactor oscillation wave partial discharge experimental rig of AC boosting, including the AC boosting wave of oscillation
Power supply, boosting unit, collecting unit, converting unit and analytic unit, wherein,
The AC boosting wave of oscillation power supply connects boosting unit, for providing basic voltage；
The external reactor to be measured of the boosting unit, for reactor voltage to be measured to be risen into a height of test electricity by basic voltage
Pressure, specifically includes the first electric capacity, the second electric capacity；
The external reactor to be measured of the collecting unit, for gathering AC boosting after reactor to be measured shelf depreciation test
Data, and converting unit is sent it to, specifically include the 3rd electric capacity, first resistor and data collecting card；
The converting unit connects collecting unit, conversion for data between collecting unit and analytic unit and exchanges；
The analytic unit connects converting unit, for being analyzed to the shelf depreciation test data of reactor to be measured.
Especially, the dry-type air-core reactor oscillation wave partial discharge experimental rig based on AC boosting also includes resistance
Ripple device.
Especially, first electric capacity, the second electric capacity, the 3rd electric capacity and first resistor are installed side by side.
Especially, the converting unit is connected with analytic unit by optical fiber.
Especially, the dry-type air-core reactor oscillation wave partial discharge experimental rig based on AC boosting also includes screen
Unit is covered, the power supply, boosting unit and sampling unit are arranged in screen unit.
Especially, the analytic unit adopts industrial computer.
The utility model compared with prior art, has the following advantages and advantages：
Dry-type air-core reactor oscillation wave partial discharge experimental rig based on AC boosting described in the utility model, can
The accuracy and antijamming capability of reactor oscillation wave partial discharge experimental rig are improved, simplifies reactor oscillation wave partial discharge
The assembling of experimental rig and wiring process, solve current experimental rig assembling, wiring trouble, poor anti jamming capability, test knot
Really inaccurate problem.
Description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, constitutes the one of the application
Part, does not constitute the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is that the dry-type air-core reactor wave of oscillation local based on AC boosting that the utility model embodiment 1 is provided is put
Electric test device circuit structure chart.
Specific embodiment
To make the purpose of this utility model, technical scheme and advantage become more apparent, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, is not intended as to restriction of the present utility model.
As shown in figure 1, Fig. 1 is being shaken based on the dry-type air-core reactor of AC boosting for the offer of the utility model embodiment 1
Swing ripple local discharge test device circuit structure diagram.
AC boosting is specifically included based on the dry-type air-core reactor oscillation wave partial discharge experimental rig of AC boosting to shake
Ripple power supply, boosting unit, collecting unit, converting unit and analytic unit are swung, wherein,
The AC boosting wave of oscillation power supply connects boosting unit, and for experimental rig fundamental power supply is provided.
The boosting unit is used to for reactor voltage to be measured to rise a height of test voltage by basic voltage, specifically includes first
Electric capacity C1, the second electric capacity C2, wherein being parallel to the two ends of power supply and reactance to be measured after the first electric capacity C1 and the second electric capacity C2 series connection
The capacitance that the two ends of device, the first electric capacity C1 and the second electric capacity C2 choose matches with the inductance value of reactor to be measured, so as to treat
Survey reactor and the first electric capacity, the second electric capacity produce resonance, raise the voltage of reactor to be measured, obtain test voltage.This enforcement
Example improves excitation voltage to obtain required test voltage by electric capacity and inductance resonance, during solving conventional DC boosting
The problem of HF switch synchronism.
The collecting unit is used to gather the shelf depreciation test data of reactor to be measured after AC boosting, and is sent to
To converting unit, the 3rd electric capacity C3, first resistor R1 and data collecting card are specifically included, wherein, the 3rd electric capacity C3 and first electric
The common port connection data collecting card of the two ends with reactor to be measured in parallel, the 3rd electric capacity C3 and first resistor R1 after resistance R1 series connection
The first input channel, the second input channel of data collecting card connects the public affairs of boosting unit the first electric capacity C1 and the second electric capacity C2
Hold altogether, the triggering end connection AC boosting wave of oscillation power supply of the data collecting card, the output end connection of the data collecting card
Converting unit, the common end grounding of AC boosting wave of oscillation power supply, the second electric capacity C2, first resistor R1 and reactor to be measured.Hand over
Stream boosting wave of oscillation power supply trigger data acquisition card starts to gather the test data of the first input channel and the second input channel, tool
Body includes partial discharge quantity and discharge time.The data collecting card adopts high--speed multi--channel data acquisition card, multi-channel synchronous
Collection, effectively reduce it is interchannel collection it is poor, raising gathered data real effectiveness.
Converting unit connection collecting unit and analytic unit, turn for data between collecting unit and analytic unit
Change and exchange, the data form that data form and the analytic unit of collecting unit output are received is mismatched, and needs to carry out data biography
When defeated, data conversion is carried out by converting unit, to realize the matching of data form.Meanwhile, in the present embodiment converting unit with
Connected by optical fiber between analytic unit, the speed and accuracy of data transfer can be improved, reduction data are in transmitting procedure
Receive the degree of interference.
The analytic unit adopts single-chip microcomputer, connects converting unit, for testing number to the shelf depreciation of reactor to be measured
According to being analyzed.
The preferred embodiment of the present embodiment, the dry-type air-core reactor oscillation wave partial discharge based on AC boosting
Experimental rig is additionally provided with trap, and the trap is series between AC boosting wave of oscillation power supply and reactor to be measured, can be subtracted
The impact of the shelf depreciation to reactor measurement of partial discharge to be measured of weak pattern system pressurization part, and block reactor local to be measured and put
Electric signal is decayed to system pressurization part transmission, to improve the sensitivity of test.
The preferred embodiment of the present embodiment, the first electric capacity C1, the second electric capacity C2, the 3rd electric capacity C3 and first resistor
R1 is installed side by side, can reduce interference of the externally measured electromagnetic environment to testing, and improves the accuracy of test.
It should be noted that the first electric capacity C1, the second electric capacity C2, the 3rd electric capacity C3 and first resistor R1 concrete numerical value
Selected according to live reactor concrete numerical value to be measured.
The preferred embodiment of the present embodiment, the dry-type air-core reactor oscillation wave partial discharge based on AC boosting
Experimental rig is additionally provided with screen unit, and it is single that the AC boosting wave of oscillation power supply, boosting unit and sampling unit are arranged at shielding
In first, impact of the electromagnetic interference of system pressurization part to result of the test is effectively reduced, and by gathering shelf depreciation
The photoelectric conversion of signal is transmitted, and improves the precision of reactor measurement of partial discharge to be measured.
The technical solution of the utility model is boosted by resonance manner between pilot system and test item, by phase place
Detection technique realizes test voltage, while experimental rig is provided with trap and screen layer such that it is able to improve the reactor wave of oscillation
The accuracy and antijamming capability of local discharge test device, simplify reactor oscillation wave partial discharge experimental rig assembling and
Wiring process, solves current experimental rig assembling, wiring trouble, poor anti jamming capability, the inaccurate problem of test result.
Above-described specific embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect
One step is described in detail, be should be understood that and be the foregoing is only specific embodiment of the present utility model, is not used to limit
Fixed protection domain of the present utility model, all any modifications within spirit of the present utility model and principle, made, equivalent are replaced
Change, improve, should be included within protection domain of the present utility model.
Claims (6)
1. the dry-type air-core reactor oscillation wave partial discharge experimental rig of AC boosting is based on, it is characterised in that including exchange
Boosting wave of oscillation power supply, boosting unit, collecting unit, converting unit and analytic unit, wherein,
The AC boosting wave of oscillation power supply connects boosting unit, for providing basic voltage；
The external reactor to be measured of the boosting unit, for reactor voltage to be measured to be risen into a height of test voltage by basic voltage,
Specifically include the first electric capacity, the second electric capacity；
The external reactor to be measured of the collecting unit, for gathering AC boosting after reactor to be measured shelf depreciation test number
According to, and converting unit is sent it to, specifically include the 3rd electric capacity, first resistor and data collecting card；
The converting unit connects collecting unit, conversion for data between collecting unit and analytic unit and exchanges；
The analytic unit connects converting unit, for being analyzed to the shelf depreciation test data of reactor to be measured.
2. the dry-type air-core reactor oscillation wave partial discharge experimental rig of AC boosting is based on as claimed in claim 1, its
It is characterised by, also including trap.
3. the dry-type air-core reactor oscillation wave partial discharge experimental rig of AC boosting is based on as claimed in claim 1, its
It is characterised by, first electric capacity, the second electric capacity, the 3rd electric capacity and first resistor are installed side by side.
4. the dry-type air-core reactor oscillation wave partial discharge experimental rig of AC boosting is based on as claimed in claim 1, its
It is characterised by, the converting unit is connected with analytic unit by optical fiber.
5. the dry-type air-core reactor oscillation wave partial discharge experimental rig of AC boosting is based on as claimed in claim 1, its
It is characterised by, also including screen unit, the power supply, boosting unit and sampling unit are arranged in screen unit.
6. the dry-type air-core reactor oscillation wave partial discharge experimental rig of AC boosting is based on as claimed in claim 1, its
It is characterised by, the analytic unit adopts industrial computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621223001.3U CN206161783U (en) | 2016-11-15 | 2016-11-15 | Dry -type air -core reactor oscillating wave partial discharge test device based on interchange is stepped up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621223001.3U CN206161783U (en) | 2016-11-15 | 2016-11-15 | Dry -type air -core reactor oscillating wave partial discharge test device based on interchange is stepped up |
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| Publication Number | Publication Date |
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| CN206161783U true CN206161783U (en) | 2017-05-10 |
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| CN201621223001.3U Active CN206161783U (en) | 2016-11-15 | 2016-11-15 | Dry -type air -core reactor oscillating wave partial discharge test device based on interchange is stepped up |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342910A (en) * | 2018-11-29 | 2019-02-15 | 国网陕西省电力公司电力科学研究院 | A kind of complete electric type local discharge detection device and detection method |
| CN109471007A (en) * | 2018-12-20 | 2019-03-15 | 杭州西湖电子研究所 | The method for detecting reactor shelf depreciation by high pressure damp oscillatory wave |
-
2016
- 2016-11-15 CN CN201621223001.3U patent/CN206161783U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342910A (en) * | 2018-11-29 | 2019-02-15 | 国网陕西省电力公司电力科学研究院 | A kind of complete electric type local discharge detection device and detection method |
| CN109342910B (en) * | 2018-11-29 | 2020-09-08 | 国网陕西省电力公司电力科学研究院 | Full-electric partial discharge detection device and detection method |
| CN109471007A (en) * | 2018-12-20 | 2019-03-15 | 杭州西湖电子研究所 | The method for detecting reactor shelf depreciation by high pressure damp oscillatory wave |
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