CN204188753U - A kind of dry reactor office is placed on line monitoring system - Google Patents
A kind of dry reactor office is placed on line monitoring system Download PDFInfo
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- CN204188753U CN204188753U CN201420370830.9U CN201420370830U CN204188753U CN 204188753 U CN204188753 U CN 204188753U CN 201420370830 U CN201420370830 U CN 201420370830U CN 204188753 U CN204188753 U CN 204188753U
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- superfrequency sensor
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 26
- 230000007613 environmental effect Effects 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 230000001629 suppression Effects 0.000 claims description 8
- 238000012216 screening Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Abstract
The utility model discloses a kind of dry reactor office and be placed on line monitoring system, comprise and to gather for the ultrahigh-frequency signal in the shelf depreciation environment to the anti-electrical equipment of dry type and environmental noise signal and can the superfrequency sensor of cooperating and superfrequency sensor noise, and be connected with superfrequency sensor and superfrequency sensor noise respectively and main detecting unit for processing collection signal.Dry reactor office described in the utility model is placed on line monitoring system, can to overcome in prior art that antijamming capability is weak, monitoring effect is poor and the defect such as the scope of application is little, to realize the advantage that antijamming capability is strong, monitoring effect good and the scope of application is large.
Description
Technical field
The utility model relates to the monitoring technical field of reactor, particularly, relates to a kind of dry reactor office and is placed on line monitoring system.
Background technology
Dry-type air-core reactor is as the utility appliance of electric system, and be also the important component part of electric system, its reliable and stable operation directly has influence on the safety and reliability of whole electric system.Produce because the reason such as workmanship and presbyopic can produce partial discharge phenomenon, judged by the shelf depreciation situation of checkout equipment and the operation conditions of analyzing reactor be at present the most urgently with most effective method.
Wherein, superfrequency detects as technological means important in Partial Discharge Detection.But due to the special construction mode of dry-type air-core reactor, superfrequency sensor can only be placed in the middle of air, the signal monitored not only has the local discharge signal of reactor itself, also have other discharge signals of environment and high-tension line, the use of general superfrequency partial discharge monitoring instrument cannot effectively be monitored.In view of this, need furtheing investigate Partial Discharge Detection equipment for prior art.
Realizing in process of the present utility model, inventor finds at least to exist in prior art the defect such as antijamming capability is weak, monitoring effect is poor and the scope of application is little.
Utility model content
The purpose of this utility model is, for the problems referred to above, proposes a kind of dry reactor office and is placed on line monitoring system, to realize the advantage that antijamming capability is strong, monitoring effect good and the scope of application is large.
For achieving the above object, the technical solution adopted in the utility model is: a kind of dry reactor office is placed on line monitoring system, comprise and to gather for the ultrahigh-frequency signal in the shelf depreciation environment to the anti-electrical equipment of dry type and environmental noise signal and can the superfrequency sensor of cooperating and superfrequency sensor noise, and be connected with described superfrequency sensor and superfrequency sensor noise respectively and main detecting unit for processing collection signal.
Further, described main detecting unit, comprise the AD conversion unit be connected with described superfrequency sensor and superfrequency sensor noise respectively, and the system operations unit (IPU) be connected with described AD conversion unit successively and the collection of illustrative plates display unit for showing the collection of illustrative plates that discharges.
Further, described main detecting unit, also comprises and to be connected between described AD conversion unit and system operations unit (IPU) and discharge signal for the non-dry type air reactor being carried out by the collection signal of superfrequency sensor and superfrequency sensor noise screening, collected by superfrequency sensor carries out suppressing to peel off the noise suppression unit obtaining authentic and valid ground discharge signal.
Further, described superfrequency sensor, concrete selected frequency is the superfrequency sensor of 500-1500MHz; And/or described superfrequency sensor noise, concrete selected frequency is the superfrequency sensor noise of 300-3000MHz.
The dry reactor office of each embodiment of the utility model is placed on line monitoring system, to gather for the ultrahigh-frequency signal in the shelf depreciation environment to the anti-electrical equipment of dry type and environmental noise signal and can the superfrequency sensor of cooperating and superfrequency sensor noise owing to comprising, and be connected with superfrequency sensor and superfrequency sensor noise respectively and main detecting unit for processing collection signal; Effectively can detect and be arranged on open air and sensor is placed in the shelf depreciation of the dry-type air-core reactor of air; Thus the defect that in prior art, antijamming capability is weak, monitoring effect is poor and the scope of application is little can be overcome, to realize the advantage that antijamming capability is strong, monitoring effect good and the scope of application is large.
Other features and advantages of the utility model will be set forth in the following description, and, partly become apparent from instructions, or understand by implementing the utility model.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for instructions, is used from explanation the utility model, does not form restriction of the present utility model with embodiment one of the present utility model.In the accompanying drawings:
Fig. 1 is the principle of work schematic diagram that the utility model dry reactor office is placed on line monitoring system.
By reference to the accompanying drawings, in the utility model embodiment, Reference numeral is as follows:
1-superfrequency sensor; 2-superfrequency sensor noise; 3-AD conversion unit; 4-noise suppression unit; 5-system operations unit (IPU); 6-collection of illustrative plates display unit; The main detecting unit of 7-.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
According to the utility model embodiment, as shown in Figure 1, provide a kind of dry reactor office and be placed on line monitoring system.
The dry reactor office of the present embodiment is placed on line monitoring system, comprise and to gather for the ultrahigh-frequency signal in the shelf depreciation environment to the anti-electrical equipment of dry type and environmental noise signal and can the superfrequency sensor (as superfrequency sensor 1) of cooperating and superfrequency sensor noise (as superfrequency sensor noise 2), and be connected with superfrequency sensor and superfrequency sensor noise respectively and main detecting unit (as main detecting unit 7) for processing collection signal.This superfrequency sensor, concrete selected frequency is the superfrequency sensor of 500-1500MHz; And/or superfrequency sensor noise, concrete selected frequency is the superfrequency sensor noise of 300-3000MHz.
Wherein, above-mentioned main detecting unit, comprise the AD conversion unit (as AD conversion unit 3) be connected with superfrequency sensor and superfrequency sensor noise respectively, and the system operations unit be connected with AD conversion unit successively (being called for short IPU, as IPU 5) and for show electric discharge collection of illustrative plates collection of illustrative plates display unit (as collection of illustrative plates display unit 6).Main detecting unit, also comprises and to be connected between AD conversion unit and system operations unit IPU and discharge signal for the non-dry type air reactor being carried out by the collection signal of superfrequency sensor and superfrequency sensor noise screening, collected by superfrequency sensor carries out suppressing to peel off the noise suppression unit obtaining authentic and valid ground discharge signal.
In the above-described embodiments, superfrequency sensor together uses in conjunction with sensor noise device, just can overcome the defect that prior art exists; The hardware device used in the application, the hardware device all can buying Ling Hua company is implemented.
The dry reactor office of above-described embodiment is placed on line monitoring system, can be used for detecting the shelf depreciation being arranged on outdoor dry-type air-core reactor, mainly comprise monitoring instrument master unit (i.e. main detecting unit), superfrequency sensor, superfrequency sensor noise and collection of illustrative plates display unit, can effectively avoid neighbourhood noise to the interference of signal quality.This dry reactor office is placed on line monitoring system, uhf sensor and sensor noise can be utilized to receive local discharge signal and the environmental noise signal of dry-type air-core reactor, and then live unit by digital conversion laggard Row noise suppression generation electric discharge collection of illustrative plates by monitor, this electric discharge collection of illustrative plates is used for the judgement of shelf depreciation; The ultrahigh-frequency signal monitored according to superfrequency sensor and superfrequency sensor noise carries out signal contrast, utilize noise suppression techniques, noise signal is peeled off, and then real local discharge signal is formed collection of illustrative plates, differentiate shelf depreciation type, kind and the order of severity; The signal that superfrequency sensor and sensor noise gather carries out screening and noise suppression, and signal after noise suppression forms electric discharge collection of illustrative plates, and then picks out noise signal and obtain real discharge signal.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although be described in detail the utility model with reference to previous embodiment, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. a dry reactor office is placed on line monitoring system, it is characterized in that, comprise and to gather for the ultrahigh-frequency signal in the shelf depreciation environment to the anti-electrical equipment of dry type and environmental noise signal and can the superfrequency sensor of cooperating and superfrequency sensor noise, and be connected with described superfrequency sensor and superfrequency sensor noise respectively and main detecting unit for processing collection signal.
2. dry reactor office according to claim 1 is placed on line monitoring system, it is characterized in that, described main detecting unit, comprise the AD conversion unit be connected with described superfrequency sensor and superfrequency sensor noise respectively, and the system operations unit IPU be connected with described AD conversion unit successively and the collection of illustrative plates display unit for showing the collection of illustrative plates that discharges.
3. dry reactor office according to claim 2 is placed on line monitoring system, it is characterized in that, described main detecting unit, also comprises and to be connected between described AD conversion unit and system operations unit IPU and discharge signal for the non-dry type air reactor being carried out by the collection signal of superfrequency sensor and superfrequency sensor noise screening, collected by superfrequency sensor carries out suppressing to peel off the noise suppression unit obtaining authentic and valid ground discharge signal.
4. the dry reactor office according to any one of claim 1-3 is placed on line monitoring system, it is characterized in that, described superfrequency sensor, and frequency is the superfrequency sensor of 500-1500MHz; And/or described superfrequency sensor noise, frequency is the superfrequency sensor noise of 300-3000MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420370830.9U CN204188753U (en) | 2014-07-07 | 2014-07-07 | A kind of dry reactor office is placed on line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420370830.9U CN204188753U (en) | 2014-07-07 | 2014-07-07 | A kind of dry reactor office is placed on line monitoring system |
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| Publication Number | Publication Date |
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| CN204188753U true CN204188753U (en) | 2015-03-04 |
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| CN201420370830.9U Active CN204188753U (en) | 2014-07-07 | 2014-07-07 | A kind of dry reactor office is placed on line monitoring system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784105A (en) * | 2016-03-04 | 2016-07-20 | 广东美的制冷设备有限公司 | Noise detecting device and noise detecting method for reactor in air conditioner |
| CN105823711A (en) * | 2016-04-18 | 2016-08-03 | 上海电机学院 | Online monitoring method for oil abrasive particles |
| CN106443238A (en) * | 2016-08-27 | 2017-02-22 | 许继集团有限公司 | High-voltage equipment state evaluation method, high-voltage equipment on-line monitoring device evaluation method and apparatuses |
-
2014
- 2014-07-07 CN CN201420370830.9U patent/CN204188753U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784105A (en) * | 2016-03-04 | 2016-07-20 | 广东美的制冷设备有限公司 | Noise detecting device and noise detecting method for reactor in air conditioner |
| CN105823711A (en) * | 2016-04-18 | 2016-08-03 | 上海电机学院 | Online monitoring method for oil abrasive particles |
| CN106443238A (en) * | 2016-08-27 | 2017-02-22 | 许继集团有限公司 | High-voltage equipment state evaluation method, high-voltage equipment on-line monitoring device evaluation method and apparatuses |
| CN106443238B (en) * | 2016-08-27 | 2020-02-21 | 许继集团有限公司 | High-voltage equipment state evaluation method, online monitoring device evaluation method and device |
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