CN205317892U - Reactive compensation reactor interturn insulation monitoring devices - Google Patents
Reactive compensation reactor interturn insulation monitoring devices Download PDFInfo
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- CN205317892U CN205317892U CN201620047717.6U CN201620047717U CN205317892U CN 205317892 U CN205317892 U CN 205317892U CN 201620047717 U CN201620047717 U CN 201620047717U CN 205317892 U CN205317892 U CN 205317892U
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- voltage sensor
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- insulation monitoring
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Abstract
The utility model discloses a reactive compensation reactor interturn insulation monitoring devices, including the reactor body, reactor body top sets up rain -proof cover of umbrella -type and circular unable adjustment base, and circular unable adjustment base upper surface sets up the ring connected in star, and the rain -proof cover of umbrella -type is provided with with ring connected in star assorted ring shape protrudingly, circular unable adjustment base and reactor body top fixed connection, power module is connected with respectively voltage sensor, controller and communication circuit module electricity, the voltage sensor input respectively with the reactor on lead wire and reactor down the lead wire electricity be connected, the voltage sensor output is connected with signal conditioning ware input is electric, the controller is connected with signal conditioning ware output, communication circuit module, display instrument and alarm are electric respectively. The utility model discloses accessible time send alarm and protective reactance ware safety work, extension reactor life when troubles such as the local flashover of reactor emergence, turn -to -turn short circuit.
Description
Technical field
The utility model belongs to monitoring device field, especially relates to a kind of reactive-load compensation reactor turn-to-turn insulation monitoring device.
Background technology
Reactor is made up of multiple winding in parallel coaxially, and each winding in parallel is in parallel on electrically. Each winding in parallel is needed coiling multilayer according to design by many copper cash in parallel or aluminum steel and is become again, and every root wire is surrounded by mylar as turn-to-turn insulation. The glass fiber winding of winding outside in parallel epoxy resin-impregnated, tightly encapsulating, and through hot setting, forms an encapsulating with fine globality, separated by glass yarn pulling bar between each encapsulating, formation is dispelled the heat air flue. Adopt wiring arm as the outlet coupling end of winding in parallel, the arm of wiring up and down of winding in parallel by drawing yarn mode fix, form an entirety. But, in actual moving process, normal generation reactor burnout failure, causes very big financial loss. Practical operating experiences and a large amount of data of domestic and international reactor show: reactor has 90% accident to be because of caused by inter-turn insulation defect. At present, reactive-load compensation device is very universal in power system, reactor in reactive-load compensation device is along with the increase of duration of service, its shorted-turn fault rate is in rising trend, the decline of reactive-load compensation device reactor turn-to-turn insulation, often cause inter-phase arc short circuit, superpotential, cause discharge coil, electrical condenser, thunder arrester to be damaged. Therefore, reactor manufactures department and operation department all attaches great importance to this problem, and urgent requirement develops a kind of equipment that can effectively detect dry-type reactor interturn insulation fault.
Notification number CN204832429U discloses a kind of dry-type air-core reactor turn to turn insulation test device based on impulse hunting principle, and described device comprises: load module, dry-type air-core reactor, monitoring circuit, MCU system, current foldback circuit, bus module, display module, signal switch, D/A switch circuit, input operation module;Described load module connects the input port of dry-type air-core reactor, and described monitoring circuit comprises electric voltage observation circuit, wattless current monitoring circuit, wattful current monitoring circuit, power factor monitoring circuit, described load module comprises voltate regulator, high-voltage pulse circuit, HF oscillation circuit, and described dry-type air-core reactor input terminus connects HF oscillation circuit, described dry-type air-core reactor output terminal connects wattless current monitoring circuit, wattful current monitoring circuit, power factor monitoring circuit, the wattless current that described wattless current monitoring circuit monitors reactor exports, the wattful current that described wattful current monitoring circuit monitors reactor exports, the power factor of described power factor monitoring circuit monitors reactor, the output voltage of described electric voltage observation circuit monitoring reactor, described signal switch is used for timesharing conversion wattful current, wattless current, output voltage, power factor is to D/A switch switch, above-mentioned data are sent to MCU system and are used for treatment and analysis by D/A switch switch respectively, described MCU system sends steering order according to data processed result, thus control current foldback circuit action, and result is shown by display module, this practicality is novel achieves the accurate location to the test of dry-type air-core reactor turn-to-turn insulation, dry-type air-core reactor insulating monitoring is maked an inspection tour by convenient operation, but adopted circuit module comparatively complicated, reactor itself is also lacked certain protection facility.
Practical novel content
In view of this; the purpose of this utility model is for the deficiencies in the prior art; providing one can fast monitored reactor turn-to-turn insulation performance; occur can give the alarm in time during the fault such as flashover, turn-to-turn short circuit of local when reactor and protect reactor trouble-free service, extend the reactive-load compensation reactor turn-to-turn insulation monitoring device in reactor work-ing life.
For achieving the above object, the utility model by the following technical solutions:
A kind of reactive-load compensation reactor turn-to-turn insulation monitoring device, comprise reactor body, also comprise and reactor goes between, go between under reactor, power supply module, voltage sensor, signal conditioner, controller, communication circuit module, display instrument and warning howler, umbrella shape rain cover and the fixing base of circle are set above described reactor body, the cone angle of described umbrella shape rain cover is 120 ° ~ 140 °, the fixing base upper surface of described circle arranges toroidal cavity, it is protruding that described umbrella shape rain cover is provided with the annular mated mutually with toroidal cavity, the fixing base of described circle is fixedly connected with reactor body top, big 10 ~ the 15cm of radius of the radius ratio reactor body of described umbrella shape rain cover, described power supply module is electrically connected with voltage sensor, controller and communication circuit module respectively, described voltage sensor input terminus goes between with on reactor respectively and goes between under reactor and is electrically connected, described voltage sensor output terminal is electrically connected with signal conditioner input terminus, and described controller is electrically connected with signal conditioner output terminal, communication circuit module, display instrument and warning howler respectively.
Preferably, the fixing base of described circle is fixed on reactor body top by waterproof is gluing.
Preferably, described umbrella shape rain cover upper surface arranges diversion trench.
Preferably, described toroidal cavity arranges friction layer.
Preferably, described display instrument is voltmeter.
The beneficial effects of the utility model are:
1. the utility model arranges umbrella shape rain cover on the fixing base of circle, the protruding base fixing with circle of annular that umbrella shape rain cover is mated mutually by the toroidal cavity of base upper surface fixing with circle is flexibly connected, friction layer is set in groove and can increase frictional force each other, device is made again to have the property dismantled when ensureing that card button is stable, facilitate maintenance and the replacing of parts in device, and umbrella shape rain cover has certain obliquity and diversion trench, when sleety weather, rainwater prolongs ice-covering-proof cover scarp and flows away rapidly, thus it is embodied as the rainproof function of reactor to protect reactor trouble-free service, extend reactor work-ing life,
2. the utility model arranges voltage sensor, reactive-load compensation device reactor both end voltage can be monitored in time, once voltage occurs abnormal namely by signal conditioner, display instrument and warning howler early warning, staff is facilitated to check and keep in repair, warning accuracy height, can send alarm in time at such Reactor Fault initial stage, prevents danger that reactor explodes and loss, solve reactor failure rate height for a long time, lack again the problem of on-line monitoring.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1;
Fig. 2 is the circuit block diagram of the utility model embodiment 1;
Fig. 3 is the structural representation of the utility model embodiment 2;
Wherein, 1-reactor body, 2-umbrella shape rain cover, the fixing base of 3-circle, 4-toroidal cavity, 5-annular is protruding, 6-friction layer.
Embodiment
Below in conjunction with accompanying drawing and the utility model specific embodiment, the technical solution of the utility model is clearly and completely described, it is clear that described embodiment is only the utility model part embodiment, instead of whole embodiments. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment 1
As illustrated in fig. 1 and 2, a kind of reactive-load compensation reactor turn-to-turn insulation monitoring device, comprise reactor body 1, also comprise and reactor goes between, go between under reactor, power supply module, voltage sensor, signal conditioner, controller, communication circuit module, display instrument and warning howler, display instrument is voltmeter, umbrella shape rain cover 2 and circle fixing base 3 are set above reactor body 1, the cone angle of umbrella shape rain cover 2 is 140 °, umbrella shape rain cover 2 upper surface arranges diversion trench, make rainwater can prolong umbrella shape rain cover 2 scarp to flow away rapidly, circular fixing base 3 upper surface arranges toroidal cavity 4, the annular projection 5 that umbrella shape rain cover 2 is provided with toroidal cavity 4 phase is mated, circular fixing base 3 is fixed on reactor body 1 top by waterproof is gluing, the gluing fixing stability better protecting whole device, and when needs remove or more changing device time, only need to scrape viscose bottom circular fixing base 3, the big 10cm of radius of the radius ratio reactor body 1 of umbrella shape rain cover 2, such design can prevent rainwater from entering in reactor body 1 along with wind as far as possible, it is also possible to prevent rainwater and directly overlays reactor body 1 top, thus the impact under the weather avoiding wind and rain bigger, the work of reactor caused, to protect reactor trouble-free service, extend reactor work-ing life.
Voltage sensor input terminus goes between with on reactor respectively and goes between under reactor and is electrically connected, when reactive-load compensation device reactor in normal operating conditions, voltage sensor voltage is normal, when there is turn-to-turn short circuit in reactive-load compensation device reactor, impedance declines, voltage sensor voltage reduces, as shown in Figure 2, power supply module and voltage sensor respectively, controller and communication circuit module electrical connection, voltage sensor output terminal is electrically connected with signal conditioner input terminus, controller respectively with signal conditioner output terminal, communication circuit module, display instrument and warning howler electrical connection, communication circuit module is electrically connected with upper computer, when there is turn-to-turn short circuit in reactive-load compensation device reactor, voltage sensor voltage shows its change by voltmeter, alarm equipment alarm, simultaneously signal is being transferred on the screen of upper computer to demonstrate the particular location of concrete reactor by the form of digitizing by communication circuit module, thus monitor the working condition of reactor fast and accurately.
Embodiment 2
Roughly the same with the structure of embodiment 1, the difference is that: as shown in Figure 3, toroidal cavity 4 arranges friction layer 6, the fixing base 3 of umbrella shape rain cover 2 and circle frictional force each other can be increased, make again device have the property dismantled when ensureing that card button is stable, facilitate maintenance and the replacing of parts in device.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, other amendments that the technical solution of the utility model is made by those of ordinary skill in the art or equivalent replacement, as long as not departing from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of right of the present utility model.
Claims (5)
1. a reactive-load compensation reactor turn-to-turn insulation monitoring device, comprise reactor body, it is characterized in that: also comprise and reactor goes between, go between under reactor, power supply module, voltage sensor, signal conditioner, controller, communication circuit module, display instrument and warning howler, umbrella shape rain cover and the fixing base of circle are set above described reactor body, the cone angle of described umbrella shape rain cover is 120 ° ~ 140 °, the fixing base upper surface of described circle arranges toroidal cavity, it is protruding that described umbrella shape rain cover is provided with the annular mated mutually with toroidal cavity, the fixing base of described circle is fixedly connected with reactor body top, big 10 ~ the 15cm of radius of the radius ratio reactor body of described umbrella shape rain cover, described power supply module is electrically connected with voltage sensor, controller and communication circuit module respectively, described voltage sensor input terminus goes between with on reactor respectively and goes between under reactor and is electrically connected, described voltage sensor output terminal is electrically connected with signal conditioner input terminus, and described controller is electrically connected with signal conditioner output terminal, communication circuit module, display instrument and warning howler respectively.
2. reactive-load compensation reactor turn-to-turn insulation monitoring device as claimed in claim 1, it is characterised in that: the fixing base of described circle is fixed on reactor body top by waterproof is gluing.
3. reactive-load compensation reactor turn-to-turn insulation monitoring device as claimed in claim 1, it is characterised in that: described umbrella shape rain cover upper surface arranges diversion trench.
4. reactive-load compensation reactor turn-to-turn insulation monitoring device as claimed in claim 1, it is characterised in that: described toroidal cavity arranges friction layer.
5. reactive-load compensation reactor turn-to-turn insulation monitoring device as claimed in claim 1, it is characterised in that: described display instrument is voltmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620047717.6U CN205317892U (en) | 2016-01-15 | 2016-01-15 | Reactive compensation reactor interturn insulation monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620047717.6U CN205317892U (en) | 2016-01-15 | 2016-01-15 | Reactive compensation reactor interturn insulation monitoring devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205317892U true CN205317892U (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620047717.6U Expired - Fee Related CN205317892U (en) | 2016-01-15 | 2016-01-15 | Reactive compensation reactor interturn insulation monitoring devices |
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| CN (1) | CN205317892U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974290A (en) * | 2016-07-22 | 2016-09-28 | 国网河南省电力公司电力科学研究院 | Dry type air reactor turn-to-turn insulation performance detection system and method |
-
2016
- 2016-01-15 CN CN201620047717.6U patent/CN205317892U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974290A (en) * | 2016-07-22 | 2016-09-28 | 国网河南省电力公司电力科学研究院 | Dry type air reactor turn-to-turn insulation performance detection system and method |
| CN105974290B (en) * | 2016-07-22 | 2018-12-04 | 国网河南省电力公司电力科学研究院 | A kind of dry-type air-core reactor turn-to-turn insulation performance detecting system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20190115 |