CN203931770U - A kind of magnet controlled reactor - Google Patents
A kind of magnet controlled reactor Download PDFInfo
- Publication number
- CN203931770U CN203931770U CN201420322767.1U CN201420322767U CN203931770U CN 203931770 U CN203931770 U CN 203931770U CN 201420322767 U CN201420322767 U CN 201420322767U CN 203931770 U CN203931770 U CN 203931770U
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- circuit
- control
- controlled reactor
- magnet controlled
- fuel tank
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Abstract
The utility model discloses a kind of magnet controlled reactor, belong to oil-immersed electric reactor, comprise fuel tank and control cabinet, control cabinet is fixed on top of oil-tank, and oil tank wall is equipped with radiator outward; Magnet controlled reactor body packs in fuel tank, magnet controlled reactor body comprises iron core column, magnet exciting coil and control magnetic coil, excitation control section comprises the isolation power transformation road, monitoring and protecting circuit, control circuit, control signal photoelectric switching circuit, Optical Fiber Transmission circuit, the optical receiving circuit that are arranged in control cabinet, also comprises the rectification circuit being mainly made up of the thyristor being arranged on fuel tank outer wall; The utility model, by the signal of telecommunication of control magnetic is converted to light signal and by Optical Fiber Transmission, the Radio Frequency Interfere of control signal and high-tension electromagnetic interference signal and thyristor isolated completely, has improved anti-interference; Oil duct is set in iron core column and thyristor is arranged on fuel tank outer wall, radiating efficiency is high, extends reactor whole service life.
Description
Technical field
The utility model relates to the design and manufacture field of magnet controlled reactor, particularly a kind of magnet controlled reactor.
Background technology
Magnet controlled reactor is to utilize additional direct current excitation magnetic iron core, changes iron core permeability, realizes the adjustable continuously of reactor reactance value.The part compositions such as the conventional electronic device of DC excitation and control section and thyristor.
Large capacity high voltage magnet controlled reactor mostly is integral structure at present, DC excitation part components and parts is fixed on insulation board, then insulation board is fixed in the fuel tank cap of oil-immersed electric reactor.Body part is contained in fuel tank, and fuel tank is equipped with radiator, utilizes self cooling or air-cooled mode to dispel the heat to magnet controlled reactor.
The large capacity high magnet controlled reactor of small-capacity low-pressure magnet controlled reactor or part, separates DC excitation part and body part, and body part is contained in large tank, and fuel tank is equipped with radiator, utilizes self cooling or air-cooled mode to dispel the heat to body part.DC excitation part is arranged in little fuel tank, by housing auto-radiating.In the time that load is larger, running current is large, and excitation division divides caloric value corresponding increase, and the heat radiation of fuel tank is slower, and excitation part component thermal amount can not be distributed in time, affects the life-span of components and parts, makes the overall operation of magnet controlled reactor have certain hidden danger.
Conventionally the control section of magnet controlled reactor is made up of electronic device, thyristor etc., and magnet controlled reactor is generally operational under high-voltage state, the electromagnetic interference of the high-voltage large current of its work, the radio frequency interference of thyristor, the normal work that affects control section at all times, makes the overall operation of reactor have certain hidden danger.
As can be seen here, above-mentioned phenomenon is the defect that existing magnet controlled reactor exists, and is urgently improved.How to found a kind of strong anti-interference performance, radiating efficiency is high, can effectively distribute DC excitation part heat, makes excitation part and each device working temperature meet the requirements of new technology and new technology structure, and the current industry of real genus is needed improved target badly.
Utility model content
The purpose of this utility model is to provide for the problems referred to above that a kind of strong anti-interference performance, radiating efficiency are high, the magnet controlled reactor of security of operation.
For above-mentioned technical problem, the utility model adopts following technical scheme:
A kind of magnet controlled reactor, belongs to oil-immersed electric reactor, comprises fuel tank and control cabinet, and control cabinet is fixed on top of oil-tank, and oil tank wall is equipped with radiator outward; Magnet controlled reactor body packs in fuel tank, magnet controlled reactor body comprises iron core column, magnet exciting coil and control magnetic coil, excitation control section comprises the isolation power transformation road, monitoring and protecting circuit, control circuit, control signal photoelectric switching circuit, Optical Fiber Transmission circuit, the optical receiving circuit that are arranged in control cabinet, also comprises the rectification circuit being mainly made up of thyristor;
Isolation becomes circuit input end and connects high-pressure side, and its output connects monitoring and protecting circuit;
Monitoring and protecting circuit comprises the voltage display of monitoring voltage, the Current Display of monitoring current, the protector K of protective circuit; It is in parallel that voltage display and isolation become circuit output end, and one end of Current Display connects isolation and becomes circuit output end, one end of other end connection protector K, and the other end of protector K stretches out that control cabinet is outer to be connected with the input stretching out outside fuel tank of magnet exciting coil;
The input of control circuit is in parallel with isolation change circuit input end, the input of its output connection control signal photoelectric switching circuit;
The output of control signal photoelectric switching circuit connects one end of Optical Fiber Transmission circuit;
The other end of Optical Fiber Transmission circuit connects the input of optical receiving circuit;
The output of optical receiving circuit connects the input of rectification circuit, and the output of rectification circuit connects the input of control magnetic coil;
The output connection bus side of magnet controlled reactor body.
In described iron core column, be provided with oil duct.
Described thyristor is arranged on fuel tank outer wall.
The utility model has the advantage of:
1. adopt and convert the signal of telecommunication of control magnetic to light signal, pass through Optical Fiber Transmission, the Radio Frequency Interfere of control signal and high-tension electromagnetic interference signal and thyristor is isolated completely, improve anti-interference, to ensure the reliability and stability of magnet controlled reactor work, improve the coefficient of safety of magnet controlled reactor operation.
2. adopt, in the iron core column of magnet controlled reactor, oil duct is set, the heat of iron core column and coil when the oil duct circulating from iron core column by oil falls apart from magnet controlled reactor control magnetic, reduce the temperature rise of magnet controlled reactor, improved radiating efficiency, extended the useful life of magnet controlled reactor.
3. high power device is arranged on fuel tank outer wall as thyristor, the heat that high power device is sent out, a part is distributed by the insulating oil in fuel tank, a part is by oil tank wall and heat sink radiates, a part is distributed by the air outside fuel tank, to extend the useful life of power device, thereby extend magnet controlled reactor whole service life.
Brief description of the drawings
The circuit theory schematic diagram of a kind of magnet controlled reactor of Fig. 1 the utility model.
The iron core column structural representation of a kind of magnet controlled reactor of Fig. 2 the utility model.
The scheme of installation of a kind of magnet controlled reactor of Fig. 3 the utility model.
In figure: 1. control cabinet, 2. reactor conservator, 3. fuel tank, 4. radiator; 5. oil tank base support, 6. magnet exciting coil input, 7. thyristor; 8. iron core column, 9. oil duct, 10. isolation power transformation road; 20. monitoring and protecting circuit, 30. control circuits, 40. control signal photoelectric switching circuits; 50. Optical Fiber Transmission circuit, 60. optical receiving circuits, 70. rectification circuits; 80. magnet controlled reactor bodies, 100. magnet exciting coils, 200. control magnetic coils.
Embodiment
Below in conjunction with Fig. 1 to Fig. 3, the utility model is described in further detail.
A kind of magnet controlled reactor of the present utility model, belongs to oil-immersed electric reactor, comprises the fuel tank 3 being arranged on oil tank base support 5 and the control cabinet 1 that is fixed on fuel tank 3 tops, and fuel tank 3 walls are equipped with radiator 4 outward; Magnet controlled reactor body 80 packs in fuel tank 3, magnet controlled reactor body 80 comprises iron core column 8, magnet exciting coil 100 and control magnetic coil 200, excitation control section comprises the isolation power transformation road 10, monitoring and protecting circuit 20, control circuit 30, control signal photoelectric switching circuit 40, Optical Fiber Transmission circuit 50, the optical receiving circuit 60 that are arranged in control cabinet 1, also comprises the rectification circuit 70 being mainly made up of the thyristor 7 being arranged on fuel tank 3 outer walls;
Isolation power transformation road 10 inputs connect high-pressure side, and its output connects monitoring and protecting circuit 20;
Monitoring and protecting circuit 20 comprises the voltage display of monitoring voltage
the Current Display of monitoring current
the protector K of protective circuit; Voltage display
in parallel with isolation power transformation road 10 outputs, Current Display
one end connects isolation power transformation road 10 outputs, one end of other end connection protector K, and the other end of protector K stretches out outside control cabinet 1 and is connected with the magnet exciting coil input 6 stretching out outside fuel tank 3 of magnet exciting coil 100; Magnet controlled reactor is in operation, and in the time there is overcurrent or overvoltage phenomenon, monitoring and protecting circuit 20 is starting protection device K immediately, cuts off magnet controlled reactor field power supply, magnet controlled reactor is quit work immediately, to realize defencive function.
The input of control circuit 30 is in parallel with isolation power transformation road 10 inputs, the input of its output connection control signal photoelectric switching circuit 40;
The output of control signal photoelectric switching circuit 40 connects one end of Optical Fiber Transmission circuit 50;
The other end of Optical Fiber Transmission circuit 50 connects the input of optical receiving circuit 60;
The output of optical receiving circuit 60 connects the input of rectification circuit 70, and the output of rectification circuit 70 connects the input of the control magnetic coil 200 of magnet controlled reactor body 80;
The output connection bus side of magnet controlled reactor body 80.
In described iron core column 8, be provided with two oil ducts 9 with exterior, the heat of iron core column 8 and coil when the oil duct 9 circulating from iron core column 8 by oil falls apart from magnet controlled reactor control magnetic, reduce the temperature rise of magnet controlled reactor, improved radiating efficiency, extended the useful life of magnet controlled reactor.
Claims (3)
1. a magnet controlled reactor, belongs to oil-immersed electric reactor, comprises fuel tank and control cabinet, and control cabinet is fixed on top of oil-tank, and oil tank wall is equipped with radiator outward; Magnet controlled reactor body packs in fuel tank, magnet controlled reactor body comprises iron core column, magnet exciting coil and control magnetic coil, it is characterized in that, excitation control section comprises the isolation power transformation road, monitoring and protecting circuit, control circuit, control signal photoelectric switching circuit, Optical Fiber Transmission circuit, the optical receiving circuit that are arranged in control cabinet, also comprises the rectification circuit being mainly made up of thyristor;
Isolation becomes circuit input end and connects high-pressure side, and its output connects monitoring and protecting circuit;
Monitoring and protecting circuit comprises the voltage display of monitoring voltage, the Current Display of monitoring current, the protector K of protective circuit; It is in parallel that voltage display and isolation become circuit output end, and one end of Current Display connects isolation and becomes circuit output end, one end of other end connection protector K, and the other end of protector K stretches out that control cabinet is outer to be connected with the input stretching out outside fuel tank of magnet exciting coil;
The input of control circuit is in parallel with isolation change circuit input end, the input of its output connection control signal photoelectric switching circuit;
The output of control signal photoelectric switching circuit connects one end of Optical Fiber Transmission circuit;
The other end of Optical Fiber Transmission circuit connects the input of optical receiving circuit;
The output of optical receiving circuit connects the input of rectification circuit, and the output of rectification circuit connects the input of control magnetic coil;
The output connection bus side of magnet controlled reactor body.
2. a kind of magnet controlled reactor according to claim 1, is characterized in that, in described iron core column, is provided with oil duct.
3. a kind of magnet controlled reactor according to claim 1, is characterized in that, described thyristor is arranged on fuel tank outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420322767.1U CN203931770U (en) | 2014-06-17 | 2014-06-17 | A kind of magnet controlled reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420322767.1U CN203931770U (en) | 2014-06-17 | 2014-06-17 | A kind of magnet controlled reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203931770U true CN203931770U (en) | 2014-11-05 |
Family
ID=51827543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420322767.1U Expired - Fee Related CN203931770U (en) | 2014-06-17 | 2014-06-17 | A kind of magnet controlled reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203931770U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115512949A (en) * | 2022-11-24 | 2022-12-23 | 江苏新特变科技股份有限公司 | High-energy magnetic energy-saving voltage regulator |
-
2014
- 2014-06-17 CN CN201420322767.1U patent/CN203931770U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115512949A (en) * | 2022-11-24 | 2022-12-23 | 江苏新特变科技股份有限公司 | High-energy magnetic energy-saving voltage regulator |
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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: 20141105 Termination date: 20160617 |