CN205911963U - Distribution board, power adjusting ware and oil -immersed transformer - Google Patents
Distribution board, power adjusting ware and oil -immersed transformer Download PDFInfo
- Publication number
- CN205911963U CN205911963U CN201490001347.1U CN201490001347U CN205911963U CN 205911963 U CN205911963 U CN 205911963U CN 201490001347 U CN201490001347 U CN 201490001347U CN 205911963 U CN205911963 U CN 205911963U
- Authority
- CN
- China
- Prior art keywords
- oil
- fin
- distribution board
- transformer
- filled transformer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Rectifiers (AREA)
- Housings And Mounting Of Transformers (AREA)
- Patch Boards (AREA)
- Transformer Cooling (AREA)
Abstract
The utility model provides a small -size, the high -efficient just high distribution board, power adjusting ware and oil -immersed transformer of security, this distribution board is the integral type distribution board that has power adjusting ware, high voltage circuit breaker and relay, wherein, this power adjusting ware is the alternating current with the DC conversion of sunlight, has: the oil -immersed transformer of insulating oil has been enclosed to inside, the dc -to -ac converter that has the major component, with the fin that has set up above -mentioned major component, the fin is with the mode setting of the partly and insulating oil contact container wall at oil -immersed transformer, and the major component setting is in the part of showing out from the container wall of fin.
Description
Technical field
This utility model is related to distribution board, electric governor and oil-filled transformer.
Background technology
In patent documentation 1, disclose inflow outside the cabinets of electrical panels such as the solaode from solar power generation
Electric current is converted to low-voltage alternating-current electric current, the circulation of this low-voltage AC is changed to the high-voltage ac current of higher voltage, high pressure is handed over
The distribution board that stream electric current is sent to outside cabinets of electrical panels.
In recent years, in order to prevent global warming from carrying out co2The back of the body that the environmental consciousnesses such as the international effort cut down improve
Under scape, the popularization of photovoltaic power generation system is in continuous enlargement.In this photovoltaic power generation system, the luminous energy of the sun passes through solar energy
Battery module is converted into unidirectional current, and this unidirectional current is converted into alternating current by electric governor, exports to power system, from
And electric power sale can be carried out.
Electric governor has inverter, filter, control circuit, transformator.Specifically, electric governor has and connects
Receive the output of solaode and this output is converted to the inverter of the exchange of regulation, using inverter by sun optic panel
Output voltage is converted to alternating voltage, converts the output into system voltage using transformator, exports to power system.
Herein, " fixed price of regenerative resource buys system " implemented according to Japan from 1 day July in 2012,
In the case of the electric governor of more than 10kw, need the transformator for connecting and chopper etc. to the power system of 6600v.
Invention described in patent documentation 1 be in electric governor transformator, chopper etc. be integrally formed obtained from distribution board, by
Divided in each device, not only setting work becomes complicated but also there is a problem of that installation space becomes big.
Additionally, the major component of the inverter as representative needs dissipating for radiating with igbt (insulated gate bipolar transistor)
Backing, cooling fan.In invention described in patent documentation 1, need the electricity these parts being set and driving cooling fan
The space in source, haves such problems as that equipment becomes big or loss increase.
And, generally 20 years about during the sale of electricity of solar power generation, the environmental resistance with equipment life as representative becomes
For extremely important reason.In invention described in patent documentation 1, due to cooling fan inspiration extraneous air, exist due to salt
Do harm to impact with dust etc. and make the problem of environmental resistance step-down.
Prior art literature
Patent documentation
Patent documentation 1: Japan Patent 5177782
Utility model content
This utility model completes in view of the above problems, its object is to provide small-sized, efficient and safe
Distribution board, electric governor and oil-filled transformer.
In order to solve the above problems, of the present utility model be characterised by: its be with electric governor, primary cut-out and
The integral type distribution board of relay, wherein, the unidirectional current of sunlight is converted to alternating current by above-mentioned electric governor, has: interior
The oil-filled transformer of insulating oil has been enclosed in portion;There is the inverter of major component;With the fin being provided with above-mentioned major component, on
State the container wall that fin is arranged on above-mentioned oil-filled transformer in the way of a part of and above-mentioned insulating oil contacts, above-mentioned master
Element is arranged on the part exposed from said vesse wall of above-mentioned fin.
According to this utility model, using the teaching of the invention it is possible to provide the excellent small-sized distribution board of environmental resistance.
Brief description
Fig. 1 is the figure of the outline representing distribution board 1.
Fig. 2 is the axonometric chart of the oil-filled transformer of distribution board 1.
Fig. 3 is the concept map of the cooling structure of distribution board 1.
Fig. 4 is the main portion perspective view of the transformer tank of distribution board 1.
Fig. 5 is the figure of the variation of the transformer tank representing first embodiment.
Fig. 6 (a), Fig. 6 (b) are the figures of the outline of the profile representing distribution board 1.
Fig. 7 is the figure of the internal structure representing distribution board 1.
Fig. 8 is the main of the oil-filled transformer that is integrally formed with reactor in the distribution board 1a represent second embodiment
Fragmentary perspective view.
Fig. 9 is the figure of the outline representing distribution board 1a.
Figure 10 is the figure of the variation of the oil-filled transformer representing second embodiment.
Figure 11 is the figure of the variation of the oil-filled transformer representing second embodiment.
Figure 12 is the figure of the variation of the oil-filled transformer representing second embodiment.
Figure 13 (a), Figure 13 (b) are the skeleton diagrams of the structure representing existing distribution board.
Figure 14 is the skeleton diagram of the device configuration of the electric governor representing existing distribution board.
Specific embodiment
First, for clear and definite and difference of the present utility model, prior art is briefly described.Figure 13 (a), Figure 13
B () is the skeleton diagram of the structure representing existing distribution board 100.Figure 13 (a) is side view, and Figure 13 (b) is front view.Distribution board
100 is that transformator 101, electric governor 102, primary cut-out 103, grounding surge relay 104 etc. form as one
Distribution board.
In the case of without arranging, distribution board 100 is divided into storage primary cut-out 103, grounding surge relay
The incoming panel of device 104, transformator 101 etc. and the disk of storage electric governor 102.It is provided with from outer before distribution board 100
The passage 105 of portion's air-breathing.
Figure 14 is the skeleton diagram of the internal structure representing existing distribution board 100.Figure 14 is the x-x sectional view of Figure 13 (b).
In order to cool down the major component 107 of inverter 106, inverter 106 has fin 108.Additionally, by being used for carrying out forcing wind
Cold cooling fan 109, is supplied to fin 108 via passage 105 from the outside cold air absorbing.
So, in the prior art, will be supplied to fin 108 from the outside air absorbing by cooling fan 109, will
Major component 107 cools down.
Hereinafter, the distribution board 1 as embodiment of the present utility model is described in detail.
< first embodiment >
Using accompanying drawing, embodiment of the present utility model is illustrated.Fig. 1 represents the schematic configuration of distribution board.In distribution board
1, it is mainly provided with primary cut-out 2, electric governor 3, grounding surge relay 4.In the inside of electric governor 3, main
Inverter 31 to be provided with, AC reactor 32, Inturruptor for sub-line 33, oil-filled transformer 34, switch 35, electrolysis condenser
36 etc..
In electric governor 3, inverter 31, AC reactor 32 and Inturruptor for sub-line 33 will produce in sun optic panel 5
Raw unidirectional current is converted to alternating current.The voltage in this stage is 200v.Oil-filled transformer 34 by this 200v about friendship
Stream electricity is converted to 6600v, that is, with power system 6 identical voltage.Thus, defeated in the electric power of sun optic panel 5 generation
Deliver to power system 6, electric power sale can be carried out.
Due to being connected with the power system 6 of 6600v, in the present embodiment, as oil-filled transformer 34 using oil
Immersion transformator.It is contemplated that insulation, environmental resistance particularly in the case of the distribution board 1 being incorporated in outside room setting, preferably
Using oil-filled transformer.
Fig. 2 is the figure representing oil-filled transformer 34 (oil-filled transformer).Oil-filled transformer refers to envelope inside case
Enter to have the transformator of electric insulation oil 343.Electric insulation oil 343 is used for carrying out being accommodated in insulation and the cooling of the device within case.
Oil-filled transformer 34 mainly has transformer tank 341 and heat exchange department 342.In the wall of transformer tank 341, with
The mode that the radiator portion of fin 10 is contacted with electric insulation oil 343 is provided with fin 10.A part for fin 10 is becoming
The outside of depressor case 341 is exposed, and the part exposed at this is provided with major component 11.
Fig. 3 is the figure of the details of the installation portion representing fin 10.In addition, the arrow of Fig. 3 represents electric insulation oil 343
Flowing.
The wall of transformer tank 341 is provided with hole 341a, for installing fin 10.Pass through welding, screw during installation
Fixing etc. (not shown) is carried out.Thereby, it is possible to make electric insulation oil 343 not reveal from hole 341a.
Major component 11 is arranged on fin 10, and the heat that major component 11 sends is conducted to fin 10.Fin 10 and electricity
Insulating oil 343 contacts, and the heat of major component 11 radiates to electric insulation oil 343 via fin 10.Electric insulation oil 343 after being warmed up
Moved to above container due to convection current, be supplied to new electric insulation oil 343 near fin 10.Thereby, it is possible to using scattered
Backing 10 realizes the cooling of major component 11.
, it is capable of it is not necessary to be used for the cooling fan cooling down fin 10 by so using oil-filled transformer
Cost, the reduction of loss and the reducing of the device space.
Additionally, fin 10 is formed by bending thin steel plate materialses in a folded fashion.Scattered thereby, it is possible to expand
Backing 10 and the contact area of electric insulation oil 343, realize efficient radiating.
Fig. 4 is the perspective internal view of transformer tank 341, represents the internal structure of oil-filled transformer 34.It is enclosed transformation
Electric insulation oil 343 in device case 341 is used for being insulated and cools down.
Additionally, being provided with transformer body 344 in transformer tank 341.Further, the wall in transformer tank 341 is pacified
Equipped with fin 10.In the inside of transformer tank 341, produce the convection current of electric insulation oil 343 as shown by the arrows, inside is set
Standby (for example, transformer body 344 and fin 10) cooling.
Big with air phase specific thermal conductivity more than 10 times of electric insulation oil 343, even if natural cooling also has enough cooling energy
Power.Therefore, there is no need to cool down the cooling fan of major component 11.Further, compared with the situation of air cooling, fin 10 can be made
Size diminishes.
In addition, the heat of electric insulation oil 343 passes through heat exchange department 342 radiating in the air.Heat exchange department 342 is with multiple projections
The mode projecting from transformer tank 341 arranges (details is not shown), is capable of efficiently radiating.
Herein, fin 10 is preferably provided at the position of the bottom being located closer to transformer tank 341 than coil 344a
(hereinafter referred to as lower section).For example, in Fig. 4, the center 10a of fin 10 configures than the coil 344a in transformer body 344
Center 344a more on the lower.Compared with the coil 344a as the main pyrotoxin of transformer tank 341, fin 10 is configured
In lower section, thereby, it is possible to the electric insulation oil 343 not warmed up to the neighbouring supply of fin 10.
In addition, in Fig. 4, the center 10a of fin 10 is configured under the center 344a of coil 344a, but fin
10 position is not limited to this.For example, it is also possible to fin 10 is configured in the position more on the lower than the position shown in Fig. 4
Put.Additionally, for example can also as shown in Figure 5, the upper end with the upper end of fin 10 and coil 344a is roughly the same
The mode of position configures.But, in order to improve cooling effectiveness using fin 10, preferably fin 10 is configured close as far as possible
The position of the bottom of transformer tank 341.
Fig. 6 (a), Fig. 6 (b) are the outlines of the distribution board 1 of electric governor 3 being built-in with and having oil-filled transformer 34
Figure.Fig. 6 (a) is side view, and Fig. 6 (b) is front view.
Oil-filled transformer 34 is connected by the other structures part that adpting flange 7 is had with electric governor 3.Connection method
Blue 7 is the structure with water resistance, and therefore distribution board 1 can be arranged without.Additionally, in the front of distribution board 1, with can
Confirm that the mode of the inside of distribution board 1 is provided with door 8.Be provided with filler (not shown) etc. around door 8 so that water not from
Surrounding's entrance of door 8.
Fig. 7 is the skeleton diagram representing the device configuration in distribution board 1, is the perspective internal view of Fig. 6 (a).
It is accommodated with the major component 11 of inverter 31 as the part constituting electric governor 3, alternating current in distribution board 1
Anti- device 32, oil-filled transformer 34, switch 35, electrolysis condenser 36 etc..Additionally, being accommodated with primary cut-out in distribution board 1
2nd, grounding surge relay 4 etc..In addition, the internal structure of the distribution board 1 shown in Fig. 7 is an example, internal structure is simultaneously
It is not limited to this.
Because oil-filled transformer 34 has the effect of cooling major component 11, therefore it is not taken into necessity of extraneous air,
Do not need the peristome that cooling fan and extraneous air are taken into.
According to present embodiment, cooled down using electric insulation oil, thus, cooling fan becomes not need.Therefore, distribution
The device structure of disk becomes simple, is capable of the miniaturization of distribution board.Additionally, being cooled down using electric insulation oil, so as to
Enough improve the cooling performance of major component.Therefore, the rated capacity of control panel increases, and when being compared with this capacity, can obtain
Obtain corresponding miniaturization.
Additionally, according to present embodiment, due to not needing to drive cooling fan, it is possible to reduce loss.
Further, according to present embodiment, due to not needing to be taken into extraneous air, it is possible to will be internal for distribution board and outer
Portion's air circuit breaker.Therefore, in the case of making distribution board long time running, will not be because of the attachment such as the air that contains salt and dust
Have influence on insulating properties in distribution board inside.Therefore, it is possible to improve environmental resistance, improve safety, extend the longevity of distribution board
Life.
< second embodiment >
In first embodiment, the electric insulation oil 343 being filled in oil-filled transformer 34 carries out transformer body 344 He
The cooling of major component 11, but the part that electric insulation oil 343 can cool down is not limited to this.
Second embodiment is that electric insulation oil 343 carries out the cold of transformer body 344, AC reactor 32 and major component 11
But mode.Hereinafter, the distribution board 1a of second embodiment is illustrated.In addition, to first embodiment identical portion
Point, mark identical reference, omit the description.
Fig. 8 is the interior of the oil-filled transformer 34a that represents and be internally provided with transformer body 344 and AC reactor 32
The skeleton diagram in portion.
AC reactor 32 and major component 11 are one of main heater of electric governor 3.Transformer body 344
Roughly the same with the use part in AC reactor 32, all can be used as the structure member of oil-immersed equipment.
Additionally, being provided with the fin 10 for cooling down major component 11 in transformer tank 341, the cold of major component can be carried out
But.
The equipment that Fig. 9 is used in being internally provided with the distribution board 1a of the oil-filled transformer 34a of AC reactor 32 is joined
The skeleton diagram put.It is accommodated with electric governor 3 in distribution board 1a, be accommodated with switch 35, electrolysis condenser in electric governor
36th, major component 11 etc..
According to present embodiment, it is integrally formed with transformator by making AC reactor, equipment can be made little further
Type.Additionally, improving cooling capacity such that it is able to realize high capacity.Can wait with regard to environmental resistance, with first embodiment phase
With.
In addition, in the present embodiment, AC reactor 32 is arranged in transformer tank 341, but setting alternating current
The position of anti-device 32 is not limited to this.Figure 10~Figure 12 is the variation of the position with regard to arranging AC reactor 32.
As shown in Figure 10 to Figure 12, AC reactor 32 can also be arranged on the top of transformer body 344.In this situation
Under, the allocation position of fin 10 becomes freely, therefore, both can as shown in Figure 10 by fin 10 configure with exchange
The roughly the same height of reactor 32 it is also possible to be arranged on the bottom of transformer tank 341 as shown in Figure 11 by fin 10
Near.Further, it is also possible to as shown in Figure 12, fin 10 is arranged on multiple differing heights.
But, in order to improve the cooling effect of the major component 11 carrying out by fin 10, preferably fin 10 is arranged
The bottom being located closer to transformer tank 341 in the coil 344a than transformer body 344 and the coil 32a of AC reactor 32
The position in portion.
In addition, this utility model is not limited to above-mentioned embodiment, and include various variation.For example,
With regard to above-mentioned embodiment, it has been described in detail to illustrate to be readily apparent that this utility model, but and has differed
Fixed limit schedules and includes illustrated all structures.Additionally, carrying out adding, eliminating, replace to a part for the structure of each embodiment
Structure after changing etc. is also contained in this utility model.Additionally, this utility model is not limited to the feelings providing as distribution board
Condition is it is also possible to structure such as electric governor, transformator as a part for distribution board to provide.
The explanation of reference
1st, 1a: distribution board, 2: primary cut-out, 3: electric governor, 4: grounding surge relay, 5: sun bright finish
Plate, 6: power system, 7: adpting flange, 8: door, 10: fin, 11: major component, 31: inverter, 32: AC reactor,
32a: coil, 33: Inturruptor for sub-line, 34,34a: transformator, 35: switch, 36: electrolysis condenser, 341: transformer tank,
341a: hole, 342: heat exchange department, 343: electric insulation oil, 344: transformer body, 344a: center.
Claims (9)
1. a kind of distribution board it is characterised in that:
It is the integral type distribution board with electric governor, primary cut-out and relay, and wherein, described electric governor will
The unidirectional current of sunlight is converted to alternating current, has: the oil-filled transformer of insulating oil has been enclosed in inside;There is the inverse of major component
Become device;With the fin being provided with described major component,
Described fin is arranged on the container wall of described oil-filled transformer in the way of a part of and described insulating oil contacts,
Described major component is arranged on the part showed out from described chamber wall of described fin.
2. distribution board as claimed in claim 1 it is characterised in that:
Described electric governor has AC reactor,
Described AC reactor is arranged on the inside of described oil-filled transformer in the way of being dipped in described insulating oil.
3. distribution board as claimed in claim 1 it is characterised in that:
Described oil-filled transformer internally arranges transformer body,
Described fin is arranged on the described oil-filled transformer that is located closer to of the coil having than described transformer body
The position of container bottom.
4. distribution board as claimed in claim 2 it is characterised in that:
Described oil-filled transformer internally arranges transformer body,
Described fin is arranged on the position of the coil of the coil having than described transformer body and described AC reactor more
Position near the container bottom of described oil-filled transformer.
5. a kind of by the unidirectional current of sunlight be converted to alternating current electric governor it is characterised in that include:
The oil-filled transformer of insulating oil has been enclosed in inside;
There is the inverter of major component;With
It is provided with the fin of described major component,
Described fin is arranged on the container wall of described oil-filled transformer in the way of a part of and described insulating oil contacts,
Described major component is arranged on the part showed out from described chamber wall of described fin.
6. electric governor as claimed in claim 5 it is characterised in that:
There is the AC reactor of the inside being arranged on described oil-filled transformer in the way of being dipped in described insulating oil.
7. electric governor as claimed in claim 5 it is characterised in that:
Described oil-filled transformer internally arranges transformer body,
Described fin is arranged on the described oil-filled transformer that is located closer to of the coil having than described transformer body
The position of container bottom.
8. electric governor as claimed in claim 6 it is characterised in that:
Described oil-filled transformer internally arranges transformer body,
Described fin is arranged on the position of the coil of the coil having than described transformer body and described AC reactor more
Position near the container bottom of described oil-filled transformer.
9. a kind of oil-filled transformer it is characterised in that:
Insulating oil is enclosed in container,
Described wall of a container face is provided with fin, a part for described fin is contacted with described insulating oil,
The part showed out from described chamber wall in described fin is provided with and for the unidirectional current of sunlight to be converted to alternating current
The major component of inverter that has of electric governor.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2014/052893 WO2015118656A1 (en) | 2014-02-07 | 2014-02-07 | Distribution board, power conditioner, and oil-filled transformer |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205911963U true CN205911963U (en) | 2017-01-25 |
Family
ID=53777488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201490001347.1U Expired - Fee Related CN205911963U (en) | 2014-02-07 | 2014-02-07 | Distribution board, power adjusting ware and oil -immersed transformer |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP6244382B2 (en) |
CN (1) | CN205911963U (en) |
WO (1) | WO2015118656A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112071598A (en) * | 2020-08-22 | 2020-12-11 | 广州优讯环保科技有限公司 | Rectifier transformer with double-layer horizontal saturable reactor |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5825020U (en) * | 1981-08-12 | 1983-02-17 | 株式会社東芝 | Cooling system |
JPH09271178A (en) * | 1996-03-29 | 1997-10-14 | Daihen Corp | Power conversion equipment |
JP2000091130A (en) * | 1998-07-16 | 2000-03-31 | Kitashiba Electric Co Ltd | Cooling structure of semiconductor device |
JP2000068127A (en) * | 1998-08-21 | 2000-03-03 | Toshiba Fa Syst Eng Corp | Oil-immersed electric apparatus |
JP3362005B2 (en) * | 1998-09-14 | 2003-01-07 | 株式会社東芝 | Semiconductor power converter |
JP2013143784A (en) * | 2012-01-06 | 2013-07-22 | Hitachi Industrial Equipment Systems Co Ltd | Device for system interconnection |
-
2014
- 2014-02-07 CN CN201490001347.1U patent/CN205911963U/en not_active Expired - Fee Related
- 2014-02-07 JP JP2015561113A patent/JP6244382B2/en not_active Expired - Fee Related
- 2014-02-07 WO PCT/JP2014/052893 patent/WO2015118656A1/en active Application Filing
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112071598A (en) * | 2020-08-22 | 2020-12-11 | 广州优讯环保科技有限公司 | Rectifier transformer with double-layer horizontal saturable reactor |
Also Published As
Publication number | Publication date |
---|---|
JPWO2015118656A1 (en) | 2017-03-23 |
JP6244382B2 (en) | 2017-12-06 |
WO2015118656A1 (en) | 2015-08-13 |
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Legal Events
Date | Code | Title | Description |
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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: 20170125 Termination date: 20200207 |