CN203617081U - Isolated refrigerant electric reactor or transformer cooling device - Google Patents

Isolated refrigerant electric reactor or transformer cooling device Download PDF

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Publication number
CN203617081U
CN203617081U CN201320810335.0U CN201320810335U CN203617081U CN 203617081 U CN203617081 U CN 203617081U CN 201320810335 U CN201320810335 U CN 201320810335U CN 203617081 U CN203617081 U CN 203617081U
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China
Prior art keywords
transformer
reactor
refrigerant
core
iron
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Expired - Lifetime
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CN201320810335.0U
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Chinese (zh)
Inventor
肖宁
焦学军
胡家喜
王婷
曾鸣
李颖明
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Zhuzhou CRRC AVC Thermal Technology Co Ltd
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Zhuzhou CSR AVC Thermal Technology Co Ltd
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Priority to CN201320810335.0U priority Critical patent/CN203617081U/en
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Abstract

The utility model discloses an isolated refrigerant electric reactor or transformer cooling device. A refrigerant evaporator for a coil is added into the coil, a refrigerant evaporator for an iron core is added into the iron core, and a refrigerant evaporator for an accessory is added into the accessory. All the refrigerant evaporators are connected through pipelines. The refrigerant evaporators are filled with refrigerants, comprehensive cooling is carried out on a transformer or an electric reactor through the refrigerants, and heat in the transformer and heat in the electric reactor are emitted to the outside through pipelines. A novel mode for comprehensive cooling of the transformer or the electric reactor through the refrigerants is provided, the size of the transformer or the electric reactor is reduced, and temperature rise is reduced. The refrigerants in the cooling device is not directly contact with devices of the transformer or the electric reactor, so that electric isolation and corrosion prevention do not need to be carried out on the refrigerants and a refrigerant system.

Description

A kind of isolated refrigerant reactor or transformer cooling device
Technical field
The utility model relates to cooling technical field, particularly a kind of isolated refrigerant reactor or transformer cooling device.
Background technology
Refrigerant be in refrigerating and air conditioning system in order to transferring heat energy, produce the working fluid of refrigerating effect.Refrigerant is that a kind of easily heat absorption becomes gas, and easy heat release becomes the material of liquid again.In domestic air conditioner, R22 is still the cold-producing medium generally using at present.R134a, R410A, as the substitute of R22, have zero ozone depletion latent energy value and low-down global warming latent energy value.
Refrigerant has the following advantages: 1, freezing point is lower, and volatility is little.Therefore, recycling in process for a long time, evaporation loss is little, and refrigerant agent loss is little.2, nontoxic, odorless, also easily corrupt smelly chemical substance of water content not.Long-term use can not have side effects to human body and environment.3, ability of cold carrier is strong.
Transformer or reactor are one of main original papers of electric system heating, and transformer or reactor heating position are mainly coil and iron core.Along with development in science and technology, the power of electric system is increasing, and volume is more and more less, uses the heating of transformer or reactor more serious, and especially, after converter technique is introduced, heating unshakable in one's determination becomes a problem that must solve.Transformer or reactor are mainly the interaction work with magnetic by electricity, and the magnetic field of transformer or reactor operates mainly in iron core, but always has some leakage fluxs to cross the accessory of transformer or reactor, cause these accessory heatings.Arrive certain Cheng Du when the temperature rise of transformer or reactor, will cause the scaling loss of itself.But transformer or reactor self-temperature are very high sometimes, and other device is impacted, this is also unallowed.So only have and transformer or reactor winding, iron core, accessory comprehensively carried out cooling, be only transformer or the too high complete method of reactor temperature rise of solving.
The domestic Patents having about intra-winding refrigerant cooling device transformer or reactor.Application number is 200820021053.1 utility model patent " intra-winding refrigerant cooling device transformer or reactor " disclosed transformer or reactor employing hollow conductor.When transformer or reactor work, in hollow conductor, there is mobile refrigerant to dispel the heat to transformer or reactor, transformer or reactor can be obtained extraordinary cooling.The effect of this transformer or reactor heat radiation is fine, but having some limitations property.First the wire of transformer or reactor must be hollow conductor.The wire kind of transformer or reactor is a lot, has enamelled wire, Copper Foil, silk-covered wire etc.The transformer of these kinds or reactor just cannot use this patent.Secondly, the reason of the heating of transformer or reactor is a lot, has the reasons such as operating current, magnetic induction, radiation, so in transformer or reactor work, iron core, folder, coil all may produce a large amount of heat.This patent only provides a kind of processing scheme that solves the heat in coil, does not have corresponding processing scheme for heat in the folder of transformer or reactor and iron core.In addition, the hollow conductor of transformer or reactor, in the time of logical cooling medium liquid, will arrange corrosion-resistant coating in wire inner side, and this is to hollow conductor processing and anticorrosionly proposed very high requirement.Also having in some patents and do not propose, is exactly that refrigerant is flowing in charged hollow conductor, and what impact charged refrigerant and coolant system have to peripheral devices, whether also can be charged, whether can increase the loss of transformer or reactor.
Utility model content
The technical problems to be solved in the utility model is that a kind of isolated refrigerant reactor or transformer cooling device that utilizes refrigerant transformer or reactor to be carried out to comprehensive cooling is provided.
The technical solution of the utility model is: described isolated refrigerant reactor or transformer cooling device, comprise reactor or transformer, also comprise refrigerant evaporator, described reactor or transformer comprise coil and accessory, and described refrigerant evaporator comprises the refrigerant evaporator for coil that is arranged in coil, is arranged on the accessory refrigerant evaporator in accessory; Described refrigerant evaporator is linked together by pipeline, and described pipeline extends to transformer or reactor outside.
Described reactor or transformer also comprise iron core, and described refrigerant evaporator also comprises the iron core refrigerant evaporator being arranged in iron core.
In described refrigerant evaporator, be filled with refrigerant, described refrigerant does not directly contact with the device of transformer or reactor.
Described reactor or transformer can be air-core transformers, and coil refrigerant evaporator is installed in air-core transformer coil, installation fitting refrigerant evaporator in air-core transformer accessory.
Described reactor or transformer can be air core reactors, and coil refrigerant evaporator is installed in air core reactor coil, installation fitting refrigerant evaporator in air core reactor accessory.
Described reactor or transformer can be iron-core reactors, and coil refrigerant evaporator is installed in iron-core reactor coil, and iron core refrigerant evaporator, installation fitting refrigerant evaporator in iron-core reactor accessory are installed in iron-core reactor iron core.
Described reactor or transformer can be iron-core transformers, and coil refrigerant evaporator is installed in iron-core transformer coil, and iron core refrigerant evaporator, installation fitting refrigerant evaporator in iron-core transformer accessory are installed in iron-core transformer iron core.
Described isolated refrigerant reactor or transformer cooling device comprise isolated refrigerant iron-core transformer cooling device, isolated refrigerant iron-core reactor cooling device, isolated refrigerant air-core transformer cooling device and isolated refrigerant air core reactor cooling device.
Described isolated refrigerant reactor or transformer Cooling method are as follows: in transformer or reactor, add refrigerant evaporator; Each refrigerant evaporator is linked up with pipeline, and pipeline is extended to transformer or reactor outside; In refrigerant evaporator, be filled with refrigerant, utilize refrigerant to carry out comprehensive cooling to transformer or reactor, the heat of transformer or reactor inside is put into outside by tubes rows.
Describedly in transformer or reactor, add refrigerant evaporator to comprise: in coil, to add refrigerant evaporator for coil, in iron core, add the accessory refrigerant evaporator that adds with refrigerant evaporator, in accessory unshakable in one's determination; Described refrigerant does not directly contact with the device of transformer or reactor.Require corresponding refrigerant evaporator is installed according to temperature rise, according to the flow of refrigerant and the corresponding pipeline of layout design.
The utility model also provides a kind of transformer or reactor with refrigerant evaporator, comprises transformer or reactor main body and is arranged on the refrigerant evaporator in reactor or transformer body.
Described reactor or transformer body comprise coil, iron core and accessory, and described refrigerant evaporator comprises the refrigerant evaporator for coil that is arranged in coil, is arranged on the accessory refrigerant evaporator in accessory and is arranged on the iron core refrigerant evaporator in iron core.
The utility model adopts refrigerant to carry out cooling to transformer or reactor, the brand-new mode of with refrigerant, transformer or reactor being carried out comprehensive cooling is provided, the heat of electrical equipment inside can be put into system outside by tubes rows, reduce transformer or reactor volume, reduce temperature rise.Refrigerant in the utility model does not directly contact with the device of transformer or reactor, so do not need refrigerant and coolant system to carry out electric insulation isolation and anticorrosion.
Above-mentioned isolated refrigerant reactor and transformer Cooling method and device thereof adapt to for range transformer or reactor, comprise common single-phase transformer or reactor, three-phase transformer or reactor, polyphase transformer or reactor, also comprise hollow single-phase transformer or reactor, hollow three-phase transformer or reactor, hollow polyphase transformer or reactor.
Accompanying drawing explanation
Fig. 1 is the structural representation of isolated refrigerant iron-core transformer cooling device;
Fig. 2 is the structural representation of isolated refrigerant iron-core reactor cooling device;
Fig. 3 is the structural representation of isolated refrigerant air-core transformer cooling device;
Fig. 4 is the structural representation of isolated refrigerant air core reactor cooling device.
In figure: 1, coil refrigerant evaporator, 2, iron core refrigerant evaporator, 3, accessory refrigerant evaporator, 4, iron-core transformer coil, 5, iron-core transformer iron core, 6, iron-core transformer accessory, 7, iron-core reactor coil, 8, iron-core reactor iron core, 9, iron-core reactor accessory, 10, air-core transformer coil, 11, air-core transformer accessory, 12, air core reactor coil, 13, air core reactor accessory.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figures 1 to 4, in transformer or reactor, add refrigerant evaporator: in coil, add coil refrigerant evaporator 1, in iron core, add unshakable in one's determination with refrigerant evaporator 2, in accessory, add refrigerant evaporator 3 for accessory, each refrigerant evaporator is linked up with pipeline, and pipeline is extended to transformer or reactor outside, require to install the refrigerant evaporator of suitable size according to temperature rise, according to the flow of refrigerant and the rational caliber of layout design, the temperature rise that guarantees whole transformer or reactor is little, and temperature rise is even.In refrigerant evaporator, be filled with refrigerant, utilize refrigerant to carry out comprehensive cooling to transformer or reactor, the heat of transformer or reactor inside is put into outside by tubes rows.
The principle of coolant refrigeration is contrary Carnot cycle, by the process of compression, condensation, throttling, evaporation, make refrigerant in refrigerating system, realize heat transfer, in refrigerant phase transition process, will absorb or distribute heat, the heat of low-temperature region is passed to high-temperature area and realize kind of refrigeration cycle.Heat absorption is carried out in evaporation process, so the evaporator of the refrigerant of air-conditioning system is reasonably arranged on to the effect that just can realize heat radiation in each heat generating components of transformer or reactor.
Embodiment 1:, iron-core transformer adds refrigerant evaporator scheme.As shown in Figure 1, in iron-core transformer coil 4, add coil refrigerant evaporator 1, in iron-core transformer iron core 5, add the refrigerant evaporator 3 for accessory that adds with refrigerant evaporator 2, in iron-core transformer accessory 6 unshakable in one's determination.
Embodiment 2: iron-core reactor adds refrigerant evaporator scheme.As shown in Figure 2, in iron-core reactor coil 7, add coil refrigerant evaporator 1, in iron-core reactor iron core 8, add the refrigerant evaporator 3 for accessory that adds with refrigerant evaporator 2, in iron-core reactor accessory 9 unshakable in one's determination.
Embodiment 3: air-core transformer adds refrigerant evaporator scheme.As shown in Figure 3, in air-core transformer coil 10, add coil refrigerant evaporator 1, in air-core transformer accessory 11, add refrigerant evaporator 3 for accessory.
Embodiment 4: air core reactor adds refrigerant evaporator scheme.As shown in Figure 4, in air core reactor coil 12, add coil refrigerant evaporator 1, in air core reactor accessory 13, add refrigerant evaporator 3 for accessory.
Described isolated refrigerant reactor or transformer cooling device, comprise reactor or transformer, also comprise refrigerant evaporator, described reactor or transformer comprise coil, iron core and accessory, and described refrigerant evaporator comprises the refrigerant evaporator for coil that is arranged in coil, is arranged on the iron core refrigerant evaporator in iron core and is arranged on the accessory refrigerant evaporator in accessory; Refrigerant evaporator is linked together by pipeline, and described pipeline extends to transformer or reactor outside.
Four kinds of situations in corresponding aforementioned four embodiment, isolated refrigerant reactor or transformer cooling device is corresponding comprises: isolated refrigerant iron-core transformer cooling device, isolated refrigerant iron-core reactor cooling device, isolated refrigerant air-core transformer cooling device, isolated refrigerant air core reactor cooling device.The concrete situation of implementing no longer describes in detail.
The utility model also provides a kind of transformer or reactor with refrigerant evaporator, comprise transformer or reactor main body and be arranged on the refrigerant evaporator of reactor or transformer body inside, described refrigerant evaporator comprises the refrigerant evaporator for coil that is arranged in coil, is arranged on the accessory refrigerant evaporator in accessory and is arranged on the iron core refrigerant evaporator in iron core.
Corresponding with aforementioned four embodiment, the transformer with refrigerant evaporator or reactor comprise the iron-core transformer with refrigerant evaporator, the iron-core reactor with refrigerant evaporator, the air-core transformer with refrigerant evaporator, the air core reactor with refrigerant evaporator.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within being all included in protection range of the present utility model.

Claims (8)

1. an isolated refrigerant reactor or transformer cooling device, comprise reactor or transformer, described reactor or transformer comprise coil and accessory, it is characterized in that, also comprise refrigerant evaporator, described refrigerant evaporator comprises the refrigerant evaporator for coil that is arranged in coil, is arranged on the accessory refrigerant evaporator in accessory; Described refrigerant evaporator is linked together by pipeline, and described pipeline extends to transformer or reactor outside.
2. isolated refrigerant reactor according to claim 1 or transformer cooling device, is characterized in that, described reactor or transformer also comprise iron core, and described refrigerant evaporator also comprises the iron core refrigerant evaporator being arranged in iron core.
3. isolated refrigerant reactor according to claim 1 and 2 or transformer cooling device, is characterized in that, in described refrigerant evaporator, is filled with refrigerant, and described refrigerant does not directly contact with the device of transformer or reactor.
4. isolated refrigerant reactor according to claim 1 or transformer cooling device, it is characterized in that, described reactor or transformer are air-core transformers, and coil refrigerant evaporator is installed in air-core transformer coil, installation fitting refrigerant evaporator in air-core transformer accessory.
5. isolated refrigerant reactor according to claim 1 or transformer cooling device, it is characterized in that, described reactor or transformer are air core reactors, and coil refrigerant evaporator is installed in air core reactor coil, installation fitting refrigerant evaporator in air core reactor accessory.
6. isolated refrigerant reactor according to claim 2 or transformer cooling device, it is characterized in that, described reactor or transformer are iron-core reactors, coil refrigerant evaporator is installed in iron-core reactor coil, iron core refrigerant evaporator, installation fitting refrigerant evaporator in iron-core reactor accessory are installed in iron-core reactor iron core.
7. isolated refrigerant reactor according to claim 2 or transformer cooling device, it is characterized in that, described reactor or transformer are iron-core transformers, coil refrigerant evaporator is installed in iron-core transformer coil, iron core refrigerant evaporator, installation fitting refrigerant evaporator in iron-core transformer accessory are installed in iron-core transformer iron core.
8. isolated refrigerant reactor according to claim 1 or transformer cooling device, it is characterized in that, described isolated refrigerant reactor or transformer cooling device comprise isolated refrigerant iron-core transformer cooling device, isolated refrigerant iron-core reactor cooling device, isolated refrigerant air-core transformer cooling device and isolated refrigerant air core reactor cooling device.
CN201320810335.0U 2013-12-11 2013-12-11 Isolated refrigerant electric reactor or transformer cooling device Expired - Lifetime CN203617081U (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103617871A (en) * 2013-12-11 2014-03-05 株洲南车奇宏散热技术有限公司 Method and device for cooling reactor or transformer through isolated refrigerants

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103617871A (en) * 2013-12-11 2014-03-05 株洲南车奇宏散热技术有限公司 Method and device for cooling reactor or transformer through isolated refrigerants

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C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: Zhuzhou Lukou Town Tree Hill 412007 in Hunan city of Zhuzhou Province

Patentee after: ZHUZHOU CRRC QIHONG COOLING TECHNOLOGY CO.,LTD.

Address before: Zhuzhou Lukou Town Tree Hill 412007 in Hunan city of Zhuzhou Province

Patentee before: ZHUZHOU CSR QIHONG COOLING TECHNOLOGY CO.,LTD.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20140528