CN104344548A - Electromagnetic heating fan for air conditioner of electric vehicle - Google Patents
Electromagnetic heating fan for air conditioner of electric vehicle Download PDFInfo
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- CN104344548A CN104344548A CN201310354906.9A CN201310354906A CN104344548A CN 104344548 A CN104344548 A CN 104344548A CN 201310354906 A CN201310354906 A CN 201310354906A CN 104344548 A CN104344548 A CN 104344548A
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- blower fan
- air
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- heater
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Abstract
The invention relates to a fan for an air conditioner of an electric vehicle, in particular to an electromagnetic heating fan and a control method thereof. As an electromagnetic heating technology is applied to the fan, the volume weight of an air conditioning system of the electric vehicle is improved, the heating efficiency is increased, and the consumption of electric energy is reduced.
Description
(1) technical field
The present invention relates to a kind of electric automobile air conditioner blower fan.Particularly electromagnetic system air-heater and a control method thereof, improves the volume weight of electric automobile air-conditioning system and improves heating efficiency and reduce power consumption by applying electromagnetic system thermal technology in blower fan.
(2) background technology
Operating efficiency and its utilization rate of electric automobile air-conditioning system are very large on the impact of electric automobile course continuation mileage, particularly the use of warm braw more can consume electric energy, current most electric motor cars all at use PTC (Positive Temperature Coefficient) heater, and PTC heater can be subdivided into directly add hot-air or heating cooling circulating water after generate heat again two kinds and heat form.As number of patent application is: 201210070557.3 utility model patents " electric automobile air-conditioning system PTC electric heater " be exactly adopt heating cooling circulating water after generated heat by heater cores again air-conditioning heating scheme.
Existing PTC electric heater, although the work calories that effectively can produce air-conditioning needs, reaches the object that vehicle interior temperature controls, and there is the problem that space is large, weight is large, efficiency is low, cost is high and is difficult to solve:
1, existing heater takes up room greatly, and weight is large, and cost is high.Because the heater of PTC will have heat generating member; external insulation protective layer and heat exchanger fin and framework etc. form grating type heat exchanger; for ensureing heat exchange property requirement; heat exchanger fin will have enough heat exchange areas; and the turbulent flow producing heat exchange and need will be had; runner will have enough windages, must space large, weight is large, cost is high and the energy density of system is very low.Water heating system, also will be added heater cores and be formed by water heater, water or anti-icing fluid, water circulating pump, pipe line parts, and space, weight ratio air heating system are also larger, and cost is also higher.
2, on electric automobile, because air-conditioning system hot water temperature is often higher than drive system of electric automobile cooling water temperature, therefore drive system of electric automobile cooling water cannot be recycled in air conditioning warm air core body as the cooling water of conventional internal combustion mechanomotive force, by the heater cores be arranged in air-conditioner, heat is passed to air-conditioning, but will drive system circulation in heater cores lower air duct in, the PTC electric airheater of high temperature is installed again or installs and the secondary heater cores that circulates of ptc heater, the scheme that drive system of electric automobile generation heat is used effectively could be realized, and such high/low temperature heat-exchange system, infrastructure cost is higher.
3, PTC electric heater heat exchange efficiency is low; analyze from the 1st fault of construction introduced; energy is transmitted to the air flow through in blower fan is again delivered to crew department again from electricity to the heat energy become ptc heater to being transmitted to heat exchanger fin again through corrosion protective covering; there is very long hot loop; heat trnasfer phenomenon will inevitably be there is when contacting with around low-temperature device; thus cause thermal losses large, system effectiveness is declined.
4, present PTC electric heating system is all finally that the wind of being discharged by the heater cores in air channel and blower fan carries out heat exchange, but for ensureing heat-exchange capacity, heater cores will have enough front face areas and windage, the wind of blower fan is made to turn to turbulent flow from laminar flow, what this was inevitable causes wind speed decreased, cause air quantity kinetic energy rejection, thus strengthen electric loss of energy; In the high/low temperature heat-exchange system discussed in the 2nd, two buy or get by illegal means heat grate radiator can allow this pressure loss larger, and need more powerful motor to obtain the air conditioner outlet blast of design, electric loss of energy is larger.
5, start-up time is long.Analyze from the 3rd fault of construction introduced, energy is again delivered to crew department to becoming heat energy ptc heater to passing to air through heat exchanger fin from electricity, has very long hot loop and certain thermal inertia, start-up time must be caused long, the problem that dwell time is also grown, gives on using and makes troubles.
(3) summary of the invention
Therefore object of the present invention, is just to provide with blower fan highly integrated, take up room little, lightweight, without the need for windage grating type heat exchanger, novel heat-producing machine one electromagnetic system air-heater rapidly and efficiently.
The object of the present invention is achieved like this: in electric automobile air conditioner blower fan, it comprises Blower Housing and drives the angle of rake motor of blower fan, it is characterized in that: Blower Housing is equipped with the solenoid that can produce alternating magnetic field, induction alternating magnetic field and complete current vortex heating function and to complete the device realizing blower fan heat-production functions to carrying out heat exchange by air-flow in blower fan be in blower fan simultaneously and the propeller of blower fan impeller driven air flow contacts or guiding device.
Below by being that angle of rake situation is illustrated with the device of impeller driven air flow contacts in blower fan.
Be contained in the propeller in electric fan on motor shaft, propeller blade connection end plate and the propeller blade of responding to heating by producing current vortex in alternating magnetic field form, the coil producing alternating magnetic field connects end plate both sides at propeller blade, when alternating current flows through the coil producing magnetic field, coil produces high-frequency alternating magnetic field and acts on and can produce current vortex in alternating magnetic field and the propeller blade of responding to heating connects on end plate and propeller blade, thus make the propeller blade of rotation connection end plate and propeller blade surface produce heat (poly-skin effect), complete heating function, and propeller drives backspin to transfer to merit at drive motors, be driven through air that propeller blade connects end plate and propeller blade and be connected end plate and direct powerful heat exchange is carried out on propeller blade surface at the propeller blade that flow velocity is the fastest, heat energy is directly passed to air rapidly from propeller blade connection end plate and propeller blade surface, directly complete heat sinking function simultaneously, make the air flowing through blower fan accept heat generating temperature to raise, thus complete the function of the heater to air heat.
Due to the propeller that the heater members of new type heater and radiating element are all blower fans, generate heat with heat radiation is all be connected end plate and propeller blade surface at blower fan propeller blade, this is also simultaneously that the position that the fastest exchange capability of heat of air velocity is the strongest is carried out, therefore no longer need one independently grating type radiator cause the increase in space and can not blast be reduced; Moreover such Electromagnetic Heating thermal inertia is very little, minimizing more than 30% can be heated than PTC, and electromagnetic heating controller generation recycle heat is being entered after in exhaust duct, total efficiency of heating surface can reach more than 99%, achieve like this and blower fan very high integrity, take up room little, lightweight, air flow resistance is minimum (grating type heat exchanger of comparing), the goal of the invention of novel electric vehicle air-conditioning heating device-electromagnetic system air-heater rapidly and efficiently.
(4) accompanying drawing explanation
Fig. 1 is the sectional view of one embodiment of the present invention structure and composition.
(5) detailed description of the invention
Index map 1 below, illustrates the embodiment that the present invention is concrete.
The sectional view of the embodiment structure shown in Fig. 1 and composition, i.e. a kind of sectional view of electromagnetic system air-heater.
In electromagnetic system air-heater exemplifying embodiment of the present invention, be first that the be as the criterion structure of carrying out of centrifugal fan describes; Next is a kind of two planar coil constructions at volute of blower both sides end face.Therefore should recognize: one, the version as blower fan also has a lot, such as axial fan, the blower fan structure of instructions for use is met again than screw blower fan etc.; Its two, it should be noted that the form of coil is diversified, have disc type, solenoid type etc.; Its three, it should be noted that the magnetic field making planar coil or solenoid coil produce is carried out orientation and prevented that leakage field technology is also multifarious, owing to not being focal point in this patent, therefore omit in the middle of structure.These three discussions above can show this description and not intended to be limits the invention to this kind of exemplary embodiment.On the contrary, the present invention is intended to not only cover these exemplary embodiment, and covers the various selection forms that can be included within the spirit and scope of the present invention as defined in appended claims, modification and the equivalent form of value and other embodiment.
In electromagnetic system air-heater exemplifying embodiment Fig. 1 of the present invention, comprise being contained in and to be connected end plate 4 laser weld all-in-one-piece propeller with motor shaft by blower fan propeller sheet inlet 1, blower fan propeller blade 2 and blower fan propeller in centrifugal fan spiral case 3, the axle of blower fan impeller driven motor 6 and blower fan propeller are connected end plate 4 mesopore with motor shaft has been fixedly connected with Motor torque and has passed to angle of rake function.At volute of blower 3 both sides end face, form the fixed mount of two groups of solenoids 8 by fan inlet blower inlet casing and solenoid fixed head B7 and solenoid fixed head C9 and electromagnetic heating controller shell 5 with solenoid fixed head D10 respectively.
The course of work of the electromagnetic system air-heater of the invention process example is as follows:
When electromagnetic heating controller makes alternating current flow through solenoid 8, solenoid 8 produces high-frequency alternating magnetic field, this high-frequency alternating magnetic field acts on to induct current vortex and respond to blower fan propeller sheet inlet 1 that exothermic material makes, be connected on end plate 4 and propeller blade 2 with blower fan propeller with motor shaft in alternating magnetic field, thus make the blower fan propeller sheet inlet 1 of rotation, to be connected end plate 4 with motor shaft with blower fan propeller and propeller blade 2 surface produces heat (gathering skin effect), complete heating function, and propeller drives backspin to transfer to merit at drive motors 6 driving shaft, be driven through blower fan propeller sheet inlet 1, the air of end plate 4 and propeller blade 2 is connected with motor shaft with blower fan propeller, at the blower fan propeller sheet inlet 1 that flow velocity is the fastest, end plate 4 is connected with motor shaft and direct powerful heat exchange is carried out on propeller blade 2 surface with blower fan propeller, heat energy from blower fan propeller sheet inlet 1, end plate 4 is connected with motor shaft and propeller blade 2 surface directly passes to air rapidly with blower fan propeller, directly with complete heat sinking function simultaneously, make the air flowing through blower fan accept heat generating temperature to raise, thus complete the function of the heater to air heat.
Above process is exactly the course of work of electromagnetic system air-heater when heating, and when adjustment heats state, allow electromagnetic heating controller control alternating current frequency or the size of current of solenoid, the continuous setup that all can realize heating capacity controls; And in fan driving motor control circuit, add the automatic protector of solenoid break-make, effectively can prevent the heating when blower motor stall and make blower fan propeller produce damage risk.
The description carried out concrete example exemplary embodiment of the present invention is above for the purpose of illustration and description.Such description is not exhaustively in the least, and the present invention neither be wanted to be restricted to disclosed form, and obviously, according to above-mentioned illustration, a lot of change and change are all possible.Select exemplary embodiment and to be described be to explain certain principles of the present invention and practical application thereof, thus others skilled in the art can be realized and utilize exemplary embodiment of the present invention and various selection form thereof and modification.Scope of the present invention is intended to limited by appended claims and the equivalent form of value thereof.
Claims (1)
1. an electric automobile air conditioner blower fan, it comprises Blower Housing and drives the angle of rake motor of blower fan, it is characterized in that: Blower Housing is equipped with the solenoid that can produce alternating magnetic field, induction alternating magnetic field and complete current vortex heating function and to complete the device realizing blower fan heat-production functions to carrying out heat exchange by air-flow in blower fan be in blower fan simultaneously and the propeller of blower fan impeller driven air flow contacts or guiding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310354906.9A CN104344548A (en) | 2013-08-10 | 2013-08-10 | Electromagnetic heating fan for air conditioner of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310354906.9A CN104344548A (en) | 2013-08-10 | 2013-08-10 | Electromagnetic heating fan for air conditioner of electric vehicle |
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| Publication Number | Publication Date |
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| CN104344548A true CN104344548A (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310354906.9A Pending CN104344548A (en) | 2013-08-10 | 2013-08-10 | Electromagnetic heating fan for air conditioner of electric vehicle |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115018A (en) * | 2015-09-30 | 2015-12-02 | 广东美的环境电器制造有限公司 | Warm air blower |
| CN107631478A (en) * | 2017-10-17 | 2018-01-26 | 王克敏 | A kind of electromagnetic variable-frequency formula centrifuges air-heater |
| CN109477764A (en) * | 2016-07-07 | 2019-03-15 | 空中客车防务和太空简化股份公司 | A method of control electric propulsion device temperature |
| CN109827330A (en) * | 2019-01-25 | 2019-05-31 | 珠海格力电器股份有限公司 | Air purifier's fan subassembly and air purifier |
| CN110324923A (en) * | 2018-03-28 | 2019-10-11 | 佛山市顺德区新迅电子科技有限公司 | A kind of electromagnetic induction heating hot wind mould group |
| CN110657515A (en) * | 2018-06-29 | 2020-01-07 | 宁波方太厨具有限公司 | Kitchen air conditioning system |
| CN110657471A (en) * | 2018-06-29 | 2020-01-07 | 宁波方太厨具有限公司 | Kitchen air conditioning system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2230408Y (en) * | 1995-09-21 | 1996-07-03 | 包双喜 | Electromagnetic heating device |
| US20100148515A1 (en) * | 2007-11-02 | 2010-06-17 | Mary Geddry | Direct Current Brushless Machine and Wind Turbine System |
| CN101907334A (en) * | 2010-08-10 | 2010-12-08 | 佛山市顺德区海伦宝电器有限公司 | Variable-frequency electromagnetic cold and warm air device |
| CN202319812U (en) * | 2011-12-05 | 2012-07-11 | 河南速达电动汽车科技有限公司 | Hybrid heater for electric automobile |
-
2013
- 2013-08-10 CN CN201310354906.9A patent/CN104344548A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2230408Y (en) * | 1995-09-21 | 1996-07-03 | 包双喜 | Electromagnetic heating device |
| US20100148515A1 (en) * | 2007-11-02 | 2010-06-17 | Mary Geddry | Direct Current Brushless Machine and Wind Turbine System |
| CN101907334A (en) * | 2010-08-10 | 2010-12-08 | 佛山市顺德区海伦宝电器有限公司 | Variable-frequency electromagnetic cold and warm air device |
| CN202319812U (en) * | 2011-12-05 | 2012-07-11 | 河南速达电动汽车科技有限公司 | Hybrid heater for electric automobile |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115018A (en) * | 2015-09-30 | 2015-12-02 | 广东美的环境电器制造有限公司 | Warm air blower |
| CN109477764A (en) * | 2016-07-07 | 2019-03-15 | 空中客车防务和太空简化股份公司 | A method of control electric propulsion device temperature |
| CN109477764B (en) * | 2016-07-07 | 2020-06-19 | 空中客车防务和太空简化股份公司 | Method for controlling temperature of electric propeller |
| CN107631478A (en) * | 2017-10-17 | 2018-01-26 | 王克敏 | A kind of electromagnetic variable-frequency formula centrifuges air-heater |
| CN110324923A (en) * | 2018-03-28 | 2019-10-11 | 佛山市顺德区新迅电子科技有限公司 | A kind of electromagnetic induction heating hot wind mould group |
| CN110657515A (en) * | 2018-06-29 | 2020-01-07 | 宁波方太厨具有限公司 | Kitchen air conditioning system |
| CN110657471A (en) * | 2018-06-29 | 2020-01-07 | 宁波方太厨具有限公司 | Kitchen air conditioning system |
| CN110657515B (en) * | 2018-06-29 | 2021-11-19 | 宁波方太厨具有限公司 | Kitchen air conditioning system |
| CN109827330A (en) * | 2019-01-25 | 2019-05-31 | 珠海格力电器股份有限公司 | Air purifier's fan subassembly and air purifier |
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Application publication date: 20150211 |