CN104071004A - Vehicle auxiliary driving system - Google Patents
Vehicle auxiliary driving system Download PDFInfo
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- CN104071004A CN104071004A CN201410307216.2A CN201410307216A CN104071004A CN 104071004 A CN104071004 A CN 104071004A CN 201410307216 A CN201410307216 A CN 201410307216A CN 104071004 A CN104071004 A CN 104071004A
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- electromagnetic torque
- transfer device
- vehicle
- driving
- torque transfer
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Abstract
The invention provides a vehicle auxiliary driving system. The vehicle auxiliary driving system comprises an engine and a vehicle electrical accessory, wherein an electromagnetic torque transmitting device is provided with a driving rotor in which a winding coil is arranged, and a driven rotor provided with a permanent magnet; the driving rotor and the driven rotor are connected with an output shaft and an input shaft of the electromagnetic torque transmitting device respectively; an engine shaft is connected with the input shaft of the electromagnetic torque transmitting device; an air compressor shaft is connected with the output shaft of the electromagnetic torque transmitting device. The system is very suitable for electrical accessory driving of a hybrid vehicle, such as a vehicle air conditioner. Engine power is distributed by using the electromagnetic torque transmitting device to drive an air conditioner compressor, thereby effectively utilizing the efficiency interval of the air conditioner compressor and increasing the energy utilization ratio of the entire vehicle.
Description
Technical field
The present invention relates to vehicle air-conditioning systems, be specially adapted to the driving of motor vehicle driven by mixed power air-conditioning.
Background technology
On-board air conditioner has been applied very extensive as the standard configuration of vehicle.No matter be traditional fuel engines automobile or electronlmobil, be all equipped with various air-conditionings.For traditional fuel engines air-conditioning, be generally directly connected in driving engine mouth, provide certain torque by driving engine.The characteristic of air-conditioning compressor can find out, its refrigeration system is disconnected along with rotating speed linear reduction that raise, and higher its efficiency of rotating speed is lower.But under whole operating mode, engine speed constantly changes, cause air-conditioning compressor rotating speed to change with driving engine.Cause like this some moment air-conditioning slow speed of revolution operation.Although electric air-conditioning can solve the problem of air-conditioning fallback, because its cost is higher, need electric weight more, be installed on orthodox car, especially very uneconomical on bus.Especially in recent years, the appearance of motor vehicle driven by mixed power, there is idling in driving engine, under idling condition, cannot use especially air-conditioning, makes the research and development of novel model on-board air conditioner seem more urgent.Meanwhile, there is equally the demand of speed governing as water pump, air compressor, radiator fan etc. in other electric annexes of vehicle.
Summary of the invention
The invention provides a kind of electric accessory drive that is highly suitable for motor vehicle driven by mixed power, as vehicle air conditioning, use electromagnetic torque transfer device to distribute engine power, in order to drive air-conditioning compressor, effectively utilize between air-conditioning compressor efficiency area, improve car load capacity usage ratio.The present invention also provides a kind of air-conditioning driving method.
The auxiliary drive system of a kind of vehicle, comprise driving engine, electromagnetic torque transfer device, vehicle electrical annex, in having, establishes by wherein said electromagnetic torque transfer device the driving rotor and the driven rotor that is provided with permanent magnet of winding coil, described driving rotor is connected respectively electromagnetic torque transfer device output shaft and input shaft with driven rotor, described engine shaft is connected with described electromagnetic torque transfer device input shaft, and described air conditioner compressed arbor is connected with described electromagnetic torque transfer device output shaft.
Described vehicle electrical annex is air conditioner compressor of vehicle or air compressor or radiator fan.
Input dc power or alternating current in described driving rotor winding coil.
Between described engine shaft and described electromagnetic torque transfer device input shaft, be provided with torque transmitter, described torque transmitter comprises the drive pulley that is installed on engine shaft, be installed on the driven pulley of electromagnetic torque transfer device input shaft, and the driving belt of installing around drive pulley and driven pulley.
Described driven pulley is electric control clutch belt pulley.
Between described air conditioner compressed arbor and described electromagnetic torque transfer device output shaft, be provided with the second arrangement of clutch.
A method for the vehicle air conditioner of control, is used electromagnetic torque transfer device as torque transmitter, comprises the following steps:
(a) gather current environmental temperature;
(b) gather current vehicular drive state;
(c) to driving input dc power in rotor winding coil;
(d) to driving input AC electricity in rotor winding coil.
Wherein, in said method, determine to comprise ambient temperature in the factor of input AC electricity and galvanic size of current.
Brief description of the drawings
Fig. 1 is the auxiliary drive system schematic diagram of vehicle provided by the invention.
Fig. 2 is another kind of embodiment of the present invention.
Fig. 3 is the third embodiment of the present invention.
The 10th, driving engine, the 11st, engine shaft, the 20th, drive pulley, the 21st, drive belt, the 22nd, driven pulley, the 23rd, electric control clutch, the 30th, electrical controller, the 31st, input shaft, the 32nd, output shaft, the 40th, air-conditioning compressor, the 41st, a/c system member, 50 is second arrangement of clutch.
Detailed description of the invention
Fig. 1 is the auxiliary drive system of vehicle of the present invention.The auxiliary drive system of so-called vehicle refers to the electric accessory drive except maintaining vehicle to run, as DRIVEN BY AIR CONDITIONING COMPRESSOR, air compressor driving, the driving of vehicle radiator fan and water pump driving etc.Should describe for convenient, as an example of a/c system example, the present invention is specifically described.Certainly, in the situation that the invention thought is constant, can be for other electric annexes in above-mentioned car.
A/c system of the present invention comprises driving engine 10, can be traditional combustion engine, that is for the combustion engine of vehicular drive, in conventional truck, driving engine continues starts and moves.Driving engine has engine shaft 11 (as crank shaft etc.), extends from driving engine.The driving engine that the present embodiment provides is belt start type, there is the assistive drive belt pulley 20 that is installed on engine shaft, be installed on the driven pulley 22 of electromagnetic torque transfer device input shaft, and the driving belt 21 of installing around assistive drive belt pulley and driven pulley.Altogether, assistive drive belt pulley 20, driving belt 21 and driven pulley 22 form the torque transmitter of driving engine.Although the embodiment of the present invention is used belt pulley and the belt torque transmitter as driving engine, this torque transmitter can be also that gear, sprocket wheel or other similarly install.
Driven pulley 22 is supported by the input shaft 31 of electromagnetic torque transfer device, and magnetic slippage change-speed box is electrically connected a control setup 30, and this control setup connects supply unit.This control setup 30 can obtain electric weight from supply unit, for controlling electromagnetic torque transfer device.
Air conditioner compressed arbor is installed on the output shaft 32 of electromagnetic torque transfer device rotationally, the driving engine 10 torque drive air-conditioning compressors 40 that transmitted by electromagnetic torque transfer device.Air-conditioning compressor 40 can be conventional automatically controlled variable volume refrigerating compressor, connects in a usual manner other a/c system member 41.These members are not shown or no longer discuss in detail at this.
Electromagnetic torque transfer device, by driving rotor and driven rotor to form, wherein drives rotor to have winding coil, and it is rotated and obtained magnetic field by alternating current or space periodic, and driven rotor can be arranged to magnet structure.Input shaft 31 connects driving rotor, and output shaft 32 connects driven rotor.
Introduce the principle of work of system shown in Figure 1 below.According to the system shown in Fig. 1, the mode of operation of electromagnetic torque transfer device can it drive the electric current I a in rotor winding to control by input.Specifically, when after vehicle launch, drive flower wheel 23 to rotate by driving engine 10 by drive pulley 21 and driving belt 22, and then drive electromagnetic torque transfer device to drive rotor to rotate.To input dc power Ia in electromagnetic torque transfer device outer rotor, can drive driven rotor to rotate, thereby drive air-conditioning compressor 40 to work.In vehicle operating, because the engine speed moment changes, need to regulate electric current I a size, work in setting speed to control air-conditioning compressor 40.In the time not needing air-conditioning, stop driving received current in rotor to electromagnetic torque transfer device, can not drive driven rotor even if drive rotor to rotate yet, air-conditioning compressor can not be worked.In system illustrated in fig. 1, be highly suitable for traditional fuel-engined vehicle air-conditioning configuration, whether Driving control uses the horsepower output of air-conditioning and air-conditioning only need adjust the electric current I a that is input to electromagnetic torque transfer device, more traditional dynamo belt directly drives air-conditioning compressor, and it is more energy-conservation, reliable to access the mode of air-conditioning compressor by power-transfer clutch.
That Fig. 2 shows is another kind of embodiment provided by the present invention.System shown in Fig. 2 is more suitable for motor vehicle driven by mixed power.Parts identical with Fig. 1 in Fig. 2 represent by same reference numbers.In the present embodiment, driving engine is similarly belt start type (can certainly be the engine starting mode of other type), there is the assistive drive belt pulley that is installed on engine shaft, be installed on the electric control clutch belt pulley of electromagnetic torque transfer device input shaft, and the driving belt of installing around assistive drive belt pulley and electric control clutch belt pulley.Although the embodiment of the present invention is used belt pulley and the belt torque transmitter as driving engine, this torque transmitter can be also that gear, sprocket wheel or other similarly install.
Electric control clutch belt pulley is supported by the input shaft of electromagnetic torque transfer device, has automatically controlled arrangement of clutch 23, can fast speed separates and engages, to connect or to interrupt the moment of torsion transmission from driving engine.This makes motor vehicle driven by mixed power at during engine shutdown, and interior environment system still can be with driving as motor by magnetic slippage change-speed box.Magnetic slippage change-speed box is electrically connected a control setup, and this control setup connects supply unit.
For the given system of embodiment 2; general motor vehicle driven by mixed power all has the operating mode that engine idle is shut down; if air-conditioning compressor is directly connected on engine shaft according to orthodox method; system or engine idle are shut down rear air-conditioning withdraw from use so, or driving engine must not idling in order to use air-conditioning.In embodiment 2, between engine shaft and electromagnetic torque transfer device input shaft, add electric control clutch belt pulley, in the time that belt pulley is thrown off, disconnect the power transmission between driving engine and air-conditioning compressor.Concrete, air-conditioning compressor mode of operation is divided into Mechanical Driven and electric drive.When Mechanical Driven is driving engine operation, clutch pulley engages, drive pulley and belt drive clutch pulley, and clutch pulley drives again the input shaft of magnetic slippage change-speed box.Now need to drive in rotor winding and apply direct current (DC) at magnetic slippage change-speed box, make winding produce excitation, with the magnetic field interaction of driven rotor, drag driven rotor and rotate.The rotation of driven rotor has further driven the rotation of air-conditioning compressor.The horsepower output of air-conditioning compressor can utilize and regulate magnetic slippage change-speed box to drive DC current size in rotor winding to control, and the large young pathbreaker of above-mentioned DC current has influence on driven rotor rotating speed, and then has influence on the rotating speed of air-conditioning compressor.Electric drive state lower time, being driving engine moves because of idle stop, clutch pulley is thrown off, while needing air-conditioning, the control setup that drives rotor to be electrically connected with magnetic slippage change-speed box obtains electric weight from supply unit, direct current (DC) is changed into alternating current, make magnetic slippage change-speed box drive rotor-exciting, under the effect of AC magnetic field, drive driven rotor to rotate.Now the mode of operation of magnetic slippage change-speed box similarly is more a driving motor, and certainly, the rotor of magnetic slippage change-speed box driving if desired need to be relative with car body fixing, to play better the effect that drives air-conditioning compressor.Therefore, even while starting group of office, this system also can provide comfortable air-conditioning for passenger.If supply unit electric weight deficiency, can restart driving engine, and clutch pulley engages to pass through engine drive air-conditioning compressor.The driving that embodiment 2 is applicable to air-conditioning under the various operating modes of motor vehicle driven by mixed power is used.
In addition, the present invention also provides embodiment 3, as shown in Figure 3.This embodiment and embodiment 2 structural similitudies, driving engine is similarly belt start type, is connected in electromagnetic torque transfer device input shaft by electric control clutch belt pulley, by driving belt to drive electromagnetic torque transfer device to rotate, and then drives air-conditioning compressor.Difference is, in the present embodiment, air conditioner compressed arbor is not directly connected in electromagnetic torque transfer device output shaft, and the two is by the second arrangement of clutch 50 transmitting torques.So just allow to be used as actuating motor by electromagnetic torque transfer device and carry out fire an engine.Specifically describe its mode of operation as follows:
Driving engine does not start, and while needing air-conditioning, clutch pulley is thrown off, the second arrangement of clutch engages, the driving rotor of Motionless electromagnetic torque transmitter, and drive in rotor winding and be filled with alternating current to it, electromagnetic torque transfer device will be worked in the mode of electrical motor, drives air-conditioning compressor.When driving engine need to start, clutch pulley is disengaged, and the second arrangement of clutch is thrown off, the driving rotor of Motionless electromagnetic torque transmitter, and drive in rotor winding and be filled with alternating current to it, electromagnetic torque transfer device will be worked in the mode of electrical motor, drives engine starting.After engine starting, by engine drive air-conditioning compressor, clutch pulley engages, second clutch means for engaging, and drive in rotor winding and pass into direct current (DC) to electromagnetic torque transfer device, and regulate direct current (DC) size of current control compressor horsepower output.Embodiment 3 is applicable to motor vehicle driven by mixed power a/c system and drives.
For the above-mentioned interior environment system that is applicable to motor vehicle driven by mixed power, in use, first, determine the current air-conditioning that whether needs to open, if desired start air-conditioning, further detect current vehicular drive state.If when vehicle in front is pure motor driving, be that driving engine does not start, by selecting electric drive air-conditioning compressor, by electromagnetic torque transfer device as motor start-up air-conditioning compressor, drive input AC electricity in rotor winding to electromagnetic torque transfer device, to drive driven rotor to rotate; If current vehicle motor starts operation, by using mechanism to drive air-conditioning compressor, drive input dc power in rotor winding coil to electromagnetic torque transfer device, and can be according to adjusting DC current size when air-conditioning power demand in front truck.
Although illustrated and described embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, amendment, replacement and modification.
Claims (8)
1. the auxiliary drive system of vehicle, comprise driving engine, electromagnetic torque transfer device, vehicle electrical annex, in having, establishes by wherein said electromagnetic torque transfer device the driving rotor and the driven rotor that is provided with permanent magnet of winding coil, described driving rotor is connected respectively electromagnetic torque transfer device output shaft and input shaft with driven rotor, described engine shaft is connected with described electromagnetic torque transfer device input shaft, and described air conditioner compressed arbor is connected with described electromagnetic torque transfer device output shaft.
2. the auxiliary drive system of vehicle according to claim 1, is characterized in that, described vehicle electrical annex is air conditioner compressor of vehicle or air compressor or radiator fan.
3. the auxiliary drive system of vehicle according to claim 1, is characterized in that, input dc power or alternating current in described driving rotor winding coil.
4. the auxiliary drive system of vehicle according to claim 3, it is characterized in that, between described engine shaft and described electromagnetic torque transfer device input shaft, be provided with torque transmitter, described torque transmitter comprises the drive pulley that is installed on engine shaft, be installed on the driven pulley of electromagnetic torque transfer device input shaft, and the driving belt of installing around drive pulley and driven pulley.
5. the auxiliary drive system of vehicle according to claim 3, is characterized in that, described driven pulley is electric control clutch belt pulley.
6. the auxiliary drive system of vehicle according to claim 1 or 5, is characterized in that, between described air conditioner compressed arbor and described electromagnetic torque transfer device output shaft, is provided with the second arrangement of clutch.
7. a method for the vehicle air conditioner of control, is used electromagnetic torque transfer device as torque transmitter, comprises the following steps:
(a) gather current environmental temperature;
(b) gather current vehicular drive state;
(c) to driving input dc power in rotor winding coil;
(d) to driving input AC electricity in rotor winding coil.
8. a method of controlling the vehicle air conditioner described in claim 7, is characterized in that, determines to comprise ambient temperature in the factor of input AC electricity and galvanic size of current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410307216.2A CN104071004A (en) | 2014-06-30 | 2014-06-30 | Vehicle auxiliary driving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410307216.2A CN104071004A (en) | 2014-06-30 | 2014-06-30 | Vehicle auxiliary driving system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104071004A true CN104071004A (en) | 2014-10-01 |
Family
ID=51592748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410307216.2A Withdrawn CN104071004A (en) | 2014-06-30 | 2014-06-30 | Vehicle auxiliary driving system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104071004A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004301008A (en) * | 2003-03-31 | 2004-10-28 | Calsonic Kansei Corp | Double pulley compressor and hybrid compressor system |
| DE102004048450A1 (en) * | 2003-10-07 | 2005-05-04 | Denso Corp | Hybrid compressor device |
| CN101168349A (en) * | 2006-10-25 | 2008-04-30 | 通用汽车环球科技运作公司 | Accessory drive system for a hybrid vehicle |
| US20090107739A1 (en) * | 2007-10-31 | 2009-04-30 | Gm Global Technology Operations, Inc. | Air Conditioning for Belt-Alternator-Starter Hybrid Electric Vehicle |
-
2014
- 2014-06-30 CN CN201410307216.2A patent/CN104071004A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004301008A (en) * | 2003-03-31 | 2004-10-28 | Calsonic Kansei Corp | Double pulley compressor and hybrid compressor system |
| DE102004048450A1 (en) * | 2003-10-07 | 2005-05-04 | Denso Corp | Hybrid compressor device |
| CN101168349A (en) * | 2006-10-25 | 2008-04-30 | 通用汽车环球科技运作公司 | Accessory drive system for a hybrid vehicle |
| US20090107739A1 (en) * | 2007-10-31 | 2009-04-30 | Gm Global Technology Operations, Inc. | Air Conditioning for Belt-Alternator-Starter Hybrid Electric Vehicle |
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| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20141001 |
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| WW01 | Invention patent application withdrawn after publication |