CN102815216A - Generator system for automobile - Google Patents
Generator system for automobile Download PDFInfo
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- CN102815216A CN102815216A CN2011101544911A CN201110154491A CN102815216A CN 102815216 A CN102815216 A CN 102815216A CN 2011101544911 A CN2011101544911 A CN 2011101544911A CN 201110154491 A CN201110154491 A CN 201110154491A CN 102815216 A CN102815216 A CN 102815216A
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- electrical generator
- generator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The invention relates to the field of power of automobiles, in particular to a generator system for an automobile. The generator system comprises stators of generators, rotors of the generators, housings of the generators and the two generators. The first generator is a generator of an electric compressor of an air conditioner of the automobile and is a power supply motor of an electric compressor system of the air conditioner of the automobile, the second generator supplies power to other electric appliances of the automobile, the first generator is positioned in front of an engine of the automobile, and a driving shaft of the rotor of the first generator is connected with a crankshaft of the engine by a coupler; and the second generator is positioned on a side of the engine, a driving shaft of the rotor of the second generator is connected with the crankshaft of the engine by a belt, the crankshaft of the engine drives the driving shafts of the two generators to rotate, the second generator is a generator-starter all-in-one machine, and the rotor of the first generator is disposed outside the stator of the first generator. According to the scheme, noise and vibration of the engine and the generators of the automobile are greatly reduced, stability of power supply to the electric compressor is guaranteed, and high electric requirements of electric equipment are met.
Description
Technical field
The present invention relates to the automobile power field, be specifically related to a kind of electric power generator of automobile mounted electrical equipment.
Background technology
At present; The electric power generator of electric apparatus mounted on vehicle---electrical generator is positioned at the side of automotive engine on the automobile; Connect with the bent axle of automotive engine through the axle drive shaft of belt electrical generator; Drive the drive shaft turns of electrical generator by the bent axle of automotive engine, thereby make generator for electricity generation, for the electrical equipment on the automobile provides electric power.And the device that electric power is provided on the present automobile all is a motor.Along with the electrical equipment on the automobile is more and more, single electric system originally to motor and driving engine require increasingly high, thereby cause electric machine structure and connection structure to become increasingly complex; Cost is high all the more, and simultaneously, air-conditioning compressor all is to drive through driving engine now on the automobile; This mode is when closed door on the way during high-speed cruising, and engine speed is fast, and the power of supplying with compressor is far longer than needs; But when tickover, but the power of supply compressor can not meet requirements.In addition, owing to increasing of electrical equipment, the circuit on the car also becomes increasingly complex, and many accurate electrical equipment have higher requirement to the stability of voltage output simultaneously, thereby have more increased the complexity of motor.Thereby whole motor and engine system are broken down more easily.
Summary of the invention
The technical matters that the present invention will solve is the above-mentioned shortcoming that overcomes in the vehicle electric power generator, and a kind of later-model electric generators for automobile system is provided.
The present invention improves on the basis of existing technology; Described a kind of electric generators for automobile system; Comprise the stator of electrical generator, the rotor of electrical generator, the case of electrical generator, said generator system comprises two electrical generators, and first electrical generator is the electrical generator of motor compressor for vehicle air conditioner; It is the power supply motor of motor compressor for vehicle air conditioner system; Second electrical generator is given other electric power supply of automobile, and first electrical generator is positioned at automotive engine the place ahead, and the first generator amature axle drive shaft and engine crankshaft link through coupler; Second electrical generator is positioned at the driving engine side; The second generator amature axle drive shaft connects with engine crankshaft through belt; Engine crankshaft drives the drive shaft turns of two electrical generators, and second electrical generator is the dyastart all-in-one, and first generator amature is outside stator.
Another program of the present invention is an a kind of electric generators for automobile system; Comprise the stator of electrical generator, the rotor of electrical generator, the case of electrical generator, said generator system comprises two electrical generators, and first electrical generator is the electrical generator of motor compressor for vehicle air conditioner; It is the power supply motor of motor compressor for vehicle air conditioner system; Second electrical generator is given other electric power supply of automobile, and first electrical generator is positioned at automotive engine the place ahead, and the first generator amature axle drive shaft and engine crankshaft link through coupler; Second electrical generator is positioned at the driving engine side; The second generator amature axle drive shaft connects with engine crankshaft through belt; Engine crankshaft drives the drive shaft turns of two electrical generators, and second electrical generator is the dyastart all-in-one, and first generator amature is in stator.
Characteristic of the present invention also is also to be provided with on the coupler control coupler and connects and the controller that separates.
The present invention has adopted the double-motor powering mode with initiating, and innovation ground is installed in one of them electrical generator in the place ahead of automotive engine.Through coupler electrical generator is connected with driving engine, the noise of automotive engine and electrical generator reduces with vibration greatly.The compressor of this air conditioning for automobiles adopts motor driven compressor, and adopts an electrical generator specially to supply power to motor driven compressor.Like this, the electrical generator that can make motor driven compressor separates with the electrical generator of other electrical equipment, guarantees the stability of motor driven compressor power supply, has also satisfied the requirements at the higher level of electrical equipment to electric power simultaneously.Another electrical generator is fixed on the driving engine, and the electrical generator case can become the single-piece case with the car bonnet hull shape like this, good looking appearance, and saving in material, and increased safety.Characteristic of the present invention is that also second electrical generator is the dyastart all-in-one.Like this, can reduce special starter, conserve space, and can the quick start automotive engine.
Characteristic of the present invention is that also the output voltage of said first electrical generator is 42 volts.
Characteristic of the present invention is that also the output voltage of said first electrical generator is 14 volts.
Characteristic of the present invention is that also the output voltage of said second electrical generator is 42 volts.
Characteristic of the present invention is that also the output voltage of said second electrical generator is 14 volts.
Electrical generator of the present invention provides 42V output voltage or 14V output voltage or 42V and two output voltages of 12V; Adopt more energy savings of 42V output voltage; Also can satisfy simultaneously the electric power needs of more and more electrical equipments; And 14V goes for present automotive electrical system, adopts the two voltages of 42V/14V, can supporting electric power system be provided for transitting to the 42V electrical equipment process from now 14V electrical equipment.
Characteristic of the present invention is that also said second electrical generator is fixed on the automobile engine body.Electrical generator is fixed on the engine body, and more conserve space is convenient to install better other device.
Characteristic of the present invention is that also said automotive engine is a combustion engine.The I. C. engine cost is low, also can be for double-motor provide enough power, thereby both satisfied the automobile power needs, also better satisfy electrical generator power needs.
Characteristic of the present invention is that also said automotive engine is a hybrid power engine.When using hybrid power engine, one of them electrical generator of the present invention can be used as the Engine-Generator all-in-one, for engine start provides power, can remove engine starting gear from like this, conserve space, and start the engine rapidly.
Characteristic of the present invention is that also one of them or two electrical generators are permanent magnetic DC electrical generators, and described rotor comprises the magnetic pole of permanent magnet.The permanent magnetic DC electrical generator has characteristics such as power supply is stable, and its efficient and power density are high, and reliability is high and easy to use.
Characteristic of the present invention is also that also but one of them or two electrical generators are desk permanent-magnet synchronous electric generators.Advantage such as that the desk permanent-magnet synchronous electric generator has is simple in structure, efficient robust, compact conformation, fanning effect are good.
Characteristic of the present invention is that also first generator configuration has the controller of regulating output voltage.Like this, can conveniently control the output voltage of electrical generator, guarantee to have stable voltage to supply with a/c system, thereby improve the service life of the motor driven compressor of air-conditioning.
Characteristic of the present invention is that also the rotor drive shaft of first electrical generator is connected with the electrical generator arrangement of clutch.Like this, guarantee to transmit the maximum torque that driving engine sends, and also have certain transmitting torque surplus energy; During separation, thoroughly separate, soft during joint, and have good heat-sinking capability; The rotor inertia of secondary part is as far as possible little, and when cut-off clutch, the revolution ratio of the part that links to each other with engine crankshaft is easier to change, thereby alleviates the impact that brings in the transmission process; Have the rotation direction of mitigation and impact, decay is to the ability of electrical generator transmitting vibrations, and noise is little; Friction coefficient changes little, working stability; Handle laborsaving, maintenance convenient.
Characteristic of the present invention also is on the inside face of belt bumps formation is arranged.Like this; Effectively solve Elastic Sliding that pulley drive brought and problem such as skid, improve driving efficiency and can keep transmitting ratio accurately, during the same big circumferential force of pulley drive transmission; Leading dimensions reduces with the axle upward pressure, and the life-span of pulley drive belt prolongs.
Characteristic of the present invention also is, the diameter pulley on the engine crankshaft greater than, be equal to or less than the diameter pulley on second generator amature.Like this; Can change generator amature and the synchronous operated ratio of engine crankshaft effectively; Thereby utilize the transmission ability of engine crankshaft to greatest extent, improve the output electric weight of electrical generator, and can be at engine crankshaft or/and the belt pulley set of multiple diameter is set on the generator amature simultaneously; Regulate arbitrarily on the belt pulley that belt turns to any size through control apparatus, reach the effect of regulating speed change.
Characteristic of the present invention is that also first electrical generator is fixed on the car chassis.Like this, the generator unit stator shell can be bearing on the stator bracket through elastic element, and stator bracket is installed on the automobile engine body; The mounting screw hole of stator bracket can be slotted hole, and the height of stator bracket can up-down adjustment, to guarantee that carriage has suitable supporting power to stator; Stator bracket top can be provided with back plate; Elastomeric element can be rubber pad, and rubber pad is installed between the supporting plate and back plate of stator casing bottom, and this supporting structure supporting is firm; Both can prevent that stator from rotating, and can reduce the stressed of bearing and air-conditioning generator drive shaft again.
Characteristic of the present invention is that also first electrical generator is fixed on the vehicle frame of automobile.Like this, the generator unit stator shell can be bearing on the stator bracket through elastic element, and stator bracket is installed on the vehicle frame of automobile; The mounting screw hole of stator bracket can be slotted hole, and the height of stator bracket can up-down adjustment, to guarantee that carriage has suitable supporting power to stator; Stator bracket top can be provided with back plate; Elastomeric element can be rubber pad, and rubber pad is installed between the supporting plate and back plate of stator casing bottom, and this supporting structure supporting is firm; Both can prevent that stator from rotating, and can reduce the stressed of bearing and air-conditioning generator drive shaft again.
Characteristic of the present invention is that also the rotor shaft of first electrical generator is hollow shaft or solid axle.Like this, when the rotor shaft of air-conditioning electrical generator is a hollow shaft, mainly be the problem of strength of material in the engineering mechanics, because transmission shaft only need bear tersional stress; That is to say that the deformation on the transmission shaft has only distortion, the cross section of transmission shaft is a circle, when axle receives twisting resistance; From place far away more, the center of circle, the stress that receives is big more, and near more place, the center of circle, the stress that receives is more little; The power that circle centre position receives is " 0 ", so at this moment, empties the center of circle, and what influence axle is not had; And, but can practice thrift wide variety of materials for production firm, and this does not does not use inferior materials and turn out substandard goods, and this is rational saving; And if the power of bearing is except tersional stress; Also have friction stress, flexure stress, the power that it bears is many, big and complicated, perhaps driving system pass fast height and speed change frequently, the speed change radian is big; In order to satisfy the requirement of strength and stiffness, the rotor shaft of electrical generator must be made solid axle.
Characteristic of the present invention is that also first electrical generator or second electrical generator are the alternating current asynchronous electrical generator.Like this, compare with dynamo generator, the alternating current generator volume is little, light weight, and when the I. C. engine low-speed running, still can continuous firing, and fault is few, and long service life is guaranteed to keep in good repair easy.
Characteristic of the present invention is that also first electrical generator or second electrical generator are claw pole electric generator.Claw pole electric generator has torque and power density is high, simple in structure and advantage such as low cost of manufacture.
Characteristic of the present invention is that also the mouth of first electrical generator and second electrical generator is provided with voltage stabilizer.Like this; Ability automatic compensation output voltage; With voltage stabilization in range of set value; Automotive air-conditioning system can be reduced unsettled voltage and cause mortal injury or misoperation to a/c system in normal operation under the rated operational voltage, reduce that influence is used, the wearing out, influence service life even burn accessory even the loss of many-sided unfavorable factors such as safety misadventure takes place of a/c system.
Description of drawings
Fig. 1 is one of structural representation of electric generators for automobile of the present invention system.
Fig. 2 be electric generators for automobile of the present invention system structural representation two.
Fig. 3 be electric generators for automobile of the present invention system structural representation three.
The specific embodiment
Below further specify the present invention through embodiment preferred.
Embodiments of the invention improve on the basis of existing technology; Described a kind of electric generators for automobile system; Comprise the stator of electrical generator, the rotor of electrical generator, the case of electrical generator, said generator system comprises two electrical generators, and first electrical generator is the electrical generator of motor compressor for vehicle air conditioner; It is the power supply motor of motor compressor for vehicle air conditioner system; Second electrical generator is given other electric power supply of automobile, and first electrical generator is positioned at automotive engine the place ahead, and the first generator amature axle drive shaft and engine crankshaft link through coupler; Second electrical generator is positioned at the driving engine side; The second generator amature axle drive shaft connects with engine crankshaft through belt; Engine crankshaft drives the drive shaft turns of two electrical generators, and second electrical generator is the dyastart all-in-one, and first generator amature is outside stator.As shown in Figure 1; Electric generators for automobile of the present invention system comprises 1 of automobile engine, first electrical generator 15 and second electrical generator 2; First electrical generator is the electrical generator of motor driven compressor, and specially to the motor driven compressor power supply, first electrical generator comprises stator 16, rotor 17 and the case 20 of first electrical generator; Rotor connects with rotor drive shaft 14; Automotive engine comprises that engine body 3 and bent axle 4, the first electrical generators are positioned at the place ahead of automotive engine, and bent axle 4 connects with the rotor drive shaft 14 of first electrical generator 15 through coupler 13; Second electrical generator 2 is to other electric equipment power supply on the automobile; Second electrical generator comprises stator 6, rotor 7 and the case 5 of second electrical generator; Second electrical generator is positioned at the side of automotive engine, and belt 11 connects the belt pulley on the belt pulley on the automobile crane 4 10 and the second generator amature axle drive shaft 12; The rotor shaft that engine crankshaft drives first electrical generator and second electrical generator rotates, and second electrical generator is the dyastart all-in-one, and first generator amature is outside stator.
As a kind of improvement, characteristic of the present invention also is, with housing and whole case of second electrical generator case formation of car engine; As another kind distortion, housing and first, second motor case of automotive engine is set as a single-piece case.
Another embodiment of the present invention is on the foregoing description basis, and the output voltage of first electrical generator is that 42 volts, the output voltage of second electrical generator are 14 volts.As the distortion of present embodiment, the output voltage that also can design first electrical generator is that 14 volts, the output voltage of second electrical generator are 42 volts, can two motors all be 14 volts or 42 volts also.
Electrical generator of the present invention provides 42V output voltage or 14V output voltage or 42V and two output voltages of 12V; Adopt more energy savings of 42V output voltage; Also can satisfy simultaneously the electric power needs of more and more electrical equipments; And 14V goes for present automotive electrical system, adopts the two voltages of 42V/14V, can supporting electric power system be provided for transitting to the 42V electrical equipment process from now 14V electrical equipment.
Characteristic of the present invention also is second electrical generator is fixed on the automobile engine body.As shown in Figure 1, second electrical generator is fixed on the engine body.
Characteristic of the present invention is that also said automotive engine is a combustion engine.Shown in Fig. 1-3, automotive engine of the present invention can adopt combustion engine.As a kind of distortion, the present invention program also can replace to hybrid power engine with combustion engine.When using hybrid power engine; One of them electrical generator in first motor of the present invention or second motor can be used as the Engine-Generator all-in-one, for engine start provides power, can remove engine starting gear from like this; Conserve space, and start the engine rapidly.
Characteristic of the present invention is that also one of them or two electrical generators are permanent magnetic DC electrical generators, and described rotor comprises the magnetic pole of permanent magnet.As shown in Figure 1, said first electrical generator and second electrical generator all are the permanent magnetic DC electrical generators, and rotor 7 and rotor 17 all comprise the magnetic pole of permanent magnet.As the distortion of this programme, also can one of them or two electrical generators be replaced with the desk permanent-magnet synchronous electric generator.Other deformation program is that first electrical generator or second electrical generator are the alternating current asynchronous electrical generator; First electrical generator also can be claw pole electric generator.
Characteristic of the present invention is that also first generator configuration has the controller of regulating output voltage.As shown in Figures 2 and 3, in first electrical generator, dispose the controller 18 of regulating output voltage, in the case of the fixing upward motor of controller.
Characteristic of the present invention is that also the rotor drive shaft of first electrical generator is connected with the electrical generator arrangement of clutch.As shown in Figure 3, be connected with electrical generator arrangement of clutch 19 on the rotor drive shaft of first electrical generator, arrangement of clutch control generator amature axle drive shaft connects with coupler, and arrangement of clutch is arranged on the case of first electrical generator.
As the further improvement of such scheme, the inside face of belt is provided with bumps formation.
As the distortion of such scheme, the diameter pulley on the engine crankshaft greater than, be equal to or less than the diameter pulley on second generator amature.
Another improvement project of the present invention, first electrical generator is fixed on the car chassis.As shown in Figure 1, the present invention is fixed on first electrical generator on the car chassis.As the distortion of this programme, first electrical generator also can be fixed on the vehicle frame of automobile.。
Characteristic of the present invention is that also the rotor shaft of first electrical generator is a solid axle.Like this, when the rotor shaft of air-conditioning electrical generator is a hollow shaft, like Fig. 1, shown in Figure 2, the rotor shaft of electrical generator is a solid axle.As the distortion of this programme, also can the rotor shaft of first electrical generator be made as hollow shaft.
Characteristic of the present invention is that also the mouth of first electrical generator and second electrical generator is provided with voltage stabilizer.
Claims (7)
1. an electric generators for automobile system comprises the stator of electrical generator, the rotor of electrical generator, the case of electrical generator, it is characterized in that; Said generator system comprises two electrical generators; First electrical generator is the electrical generator of motor compressor for vehicle air conditioner, is the power supply motor of motor compressor for vehicle air conditioner system, and second electrical generator is given other electric power supply of automobile; First electrical generator is positioned at automotive engine the place ahead, and the first generator amature axle drive shaft and engine crankshaft link through coupler; Second electrical generator is positioned at the driving engine side; The second generator amature axle drive shaft connects with engine crankshaft through belt; Engine crankshaft drives the drive shaft turns of two electrical generators, and second electrical generator is the dyastart all-in-one, and first generator amature is outside stator.
2. an electric generators for automobile system comprises the stator of electrical generator, the rotor of electrical generator, the case of electrical generator, it is characterized in that; Said generator system comprises two electrical generators; First electrical generator is the electrical generator of motor compressor for vehicle air conditioner, is the power supply motor of motor compressor for vehicle air conditioner system, and second electrical generator is given other electric power supply of automobile; First electrical generator is positioned at automotive engine the place ahead, and the first generator amature axle drive shaft and engine crankshaft link through coupler; Second electrical generator is positioned at the driving engine side; The second generator amature axle drive shaft connects with engine crankshaft through belt; Engine crankshaft drives the drive shaft turns of two electrical generators, and second electrical generator is the dyastart all-in-one, and first generator amature is in stator.
3. electric generators for automobile according to claim 1 system is characterized in that the rotor shaft of first electrical generator is hollow shaft or solid axle.
4. electric generators for automobile according to claim 1 system is characterized in that the output voltage of said first electrical generator is 42 volts or 14 volts.
5. electric generators for automobile according to claim 1 system is characterized in that the output voltage of said second electrical generator is 42 volts or 14 volts.
6. electric generators for automobile according to claim 1 system is characterized in that said second electrical generator is fixed on the automobile engine body.
7. according to the described electric generators for automobile of the arbitrary claim of claim 1 to 6 system, it is characterized in that said automotive engine is a combustion engine; Perhaps said automotive engine is a hybrid power engine; Perhaps said first electrical generator and two motors of second electrical generator one of them or two electrical generators are permanent magnetic DC electrical generators, and described rotor comprises the magnetic pole of permanent magnet; Perhaps said first electrical generator and two motors of second electrical generator one of them or two electrical generators are desk permanent-magnet synchronous electric generators; Perhaps first generator configuration has the controller of regulating output voltage; Perhaps the rotor drive shaft of first electrical generator is connected with the electrical generator arrangement of clutch; Perhaps on the inside face of belt bumps formation is arranged; Perhaps the diameter pulley on the engine crankshaft greater than, be equal to or less than the diameter pulley on second generator amature; Perhaps first electrical generator is fixed on the car chassis; Perhaps first electrical generator is fixed on the vehicle frame of automobile; Perhaps first electrical generator or second electrical generator are the alternating current asynchronous electrical generator; Perhaps first electrical generator or second electrical generator are claw pole electric generator; Perhaps the mouth of first electrical generator and second electrical generator is provided with voltage stabilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101544911A CN102815216A (en) | 2011-06-10 | 2011-06-10 | Generator system for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101544911A CN102815216A (en) | 2011-06-10 | 2011-06-10 | Generator system for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102815216A true CN102815216A (en) | 2012-12-12 |
Family
ID=47299787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101544911A Pending CN102815216A (en) | 2011-06-10 | 2011-06-10 | Generator system for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102815216A (en) |
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2011
- 2011-06-10 CN CN2011101544911A patent/CN102815216A/en active Pending
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121212 |