CN203882139U - Coreless axial magnetic field permanent magnet generator system - Google Patents
Coreless axial magnetic field permanent magnet generator system Download PDFInfo
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- CN203882139U CN203882139U CN201420243348.9U CN201420243348U CN203882139U CN 203882139 U CN203882139 U CN 203882139U CN 201420243348 U CN201420243348 U CN 201420243348U CN 203882139 U CN203882139 U CN 203882139U
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- fixed mount
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- stator fixed
- power supply
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Abstract
A coreless axial magnetic field permanent magnet generator system comprises a generator driven by an engine, a processor, an idling controller and a storage battery pack and further comprises a power bus, an alternating current converter, a bidirectional power supply circuit, a user control unit and a user connector. The generator outputs current to the power bus; the power bus is connected with the alternating current converter and the bidirectional power supply circuit; the processor controls the idling controller according to the load condition; the bidirectional power supply circuit is connected with the storage battery pack and a direct current load; and the user connector achieves man-machine interaction through the user control unit and a command can be sent to the processor through the user control unit. Firstly, the excitation loss is zero and the copper material is saved; secondly, the weight of stators is reduced and the raw material is reduced; thirdly, the unit power density is high, and the system has the advantages of light weight, small size and wide application and can reach 80% of the rated output power under the low-speed working condition; an fourthly, the process is simple and the machining is easy.
Description
Technical field
This utility model relates to a kind of automobile current generator, particularly a kind of for being arranged in automobile engine nacelle by dynamo belt transmission to the standby iron-core-free axial magnetic field permanent magnet generator system that large power supply is provided of installing on automobile, belongs to machine field.
Background technology
Current domestic small generator product all adopts traditional structure and excitation, control mode, and volume weight is large, and breed structure is more traditional single, is seriously restricting the type selecting of military, civilian special purpose vehicle power supply mode.Supply the diesel engine of these small power generation mechanomotive forces, in China or not high in reliability, model is alternative few simultaneously, and environmental suitability is poor.The higher small diesel engine of reliability is the product of the companies such as the foreign horse of import Japan, Kubo field, German He Chi, Italian Long Badini mostly at present, the product reliability of these companies is higher, but maintenance and repair parts is expensive, bring very large difficulty to the maintenance in later stage.The product that Domestic made Small single cylinder or two cylinder diesel engine only have the digestion of the triumphant several companies such as general in Wuxi to introduce, its main application is that agricultural, graden machine power is main, also adapt to the requirement of minitype diesel oil engine group power, its reliability and environmental suitability also far lag behind the product of offshore company simultaneously.
Motorcar alternator is exported DC power after overcommutation can not exceed 1 kilowatt under low engine speed operating mode, can only meet automobile self charge in batteries and electric appliance demand, can not meet vehicular high-power electronic equipment move in the continuous demand of operation.
, there is following shortcoming in special purpose vehicle mobile unit power supply: the one, generated output power can not be satisfied the demand, direct current 24V maximum can only 4KW in; The 2nd, the useful space of vehicle-mounted independent generator group being installed need to taking vehicle, what bring is that noise is large, and bulking value is large, and failure rate is high, and reliability is poor; The 3rd, by wheel box power takeoff generation unit, because installation position sets low, fordability is poor, most importantly can not power supply at any time in motor-driven.The current extraordinary bicycle of China need AC power generally 1KW 2KW 3KW 5KW 6KW 8KW scope, these genset are generally in driving, can not work or can not continuous working, but along with IT application facilities constantly increase and the requirement of modern operation maneuver mode, vehicle in advancing, command operation in the urgent need to address motor-driven middle can reliably provide continuously enough electric power with car generator, and require to install, operate, safeguard simply, there is high reliability.
Summary of the invention
Goal of the invention: the purpose of this utility model is to provide a kind of compact conformation can provide the iron-core-free axial magnetic field permanent magnet generator system of large power supply continuously.
Technical scheme: a kind of iron-core-free axial magnetic field permanent magnet generator system, comprise by engine-driven generator, processor, idle controller and battery pack, it is characterized in that: also comprise power bus, a-c transducer, bidirectional power supply circuit, user control unit and user interface, generator output current is to power bus, power bus is connected with a-c transducer and bidirectional power supply circuit respectively, processor is according to loading condition control idle controller, bidirectional power supply circuit is connected with battery pack and DC load, user interface is realized man-machine interaction by user control unit, can send instruction to processor by user control unit.Generator output AC electricity, adopt alternation straight-directly become friendship pattern, form system by ECU module controls engine throttle and accumulator, make motor car engine idling mode and the maximum functional rotating speed can stable alternating current and the direct current of constant output.
The useful space problem that takies vehicle in order to solve generator, described generator comprises rotating shaft, front end end cover, the first stator, the second stator, the 3rd stator, the 4th stator, the first rotor, the second rotor, rear end cap, the first stator fixed mount, the second stator fixed mount, the 3rd stator fixed mount and the 4th stator fixed mount and fastening bolt, described front end end cover, the first stator fixed mount, the first rotor, the second stator fixed mount, the 3rd stator fixed mount, the second rotor, the 4th stator fixed mount and rear end cap are successively through rotating shaft, described the first stator is fixed on the first stator fixed mount, described the second stator is fixed on the second stator fixed mount, described the 3rd stator is fixed on the 3rd stator fixed mount, described the 4th stator is fixed on the 4th stator fixed mount, and fastening bolt is by the first stator fixed mount, the second stator fixed mount, the 3rd stator fixed mount is connected front end end cover with the 4th stator fixed mount and rear end cap is fixed together, and the first rotor is fixedly connected with rotating shaft and rotates with rotating shaft with the second rotor, and the first rotor is between the first stator and the second stator, the second rotor is between the 3rd stator and the 4th stator.Adopt two rotor structure forms of four stators, magnetic field, a rotor two sides is to two stator structures.Stator adopts iron-core-free structure, in parallel after coil winding, adopts mould, fire resistant resin cast cured explosive.Due to iron-core-free structure, to consider during this time coil heating nonmetallic materials expansion coefficient factor.Solved the problem on deformation of stator under the effect of magnetic field force simultaneously.Stator fixed support adopts the fixed form that in the middle of two end cap, lamination is located respectively, and last in-and-out bolt is fastening, guarantees stator fixation.
Beneficial effect: 1. permanent magnet pole is installed on rotor and is formed magnetic field, there is no field copper, without exciting current, excitation loss is zero, saves copper material; 2. adopt iron-core-free stator structure, increase substantially power density and torque volume ratio; Stator and coil adopt polymer composite high voltage precision compression molding process and novel winding technique, effectively reduce winding copper loss; Do not use siliconized plate as stator and rotor core material, reduced magnetic damping, reduced driving power, reduced iron loss pyrotoxin.Alleviate the weight of stator, saved starting material; 3. adopt axial magnetic field structure, magnetic field vertical distribution degree is good, and the magnetic line of force that stator winding cutting permanent magnetic material forms produces induced current, the conversion of realization and mechanical energy and electric energy.Radial flux structure magnetic energy utilization rate than conventional electric generators is good, and specific power density is high; Have lightweight, volume is little, rotating speed low (3000rpm can reach rated power, general automobile current generator rated speed be 6500rpm), the advantage that usable range is wide, under low speed operating mode, can reach 80% of output rating; 4. there is material source easy, the feature of the simple handling ease of technique; 5. form with car generator and system together with ECU controller, throttle control, battery pack, be applicable to being arranged on the vehicle of various needs portable power sources.
Brief description of the drawings
Fig. 1 is systematic schematic diagram of the present utility model;
Fig. 2 is the utility model electric generator structure schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1, a kind of iron-core-free axial magnetic field permanent magnet generator system, comprise by engine-driven generator, processor, idle controller and battery pack, it is characterized in that: also comprise power bus, a-c transducer, bidirectional power supply circuit, user control unit and user interface, generator output current is to power bus, power bus is connected with a-c transducer and bidirectional power supply circuit respectively, processor is according to loading condition control idle controller, bidirectional power supply circuit is connected with battery pack and DC load, user interface is realized man-machine interaction by user control unit, can send instruction to processor by user control unit.Generator output AC electricity, adopt alternation straight-directly become friendship pattern, form system by ECU module controls engine throttle and accumulator, make motor car engine idling mode and the maximum functional rotating speed can stable alternating current and the direct current of constant output.
As shown in Figure 2, described generator comprises rotating shaft 1, front end end cover 2, the first stator 3, the second stator 4, the 3rd stator 5, the 4th stator 6, the first rotor 7, the second rotor 8, rear end cap 9, the first stator fixed mount 10, the second stator fixed mount 11, the 3rd stator fixed mount 12 and the 4th stator fixed mount 13 and fastening bolt 14, described front end end cover 2, the first stator fixed mount 10, the first rotor 7, the second stator fixed mount 11, the 3rd stator fixed mount 12, the second rotor 8, the 4th stator fixed mount 13 and rear end cap 9 are successively through rotating shaft 1, described the first stator 3 is fixed on the first stator fixed mount 10, described the second stator 4 is fixed on the second stator fixed mount 11, described the 3rd stator 5 is fixed on the 3rd stator fixed mount 12, described the 4th stator 6 is fixed on the 4th stator fixed mount 13, and fastening bolt 14 is by the first stator fixed mount 10, the second stator fixed mount 11, the 3rd stator fixed mount 12 is connected front end end cover 2 with the 4th stator fixed mount 13 and rear end cap 9 is fixed together, and the first rotor 7 is fixedly connected with rotating shaft 1 with the second rotor 8 with rotating shaft 1 and rotates, and the first rotor 7 is between the first stator 3 and the second stator 4, the second rotor 8 is between the 3rd stator 5 and the 4th stator 6.Adopt two rotor structure forms of four stators, magnetic field, a rotor two sides is to two stator structures.Stator adopts iron-core-free structure, in parallel after coil winding, adopts mould, fire resistant resin cast cured explosive.Due to iron-core-free structure, to consider during this time coil heating nonmetallic materials expansion coefficient factor.Solved the problem on deformation of stator under the effect of magnetic field force simultaneously.Stator fixed support adopts the fixed form that in the middle of two end cap, lamination is located respectively, and last in-and-out bolt is fastening, guarantees stator fixation.
Claims (2)
1. an iron-core-free axial magnetic field permanent magnet generator system, comprise by engine-driven generator, processor, idle controller and battery pack, it is characterized in that: also comprise power bus, a-c transducer, bidirectional power supply circuit, user control unit and user interface, generator output current is to power bus, power bus is connected with a-c transducer and bidirectional power supply circuit respectively, processor is according to loading condition control idle controller, bidirectional power supply circuit is connected with battery pack and DC load, user interface is realized man-machine interaction by user control unit, can send instruction to processor by user control unit.
2. iron-core-free axial magnetic field permanent magnet generator system according to claim 1, is characterized in that: described generator comprises rotating shaft (1), front end end cover (2), the first stator (3), the second stator (4), the 3rd stator (5), the 4th stator (6), the first rotor (7), the second rotor (8), rear end cap (9), the first stator fixed mount (10), the second stator fixed mount (11), the 3rd stator fixed mount (12) and the 4th stator fixed mount (13) and fastening bolt (14), described front end end cover (2), the first stator fixed mount (10), the first rotor (7), the second stator fixed mount (11), the 3rd stator fixed mount (12), the second rotor (8), the 4th stator fixed mount (13) and rear end cap (9) are successively through rotating shaft (1), described the first stator (3) is fixed on the first stator fixed mount (10), described the second stator (4) is fixed on the second stator fixed mount (11), described the 3rd stator (5) is fixed on the 3rd stator fixed mount (12), it is upper that described the 4th stator (6) is fixed on the 4th stator fixed mount (13), and fastening bolt (14) is by the first stator fixed mount (10), the second stator fixed mount (11), the 3rd stator fixed mount (12) is connected front end end cover (2) with the 4th stator fixed mount (13) and rear end cap (9) is fixed together, the first rotor (7) is fixedly connected with rotating shaft (1) with the second rotor (8) with rotating shaft (1) and rotates, and the first rotor (7) is positioned between the first stator (3) and the second stator (4), the second rotor (8) is positioned between the 3rd stator (5) and the 4th stator (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420243348.9U CN203882139U (en) | 2014-05-14 | 2014-05-14 | Coreless axial magnetic field permanent magnet generator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420243348.9U CN203882139U (en) | 2014-05-14 | 2014-05-14 | Coreless axial magnetic field permanent magnet generator system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203882139U true CN203882139U (en) | 2014-10-15 |
Family
ID=51682620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420243348.9U Expired - Fee Related CN203882139U (en) | 2014-05-14 | 2014-05-14 | Coreless axial magnetic field permanent magnet generator system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203882139U (en) |
-
2014
- 2014-05-14 CN CN201420243348.9U patent/CN203882139U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 212132, No. 300, No. 3 South Port Road, Dagang District, Zhenjiang, Jiangsu Patentee after: JIANGSU DONGFANG KANGCHI ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. Address before: 3, No. 300 South Harbor Road, Dagang New District, Jiangsu, Zhenjiang, China Patentee before: ZHENJIANG DONGFANG KANGCHI GENERATOR MANUFACTURING CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 |