CN108110921A - Composite excitation formula AC generator for vehicle based on LIN agreements - Google Patents
Composite excitation formula AC generator for vehicle based on LIN agreements Download PDFInfo
- Publication number
- CN108110921A CN108110921A CN201711470023.9A CN201711470023A CN108110921A CN 108110921 A CN108110921 A CN 108110921A CN 201711470023 A CN201711470023 A CN 201711470023A CN 108110921 A CN108110921 A CN 108110921A
- Authority
- CN
- China
- Prior art keywords
- generator
- pawl pole
- lin
- composite excitation
- excitation formula
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/02—Details
- H02K21/04—Windings on magnets for additional excitation ; Windings and magnets for additional excitation
- H02K21/042—Windings on magnets for additional excitation ; Windings and magnets for additional excitation with permanent magnets and field winding both rotating
- H02K21/044—Rotor of the claw pole type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
- H02J7/1438—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle in combination with power supplies for loads other than batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/0094—Structural association with other electrical or electronic devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/325—Windings characterised by the shape, form or construction of the insulation for windings on salient poles, such as claw-shaped poles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Synchronous Machinery (AREA)
Abstract
Composite excitation formula AC generator for vehicle the present invention relates to AC generator for vehicle technical field more particularly to based on LIN agreements.Including：Shell；Field frame assembly, fixed setting is in the housing；Rotor assembly is co-axially located in the field frame assembly；Dynamo governor, the LIN bus interface including being used to connect vehicle ECU；The rotor assembly includes the pawl pole being oppositely arranged, the magnet exciting coil being co-axially located between two pawl poles and the permanent magnet being embedded in the pawl pole；The pawl pole facies digitales dorsales manus of the pawl pole leads paint bath equipped with what multiple circumferencial directions along the pawl pole were set.In above-mentioned technical proposal, pass through the design for leading paint bath so that be cast in the insulated paint of rotor surface into being led described in paint bath, be not left on rotor outer circle week.So that the rotor surface for having poured into a mould insulating cement still maintains smooth, Excircle machining need not be carried out.
Description
Technical field
Composite excitation formula automobile the present invention relates to AC generator for vehicle technical field more particularly to based on LIN agreements
Alternating current generator.
Background technology
With the increasingly raising of people's living standard, people are also growing day by day to the ownership of automobile.And people are to automobile
The requirement of comfort is also continuously improved, automobile widely used air-conditioning device, EFI engine, automatically controlled door and window, electronic adjustable seat
The new technologies such as chair, the power consumption bigger of automobile, therefore, the requirement to automobile generating acc power is more and more high.
Hybrid excitation generator has had both the advantages of electrical excitation power generation generates electricity with permanent magnet excitation, has been widely used.
Casting insulated glue needs to machine rotor periphery later, to control the air gap between stator and rotor.Composite excitation is sent out
Motor contains stator coil and permanent magnet simultaneously, and the iron filings generated when being machined to rotor can be adsorbed on permanent magnet
It is not easy to remove.
The content of the invention
The present invention in order to solve the above technical problems, provide the composite excitation formula AC generator for vehicle based on LIN agreements,
It is characterized in that, including：
Shell；
Field frame assembly, fixed setting is in the housing；
Rotor assembly is co-axially located in the field frame assembly；
Dynamo governor, the LIN bus interface including being used to connect vehicle ECU；
The rotor assembly includes the pawl pole being oppositely arranged, the magnet exciting coil that is co-axially located between two pawl poles and embedding
The permanent magnet being located in the pawl pole；
The pawl pole facies digitales dorsales manus of the pawl pole leads paint bath equipped with what multiple circumferencial directions along the pawl pole were set.
In above-mentioned technical proposal, pass through the design for leading paint bath so that the insulated paint for being cast in rotor surface enters
It is described to lead in paint bath, it is not left on rotor outer circle week.So that the rotor surface for having poured into a mould insulating cement still maintains smooth, it is not required to
Carry out Excircle machining.
Preferably, the paint bath of leading includes recessed arc groove bottom.
Preferably, the paint bath of leading includes the straight trough wall for being arranged on arc groove bottom both sides, two straight trough wall courts
The both sides for being arranged on the arc groove bottom of outer incline.
Preferably, the depth for leading paint bath is 0.28mm-0.36mm.
Preferably, the adjacent spacing led between paint bath is 0.8mm-1.2mm.
Preferably, the angle between two straight trough walls is 50 ° -70 °.
Preferably, the two side that the pawl pole refers to is equipped with to be embedded the permanent magnet mounting groove of the permanent magnet；Wherein
All permanent magnet mounting grooves of one pawl pole refer to the pawl pole at place through its pawl pole；Another pawl pole owns
The permanent magnet mounting groove all refers to the pawl pole at place not through its pawl pole.
Preferably, the field frame assembly includes stator core, stator coil；The stator core is included along the circumferential direction
72 iron core slots, the stator coil is using distributed winding method around being located in the iron core slot.
Preferably, the same distributed mutually of the stator coil is in 2 slots.
Preferably, the dynamo governor sends Generator Status information by the LIN bus interface, and lead to
It crosses the LIN bus interface and receives generator control information.
Description of the drawings
The alternative electric generation minor structure schematic diagram of Fig. 1 present invention.
The alternator frame core structure schematic diagram of Fig. 2 present invention.
The alternator rotor assembly structure schematic diagram of Fig. 3 present invention.
The claw-pole structure schematic diagram of the alternating current generator of Fig. 4 present invention.
The diagrammatic cross-section of the pawl pole of the alternating current generator of Fig. 5 present invention.
The pawl pole value of the alternating current generator of Fig. 6 present invention leads paint bath diagrammatic cross-section.
Specific embodiment
Embodiments of the present invention are described in detail below in conjunction with attached drawing.
This specific embodiment is only explanation of the invention, is not the limitation to invention, those skilled in the art
The modification of no creative contribution can be made to the present embodiment as needed after this specification is read, but as long as in this hair
The protection of Patent Law is all received in bright right.
Embodiment one
Composite excitation formula AC generator for vehicle based on LIN agreements as shown in Figure 1, including shell 1, is fixed at shell
The rotor assembly 2 of field frame assembly 3, coaxial arrangement in field frame assembly 3 in 1（Not shown in Fig. 1）, dynamo governor（Figure
Not shown in）.
Field frame assembly 3 includes stator core 31, stator coil（It is not shown in figure）.The generator unit stator of mainstream is at present
36 slot structures, in alternator uphill process, the frequency of electromagnetic wave can change with rotation speed change, and rotor often revolves
The electromagnetic noise of 36 orders can be generated by turning around, and when reaching a certain specific rotation speeds, weight occurs with the intrinsic frequency of generator
It when folded, will resonate, which will be further magnified, and the rotating speed for working as generator further improves, and crosses
After this resonance point, electromagnetic noise reduces or disappears at once.It therefore, cannot be using the generator of 36 slot structure stator cores
Fundamentally eliminate electromagnetic noise.As shown in Fig. 2, the stator core in the present embodiment uses 72 slot stator structures, in stator core
Circumferencial direction be evenly arranged with 72 iron core slots 311, stator coil is using distributed winding method around being located at stator core
In iron core slot.The same distributed mutually of stator coil can eliminate five times, the seventh harmonic in 2 iron core slots（Five times, the seventh harmonic
It is the important parameter for influencing electromagnetic noise）, stator coil produced due to the magnetic line of force of the electromagnetic field generated when cutting rotor rotates
Raw electromotive force is as closely as possible to sine wave, can reach noise reduction purpose.
Such as Fig. 3, rotor assembly 2 includes two pawl poles 21 being oppositely arranged, with the excitation wire being located between two pawl poles
Circle 22 and the permanent magnet 23 being embedded in the pawl pole.Alternator rotor assembly uses composite excitation structure, rotor claw
Interpolar is embedded in permanent magnet, permanent magnetism and the common excitation of electrical excitation, and a big chunk magnetic field of originally electric excitation generator is by neodymium iron
Boron permanent magnet provides, the generator of equal-wattage, and the exciting current of hybrid excitation generator is more electric than the excitation of electric excitation generator
To flow small, excitation loss also will be reduced greatly, while hybrid excitation generator includes the higher permanent magnet generator part of specific power again,
Therefore the efficient feature of permanent magnet generator has been had both again.Such as Fig. 4-5, pawl pole 21 includes the pawl axially set perpendicular to rotor
Electrode seat 211 and the pawl pole being arranged on the medial surface of pawl pole seat 211 refer to 212.The pawl pole for two pawl poles being oppositely arranged refers to 212
It is arranged at intervals along the circumferencial direction of rotor assembly.Magnet exciting coil is embedded in bobbin, and is arranged on two by bobbin
Between pawl pole 21.Between two adjacent pawl poles refer on the circumferencial direction of rotor assembly 2 there is pawl pole to refer to gap, pawl pole refers to
212 two sides are equipped with the permanent magnet mounting portion 2122 of channel-shaped.All permanent magnet mounting portions 2122 of one of pawl pole run through
Pawl pole refers to the pawl pole where 212, and all permanent magnet mounting portions of another pawl pole refer to the pawl pole at place not through pawl pole.Relatively
The permanent magnet mounting portion of two pawl poles 21 set is mutually parallel.Permanent magnet 23 turns through the permanent magnet mounting portion insertion through design
Two pawl poles of son, and by first /V in the permanent magnet mounting portion not through design so that permanent magnet is fixed on along rotor
Two adjacent pawl poles of circumferencial direction refer between 212.The back side that pawl pole refers to 212 is provided with equipped with multiple along the circumferencial direction of pawl pole
Depth H leads paint bath 2121 for 0.28mm-0.36mm's, and 2121 depth of paint bath of leading during the present embodiment is red is preferably 0.35mm.It is more
It is a lead paint bath 2121 and be arranged on pawl pole at equal intervals refer to 212 back sides, the adjacent space D led between paint bath is preferably 0.8-1.2mm,
It is preferably 1mm in the present embodiment.The schematic cross-section for leading paint bath 2121 is illustrated in figure 3, leading paint bath 2121 includes recessed arc
Shape slot bottom, the arc groove bottom in the present embodiment are radius R=0.15mm half-arc grooves bottom.Arc groove bottom is monosymmetric to be provided with
The straight trough wall being inclined outwardly, two straight trough walls are preferably in 50-70 ° of angle, the folder between two straight trough walls in the present embodiment
Angle A is 60 °.Rotor assembly needs insulated paint in leaching after assembling, and the insulated paint of rotor assembly outer surface, which all enters, leads
In paint bath, the surface smoothness of rotor assembly is not interfered with.The rotor assembly of dipped insulated paint need not carry out Excircle machining again
To ensure the air gap between rotor and stator.
Dynamo governor includes LIN bus interface, and dynamo governor can access automobile by LIN bus interface
LIN buses, so as to be connected to the ECU of automobile, the supplement of the LIN buses of automobile as CAN bus is mainly used for Body Control.
The main connecting object of vehicle body network has seat, car door, air-conditioning and instrument the systems such as to show.Dynamo governor passes through LIN buses
Interface sends Generator Status information, and receives generator control information by LIN bus interface.Enable vehicle ECU
By dynamo governor, according to different operating modes（Such as cold start-up operating mode, high altitude anoxia operating mode, energy-saving operating mode）Send phase
Control generator operation state should be instructed.Dynamo governor can be realized simply and reliablely same by LIN bus protocols
ECU two-way communications on vehicle.Dynamo governor provides generator loading situation, chip temperature, electrical, machinery, the scale of thermometer to ECU
Will position, the parameters such as generator voltage value and rotating speed, feedback information combination current working that ECU is sent according to dynamo governor and
The state of other units in vehicle body network, control dynamo governor adjust voltage, load response time, exciting current etc.,
Optimize the performance of AC generator for vehicle：
During cold start-up operating mode, ECU regulator generators output voltage is 10.6V, temporarily allows generator is unloaded to rotate, by accumulator pair
Mobile unit is powered, and generator does not charge to accumulator, reduces influence of the generator to engine start.Engine
After starting successfully, cold start-up operating mode terminates ECU and generator is adjusted according to new working condition.
During high altitude anoxia operating mode, ECU is adjusted generator according to the working condition of engine.When engine is in low
When speed or idle running, ECU regulator generators output voltage is 10.6V, temporarily allows generator is unloaded to rotate, by accumulator to vehicle
It carries equipment to be powered, generator does not charge to accumulator, disconnects the influence of generator loading, reduces the shake of engine
Phenomenon；It is smoothed out when engine operates（Non- low speed or idle running）When, such as the generating state of generator（Regulator generator exports
Voltage is 14V-16V）.
During energy-saving operating mode, ECU is according to the battery voltage of storage battery sensor feedback, the hair of LIN bus conditioners feedback
Motor load and temperature parameter, are adjusted generator.When the engine starts, ECU regulator generators output voltage is
10.6V so that engine easily starts；After engine start, generator loading is less than certain value or battery voltage is more than one
During definite value, generator is still within zero load（Generator output voltage is 10.6V）Or fraction power generation（Generator output voltage
10.6V~14V）；When generator loading is more than certain value or battery voltage is less than certain value, regulator generator output voltage is
14V~15V；When generator full load or the serious power shortage of storage battery, regulator generator output voltage reaches 15V ~ 16V, allows battery fast
Speed charges.Achieve the effect that energy saving, increase the service life of storage battery.
Although being described in conjunction with the accompanying embodiments of the present invention, those of ordinary skill in the art can be in appended power
Various deformations or amendments are made in the range of profit requirement.
Claims (10)
1. the composite excitation formula AC generator for vehicle based on LIN agreements, which is characterized in that including：
Shell；
Field frame assembly, fixed setting is in the housing；
Rotor assembly is co-axially located in the field frame assembly；
Dynamo governor, the LIN bus interface including being used to connect vehicle ECU；
The rotor assembly includes the pawl pole being oppositely arranged, with being located in magnet exciting coil between two pawl poles and be embedded
Permanent magnet in the pawl pole；
The pawl pole facies digitales dorsales manus of the pawl pole leads paint bath equipped with what multiple circumferencial directions along the pawl pole were set.
2. the composite excitation formula AC generator for vehicle according to claim 1 based on LIN agreements, it is characterised in that：
The paint bath of leading includes recessed arc groove bottom.
3. the composite excitation formula AC generator for vehicle according to claim 2 based on LIN agreements, it is characterised in that：
The paint bath of leading includes the straight trough wall for being arranged on arc groove bottom both sides, and two straight trough walls are inclined outwardly to be arranged on
The both sides at the arc groove bottom.
4. the composite excitation formula AC generator for vehicle according to claim 1 based on LIN agreements, it is characterised in that：
The depth for leading paint bath is 0.28mm-0.36mm.
5. the composite excitation formula AC generator for vehicle according to claim 1 based on LIN agreements, it is characterised in that：
The adjacent spacing led between paint bath is 0.8mm-1.2mm.
6. the composite excitation formula AC generator for vehicle according to claim 3 based on LIN agreements, it is characterised in that：
Angle between two straight trough walls is 50 ° -70 °.
7. the composite excitation formula AC generator for vehicle according to claim 1 based on LIN agreements, it is characterised in that：
The two side that the pawl pole refers to is equipped with to be embedded the permanent magnet mounting groove of the permanent magnet；
All permanent magnet mounting grooves of one of them pawl pole refer to the pawl pole at place through its pawl pole；
All permanent magnet mounting grooves of another pawl pole all refer to the pawl pole at place not through its pawl pole.
8. the composite excitation formula AC generator for vehicle according to claim 1 based on LIN agreements, it is characterised in that：
The field frame assembly includes stator core, stator coil；
The stator core includes 72 iron core slots in the circumferential direction, and the stator coil is using distributed winding method winding
In the iron core slot.
9. the composite excitation formula AC generator for vehicle according to claim 1 based on LIN agreements, it is characterised in that：
The same distributed mutually of the stator coil is in 2 slots.
10. the composite excitation formula AC generator for vehicle according to claim 1 based on LIN agreements, it is characterised in that：
The dynamo governor sends Generator Status information by the LIN bus interface, and passes through the LIN buses
Interface generator control information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711470023.9A CN108110921A (en) | 2017-12-29 | 2017-12-29 | Composite excitation formula AC generator for vehicle based on LIN agreements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711470023.9A CN108110921A (en) | 2017-12-29 | 2017-12-29 | Composite excitation formula AC generator for vehicle based on LIN agreements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108110921A true CN108110921A (en) | 2018-06-01 |
Family
ID=62214482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711470023.9A Pending CN108110921A (en) | 2017-12-29 | 2017-12-29 | Composite excitation formula AC generator for vehicle based on LIN agreements |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108110921A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111380202A (en) * | 2020-03-23 | 2020-07-07 | 珠海格力电器股份有限公司 | Equipment noise reduction method and device and air purifier |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03139149A (en) * | 1989-10-23 | 1991-06-13 | Nippondenso Co Ltd | Alternator for vehicle |
| CN101527469A (en) * | 2009-04-22 | 2009-09-09 | 湖南大学 | Automobile Lundell motor AC-generator |
| CN101789652A (en) * | 2009-01-23 | 2010-07-28 | 上海法雷奥汽车电器***有限公司 | Rotor coil processing method and rotor with magnet manufactured through method thereof |
| CN103051086A (en) * | 2012-11-13 | 2013-04-17 | 浙江安美德汽车配件有限公司 | Hybrid excitation type high-efficiency energy-saving automotive alternating current generator |
| CN106655638A (en) * | 2016-12-12 | 2017-05-10 | 浙江安美德汽车配件有限公司 | LIN bus-based low-noise and efficient automobile alternating current generator |
| CN206274625U (en) * | 2016-11-04 | 2017-06-23 | 浙江安美德汽车配件有限公司 | A kind of low-noise high-efficiency composite excitation formula pawl pole and rotor assembly |
-
2017
- 2017-12-29 CN CN201711470023.9A patent/CN108110921A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03139149A (en) * | 1989-10-23 | 1991-06-13 | Nippondenso Co Ltd | Alternator for vehicle |
| CN101789652A (en) * | 2009-01-23 | 2010-07-28 | 上海法雷奥汽车电器***有限公司 | Rotor coil processing method and rotor with magnet manufactured through method thereof |
| CN101527469A (en) * | 2009-04-22 | 2009-09-09 | 湖南大学 | Automobile Lundell motor AC-generator |
| CN103051086A (en) * | 2012-11-13 | 2013-04-17 | 浙江安美德汽车配件有限公司 | Hybrid excitation type high-efficiency energy-saving automotive alternating current generator |
| CN206274625U (en) * | 2016-11-04 | 2017-06-23 | 浙江安美德汽车配件有限公司 | A kind of low-noise high-efficiency composite excitation formula pawl pole and rotor assembly |
| CN106655638A (en) * | 2016-12-12 | 2017-05-10 | 浙江安美德汽车配件有限公司 | LIN bus-based low-noise and efficient automobile alternating current generator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111380202A (en) * | 2020-03-23 | 2020-07-07 | 珠海格力电器股份有限公司 | Equipment noise reduction method and device and air purifier |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180601 |
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