CN105186788B - A kind of double rectifier bridge bimorph transducer automobile current generator - Google Patents
A kind of double rectifier bridge bimorph transducer automobile current generator Download PDFInfo
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- CN105186788B CN105186788B CN201510515496.0A CN201510515496A CN105186788B CN 105186788 B CN105186788 B CN 105186788B CN 201510515496 A CN201510515496 A CN 201510515496A CN 105186788 B CN105186788 B CN 105186788B
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Abstract
The invention discloses a kind of double rectifier bridge bimorph transducer automobile current generator, including：Rotatably rotor, it is used to provide a rotating excitation field；One annular stator core and two groups of stator winding, wherein, every group of stator winding is wound in a part for stator core to form a stator, and makes the non-overlapping each other of magnetic circuit corresponding to two stators, and every group of stator winding produces alternating voltage according to rotating excitation field；Two rectifier bridges, each rectifier bridge are connected to the output end of one group of stator winding, the alternating voltage sensed in the stator winding is transformed into DC voltage；Wherein, two rectifier bridges are connected in parallel, so that the DC voltage Parallel opertation of two rectifier bridges.The present invention reduces commutating voltage pulsation, so as to improve the fan-out capability of generator, reduces interference of the generator to vehicle electrical equipment.
Description
Technical field
The present invention relates to electrical generator fields, more particularly to a kind of double rectifier bridge bimorph transducer automobile current generator.
Background technology
Automotive electronics electrical equipment is quickly grown in recent years, the various electronic instruments and the sensor of various functions that vehicle is equipped with
More and more, the air-conditioning and electronics retarder of image height power consumption substantially increase grasping for driver substantially into vehicle standard configuration
Control property and the security and comfortableness of passenger, but what is brought therewith is that vehicle is more and more to the demand of electricity consumption, is to power supply
The stability and power supply quality of system require (i.e. the stationarity of voltage, current fluctuation size and harmonic component) also more and more higher.
So high-power generator (output current is more than 100A) application is more and more.Because output current is that generator passes through rotor
Produce three-phase alternating current turns into Rectified alternating current after rectifier bridge rectification.
And rectifier bridge load capacity it is main be exactly rated output ability depending on rectifying tube, existing rectifying tube can
Realize commercialization and wide variety of maximum can only accomplish 60A, if rectifying tube is in the limit or overload operation, high current
Rectifying tube temperature can be caused to steeply rise, rectifying tube is burnt.
The content of the invention
In view of the above-mentioned problems, the invention provides the double rectifier bridge that rectifier bridge fault rate is reduced during a kind of high-power output is double
Stator automobile current generator.
Technical scheme provided by the invention is：
A kind of double rectifier bridge bimorph transducer automobile current generator, including：
Rotatably rotor, it is used to provide a rotating excitation field；
One annular stator core and two groups of stator winding, wherein, every group of stator winding is wound in the stator core
A part to form a stator, and make the non-overlapping each other of magnetic circuit corresponding to two stators, every group of stator winding according to
The rotating excitation field produces alternating voltage；
Two rectifier bridges, each rectifier bridge are connected to the output end of one group of stator winding, will feel in the stator winding
The alternating voltage answered is transformed to DC voltage；
Wherein, two rectifier bridges are connected in parallel, so that the DC voltage Parallel opertation of two rectifier bridges.
Preferably, in described double rectifier bridge bimorph transducer generator, the stator core is divided into two along a diameter
Half ring segments, the coiling region of every group of stator winding by be located in one of half ring segments all wire casings and positioned at another half
Two wire casings of loop section are limited, and two wire casings correspond respectively to the both ends of one of half ring segments, and two groups are determined
The winding area of sub- winding is symmetrical relative to the diameter.
Preferably, in described double rectifier bridge bimorph transducer generator, using the perpendicular bisector of the diameter as line of demarcation, wherein one
The head end of group stator winding and the end of another group of stator winding are distributed in the homonymy in the line of demarcation.
Preferably, in described double rectifier bridge bimorph transducer generator, every group of stator winding is three-phase windings.
Preferably, in described double rectifier bridge bimorph transducer generator, the pitch of every group of stator winding is 1~4 wire casing.
Preferably, in described double rectifier bridge bimorph transducer generator, two rectifier bridges share positive plate and negative plate.
Preferably, in described double rectifier bridge bimorph transducer generator, every group of stator winding uses star connection or angular
Connection.
The present invention two groups of stator winding of coiling on an annular stator core, form respectively two stators, two
Stator provides alternating voltage respectively under the rotating excitation field that rotor is provided, and two rectifier bridges are respectively by this two-way alternating current buckling
Change DC voltage, the input in parallel of final two-way DC voltage into.The present invention reduces commutating voltage pulsation, is generated electricity so as to improve
The fan-out capability of machine, reduce interference of the generator to vehicle electrical equipment.
Brief description of the drawings
Fig. 1 (a) is the structural representation of the stator of embodiments of the invention one；
Fig. 1 (b) is the winding displacement schematic diagram of the stator of embodiments of the invention one；
Fig. 2 is the circuit theory diagrams of the double rectifier bridge bimorph transducer of embodiments of the invention one；
Fig. 3 is the circuit theory diagrams of the double rectifier bridge bimorph transducer of embodiments of the invention two.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
As shown in Fig. 1 (a), Fig. 1 (b), Fig. 2 and Fig. 3, the present invention provides a kind of double rectifier bridge bimorph transducer automobile current generator,
Including：Rotatably rotor, it is used to provide a rotating excitation field；One annular stator core 1 and two groups of stator winding, its
In, every group of stator winding is wound in a part for the stator core 1 to form a stator, and makes corresponding to two stators
Non-overlapping, every group of stator winding produce alternating voltage to magnetic circuit according to the rotating excitation field each other；Two rectifier bridges, each rectification
Bridging is connected to the output end of one group of stator winding, the alternating voltage sensed in the stator winding is transformed into DC voltage；
Wherein, two rectifier bridges are connected in parallel, so that the DC voltage Parallel opertation of two rectifier bridges.
The present invention is by two groups of stator winding of coiling on a stator core 1, so as to form two stators.The two stator institutes
Corresponding magnetic circuit does not overlap each other, i.e., two stators are entirely each other independent, and the present invention can export two-way exchange simultaneously
Voltage.Compared to the existing structure of one group of stator winding of coiling on a stator core, the present invention is on a stator core
Two groups of stator winding of coiling, are actually the reduction of the coil turn of one group of stator winding, and then reduce original one group of stator
The alternating voltage of winding output, while reduce the requirement to the load capacity of rectifier bridge.
The commutating voltage of conventional three-phase full-wave rectifying circuit is pulsed：
ΔUR=(1.73-1.5) UMax=0.23UMax
Wherein UMaxFor alternating current generator phase voltage maximum.
The present invention reduces the fluctuation range of the pulsating dc voltage of output to 0.14UMax, so as to improve the defeated of generator
Output capacity, reduce interference of the generator to vehicle electrical equipment.
The present invention is finally by two-way DC voltage Parallel opertation, and it is powerful defeated to ensure that generator still can provide
Go out, but rectifier bridge will not be caused to bear simultaneously.
1 (a) and Fig. 1 (b) are please see Figure, embodiment one specifically provides the structure and winding displacement schematic diagram of a kind of stator.Institute
In the double rectifier bridge bimorph transducer generator stated, the stator core 1 is divided into two half ring segments 2,3 along a diameter D1, every group
The coiling region of stator winding is by being located in one of all wire casings of half ring segments and two positioned at another half ring segments
Wire casing limits, and two wire casings correspond respectively to the both ends of one of half ring segments, the winding of two groups of stator winding
Region is symmetrical relative to the diameter.Specifically, in Fig. 1 (a), numeral on the inside of stator core is the numbering of wire casing, Fig. 1
(b) the winding displacement schematic diagram of each stator winding is given.In Fig. 1 (a), for diameter D1, top position in figure will be located at
The half ring segments 2 put are referred to as upper semi-ring, and the half ring segments 3 of upper position are referred to as lower semi-ring, first stator winding in figure
Semi-ring is mainly wound on, its U1 end and Z1 ends are located in two wire casings of lower semi-ring, and second main winding of stator winding exists
Lower semi-ring, its U2 end and Z2 ends are then in two wire casings of upper semi-ring.In fact, the head of a phase winding of one group of stator winding
The end of one phase winding of end and another group of stator winding intersects, but the magnetic circuit of two stators is still what is do not overlapped each other.
The embodiment ensures that one group of stator winding has enough coil turns as far as possible, and then ensures to export sufficiently large alternating voltage.
Specifically, in described double rectifier bridge bimorph transducer generator, using diameter D1 perpendicular bisector D2 as line of demarcation, wherein
The end of the head end of one group of stator winding and another group of stator winding is distributed in the homonymy in the line of demarcation.It please see Figure 1 (a), the
Each head end U1, V1 and W1 of one stator winding and each end of second stator winding are all located at the right side of line of demarcation D2 in Fig. 1
Side.
Preferably, in described double rectifier bridge bimorph transducer generator, every group of stator winding is three-phase windings.
Preferably, in described double rectifier bridge bimorph transducer generator, the pitch of every group of stator winding is 1~4 wire casing.
Preferably, in described double rectifier bridge bimorph transducer generator, two rectifier bridges share positive plate and negative plate, so as to
Simplify the structure of double rectifier bridge bimorph transducer generator, reduce its production cost.2 and Fig. 3 are looked at, output wiring terminal B+ is arranged on altogether
On positive plate, earth terminal E is arranged on negative plate.
Preferably, in described double rectifier bridge bimorph transducer generator, every group of stator winding is using star connection or angular connects
Method.In embodiment one, when two groups of stator winding 4,5 are using angular connection, circuit theory such as Fig. 2 institutes of double rectifier bridge bimorph transducer
Show, two rectifier bridges 6,7 are formed by three rectification units, and each rectification unit is connected to a phase of one group of stator winding, will
The ac voltage rectifier mutually exported is into DC voltage.In embodiment two, when two groups of stator winding 4,5 are using star connection,
The circuit theory of double rectifier bridge bimorph transducer is as shown in figure 3, two rectifier bridges 6,7 are formed by four rectification units, wherein three
Rectification unit is connected to the three-phase of this group of stator winding, and another rectification unit is connected to the neutral conductor, by the stator winding
The ac voltage rectifier of output is into DC voltage.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited
In specific details and shown here as the legend with description.
Claims (6)
- A kind of 1. double rectifier bridge bimorph transducer automobile current generator, it is characterised in that including：Rotatably rotor, it is used to provide a rotating excitation field；One annular stator core and two groups of stator winding, wherein, every group of stator winding is wound in the one of the stator core Part makes the non-overlapping each other of magnetic circuit corresponding to two stators to form a stator, and every group of stator winding is according to Rotating excitation field produces alternating voltage；Two rectifier bridges, each rectifier bridge be connected to the output end of one group of stator winding, will sense in the stator winding Alternating voltage is transformed to DC voltage；Wherein, two rectifier bridges are connected in parallel, so that the DC voltage Parallel opertation of two rectifier bridges；The stator core is divided into two half ring segments along a diameter, and the coiling region of every group of stator winding is by being located therein one All wire casings of individual half ring segments and two wire casings restriction positioned at another half ring segments, and two wire casings correspond respectively to The both ends of one of half ring segments, the winding area of two groups of stator winding are symmetrical relative to the diameter.
- 2. double rectifier bridge bimorph transducer generator as claimed in claim 1, it is characterised in that using the perpendicular bisector of the diameter as boundary The end of line, the head end of one of which stator winding and another group of stator winding is distributed in the homonymy in the line of demarcation.
- 3. double rectifier bridge bimorph transducer generator as claimed in claim 2, it is characterised in that every group of stator winding be three-phase around Group.
- 4. double rectifier bridge bimorph transducer generator as claimed any one in claims 1 to 3, it is characterised in that every group of stator around The pitch of group is 1~4 wire casing.
- 5. double rectifier bridge bimorph transducer generator as claimed any one in claims 1 to 3, it is characterised in that two rectifier bridges Share positive plate and negative plate.
- 6. double rectifier bridge bimorph transducer generator as claimed in claim 3, it is characterised in that every group of stator winding is connect using star Method or angular connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510515496.0A CN105186788B (en) | 2015-08-20 | 2015-08-20 | A kind of double rectifier bridge bimorph transducer automobile current generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510515496.0A CN105186788B (en) | 2015-08-20 | 2015-08-20 | A kind of double rectifier bridge bimorph transducer automobile current generator |
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| Publication Number | Publication Date |
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| CN105186788A CN105186788A (en) | 2015-12-23 |
| CN105186788B true CN105186788B (en) | 2017-12-26 |
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| CN201510515496.0A Active CN105186788B (en) | 2015-08-20 | 2015-08-20 | A kind of double rectifier bridge bimorph transducer automobile current generator |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106385139A (en) * | 2016-11-29 | 2017-02-08 | 北京奥博汽车电子电器有限公司 | Mixed excitation automobile generator |
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| CN2710237Y (en) * | 2004-07-09 | 2005-07-13 | 张刚 | Start mageto stator |
| CN1649237A (en) * | 2005-01-10 | 2005-08-03 | 邓传义 | High-efficiency DC brushless motor-AC generator |
| CN1846339A (en) * | 2003-09-05 | 2006-10-11 | 瓦莱奥电机设备公司 | Polyphase electric turning machine such as an alternator or an alterno-starter, particularly for a motor vehicle |
| CN1909330A (en) * | 2006-08-11 | 2007-02-07 | 泰豪科技股份有限公司 | Double Y moving ten degree commutating generator |
| CN1974261A (en) * | 2005-11-30 | 2007-06-06 | 株式会社日立制作所 | Motor driving device and automobile using the same |
| CN101325357A (en) * | 2007-06-15 | 2008-12-17 | 陈国弟 | Automobile permanent magnet generator with tiny output voltage ripple |
| CN101527469A (en) * | 2009-04-22 | 2009-09-09 | 湖南大学 | Automobile Lundell motor AC-generator |
| CN103944318A (en) * | 2014-04-25 | 2014-07-23 | 哈尔滨工业大学 | Multiphase high-speed alternating current motor system |
| CN204835837U (en) * | 2015-08-20 | 2015-12-02 | 北京奥博汽车电子电器有限公司 | Two stator automobile power generation machines of two rectifier bridges |
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2015
- 2015-08-20 CN CN201510515496.0A patent/CN105186788B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1846339A (en) * | 2003-09-05 | 2006-10-11 | 瓦莱奥电机设备公司 | Polyphase electric turning machine such as an alternator or an alterno-starter, particularly for a motor vehicle |
| CN2710237Y (en) * | 2004-07-09 | 2005-07-13 | 张刚 | Start mageto stator |
| CN1649237A (en) * | 2005-01-10 | 2005-08-03 | 邓传义 | High-efficiency DC brushless motor-AC generator |
| CN1974261A (en) * | 2005-11-30 | 2007-06-06 | 株式会社日立制作所 | Motor driving device and automobile using the same |
| CN1909330A (en) * | 2006-08-11 | 2007-02-07 | 泰豪科技股份有限公司 | Double Y moving ten degree commutating generator |
| CN101325357A (en) * | 2007-06-15 | 2008-12-17 | 陈国弟 | Automobile permanent magnet generator with tiny output voltage ripple |
| CN101527469A (en) * | 2009-04-22 | 2009-09-09 | 湖南大学 | Automobile Lundell motor AC-generator |
| CN103944318A (en) * | 2014-04-25 | 2014-07-23 | 哈尔滨工业大学 | Multiphase high-speed alternating current motor system |
| CN204835837U (en) * | 2015-08-20 | 2015-12-02 | 北京奥博汽车电子电器有限公司 | Two stator automobile power generation machines of two rectifier bridges |
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| CN105186788A (en) | 2015-12-23 |
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