CN204835837U - Two stator automobile power generation machines of two rectifier bridges - Google Patents
Two stator automobile power generation machines of two rectifier bridges Download PDFInfo
- Publication number
- CN204835837U CN204835837U CN201520631267.0U CN201520631267U CN204835837U CN 204835837 U CN204835837 U CN 204835837U CN 201520631267 U CN201520631267 U CN 201520631267U CN 204835837 U CN204835837 U CN 204835837U
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- China
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- stator winding
- stator
- rectifier bridge
- generator
- bimorph transducer
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Abstract
The utility model discloses a two stator automobile power generation machines of two rectifier bridges, include: rotor rotatably, it is used for providing a rotating field, an annular stator core and two sets of stator winding, wherein, the stator winding of every group twines partly in order to constitute a stator in stator core to the magnetic circuit that makes two stators correspond does not overlap each other mutually, and every stator winding of group produces alternating voltage according to rotating field, two rectifier bridges, every rectifier bridge is connected to a set of stator winding's output for be the DC voltage with the alternating voltage transform of response among this stator winding, wherein, two rectifier bridge parallel connection to make the DC voltage parallel outlet of two rectifier bridges. The utility model discloses the rectified voltage pulsation has been reduced to improve the output capability of generator, reduced the interference of generator to whole automobile -used electric installation.
Description
Technical field
The utility model relates to electrical generator fields, particularly relates to a kind of double rectifier bridge bimorph transducer automobile current generator.
Background technology
Automotive electronics electrical equipment development in recent years rapidly, the transducer of the various electronic instrument that car load is equipped with and various function gets more and more, the air-conditioning of image height power consumption has become car load standard configuration substantially with electronics retarder, what substantially increase driver can the fail safe of handling and passenger and comfortableness, but what bring is that car load gets more and more to the demand of electricity consumption thereupon, the stability of electric power system and power supply quality are required that (i.e. the stationarity of voltage, current fluctuation size and harmonic component) is also more and more higher.So high-power generator (output current is greater than 100A) application is more and more.Because output current is that generator becomes Rectified alternating current by rotor generation three-phase alternating current after rectifier bridge rectification.
And the load capacity of rectifier bridge main be exactly the specified fan-out capability depending on rectifying tube, existing rectifying tube can realize commercialization and the maximum of extensive use can only accomplish 60A, if rectifying tube is in the limit or overload operation, big current can cause rectifying tube temperature sharply to rise, and rectifying tube will soon be burnt.
Utility model content
For the problems referred to above, when the utility model provides a kind of high-power output, reduce the double rectifier bridge bimorph transducer automobile current generator of rectifier bridge failure rate.
The technical scheme that the utility model provides is:
A kind of double rectifier bridge bimorph transducer automobile current generator, comprising:
Rotatably rotor, it is for providing a rotating magnetic field;
An annular stator core and two groups of stator winding, wherein, often organize stator winding and be wound in a part for described stator core to form a stator, and make the magnetic circuit non-overlapping each other that two stators are corresponding, often organize stator winding and produce alternating voltage according to described rotating magnetic field;
Two rectifier bridges, each rectifier bridge is connected to the output of one group of stator winding, in order to the alternating voltage responded in this stator winding is transformed to direct voltage;
Wherein, two rectifier bridges are connected in parallel, to make the direct voltage Parallel opertation of two rectifier bridges.
Preferably, in described double rectifier bridge bimorph transducer generator, described stator core is divided into two half ring segments along a diameter, the coiling region often organizing stator winding is limited with two wire casings being positioned at another half ring segments by all wire casings being positioned at one of them half ring segments, and these two wire casings correspond respectively to the two ends of one of them half ring segments described, the winding area of two groups of stator winding is symmetrical relative to this diameter.
Preferably, in described double rectifier bridge bimorph transducer generator, with the perpendicular bisector of this diameter for line of demarcation, wherein the head end of one group of stator winding and another end organizing stator winding are distributed in this marginal homonymy.
Preferably, in described double rectifier bridge bimorph transducer generator, often organizing stator winding is three-phase windings.
Preferably, in described double rectifier bridge bimorph transducer generator, the pitch often organizing 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, often organize stator winding and adopt star connection or dihedral connection.
The utility model is coiling two groups of stator winding on an annular stator core, form respectively two stators, alternating voltage is provided respectively under the rotating magnetic field that two stators provide at rotor, this two-way alternating voltage is transformed into direct voltage by two rectifier bridges respectively, final two-way direct voltage parallel connection input.The utility model decreases commutating voltage pulsation, thus improves the fan-out capability of generator, reduces the interference of generator to car load power consumption equipment.
Accompanying drawing explanation
Fig. 1 (a) is the structural representation of the stator of embodiment one of the present utility model;
Fig. 1 (b) is the winding displacement schematic diagram of the stator of embodiment one of the present utility model;
Fig. 2 is the circuit theory diagrams of the double rectifier bridge bimorph transducer of embodiment one of the present utility model;
Fig. 3 is the circuit theory diagrams of the double rectifier bridge bimorph transducer of embodiment two of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification word to make those skilled in the art.
As shown in Fig. 1 (a), Fig. 1 (b), Fig. 2 and Fig. 3, the utility model provides a kind of double rectifier bridge bimorph transducer automobile current generator, comprising: rotatably rotor, and it is for providing a rotating magnetic field; An annular stator core 1 and two groups of stator winding, wherein, often organize stator winding and be wound in a part for described stator core 1 to form a stator, and make the magnetic circuit non-overlapping each other that two stators are corresponding, often organize stator winding and produce alternating voltage according to described rotating magnetic field; Two rectifier bridges, each rectifier bridge is connected to the output of one group of stator winding, in order to the alternating voltage responded in this stator winding is transformed to direct voltage; Wherein, two rectifier bridges are connected in parallel, to make the direct voltage Parallel opertation of two rectifier bridges.
The utility model by coiling two groups of stator winding on a stator core 1, thus forms two stators.This magnetic circuit corresponding to two stators does not overlap each other, and namely two stators are independently each other completely, and the utility model can export two-way alternating voltage simultaneously.Compared to the existing structure of coiling one group of stator winding on a stator core, the utility model is coiling two groups of stator winding on a stator core, the actual coil turn being the reduction of one group of stator winding, and then reduce the alternating voltage of original one group of stator winding output, reduce the requirement of the load capacity to rectifier bridge simultaneously.
The commutating voltage pulsation of tradition three-phase full wave rectifier circuit is:
ΔU
R＝(1.73-1.5)U
Max＝0.23U
Max
Wherein U
maxfor alternating current generator phase voltage maximum.
The fluctuation range of the pulsating dc voltage of output is reduced to 0.14U by the utility model
max, thus improve the fan-out capability of generator, reduce generator to the interference of car load power consumption equipment.
The utility model is finally by two-way direct voltage Parallel opertation, ensure that generator still can provide powerful output, but can not cause burden to rectifier bridge simultaneously.
Please see Figure 1 (a) and Fig. 1 (b), embodiment one specifically provides a kind of structure and winding displacement schematic diagram of stator.In described double rectifier bridge bimorph transducer generator, described stator core 1 is divided into two half ring segments 2 along a diameter D1,3, the coiling region often organizing stator winding is limited with two wire casings being positioned at another half ring segments by all wire casings being positioned at one of them half ring segments, and these two wire casings correspond respectively to the two ends of one of them half ring segments described, the winding area of two groups of stator winding is symmetrical relative to this diameter.Specifically, in Fig. 1 (a), the numeral inside stator core is the numbering of wire casing, and Fig. 1 (b) gives the winding displacement schematic diagram of each stator winding.In Fig. 1 (a), for diameter D1, the half ring segments 2 being arranged in figure upper position is called upper semi-ring, the half ring segments 3 being arranged in figure upper position is called lower semi-ring, first stator winding is mainly wound on semi-ring, its U1 holds and Z1 holds two wire casings being positioned at lower semi-ring, and second main winding of stator winding is at lower semi-ring, and its U2 holds and Z2 holds two wire casings being then positioned at semi-ring.In fact, end of a phase winding of the head end of a phase winding of one group of stator winding and another group stator winding intersects, but the magnetic circuit of two stators remains and do not overlap each other.This embodiment guarantee one group of stator winding of trying one's best has enough coil turns, and then ensures to export enough large alternating voltage.
Particularly, in described double rectifier bridge bimorph transducer generator, with the perpendicular bisector D2 of this diameter D1 for line of demarcation, wherein the head end of one group of stator winding and another end organizing stator winding are distributed in this marginal homonymy.Please see Figure 1 (a), each head end U1, V1 and W1 of first stator winding and each end of second stator winding are all arranged in the right side of Fig. 1 line of demarcation D2.
Preferably, in described double rectifier bridge bimorph transducer generator, often organizing stator winding is three-phase windings.
Preferably, in described double rectifier bridge bimorph transducer generator, the pitch often organizing 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, thus simplify the structure of double rectifier bridge bimorph transducer generator, reduce its production cost.Please see 2 and Fig. 3, output wiring terminal B+ is arranged on shared positive plate, and earth terminal E is arranged on negative plate.
Preferably, in described double rectifier bridge bimorph transducer generator, often organize stator winding and adopt star connection or dihedral connection.In embodiment one, when two groups of stator winding 4, during 5 employing dihedral connection, the circuit theory of double rectifier bridge bimorph transducer as shown in Figure 2, 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, and the ac voltage rectifier this exported mutually becomes direct voltage.In embodiment two, when two groups of stator winding 4, during 5 employing star connection, the circuit theory of double rectifier bridge bimorph transducer as shown in Figure 3, two rectifier bridges 6,7 are formed by four rectification units, and wherein three rectification units are connected to the three-phase of this group stator winding, another rectification unit is connected to the neutral line, becomes direct voltage with the ac voltage rectifier of the output by this stator winding.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in specification and execution mode utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (7)
1. a double rectifier bridge bimorph transducer automobile current generator, is characterized in that, comprising:
Rotatably rotor, it is for providing a rotating magnetic field;
An annular stator core and two groups of stator winding, wherein, often organize stator winding and be wound in a part for described stator core to form a stator, and make the magnetic circuit non-overlapping each other that two stators are corresponding, often organize stator winding and produce alternating voltage according to described rotating magnetic field;
Two rectifier bridges, each rectifier bridge is connected to the output of one group of stator winding, in order to the alternating voltage responded in this stator winding is transformed to direct voltage;
Wherein, two rectifier bridges are connected in parallel, to make the direct voltage Parallel opertation of two rectifier bridges.
2. double rectifier bridge bimorph transducer generator as claimed in claim 1, it is characterized in that, described stator core is divided into two half ring segments along a diameter, the coiling region often organizing stator winding is limited with two wire casings being positioned at another half ring segments by all wire casings being positioned at one of them half ring segments, and these two wire casings correspond respectively to the two ends of one of them half ring segments described, the winding area of two groups of stator winding is symmetrical relative to this diameter.
3. double rectifier bridge bimorph transducer generator as claimed in claim 2, is characterized in that, with the perpendicular bisector of this diameter for line of demarcation, wherein the head end of one group of stator winding and another end organizing stator winding are distributed in this marginal homonymy.
4. double rectifier bridge bimorph transducer generator as claimed in claim 3, is characterized in that, often organizing stator winding is three-phase windings.
5. the double rectifier bridge bimorph transducer generator according to any one of Claims 1-4, is characterized in that, the pitch often organizing stator winding is 1 ~ 4 wire casing.
6. the double rectifier bridge bimorph transducer generator according to any one of claim 1 to 5, is characterized in that, two rectifier bridges share positive plate and negative plate.
7. double rectifier bridge bimorph transducer generator as claimed in claim 4, is characterized in that, often organizes stator winding and adopts star connection or dihedral connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520631267.0U CN204835837U (en) | 2015-08-20 | 2015-08-20 | Two stator automobile power generation machines of two rectifier bridges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520631267.0U CN204835837U (en) | 2015-08-20 | 2015-08-20 | Two stator automobile power generation machines of two rectifier bridges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204835837U true CN204835837U (en) | 2015-12-02 |
Family
ID=54693392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520631267.0U Withdrawn - After Issue CN204835837U (en) | 2015-08-20 | 2015-08-20 | Two stator automobile power generation machines of two rectifier bridges |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204835837U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186788A (en) * | 2015-08-20 | 2015-12-23 | 北京奥博汽车电子电器有限公司 | Double rectifier bridge and double stator automobile generator |
-
2015
- 2015-08-20 CN CN201520631267.0U patent/CN204835837U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186788A (en) * | 2015-08-20 | 2015-12-23 | 北京奥博汽车电子电器有限公司 | Double rectifier bridge and double stator automobile generator |
| CN105186788B (en) * | 2015-08-20 | 2017-12-26 | 北京奥博汽车电子电器有限公司 | A kind of double rectifier bridge bimorph transducer automobile current generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151202 Effective date of abandoning: 20171226 |