CN205986691U - Start difunctional circuit of drive / rectification that power generating equipment used - Google Patents
Start difunctional circuit of drive / rectification that power generating equipment used Download PDFInfo
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- CN205986691U CN205986691U CN201620924370.9U CN201620924370U CN205986691U CN 205986691 U CN205986691 U CN 205986691U CN 201620924370 U CN201620924370 U CN 201620924370U CN 205986691 U CN205986691 U CN 205986691U
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- effect transistor
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- wheel diode
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Abstract
The utility model provides a start difunctional circuit of drive / rectification that power generating equipment used, include the contravariant bridge drive circuit parallelly connected with the battery, contravariant bridge drive circuit is connected to form by six field effect transistor, a field effect transistor is connected synchronous generator winding A interface with the bridge arm output that fourth field effect transistor forms, the 2nd field effect transistor is connected synchronous generator winding B interface with the bridge arm output that the 5th field effect transistor forms, the 3rd field effect transistor is connected synchronous generator winding C interface with the bridge arm output that the 6th field effect transistor forms, freewheeling circuit includes six freewheeling diode, and each freewheeling diode and a field effect transistor are parallelly connected, battery and steady voltage capacitance parallel connection, the utility model discloses combine motor -drive circuit and rectifier circuit together, both saved the equipment of extra commutation equipment and check point pyrogene merit, saved the switching process of drive circuit with rectifier circuit again, consequently greatly alleviateed weight of equipment, operating is simplified process.
Description
Technical field
This utility model is related to a kind of driving/rectification dual-function circuit, specifically a kind of drive of startup/generating equipment
Dynamic/rectification dual-function circuit.
Background technology
In every field, all can be related to engine apparatus and coaxial with electromotor generating equipment.Legacy equipment
In, electromotor has extra starting device, and these starting device weight are big, complex operation.Thus be accordingly used in electromotor coaxial
Synchronous generator arises at the historic moment for the startup/generating equipment of engine ignition as motor, and has obtained more and more extensive
Application.However, in startup/generating equipment, needing a unidirectional current to drive the inversion bridge circuit of synchronous generator to connect
Synchronous generator, to drive synchronous generator as engine ignition.Drive in addition it is also necessary to connect synchronous generator after igniting success
Galvanic electricity road is switched to rectification circuit, so that it is each for forming unidirectional current after the three-phase alternating current rectifying and voltage-stabilizing that sent of synchronous generator
Plant electrical equipment to power.It follows that startup/the generating equipment applied at this stage is required for two kinds of circuit and needs in detection
Carry out the switching between circuit, whether detection motor is lighted a fire and successfully also needed to additional measurement especially simultaneously after engine ignition success
Equipment, can not meet the requirement that weight is little, simple to operate, reliability is high.
Content of the invention
In order to overcome the shortcoming of above-mentioned prior art, the purpose of this utility model is to provide a kind of startup/generating equipment
Driving/rectification dual-function circuit, has the advantages that weight is little, simple to operate, reliability is high.
For achieving the above object, the technical solution adopted in the utility model is：
A kind of driving of startup/generating equipment/rectification dual-function circuit, drives including the inverter bridge in parallel with accumulator B
Galvanic electricity road, inverter bridge drive circuit is by the first field effect transistor Q1, the second field effect transistor Q2, the 3rd field effect transistor Q3, the 4th effect
Should pipe Q4, the 5th field effect transistor Q5, the 6th field effect transistor Q6 connection composition, the first field effect transistor Q1 and the 4th field effect transistor Q4 group
The brachium pontis outfan becoming connects synchronous generator M winding A interface, the bridge of the second field effect transistor Q2 and the 5th field effect transistor Q5 composition
Arm outfan connects synchronous generator M winding B interface, the brachium pontis output of the 3rd field effect transistor Q3 and the 6th field effect transistor Q6 composition
End connects synchronous generator M winding C interface；
Freewheeling circuit includes the first sustained diode 1, the second sustained diode 2, the 3rd sustained diode the 3, the 4th continue
Stream diode D4, the 5th sustained diode 5, the 6th sustained diode 6, the first sustained diode 1 and the first field effect transistor Q1
Parallel connection, the second sustained diode 2 is in parallel with the second field effect transistor Q2, and the 3rd sustained diode 3 is in parallel with the 3rd effect pipe Q3,
4th sustained diode 4 is in parallel with the 4th field effect transistor Q4, and the 5th sustained diode 5 is in parallel with the 5th field effect transistor Q5, the
Six sustained diode 6 are in parallel with the 6th field effect transistor Q6；Accumulator B is in parallel with electric capacity of voltage regulation C1.
Described accumulator B is lead-acid accumulator.
Described electric capacity of voltage regulation C1 is electrochemical capacitor.
Described fly-wheel diode is heavy-duty diode.
Described synchronous generator M has been embedded in rotor-position sensor.
The beneficial effects of the utility model are：
Compared with conventional art, motor-drive circuit and rectification circuit are combined together by this utility model, have both eliminated volume
Outer rectifying installation and the detection successful equipment of igniting, eliminate the handoff procedure of drive circuit and rectification circuit, therefore pole again
Alleviate weight of equipment greatly, simplify operating process.
Brief description
Fig. 1 is circuit diagram of the present utility model.
Specific embodiment
Below in conjunction with accompanying drawing, this utility model is clearly and completely described.
With reference to Fig. 1, a kind of driving of startup/generating equipment/rectification dual-function circuit, including in parallel with accumulator B
Inverter bridge drive circuit, inverter bridge drive circuit by the first field effect transistor Q1, the second field effect transistor Q2, the 3rd field effect transistor Q3,
4th field effect transistor Q4, the 5th field effect transistor Q5, the 6th field effect transistor Q6 connect composition, the first field effect transistor Q1 and the 4th effect
The brachium pontis outfan of pipe Q4 composition should connect synchronous generator M winding A interface, the second field effect transistor Q2 and the 5th field effect transistor Q5
The brachium pontis outfan connection synchronous generator M winding B interface of composition, the 3rd field effect transistor Q3 and the 6th field effect transistor Q6 composition
Brachium pontis outfan connects synchronous generator M winding C interface；
Freewheeling circuit includes the first sustained diode 1, the second sustained diode 2, the 3rd sustained diode the 3, the 4th continue
Stream diode D4, the 5th sustained diode 5, the 6th sustained diode 6, the first sustained diode 1 and the first field effect transistor Q1
Parallel connection, the second sustained diode 2 is in parallel with the second field effect transistor Q2, and the 3rd sustained diode 3 is in parallel with the 3rd effect pipe Q3,
4th sustained diode 4 is in parallel with the 4th field effect transistor Q4, and the 5th sustained diode 5 is in parallel with the 5th field effect transistor Q5, the
Six sustained diode 6 are in parallel with the 6th field effect transistor Q6；Accumulator B is in parallel with electric capacity of voltage regulation C1.
Described accumulator B is lead-acid accumulator.
Described electric capacity of voltage regulation C1 is electrochemical capacitor.
Described fly-wheel diode is heavy-duty diode.
Described synchronous generator M has been embedded in rotor-position sensor.
Operation principle of the present utility model is：Freewheeling circuit in inverter bridge drive circuit is used as rectification circuit,
Can achieve that the driving/rectification of circuit is difunctional.
In synchronous generator M startup stage, the field effect transistor alternate conduction in inversion bridge circuit, with realization unidirectional current pair
The driving of synchronous generator M.During driving, the positive two way alternate of synchronous generator M winding turns on, and due in conducting
Afterwards, reactive power can be stored in machine winding, hinder the reverse-conducting of NextState winding, therefore, because field effect transistor is in parallel
The reactive power to discharge in machine winding storage for the fly-wheel diode.When engine ignition success, rotating speed can increase sharply, then
The rotating speed of synchronous generator M also can increase sharply, when its inverse electromotive force be more than accumulator B both end voltage when, field effect transistor by
All end in bearing backward voltage, synchronous generator M enters generating state.Now, freewheeling circuit becomes rectification circuit,
Sent out for synchronous generator M three-phase alternating current is rectified into unidirectional current, then after electric capacity of voltage regulation C1 voltage stabilizing, is that accumulator B charges, supplies
Electrical equipment uses.
Claims (5)
1. a kind of driving of startup/generating equipment/rectification dual-function circuit it is characterised in that：Including in parallel with accumulator (B)
Inverter bridge drive circuit, inverter bridge drive circuit is by the first field effect transistor (Q1), the second field effect transistor (Q2), the 3rd field effect
Pipe (Q3), the 4th field effect transistor (Q4), the 5th field effect transistor (Q5), the 6th field effect transistor (Q6) connect composition, the first field effect
The brachium pontis outfan that pipe (Q1) is formed with the 4th field effect transistor (Q4) is connected synchronous generator (M) winding A interface, the second field effect
The brachium pontis outfan that pipe (Q2) is formed with the 5th field effect transistor (Q5) is connected synchronous generator (M) winding B interface, the 3rd field effect
The brachium pontis outfan that pipe (Q3) is formed with the 6th field effect transistor (Q6) is connected synchronous generator (M) winding C interface；
Freewheeling circuit include the first fly-wheel diode (D1), the second fly-wheel diode (D2), the 3rd fly-wheel diode (D3), the 4th
Fly-wheel diode (D4), the 5th fly-wheel diode (D5), the 6th fly-wheel diode (D6), the first fly-wheel diode (D1) and first
Field effect transistor (Q1) is in parallel, and the second fly-wheel diode (D2) is in parallel with the second field effect transistor (Q2), the 3rd fly-wheel diode (D3)
In parallel with the 3rd effect pipe (Q3), the 4th fly-wheel diode (D4) is in parallel with the 4th field effect transistor (Q4), the 5th fly-wheel diode
(D5) in parallel with the 5th field effect transistor (Q5), the 6th fly-wheel diode (D6) is in parallel with the 6th field effect transistor (Q6)；Accumulator (B)
In parallel with electric capacity of voltage regulation (C1).
2. a kind of startup/generating equipment according to claim 1 driving/rectification dual-function circuit it is characterised in that：
Described accumulator (B) is lead-acid accumulator.
3. a kind of startup/generating equipment according to claim 1 driving/rectification dual-function circuit it is characterised in that：
Described electric capacity of voltage regulation (C1) is electrochemical capacitor.
4. a kind of startup/generating equipment according to claim 1 driving/rectification dual-function circuit it is characterised in that：
Described fly-wheel diode is heavy-duty diode.
5. a kind of startup/generating equipment according to claim 1 driving/rectification dual-function circuit it is characterised in that：
Described synchronous generator (M) has been embedded in rotor-position sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620924370.9U CN205986691U (en) | 2016-08-23 | 2016-08-23 | Start difunctional circuit of drive / rectification that power generating equipment used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620924370.9U CN205986691U (en) | 2016-08-23 | 2016-08-23 | Start difunctional circuit of drive / rectification that power generating equipment used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205986691U true CN205986691U (en) | 2017-02-22 |
Family
ID=58034466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620924370.9U Expired - Fee Related CN205986691U (en) | 2016-08-23 | 2016-08-23 | Start difunctional circuit of drive / rectification that power generating equipment used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205986691U (en) |
-
2016
- 2016-08-23 CN CN201620924370.9U patent/CN205986691U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20190823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |