CN201904752U - Variable frequency CV voltage regulator - Google Patents
Variable frequency CV voltage regulator Download PDFInfo
- Publication number
- CN201904752U CN201904752U CN2010206638530U CN201020663853U CN201904752U CN 201904752 U CN201904752 U CN 201904752U CN 2010206638530 U CN2010206638530 U CN 2010206638530U CN 201020663853 U CN201020663853 U CN 201020663853U CN 201904752 U CN201904752 U CN 201904752U
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Abstract
The utility model relates to a variable frequency CV (Constant Voltage) voltage regulator, wherein reference voltage signals of a power circuit and a voltage sampling/measuring circuit are respectively connected with a PID (Proportion Integration Differentiation) tuning circuit; the voltage sampling/measuring circuit is connected with a triangular wave signal generating circuit; voltage control signals are obtained by comparing signals generated by the triangular wave signal generating circuit with ones formed by the PID tuning circuit; in addition, a frequency detection circuit is connected with a signal conditioning circuit; the signal conditioning circuit outputs frequency control signals; the frequency control signals and the voltage control signals are inputted to an excitation main loop section-type control circuit; and the excitation main loop section-type control circuit is connected with a voltage protection circuit. The utility model has the technical benefits that the constant voltage of an axle generator can be realized when the motive power rotation speed and the frequency width range are variable during the running of a car, so that the development of the axle generator technology is promoted and the application range thereof is broadened.
Description
Technical field
The utility model relates to a kind of voltage regulator, relates in particular to a kind of frequency-changing pressure stabilizing voltage regulator.
Background technology
The power of axle generator is automobile engine, automobile in the process of moving, the engine speed change scope is big, generator frequency excursion thereupon is big, and the common voltage adjuster can't not controlled exciting current along with the automatic regulator generator excitation main circuit of the variation of frequency, it is constant that output voltage is kept, therefore axle generator can only could generate electricity after automobile stops to travel, and makes the power consumption equipment service efficiency reduce, and has restricted the application of axle generator.
Summary of the invention
The purpose of this utility model is to provide a kind of frequency-changing pressure stabilizing voltage regulator, it can adapt to rotating speed, the frequency wide region changes, at different frequency bands, the switched energization major loop, control exciting current size, it is constant to keep output voltage, thereby axle generator also can be generated electricity in the process of moving, improves the power consumption equipment service efficiency.
The utility model is achieved like this; it comprises the voltage sample measuring circuit; power circuit; PID adjusts circuit; triangular signal generation circuit; frequency detection circuit; signal conditioning circuit; send into excitation main circuit segmented control circuit; voltage protection circuit; the reference voltage signal that it is characterized in that power circuit is connected PID adjustment circuit respectively with the voltage sample measuring circuit; the voltage sample measuring circuit connects triangular signal generation circuit; signal that triangular signal generation circuit produces and PID adjust circuit-formed signal contrast and obtain voltage control signal; frequency detection circuit connects signal conditioning circuit in addition; signal conditioning circuit output frequency control signal; frequency control signal and voltage control signal are sent into excitation main circuit segmented control circuit, and excitation main circuit segmented control circuit connects voltage protection circuit.
Technique effect of the present utility model is: can realize that axle generator keeps voltage constant under motive power rotating speed, the frequency wide region situation of change in vehicle traveling process, cardan shaft band generator techniques development and widen its application.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present utility model.
In the drawings, 1, voltage sample measuring circuit 2, power circuit 3, PID adjust circuit 4, triangular signal generation circuit 5, frequency detection circuit 6, signal conditioning circuit 7, send into excitation main circuit segmented control circuit 8, voltage protection circuit.
Embodiment
As shown in Figure 1, as shown in Figure 1, the utility model is achieved like this, the frequency-changing pressure stabilizing voltage regulator is gathered external voltage by voltage sample measuring circuit 1, behind step-down, rectification, second-order active filter, produce direct current signal, this direct current signal compares with the reference voltage signal that obtains through power circuit 2 and obtains difference signal, and this difference signal obtains voltage control signal through the signal of PID regulating circuit 3 formation and the signal contrast of triangular signal generation circuit 4 generations; Simultaneously, frequency detection circuit 5 is sent the frequency signal of measuring into signal conditioning circuit 6, signal conditioning circuit 6 is by analysis according to different frequency section output frequency control signal, this frequency control signal and voltage control signal act on excitation main circuit segmented control circuit 7 simultaneously, this control circuit is according to the variation of generator frequency, switch different energized circuits, the size of control exciter current of generator is to reach the purpose of output constant voltage.In addition, too high at prime mover rotating speed is generator frequency when too high, and the exciting current that needs is very little, and at this moment voltage regulator is out of control easily, so also design has voltage protection circuit 8, prevents overtension damage power consumption equipment.
Claims (1)
1. frequency-changing pressure stabilizing voltage regulator; it comprises the voltage sample measuring circuit; power circuit; PID adjusts circuit; triangular signal generation circuit; frequency detection circuit; signal conditioning circuit; send into excitation main circuit segmented control circuit; voltage protection circuit; the reference voltage signal that it is characterized in that power circuit is connected PID adjustment circuit respectively with the voltage sample measuring circuit; the voltage sample measuring circuit connects triangular signal generation circuit; signal that triangular signal generation circuit produces and PID adjust circuit-formed signal contrast and obtain voltage control signal; frequency detection circuit connects signal conditioning circuit in addition; signal conditioning circuit output frequency control signal; frequency control signal and voltage control signal are sent into excitation main circuit segmented control circuit, and excitation main circuit segmented control circuit connects voltage protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206638530U CN201904752U (en) | 2010-12-16 | 2010-12-16 | Variable frequency CV voltage regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206638530U CN201904752U (en) | 2010-12-16 | 2010-12-16 | Variable frequency CV voltage regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201904752U true CN201904752U (en) | 2011-07-20 |
Family
ID=44275344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206638530U Expired - Fee Related CN201904752U (en) | 2010-12-16 | 2010-12-16 | Variable frequency CV voltage regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201904752U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013867A (en) * | 2010-12-16 | 2011-04-13 | 泰豪科技股份有限公司 | Variable-frequency and constant-voltage voltage regulator |
| CN103684161A (en) * | 2013-12-27 | 2014-03-26 | 南昌康富电机技术有限公司 | High-efficiency excitation generator automatic voltage regulator |
| CN108683380A (en) * | 2018-06-20 | 2018-10-19 | 无锡巨天自动化技术有限公司 | A kind of energy-saving control method of asynchronous machine |
-
2010
- 2010-12-16 CN CN2010206638530U patent/CN201904752U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013867A (en) * | 2010-12-16 | 2011-04-13 | 泰豪科技股份有限公司 | Variable-frequency and constant-voltage voltage regulator |
| CN103684161A (en) * | 2013-12-27 | 2014-03-26 | 南昌康富电机技术有限公司 | High-efficiency excitation generator automatic voltage regulator |
| CN108683380A (en) * | 2018-06-20 | 2018-10-19 | 无锡巨天自动化技术有限公司 | A kind of energy-saving control method of asynchronous machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIANGXI QINGHUA TAIHAO MICRO MOTOR CO., LTD. Assignor: Taihao Science & Technology Co., Ltd. Contract record no.: 2014360000145 Denomination of utility model: Variable-frequency and constant-voltage voltage regulator Granted publication date: 20110720 License type: Exclusive License Record date: 20140704 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| EM01 | Change of recordation of patent licensing contract |
Change date: 20160504 Contract record no.: 2014360000145 Assignee after: JIANGXI TELLHOW MILITARY INDUSTRY GROUP CO., LTD. Assignee before: JIANGXI QINGHUA TAIHAO MICRO MOTOR CO., LTD. |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20181216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |