CN104079223A - High-voltage energy storage pulse generator excitation device - Google Patents
High-voltage energy storage pulse generator excitation device Download PDFInfo
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- CN104079223A CN104079223A CN201410244001.0A CN201410244001A CN104079223A CN 104079223 A CN104079223 A CN 104079223A CN 201410244001 A CN201410244001 A CN 201410244001A CN 104079223 A CN104079223 A CN 104079223A
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Abstract
The invention relates to a generator excitation device, in particular to a high-voltage energy storage pulse generator excitation device. The excitation device is an AC-DC-AC-DC conversion device with a high-frequency transformer for isolation and comprises an uncontrolled rectifier with an electric grid for filtering, the two ends of the uncontrolled rectifier with the electric grid for filtering are connected with a filter capacitor in parallel, the output end of the uncontrolled rectifier with the electric grid for filtering is connected with a high-frequency inverter, the output end of the high-frequency inverter is connected with a primary winding of the high-frequency transformer, a secondary winding of the high-frequency transformer is connected with a rectifier, the output current of the rectifier is fed back to a controller, the feedback value of the output current of the rectifier is compared with a set current instruction value, the pulse width of the high-frequency inverter is adjusted so that closed-loop control of the current can be achieved, and the output current is made to change along with a set current instruction. The high-voltage energy storage pulse generator excitation device meets the requirement that the output current totally changes along with the set current instruction, and the voltage magnitude and the current magnitude can be totally controlled.
Description
Technical field
The present invention relates to generator excitation unit, be specifically related to a kind of high-voltage energy storage impulse generator excitation unit.
Background technology
power autonomous during diesel-electric set electric supplyby five large parts, formed:
(1), diesel engine-intermediate frequency generator unit;
(2), drive motor-high-voltage energy storage generator unit;
(3), high-voltage charger;
(4), converters group, contain: drag with the transform controller of motor, high-voltage generator excitation unit, DC24V converter, AC220V converter etc.;
(5), power autonomous subsystem controller.
Wherein, high-voltage generator excitation unit is as the important component part of converters group, and its effect is that output direct current is given high-voltage energy storage impulse generator excitation winding.This just requires the voltage of its output, size of current controlled.
Summary of the invention
The object of this invention is to provide a kind of voltage, the controlled high-voltage energy storage impulse generator excitation unit of size of current.
For achieving the above object, the high-voltage energy storage impulse generator excitation unit of the present invention's design, this excitation unit is the AC-DC-AC-DC converting means with high frequency transformer isolation, comprise the not control rectifier with electrical network filtering, the described not control rectifier two ends with electrical network filtering are connected in parallel to filter capacitor, the output of the described not control rectifier with electrical network filtering is connected with high-frequency inverter, the output of described high-frequency inverter connects the first side winding of high frequency transformer, the secondary side winding of high frequency transformer is connected with rectifier, the output current of rectifier feeds back to controller, described controller is by the current instruction value comparison of the output current value of feedback of rectifier and setting, regulate the pulse duration of high-frequency inverter, realize the closed-loop control of electric current, make output current follow setting current-order.
Further, the required power supply of described excitation unit is taken from the 310V direct current that the voltage of intermediate frequency generator obtains through not controlling rectifier, field power supply again through DC/AC, AC/DC, tri-grades of conversion of DC/DC obtain voltage, the controlled direct current of size of current is given high-voltage energy storage impulse generator excitation winding.
The present invention obtains direct voltage by the 380V alternating voltage from electrical network by the not control rectifier with electrical network filtering after rectification and capacitor filtering, high-frequency inverter converts direct current to high-frequency ac, through high frequency transformer isolation, through do not control rectification be rectified into electrical isolation DC to the excitation of high-voltage energy storage generator.The size that detects exciting current feeds back to controller, controller is value of feedback and current instruction value comparison, regulate the pulse duration of high-frequency inversion PWM, realize the closed-loop control of electric current, to reach output current, follow the requirement of the current-order of setting completely, realized voltage, the controlled requirement of size of current completely.
Accompanying drawing explanation
Fig. 1 is the systematic schematic diagram of high-voltage energy storage impulse generator excitation unit of the present invention;
Fig. 2 is the circuit structure diagram of high-voltage energy storage impulse generator excitation unit of the present invention;
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
High-voltage energy storage impulse generator excitation unit as depicted in figs. 1 and 2, this excitation unit is the AC-DC-AC-DC converting means with high frequency transformer isolation, comprise the not control rectifier with electrical network filtering, not control rectifier two ends with electrical network filtering are connected in parallel to filter capacitor, output with the not control rectifier of electrical network filtering is connected with high-frequency inverter, the output of high-frequency inverter connects the first side winding of high frequency transformer, the secondary side winding of high frequency transformer is connected with rectifier, the output current of rectifier feeds back to controller, controller is by the current instruction value comparison of the output current value of feedback of rectifier and setting, regulate the pulse duration of high-frequency inverter, realize the closed-loop control of electric current, make output current follow setting current-order.
The required power supply of excitation unit is taken from the 310V direct current that the voltage of intermediate frequency generator obtains through not controlling rectifier, field power supply again through DC/AC, AC/DC, tri-grades of conversion of DC/DC obtain voltage, the controlled direct current of size of current is given high-voltage energy storage impulse generator excitation winding.
Not control rectifier A1 with electrical network filtering obtains direct voltage the 380V alternating voltage from electrical network after rectification and capacitor filtering.High-frequency inverter A2 converts high-frequency ac to direct current, through high frequency transformer isolation, through do not control rectification be rectified into electrical isolation DC to the excitation of high-voltage energy storage generator.
The size that detects exciting current feeds back to controller, controller, value of feedback and current instruction value comparison, regulates the pulse duration of high-frequency inversion PWM, realizes the closed-loop control of electric current, to reach the requirement of the complete follow current instruction of output current, its output voltage and electric current are controlled.Wherein, current-order is according to the rotating speed of motor, provide after requiring the multi-aspect informations such as height of capacitor energy charging voltage comprehensive by high-voltage charger controller.High-voltage generator excitation unit air plug interface definition table during making is as follows:
| Touch period | Signal name | Interface | |
| 1. | Excitation fault | Plug4-8 keyset (6C) | IN3-4 GPIO53 |
| 2. | Power-supply controller of electric 24V | Note 1 | Interior 24V |
| 3. | Power-supply controller of electric 24V ground | The access of Plug4-5(2 line, ground connection) | Interior 24V ground |
| 4. | Enabled instruction+ | Plug4-3 | OUT2-4 GPIO49 low level |
| 5. | Given value of current- | Plug3-1 | EPWM1A |
Claims (2)
1. a high-voltage energy storage impulse generator excitation unit, it is characterized in that: this excitation unit is the AC-DC-AC-DC converting means with high frequency transformer isolation, comprise the not control rectifier with electrical network filtering, the described not control rectifier two ends with electrical network filtering are connected in parallel to filter capacitor, the output of the described not control rectifier with electrical network filtering is connected with high-frequency inverter, the output of described high-frequency inverter connects the first side winding of high frequency transformer, the secondary side winding of high frequency transformer is connected with rectifier, the output current of rectifier feeds back to controller, described controller is by the current instruction value comparison of the output current value of feedback of rectifier and setting, regulate the pulse duration of high-frequency inverter, realize the closed-loop control of electric current, make output current follow setting current-order.
2. high-voltage energy storage impulse generator excitation unit according to claim 1, it is characterized in that: the required power supply of described excitation unit is taken from the 310V direct current that the voltage of intermediate frequency generator obtains through not controlling rectifier, field power supply again through DC/AC, AC/DC, tri-grades of conversion of DC/DC obtain voltage, the controlled direct current of size of current is given high-voltage energy storage impulse generator excitation winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410244001.0A CN104079223A (en) | 2014-06-04 | 2014-06-04 | High-voltage energy storage pulse generator excitation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410244001.0A CN104079223A (en) | 2014-06-04 | 2014-06-04 | High-voltage energy storage pulse generator excitation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104079223A true CN104079223A (en) | 2014-10-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410244001.0A Pending CN104079223A (en) | 2014-06-04 | 2014-06-04 | High-voltage energy storage pulse generator excitation device |
Country Status (1)
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| CN (1) | CN104079223A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160517A (en) * | 2016-08-26 | 2016-11-23 | 上海科泰电源股份有限公司 | A kind of frequency conversion diesel generating set out-put supply switching control system |
| CN108667335A (en) * | 2018-04-28 | 2018-10-16 | 芜湖中电兆威电子股份有限公司 | A kind of small-sized medical high-voltage pulse power source |
| CN113315429A (en) * | 2021-06-11 | 2021-08-27 | 山东理工大学 | Initial excitation circuit of self-excited hollow pulse generator capable of recycling residual magnetic energy |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07332012A (en) * | 1994-06-10 | 1995-12-19 | Toshiba Corp | Gas turbine static type starting system |
| CN102412734A (en) * | 2011-11-30 | 2012-04-11 | 徐州中矿大传动与自动化有限公司 | Full-power wind power converter used for electrically excited synchronous generator |
| CN202385046U (en) * | 2011-10-31 | 2012-08-15 | 戴树梅 | Synchronous generator inversion type excitation system |
-
2014
- 2014-06-04 CN CN201410244001.0A patent/CN104079223A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07332012A (en) * | 1994-06-10 | 1995-12-19 | Toshiba Corp | Gas turbine static type starting system |
| CN202385046U (en) * | 2011-10-31 | 2012-08-15 | 戴树梅 | Synchronous generator inversion type excitation system |
| CN102412734A (en) * | 2011-11-30 | 2012-04-11 | 徐州中矿大传动与自动化有限公司 | Full-power wind power converter used for electrically excited synchronous generator |
Non-Patent Citations (1)
| Title |
|---|
| 程欢: "自备电源高压发电机励磁系统设计", 《中国优秀硕士学位论文全文数据库-工程科技Ⅱ辑》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160517A (en) * | 2016-08-26 | 2016-11-23 | 上海科泰电源股份有限公司 | A kind of frequency conversion diesel generating set out-put supply switching control system |
| CN106160517B (en) * | 2016-08-26 | 2018-11-27 | 上海科泰电源股份有限公司 | A kind of frequency conversion diesel generating set out-put supply switching control system |
| CN108667335A (en) * | 2018-04-28 | 2018-10-16 | 芜湖中电兆威电子股份有限公司 | A kind of small-sized medical high-voltage pulse power source |
| CN113315429A (en) * | 2021-06-11 | 2021-08-27 | 山东理工大学 | Initial excitation circuit of self-excited hollow pulse generator capable of recycling residual magnetic energy |
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Application publication date: 20141001 |