CN107612355A - A kind of distributed director of modularization matrix converter - Google Patents
A kind of distributed director of modularization matrix converter Download PDFInfo
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- CN107612355A CN107612355A CN201710966263.1A CN201710966263A CN107612355A CN 107612355 A CN107612355 A CN 107612355A CN 201710966263 A CN201710966263 A CN 201710966263A CN 107612355 A CN107612355 A CN 107612355A
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Abstract
The invention discloses a kind of distributed director of modularization matrix converter, including system controller and the quasi-controller of H bridge controllers two；All controllers are connected by high-speed communication with synchronization mechanism；Each H bridge controllers receive the instruction of system controller, realize the control to H bridges, and feed back the state of H bridges to system controller；Due to the delay of the inevitable existence information transmission of communication system, therefore all High-speed Control functions are all distributed in H bridge controllers and completed, and control complete in the system controller at a slow speed.It is of the invention succinct, conveniently, favorable working performance.
Description
Technical field
The present invention relates to a kind of distributed director of modularization matrix converter.
Background technology
Modularization matrix converter M3C (Modular Multilevel Matrix Converter) is a kind of new
AC converting circuit topology is handed over, is mainly used in high-power, the power electronic equipment of middle high-pressure occasion friendship alternating flow, such as high-power electricity
Machine driving, hand over alternating flow station etc..
Because control system is more complicated, each control function intermodule contact is close, therefore traditional control program uses
Centerized fusion, that is, by collecting various voltages, the current signal of converter, all switches are produced by centerized fusion
The control signal of pipe, this scheme are easily achieved various complicated control algolithms, beneficial to the performance for improving control system, but collect
Chinese style controller can be extremely complex, and the passage of its signal sampling and switch control is very more, poor expandability.
The content of the invention
It is an object of the invention to provide a kind of distributed director of succinct, convenient modularization matrix converter.
The present invention technical solution be：
A kind of distributed director of modularization matrix converter, it is characterized in that：Including system controller and the class of H bridge controllers two
Controller；All controllers are connected by high-speed communication with synchronization mechanism；Each H bridge controllers receive the finger of system controller
Order, realizes the control to H bridges, and feed back the state of H bridges to system controller；Due to the inevitable existence information of communication system
The delay of transmission, therefore all High-speed Control functions are all distributed in H bridge controllers and completed, and control at a slow speed in the system controller
Complete.
H bridge controllers therein, can merge, i.e., several H bridges share a H bridge controller.
Synchronization mechanism is used to establish identical clock signal in all controllers, and 2 road synchronization mechanisms are to establish 2 so
Clock signal, it is related to the phase of input voltage and output voltage respectively.
Synchronization mechanism therein can also be realized by communication network.
The High-speed Control controls for bridge arm current.The control at a slow speed is Power Control, energy storage control and energy storage balance.
It is of the invention succinct, conveniently, favorable working performance.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is control system block diagram of the present invention.
Fig. 2 is the structural representation of controller.
Fig. 3 is the control system architecture schematic diagram of one embodiment of the invention.
Embodiment
A kind of distributed director of modularization matrix converter, including system controller and the control of the class of H bridge controllers two
Device；All controllers are connected by high-speed communication with synchronization mechanism；Each H bridge controllers receive the instruction of system controller, real
Now to the control of H bridges, and the state of H bridges is fed back to system controller；Due to the inevitable existence information transmission of communication system
Delay, therefore all High-speed Control functions are all distributed in H bridge controllers and completed, and control at a slow speed complete in the system controller
Into.
H bridge controllers therein, can merge, i.e., several H bridges share a H bridge controller.Synchronization mechanism is used in institute
Have and identical clock signal is established in controller, 2 road synchronization mechanisms are to establish 2 such clock signals, electric with input respectively
Pressure is related to the phase of output voltage.Synchronization mechanism therein can also be realized by communication network.
The High-speed Control controls for bridge arm current.The control at a slow speed is Power Control, energy storage control and energy storage balance.
Specific embodiment such as Fig. 3, control system include system controller and the two kinds of control of H bridge controllers
Device, system controller therein only has one, and each H bridges configure a H bridge controller, therefore shared 9n H bridge control
Device.Connected between all controllers by CAN communication.
The function of system controller includes：
1）Output power, produce output current instruction
2）The total energy storage control of system, produces input current instruction
3）Energy storage balance control, produces the instruction of bridge arm circulation
4）Input voltage locks phase, produces input voltage phase and voltage magnitude
5）Output voltage locks phase, produces output voltage phase and voltage magnitude
Each H bridge controllers include function：
1）Bridge arm is pressed, and for the equilibrium of each H bridges in a balanced bridge arm, is realized by adjusting current-order.
2）Electric current coordinate transform, the signal obtained from CAN communication are in dq coordinate systems, it is necessary to convert it to static seat
Bridge arm current instruction is obtained in mark.
3）Voltage coordinate converts, and is inputted and output voltage values.
4）H bridge current controls, control H bridge current tracking current-orders
5）PWM, produce the PWM sequence of control semiconductor switch pipe.
Claims (6)
1. a kind of distributed director of modularization matrix converter, it is characterized in that：Including system controller and H bridge controllers two
Quasi-controller；All controllers are connected by high-speed communication with synchronization mechanism；Each H bridge controllers receive the finger of system controller
Order, realizes the control to H bridges, and feed back the state of H bridges to system controller；Due to the inevitable existence information of communication system
The delay of transmission, therefore all High-speed Control functions are all distributed in H bridge controllers and completed, and control at a slow speed in the system controller
Complete.
2. the distributed director of modularization matrix converter according to claim 1, it is characterized in that：H bridges control therein
Device processed, it can merge, i.e., several H bridges share a H bridge controller.
3. the distributed director of modularization matrix converter according to claim 1 or 2, it is characterized in that：Synchronization mechanism
For establishing identical clock signal in all controllers, 2 road synchronization mechanisms are to establish 2 such clock signals, respectively
It is related to the phase of input voltage and output voltage.
4. the distributed director of modularization matrix converter according to claim 1 or 2, it is characterized in that：It is therein same
Step mechanism can also be realized by communication network.
5. the distributed director of modularization matrix converter according to claim 1 or 2, it is characterized in that：The high speed
Control and controlled for bridge arm current.
6. the distributed director of modularization matrix converter according to claim 1 or 2, it is characterized in that：It is described at a slow speed
Control and balanced for Power Control, energy storage control and energy storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710966263.1A CN107612355B (en) | 2017-10-17 | 2017-10-17 | Distributed controller of modular matrix converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710966263.1A CN107612355B (en) | 2017-10-17 | 2017-10-17 | Distributed controller of modular matrix converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107612355A true CN107612355A (en) | 2018-01-19 |
| CN107612355B CN107612355B (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710966263.1A Active CN107612355B (en) | 2017-10-17 | 2017-10-17 | Distributed controller of modular matrix converter |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101202518A (en) * | 2006-12-11 | 2008-06-18 | Ls产电株式会社 | H-bridge type multi- electrical level inverter using CAN communication |
| CN202455073U (en) * | 2011-12-01 | 2012-09-26 | 华中科技大学 | Multilevel active power filter distributed control device |
| CN105978342A (en) * | 2016-06-03 | 2016-09-28 | 中国人民解放军海军工程大学 | Modularized parallel connection combined type full bridge DC converter |
| JP2017116936A (en) * | 2015-12-22 | 2017-06-29 | ジョンソン・アンド・ジョンソン・ビジョン・ケア・インコーポレイテッドＪｏｈｎｓｏｎ ＆ Ｊｏｈｎｓｏｎ Ｖｉｓｉｏｎ Ｃａｒｅ， Ｉｎｃ． | High-voltage h-bridge control circuit for lens driver of electronic ophthalmic lens |
| CN107154741A (en) * | 2017-05-18 | 2017-09-12 | 北京交通大学 | A kind of control system and method based on MMC topological structures |
-
2017
- 2017-10-17 CN CN201710966263.1A patent/CN107612355B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101202518A (en) * | 2006-12-11 | 2008-06-18 | Ls产电株式会社 | H-bridge type multi- electrical level inverter using CAN communication |
| CN202455073U (en) * | 2011-12-01 | 2012-09-26 | 华中科技大学 | Multilevel active power filter distributed control device |
| JP2017116936A (en) * | 2015-12-22 | 2017-06-29 | ジョンソン・アンド・ジョンソン・ビジョン・ケア・インコーポレイテッドＪｏｈｎｓｏｎ ＆ Ｊｏｈｎｓｏｎ Ｖｉｓｉｏｎ Ｃａｒｅ， Ｉｎｃ． | High-voltage h-bridge control circuit for lens driver of electronic ophthalmic lens |
| CN105978342A (en) * | 2016-06-03 | 2016-09-28 | 中国人民解放军海军工程大学 | Modularized parallel connection combined type full bridge DC converter |
| CN107154741A (en) * | 2017-05-18 | 2017-09-12 | 北京交通大学 | A kind of control system and method based on MMC topological structures |
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| CN107612355B (en) | 2020-07-03 |
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