CN202513870U - Control system of high voltage inverter - Google Patents
Control system of high voltage inverter Download PDFInfo
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- CN202513870U CN202513870U CN2012201009512U CN201220100951U CN202513870U CN 202513870 U CN202513870 U CN 202513870U CN 2012201009512 U CN2012201009512 U CN 2012201009512U CN 201220100951 U CN201220100951 U CN 201220100951U CN 202513870 U CN202513870 U CN 202513870U
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Abstract
The utility model relates to a control system of a high voltage inverter. The control system comprises a human-computer interface module, a programmable logic controller, an analog-digital (AD) sampling module, a digital signal processor (DSP), a field programmable gate array (FPGA) and an ARM processor, wherein the ARM processor interchanges data with the human-computer interface module, the programmable logic controller and the FPGA and converts data interchanged with the human-computer interface module and the programmable logic controller into a control signal which is forwarded to the DSP through the FPGA. The DSP receives circuit parameters collected by the AD sampling module and transmits control information and a motor vector control signal generated according to the circuit parameters to the FPGA, and control to a motor is achieved through a power unit of the high voltage inverter. According to the control system of the high voltage inverter, efficiency of control to the motor by DSP digital signal processing is improved by releasing external resources of the digital signal processing of the DSP through the ARM processor.
Description
Technical field
The utility model relates to high voltage converter control technology field, more particularly, relates to a kind of high voltage converter control system of employing ARM (Advanced RISC Machines) processor.
Background technology
At present, 2/3rds of commercial power is consumed by motor, and in view of this, the efficiency of motor problem continues to receive bigger concern.The motor application of standard fully can be with higher energy efficiency operation; With regard to the conversion of mechanical energy, most of efficiency of motor are on the low side with regard to electric energy, this means that they have wasted lot of energy; Form with heating loses, and fails to convert to useful mechanical energy.These problems can overcome through DSP (Digital Signal Processing) Digital Signal Processing; The DSP Digital Signal Processing has adopted advanced algorithm to improve the runnability of motor; Modal mode is that vector control is carried out in operation to motor, to realize optimum efficient.Also can regulate motor speed in addition makes system reduce the energy loss that the system mechanics parts bring with higher efficient operation.
The solution of traditional high voltage converter control system that shown in Figure 1 is; Wherein mainly comprise human-computer interface module 10, programmable logic controller (PLC) 20, dsp processor 30 and FPGA (Field-Programmable Gate Array) 40 4 big functional modules; And other peripheral hardware that is connected with said dsp processor 30, for example AD/DA sampling output module 50, be used to store the EEPROM 60 of data and be used to send the troubleshooting interface 70 etc. of fault-signal.Wherein, human-computer interface module 10 mainly provides a personal-machine interactive interface, and the user can import user instruction on human-computer interface module 10, send to dsp processor 30, and obtains various running state information from dsp processor 30 and be shown to the user and check.PLC logic controller 20 sends analog quantity input (AI) and switching value input (DI) data are given dsp processor 30, and receives analog quantity output (AO) and switching value output (DO) data that dsp processor 30 produces.The for example adjuster valve of the long-range high voltage converter through programmable logic controller (PLC) 20 input of user, the remote transfer signal of digital display meter, and electric contact, various meter switch represent state various open and close, signal puts in place.
The dsp processor 30 main two large divisions's functions of carrying out among Fig. 1.First's function is mutual with above-mentioned each module, and generates control informations according to various instruction and datas and give FPGA40, and for example fault resets with by-passing signal etc., and FPGA 40 sends to these control informations each power cell 120 of high voltage converter.The second portion function is mutual with input circuit with the motor 110 of high voltage converter through AD/DA sampling output module 50; Obtain the circuit parameter of high voltage converter through the AD sampling; Input voltage and current parameters like input circuit; And the voltage and current parameter of motor 110 and high pressure input parameter etc., and generate motor control signal vectors according to these circuit parameters and give FPGA 40.FPGA 40 carries out encoding operation generation pwm signal according to the motor control signal vector and carries out vector control for 120 pairs of motors of each power cell 110.Simultaneously, the information of FPGA, 40 each power cells 120 of feedback is given dsp processor 30 and then is fed back to the user through human-computer interface module 10 like running status and fault message.
This shows; The Digital Signal Processing of dsp processor 30 is not just brought into play its potential fully; But have the resource of quite a few to be taken by irrational, as all having slackened its executive capability with iic bus communication of human-computer interface module communication, the communication of PLC logic controller and EEPROM etc.The Digital Signal Processing of dsp processor 30 is to the program implementation time because above-mentioned relative peripheral has extended; Finally cause the Digital Signal Processing of dsp processor 30 may have little time to realize vector control, so can not promote efficiency of motor to motor.
The utility model content
The technical problem that the utility model will solve is; Peripheral hardware to dsp processor in the existing high voltage converter control system takies the defective of Digital Signal Processing resource influence to the vector control of motor, and a kind of high voltage converter control system that adopts arm processor is provided.
The utility model solves the technical scheme that its technical problem adopted: a kind of high voltage converter control system is provided, comprises: human-computer interface module, programmable logic controller (PLC), AD sampling module, dsp processor and FPGA; Said system also comprises the arm processor that is connected with said human-computer interface module, PLC logic controller and FPGA;
Said arm processor receives user instruction and back-to-back running state from said human-computer interface module; Receive analog quantity input and switching value input data and export analog quantity output and switching value dateout from said programmable logic controller (PLC), said arm processor is transmitted to said dsp processor according to the control information that the user instruction that receives, analog quantity input and switching value input data generate through FPGA;
Said dsp processor receives the circuit parameter that said AD sampling module is gathered, and said control information and the motor control signal vector that produces according to said circuit parameter are sent to said FPGA; Said FPGA links to each other with the power cell of high voltage converter, with said control information and will send to said power cell according to the pwm signal that said motor control signal vector generates motor is controlled; Said FPGA also gives said dsp processor and arm processor with the power cell feedback information.
In the described high voltage converter control system according to the utility model, said FPGA has respectively the two-port RAM that is connected with arm processor with said dsp processor.
In the described high voltage converter control system according to the utility model, said AD sampling module is connected with the motor and the input circuit of said high voltage converter.
In described high voltage converter control system according to the utility model; Said system also comprises the DA output module that is connected with said dsp processor, and said DA output module is connected the running frequency information of sending said high voltage converter with another high voltage converter that uses simultaneously.
In the described high voltage converter control system according to the utility model, said system also comprises the EEPROM of the storage power down data that are connected with said arm processor.
In the described high voltage converter control system according to the utility model, said system also comprises the CAN bus communication interface that is connected with said arm processor.
In the described high voltage converter control system according to the utility model, said system also comprises the Internet long control system that is connected with said arm processor.
In the described high voltage converter control system according to the utility model, said system also comprises the SD card processing unit that is connected with said arm processor.
Implement the high voltage converter control system of the utility model; Have following beneficial effect: the utility model discharges the peripheral hardware resource of the Digital Signal Processing of dsp processor through adopting arm processor; Promote the efficient of DSP Digital Signal Processing to Electric Machine Control, the control system that has arm processor in addition can increase the peripheral hardware resource of enriching peripheral hardware more.
Description of drawings
To combine accompanying drawing and embodiment that the utility model is described further below, in the accompanying drawing:
Fig. 1 is the module frame chart of traditional high voltage converter control system;
Fig. 2 is the module frame chart according to the preferred embodiment of the high voltage converter control system of the utility model.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.
See also Fig. 2, be module frame chart according to the preferred embodiment of the high voltage converter control system of the utility model.The high voltage converter control system that this embodiment provides mainly comprises: human-computer interface module 10, programmable logic controller (PLC) 20, dsp processor 30, FPGA 40, arm processor 100 and AD sampling module 51.
In the utility model, 30 needs of dsp processor carry out Digital Signal Processing to be controlled motor 110 and gets final product, and is shared by arm processor 100 with the operation that other peripheral hardware is mutual.
Specifically introduce in the face of the concrete function of each module of the utility model and the transmission of mutual signal down.
Human-computer interface module 10 mainly provides a personal-machine interactive interface, and the user can import user instruction on human-computer interface module 10, send to arm processor 100, and obtains various running state information from arm processor 100 and be shown to the user and check.Human-computer interface module 10 can adopt the mutual man-machine related data information of standard Modbus agreement communication with arm processor 100.For example, the operator can check system mode, motor rotation situation, location mode, DIDO information, AIAO data, check and change high voltage converter configuration parameter and most common failure and solution from human-computer interface module 10.Can also have LCD liquid crystal keyboard on the human-computer interface module 10, this LCD liquid crystal keyboard and arm processor 100 are through SPI communication modes intercorrelation data message.The high voltage converter control system of the utility model can also be at the long-range human-computer interface device that is provided with, and this human-computer interface device and arm processor 100 communications offer the operations such as various state informations that the user checks operation, can receive user instruction simultaneously.
Programmable logic controller (PLC) 20 sends analog quantity input (AI) and switching value input (DI) data are given arm processor 100, and receives analog quantity output (AO) and switching value output (DO) that arm processor 100 transmits.Can adopt standard Modbus to carry out communication between programmable logic controller (PLC) 20 and the arm processor 100.The for example adjuster valve of the long-range high voltage converter through programmable logic controller (PLC) 20 input of user, the remote transfer signal of digital display meter, and electric contact, various meter switch represent state various open and close, signal puts in place.Programmable logic controller (PLC) 20 feeds back to the user with the data that arm processor 100 transmits.
The dsp processor 30 of the utility model is connected with motor 110 with the input circuit of high voltage converter through AD sampling module 51.Dsp processor 30 adopts bus modes to obtain the input circuit parameter of high voltage converter through AD sampling module 51, like the input voltage and the input current of high voltage converter, and parameters such as electric moter voltage and current of electric.Dsp processor 30 produces the motor control signal vector according to control information and circuit parameter, and directly sends to said FPGA 40 through data/address bus, is used to realize the controls such as vector, VF of motor.Dsp processor 30 also the control information of the arm processor 100 that receives such as fault is resetted and information such as bypass directly sends to FPGA 40 through data/address bus.Therefore; Have two data paths between dsp processor 30 and the FPGA 40; Article one, for directly between the bus RAM of dsp processor 30 and arm processor 100, realizing data forwarding through two-port RAM, one be directly through data/address bus in dsp processor 30 and FPGA 40 realization data interactions.
In the preferred embodiment of the utility model; This high voltage converter control system can also comprise DA output module 52; Be connected with dsp processor 30; This DA output module 52 can be connected with another high voltage converter that uses simultaneously, sends the running frequency information of this TV station high voltage converter and gives another high voltage converter, and then make both running frequencies consistent.
In the preferred embodiment of the utility model, this high voltage converter control system can also comprise the EEPROM 60 of the storage data that are connected with said arm processor 100.In addition, arm processor 100 can also connect abundant more peripheral hardware resource, like CAN interface 70, SD card processing unit 71 and Internet long control system 80.Arm processor 100 can also adopt standard Modbus communications protocol intercorrelation data message with PC daemon software 90.
This shows; The utility model is through setting up arm processor; Share the execution burden of the Digital Signal Processing of dsp processor on the one hand, discharged the influence that the peripheral hardware resource causes the DSP Digital Signal Processing, reduced the time of implementation of DSP DSP program to a great extent; Promote the execution efficient of DSP Digital Signal Processing, thereby promoted the efficient of Electric Machine Control.As with the communication of HMI human-computer interface module, programmable logic controller (PLC) communication, the iic bus communication of EEPROM and the resource communications such as Modbus communication of client human-computer interface module.Thereby promote the efficient of Electric Machine Control.On the other hand, the control system that has an arm processor can increase the peripheral hardware resource of enriching peripheral hardware more.
The utility model is described according to specific embodiment, but it will be understood by those skilled in the art that when not breaking away from the utility model scope, can carry out various variations and be equal to replacement.In addition, for adapting to the specific occasion or the material of the utility model technology, can carry out many modifications and not break away from its protection range the utility model.Therefore, the utility model is not limited to specific embodiment disclosed herein, and comprises that all drop into the embodiment of claim protection range.
Claims (8)
1. a high voltage converter control system comprises: human-computer interface module, programmable logic controller (PLC), AD sampling module, dsp processor and FPGA; It is characterized in that said system also comprises the arm processor that is connected with said human-computer interface module, programmable logic controller (PLC) and FPGA;
Said arm processor receives user instruction and back-to-back running state from said human-computer interface module; Receive analog quantity input and switching value input data and export analog quantity output and switching value dateout from said programmable logic controller (PLC), said arm processor is transmitted to said dsp processor according to the control information that the user instruction that receives, analog quantity input and switching value input data generate through FPGA;
Said dsp processor receives the circuit parameter that said AD sampling module is gathered, and said control information and the motor control signal vector that produces according to said circuit parameter are sent to said FPGA;
Said FPGA links to each other with the power cell of high voltage converter, with said control information and will send to said power cell according to the pwm signal that said motor control signal vector generates motor is controlled; Said FPGA also gives said dsp processor and arm processor with the power cell feedback information.
2. high voltage converter control system according to claim 1 is characterized in that, said FPGA has respectively the two-port RAM that is connected with arm processor with said dsp processor.
3. high voltage converter control system according to claim 1 is characterized in that, said AD sampling module is connected with the motor and the input circuit of said high voltage converter.
4. high voltage converter control system according to claim 1; It is characterized in that; Said system also comprises the DA output module that is connected with said dsp processor, and said DA output module is connected the running frequency information of sending said high voltage converter with another high voltage converter that uses simultaneously.
5. high voltage converter control system according to claim 1 is characterized in that, said system also comprises the EEPROM of the storage power down data that are connected with said arm processor.
6. according to any described high voltage converter control system among the claim 1-5, it is characterized in that said system also comprises the CAN bus communication interface that is connected with said arm processor.
7. according to any described high voltage converter control system among the claim 1-5, it is characterized in that said system also comprises the Internet long control system that is connected with said arm processor.
8. according to any described high voltage converter control system among the claim 1-5, it is characterized in that said system also comprises the SD card processing unit that is connected with said arm processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201009512U CN202513870U (en) | 2012-03-16 | 2012-03-16 | Control system of high voltage inverter |
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| CN2012201009512U CN202513870U (en) | 2012-03-16 | 2012-03-16 | Control system of high voltage inverter |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103457530A (en) * | 2013-09-10 | 2013-12-18 | 中国航空工业集团公司雷华电子技术研究所 | Airborne radar antenna servo control system |
| CN103743981A (en) * | 2014-01-17 | 2014-04-23 | 海南金盘电气有限公司 | Testing system for static var generator |
| CN104158470A (en) * | 2014-08-28 | 2014-11-19 | 中国电子科技集团公司第三十八研究所 | Driver for radar servo system |
| CN105373041A (en) * | 2015-11-19 | 2016-03-02 | 中冶南方（武汉）自动化有限公司 | High-performance frequency conversion controller |
| CN106483892A (en) * | 2015-08-26 | 2017-03-08 | 力博特公司 | A kind of control system and power electronic equipment |
| CN107102965A (en) * | 2016-02-22 | 2017-08-29 | 中车株洲电力机车研究所有限公司 | A kind of data processing circuit, system and data processing method |
| CN108427367A (en) * | 2018-04-03 | 2018-08-21 | 河南工业职业技术学院 | A kind of frequency converter control system |
| CN109802484A (en) * | 2019-02-01 | 2019-05-24 | 深圳市库马克新技术股份有限公司 | A kind of power circuit of PWM Generator High Voltage Inverter Control System |
-
2012
- 2012-03-16 CN CN2012201009512U patent/CN202513870U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103457530A (en) * | 2013-09-10 | 2013-12-18 | 中国航空工业集团公司雷华电子技术研究所 | Airborne radar antenna servo control system |
| CN103457530B (en) * | 2013-09-10 | 2015-08-26 | 中国航空工业集团公司雷华电子技术研究所 | Airborne radar antenna servo control system |
| CN103743981A (en) * | 2014-01-17 | 2014-04-23 | 海南金盘电气有限公司 | Testing system for static var generator |
| CN104158470A (en) * | 2014-08-28 | 2014-11-19 | 中国电子科技集团公司第三十八研究所 | Driver for radar servo system |
| CN106483892A (en) * | 2015-08-26 | 2017-03-08 | 力博特公司 | A kind of control system and power electronic equipment |
| CN105373041A (en) * | 2015-11-19 | 2016-03-02 | 中冶南方（武汉）自动化有限公司 | High-performance frequency conversion controller |
| CN105373041B (en) * | 2015-11-19 | 2018-03-23 | 中冶南方（武汉）自动化有限公司 | A kind of high-performance frequency-variable controller |
| CN107102965A (en) * | 2016-02-22 | 2017-08-29 | 中车株洲电力机车研究所有限公司 | A kind of data processing circuit, system and data processing method |
| CN107102965B (en) * | 2016-02-22 | 2020-02-07 | 中车株洲电力机车研究所有限公司 | Data processing circuit, system and data processing method |
| CN108427367A (en) * | 2018-04-03 | 2018-08-21 | 河南工业职业技术学院 | A kind of frequency converter control system |
| CN109802484A (en) * | 2019-02-01 | 2019-05-24 | 深圳市库马克新技术股份有限公司 | A kind of power circuit of PWM Generator High Voltage Inverter Control System |
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Effective date of registration: 20160216 Address after: Wuzhong District Wuzhong Economic Development Zone, Suzhou City, Jiangsu province 215000 Wang Xiang Shan Industrial Park Road on the north side of friends Patentee after: Suzhou Huichuan Technology Co.,Ltd. Patentee after: Shenzhen Inovance Technology Co., Ltd. Address before: Wuzhong District Wuzhong Economic Development Zone, Suzhou City, Jiangsu province 215000 Wang Xiang Shan Industrial Park Road on the north side of friends Patentee before: Suzhou Huichuan Technology Co.,Ltd. Patentee before: Suzhou Monarch Control Technology Co., Ltd. Patentee before: Shenzhen Inovance Technology Co., Ltd. |
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Granted publication date: 20121031 |