CN2912115Y - General power digital-control platform based on high speed embedded digital signal processing - Google Patents
General power digital-control platform based on high speed embedded digital signal processing Download PDFInfo
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- CN2912115Y CN2912115Y CNU2005200781055U CN200520078105U CN2912115Y CN 2912115 Y CN2912115 Y CN 2912115Y CN U2005200781055 U CNU2005200781055 U CN U2005200781055U CN 200520078105 U CN200520078105 U CN 200520078105U CN 2912115 Y CN2912115 Y CN 2912115Y
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/20—Active power filtering [APF]
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Abstract
The utility model relates to a power electronic universal digital control platform based on ARM+DSP, which is a device used for active filtering, reactive compensation, UPS, inverter control etc power electronic application fields, DSP (9) and ARM (16) are used as the center of the control platform, wherein, DSP (9) is connected with a DSP power supply circuit (1), an external expansion I/O port (2), an AD input (3), two external expansion rams (4), a DSP debugging port (6), a PWM output port (7), a DSP reset crystal oscillator circuit (8), DSP (9) and a relay control test interface (10) respectively; ARM (16) is connected with a ARM power supply (11), a ARM reset (12), a LCD interface (13), a ARM debugging port (14), a keyboard (15), ARM (16) and a PC serial interface (18) respectively; DSP (9) and ARM (16) are communicated through an asynchronous serial port (5). The digital control platform can be used universally in power electronic application fields of active filtering, reactive compensation, UPS, inverter control etc.
Description
Technical field
The utility model is a kind of device that is used for power electronics applications such as active power filtering, reactive power compensation, UPS, inversion control, relates to a kind of general digital controlling platform of field of power electronics.
Background technology
Digitizing technique is develop rapidly along with the development of information technology, simultaneously, also huge impetus has been played in the development of power electronic technology.Along with Digital Signal Processing improve day by day and ripe, it has demonstrated increasing advantage, such as the processing of being convenient to digital processing unit and control; Avoid the transmission distortion and the distortion of analog signal; Reduce the interference of spurious signal; Be convenient to self diagnosis, implantation of technology such as fault-tolerant etc.Enter initial stage of electric and electronic technical field at digital processing unit, just finish, realize system-level control such as miscellaneous functions such as monitoring, demonstrations.But along with the development of digitizing technique, digital processing unit has been applied to control circuit.Be exclusively used in the digitial controller of pwm converter because it is low in energy consumption, insensitive to the variation of artificial circuit part parameter, can be connected with digital system easily, and can realize easily improving ripe controlling schemes, and more and more welcome.Numerically controlled power electronic equipment replaces the analog hardware circuit to carry out PWM control with digitial controller, realizes the conversion of electric weight by the quick switching of switch.
In power electronics applications such as active power filtering, reactive power compensation, UPS, inversion control, all parts such as pwm pulse and Digital Signal Processing can be arranged.Such occasion, switching frequency require than higher, and the signal processing real-time requires also than higher.The designer carried out hardware designs according to the project of oneself in the past, and the hardware of designing lacks versatility, has caused the waste of a large amount of manpowers, financial resources and energy.There is the modification of related parameter, setting also will arrive the program the inside and carries out, therefore, very inconvenient.There are shortcomings such as man-machine interface is unfriendly, control program is write complexity, difficulty.
Summary of the invention
Technical problem: goal of the invention of the present utility model provides a kind of power utility digital control platform based on high speed embedded digital signal processing, this digital control platform can be common in power electronics applications such as active power filtering, reactive power compensation, UPS, inversion control, has saved the exploitation manpower and financial resources of bringing because of different power electronics control application scenarios.Have friendly man-machine interface, and can make the product program development simple.
Technical scheme: the pattern that adopts ARM+DSP.ARM and DSP pass through serial communication.ARM mainly is responsible for communicating by letter with host computer, with the control of ancillary equipment such as LCD and keyboard interface with communicate by letter transplanting μ C/OS-II operating system among the ARM; DSP mainly is responsible for the collection of triggering, signal of pulse and processing etc.
Power electronics general digital controlling platform based on ARM+DSP of the present utility model is the center with DSP and ARM, wherein, DSP respectively with the DSP power circuit, extend out I/O mouth, AD input, extend out two RAM, DSP debug port, PWM output, DSP reset crystal oscillating circuit, DSP, relay control detection interface are connected; ARM resets with ARM power supply, ARM respectively, LCD interface, ARM debug port, keyboard, ARM, be connected with the host computer serial line interface; Be connected by asynchronous serial port between DSP and the ARM.
DSP is that the data port " D0-D15 " of dsp chip " U9 " is that the data port of RAM circuit " U3, U4 " is connected with to extend out the I/O mouth be I/O circuit " U2 ", extend out two RAM respectively, DSP is that dsp chip " U9 " " 144,139,142,135,90,91,120 " end joins with the DSP debug port, DSP is that dsp chip " U9 " " 61,69,8,6,2,126,131 " end joins with the relay control detection, and DSP is that " 56,54,52,47,44,40,65,62,99,55,46,38 " end of dsp chip " U9 " joins with PWM output.
ARM is that output that " 6 " end of digital signal processing circuit " U8 " resets with ARM is that the output of amplifier " U10A " joins; " CS1, CS2, the DB0～DB7 " of digital signal processing circuit " U8 " end corresponding respectively with the LCD interface be that " CS1, CS2, DB0～DB7 " end of interface circuit " J5 " joins; " RS, R/W, E, the RRT_ " of digital signal processing circuit " U8 " end corresponding respectively with the ARM debug port be that " RS, R/W, E, RRT_ " end of debug port circuit " J6 " joins; It is " 9,10 " end of serial interface circuit " U11 " that " 13,14 " end correspondence of digital signal processing circuit " U8 " connects with the host computer serial line interface.
Beneficial effect: can finely satisfy of the real-time requirement of power electronics control field to signal processing; Be common to power electronics applications such as active power filtering, reactive power compensation, UPS, inversion control, saved development cost, accelerated the construction cycle; Ancillary equipment such as keyboard, LCD makes the man-machine interface close friend; Abundant input/output port can satisfy the various requirement in power electronics control field; The μ C/OS-II operating system of transplanting among the ARM makes the programming simplification and makes program optimization.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present utility model.Wherein have: DSP power circuit 1, extend out I/O mouth 2, AD input 3, extend out two RAM 4, asynchronous serial port 5, DSP debugging 6, PWM delivery outlet 7, DSP reset crystal oscillating circuit 8, DSP 9, relay control detection interface 10; ARM power supply 11, ARM reset circuit 12, LCD interface 13, ARM debug port 14, keyboard 15, ARM16, with host computer serial line interface 18.
Fig. 2, Fig. 3, Fig. 4, be DSP power circuit 1, extend out I/O mouth 2, AD input 3, extend out two RAM 4, electrical schematic diagram that asynchronous serial port 5, DSP debugging 6, PWM delivery outlet 7, DSP reset crystal oscillating circuit 8, DSP9, relay control detection interface 10.
Fig. 5, Fig. 6 be ARM power supply 11, ARM reset circuit 12, LCD interface 13, ARM debug port 14, keyboard 15, ARM16, with the electrical schematic diagram of host computer serial line interface 18.
Embodiment
The The whole control platform adopts DSP to add the ARM pattern.DSP adopts the TMS320LF2407 of TI company, and ARM adopts the LPC2104 of Philips company.16 road AD input of DSP TMS320LF2407 can be satisfied the requirement of in the power electronics control field AD being imported way fully.
This controlling platform is the center with DSP 9 and ARM16, wherein, DSP 9 respectively with DSP power circuit 1, extend out I/O mouth 2, AD input 3, extend out two RAM4, DSP debug port 6, PWM delivery outlet 7, DSP reset crystal oscillating circuit 8, DSP9, relay control detection interface 10 are connected; ARM16 resets 12 with ARM power supply 11, ARM respectively, LCD interface 13, ARM debug port 14, keyboard 15, ARM16, be connected with host computer serial line interface 18; Be connected by asynchronous serial port 5 between DSP9 and the ARM16.
DSP9 is that the data port " D0-D15 " of dsp chip " U9 " is I/O circuit " U2 " with extending out I/O mouth 2 respectively, the data port that extends out two RAM4 and be RAM circuit " U3; U4 " is connected, DSP 9 is " 144; 139; 142; 135; 90; 91 of a dsp chip " U9 ", 120 " end joins with DSP debug port 6; DSP 9 is " 61 of a dsp chip " U9 ", 69,8,6,2,126,131 " end joins with relay control detection interface 10, and DSP 9 is " 56 of a dsp chip " U9 ", 54,52,47,44,40,65,62,99,55,46,38 " end joins with PWM delivery outlet 7.
ARM16 is that " 6 " end and the output of ARM reset circuit 12 of digital signal processing circuit " U8 " is that the output of amplifier " U10A " joins; " CS1, CS2, the DB0～DB7 " of digital signal processing circuit " U8 " end corresponding respectively with LCD interface 13 be that " CS1, CS2, DB0～DB7 " end of interface circuit " J5 " joins; " RS, R/W, E, the RRT_ " of digital signal processing circuit " U8 " end corresponding respectively with ARM debug port 14 be that " RS, R/W, E, RRT_ " end of debug port circuit " J6 " joins; It is " 9,10 " end of serial interface circuit " U11 " that " 13,14 " end correspondence of digital signal processing circuit " U8 " connects with host computer serial line interface 18.12 road pwm pulses that provide among the figure have been widened controlling platform in the application scenario that needs pwm pulse, as long as connect the distinct interface of this controlling platform, just can be used in power electronics applications such as active power filtering, reactive power compensation, UPS, inversion control; Other I/O mouth of DSP can connect switch control detection signal and guard signal etc.; 32 ARM controller connects LCD, keyboard, makes man-machine interface more friendly, is implanted into μ C/OS-II operating system in addition in ARM, makes writing of application program simplify and optimize.DSP TMS320LF2407 satisfies the requirement of power electronics control occasion to the signal processing real-time fully, as long as connect the control occasion that different input/output ports just can be useful for power electronics.ARM LPC2104 communicates by letter with DSP TMS320LF2407 by serial ports; DSP communicates by letter by serial ports the result of digital processing with ARM, ARM shows result by LCD, makes the man-machine interface close friend; ARM passes to DSP by serial ports with the setting of parameter, the work of control DSP, and the external keyboard of ARM can be keyed in numerical value and be provided with to revise, and does not need to go to revise to the program the inside, so just makes operation become simple.
Claims (3)
1. power utility digital control platform based on high speed embedded digital signal processing, it is characterized in that this controlling platform is the center with DSP (9) and ARM (16), wherein, DSP (9) respectively with DSP power circuit (1), extend out I/O mouth (2), AD input (3), extend out two RAM (4), DSP debug port (6), PWM delivery outlet (7), DSP reset crystal oscillating circuit (8), DSP (9), relay control detection interface (10) are connected; ARM (16) resets (12) with ARM power supply (11), ARM respectively, LCD interface (13), ARM debug port (14), keyboard (15), ARM (16), be connected with host computer serial line interface (18); Be connected by asynchronous serial port (5) between DSP (9) and the ARM (16).
2. the power utility digital control platform based on high speed embedded digital signal processing according to claim 1, it is characterized in that DSP (9) is that the data port " D0-D15 " of dsp chip " U9 " is I/O circuit " U2 " with extending out I/O mouth (2) respectively, the data port that extends out two RAM (4) and be RAM circuit " U3; U4 " is connected, DSP (9) is " 144; 139; 142; 135; 90; 91 of a dsp chip " U9 ", 120 " end joins with DSP debug port (6); DSP (9) is " 61 of a dsp chip " U9 ", 69,8,6,2,126,131 " end joins with relay control detection interface (10), and DSP (9) is " 56 of a dsp chip " U9 ", 54,52,47,44,40,65,62,99,55,46,38 " end joins with PWM delivery outlet (7).
3. the power utility digital control platform based on high speed embedded digital signal processing according to claim 1 is characterized in that ARM (16) is that " 6 " end and the output of ARM reset circuit (12) of digital signal processing circuit " U8 " is that the output of amplifier " U10A " joins; " CS1, CS2, DB0～DB7 " end difference correspondence and the LCD interface (13) of digital signal processing circuit " U8 " is that " CS1, CS2, DB0～DB7 " end of interface circuit " J5 " joins; " RS, R/W, E, RRT_ " end difference correspondence and the ARM debug port (14) of digital signal processing circuit " U8 " is that " RS, R/W, E, RRT_ " end of debug port circuit " J6 " joins; It is " 9,10 " end of serial interface circuit " U11 " that " 13,14 " end correspondence of digital signal processing circuit " U8 " connects with host computer serial line interface (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNU2005200781055U CN2912115Y (en) | 2005-11-30 | 2005-11-30 | General power digital-control platform based on high speed embedded digital signal processing |
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| CNU2005200781055U CN2912115Y (en) | 2005-11-30 | 2005-11-30 | General power digital-control platform based on high speed embedded digital signal processing |
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| CN2912115Y true CN2912115Y (en) | 2007-06-13 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101330274B (en) * | 2008-07-29 | 2010-06-23 | 山西合创电力科技有限公司 | Controller for multifunctional nine-level frequency-conversion voltage-regulating energy-saving equipment with high power and high voltage |
| CN101964801A (en) * | 2010-10-22 | 2011-02-02 | 哈尔滨工业大学深圳研究生院 | Software radio modulation signal identification platform and identification method |
| WO2011017951A1 (en) * | 2009-08-13 | 2011-02-17 | 中兴通讯股份有限公司 | Development platform for power digital control |
| CN103217918A (en) * | 2013-04-28 | 2013-07-24 | 华南理工大学 | Synchronous implementation method and synchronous control device for three-phase uninterrupted power supply (UPS) parallel operation system |
| CN104104084A (en) * | 2014-07-16 | 2014-10-15 | 金海新源电气江苏有限公司 | Dual-core processor based active power filter controller |
-
2005
- 2005-11-30 CN CNU2005200781055U patent/CN2912115Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101330274B (en) * | 2008-07-29 | 2010-06-23 | 山西合创电力科技有限公司 | Controller for multifunctional nine-level frequency-conversion voltage-regulating energy-saving equipment with high power and high voltage |
| WO2011017951A1 (en) * | 2009-08-13 | 2011-02-17 | 中兴通讯股份有限公司 | Development platform for power digital control |
| CN101964801A (en) * | 2010-10-22 | 2011-02-02 | 哈尔滨工业大学深圳研究生院 | Software radio modulation signal identification platform and identification method |
| CN103217918A (en) * | 2013-04-28 | 2013-07-24 | 华南理工大学 | Synchronous implementation method and synchronous control device for three-phase uninterrupted power supply (UPS) parallel operation system |
| CN103217918B (en) * | 2013-04-28 | 2015-06-03 | 华南理工大学 | Synchronous implementation method and synchronous control device for three-phase uninterrupted power supply (UPS) parallel operation system |
| CN104104084A (en) * | 2014-07-16 | 2014-10-15 | 金海新源电气江苏有限公司 | Dual-core processor based active power filter controller |
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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: 20070613 Termination date: 20141130 |
|
| EXPY | Termination of patent right or utility model |