CN204732876U - Based on the intelligent active power filter device of inverse system - Google Patents
Based on the intelligent active power filter device of inverse system Download PDFInfo
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- CN204732876U CN204732876U CN201520487429.8U CN201520487429U CN204732876U CN 204732876 U CN204732876 U CN 204732876U CN 201520487429 U CN201520487429 U CN 201520487429U CN 204732876 U CN204732876 U CN 204732876U
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- active power
- filter device
- power filter
- fpga
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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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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model is based on the intelligent active power filter device of inverse system.Comprise DSP master controller FPGA pilot controller, described DSP master controller and FPGA pilot controller both-way communication; Described DSP master controller one tunnel connects and controls two pwm converter, GPRS wireless communication module of separately leading up to monitoring host computer; Described FPGA pilot controller connection data acquisition module and intelligent protection device; Described pair of pwm converter connecting breaker.The utility model intelligence active power filter device realizes the auxiliary I/O controlling and expand DSP by FPGA, optimizes the structure of control device, improves the reliability of system.The utility model intelligence active power filter device adopts exclusive data acquisition module to carry out the high speed acquisition of site intelligent active power filter device operational factor and partial electric grid characteristic parameter.
Description
Technical field
The utility model relates to the intelligent active power filter device being applicable to partial electric grid and needing harmonics restraint and reactive power compensation, particularly relates to the safe running control device of intelligent active power filter device.
Background technology
More and more higher for the requirement of power consumer to power supply quality and power supply reliability, distribution network electric energy quality is subject to the pay attention to day by day of people.The method of effective minimizing harmonic effects mainly contains two: one and reduces generation ofharmonic for from harmonic source; Two is install filter on the line.With the development of power electronic technology, active filter (Active Power Filter, APF) visual field of electric power research personnel is progressed into, its principle adopts transducer to detect harmonic signal, the control signal of inverter is produced by certain control algolithm, thus the PWM(Pulse Width Modulation in control inverter) produce the harmonic signal contrary with harmonic signal equal and opposite in direction, direction, thus counteracting harmonic wave reaches the effect of harmonics restraint.When signal fluctuation appears in system, response correct fast can be made, overcome the shortcoming that series, parallel resonance easily occurs PF.This device is in order to solve the accurate control of harmonic wave fast detecting, harmonic compensation, adopt the Advanced Control Strategies of Inverted control system, realize carrying out the multi objective control such as dynamic compensation and power factor regulation needs to the harmonic wave of arbitrary number of times, and then development is based on the intelligent electric power active filter of Inverted control system.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of multi-CPU master-slave mode intelligence active power filter device adopting Inverted control system strategy.
In order to overcome the defect existed in background technology, the utility model solves the technical scheme that its technical problem adopts and is:
The technical solution adopted in the utility model is for this reason: the utility model comprises DSP master controller and FPGA pilot controller, described DSP master controller and FPGA pilot controller both-way communication;
Described DSP master controller one tunnel connects and controls two pwm converter, GPRS wireless communication module of separately leading up to monitoring host computer;
Described FPGA pilot controller connection data acquisition module and intelligent protection device;
Described pair of pwm converter connecting breaker.
Described FPGA separately lead up to automatic switching control device connect Capacitor banks.
Described intelligent protection device connects and controls circuit breaker.
The active power filter device based on inverse system that the utility model discloses, operational mode can carry out independent operating and the switching in conjunction with two kinds of mode of operations of Capacitor banks, adopt master-slave digital distribution control structure, reduce equipment cost, improve system operation reliability.
The utility model adopts the master-slave digital control device scheme of multi-CPU, the Advanced Control Strategies of inverse system is adopted to carry out Based Intelligent Control to active power filter device, except suppressing for partial electric grid dynamic harmonic or appointment subharmonic, also can run in conjunction with the automatic switching of static reactive Capacitor banks simultaneously, realize the Based Intelligent Control of harmonics restraint and reactive power compensation, system and device is compared has good cost performance and very strong application versatility.
The utility model intelligence active power filter device realizes the auxiliary I/O controlling and expand DSP by FPGA, optimizes the structure of control device, improves the reliability of system.
The utility model intelligence active power filter device adopts exclusive data acquisition module to carry out the high speed acquisition of site intelligent active power filter device operational factor and partial electric grid characteristic parameter.
The utility model communication mode adopts GPRS communication, reliably can realize the remote monitoring of host computer.
Be provided with independent operating and run two kinds of mode of operations in conjunction with static capacitors group in the intelligent active power filter device that the utility model discloses, the design of multi-CPU master-slave digital distribution mechanism can the structure that controls of optimization system, reduces costs.
Accompanying drawing explanation
Fig. 1 is the structural representation of preferred embodiment of the present utility model.
Wherein: 1, circuit breaker; 2, two pwm converter; 3, data acquisition module; 4, FPGA pilot controller; 5, DSP master controller; 6, intelligent protection device; 7, GPRS wireless communication module.
Embodiment
With preferred embodiment, the utility model is described in further detail by reference to the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
The utility model discloses a kind of intelligent active power filter device based on inverse system, comprising:
Circuit breaker 1, for connecting electrical network;
Two pwm converter 2, is connected to circuit breaker 1, accepts the control drive singal of DSP master controller 5, for driving the operation of two pwm converter 2;
Data acquisition module 3, connects FPGA pilot controller 4, realizes the signal of onsite active power filter device various kinds of sensors to carry out high speed acquisition;
FPGA pilot controller 4, is connected to DSP master controller 5, and the data for high-Speed Data-Acquisition Module 3 being sent into are carried out processing and are transferred to DSP master controller 5, carries out I/O expansion and aided programming as FPGA pilot controller 4 simultaneously;
DSP master controller 5, connects two pwm converter 2 and FPGA pilot controller 4, controls the operation of active power filter device as DSP master controller 5;
Intelligent protection device 6, connects FPGA pilot controller 4, accepts the respective circuit breakers 1 of the output signal control system device of FPGA pilot controller 4, realizes system protection operation;
GPRS wireless communication module 7, connects DSP master controller 5, realizes monitoring with the radio communication of host computer.
Specific description: 1) master-slave digital distribution control system master control borad structural design, master control borad structure is by the single DSP master controller 5 taking TMS320F2812 as core, is equipped with FPGA pilot controller 4.DSP master controller 5 center of gravity is mainly placed on the computing of processing controls algorithm, carries out data acquisition process by FPGA pilot controller 4, utilizes FPGA pilot controller 4 to extend I/O interface and aided programming simultaneously;
2) intelligent protection device 6 is adopted to carry out the protection such as system overload, short circuit;
3) fielded system plant running parameter and partial electric grid characteristic parameter adopt exclusive data acquisition module 3 to carry out data acquisition, and corresponding system plant running parameter and control command and ipc monitor platform adopt GPRS wireless communication module 7 mode to carry out remote monitoring and the scheduling of system;
4) the on-the-spot liquid crystal display screen of intelligent active power filter device gathers operational factor and the local electrical network parameter of intelligent active power filter device by exclusive data acquisition module 3, realizes the display of on-the-spot running status;
5) export can independent compensation partial electric grid or realize improving the quality of power supply of partial electric grid and the safe operation of relevant device in conjunction with the static capacitors group that automatic switching controls for intelligent active power filter device.
Claims (3)
1. based on the intelligent active power filter device of inverse system, it is characterized in that, comprise DSP master controller and FPGA pilot controller, described DSP master controller and FPGA pilot controller both-way communication;
Described DSP master controller one tunnel connects and controls two pwm converter, GPRS wireless communication module of separately leading up to monitoring host computer;
Described FPGA pilot controller connection data acquisition module and intelligent protection device;
Described pair of pwm converter connecting breaker.
2. the intelligent active power filter device based on inverse system according to claim 1, is characterized in that, described FPGA separately lead up to automatic switching control device connect Capacitor banks.
3. the intelligent active power filter device based on inverse system according to claim 1, it is characterized in that, described intelligent protection device connects and controls circuit breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520487429.8U CN204732876U (en) | 2015-07-08 | 2015-07-08 | Based on the intelligent active power filter device of inverse system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520487429.8U CN204732876U (en) | 2015-07-08 | 2015-07-08 | Based on the intelligent active power filter device of inverse system |
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| Publication Number | Publication Date |
|---|---|
| CN204732876U true CN204732876U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520487429.8U Expired - Fee Related CN204732876U (en) | 2015-07-08 | 2015-07-08 | Based on the intelligent active power filter device of inverse system |
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| CN (1) | CN204732876U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877334A (en) * | 2017-03-27 | 2017-06-20 | 国家电网公司 | A kind of harmonic detecting compensation device based on FPGA |
-
2015
- 2015-07-08 CN CN201520487429.8U patent/CN204732876U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877334A (en) * | 2017-03-27 | 2017-06-20 | 国家电网公司 | A kind of harmonic detecting compensation device based on FPGA |
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| 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: 20151028 Termination date: 20210708 |
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| CF01 | Termination of patent right due to non-payment of annual fee |