CN106773930A - A kind of excitation system rectifier bridge state display instrument based on double-nuclear DSP - Google Patents
A kind of excitation system rectifier bridge state display instrument based on double-nuclear DSP Download PDFInfo
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- CN106773930A CN106773930A CN201611108245.1A CN201611108245A CN106773930A CN 106773930 A CN106773930 A CN 106773930A CN 201611108245 A CN201611108245 A CN 201611108245A CN 106773930 A CN106773930 A CN 106773930A
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- rectifier bridge
- double
- control panel
- display instrument
- dsp
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention provides a kind of exciter control system rectifier bridge state display instrument based on double-nuclear DSP, exciter control system rectifier bridge state display instrument is in rectifier bridge, including double-nuclear DSP control panel, double-nuclear DSP control panel is connected by fiber optic data communication interface plate with rectifier bridge control panel, and rectifier bridge status display panel is also connected with double-nuclear DSP control panel.The device that the present invention is provided overcomes the deficiencies in the prior art, with the bit DSP control panel of double-core 32 as main control chip, data exchange is carried out by fiber optic communication and rectifier bridge control panel, and can be in the ruuning situation of liquid crystal screen display rectifier bridge.Because dsp controller has abundant On-Chip peripheral resource so that the expansible onboard hardware resource of rectifier bridge state display instrument, the function and service behaviour of display instrument are substantially increased.Have the following advantages that：High performance data precision, ultrafast traffic rate, superpower anti-strong electromagnetic ability and convenient, flexible multi-functional high integration design.
Description
Technical field
The present invention relates to exciter control system rectifier bridge status display of the one kind based on double-nuclear DSP (digital signal processor)
Instrument, belongs to exciter control system technical field.
Background technology
At present, generator capacity becomes increasing, and exciter control system application is more and more extensive, and to excitation control
The requirement of system processed also more and more higher.Excitation rectifier bridge is the important component of exciter control system, and its function is by direct current
Electricity is delivered to generator excitation winding, so as to set up rotating excitation field in motor, therefore monitors the ruuning situation of excitation rectifier bridge
There is very important effect, to power plant operation and maintenance and the safe and stable operation important in inhibiting of power system.
The control chip of most exciter control system rectifier bridge state display instruments using single-chip microcomputer as main control core,
It has the disadvantage that memory span is small, dominant frequency is low, peripheral hardware resource-constrained in piece, and expense is big the time required to high-volume data operation, figure
As display information amount it is few, it is impossible to meet user to rectifier bridge state display instrument reaction speed it is sensitiveer, function is more diversified,
Operation is more stable, design the requirement of the aspect such as more intelligent.
The content of the invention
The technical problem to be solved in the present invention is to provide that a kind of data precision is high, traffic rate fast, anti-electromagnetic interference capability
By force, functional diversities, the exciter control system rectifier bridge state display instrument of design high integration.
In order to solve the above-mentioned technical problem, the technical scheme is that providing a kind of excitation con-trol based on double-nuclear DSP
System rectifier bridge state display instrument, exciter control system rectifier bridge state display instrument is in rectifier bridge, it is characterised in that：Including
Double-nuclear DSP control panel, double-nuclear DSP control panel is connected by fiber optic data communication interface plate with rectifier bridge control panel, and rectifier bridge state shows
Show that plate is also connected with double-nuclear DSP control panel.
Preferably, the rectifier bridge status display panel includes the LCDs for showing rectifier bridge operational factor, uses
In the diode indicator lamp of display rectifier bridge running status, and for the SR of the double-nuclear DSP control panel that resets.
Preferably, the traffic rate of the fiber optic data communication interface plate is 5MHz.
When the exciter control system rectifier bridge state display instrument based on double-nuclear DSP that the present invention is provided is used, by double-core
DSP control panels carry out data exchange using fiber optic communication and rectifier bridge, receive the data of rectifier bridge ruuning situation, and by DSP
Data processing is carried out, trip information is included on rectifier bridge status display panel.
The device that the present invention is provided overcomes the deficiencies in the prior art, with the bit DSP control panel of double-core 32 as main control chip, leads to
Cross fiber optic communication carries out data exchange with rectifier bridge control panel, and can be in the ruuning situation of liquid crystal screen display rectifier bridge.By
There is abundant On-Chip peripheral resource in dsp controller so that the expansible onboard hardware resource of rectifier bridge state display instrument, significantly
Improve the function and service behaviour of rectifier bridge state display instrument.Have the following advantages that：High performance data precision, ultrafast is logical
Letter speed, superpower anti-strong electromagnetic ability and convenient and flexible multi-functional high integration design.
Brief description of the drawings
The exciter control system rectifier bridge state display instrument schematic diagram based on double-nuclear DSP that Fig. 1 is provided for the present invention.
Specific embodiment
To become apparent the present invention, hereby with a preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
The exciter control system rectifier bridge state display instrument schematic diagram based on double-nuclear DSP that Fig. 1 is provided for the present invention, it is described
The exciter control system rectifier bridge state display instrument based on double-nuclear DSP mainly using the bit DSP F28M35x of double-core 32 as master
Control chip, including rectifier bridge state display instrument control panel, rectifier bridge status display panel, fiber optic data communication interface plate.By optical fiber
Communication, realizes that the bit DSP of double-core 32 carries out data exchange with rectifier bridge control panel, receives the data and letter of rectifier bridge ruuning situation
Breath, and show the running status of rectifier bridge.
Each several part principle and Functional Design are as follows：
(1) rectifier bridge state display instrument control panel
Rectifier bridge state display instrument control panel is using the DSP F28M35x chips of TI companies as control core.F28M35x
Chip is the 32 bit processor products based on DSP C28x and ARM Cortex-M3 dual cores, SRAM, 512KB of built-in 64KB
Various Resources on Chip such as flash memory, 3 ADC, 11 timers, 13 communication interfaces, C28x dominant frequency is 150MHz, and ARM master
Frequency is 100MHz.F28M35x chips have powerful On-Chip peripheral resource, are easy to increase onboard resource, including USB, string
Port communications, Ethernet interface etc..
(2) rectifier bridge status display panel
Rectifier bridge status display panel includes LCDs, diode indicator lamp, SR.LCDs can show
Multirow data, 8 bytes of often row display；Diode indicator lamp mainly shows rectifier bridge running status and power bridge bridge arm operation feelings
Condition；The main reset excitation system rectifier bridge state display instrument of SR.
(3) fiber optic data communication interface plate
Fiber optic data communication interface plate uses transmission, the recipient of Agilent company, and traffic rate is up to 5MHz.Rectifier bridge state
, with rectifier bridge control panel by fibre optic data transmission, data volume is big, and communication speed is high, anti-electromagnetic interference capability for display control board
By force.
When the present invention is used, first, rectifier bridge state display instrument receives the number of rectifier bridge ruuning situation by fiber optic communication
According to and information；Then, double-nuclear DSP microprocessor by the running status of rectifier bridge include on rectifier bridge status display panel, liquid crystal
The relevant operational state and parameter of display screen display rectifier bridge.
Rectifier bridge state display instrument with double-nuclear DSP microcontroller as control core extends more hardware resources, can
The detailed operation information of display rectifier bridge, can meet the diversified requirement of user function, provide the user a kind of with better function
Greatly, data are more accurate, run more stable excitation system rectifier bridge state display instrument.Additionally, the bit DSP F28M35x of double-core 32 has
The characteristics of low in energy consumption, fast operation, real-time interrupt response, convenient debugging, On-Chip peripheral aboundresources, so as to ensure excitation system
The accuracy and reliability of rectifier bridge state display instrument of uniting.The bit DSP control panel of double-core 32 is aobvious as excitation system rectifier bridge state
Show the control core of instrument, operational reliability and functional diversity are far more than traditional single-chip microcomputer.
At anti-interference aspect, due to using fiber optic communication, traditional electric signal is replaced using optical signal, it is strong so as to eliminate
The failure problems that electromagnetic interference causes.Additionally, the circuit board of display instrument is designed using 4 laminates, component uses surface mounting component,
Further enhancing antijamming capability.
Claims (4)
1. a kind of exciter control system rectifier bridge state display instrument based on double-nuclear DSP, exciter control system rectifier bridge state shows
Show instrument in rectifier bridge, it is characterised in that：Including double-nuclear DSP control panel, double-nuclear DSP control panel passes through fiber optic data communication interface plate
It is connected with rectifier bridge control panel, rectifier bridge status display panel is also connected with double-nuclear DSP control panel.
2. a kind of exciter control system rectifier bridge state display instrument based on double-nuclear DSP as claimed in claim 1, its feature exists
In：The rectifier bridge status display panel includes the LCDs for showing rectifier bridge operational factor, for showing rectifier bridge
The diode indicator lamp of running status, and for the SR of the double-nuclear DSP control panel that resets.
3. a kind of exciter control system rectifier bridge state display instrument based on double-nuclear DSP as claimed in claim 1, its feature exists
In：The traffic rate of the fiber optic data communication interface plate is 5MHz.
4. a kind of exciter control system rectifier bridge state display instrument based on double-nuclear DSP as claimed in claim 1, its feature exists
In：Data exchange is carried out using fiber optic communication and rectifier bridge by double-nuclear DSP control panel, the number of rectifier bridge ruuning situation is received
According to, and data processing is carried out by DSP, trip information is included on rectifier bridge status display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611108245.1A CN106773930A (en) | 2016-12-06 | 2016-12-06 | A kind of excitation system rectifier bridge state display instrument based on double-nuclear DSP |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611108245.1A CN106773930A (en) | 2016-12-06 | 2016-12-06 | A kind of excitation system rectifier bridge state display instrument based on double-nuclear DSP |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106773930A true CN106773930A (en) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611108245.1A Withdrawn CN106773930A (en) | 2016-12-06 | 2016-12-06 | A kind of excitation system rectifier bridge state display instrument based on double-nuclear DSP |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201039070Y (en) * | 2006-11-09 | 2008-03-19 | 天津理工大学 | Built-in excitation control device |
| CN101315555A (en) * | 2007-10-24 | 2008-12-03 | 天津理工大学 | USB communication system of field excitation controller based on DSP chip, and operation method thereof |
| CN101459404A (en) * | 2008-12-30 | 2009-06-17 | 上海发电设备成套设计研究院 | Excitation system intelligent power cabinet adjustment board based on DSP and FPGA |
| CN202094837U (en) * | 2011-06-24 | 2011-12-28 | 河北工业大学电工厂 | Digital excitation control system based on 32-digit floating point type processor |
| CN204314666U (en) * | 2014-12-19 | 2015-05-06 | 上海发电设备成套设计研究院 | A kind of excitation system power bridge monitor based on ARM |
| CN206311924U (en) * | 2016-12-06 | 2017-07-07 | 上海纳信实业有限公司 | Excitation system rectifier bridge state display instrument based on double-nuclear DSP |
-
2016
- 2016-12-06 CN CN201611108245.1A patent/CN106773930A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201039070Y (en) * | 2006-11-09 | 2008-03-19 | 天津理工大学 | Built-in excitation control device |
| CN101315555A (en) * | 2007-10-24 | 2008-12-03 | 天津理工大学 | USB communication system of field excitation controller based on DSP chip, and operation method thereof |
| CN101459404A (en) * | 2008-12-30 | 2009-06-17 | 上海发电设备成套设计研究院 | Excitation system intelligent power cabinet adjustment board based on DSP and FPGA |
| CN202094837U (en) * | 2011-06-24 | 2011-12-28 | 河北工业大学电工厂 | Digital excitation control system based on 32-digit floating point type processor |
| CN204314666U (en) * | 2014-12-19 | 2015-05-06 | 上海发电设备成套设计研究院 | A kind of excitation system power bridge monitor based on ARM |
| CN206311924U (en) * | 2016-12-06 | 2017-07-07 | 上海纳信实业有限公司 | Excitation system rectifier bridge state display instrument based on double-nuclear DSP |
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Application publication date: 20170531 |