CN106094646A - Power dispatching automation data collecting system - Google Patents
Power dispatching automation data collecting system Download PDFInfo
- Publication number
- CN106094646A CN106094646A CN201610616383.4A CN201610616383A CN106094646A CN 106094646 A CN106094646 A CN 106094646A CN 201610616383 A CN201610616383 A CN 201610616383A CN 106094646 A CN106094646 A CN 106094646A
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- Prior art keywords
- module
- interface
- digital signal
- signal processor
- way communication
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Classifications
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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
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention discloses a kind of power dispatching automation data collecting system, including digital signal processor, switching input module, switching value output module, A/D converter, analog input module, multidiameter option switch, control logic module, parallel interface, RS485 interface and RS232 interface, described switching input module and switching value output module respectively with digital signal processor one-way communication, described analog input module, after multidiameter option switch and A/D converter are linked in sequence, output signal passes to digital signal processor, described control logic module respectively with A/D switch region and digital signal processor two-way communication, described parallel interface and digital signal processor two-way communication, described RS485 interface and RS232 interface all with parallel interface two-way communication；Structure is simpler, it is simple to install networking, precision and in hgher efficiency, it is simple to management, it is ensured that the normal operation of electric power dispatching system.
Description
Technical field
The present invention relates to power dispatching automation technical field of data administration, particularly relate to power dispatching automation data acquisition
Collecting system.
Background technology
Power dispatch data network is the basis of power network schedule automation, management modernization, be to ensure that power grid security, stable,
The important means of economical operation, is the important infrastructure of power system, coordinate power system send out, send, become, join, electricity consumption etc.
The co-operation of ingredient and ensure that power grid security, economy, stable, reliable operation aspect played an important role, and
Sound assurance power generation, power scheduling, reservoir operation, fuel dispatch, relay protection, automatic safety device, telemechanical, electricity
Net dispatching automation etc. communication need, power generation and management in play irreplaceable effect.
Information in power dispatching center acquisition system includes that voltage formation, analog filtering, sampling holding, multipath conversion and modulus turn
The functional module such as change, complete simulation input quantity is converted into required digital quantity exactly.Data acquisition in microcomputer protecting device
Speed, precision and dynamic range protective value is had highly important impact.Data collecting system can have multiple difference
Selection scheme, wherein conversion speed, word length and the CPU access method to data, be select data collecting system necessary
The problem considered.
For power scheduling, the Stability and veracity of data collecting system is to directly affect dispatching patcher to run effect
The key of rate, existing data collecting system structure is complex, and data collection and administration process is numerous and diverse, inefficiency, one
Determine in degree, to affect the properly functioning of electric power dispatching system.
Summary of the invention
The technical problem to be solved is to provide a kind of power dispatching automation data collecting system, and structure is more
Simply, it is simple to networking, precision and in hgher efficiency are installed, it is simple to management, it is ensured that the normal operation of electric power dispatching system.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of power dispatching automation data acquisition
Collecting system, including digital signal processor, switching input module, switching value output module, A/D converter, simulation input mould
Block, multidiameter option switch, control logic module, parallel interface, RS485 interface and RS232 interface, described switching input module
With switching value output module respectively with digital signal processor one-way communication, described analog input module, multidiameter option switch and
After A/D converter is linked in sequence, output signal passes to digital signal processor, and described control logic module is changed with A/D respectively
District and digital signal processor two-way communication, described parallel interface and digital signal processor two-way communication, described RS485 interface
With RS232 interface all with parallel interface two-way communication.
Described digital signal processor is the most supporting arranges clock module, CAN interface, monitoring and reset module and printer
Interface, described clock module, CAN interface, monitoring and reset module and printer interface are all two-way with digital signal processor
Communication.
Described digital signal processor model is TMS320LF2407, and described A/D converter uses AD7864 chip, described
Controlling logic module and use EPM7128 chip, described control logic module includes that peripheral module sheet selects control module, AD conversion control
Molding block, interrupt management module, LCD control module and printer control module.
Use and have the beneficial effects that produced by technique scheme: by using Logic control module to realize system logic
Controlling, Logic control module uses CPLD device, has the advantages that,
(1) system bulk is reduced: single CPLD has at a relatively high density, and the logic function that can realize is about middle and small scale collection
Becoming several times to tens times of circuit, high density CPLD device even can reach thousand times.Therefore, CPLD device is used can to save sky in a large number
Between, reduce equipment volume.
(2) motility of logical design is strengthened: use CPLD device designed system, can not be existed by standard series device
Restriction in logic function.Any stage during system design and system debug can be to the logic function of CPLD device
Modify, provide the biggest motility to system design.
(3) system cost is reduced: use CPLD device designed system, although single CPLD device rule more medium and small than monolithic
The chip more expensive of mould, but owing to CPLD integrated level is high, and test the workload with assembling and greatly reduce and add to avoid and change
Become the series of problems such as the redesign that brings of logic and amendment, significantly reduce cost.
(4) reliability of system is improved: decrease quantity and the phase printing chip on board by CPLD device designed system
Line between Hu, thus add average life and the capacity of resisting disturbance of system, improve the reliability of system.
Accompanying drawing explanation
Fig. 1 is principle of the invention block diagram；
Fig. 2 is A/D converter schematic diagram；
Fig. 3 digital signal processor schematic diagram.
Detailed description of the invention
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
Complicated for solving the data collecting system structure supporting with existing electric power dispatching system, networking cycle length and operation are steady
Qualitative with inefficient problem, the present invention provides a kind of power dispatching automation data collecting system, including Digital Signal Processing
Device, switching input module, switching value output module, A/D converter, analog input module, multidiameter option switch, control patrols
Volume module, parallel interface, RS485 interface and RS232 interface, described switching input module and switching value output module respectively with
Digital signal processor one-way communication, described analog input module, multidiameter option switch and A/D converter export after being linked in sequence
Signal passes to digital signal processor, and described control logic module is two-way with A/D switch region and digital signal processor respectively
Communication, described parallel interface and digital signal processor two-way communication, described RS485 interface and RS232 interface all with connect parallel
Mouth two-way communication, described digital signal processor is the most supporting to be arranged clock module, CAN interface, monitoring and reset module and beats
Print machine interface, described clock module, CAN interface, monitoring and reset module and printer interface are all and digital signal processor
Two-way communication；Described digital signal processor model is TMS320LF2407, and described A/D converter uses AD7864 chip, institute
Stating control logic module and use EPM7128 chip, described control logic module includes that peripheral module sheet selects control module, AD conversion
Control module, interrupt management module, LCD control module and printer control module.
Operating for convenience, the most supporting keyboard, LCD display and the outer extension memory of arranging of the present invention, keyboard, LCD show
Device and outer extension memory respectively with digital signal processor two-way communication.
In concrete application process, the present invention uses CPLD as logic control device, it is achieved the logic control of system has
Following advantage:
(1) system bulk is reduced: single CPLD has at a relatively high density, and the logic function that can realize is about middle and small scale collection
Becoming several times to tens times of circuit, high density CPLD device even can reach thousand times.Therefore, CPLD device is used can to save sky in a large number
Between, reduce equipment volume.
(2) motility of logical design is strengthened: use CPLD device designed system, can not be existed by standard series device
Restriction in logic function.Any stage during system design and system debug can be right
The logic function of CPLD device is modified, and provides the biggest motility to system design.
(3) shorten the design cycle: owing to CPLD has programmable features, design system required time ratio with it and pass
System mode shortens dramatically, and in debugging and production phase, is adjusted the most simple, convenient and rapid to the logic of CPLD device, it is not necessary to
Rewiring and replacing printed panel.
(4) system processing speed is improved: utilizing CPLD and two-layer configuration to realize any logic function, ratio uses middle and small scale device
Logic progression needed for part is less.This not only simplifies system design, and decrease inter-stage delays, the system that improves processes speed
Degree.
(5) system cost is reduced: use CPLD device designed system, although single CPLD device rule more medium and small than monolithic
The chip more expensive of mould, but owing to CPLD integrated level is high, and test and greatly reduce with the workload assembled, adds to avoid and changes
Become the series of problems such as the redesign that brings of logic and amendment, significantly reduce cost.
(6) reliability of system is improved: decrease quantity and the phase printing chip on board by CPLD device designed system
Line between Hu, thus add average life and the capacity of resisting disturbance of system, improve the reliability of system.
(7) system has encryption function: some High Density Programmable Logic Device such as CPLD and FPGA itself has encryption
Function.Designer chooses Encryption Options when design, and PLD is the most encrypted, and the logic function of device cannot be read
Go out, effectively prevent logical system from being plagiarized.Thus, use the system of Design for Programmable Logic to have confidentiality.
Claims (3)
1. a power dispatching automation data collecting system, it is characterised in that: include digital signal processor, switching value defeated
Enter module, switching value output module, A/D converter, analog input module, multidiameter option switch, control logic module, connect parallel
Mouthful, RS485 interface and RS232 interface, described switching input module and switching value output module respectively with Digital Signal Processing
Device one-way communication, after described analog input module, multidiameter option switch and A/D converter are linked in sequence, output signal passes to number
Word signal processor, described control logic module respectively with A/D switch region and digital signal processor two-way communication, described parallel
Interface and digital signal processor two-way communication, described RS485 interface and RS232 interface all with parallel interface two-way communication.
Power dispatching automation data collecting system the most according to claim 1, it is characterised in that: at described digital signal
Device is the most supporting arranges clock module, CAN interface, monitoring and reset module and printer interface, described clock module, CAN for reason
EBI, monitoring and reset module and printer interface all with digital signal processor two-way communication.
Power dispatching automation data collecting system the most according to claim 2, it is characterised in that: at described digital signal
Reason type number is TMS320LF2407, and described A/D converter uses AD7864 chip, and described control logic module uses
EPM7128 chip, described control logic module includes that peripheral module sheet selects control module, AD conversion control module, interrupt management
Module, LCD control module and printer control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610616383.4A CN106094646A (en) | 2016-07-30 | 2016-07-30 | Power dispatching automation data collecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610616383.4A CN106094646A (en) | 2016-07-30 | 2016-07-30 | Power dispatching automation data collecting system |
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| Publication Number | Publication Date |
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| CN106094646A true CN106094646A (en) | 2016-11-09 |
Family
ID=57478358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610616383.4A Pending CN106094646A (en) | 2016-07-30 | 2016-07-30 | Power dispatching automation data collecting system |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2935221Y (en) * | 2006-07-26 | 2007-08-15 | 柯细勇 | Remote monitoring and controlling element apparatus with electrical energy collection function |
| CN101571563A (en) * | 2009-06-04 | 2009-11-04 | 东方博沃（北京）科技有限公司 | Integrative electric energy quality monitoring terminal |
| CN101799512A (en) * | 2009-12-31 | 2010-08-11 | 清华大学 | Single-terminal failure wave-recording and distance-measuring device facing single space in transformer substation |
| CN202661570U (en) * | 2012-06-28 | 2013-01-09 | 华南理工大学 | Power distribution network power quality integrated monitor based on double DSPs (Digital Signal Processor) |
| CN202940556U (en) * | 2012-09-04 | 2013-05-15 | 北京矿能科技有限公司 | Mining explosion-proof type low-voltage power grid multi-level electric leakage protector |
| CN203038046U (en) * | 2013-01-24 | 2013-07-03 | 北京优科利尔能源设备有限公司 | Control panel |
| US8611403B1 (en) * | 2012-04-13 | 2013-12-17 | Altera Corporation | Apparatus and methods for transceiver power adaptation |
| CN204740469U (en) * | 2015-07-30 | 2015-11-04 | 湖北工业大学 | Power electronic equipment general controls board |
| CN205992148U (en) * | 2016-07-30 | 2017-03-01 | 国网河北省电力公司衡水供电分公司 | Power dispatching automation data collecting system |
-
2016
- 2016-07-30 CN CN201610616383.4A patent/CN106094646A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2935221Y (en) * | 2006-07-26 | 2007-08-15 | 柯细勇 | Remote monitoring and controlling element apparatus with electrical energy collection function |
| CN101571563A (en) * | 2009-06-04 | 2009-11-04 | 东方博沃（北京）科技有限公司 | Integrative electric energy quality monitoring terminal |
| CN101799512A (en) * | 2009-12-31 | 2010-08-11 | 清华大学 | Single-terminal failure wave-recording and distance-measuring device facing single space in transformer substation |
| US8611403B1 (en) * | 2012-04-13 | 2013-12-17 | Altera Corporation | Apparatus and methods for transceiver power adaptation |
| CN202661570U (en) * | 2012-06-28 | 2013-01-09 | 华南理工大学 | Power distribution network power quality integrated monitor based on double DSPs (Digital Signal Processor) |
| CN202940556U (en) * | 2012-09-04 | 2013-05-15 | 北京矿能科技有限公司 | Mining explosion-proof type low-voltage power grid multi-level electric leakage protector |
| CN203038046U (en) * | 2013-01-24 | 2013-07-03 | 北京优科利尔能源设备有限公司 | Control panel |
| CN204740469U (en) * | 2015-07-30 | 2015-11-04 | 湖北工业大学 | Power electronic equipment general controls board |
| CN205992148U (en) * | 2016-07-30 | 2017-03-01 | 国网河北省电力公司衡水供电分公司 | Power dispatching automation data collecting system |
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Application publication date: 20161109 |