CN105278414A - General platform for power system automation devices - Google Patents
General platform for power system automation devices Download PDFInfo
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- CN105278414A CN105278414A CN201510747570.1A CN201510747570A CN105278414A CN 105278414 A CN105278414 A CN 105278414A CN 201510747570 A CN201510747570 A CN 201510747570A CN 105278414 A CN105278414 A CN 105278414A
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- plug
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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
- G05B2219/25033—Pc structure of the system structure, control, syncronization, data, alarm, connect I-O line to interface
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a general platform for power system automation devices, comprising a central processing plug-in, a peripheral plug-in, and a switching input/output plug-in. The central processing plug-in comprises a DSP, a CPLD, a communication circuit, an SPI interface circuit, a dual-port memory, a single-port memory, a watchdog circuit, a ferroelectric memory and a real-time clock, wherein the CPLD, the communication circuit, the SPI interface circuit, the dual-port memory, the single-port memory, the watchdog circuit, the ferroelectric memory and the real-time clock all communicate with the DSP in a two-way mode, and the CPLD and the switching input/output plug-in communicate in a two-way mode. According to the invention, as the hardware is designed into a plug-in type general platform, a stable hardware development platform can be provided for development, there is no need to design separate hardware for different devices, various different power system automation devices based on the platform can be developed quickly on the basis of the hardware platform, the product development cycle is shortened, the quality of development is improved, and the development cost is reduced.
Description
Technical field
The present invention relates to power system automation technology field, particularly relate to Automation of Electric Systems device general-purpose platform.
Background technology
Along with expanding economy, the progress of technology, be industry production or the daily life of the people all proposes more and more higher requirement to the power supply quality of electric system, can realize uninterrupted power supply, even if power-off also necessarily requires, power-off time is short as far as possible, power failure range is little as far as possible.This just requires constantly new technology, new theory to be applied to the links such as the generating of electric system, transmission of electricity, power transformation, distribution and electricity consumption.
There is new challenge in the hardware and software development be applied at present in the Automation of Electric Systems device of the aspects such as protection, observing and controlling, steady control; current most of Automation of Electric Systems device; the situation that general-purpose platform is developed and product development is separated is not broken away from hardware development as automation device for transformer substation, microcomputer protecting device, distributing automation apparatus, fault wave recording device, stabilization control device etc. all the time, is for the concrete hardware configuration of certain concrete Automation of Electric Systems apparatus design mostly.Owing to general-purpose platform not being developed independent from product development institutional framework, design is difficult to the limitation breaking away from a certain product, and technology that can be general is less, often needs to redesign hardware configuration when being applied to other products.The cycle which results in hardware development is long, cost is high, upgrading and difficult in maintenance.Otherness simultaneously due to different device hardware configuration is comparatively large, is also unfavorable for scale and the industrialization of scheduling and planning, adds the complexity of field maintemance.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of Automation of Electric Systems device general-purpose platform, adopt the dongle configuration of general-purpose platform, be convenient to the exploitation carrying out multiple automation equipment on hardware general-purpose platform basis, simplify structure, be convenient to system maintenance, shorten the R&D cycle.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of Automation of Electric Systems device general-purpose platform, comprise central authorities' process plug-in unit, peripheral plug-in unit and On-off signal/output inserter, described central authorities process plug-in unit comprises DSP, CPLD, communicating circuit, SPI interface circuit, double port memory, single port storer, watchdog circuit, ferroelectric memory and real-time clock, described CPLD, communicating circuit, SPI interface circuit, double port memory, single port storer, watchdog circuit, ferroelectric memory and real-time clock all with DSP two-way communication, described CPLD and On-off signal/output inserter two-way communication.
Described peripheral plug-in unit comprises man-machine interface plug-in unit, auxiliary switch amount input plug-in unit, exchanges input plug-in unit, communication plug and power insert, described man-machine interface plug-in unit and communicating circuit two-way communication, described auxiliary switch amount input plug-in unit and the two-way communication of SPI interface circuit, described interchange input plug-in unit and the two-way communication of SPI interface circuit, described communication plug and double port memory two-way communication.
The model of described ferroelectric memory is FM25L512, and the model of real-time clock is DS1320, and the model of watchdog circuit is the model of X25043, CPLD is XC95144XL, and the model of described double port memory is 2DT7025.
The beneficial effect adopting technique scheme to produce is: design by hardware being adopted plug-in type general-purpose platform thought, exploitation is made to have stable hardware development platform, need not be the independent hardware of different apparatus design again, and only need the different function requirements according to device, choose different plug-in unit combinations.Use this hardware development mode, can after hardware general-purpose platform have been developed, the various different Automation of Electric Systems device based on this platform of exploitation rapidly, shorten the construction cycle of product, improve development quality, reduce cost of development, be conducive to forming standardized series of products.Simultaneously, because the device based on same general hardware platform is substantially identical in debugging, maintenance, mode of operation, when in a certain concrete electric system, when having used the different device based on identical platform, the complexity of the operation and maintenance of system will greatly simplify.
Accompanying drawing explanation
Fig. 1 is hardware configuration schematic diagram of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Long for solving the existing power automatic device construction cycle, baroque problem, the invention provides a kind of Automation of Electric Systems device general-purpose platform, comprise central authorities' process plug-in unit, peripheral plug-in unit and On-off signal/output inserter, described central authorities process plug-in unit comprises DSP, CPLD, communicating circuit, SPI interface circuit, double port memory, single port storer, watchdog circuit, ferroelectric memory and real-time clock, described CPLD, communicating circuit, SPI interface circuit, double port memory, single port storer, watchdog circuit, ferroelectric memory and real-time clock all with DSP two-way communication, described CPLD and On-off signal/output inserter two-way communication.
Described peripheral plug-in unit comprises man-machine interface plug-in unit, auxiliary switch amount input plug-in unit, exchanges input plug-in unit, communication plug and power insert, described man-machine interface plug-in unit and communicating circuit two-way communication, described auxiliary switch amount input plug-in unit and the two-way communication of SPI interface circuit, described interchange input plug-in unit and the two-way communication of SPI interface circuit, described communication plug and double port memory two-way communication; The model of described ferroelectric memory is FM25L512, and the model of real-time clock is DS1320, and the model of watchdog circuit is the model of X25043, CPLD is XC95144XL, and the model of described double port memory is 2DT7025.
In embody rule process, the kind of the device that Automation of Electric Systems device comprises is a lot, is mainly divided into two classes.One class is automation equipment; as another kind of in VQC, backup auto-activating device, low cycles unloading device, automatic sub-synchronous device, auto recloser, line-selected earthing device etc. is protection and control device, as New Microcomputer Line Protection Device, stabilization control device, intelligent electrical apparatus release, vacuum switch permanent magnet mechanism intelligent controller, bus differential protection device, line differential protection device, transform er differential protection device, motor differential protection, differential protection for generator device, reserve protection, feeder protection equipment, capacitor protector etc.But it is known by the function analyzing these devices; the general needs of these devices realize the functions such as measurement, protection, control, man-machine interaction, communication; must sample to the analog quantity such as voltage, electric current; gather the switching values such as working state of circuit breaker, on the spot control signal; and export various control and alerting signal; can communicate with host computer simultaneously, carry out man-machine interaction etc.
From above function, Automation of Electric Systems apparatus design can be formed for being processed plug-in unit, interchange tablet plug-in unit, input and output plug-in unit, man-machine interface plug-in unit, communication plug-in unit and power insert by central authorities.For the consideration of system extension, system adds one block of optional plug-in unit auxiliary switch amount input plug-in unit, and general system proposal block diagram as shown in Figure 1.
Central authorities' process plug-in unit mainly transmits data according to interchange plug-in unit by SPI interface and other plug-in units pass the behavior that the data of coming determine whole device, it is the core of whole device, exchange tablet plug-in unit and mainly will convert the manageable small voltage signal of A/D chip to by voltage transformer (VT) or Current Transformer Secondary side electric parameters, converting digital quantity to exchanging tablet DSP process by A/D conversion chip again, exchanging tablet DSP and the digital quantity processed is supplied to CPU card by SPI interface.Input and output plug-in unit mainly completes the functions such as tripping operation outlet, signal outlet, On-off signal.Man-machine interface plug-in unit mainly completes LCD display and input through keyboard.The main finishing device of communication plug-in unit communicates with GPS with control system.Voltage transitions from voltage transformer (VT), electric main or fast saturable reactor is become operating power, installation's power source also simultaneously to capacitor and charge in batteries by power insert.
The present invention designs by hardware being adopted plug-in type general-purpose platform thought, makes exploitation have stable hardware development platform, need not be the independent hardware of different apparatus design again, and only need the different function requirements according to device, chooses different plug-in unit combinations.Use this hardware development mode, can after hardware general-purpose platform have been developed, the various different Automation of Electric Systems device based on this platform of exploitation rapidly, shorten the construction cycle of product, improve development quality, reduce cost of development, be conducive to forming standardized series of products.Simultaneously, because the device based on same general hardware platform is substantially identical in debugging, maintenance, mode of operation, when in a certain concrete electric system, when having used the different device based on identical platform, the complexity of the operation and maintenance of system will greatly simplify.
Claims (3)
1. an Automation of Electric Systems device general-purpose platform, it is characterized in that: comprise central authorities' process plug-in unit, peripheral plug-in unit and On-off signal/output inserter, described central authorities process plug-in unit comprises DSP, CPLD, communicating circuit, SPI interface circuit, double port memory, single port storer, watchdog circuit, ferroelectric memory and real-time clock, described CPLD, communicating circuit, SPI interface circuit, double port memory, single port storer, watchdog circuit, ferroelectric memory and real-time clock all with DSP two-way communication, described CPLD and On-off signal/output inserter two-way communication.
2. Automation of Electric Systems device general-purpose platform according to claim 1, it is characterized in that: described peripheral plug-in unit comprises man-machine interface plug-in unit, auxiliary switch amount input plug-in unit, exchanges input plug-in unit, communication plug and power insert, described man-machine interface plug-in unit and communicating circuit two-way communication, described auxiliary switch amount input plug-in unit and the two-way communication of SPI interface circuit, described interchange input plug-in unit and the two-way communication of SPI interface circuit, described communication plug and double port memory two-way communication.
3. Automation of Electric Systems device general-purpose platform according to claim 2, it is characterized in that: the model of described ferroelectric memory is FM25L512, the model of real-time clock is DS1320, the model of watchdog circuit is X25043, the model of CPLD is XC95144XL, and the model of described double port memory is 2DT7025.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510747570.1A CN105278414A (en) | 2015-11-06 | 2015-11-06 | General platform for power system automation devices |
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| CN201510747570.1A CN105278414A (en) | 2015-11-06 | 2015-11-06 | General platform for power system automation devices |
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| CN105278414A true CN105278414A (en) | 2016-01-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105807686A (en) * | 2016-04-05 | 2016-07-27 | 中国船舶重工集团公司第七〇二研究所 | General isolating type on-off input and output module |
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| US20020045952A1 (en) * | 2000-10-12 | 2002-04-18 | Blemel Kenneth G. | High performance hybrid micro-computer |
| CN102231075A (en) * | 2011-06-25 | 2011-11-02 | 山东科汇电力自动化有限公司 | Common platform of electric power measurement and control apparatus and control method thereof |
| CN203455712U (en) * | 2013-09-28 | 2014-02-26 | 国家电网公司 | Transformer station equipment centralized control and inspection tour online-monitoring system |
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2015
- 2015-11-06 CN CN201510747570.1A patent/CN105278414A/en active Pending
Patent Citations (3)
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| US20020045952A1 (en) * | 2000-10-12 | 2002-04-18 | Blemel Kenneth G. | High performance hybrid micro-computer |
| CN102231075A (en) * | 2011-06-25 | 2011-11-02 | 山东科汇电力自动化有限公司 | Common platform of electric power measurement and control apparatus and control method thereof |
| CN203455712U (en) * | 2013-09-28 | 2014-02-26 | 国家电网公司 | Transformer station equipment centralized control and inspection tour online-monitoring system |
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| 曾伟: "基于嵌入式实时操作系统的电力系统自动化通用平台的研究", 《中国优秀硕士论文全文数据库（电子期刊）工程科技Ⅱ辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105807686A (en) * | 2016-04-05 | 2016-07-27 | 中国船舶重工集团公司第七〇二研究所 | General isolating type on-off input and output module |
| CN105807686B (en) * | 2016-04-05 | 2018-08-10 | 中国船舶重工集团公司第七一二研究所 | A kind of general isolated form On-off signal output module |
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