CN202120116U - Distributed control system - Google Patents
Distributed control system Download PDFInfo
- Publication number
- CN202120116U CN202120116U CN2011202369455U CN201120236945U CN202120116U CN 202120116 U CN202120116 U CN 202120116U CN 2011202369455 U CN2011202369455 U CN 2011202369455U CN 201120236945 U CN201120236945 U CN 201120236945U CN 202120116 U CN202120116 U CN 202120116U
- Authority
- CN
- China
- Prior art keywords
- microprocessor
- power supply
- input
- port
- host computer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Control By Computers (AREA)
Abstract
The utility model discloses a distributed control system which solves the technical problem existing in the prior art. The adopted technical scheme is that the distributed control system includes at least one input/output module, a bus, microprocessors, a power supply node, a host computer, a first power supply, and a second power supply. A bothway port of the input/output module is connected with one end of the bus, and the other end of the bus is connected with one port of a first microprocessor and one port of a second microprocessor. The output terminal of the first power supply and the output terminal of the second power supply are connected with the power supply node. The power supply node is connected with the power supply input terminal of the second microprocessor, the power supply input terminal of the first microprocessor, and the power supply input terminal of the input/output module. The bothway port of the microprocessor is connected with the bothway port of the host computer. The bothway port of the microprocessor is connected with the other bothway port of the host computer. The input/output module is also connected with a driving circuit and an on-site instrument. A remote control device is also included.
Description
Technical field
The utility model relates to a kind of control device that industry spot is carried out production run control that is used for.
Background technology
At present because the industry spot of producing exists the working environment complicacy, interference source is many and big or the like the adverse factors of interference volume; So there is the big and low defective of precision of disturbance in the data of industry spot collection; Also cause the out of control of control device and deadlock easily, so the control of production run often can not realize robotization completely.
The utility model content
Can not full automatic problem in order to solve the production run control that badly causes because of production on-site environment, provide a kind of redundant configuration of utilizing to reduce the on-the-spot influence of disturbing control device, thereby realize that production run controls full automatic control device.
The utility model is achieved through following proposal:
A kind of Distributed Control System (DCS); Comprise at least one input/output module, bus, microprocessor, microprocessor, power supply node, host computer, power supply one and power supply two compositions; A bidirectional port of said input/output module is connected an end of bus; The other end of bus connects a port of microprocessor one and a port of microprocessor two; The output terminal of the output terminal of power supply one and power supply two is connected the power supply node place; Power supply node connects the power input of microprocessor two, the power input of microprocessor one and the power input of input/output module, and a bidirectional port of microprocessor connects a bidirectional port of host computer, and a bidirectional port of microprocessor connects another bidirectional port of host computer; Said input/output module also is connected with field instrument with driving circuit, it is characterized in that: also comprise a remote control.
Further, said remote control also comprises operational module, wireless signal transmitting module.
Further, said host computer (7) also comprises wireless signal receiver module and signal processing module
The Distributed Control System (DCS) of the utility model is done the control computing for one in two microprocessors at work, and another is in monitored state; And the real-time update data, in case the main control microprocessor in the work breaks down, the backup microprocessor gets into duty immediately; Power supply has also been realized redundant configuration, and two power supply parallel connections are used, the current-sharing operation; When one of them broke down, another bore whole loads automatically.The switching of microprocessor is accomplished by the program of patrolling and examining of the fault in the host computer 7.The utility model utilization is redundant to be provided with the production control device of having avoided prior art and to break down and just have to stop using the situation of maintenance; Thereby realized the full automation of production run control; And the microprocessor that the maintainer can warm swap be broken down after breaking down and power supply and do not influence the work of system, do not influence normally carrying out of production yet.The utlity model has reasonable in design, reliable operation, precision is high, antijamming capability is strong and has the advantage of big promotional value.Simultaneously, the technical scheme of the utility model has realized the function to the Long-distance Control of total system, be operate more convenient.
Description of drawings
Fig. 1 is system's composition diagram of the utility model,
Fig. 2 is the workflow diagram of microprocessor among Fig. 1,
Fig. 3 is the workflow diagram that microprocessor one and microprocessor two automatically switch in the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the technical scheme of the utility model is carried out detailed elaboration.
Please in the lump with reference to accompanying drawing 1-3, Fig. 1 is system's composition diagram of the utility model; Fig. 2 is the workflow diagram of microprocessor among Fig. 1; Fig. 3 is the workflow diagram that microprocessor one and microprocessor two automatically switch in the utility model.
This Distributed Control System (DCS) is made up of at least one input/output module 1, bus 2, microprocessor 3, microprocessor 4, power supply node 5, host computer 7, power supply 10 and power supply 11; A bidirectional port of input/output module 1 is connected an end of bus 2; The other end of bus 2 connects a port of microprocessor two and a port of microprocessor one; The output terminal of the output terminal of power supply 10 and power supply 11 is connected power supply node 5 places; Power supply node 5 connects power input, the power input of microprocessor 3 and the power input of input/output module 1 of microprocessor 4; A bidirectional port of microprocessor 3 connects a bidirectional port of host computer 7, and a bidirectional port of microprocessor 4 connects another bidirectional port of host computer 7.The input end that module 1 is stolen out in input is connected with field instrument 9; The data that are used for collection site instrument 9; The output terminal of input/output module 1 is connected with driving circuit 8, is used for controlling and driving industry spot electrical equipment, and wherein this system also comprises a remote control 12; Be used to realize this system is carried out long-range control, be convenient to operation more.
As the optimal technical scheme of the utility model, remote control 12 comprises that also said remote control also comprises operational module (not shown), wireless signal transmitting module (not shown); Host computer 7 also comprises wireless signal receiver module (not shown) and signal processing module (not shown).
The step of the microprocessor of control redundancy configuration is as follows in the host computer 7:
Initial A, the host computer energising is started working;
Start then and patrol and examine microprocessor B, host computer is patrolled and examined the data of microprocessor output;
Then judge the microprocessor output data C that whether makes mistakes, not, promptly return step B;
If make mistakes, just be transformed into the communication port address D;
Send the communication port switching command then to microprocessor E, return step B at last.
The flow process that microprocessor automaticallyes switch in the utility model is as shown in Figure 3, specific as follows:
Microprocessor is waited for the order E1 of host computer;
Microprocessor is received the order E2 of host computer, then judges whether to be switching command E3, not, promptly returns step e 1;
Be then to export control signal and realize that microprocessor switches E4;
To patrolling and examining input/output module E5, patrol and examine and finish to return step e 1 then.
Claims (3)
1. Distributed Control System (DCS); Comprise at least one input/output module (1), bus (2), microprocessor (3), microprocessor (4), power supply node (5), host computer (7), power supply (10) and power supply (11) composition; A bidirectional port of said input/output module (1) is connected an end of bus (2); The other end of bus (2) connects a port of microprocessor (4) and a port of microprocessor (3); The output terminal of the output terminal of power supply (10) and power supply (11) is connected power supply node (5) and locates; Power supply node (5) connects power input, the power input of microprocessor (3) and the power input of input/output module (1) of microprocessor (4); A bidirectional port of microprocessor (3) connects a bidirectional port of host computer (7); A bidirectional port of microprocessor (4) connects another bidirectional port of host computer (7), and said input/output module (1) also is connected with field instrument (9) with driving circuit (8), it is characterized in that: also comprise a remote control (12).
2. Distributed Control System (DCS) according to claim 1 is characterized in that: said remote control (12) also comprises operational module, wireless signal transmitting module.
3. Distributed Control System (DCS) according to claim 1 is characterized in that: said host computer (7) also comprises wireless signal receiver module and signal processing module.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011202369455U CN202120116U (en) | 2011-07-05 | 2011-07-05 | Distributed control system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011202369455U CN202120116U (en) | 2011-07-05 | 2011-07-05 | Distributed control system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202120116U true CN202120116U (en) | 2012-01-18 |
Family
ID=45461167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011202369455U Expired - Fee Related CN202120116U (en) | 2011-07-05 | 2011-07-05 | Distributed control system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202120116U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104122869A (en) * | 2014-07-25 | 2014-10-29 | 华北电力大学(保定) | Integrated external connection optimization control system and method |
-
2011
- 2011-07-05 CN CN2011202369455U patent/CN202120116U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104122869A (en) * | 2014-07-25 | 2014-10-29 | 华北电力大学(保定) | Integrated external connection optimization control system and method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11718331B2 (en) | Non-national standard turnout drive system based on double 2-vote-2 architecture | |
CN106826825B (en) | A kind of more mechanical arm wireless control cabinets and more mechanical arm control systems | |
CN101846998B (en) | Redundant digital electric-hydraulic control system for turbine | |
CN202617154U (en) | Train communication system | |
CN103941625A (en) | Can bus data transmission monitoring system | |
CN104597827A (en) | Smart electric control execution system supporting loop redundancy control and control method thereof | |
CN202120116U (en) | Distributed control system | |
CN203350704U (en) | Communication control system used for nuclear power station secondary circuit condensation water precision processing public system | |
CN103472746B (en) | The redundancy control method of dual master control equipment and dual master control equipment | |
CN207689863U (en) | The analog quantity redundant output device of high reliability | |
CN101424739A (en) | Radar system interface card based on FPGA | |
CN202583779U (en) | Embedded automatic switching control device | |
CN202230362U (en) | Industrial control system | |
CN103580972A (en) | PROFIBUS-DP and MODBUS protocol conversion device and implementation method | |
CN211859735U (en) | Dual-power automatic switching monitoring system | |
CN209233854U (en) | A kind of redundancy control system based on Profibus network | |
CN101436043B (en) | Communication method of communication server | |
CN1595313A (en) | Distributed control system and method for controlling microprocessor of redundant configuration therein | |
CN2657096Y (en) | Centralized and decentralized control system | |
CN113699558A (en) | STM 32-based water electrolysis hydrogen production equipment redundancy control device | |
CN205139629U (en) | Distributed control system for viscose fiber | |
CN109721011A (en) | Modular redundancy control method and system for aerial work vehicle | |
CN105840481B (en) | A kind of changeable water supply controller based on CAN | |
CN203676099U (en) | Automatic switching system for pure water frequency converter | |
CN205638881U (en) | Water supply control ware based on CAN bus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20120705 |