CN104038394A - High-reliability electronic control system - Google Patents
High-reliability electronic control system Download PDFInfo
- Publication number
- CN104038394A CN104038394A CN201410222092.8A CN201410222092A CN104038394A CN 104038394 A CN104038394 A CN 104038394A CN 201410222092 A CN201410222092 A CN 201410222092A CN 104038394 A CN104038394 A CN 104038394A
- Authority
- CN
- China
- Prior art keywords
- signal processing
- communication link
- link
- actuator
- control
- 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.)
- Granted
Links
Landscapes
- Safety Devices In Control Systems (AREA)
Abstract
A high-reliability electronic control system comprises a rear-end instruction control device and a front-end signal processing device which are connected with a general control network communication link; the rear-end instruction control device is used for receiving control instructions of an upper system to form control data to be transmitted to a general control network or a data bus and receiving feedback data of the front-end signal processing device through the general control network or the data bus; the front-end signal processing device is used for receiving the control data through the general control network to form control signals of an execution mechanism to be transmitted to the execution mechanism and collecting state feedback signals of the execution mechanism and a control link to form control link feedback data to be transmitted to the general control network. According to the high-reliability electronic control system, a flexible reliable double-network composite type network structure can be established, redundancy of the integral system chain is mutually backup, the error and the failure of the control signals and output signals are completely avoided, and the reliability of the system is greatly improved.
Description
Technical field
The present invention relates to a kind of control system, particularly relate to a kind of control system for big machinery.
Background technology
In business activity flat pad, electric-control system is the important corollary equipment of flat pad, flat pad electric-control system is mainly used in the exhibition receipts of the lifting of flat pad supporting arm, water conservancy diversion cover plate, the folding of umbilical tower fork, the various compulsory exercises such as lifting of conversion equipment to control, and guarantees completing smoothly of flat pad action.As the basis of follow-up work, to electric-control system, need to there is very high reliability requirement, guarantee the smooth execution of task.
In existing system, exist potential control dangerous, electric-control system is in master control network front end, and electric control system controls link is single, once there is Single Point of Faliure in electric control system controls link, electric-control system cannot be found in time and judge, more cannot correct and repair.And then can cause the control result of actuator to occur deviation, make the linkage process of big machinery occur disturbing, directly cause upper control system cannot obtain the accurate location of fault type, be forced to make the judgement that stops whole firing process, waste launch cost and time cost.
Summary of the invention
The object of this invention is to provide a kind of high reliability electric-control system, solve control signal and transmit and be obstructed when transmission link breaks down, cannot carry out the correct technical problem of controlling to actuator.
High reliability electric-control system of the present invention, comprises the rear end CCE being connected with master control network communication link and the front end signal processing unit being connected with master control network communication link, wherein:
Rear end CCE, for receiving the control command of Upper system, formation control data are sent to master control network or data/address bus, by the feedback data of master control network or data/address bus receiving front-end signal processing apparatus;
Front end signal processing unit, for being received and controlled data by master control network, the control signal that forms actuator transfers to actuator, gathers the state feedback signal of actuator and control link, and formation control link feedback data transfers to master control network.
Described front end signal processing unit comprises communication link jockey, signal processing apparatus and signal link jockey, wherein:
Communication link jockey, for providing compatible communication protocol port and master control network to set up communication link, for providing compatible host-host protocol port and signal processing apparatus to set up communication link, complete the data/signal conversion between communication protocol and host-host protocol, as the part of control link;
Signal processing apparatus, for controlling the control signal of data formation actuator, and accept the state feedback signal formation feedback data of transducer and actuator in actuator, the part of compatible up, downlink transfer protocol port as control link is provided;
Signal link jockey, for providing compatible host-host protocol port and signal processing apparatus to set up communication link, for providing compatible signaling conversion circuit interface and actuator's transducer and actuator to set up signal input and output link, as the part of control link.
Described communication link jockey comprises the first communication link jockey and second communication link connection device, described signal processing apparatus comprises first signal processing unit and secondary signal processing unit, described signal link jockey comprises first signal link connection device and secondary signal link connection device, wherein:
The first communication link jockey is set up three communication links, article one, communication link connects master control network, second communication link connects a uplink protocol port of first signal processing unit, the 3rd communication link connects a uplink protocol port of secondary signal processing unit, second communication link connection device is set up three communication links, article one, communication link connects master control network, second communication link connects another uplink protocol port of first signal processing unit, the 3rd communication link connects another uplink protocol port of secondary signal processing unit,
First signal link connection device is set up three communication links, article one, communication link connects a downlink transfer protocol port of first signal processing unit, second communication link connects a downlink transfer protocol port of secondary signal processing unit, article three, link connection connects respectively transducer and the actuator in actuator, secondary signal link connection device is set up three communication links, article one, communication link connects a downlink transfer protocol port of first signal processing unit, second communication link connects a downlink transfer protocol port of secondary signal processing unit, the 3rd communication link connects respectively respective sensor and the actuator in actuator.
Also comprise standby data/address bus, the 3rd signal processing apparatus and the 3rd signal link jockey, wherein:
Standby data/address bus connects respectively uplink protocol port and the rear end CCE of the 3rd signal processing apparatus,
The 3rd signal link jockey is set up two communication links, and article one communication link connects the downlink transfer protocol port of the 3rd signal processing apparatus, and second communication link connects respectively respective sensor and the actuator in actuator.
High reliability electric-control system of the present invention is built into two net compound network frameworks, whole system link backup redundancy, avoided the wrong of control command and output signal completely and lost efficacy, increased substantially the reliability of system, to entering the control project of transmitting flow process, provide effective guarantee, improved ability and degree of stability that flat pad completes launch mission.
Below in conjunction with accompanying drawing, embodiments of the invention are described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of high reliability electric-control system of the present invention; .
Embodiment
As shown in Figure 1, the high reliability electric-control system of the present embodiment is divided into the rear end CCE 100 being connected with master control network 200 communication links and the front end signal processing unit 300 being connected with master control network 200 communication links, wherein:
Rear end CCE 100, for receiving the control command of Upper system, formation control data are sent to master control network 200 or data/address bus, by the feedback data of master control network 200 or data/address bus receiving front-end signal processing apparatus 300;
Front end signal processing unit 300, for receiving and control data by master control network 200, the control signal that forms actuator transfers to actuator 400, gathers the state feedback signal of actuator and control link, and formation control link feedback data transfers to master control network 200.By the height suitability of master control network 200, can set up Redundant Control link and multifarious Linktype flexibly in rear end CCE 100 and 300 of front end signal processing unit.
In the present embodiment, front end signal processing unit 300 comprises communication link jockey, signal processing apparatus and signal link jockey, wherein:
Communication link jockey, for providing compatible communication protocol port and master control network 200 to set up communication link, for providing compatible host-host protocol port and signal processing apparatus to set up communication link, complete the data/signal conversion between communication protocol and host-host protocol, as the part of control link;
Signal processing apparatus, for controlling the control signal of data formation actuator 400, and accept the state feedback signal formation feedback data of transducer and actuator in actuator 400, the part of compatible up, downlink transfer protocol port as control link is provided;
Signal link jockey, for providing compatible host-host protocol port and signal processing apparatus to set up communication link, for providing compatible signaling conversion circuit interface and actuator's 400 transducers and actuator to set up signal input and output link, as the part of control link.
In the present embodiment, comprise the first communication link jockey 311 and second communication link connection device 312, first signal processing unit 321 and secondary signal processing unit 322, first signal link connection device 331 and secondary signal link connection device 332, wherein:
The first communication link jockey 311 is set up three communication links, article one, communication link connects master control network 200, second communication link connects a uplink protocol port of first signal processing unit 321, the 3rd communication link connects a uplink protocol port of secondary signal processing unit 322, second communication link connection device 312 is set up three communication links, article one, communication link connects master control network 200, second communication link connects another uplink protocol port of first signal processing unit 321, the 3rd communication link connects another uplink protocol port of secondary signal processing unit 322,
First signal link connection device 331 is set up three communication links, article one, communication link connects a downlink transfer protocol port of first signal processing unit 321, second communication link connects a downlink transfer protocol port of secondary signal processing unit 322, the 3rd communication link connects and connects respectively transducer and the actuator in actuator, secondary signal link connection device 332 is set up three communication links, article one, communication link connects a downlink transfer protocol port of first signal processing unit 321, second communication link connects a downlink transfer protocol port of secondary signal processing unit 322, article three, link connects respectively respective sensor and the actuator in actuator 400.
In the present embodiment, also comprise standby data/address bus, the 3rd signal processing apparatus 323 and the 3rd signal link jockey 333, wherein:
Standby data/address bus connects respectively uplink protocol port and the rear end CCE 100 of the 3rd signal processing apparatus 323,
The 3rd signal link jockey 333 is set up two communication links, and article one communication link connects the downlink transfer protocol port of the 3rd signal processing apparatus 323, and second communication link connects respectively respective sensor and the actuator in actuator 400.
On the basis of the present embodiment, front end signal processing unit 300 adopts RX7i and the RX3i series Programmable logic Controller (PLC) of GE company, be built into the automatic control mode of two net compound network Framework Models, by the processor module of Programmable Logic Controller, power module and backplane controller form paired signal processing apparatus, the port plate of backplane controller configuration different communication protocol and host-host protocol completes the link redundancy configuration with each communication link jockey and signal link jockey, the communication link of communication link jockey configuration redundance connects master control network, the communication link of signal link jockey configuration redundance connects identical transducer and the actuator in actuator.Whole system forms the control link of redundancy, and system reliability is guaranteed.The control link that further standby data/address bus separate connection forms under whole system automatic control mode as signal checking feedback device, in the situation that automatic control mode loses efficacy, as current control link, guaranteed as the heavy mechanical equipment running of actuator reliable.Each complete control link can be to be configured as different data transmission link types, makes full use of the feature of different transmission channels, realizes effective verification of controlling data.
Whole system not only realizes the mutually standby redundancy between different substations in input/output module, on network link node, also carried out dual communication module in looped network build.By being connected with standby data/address bus, realization is equivalent to control command and the important output signal under automatic control mode, for the Artificial Control under network or the inefficacy of part automatic control mode, the system maintaining under automatic mode inefficacy is normally moved, and improves system reliability.
Above-described embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; design under the prerequisite of spirit not departing from the present invention; various distortion and improvement that those of ordinary skills make technical scheme of the present invention, all should fall in the definite protection range of the claims in the present invention book.
Claims (4)
1. a high reliability electric-control system, it is characterized in that: comprise the rear end CCE (100) being connected with master control network (200) communication link and the front end signal processing unit (300) being connected with master control network (200) communication link, wherein:
Rear end CCE (100), for receiving the control command of Upper system, formation control data are sent to master control network (200) or data/address bus, by the feedback data of master control network (200) or data/address bus receiving front-end signal processing apparatus (300);
Front end signal processing unit (300), for receiving and control data by master control network (200), the control signal that forms actuator (400) transfers to actuator (400), the state feedback signal that gathers actuator and control link, formation control link feedback data transfers to master control network (200).
2. high reliability electric-control system according to claim 1, is characterized in that: described front end signal processing unit (300) comprises communication link jockey, signal processing apparatus and signal link jockey, wherein:
Communication link jockey, for providing compatible communication protocol port and master control network (200) to set up communication link, for providing compatible host-host protocol port and signal processing apparatus to set up communication link, complete the data/signal conversion between communication protocol and host-host protocol, as the part of control link;
Signal processing apparatus, for controlling the control signal of data formation actuator (400), and accept the state feedback signal formation feedback data of transducer and actuator in actuator (400), the part of compatible up, downlink transfer protocol port as control link is provided;
Signal link jockey, for providing compatible host-host protocol port and signal processing apparatus to set up communication link, for providing compatible signaling conversion circuit interface and actuator's (400) transducer and actuator to set up signal input and output link, as the part of control link.
3. high reliability electric-control system according to claim 2, it is characterized in that: described communication link jockey comprises the first communication link jockey (311) and second communication link connection device (312), described signal processing apparatus comprises first signal processing unit (321) and secondary signal processing unit (322), described signal link jockey comprises first signal link connection device (331) and secondary signal link connection device (332), wherein:
The first communication link jockey (311) is set up three communication links, article one, communication link connects master control network (200), second communication link connects a uplink protocol port of first signal processing unit (321), the 3rd communication link connects a uplink protocol port of secondary signal processing unit (322), second communication link connection device (312) is set up three communication links, article one, communication link connects master control network (200), second communication link connects another uplink protocol port of first signal processing unit (321), the 3rd communication link connects another uplink protocol port of secondary signal processing unit (322),
First signal link connection device (331) is set up three communication links, article one, communication link connects a downlink transfer protocol port of first signal processing unit (321), second communication link connects a downlink transfer protocol port of secondary signal processing unit (322), article three, link connection connects respectively transducer and the actuator in actuator, secondary signal link connection device (332) is set up three communication links, article one, communication link connects a downlink transfer protocol port of first signal processing unit (321), second communication link connects a downlink transfer protocol port of secondary signal processing unit (322), the 3rd communication link connects respectively respective sensor and the actuator in actuator (400).
4. high reliability electric-control system according to claim 3, is characterized in that: also comprise standby data/address bus, the 3rd signal processing apparatus (323) and the 3rd signal link jockey (333), wherein:
Standby data/address bus connects respectively uplink protocol port and the rear end CCE (100) of the 3rd signal processing apparatus (323),
The 3rd signal link jockey (333) is set up two communication links, article one, communication link connects the downlink transfer protocol port of the 3rd signal processing apparatus (323), and second communication link connects respectively respective sensor and the actuator in actuator (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410222092.8A CN104038394B (en) | 2014-05-23 | 2014-05-23 | High reliability electric-control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410222092.8A CN104038394B (en) | 2014-05-23 | 2014-05-23 | High reliability electric-control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104038394A true CN104038394A (en) | 2014-09-10 |
| CN104038394B CN104038394B (en) | 2018-05-11 |
Family
ID=51468988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410222092.8A Active CN104038394B (en) | 2014-05-23 | 2014-05-23 | High reliability electric-control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104038394B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444532A (en) * | 2016-11-16 | 2017-02-22 | 北京航天发射技术研究所 | A software and hardware autonomously controllable launching vehicle control system configuration |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101018086A (en) * | 2006-02-10 | 2007-08-15 | 大唐移动通信设备有限公司 | Synchronization receiving and transmitting control method and system of relay amplifier in the TD-SCDMA system |
| CN101316352A (en) * | 2008-07-01 | 2008-12-03 | 中兴通讯股份有限公司 | Method and device for implementing multiple pictures of conference television system, video gateway and implementing method thereof |
| CN102929225A (en) * | 2012-10-16 | 2013-02-13 | 谭日新 | Control method, control device and operation desk for engineering mechanical equipment |
-
2014
- 2014-05-23 CN CN201410222092.8A patent/CN104038394B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101018086A (en) * | 2006-02-10 | 2007-08-15 | 大唐移动通信设备有限公司 | Synchronization receiving and transmitting control method and system of relay amplifier in the TD-SCDMA system |
| CN101316352A (en) * | 2008-07-01 | 2008-12-03 | 中兴通讯股份有限公司 | Method and device for implementing multiple pictures of conference television system, video gateway and implementing method thereof |
| CN102929225A (en) * | 2012-10-16 | 2013-02-13 | 谭日新 | Control method, control device and operation desk for engineering mechanical equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444532A (en) * | 2016-11-16 | 2017-02-22 | 北京航天发射技术研究所 | A software and hardware autonomously controllable launching vehicle control system configuration |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104038394B (en) | 2018-05-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110361979B (en) | Safety computer platform in railway signal field | |
| CN103455005B (en) | Controller redundancy and switching method | |
| CN205068381U (en) | A secure computer platform for track traffic | |
| US7783915B2 (en) | Automation system and a method and input/output assembly therefore | |
| CN105388890A (en) | Safety computer system for train control | |
| US10581633B2 (en) | Automation device for the redundant control of a bus subscriber | |
| CN204156887U (en) | For the locomotive communicating system of fixed-interlock train | |
| CN203240965U (en) | Dual-redundancy remote launch-control system for carrier rocket | |
| CN103822539A (en) | Rocket ground test control system based on redundant structure | |
| CN102763087B (en) | Method and system for realizing interconnection fault-tolerance between CPUs | |
| CN104038394A (en) | High-reliability electronic control system | |
| CN104176070B (en) | A kind of CCU of high speed motor car network control system | |
| CN103401748A (en) | Shield machine hot standby control system and method | |
| CN203876779U (en) | 64D block machine based on DTMF communication | |
| US7944157B2 (en) | Dual ring dedicated drive control system for medium voltage variable frequency drives | |
| CN205318374U (en) | Redundant circuit of RS -232 serial ports | |
| EP3316260A1 (en) | Safety control system for nuclear power plant | |
| CN105629832A (en) | No-transmit-receive-control-end RS485 transmit-receive automatic switching isolation circuit and method thereof | |
| CN104296597B (en) | Movable launch platform long distance electric control system | |
| JPS586639A (en) | Data transmitter | |
| CN101964215A (en) | Nuclear power station machine set power control system | |
| RU2662804C1 (en) | Control system of high voltage thyristor valve | |
| CN111294265A (en) | DCS (distributed control system) double-path non-switching same-duplex modbus communication system and method | |
| CN107942779B (en) | LEU handles board | |
| CN105867881A (en) | Communication method and data interaction device for robots |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |