CN113071648A - Full-digital control system based on safe high-speed autonomous bus - Google Patents
Full-digital control system based on safe high-speed autonomous bus Download PDFInfo
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- CN113071648A CN113071648A CN202110344268.7A CN202110344268A CN113071648A CN 113071648 A CN113071648 A CN 113071648A CN 202110344268 A CN202110344268 A CN 202110344268A CN 113071648 A CN113071648 A CN 113071648A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/18—Use of propulsion power plant or units on vessels the vessels being powered by nuclear energy
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/21—Control means for engine or transmission, specially adapted for use on marine vessels
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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
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
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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
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T70/50—Measures to reduce greenhouse gas emissions related to the propulsion system
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Abstract
The invention provides a full digital control system based on a safe high-speed autonomous bus, which greatly reduces the number of equipment and cables, reduces personnel organization and improves the intelligence and reliability level of the system by adopting a flat system structure and the full digital control system based on the safe high-speed autonomous bus; the integrated and full-digital control of the control system of the submarine nuclear power device is realized, and the submarine nuclear power device is efficiently and reliably measured, controlled, protected and operated. The invention adopts the acquisition control module based on the rapid algorithm scheduling to realize the dynamic automatic reconfiguration of the system function and the automatic start and function recovery under the condition of failure of any control module, thereby further improving the reliability of the system. The invention adopts the design of the auxiliary decision support function based on big data mining and fault diagnosis, develops the designs of on-line fault diagnosis, auxiliary decision support and the like, and improves the intelligent level of the system.
Description
Technical Field
The invention belongs to the technical field of control, and particularly relates to a full-digital control system based on a safe high-speed autonomous bus.
Background
The literature data about foreign submarine nuclear power plants shows that the development of submarine nuclear power plant control systems is roughly improved by three times of digital upgrading, and the automation and digitization levels are continuously improved from analog control, digital-analog mixed control to digital control. Foreign nuclear submarines generally adopt a 'three-horizontal three-vertical' system structure of an operation management layer, a control and protection layer and an input and output layer, and realize digital control of nuclear power of the submarines. However, the increase in the digitization level also increases the number of cables used on the submarine, and the reliability requirements for the digital control equipment are further increased.
The conventional submarine nuclear power digital control system still adopts a traditional measuring instrument, the measuring instrument is connected to control equipment through a large number of cables, all monitoring of the whole power system is completed by 3-4 operators in a control room, the intelligent level of the system is not high, system faults are generally analyzed and judged by the operators, and the nuclear power device is easily stopped and stopped due to the fault of a single control device.
The control system of the marine nuclear power plant generally adopts a three-transverse three-longitudinal architecture of an operation management layer, a control and protection layer and an input and output layer. The sensors/transducers, valve actuators and pump starter/transducers of the input and output layers are typically connected to the control and protection layer equipment by hard wiring, requiring a large number of signal cables and control cables. The control and protection layer is connected with the operation management layer device through a bus or an Ethernet, and a hard-wired redundant communication mode needs to be reserved for necessary operations related to core security.
The traditional control system of the nuclear power device for the ship generally adopts a three-layer system structure of an operation management layer, a control and protection layer and an input and output layer.
The design basis of the auxiliary decision support system of the nuclear power for the ship is weak, the function of an electronic manual is only preliminarily realized at present, and the distance between intellectualization and practicability is large.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the control system is a fully digital control system based on a safe high-speed autonomous bus, and integration of the control system of the submarine nuclear power device is realized.
The technical scheme adopted by the invention for solving the technical problems is as follows: a full digital control system based on a safe high-speed autonomous bus comprises a two-layer system structure consisting of an input/output layer and an operation monitoring layer, wherein the input/output layer is connected with the operation monitoring layer through the safe high-speed autonomous bus for communication; the input and output layer comprises an intelligent sensor and an actuating mechanism which adopt a safety type high-speed autonomous bus interface protocol based on the field bus standard; the intelligent sensor is used for acquiring physical signals in the operation process of the system, converting the physical signals into measurement data in the form of electric signals and sending the measurement data to the bus; the execution mechanism is used for receiving the control signal on the bus and executing the action; the operation monitoring layer comprises a monitoring device, an auxiliary device and a storage device which adopt a safety type high-speed autonomous bus interface protocol based on the field bus standard; the monitoring device, the auxiliary device and the storage device are communicated by adopting redundant Ethernet connection; the monitoring device comprises an acquisition control module and a panel; the acquisition control module is used for acquiring data of the intelligent sensor through the safe high-speed autonomous bus, processing the data, performing logic operation and issuing a control instruction to the safe high-speed autonomous bus control execution mechanism; the panel is used for displaying the operating parameters and the system states of the first loop process system and the second loop process system of the nuclear power device to operators in a centralized manner, giving alarms to the operators in abnormal and fault states in a centralized manner and providing centralized operation for the operators; the auxiliary device is used for judging the system state according to the measurement data, obtaining the state data and the fault data of the system, making a decision according to the system state and controlling the action of the actuating mechanism; the storage device is used for storing the measurement data, the state data and the fault data.
According to the scheme, the intelligent sensor comprises a nuclear power detector, a pressure sensor, a differential pressure sensor, a liquid level sensor, a temperature sensor, a thermocouple sensor, a thermal resistance sensor, a voltage sensor and a current sensor; the actuating mechanism comprises a valve actuating mechanism, a pump set starter and a pump set frequency converter.
Furthermore, the system also comprises a nuclear measuring instrument and a protection logic module; the intelligent sensor also comprises a rod position measuring device and a safety level measuring instrument; the actuating mechanism also comprises a safety-level actuating mechanism; the monitoring device is respectively connected with the nuclear measuring instrument, the protection logic module, the valve actuating mechanism and the pump set starter by redundant hard wires; the nuclear measuring instrument and the protection logic module are connected by adopting redundant hard wiring; the nuclear measuring instrument is respectively connected with the nuclear power detector, the rod position measuring device, the safety level measuring instrument and the safety level actuating mechanism by adopting redundant hard wiring; the protection logic module is respectively connected with the nuclear power detector, the rod position measuring device, the safety level measuring instrument and the safety level executing mechanism by adopting redundant hard wiring.
According to the scheme, the auxiliary device comprises an auxiliary database module, a fault diagnosis module, a fault analysis module, an operation guidance module and a human-computer interaction module; the database module is connected with the storage device and used for acquiring the measurement data, the state data and the fault data from the storage device and sending the measurement data, the state data and the fault data to the fault diagnosis module; the fault diagnosis module is respectively connected with the database module, the fault analysis module and the human-computer interaction module and is used for judging fault data and respectively sending the judgment result to the database module, the fault analysis module and the human-computer interaction module; the fault analysis module is connected with the operation guidance module and used for analyzing the fault type and the severity level according to the judgment result and locking the scheduling operation guidance module; the operation guidance module is respectively connected with the database module and the human-computer interaction module and is used for respectively sending corresponding operation guidance to the database module and the human-computer interaction module under different states including normal state, abnormal state and fault state; the man-machine interaction module is used for guiding an operator to complete operation under abnormal and fault working conditions.
Further, the operation guidance module comprises a normal operation guidance module and an abnormal and fault operation guidance module.
According to the scheme, the panel comprises a first area, a second area and a third area; the first area is used for redundantly displaying important parameters related to the nuclear safety so as to ensure effective monitoring of the operation of the nuclear power plant; the second area comprises an alarm light board with an indicator light, and the alarm light board is used for carrying out graded alarm on alarm information of the nuclear power device and reminding an operator to carry out processing in time; the third area comprises a switch, a button and a knob, and is used for operating equipment of the nuclear power process system and performing centralized operation on the nuclear power device by operators.
Furthermore, the second area does not display abnormal information and alarm signals in a normal state, and the nuclear power device operates in an automatic control mode without intervention of operators; the alarm light-character board in the second area is triggered in an abnormal state to remind an operator to monitor important parameters of the second area according to the alarm information; and the second area displays fault information in a fault state, and reminds an operator to switch the automatic control mode into a manual control mode through the third area to intervene on the abnormity or the fault.
According to the scheme, the acquisition control module comprises 2 paths of power supply interfaces and 1 path of 100M/1000M safety type high-speed autonomous bus interface; each acquisition control module is used for realizing the control function of part of process subsystems of the nuclear power plant.
According to the scheme, the monitoring device also comprises a redundancy acquisition control module for online hot backup; the redundant acquisition control module is used for interlocking automatic triggering and putting into operation when a certain acquisition control module fails, so that automatic reconfiguration of a system control function is realized, and the reliability of a control system is effectively improved.
The invention has the beneficial effects that:
1. the full-digital control system based on the safe high-speed autonomous bus realizes the integration and full-digital control of the control system of the submarine nuclear power device by adopting a flat system structure and the full-digital control system based on the safe high-speed autonomous bus, and efficiently and reliably measures, controls, protects and operates the submarine nuclear power device.
2. The invention adopts a flat system structure, thereby greatly reducing the number of equipment; through the design of a full digital control system, a safety high-speed autonomous bus based on a field bus standard is adopted to connect all devices of an input/output layer and an operation monitoring layer of the control system, so that the control system is from one network to the bottom, has the capabilities of a fast scheduling algorithm, accurate clock synchronization and the like, and greatly reduces the cable consumption of the system;
3. the invention adopts an intelligent coordination control algorithm, rapid algorithm scheduling software and advanced decision support software to realize safe and reliable operation control of the nuclear power device, and realizes high integration of operation and control of the marine nuclear power device by developing function centralization and function partition designs such as centralized display, centralized alarm, centralized operation and control and the like of the operation monitoring equipment of the control system, wherein 1 person can complete the operation and control of the whole power system when the normal value is more in operation, thereby reducing personnel establishment and improving the intelligence and reliability level of the system.
3. The invention adopts the acquisition control module based on the rapid algorithm scheduling, thereby realizing the dynamic automatic reconstruction of the system function; the acquisition control module of the integrated monitoring device is connected by adopting a safe high-speed autonomous bus, and the standby acquisition control module performs online hot backup, so that automatic starting and function recovery through the standby control module are realized under the condition that any control module fails, and the reliability of the system is further improved.
4. The invention adopts the design of the auxiliary decision support function based on big data mining and fault diagnosis, and develops the designs of on-line fault diagnosis, auxiliary decision support and the like through the maximum potential of the mining data, thereby improving the intelligent level of the system.
Drawings
FIG. 1 is a schematic block diagram of an embodiment of the present invention.
Fig. 2 is a schematic block diagram of an intelligent aid decision support apparatus according to an embodiment of the present invention.
Fig. 3 is an external view of an embodiment of the present invention.
Fig. 4 is a schematic block diagram of a redundancy design of an acquisition control module according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and embodiments, in terms of a fully digital control system architecture, intelligent decision support, highly integrated monitoring devices, highly reliable acquisition control modules, advanced algorithm design, and reliable software development.
(1) Fully digital control system and flat architecture
Referring to fig. 1, the full-digital control system of the invention adopts an intelligent sensor/transmitter supporting a safe high-speed autonomous bus, realizes the connection between input and output layer equipment and operation monitoring layer equipment through bus communication, and reserves a hard-wired redundant communication mode for necessary operations related to nuclear safety. The whole control system is enabled to be 'one network to the bottom' by adopting the safe high-speed autonomous bus, and full digital control is really realized.
The invention adopts a two-layer system structure of an operation monitoring layer and an input and output layer in full digitalization (see attached figure 1). The nuclear power detector, the pressure sensor, the differential pressure sensor, the liquid level sensor, the temperature sensor, the thermocouple sensor, the thermal resistance sensor, the voltage sensor, the current sensor and other measuring instruments of the input and output layer, as well as the actuating mechanisms of various valves, the starter of the pump group or the field devices of the frequency converter and other field devices adopt a safety type high-speed autonomous bus interface protocol based on the field bus standard. The operation monitoring equipment also adopts a safety type high-speed autonomous bus interface protocol based on the field bus standard. The equipment of the operation monitoring layer and the input and output layer are interconnected and intercommunicated through two redundant communication modes of a safe high-speed autonomous bus and an Ethernet, and a hard-wired redundant communication mode is reserved for necessary operation related to nuclear safety. The safety type high-speed autonomous bus is adopted to enable the whole control system to be 'one network to the bottom', and the full-digital control of the marine nuclear power system is really realized.
The full-digital control system adopts a safe high-speed autonomous bus based on the field bus standard, and the operation data and the data of normal state, abnormal state or fault state of the input and output layer of the measuring instrument, the valve actuating mechanism, the pump set starter, the frequency converter and other equipment are transmitted to the nuclear power operation data storage device through the bus.
The invention cancels the traditional control and protection layer, and the functions of the invention are integrated by the integrated monitoring device of the operation monitoring layer. The design of the flat system structure greatly reduces the number of the devices of the original control and protection layer and also reduces the number of cables of the control system. Meanwhile, the method also has the capabilities of fast scheduling algorithm, accurate clock synchronization and the like.
(2) Intelligent aid decision support device
Referring to fig. 2, the intelligent aid decision support device of the present invention obtains measurement data, status data, and fault data of the nuclear power plant in real time through the high-speed ethernet, and sends all the data to the fault diagnosis unit in real time through the intelligent aid decision support database; the fault diagnosis unit judges the fault characteristic data of the system or the equipment and sends a fault result to the fault analysis module, the fault analysis module interlocks and dispatches the operation guidance unit according to the fault type and the severity grade, the operation guidance in the intelligent assistant decision support database is output to a human-computer interface of the intelligent assistant decision support software, and an operator is guided to complete the operation under the abnormal and accident conditions.
(3) Highly integrated monitoring device
Referring to fig. 3, the integrated monitoring device of the full digital control system is designed to fully develop human-computer efficacy and function partition, centralized display, centralized alarm and centralized operation are performed on the operation of the nuclear power device, an intelligent coordination control algorithm, rapid algorithm scheduling software and advanced decision support software are adopted, so that the control task of a control room of the power system is intelligentized, personnel stations are highly integrated, and the control of the whole power system can be completed by 1 person when the system is operated at normal value.
The integrated monitoring device adopts a touchable liquid crystal display to display the operation parameters of the first and second loop process systems of the nuclear power device and the states of the system and equipment; a centralized display area of the integrated monitoring device is used for performing redundant display on important parameters related to nuclear safety by adopting a digital liquid crystal instrument, so that the effective monitoring on the operation of the nuclear power device is ensured; the centralized alarm area of the integrated monitoring device adopts an alarm light character board with an indicator light to carry out graded alarm on the alarm information of the nuclear power device and remind an operator to carry out processing in time; the centralized operation area of the integrated monitoring device, the switches, the buttons, the knobs and the like which are arranged in the centralized operation area can be used for operating the nuclear power process system equipment to perform centralized operation on the nuclear power device.
Under normal working conditions, the operation of the nuclear power device adopts an automatic control mode without human intervention. Under the abnormal or fault working condition, the corresponding alarm light character plate in the centralized alarm area is triggered, an operator monitors important parameters of the centralized display area in time according to alarm information, when the operator is required to intervene, the corresponding automatic control loop is switched to a manual mode on the centralized operation area of the integrated monitoring device, the controlled object of the process system is remotely controlled and operated on the integrated monitoring device through screen soft operation or hard operation of an operation panel, the abnormality or fault is intervened in time, and the operation safety of the nuclear power device is ensured.
(4) High-reliability acquisition control module
Referring to fig. 4, the integrated monitoring device adopts a high-reliability redundancy-designed acquisition control module based on a safe high-speed autonomous bus protocol to realize the functions of data acquisition, data processing, logic operation, control instruction issuing and the like of the nuclear power device; each acquisition control module realizes the control function of a part of process subsystems of the nuclear power device and is provided with 2 paths of power supply interfaces and 1 path of 100M/1000M safety type high-speed autonomous bus interfaces. In addition, in order to ensure high reliability of functions of the integrated monitoring device, a few of on-line hot backup multifunctional acquisition control modules are configured, when a certain acquisition control module fails, automatic judgment is carried out through fast algorithm scheduling software, the multifunctional acquisition control modules can be automatically triggered and put into operation in an interlocking mode, automatic reconfiguration of system control functions is achieved, and reliability of a control system is effectively improved.
The functions of data acquisition, data processing and logic operation, control instruction issuing and the like of the nuclear power device are all realized by an acquisition control module in the integrated monitoring device. The running data and state data of the measuring instrument, the valve actuating mechanism, the pump set starter, the frequency converter and other equipment of the input and output layer of the full digital control system are all sent to the acquisition control module through the safe high-speed bus, and after the acquisition control module processes the data and performs logical operation on the data, the acquisition control module sends control instructions to the field actuating mechanisms of the valve actuating mechanism, the pump set starter, the frequency converter and the like to control the field actuating mechanisms to execute corresponding actions, so that the safe running of the nuclear power device is completed.
(5) Advanced algorithm design and reliable software development
The full digital control system largely adopts software technology, realizes the rapid automatic following of the power regulation of the nuclear power device by an intelligent coordination control algorithm and combining power control configuration software, realizes the stable operation of all control loops, and meets the mobility requirement of the submarine. The automatic reconfiguration of the system control function needs to develop a set of rapid algorithm scheduling software besides the redundant part acquisition control module, and the rapid automatic reconfiguration of the control function under the condition of module failure is realized through the close cooperation of software and hardware. The intelligent decision support software can reduce the time for operators to find reasons, judge faults and make operation decisions, provides the operators with operation guidance at the first time, greatly improves the operation efficiency of the operators, and strives for precious time for accident handling or dangerous case handling.
The above embodiments are only used for illustrating the design idea and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the content of the present invention and implement the present invention accordingly, and the protection scope of the present invention is not limited to the above embodiments. Therefore, all equivalent changes and modifications made in accordance with the principles and concepts disclosed herein are intended to be included within the scope of the present invention.
Claims (9)
1. A full digital control system based on safe type high speed autonomous bus is characterized in that: the system comprises a two-layer system structure consisting of an input/output layer and an operation monitoring layer, wherein the input/output layer is connected with the operation monitoring layer through a safe high-speed autonomous bus for communication;
the input and output layer comprises an intelligent sensor and an actuating mechanism which adopt a safety type high-speed autonomous bus interface protocol based on the field bus standard; the intelligent sensor is used for acquiring physical signals in the operation process of the system, converting the physical signals into measurement data in the form of electric signals and sending the measurement data to the bus; the execution mechanism is used for receiving the control signal on the bus and executing the action;
the operation monitoring layer comprises a monitoring device, an auxiliary device and a storage device which adopt a safety type high-speed autonomous bus interface protocol based on the field bus standard; the monitoring device, the auxiliary device and the storage device are communicated by adopting redundant Ethernet connection;
the monitoring device comprises an acquisition control module and a panel; the acquisition control module is used for acquiring data of the intelligent sensor through the safe high-speed autonomous bus, processing the data, performing logic operation and issuing a control instruction to the safe high-speed autonomous bus control execution mechanism; the panel is used for displaying the operating parameters and the system states of the first loop process system and the second loop process system of the nuclear power device to operators in a centralized manner, giving alarms to the operators in abnormal and fault states in a centralized manner and providing centralized operation for the operators;
the auxiliary device is used for judging the system state according to the measurement data, obtaining the state data and the fault data of the system, making a decision according to the system state and controlling the action of the actuating mechanism;
the storage device is used for storing the measurement data, the state data and the fault data.
2. The fully digital control system based on the safe high-speed autonomous bus as claimed in claim 1, characterized in that: the intelligent sensor comprises a nuclear power detector, a pressure sensor, a differential pressure sensor, a liquid level sensor, a temperature sensor, a thermocouple sensor, a thermal resistance sensor, a voltage sensor and a current sensor; the actuating mechanism comprises a valve actuating mechanism, a pump set starter and a pump set frequency converter.
3. The fully digital control system based on the safe high-speed autonomous bus as claimed in claim 2, characterized in that: the system also comprises a nuclear measuring instrument and a protection logic module; the intelligent sensor also comprises a rod position measuring device and a safety level measuring instrument; the actuating mechanism also comprises a safety-level actuating mechanism; the monitoring device is respectively connected with the nuclear measuring instrument, the protection logic module, the valve actuating mechanism and the pump set starter by redundant hard wires; the nuclear measuring instrument and the protection logic module are connected by adopting redundant hard wiring; the nuclear measuring instrument is respectively connected with the nuclear power detector, the rod position measuring device, the safety level measuring instrument and the safety level actuating mechanism by adopting redundant hard wiring; the protection logic module is respectively connected with the nuclear power detector, the rod position measuring device, the safety level measuring instrument and the safety level executing mechanism by adopting redundant hard wiring.
4. The fully digital control system based on the safe high-speed autonomous bus as claimed in claim 1, characterized in that: the auxiliary device comprises an auxiliary database module, a fault diagnosis module, a fault analysis module, an operation guidance module and a human-computer interaction module;
the database module is connected with the storage device and used for acquiring the measurement data, the state data and the fault data from the storage device and sending the measurement data, the state data and the fault data to the fault diagnosis module;
the fault diagnosis module is respectively connected with the database module, the fault analysis module and the human-computer interaction module and is used for judging fault data and respectively sending the judgment result to the database module, the fault analysis module and the human-computer interaction module;
the fault analysis module is connected with the operation guidance module and used for analyzing the fault type and the severity level according to the judgment result and locking the scheduling operation guidance module;
the operation guidance module is respectively connected with the database module and the human-computer interaction module and is used for respectively sending corresponding operation guidance to the database module and the human-computer interaction module under different states including normal state, abnormal state and fault state;
the man-machine interaction module is used for guiding an operator to complete operation under abnormal and fault working conditions.
5. The fully digital control system based on the safe high-speed autonomous bus according to claim 4, characterized in that: the operation guidance module comprises a normal operation guidance module and an abnormal and fault operation guidance module.
6. The fully digital control system based on the safe high-speed autonomous bus as claimed in claim 1, characterized in that: the panel comprises a first area, a second area and a third area;
the first area is used for redundantly displaying important parameters related to the nuclear safety so as to ensure effective monitoring of the operation of the nuclear power plant;
the second area comprises an alarm light board with an indicator light, and the alarm light board is used for carrying out graded alarm on alarm information of the nuclear power device and reminding an operator to carry out processing in time;
the third area comprises a switch, a button and a knob, and is used for operating equipment of the nuclear power process system and performing centralized operation on the nuclear power device by operators.
7. The fully digital control system based on the safe high-speed autonomous bus of claim 6, characterized in that:
the second area does not display abnormal information and alarm signals in a normal state, and the nuclear power device operates in an automatic control mode without intervention of operators;
the alarm light-character board in the second area is triggered in an abnormal state to remind an operator to monitor important parameters of the second area according to the alarm information;
and the second area displays fault information in a fault state, and reminds an operator to switch the automatic control mode into a manual control mode through the third area to intervene on the abnormity or the fault.
8. The fully digital control system based on the safe high-speed autonomous bus as claimed in claim 1, characterized in that: the acquisition control module comprises 2 paths of power supply interfaces and 1 path of 100M/1000M safety type high-speed autonomous bus interface; each acquisition control module is used for realizing the control function of part of process subsystems of the nuclear power plant.
9. The fully digital control system based on the safe high-speed autonomous bus as claimed in claim 1, characterized in that: the monitoring device also comprises a redundancy acquisition control module for online hot backup; the redundant acquisition control module is used for interlocking automatic triggering and putting into operation when a certain acquisition control module fails, so that automatic reconfiguration of a system control function is realized, and the reliability of a control system is effectively improved.
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| CN112009658A (en) * | 2020-08-31 | 2020-12-01 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Nuclear power device integrated control system suitable for ocean nuclear power platform |
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