CN104731071A - Redundant-waste heat backup method of mater engine in centralized control system - Google Patents
Redundant-waste heat backup method of mater engine in centralized control system Download PDFInfo
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- CN104731071A CN104731071A CN201510115980.4A CN201510115980A CN104731071A CN 104731071 A CN104731071 A CN 104731071A CN 201510115980 A CN201510115980 A CN 201510115980A CN 104731071 A CN104731071 A CN 104731071A
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- 239000002918 waste heat Substances 0.000 title abstract 5
- 238000012545 processing Methods 0.000 claims description 13
- 230000005856 abnormality Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 206010033799 Paralysis Diseases 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
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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
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4184—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by fault tolerance, reliability of production system
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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
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
- G05B19/4186—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication by protocol, e.g. MAP, TOP
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- 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]
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Safety Devices In Control Systems (AREA)
Abstract
The invention provides a redundant-waste heat backup method of a mater engine in a centralized control system, belongs to the field of centralized control, and in particular relates to a redundant-waste heat backup method of a mater engine in a centralized control system. The method comprises the steps that redundant-waste heat backup of the master engine is conducted in operating terminal starting process and the redundant-waste heat backup of the master engine is conducted in operating terminal control instruction sending process; it is ensured that the operating terminal is connected to a control master engine in the centralized control system reliably, and it is ensured that each instruction can sent to the master engine in the operating terminal control instruction sending process; the problem is solved that the whole centralized control system cannot work under the circumstances such as the master engine is crashed or the connection is broken due to that the operating terminal cannot be connected to the master engine, and the instruction cannot be sent to the master engine, so that the controlled equipment is out of control considering that the current centralized control system only comprises one control master engine.
Description
Technical field
The present invention relates to centralized control field, particularly relate to master redundancy heat backup method in a kind of centralized control system.
Background technology
Centralized control system refers to, utilizes computer communication technology to carry out the system of Based Intelligent Control and management to controlled plant, and the controlled plant of original decentralised control and management is carried out centralized control and management by this cover system by it.At present, in centralized control system field, the centralized control main frame connecting each controlled plant often only has one, break down once centralized control main frame, whole centralized control system just cannot work, just need spended time to keep in repair centralized control main frame, reduce availability and the reliability of whole system.
But in existing centralized control system, the transmit port of part instructs is fixed on main control system, by client cables, main control system is connected with controlled plant, then instruction is transferred to controlled plant by this client cables from main control system, therefore, this architectural framework can not realize redundancy backup, even if user awareness is lost to the connection between controlled plant and main control system, between controlled plant and main frame, cable is reconnected and also could must be realized by manual intervention.
Summary of the invention
The object of this invention is to provide master redundancy heat backup method in a kind of centralized control system, solve in current centralized control system, transmit port due to part instructs is fixed on main control system, the transmission of its instruction must be transferred to controlled plant by client cables from main control system, thus cause this architectural framework not realize redundancy backup, therefore, break down once centralized control main frame, the predicament that whole centralized control system just cannot work.
For achieving the above object, the invention provides master redundancy heat backup method in a kind of centralized control system, and adopting following technical scheme:
Master redundancy heat backup method in a kind of centralized control system, to comprise in operating terminal start-up course master redundancy Hot Spare in master redundancy Hot Spare and operating terminal steering order process of transmitting, wherein,
In operating terminal start-up course, master redundancy Hot Spare comprises: start user interface, read local profile, operating terminal connects the first main frame in centralized control system by exchange network, if successful connection, then arranging this first main frame is work at present main frame; If connection failure, then judge whether other available host, if there is other available host, be then connected to next main frame, and this main frame is set to work at present main frame;
In operating terminal steering order process of transmitting, master redundancy Hot Spare comprises: user operates on operating terminal, generate corresponding steering order, this steering order sends to work at present main frame by operating terminal, if send successfully, carries out generation and the transmission of next steering order; If send unsuccessfully, then judge whether other available host, if having, steering order has been sent on this main frame, sends successfully, this main frame is arranged to work at present main frame.
Further, in described operating terminal steering order process of transmitting in master redundancy Hot Spare, the steering order that operating terminal generates is sent on work at present main frame by ICP/IP protocol, in the process, for prevent main frame do not receive for a long time control command still operable terminal take, work at present main frame just sends heartbeat packet data to operating terminal every the time of a setting, if operating terminal does not respond this heartbeat packet data, then current hosts initiatively disconnects the connection with operating terminal.
Further, in described operating terminal steering order process of transmitting in master redundancy Hot Spare, judging other available host, steering order is sent on this main frame, send unsuccessfully, then continue to have judged whether other available host, until be successfully sent on available main frame by this instruction or there is no other available host, then point out user's end operation.
Further, described steering order is sent to current hosts with the form of packet from operating terminal, current hosts is resolved after receiving this packet, judge that the request classification of this packet is system maintenance services request or the request of operating terminal initialization services or control operation request, if control operation request, then judge the equipment whether initialization success receiving this control operation instruction, enter in the abnormality processing mode of user's setting if unsuccessful, if success, judges whether this equipment is system-specific equipment, if then according to device class according to specialized protocol Reseal data, send the director data bag of this Reseal again to relevant device, if the director data bag of Reseal is unsuccessful be sent to relevant device, then record this abnormal log, and process according to the abnormality processing mode that user is arranged.
Further, the abnormality processing mode that described user is arranged comprises to be ignored abnormality processing or processes exception in real time.
Further, described first main frame is connected by the network switch with other available host, by this network exchange function fast by the first mian engine changeover in other available host.
Further, in described operating terminal start-up course in master redundancy Hot Spare, operating terminal connects the first main frame failure in centralized control system by exchange network, judging whether in other available host process, if do not have other available host, then user is pointed out to terminate this operation.
Further, in described operating terminal start-up course in master redundancy Hot Spare, start user interface, when reading local profile failure, manually fill in configuration file substance by human-computer interaction interface.
Master redundancy heat backup method in centralized control system provided by the invention, operating terminal is connected by network with centralized control main frame and control interface equipment, in operating terminal start-up course, master redundancy Hot Spare can guarantee that reliable link set up by operating terminal and centralized control main frame, master redundancy Hot Spare in operating terminal steering order process of transmitting, can guarantee that each instruction all arrives on work at present main frame, solve in current centralized control system, transmit port due to part instructs is fixed on main control system, the generation of its instruction must be transferred to controlled plant by client cables from main control system, thus cause this architectural framework not realize redundancy backup, therefore, break down once centralized control main frame, the predicament that whole centralized control system just cannot work.
Accompanying drawing explanation
Fig. 1 is master redundancy Hot Spare process flow diagram in the operating terminal start-up course in the present invention;
Fig. 2 is master redundancy Hot Spare process flow diagram in the operating terminal steering order process of transmitting in the present invention;
Fig. 3 is the structural drawing of master redundancy Hot Spare in centralized control system of the present invention;
Fig. 4 is the processing flow chart in centralized control system of the present invention after steering order arrival main frame.
Embodiment
Main thought of the present invention is in operating terminal start-up course, for guaranteeing a kind of master redundancy heat backup method that operating terminal is reliably connected to the main control system (hereinafter referred to as main frame) in centralized control system and guarantees each instruction to arrive main frame in operating terminal steering order process of transmitting and design, in centralized control system, the controlled plant that its main frame is connected by cable network or wireless network or communication bus no matter quantity, if main frame only has one, no matter cannot be connected to main frame or operating terminal and main frame disconnect suddenly or in the situation such as main frame paralysis in instruction process of transmitting in operating terminal start-up course, instruction cannot arrive main frame, thus uncontrollable controlled plant, whole centralized control system cannot be worked, therefore the invention provides master redundancy heat backup method in a kind of centralized control system, solve the problems referred to above.
In order to make those skilled in the art can understand feature of the present invention and technology contents further, below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As shown in Figure 1, Figure 2 and Figure 3, master redundancy heat backup method in a kind of centralized control system, to comprise in operating terminal start-up course master redundancy Hot Spare in master redundancy Hot Spare and operating terminal steering order process of transmitting, wherein,
As shown in Figure 1, in operating terminal start-up course, master redundancy Hot Spare comprises: start user interface, reads local profile, and operating terminal connects the first main frame in centralized control system by exchange network, if successful connection, then arranging this first main frame is work at present main frame; If connection failure, then judge whether other available host, if there is other available host, be then connected to next main frame, and this main frame is set to work at present main frame.Wherein, the work at present main frame in centralized control system is connected by the network switch, can be switched to other available host for Hot Spare fast when work at present main frame breaks down with between other available host for Hot Spare.
In operating terminal start-up course, guarantee to set up between operating terminal with main frame to communicate reliably, to carry out the operations such as subsequent control instruction transmission.Therefore to be successfully connected to the first main frame in centralized control system by exchange network at operating terminal, illustrate this main frame can with and can use, then arranging this first main frame is work at present main frame, sets up the reliable link between this first main frame and operating terminal; If connection failure, then connect the main frame that other are for subsequent use, namely judge whether other available host, if there is other available host, then be connected to next main frame, and this main frame is set to work at present main frame, to reach the redundancy backup object of main frame in operating terminal start-up course.Wherein, the first main frame is connected by the network switch with other available host, operating terminal cannot connect the first main frame or the first main frame paralysis time, by this network exchange function fast by the first mian engine changeover in other available host.When reading local profile failure, manually fill in configuration file substance by human-computer interaction interface.In addition, operating terminal connects the first main frame failure in centralized control system by exchange network after, then judged whether in other available host process, if there is no other available host, then pointed out user to terminate this operation.
As shown in Figure 2, in operating terminal steering order process of transmitting, master redundancy Hot Spare comprises: user operates on operating terminal, generate corresponding steering order, this steering order sends to work at present main frame by operating terminal, if send successfully, carries out generation and the transmission of next steering order; If send unsuccessfully, then judge whether other available host, if having, steering order has been sent on this main frame, sends successfully, this main frame is arranged to work at present main frame.
When user carries out operating and generating corresponding steering order, steering order successfully cannot be sent on main frame because of the paralysis of work at present main frame or the situation such as disconnection for preventing steering order, therefore all carry out sending whether successfully judging to each steering order that main frame sends at operating terminal, if send unsuccessfully, current hosts is then described or because of paralysis or cannot use because of reasons such as disconnections, and then whether has other available host to judge.If judged other available host, then steering order is sent on this main frame, send successfully, this main frame is arranged to work at present main frame, if send unsuccessfully, then continue to have judged whether other available host, until this instruction be successfully sent on available main frame, if there is no other available host, point out user end operation.In addition, the steering order that operating terminal generates is sent on work at present main frame by ICP/IP protocol, in the process, not receiving control command for a long time for preventing main frame appoints operable terminal to take situation, work at present main frame just sends heartbeat packet data to operating terminal every the time of a setting, if operating terminal does not respond this heartbeat packet data, then current hosts initiatively disconnects the connection with operating terminal.
As shown in Figure 4, main frame is as the control center in centralized control system, receive the steering order that user is formed at operating terminal, steering order is sent to work at present main frame with the form of packet from operating terminal, current hosts is resolved after receiving this packet, judge that the request classification of this packet is system maintenance services request or the request of operating terminal initialization services or control operation request, if control operation request, then judge the equipment whether initialization success receiving this control operation instruction, enter in the abnormality processing mode of user's setting if unsuccessful, if success, judges whether this equipment is system-specific equipment, if then according to device class according to specialized protocol Reseal data, send the director data bag of this Reseal again to relevant device, control corresponding equipment and complete corresponding control command, if not system-specific equipment then takes out this instruction be directly sent to relevant device.Wherein, if the director data bag of Reseal is unsuccessful when being sent to relevant device, then records this abnormal log, and process according to the abnormality processing mode that user is arranged.The abnormality processing mode that user is arranged comprises to be ignored abnormality processing or processes exception in real time.
By the master redundancy heat backup method of centralized control system in above-described embodiment, can guarantee in operating terminal start-up course, operating terminal sets up reliable link with a main control system wherein; Can prevent in operating terminal steering order process of transmitting, current hosts is because the reason such as paralysis, connection disconnection makes steering order cannot successfully arrive main frame, thus uncontrollable controlled plant, whole centralized control system cannot normally be worked.Solve in current centralized control system and only have a main control system, break down once centralized control main frame, the awkward situation that whole centralized control system just cannot work.
Claims (8)
1. master redundancy heat backup method in centralized control system, is characterized in that, the method to comprise in operating terminal start-up course master redundancy Hot Spare in master redundancy Hot Spare and operating terminal steering order process of transmitting, wherein,
In operating terminal start-up course, master redundancy Hot Spare comprises: start user interface, read local profile, operating terminal connects the first main frame in centralized control system by exchange network, if successful connection, then arranging this first main frame is work at present main frame; If connection failure, then judge whether other available host, if there is other available host, be then connected to next main frame, and this main frame is set to work at present main frame;
In operating terminal steering order process of transmitting, master redundancy Hot Spare comprises: user operates on operating terminal, generate corresponding steering order, this steering order sends to work at present main frame by operating terminal, if send successfully, carries out generation and the transmission of next steering order; If send unsuccessfully, then judge whether other available host, if having, steering order has been sent on this main frame, sends successfully, this main frame is arranged to work at present main frame.
2. master redundancy heat backup method in centralized control system according to claim 1, it is characterized in that, in described operating terminal steering order process of transmitting in master redundancy Hot Spare, the steering order that operating terminal generates is sent on work at present main frame by ICP/IP protocol, in the process, for prevent main frame do not receive for a long time control command still operable terminal take, work at present main frame just sends heartbeat packet data to operating terminal every the time of a setting, if operating terminal does not respond this heartbeat packet data, then current hosts initiatively disconnects the connection with operating terminal.
3. master redundancy heat backup method in centralized control system according to claim 1 and 2, it is characterized in that, in described operating terminal steering order process of transmitting in master redundancy Hot Spare, judging other available host, steering order is sent on this main frame, sends unsuccessfully, then continue to have judged whether other available host, until be successfully sent on available main frame by this instruction or there is no other available host, then point out user's end operation.
4. master redundancy heat backup method in centralized control system according to claim 3, it is characterized in that, described steering order is sent to current hosts with the form of packet from operating terminal, current hosts is resolved after receiving this packet, judge that the request classification of this packet is system maintenance services request or the request of operating terminal initialization services or control operation request, if control operation request, then judge the equipment whether initialization success receiving this control operation instruction, enter in the abnormality processing mode of user's setting if unsuccessful, if success, judges whether this equipment is system-specific equipment, if then according to device class according to specialized protocol Reseal data, send the director data bag of this Reseal again to relevant device, if the director data bag of Reseal is unsuccessful be sent to relevant device, then record this abnormal log, and process according to the abnormality processing mode that user is arranged.
5. master redundancy heat backup method in centralized control system according to claim 4, is characterized in that, the abnormality processing mode that described user is arranged comprises to be ignored abnormality processing or processes exception in real time.
6. master redundancy heat backup method in centralized control system according to claim 5, it is characterized in that, described first main frame is connected by the network switch with other available host, by this network exchange function fast by the first mian engine changeover in other available host.
7. master redundancy heat backup method in centralized control system according to claim 6, it is characterized in that, in described operating terminal start-up course in master redundancy Hot Spare, operating terminal connects the first main frame failure in centralized control system by exchange network, judging whether in other available host process, if do not have other available host, then user is pointed out to terminate this operation.
8. master redundancy heat backup method in centralized control system according to claim 7, it is characterized in that, in described operating terminal start-up course in master redundancy Hot Spare, start user interface, when reading local profile failure, manually fill in configuration file substance by human-computer interaction interface.
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| WO2024021668A1 (en) * | 2022-07-29 | 2024-02-01 | 比亚迪股份有限公司 | Train operation control method and system |
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