CN116345661A - Minimum system emergency control method for pumping and storing power station - Google Patents
Minimum system emergency control method for pumping and storing power station Download PDFInfo
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- CN116345661A CN116345661A CN202211629383.XA CN202211629383A CN116345661A CN 116345661 A CN116345661 A CN 116345661A CN 202211629383 A CN202211629383 A CN 202211629383A CN 116345661 A CN116345661 A CN 116345661A
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000005086 pumping Methods 0.000 title claims description 75
- 238000004891 communication Methods 0.000 claims abstract description 30
- 238000000605 extraction Methods 0.000 claims abstract description 16
- 206010033799 Paralysis Diseases 0.000 claims description 35
- 238000012544 monitoring process Methods 0.000 claims description 19
- 230000005611 electricity Effects 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 5
- 238000004364 calculation method Methods 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 description 3
- 238000007726 management method Methods 0.000 description 3
- 241001672018 Cercomela melanura Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/06—Details with automatic reconnection
- H02H3/066—Reconnection being a consequence of eliminating the fault which caused disconnection
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
The invention provides a minimum system emergency control method of a power extraction and storage station, which is applied to a minimum system emergency control system of the power extraction and storage station, wherein the minimum system emergency control system comprises a power station control minimum emergency service device, a communication module and a minimum system, the power station control minimum emergency service device is provided with an emergency judgment mechanism, an emergency take-over mechanism, an emergency disposal mechanism and an emergency automatic exit mechanism, the emergency service device is started through cooperation of the emergency judgment mechanism, the emergency take-over mechanism, the emergency disposal mechanism and the emergency automatic exit mechanism, the whole control system or single functional equipment for controlling the power extraction and storage station is received, equipment information is collected, information display is carried out, information inquiry is provided, an operator control instruction is received, the equipment is operated and controlled, and the quick emergency disposal work of the power extraction and storage station control system can be completed without manpower, so that the power extraction and storage station control system is quickly recovered.
Description
Technical Field
The invention relates to the technical field of emergency, in particular to a minimum system emergency control method of a pumping and storing station.
Background
The main equipment of the pumping and storing station is monitored by a control system, such as a high-voltage room switch, a voltage transformer, a circuit breaker, a transformer, a power supply of a main control room, a panel of a control panel and the like. Once the control system is in fault, the safety of the operation of the power grid is affected, the economic loss is caused if the power grid is light, and the casualties are caused if the power grid is heavy. The main stream monitoring system equipment of the current pumping and accumulating power station consists of a real-time data server, a historical data server, an operator workstation, an engineer workstation, a remote communication workstation, an in-plant communication workstation and the like, and each equipment has independent functions and assists operation together to form a monitoring system.
The power-pumping and storing station has various functions of peak regulation and valley filling, frequency modulation, phase modulation, energy storage, accident standby, black start and the like, and is an effective way for guaranteeing safe, reliable, stable and economic operation of a power system. Particularly in the current environment of stable power and network safety, the emergency capability of a control system of a pumping and storing power station is important. The existing monitoring system has the following defects in emergency application:
the main stream monitoring system equipment of the current pumping and accumulating power station consists of a real-time data server, a historical data server, an operator workstation, an engineer workstation, a remote communication workstation, an in-plant communication workstation and the like, and each equipment has independent functions and assists operation together to form a monitoring system. When a single set of equipment fails, the pumping and storage station control system cannot independently operate, and the reliability of the equipment is improved mainly by a mode of multiple sets of configuration or redundant configuration at present. However, when the device has familial defects, systematic defects, or network attacks, or serious malfunctions, the control system is available after the trouble-shooting is required.
The emergency treatment of the control system of the current pumping and accumulating power station still depends on the management means, the emergency management work is started by the management modes of an emergency plan, a treatment scheme and the like, and the emergency starting of the control system of the current pumping and accumulating power station is realized by the absence of a set of mature technical treatment means, so that the system is quickly recovered to be normal.
Disclosure of Invention
Accordingly, an object of the present invention is to provide a minimum system emergency control method for a pumping power station, so as to solve at least the above problems.
The technical scheme adopted by the first aspect of the invention is as follows:
the method is applied to a minimum system emergency control system of a pumping and storing station, the system comprises a power station control minimum emergency service device, a communication module and a minimum system, the power station control minimum emergency service device is provided with an emergency judgment mechanism, an emergency takeover mechanism, an emergency disposal mechanism and an emergency automatic exit mechanism, the minimum system is in communication connection with the power station control minimum emergency service device through the communication module, and the method comprises the following steps:
s1, acquiring equipment parameter information of a pumping and storing power station control system through a minimum system;
s2, the minimum system sends the acquired equipment parameter information to a power station control minimum emergency service device through a communication module;
s3, judging whether a pumping power storage station control system is paralyzed or not by the power station control minimum emergency service device through an emergency judging mechanism;
s4, if the control system of the electricity pumping and storing station is paralyzed, an emergency take-over strategy is carried out through an emergency take-over mechanism;
s5, monitoring the emergency take-over strategy through the emergency disposal mechanism while the emergency take-over mechanism carries out the emergency take-over strategy;
s6, when the control system of the pumping power storage station is recovered to a normal state from a paralysis state, the emergency automatic exit mechanism starts an emergency automatic exit strategy.
Further, the method is applied to a minimum system emergency control system of a pumping power storage station, the system comprises a power station control minimum emergency service device, a communication module and a minimum system, the power station control minimum emergency service device is provided with an emergency judgment mechanism, an emergency take-over mechanism, an emergency disposal mechanism and an emergency automatic exit mechanism, the minimum system establishes communication connection with the power station control minimum emergency service device through the communication module, and the method comprises the following steps:
s1, acquiring equipment parameter information of a pumping and storing power station control system through a minimum system;
s2, the minimum system sends the acquired equipment parameter information to a power station control minimum emergency service device through a communication module;
s3, judging whether a pumping power storage station control system is paralyzed or not by the power station control minimum emergency service device through an emergency judging mechanism;
s4, if the control system of the electricity pumping and storing station is paralyzed, an emergency take-over strategy is carried out through an emergency take-over mechanism;
s5, monitoring the emergency take-over strategy through the emergency disposal mechanism while the emergency take-over mechanism carries out the emergency take-over strategy;
s6, when the control system of the pumping power storage station is recovered to a normal state from a paralysis state, the emergency automatic exit mechanism starts an emergency automatic exit strategy.
Further, in step S3, the power station control minimum emergency service device determines whether the pumping power station control system is paralyzed by using an emergency determination mechanism to determine the device parameter information:
comparing the analog quantity threshold value, the switching quantity threshold value and the pulse quantity threshold value of the standard equipment set in the emergency judgment mechanism with the analog quantity, the switching quantity and the pulse quantity data of the running equipment which are periodically inspected and randomly collected, judging that the pumping and storage station control system is in a paralysis state if the analog quantity, the switching quantity and the pulse quantity data do not accord with the analog quantity threshold value, the switching quantity threshold value and the pulse quantity threshold value, and marking the pumping and storage station control system in the paralysis state.
Further, in step S4, if the pumping power station control system is paralyzed, the emergency take-over policy is specifically:
for the marked paralysis pumping power storage station control system, the emergency take-over mechanism stores data information of DI/DO variables, analog quantities and alarm events of the LCU by calling record report information.
Further, in step S4, if the pumping power station control system is paralyzed, the emergency take-over policy is specifically:
for the marked paralysis pumping power storage station control system, the emergency take-over mechanism stores data information of DI/DO variables, analog quantities and alarm events of the LCU by calling record report information.
Further, in step S6, when the pumping power station control system is restored from the disabled state to the normal state, the emergency automatic exit mechanism starts an emergency automatic exit strategy specifically as follows:
when the control system of the pumping power storage station is recovered to a normal state from a paralysis state, the emergency automatic exit mechanism starts the mark to be released.
The technical scheme adopted by the second aspect of the invention is as follows:
the system is used for executing the method provided by the first aspect, and comprises a power station control minimum emergency service device, a communication module and a minimum system, wherein the power station control minimum emergency service device is provided with an emergency judgment mechanism, an emergency takeover mechanism, an emergency disposal mechanism and an emergency automatic exit mechanism, and the minimum system is in communication connection with the power station control minimum emergency service device through the communication module.
Compared with the prior art, the invention has the beneficial effects that:
the invention integrates the development of the related functions of the pumping and storing power station control system into a device, covers the safety monitoring of all controlled objects of a power station, has the functions of data acquisition and processing, real-time control and adjustment, parameter setting, monitoring, recording and the like, and can receive and control the whole control system or single functional equipment of the pumping and storing power station at any time so as to enable the pumping and storing power station control system to recover quickly.
According to the invention, when the control system of the power extraction and storage station is paralyzed, the emergency service device is started through the cooperation of the emergency judgment mechanism, the emergency takeover mechanism, the emergency disposal mechanism and the emergency automatic exit mechanism, the whole control system or single functional equipment for controlling the power extraction and storage station is received, the equipment information is collected, the information display is carried out, the information inquiry is provided, the control instruction of an operator is received, the equipment is operated and controlled, the rapid emergency disposal work of the control system of the power extraction and storage station can be completed without manual work, and the control system of the power extraction and storage station is rapidly recovered.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only preferred embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an overall structure of a minimum system emergency control method for a pumping and storing station according to an embodiment of the present invention.
Fig. 2 is a schematic overall flow chart of a minimum system emergency control method for a pumping and storing station according to an embodiment of the present invention.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the illustrated embodiments are provided for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
Referring to fig. 1 and 2, a first aspect of the present invention provides a minimum system emergency control method for a pumping power storage station, the method being applied to a minimum system emergency control system for a pumping power storage station, the system including a power station control minimum emergency service device, a communication module, and a minimum system, the power station control minimum emergency service device being provided with an emergency judgment mechanism, an emergency take-over mechanism, an emergency handling mechanism, and an emergency automatic exit mechanism, the minimum system establishing a communication connection with the power station control minimum emergency service device through the communication module, the method comprising the steps of:
s1, acquiring equipment parameter information of a pumping and storing power station control system through a minimum system;
s2, the minimum system sends the acquired equipment parameter information to a power station control minimum emergency service device through a communication module;
s3, judging whether a pumping power storage station control system is paralyzed or not by the power station control minimum emergency service device through an emergency judging mechanism;
s4, if the control system of the electricity pumping and storing station is paralyzed, an emergency take-over strategy is carried out through an emergency take-over mechanism;
s5, monitoring the emergency take-over strategy through the emergency disposal mechanism while the emergency take-over mechanism carries out the emergency take-over strategy;
s6, when the control system of the pumping power storage station is recovered to a normal state from a paralysis state, the emergency automatic exit mechanism starts an emergency automatic exit strategy.
By means of cooperation of an emergency judging mechanism, an emergency taking-over mechanism, an emergency disposal mechanism and an emergency automatic exit mechanism, an emergency service device is started, the whole control system or single functional equipment for controlling the electricity pumping and storing station is received, equipment information is collected, information display is carried out, information inquiry is provided, an operator control instruction is received, the equipment is operated and controlled, and rapid emergency disposal work of the electricity pumping and storing station control system can be completed without manpower, so that the electricity pumping and storing station control system is rapidly recovered.
In step S1, the device parameter information includes real-time data processing, monitoring control, recording report, operation parameter calculation statistics and man-machine related information, where the real-time data processing information is used for periodically inspecting and randomly collecting the analog quantity, switching quantity and pulse quantity of the operation device of the pumping power storage station control system; the monitoring control information is used for monitoring the equipment operation condition and the position of the pumping power storage station control system; the record report information is used for recording operation commands of equipment for pumping the control system of the power storage station, DI/DO variables of the LCU, analog quantity and alarm events; the operation parameter calculation statistical information is used for extracting equipment state analysis of the power storage station control system and establishing a main and auxiliary equipment operation file; the man-machine related information is used for dynamically displaying the operation parameters, accidents and fault states of the equipment of the power extraction and storage station control system in a mode of organizing pictures in a digital, text, graphic and form mode.
For example, the minimum system can acquire the control right of the pumping power storage station control system through an operation command, and the man-machine related information can dynamically display the operation parameters, accidents and fault states of the equipment of the pumping power storage station control system by organizing pictures in a digital, text, graphic and tabular mode.
In step S3, the power station control minimum emergency service device determines whether the pumping power storage station control system is paralyzed by using an emergency determination mechanism to determine the equipment parameter information:
comparing the analog quantity threshold value, the switching quantity threshold value and the pulse quantity threshold value of the standard equipment set in the emergency judgment mechanism with the analog quantity, the switching quantity and the pulse quantity data of the running equipment which are periodically inspected and randomly collected, judging that the pumping and storage station control system is in a paralysis state if the analog quantity, the switching quantity and the pulse quantity data do not accord with the analog quantity threshold value, the switching quantity threshold value and the pulse quantity threshold value, and marking the pumping and storage station control system in the paralysis state.
In step S4, if the pumping power storage station control system is paralyzed, the emergency take-over strategy is specifically:
for the marked paralysis pumping power storage station control system, the emergency take-over mechanism stores data information of DI/DO variables, analog quantities and alarm events of the LCU by calling record report information.
In step S5, while the emergency take-over mechanism performs the emergency take-over policy, monitoring the emergency take-over policy by the emergency handling mechanism specifically includes:
the emergency handling mechanism starts accident recall for the data information storage part in the emergency take-over mechanism, performs emergency storage for the time point information before and after the moment of the alarm event and monitors the time point information.
In step S6, when the control system of the power extraction and storage station is recovered from the paralysis state to the normal state, the emergency automatic exit mechanism starts an emergency automatic exit strategy specifically as follows: when the control system of the pumping power storage station is recovered to a normal state from a paralysis state, the emergency automatic exit mechanism starts the mark to be released.
By releasing the paralysis flag of the power extraction and storage station control system, the minimum system can be switched to the normal state of the power extraction and storage station control system, so that stable operation of the power extraction and storage station control system is ensured.
The second aspect of the invention also provides a system for controlling the minimum system of the pumping and storing power station in emergency, which is characterized in that the system is used for executing the method provided by the first aspect, and the system comprises a power station control minimum emergency service device, a communication module and a minimum system, wherein the power station control minimum emergency service device is provided with an emergency judgment mechanism, an emergency take-over mechanism, an emergency disposal mechanism and an emergency automatic exit mechanism, and the minimum system establishes communication connection with the power station control minimum emergency service device through the communication module.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (7)
1. The utility model provides a take out electric power storage station minimum system emergency control method which is characterized in that, the method is applied to take out electric power storage station minimum system emergency control system, the system includes power station control minimum emergency service device, communication module and minimum system, power station control minimum emergency service device is equipped with emergent judgement mechanism, emergent takeover mechanism, emergent disposition mechanism and emergent automatic exit mechanism, minimum system establishes communication connection with power station control minimum emergency service device through communication module, the method includes the following steps:
s1, acquiring equipment parameter information of a pumping and storing power station control system through a minimum system;
s2, the minimum system sends the acquired equipment parameter information to a power station control minimum emergency service device through a communication module;
s3, judging whether a pumping power storage station control system is paralyzed or not by the power station control minimum emergency service device through an emergency judging mechanism;
s4, if the control system of the electricity pumping and storing station is paralyzed, an emergency take-over strategy is carried out through an emergency take-over mechanism;
s5, monitoring the emergency take-over strategy through the emergency disposal mechanism while the emergency take-over mechanism carries out the emergency take-over strategy;
s6, when the control system of the pumping power storage station is recovered to a normal state from a paralysis state, the emergency automatic exit mechanism starts an emergency automatic exit strategy.
2. The minimum system emergency control method of a pumping and storage station according to claim 1, wherein in step S1, the equipment parameter information includes real-time data processing, monitoring control, recording report, operation parameter calculation statistics and man-machine related information, and the real-time data processing information is used for periodically inspecting and randomly collecting the operation equipment analog quantity, switching quantity and pulse quantity of the pumping and storage station control system; the monitoring control information is used for monitoring the equipment operation condition and the position of the pumping power storage station control system; the record report information is used for recording operation commands of equipment for pumping the control system of the power storage station, DI/DO variables of the LCU, analog quantity and alarm events; the operation parameter calculation statistical information is used for extracting equipment state analysis of the power storage station control system and establishing a main and auxiliary equipment operation file; the man-machine related information is used for dynamically displaying the operation parameters, accidents and fault states of the equipment of the power extraction and storage station control system in a mode of organizing pictures in a digital, text, graphic and form mode.
3. The emergency control method of the minimum system of the pumping and storing station according to claim 2, wherein in step S3, the power station control minimum emergency service device judges whether the pumping and storing station control system is paralyzed or not by using an emergency judging mechanism, specifically:
comparing the analog quantity threshold value, the switching quantity threshold value and the pulse quantity threshold value of the standard equipment set in the emergency judgment mechanism with the analog quantity, the switching quantity and the pulse quantity data of the running equipment which are periodically inspected and randomly collected, judging that the pumping and storage station control system is in a paralysis state if the analog quantity, the switching quantity and the pulse quantity data do not accord with the analog quantity threshold value, the switching quantity threshold value and the pulse quantity threshold value, and marking the pumping and storage station control system in the paralysis state.
4. A minimum system emergency control method for a pumping power station according to claim 3, wherein in step S4, if the pumping power station control system is paralyzed, the emergency take-over policy is specifically:
for the marked paralysis pumping power storage station control system, the emergency take-over mechanism stores data information of DI/DO variables, analog quantities and alarm events of the LCU by calling record report information.
5. The minimum system emergency control method for a pumping power station according to claim 4, wherein in step S5, while the emergency take-over mechanism performs the emergency take-over policy, monitoring the emergency take-over policy by the emergency disposition mechanism specifically includes:
the emergency handling mechanism starts accident recall for the data information storage part in the emergency take-over mechanism, performs emergency storage for the time point information before and after the moment of the alarm event and monitors the time point information.
6. The minimum system emergency control method according to claim 5, wherein in step S6, when the control system of the power extraction and storage station is restored from the disabled state to the normal state, the emergency automatic exit mechanism starts an emergency automatic exit strategy specifically as follows:
when the control system of the pumping power storage station is recovered to a normal state from a paralysis state, the emergency automatic exit mechanism starts the mark to be released.
7. A system for a minimum system emergency control system of a pumping power storage station, characterized in that the system is used for executing the method of any one of claims 1-6, and the system comprises a power station control minimum emergency service device, a communication module and a minimum system, wherein the power station control minimum emergency service device is provided with an emergency judgment mechanism, an emergency take-over mechanism, an emergency disposal mechanism and an emergency automatic exit mechanism, and the minimum system establishes communication connection with the power station control minimum emergency service device through the communication module.
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| CN202211629383.XA CN116345661B (en) | 2022-12-19 | 2022-12-19 | Minimum system emergency control method for pumping and storing power station |
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| CN202211629383.XA CN116345661B (en) | 2022-12-19 | 2022-12-19 | Minimum system emergency control method for pumping and storing power station |
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- 2022-12-19 CN CN202211629383.XA patent/CN116345661B/en active Active
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