CN111145482A - Fire control command control system - Google Patents
Fire control command control system Download PDFInfo
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- CN111145482A CN111145482A CN201911413090.6A CN201911413090A CN111145482A CN 111145482 A CN111145482 A CN 111145482A CN 201911413090 A CN201911413090 A CN 201911413090A CN 111145482 A CN111145482 A CN 111145482A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
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Abstract
The invention discloses a fire-fighting command control system, which comprises an operation monitoring module, a fire-fighting control module and a maintenance management module, wherein the operation monitoring module is used for acquiring operation monitoring information; the fire control module is connected with the operation monitoring module and generates corresponding control information based on the acquired operation monitoring information; and the maintenance management module is respectively connected with the operation monitoring module and the fire control module and is used for storing and managing data. The invention can be suitable for the unattended station and meets the requirements of the unattended station on realizing the functions of risk on-line evaluation, real-time fire detection and automatic fire extinguishing.
Description
Technical Field
The invention belongs to the technical field of fire protection of power system transformer substations, and particularly relates to a fire protection command control system.
Background
In the operation process of the transformer substation, the operation environment inside the building is single, no external interference exists, and fire caused by external factors hardly exists. The fire hazard is mainly electrical fire, fire with oil equipment, aging and overheating of cable joints.
For an unattended substation, important electrical equipment cannot realize automatic fire extinguishing, fire fighting measures only detect fire through smoke and temperature senses installed indoors, send out alarm signals, upload the alarm signals to a command and dispatching center, and inform relevant personnel to arrive at the site according to conditions and extinguish fire by using fire extinguishers equipped on the site. The unattended substation in the mode has the following problems:
1) the alarm speed is slow. The smoke detection or the temperature detection can realize the alarm only when the smoke detection or the temperature detection reaches a certain degree.
2) The fire fighting speed is slow. The fire alarm signal is transmitted to the control center, and then the control center gives out an instruction, when the rescue workers arrive at the site to put out a fire, the fire is spread. The fire fighting team is called to extinguish the fire, and the damage of the electric equipment caused by water is possibly more serious than the fire. The loss caused by the operation of the equipment cannot be recovered.
3) The information transmission is slow. The unattended substation is generally far away from a fire control room, a fire alarm cannot be timely reported to a command center, interference is caused on the safe operation of the unattended substation, and the interference can be changed into an important factor causing an accident or enlarging the accident.
Disclosure of Invention
Aiming at the problems, the invention provides a fire control command control system which can be suitable for an unmanned duty station and has the functions of risk online evaluation, fire real-time detection and automatic fire extinguishing.
In order to achieve the technical purpose and achieve the technical effects, the invention is realized by the following technical scheme:
a fire commander control system, comprising:
an operation monitoring module for acquiring operation monitoring information;
the fire control module is connected with the operation monitoring module and generates corresponding control information based on the acquired operation monitoring information;
and the maintenance management module is respectively connected with the operation monitoring module and the fire control module and is used for storing and managing data.
As a further improvement of the present invention, the fire fighting control module comprises:
the early warning command control unit comprises an equipment state evaluation management subunit, an equipment basic management subunit and a fire evaluation and auxiliary decision subunit;
the real-time automatic control unit comprises a fire alarm control subunit, a fire extinguishing time sequence control subunit and a fire fighting equipment control subunit;
and the remote manual control unit comprises a remote manual control subunit.
As a further improvement of the present invention, the device status evaluation management subunit performs analysis and evaluation on the device status based on the device operating status according to a predefined status evaluation formula, and the evaluation result can be queried through an interface tool; predicting the future state trend of the equipment according to a predefined state prediction scheme by combining the existing state of the equipment and the analysis and evaluation result;
the equipment basic management subunit monitors the running state of the equipment and registers the defects of the equipment; making an equipment maintenance plan by combining the production cycle and the equipment defect condition; according to the maintenance plan, carrying out equipment maintenance and registering maintenance conditions;
the fire evaluation and auxiliary decision subunit combines the equipment state evaluation result to carry out fire risk analysis and evaluation on the set operation area according to a predefined fire evaluation formula, and the evaluation result can be inquired through an interface tool; according to the fire risk or disaster situation grade, a disaster prevention and relief scheme is made; and regularly carrying out security check and registering the security check condition.
As a further improvement of the invention, after confirming the fire alarm, the fire alarm control subunit links the related fire fighting equipment based on the set linkage logic to realize linkage control.
As a further improvement of the invention, the fire extinguishing time sequence control subunit controls the starting and stopping of the fire hydrant system, the gas system, the water mist system, the fire water supply system and the fire water pump based on the set time sequence information.
As a further improvement of the present invention, the fire fighting equipment control subunit controls the opening/closing of the remote control fire door, the opening/closing of emergency lighting, the opening/closing of a smoke prevention valve, the starting/closing of a blower, the opening/closing of a smoke exhaust valve, and the starting/closing of a smoke exhaust fan based on the set control information.
As a further improvement of the invention, the remote manual control subunit informs the fire control room of the on-duty personnel and the fire brigade after the set time of the fire, the fire control on-duty personnel remotely monitors the fire suppression situation on the spot through video, judges the fire reignition situation, and remotely controls the fire extinguishing equipment to be started again.
As a further improvement of the invention, the operation monitoring module comprises a fire alarm monitoring subunit, an electrical primary equipment monitoring subunit, a fire extinguishing equipment monitoring subunit, a video monitoring subunit, an environment monitoring subunit and an entrance guard monitoring subunit, wherein each subunit is respectively used for monitoring the real-time information of the corresponding equipment.
As a further improvement of the invention, the maintenance management module is used for realizing equipment ledger management, fire statistics report management, database management, historical data archiving and querying functions, channel management, system management and authority management.
Compared with the prior art, the invention has the beneficial effects that:
the invention can improve the real-time monitoring and pre-judging capability of a fire scene, the monitoring capability of the running state of fire-fighting related equipment, the fire-fighting emergency decision-making capability of fire, the unified scheduling capability of fire-fighting facilities and the reliability linkage control capability of fire-fighting.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:
fig. 1 is a network structure diagram of a fire fighting command control system according to an embodiment of the present invention;
FIG. 2 is a block diagram of a fire commander control system according to an embodiment of the invention;
FIG. 3 is an on-line monitoring diagram of a high pressure water mist system according to an embodiment of the invention;
FIG. 4 is an online monitoring view of a gas fire suppression system according to an embodiment of the present invention;
fig. 5 is an online monitoring diagram of a fire hydrant system according to an embodiment of the present invention;
FIG. 6 is a diagram of the water mist fire suppression self-start logic (mode 1) of one embodiment of the present invention;
FIG. 7 is a diagram of the water mist fire suppression self-start logic (mode 2) of one embodiment of the present invention;
FIG. 8 is a schematic view showing the installation of a gas fire extinguishing apparatus for enclosed spaces according to an embodiment of the present invention;
FIG. 9 is a flow chart of the operation of the enclosed space gas fire extinguishing apparatus according to an embodiment of the present invention;
fig. 10 is a schematic structural view of a fire extinguishing apparatus for a cable tunnel according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the scope of the invention.
The following detailed description of the principles of the invention is provided in connection with the accompanying drawings.
As shown in fig. 1 to 10, the present invention provides a fire fighting command and control system, comprising:
an operation monitoring module for acquiring operation monitoring information;
the fire control module is connected with the operation monitoring module and generates corresponding control information based on the acquired operation monitoring information;
and the maintenance management module is respectively connected with the operation monitoring module and the fire control module and is used for storing and managing data.
In a specific embodiment of the present invention, the fire fighting control module includes three lines of defense, specifically including:
the early warning command control unit comprises an equipment state evaluation management subunit, an equipment basic management subunit and a fire evaluation and auxiliary decision subunit;
the real-time automatic control unit comprises a fire alarm control subunit, a fire extinguishing time sequence control subunit and a fire fighting equipment control subunit and is used for realizing rapid and reliable on-site extinguishing;
and the remote manual control unit comprises a remote manual control subunit and realizes manual extinguishment and remote control.
In a specific embodiment of the present invention, the operation monitoring module comprises a fire alarm monitoring subunit, an electrical primary equipment monitoring subunit, a fire fighting equipment monitoring subunit, a video monitoring subunit, an environment monitoring subunit and an entrance guard monitoring subunit;
the fire alarm monitoring subunit is used for realizing the following monitoring functions: monitoring and alarming the running state of the fire detection equipment; monitoring and alarming the running state of the fire alarm host; disaster information acquisition and alarm in a transformer substation; and displaying the alarm point and simultaneously pushing the picture.
Wherein, the electric primary equipment monitoring subunit is used for realizing the following monitoring function: monitoring and alarming transformer and reactor oil chromatograms; monitoring and alarming the positions of a transformer, a reactor-related breaker and a disconnecting link; monitoring and alarming the gas signals of the transformer and the reactor; the transformer and the reactor body monitor and alarm the oil temperature and the winding temperature.
Wherein, fire prevention equipment monitoring subunit is used for realizing following monitoring function: the system comprises a fire hydrant system monitoring device, a closed small space gas fire extinguishing system condition quantity and action monitoring device, a gas fire extinguishing system monitoring device, a high-pressure water mist system monitoring device, a fire fighting water supply system monitoring device and the like.
The video monitoring subunit is used for realizing the following monitoring functions: the method comprises the following steps of monitoring and alarming the running state of a video camera, detecting and alarming the video, calling and integrally displaying video images.
Wherein, the environment monitoring subunit is used for realizing the following monitoring functions: the system comprises an environment monitoring and alarming device, an environment detecting device running state monitoring and alarming device, a heating and ventilating system device running state monitoring and alarming device, an air conditioning system device running state monitoring and alarming device and a lighting system device running state monitoring and alarming device.
Wherein, entrance guard's monitoring subunit is used for realizing following monitoring function: monitoring and alarming the running state of the entrance guard, alarming for illegal intrusion and alarming for illegal card swiping.
In a specific embodiment of the present invention, the device status evaluation management subunit performs analysis and evaluation on the device status based on the device operating status according to a predefined status evaluation formula, and the evaluation result can be queried through an interface tool; predicting the future state trend of the equipment according to a predefined state prediction scheme by combining the existing state of the equipment and the analysis and evaluation result;
the equipment basic management subunit monitors the running state of the equipment and registers the defects of the equipment; making an equipment maintenance plan by combining the production cycle and the equipment defect condition; according to the maintenance plan, carrying out equipment maintenance and registering maintenance conditions;
the fire evaluation and auxiliary decision subunit combines the equipment state evaluation result to carry out fire risk analysis and evaluation on the set operation area according to a predefined fire evaluation formula, and the evaluation result can be inquired through an interface tool; according to the fire risk or disaster situation grade, a disaster prevention and relief scheme is made; and regularly carrying out security check and registering the security check condition.
In a specific embodiment of the present invention, after confirming the fire alarm, the fire alarm control subunit links the relevant fire fighting equipment based on the set linkage logic to realize linkage control; specifically, for important equipment related to fire safety, the system platform is cooperated with a fire alarm host to realize linkage control, and linkage logic of the system platform is realized in the fire alarm host; the fire alarm host logically executes flow display and time sequence monitoring; after fire alarm confirmation, the fire control command system communicates with the auxiliary control system to realize linkage of other subsystems or equipment, including videos, environments, access controls and the like, and is used for environment regulation and personnel evacuation, and linkage logic is realized by an auxiliary control system platform; the fire alarm host is used for silencing, one-key isolation and manual/automatic mode switching control.
In a specific embodiment of the invention, the fire extinguishing sequence control subunit controls the fire hydrant system, the gas system, the water mist system, the fire water supply system and the fire pump to be started or stopped based on the set sequence information.
In a specific embodiment of the present invention, the fire fighting equipment control subunit controls the opening/closing of the remote control fire door, the opening/closing of emergency lighting, the opening/closing of the smoke prevention valve, the opening/closing of the blower, the opening/closing of the smoke exhaust valve, and the opening/closing of the smoke exhaust fan based on the set control information.
In an embodiment of the invention, the remote manual control subunit notifies the fire control room to the operator and the fire fighting team after the fire occurs for a set time (for example, after 10 minutes), the operator on duty monitors the fire suppression situation of the site remotely through video, judges the fire reignition situation, and remotely controls the fire extinguishing device to be started again.
In a specific embodiment of the invention, the real-time automatic control unit adopts multidimensional high-sensitivity fire detection criteria combining electrical capacity, a high-pressure water mist system, a closed small-space self-healing gas fire extinguishing system, a secondary equipment room automatic fire extinguishing control system, linkage of an auxiliary control system and quick start within 30 s.
The high-pressure water mist system adopts a highly reliable '2 out of 3' logic combined with electric quantity and a high-sensitivity detector and a water mist technology, guarantees automatic starting of fire fighting equipment within 30s of a fire disaster, and quickly extinguishes the fire disaster.
The self-starting logic: the automatic start of the water mist automatic fire extinguishing system adopts 2 modes, and the mode 1 and the mode 2 are logical of OR.
In the mode 1, the following 2 conditions should be satisfied simultaneously: the logic of '3 to 2' is adopted, and 2 or more independent fire detectors simultaneously send signals or one fire detector and an alarm signal of a fire alarm button are operated by one hand; the main transformer circuit breaker trips.
In the mode 2, the following 2 conditions should be satisfied simultaneously: adopting the logic of '2 out of 3', 2 or more independent fire detectors simultaneously send signals, or one fire detector and one hand drive the alarm signal of the fire alarm button; the gas relay of the body sends heavy gas signals.
Automatic fire extinguishing control of the closed small-space switch cabinet, the GIS cabinet and the cable tunnel: the fire extinguishing device is integrated to control the fire condition in the minimum range, so that the building safety is greatly improved, and the interior is more concise; an intelligent control system of a superfine dry powder fire extinguishing system is adopted in the cable tunnel, and the fire extinguishing is automatically controlled.
In a specific embodiment of the present invention, the maintenance management module is configured to implement equipment ledger management, fire statistics report management, database management, historical data archiving and querying functions, channel management, system management, and authority management.
The equipment standing book management realizes the following functions: the basic conditions of the fire-fighting facilities comprise the original technical data of the acceptance sheet and the products of the building fire-fighting facilities, system operating instructions, system debugging records, building fire-fighting facility plane layout, building fire-fighting facility system diagrams and the like; the dynamic management condition comprises an on-duty record, an inspection record, a detection record, a fault maintenance record, a maintenance schedule, a maintenance record, an automatic fire-fighting control room on-duty personnel basic condition file and a training record of the building fire-fighting equipment.
The fire statistics report management realizes the following functions: and managing fire alarm and fire occurrence data on line, analyzing places where fire easily occurs in the transformer substation, and performing maintenance and management by using operating personnel in a fire control room.
Wherein, the database management realizes the following functions: the system is provided with a real-time database and a historical database management system for managing online operation data and historical data.
The historical data archiving and querying function comprises the following steps: the historical data archiving function continuously records historical data for a period of time, and the stored data comprises system parameters, switching value states, analog quantity values, pulse accumulation amounts, calculation results and alarm/event records.
Wherein, the channel management realizes the following functions: and monitoring the running states of all the channels, and independently starting and stopping one channel without influencing the work of other channels.
The system management realizes the following functions: the running state of the system function module is monitored, a graphical tool is provided, and the deployment condition of the function module is conveniently inquired, and the function module is manually stopped or started.
Wherein, the authority management realizes the following functions: the system realizes the system safety management by user coding, password identification and operation authority distribution, all users can access the system only through the login process, the users can enter the system only by inputting the legal user name and password, and only authorized users can execute the monitoring and control of related equipment.
The main core equipment of the system adopts redundancy configuration to realize automatic redundancy switching.
The following detailed description is made with reference to specific embodiments.
As shown in fig. 1, the system of the present embodiment includes a fire command and fire alarm system, and the fire command and fire alarm system includes a fire control dedicated gateway machine, a regional fire alarm controller, a fire control auxiliary information acquisition unit, a fire alarm detector, an online monitoring sensor, and other devices. The regional fire alarm controller sends fire alarm information to a special fire-fighting gateway machine, and the fire-fighting gateway machine is converted into a standard 104 protocol for outbound; meanwhile, the fire network controller receives a standard 104 control command of a remote fire master station, and sends the control command to the regional fire alarm controller, and the regional fire alarm controller completes the start-stop operation of important fire-fighting equipment according to different control commands. On the basis of information access of the regional fire alarm controller, a fire-fighting auxiliary information acquisition unit is added, and supplementary acquisition of information of fire-fighting equipment is realized through a hard wire or protocol communication mode.
The fire-fighting command system is used for building a network in a region III by reusing a national network, fully utilizes the existing transformer substation data transmission network, divides an independent VPN service area channel for a fire-fighting control room, ensures the independence of the service of the fire-fighting control room, and is accessed to a fire-fighting control room of a city company (or an operation and maintenance class).
As shown in fig. 2, the fire-fighting command and control system in the embodiment of the present invention includes three service modules, i.e., an operation monitoring unit, a fire-fighting control unit, and a maintenance management unit;
the operation monitoring unit is used for realizing the functions of fire alarm monitoring, electric primary equipment monitoring, fire fighting equipment monitoring, video monitoring, environment monitoring and access monitoring;
the fire control unit adopts a control system of three defense lines to realize the functions of fire extinguishing time sequence control, fire water control, gas fire control, video linkage control, environment linkage control, entrance guard linkage control, sound and light alarm and 119 linkage;
the maintenance management module is used for realizing equipment ledger management, fire statistics report management, database management, historical data archiving and querying functions, channel management, system management and authority management.
The fire alarm system of the embodiment comprises an intelligent temperature-sensitive detector, an intelligent photoelectric smoke-sensitive detector, an explosion-proof temperature-sensitive fire detector, a temperature-sensitive cable, an air-breathing smoke-sensitive detector, an ultraviolet flame detector, a manual alarm button, a fire audible and visual alarm, a fire hydrant, a fire-fighting telephone, a fire alarm junction box, an alarm host, a power supply and the like.
The smoke-optical alarm is arranged at the door of each small chamber, the photoelectric smoke detectors are arranged in a GIS chamber, a secondary equipment chamber and a passageway, the secondary equipment chamber is provided with an air suction type detector, the flame detectors are arranged in a main transformer chamber and an oil resistance chamber, a manual fire alarm button is arranged at the door, the temperature sensing cables are arranged in a main transformer, the oil resistance cable and a cable tunnel, and the temperature sensing optical fibers are arranged on a GIS roof and a main transformer.
The fixed fire extinguishing system employed in the present embodiment includes: fire-fighting water supply and fire hydrant systems (indoor and outdoor), high-pressure water mist fire extinguishing systems (main transformer, oil-resistant and radiator), prefabricated gas fire extinguishing systems (secondary equipment room and storage battery), and closed space self-healing gas fire extinguishing systems (GIS cabinet, switch cabinet and cable tunnel).
As shown in fig. 3, the monitoring contents of the high-pressure water mist system of the embodiment are as follows: the transformer chamber, the transformer radiator and the oil immersed reactor chamber are fixed by high-pressure water mist for extinguishing fire. Through installing fire-fighting pool/water tank level sensor, water flow sensor, information acquisition devices such as export pipeline pressure sensor, gather the water level, the flow, pressure signal sends fire control auxiliary information acquisition unit to, and upload to fire control command system, fire control auxiliary information acquisition unit is through interconnected with the pump control cabinet, the realization is to the functional state of pump control cabinet, the functional state of warning valves, the acquisition of information such as the power supply state of system/controller, thereby realize the operating condition to global fire control system in command system, the real-time display and the control of the water consumption of every fire control point.
As shown in fig. 4, the gas fire extinguishing of the present embodiment includes: the secondary equipment room is provided with a storage battery pack and adopts a heptafluoropropane non-pipe network fire extinguishing system; monitoring the pressure of the gas cylinder in real time, installing a sensor to acquire information of a pressure gauge, outputting the information to a local gas fire extinguishing controller, communicating the gas fire extinguishing controller with a fire alarm controller, and uploading the ambient temperature and the pressure value to a fire command platform; when the pressure of the gas cylinder is reduced by more than 10 percent, the alarm is given in time, and the personnel in the fire control room are informed to process in time.
The alarm signal of the pressure release valve is collected, the release valve is opened to send a switching value alarm signal to the gas fire-extinguishing controller, and the gas fire-extinguishing controller is communicated with the fire alarm controller and sends information to the fire-fighting command platform.
The gas fire extinguishing controller is communicated with the fire alarm controller to realize the acquisition and control of state information such as a gas controller manual/automatic button, equipment power supply, running state and the like, thereby realizing the real-time display and control of the running working condition of the gas fire extinguishing system and the pressure of a gas cylinder of each fire-fighting point in a command system.
As shown in fig. 5, the fire hydrant system of the present embodiment includes: install fire-fighting water pool water level sensing device additional, discharge sensing device, information acquisition devices such as outlet pipe pressure sensing device, through the collection of fire control auxiliary information acquisition unit to each collector signal and upload to fire control command system, fire hydrant system information acquisition device is through interconnected with the fire hydrant system control cabinet, the realization is to opening and close the acquisition of information such as pump state, activestandby pump switching state, power supply and running state to the realization is to every fire hydrant real-time supervision, improve the unified command ability in total powerstation.
Smoke prevention and exhaust system in this embodiment: the fire-fighting auxiliary information acquisition unit acquires signals of a smoke-proof valve, a blower, a smoke exhaust valve, the running state of a smoke exhaust fan, the state of an indicator light, the state of a switch and a control button and the running of the fan on site and sends the signals to a fire-fighting command system.
Fire door, emergency lighting in this embodiment: the fire-fighting auxiliary information acquisition unit acquires on-site switching value signals, signals of opening/closing/failure of a fire door, emergency lighting operation states and the like, and sends the signals to a fire-fighting command server.
The electrical primary equipment of the present embodiment monitors: signals such as the position of a breaker/a disconnecting link of the transformer, gas alarm of the transformer, oil color spectrum alarm of the transformer, oil temperature/winding temperature of a transformer body and the like; oil resistance circuit breaker position, oil resistance gas alarm, oil resistance body oil temperature/winding temperature high signal; the signals are collected, and the fire disaster automatic control function of the transformer and the oil reactor is completed by combining the perfect control strategy of the fire command server.
In the fire alarm signal data source of the embodiment, the system acquires the following alarm signals through the fire-fighting auxiliary information acquisition unit and the auxiliary control server: fire alarm detectors (smoke, temperature, flame, air suction, etc.) alarm signals, fixed fire extinguishing control system on-line monitoring alarm signals, fire fighting equipment on-line monitoring alarm signals, electric primary equipment on-line monitoring signals, video cameras, door control, and environmental position signals; and realizing the function of the operation monitoring module.
The fire control unit of the embodiment adopts three defense lines, wherein the first defense line is an early warning command control system and comprises equipment state evaluation management, equipment basic management, fire evaluation and auxiliary decision; the second line-of-defense local real-time automatic control system comprises fire alarm control, fire extinguishing time sequence control and other fire-fighting equipment control; and a third line-of-defense remote manual control system realizes manual extinguishing and remote control after 10 minutes of fire.
The second defense line on-site real-time automatic control system adopts a multidimensional high-sensitivity fire detection criterion combining electrical quantity, a high-pressure water mist system, a closed small-space self-healing gas fire extinguishing system, a secondary equipment room automatic fire extinguishing control system, an auxiliary control system and quick start in 30 s.
The device status evaluation management of the present embodiment includes the following functions: analyzing and evaluating the equipment state according to a predefined state evaluation formula in combination with the equipment running state, wherein the evaluation result can be inquired through an interface tool; and predicting the future state trend of the equipment according to a predefined state prediction scheme by combining the existing state of the equipment and an analysis result.
The device infrastructure management of the present embodiment includes the following functions: monitoring the running state of the equipment, and registering the defects of the equipment; making an equipment maintenance plan by combining the production cycle and the equipment defect condition; and carrying out equipment maintenance according to the maintenance plan, and registering the maintenance condition.
The fire assessment and aid decision of the embodiment realize the following functions: combining the equipment state evaluation result, carrying out fire risk analysis and evaluation on the heavy-spot operation area according to a predefined fire evaluation formula, wherein the evaluation result can be inquired through an interface tool; according to the fire risk or disaster situation grade, a disaster prevention and relief scheme is made; and regularly carrying out security check and registering the security check condition.
The fire alarm control of the present embodiment includes the following control functions: for important equipment related to fire safety, the system platform is cooperated with a fire alarm host to realize linkage control, and linkage logic is realized in the fire alarm host; the fire alarm host logically executes flow display and time sequence monitoring; after fire alarm confirmation, the fire control command system communicates with the auxiliary control system to realize linkage of other subsystems or equipment, including videos, environments, access controls and the like, and is used for environment regulation and personnel evacuation, and linkage logic is realized by an auxiliary control system platform; the fire alarm host is used for silencing, one-key isolation and manual/automatic mode switching control.
The fire extinguishing sequence control of the present embodiment includes the following control functions: fire hydrant system monitoring, gas system control, water mist system control, fire water supply system monitoring, fire water pump control and the like.
Other fire fighting equipment controls of the present embodiment include the following control functions: remote control of fire door opening/closing control, emergency lighting opening/closing control, smoke prevention valve opening/closing control, blower on/off control, smoke exhaust valve opening/closing control, smoke exhaust fan on/off control.
The remote manual control system of the embodiment comprises the following control functions: after the fire disaster happens for 10 minutes, the fire control room attendant and the fire fighting team are informed in time, the fire fighting attendant remotely monitors the scene fire disaster extinguishing condition through the video, the fire disaster reburning condition is judged, and the fire extinguishing equipment can be remotely controlled to be started again.
The automatic fire extinguishing control operation flow of the embodiment: the fire-fighting command system respectively forms corresponding fire auxiliary alarm signals, fire comprehensive alarm signals and fire linkage control signals by acquiring the acquired data and alarm signals of the fire alarm detector, the environment monitoring subsystem and the video monitoring subsystem.
Fire auxiliary alarm signal: the fire alarm system mainly comprises various fire alarm signals formed after the combustible gas, a visible light monitoring camera and an infrared thermal imaging camera are analyzed;
fire comprehensive alarm signal: comprehensively analyzing and forming according to the auxiliary fire alarm signal, the fire alarm signal and the manual alarm button signal, and sending the comprehensive fire alarm signal to a control and protection system after a fire alarm is generated;
and (3) fire linkage control: after the fire alarm is generated, the linkage control signal is directly controlled by the central fire-fighting command system.
The fire alarm control system is controlled by the fire linkage controller, and the fire alarm host controls each fire alarm control system by receiving the fire auxiliary alarm signal and the fire alarm signal.
The embodiment aims at different areas or equipment, and adopts automatic fire extinguishing control strategies of different principles so as to meet the fire alarm automatic control requirements of key areas or equipment.
The operation flow of the water mist fire extinguishing system for controlling the automatic fire extinguishing of the transformer (oil resistance) is as follows:
the self-starting logic: the automatic start of the water mist automatic fire extinguishing system adopts 2 modes, and the mode 1 and the mode 2 are logical of OR.
As shown in fig. 6, mode 1: the following 2 conditions should be satisfied simultaneously: the logic of '3 to 2' is adopted, and 2 or more independent fire detectors simultaneously send signals or one fire detector and an alarm signal of a fire alarm button are operated by one hand; the main transformer circuit breaker trips.
As shown in fig. 7, mode 2: the following 2 conditions should be satisfied simultaneously: adopting the logic of '2 out of 3', 2 or more independent fire detectors simultaneously send signals, or one fire detector and one hand drive the alarm signal of the fire alarm button; the gas relay of the body sends heavy gas signals.
The action logic is as follows:
after the fire alarm is automatically started, the following equipment is linked through a fire alarm controller:
the fire-fighting subsystem is switched from cold standby to hot standby through a fire-fighting linkage controller;
the fire control room is informed to the operator on duty through multimedia alarms such as sound, light, voice, short messages, telephone and the like; automatically starting 119 fire alarm linkage; pushing corresponding alarm site video and fire alarm information to monitoring personnel in real time; sending a fire alarm signal to the integrated automation system;
after the monitoring personnel confirm that fire occurs on the site, the monitoring personnel pass identity authentication and start a manual alarm button; sending the fire alarm confirmation signal to the integrated automation system;
automatically controlling the electric shutter to close; automatically controlling the closing of a related access control system, and cutting off the air conditioner and the fan power supply in the fire area; cutting off the illumination of the common light and turning on the emergency illumination;
the high-pressure water mist system of the transformer is automatically started through the fire-fighting linkage controller;
the camera in the area is linked through communication with the auxiliary control server, and the picture is sent to a fire control room, so that the whole fire occurrence process is monitored in real time.
The automatic fire extinguishing control of the secondary equipment room of the embodiment: the secondary equipment room and the on-site secondary equipment room respectively adopt a heptafluoropropane pipe-free network fire extinguishing system; the fire extinguishing system mainly comprises a box body, a liquid storage bottle, a discharge connecting pipe, a nozzle and the like; remote control is electrically opened, or a box door is opened manually, and the electric opening is implemented through a fire extinguishing control button.
The self-starting logic:
the automatic start of the gas automatic fire extinguishing system meets one of the following 2 conditions:
2 or more independent fire detectors send signals simultaneously;
or a fire detector and a fire alarm button.
The action logic is as follows:
after the fire alarm is automatically started, the following equipment is linked through a fire alarm controller:
the fire-fighting subsystem is switched from cold standby to hot standby through a fire-fighting linkage controller;
the fire control room is informed to the operator on duty through multimedia alarms such as sound, light, voice, short messages, telephone and the like; automatically starting 119 fire alarm linkage; pushing corresponding alarm site video and fire alarm information to monitoring personnel in real time; sending a fire alarm signal to the integrated automation system;
after the monitoring personnel confirm that fire occurs on the site, the monitoring personnel pass identity authentication and start a manual alarm button; sending the fire alarm confirmation signal to the integrated automation system;
the opening of the pressure relief opening is automatically controlled; automatically controlling the closing of a related access control system, and cutting off the air conditioner and the fan power supply in the fire area; cutting off the illumination of the common light and turning on the emergency illumination;
the gas fire extinguishing system of the fire area is automatically started through the fire-fighting linkage controller;
the camera in the area is linked through communication with the auxiliary control server, and the picture is sent to a fire control room, so that the whole fire occurrence process is monitored in real time.
Automatic fire extinguishing control of the closed small-space switch cabinet, the GIS cabinet and the cable tunnel:
as shown in figure 8, the superfine dry powder fire extinguishing device installed in the electric screen cabinet has the integrated design of the fire extinguishing device, so that the fire condition is controlled in the minimum range, the building safety is greatly improved, and the room is more concise.
As shown in fig. 9, the action flow of the gas fire extinguishing device in the enclosed space is that the fire extinguishing system mainly has two aspects to ensure the safety of the electrical cubicle, one is to prevent the misoperation of the fire extinguishing system from affecting the operation of the transformer substation, and the other is to prevent the safety of the fire extinguishing system to the electrical system after the fire extinguishing system is started.
As shown in fig. 10, the intelligent control system of the superfine dry powder fire extinguishing system is adopted in the cable tunnel, and is linked with the fire alarm: when the fire extinguishing system is in an automatic state and a fire disaster occurs, detectors such as temperature detectors, smoke detectors or far infrared flames and the like detect the fire condition, the fire disaster is confirmed by the fire alarm control system, a fire extinguishing instruction is automatically sent out, the input and output module acts to be switched on the starting module, the electric starting device on the fire extinguishing device is switched on current, the glass ball temperature sensing element is heated to expand and break, and the spray head is opened to spray extinguishing agent for extinguishing the fire.
Linkage of the embodiment and the auxiliary control system:
in the same area, when the fire alarm detector has 2 or more paths of alarms:
the system transfers the cold standby of the fire-fighting subsystem to the hot standby through the fire-fighting linkage controller;
the monitoring personnel are notified through multimedia alarms such as sound, light, voice, short messages, telephone calls and the like;
pushing corresponding alarm site video and fire alarm information to monitoring personnel in real time;
sending a fire alarm signal to the integrated automation system;
after the monitoring personnel confirm that fire occurs on the site, the monitoring personnel pass identity authentication and start a manual alarm button;
sending the fire alarm confirmation signal to the integrated automation system;
the system automatically controls the closing of the related access control system/air conditioner;
the system automatically controls the light illumination to be turned off;
the system automatically starts 119 fire alarm linkage;
the system starts each fire-fighting subsystem through the fire-fighting linkage controller.
The maintenance management unit of the embodiment comprises an equipment ledger management subunit, a fire statistics report management subunit, a database management subunit, a historical data archiving and querying function subunit, a channel management subunit, a system management subunit and an authority management subunit.
The equipment standing book management subunit realizes the following functions: the basic conditions of the fire-fighting facilities comprise the original technical data of the acceptance sheet and the products of the building fire-fighting facilities, system operating instructions, system debugging records, building fire-fighting facility plane layout, building fire-fighting facility system diagrams and the like; the dynamic management condition comprises an on-duty record, an inspection record, a detection record, a fault maintenance record, a maintenance schedule, a maintenance record, an automatic fire-fighting control room on-duty personnel basic condition file and a training record of the building fire-fighting equipment.
The fire statistics report management subunit comprises the following functions: and managing fire alarm and fire occurrence data on line, analyzing places where fire easily occurs in the transformer substation, and performing maintenance and management by using operating personnel in a fire control room.
The database management subunit includes the following functions: the system is provided with a real-time database and a historical database management system for managing online operation data and historical data.
The historical data archiving and querying subunit comprises the following functions: the historical data archiving function continuously records historical data for a period of time, and the stored data comprises system parameters, switching value states, analog quantity values, pulse accumulation amounts, calculation results and alarm/event records.
The channel management subunit includes the following functions: and monitoring the running states of all the channels, and independently starting and stopping one channel without influencing the work of other channels.
The system management subunit includes the following functions: the running state of the system function module is monitored, a graphical tool is provided, and the deployment condition of the function module is conveniently inquired, and the function module is manually stopped or started.
The rights management subunit includes the following functions: the system realizes the system safety management by user coding, password identification and operation authority distribution, all users can access the system only through the login process, the users can enter the system only by inputting the legal user name and password, and only authorized users can execute the monitoring and control of related equipment.
The main core equipment of the system of the embodiment adopts redundancy configuration to realize automatic redundancy switching, and has the following characteristics: the data of redundant equipment is guaranteed to be consistent, the data is guaranteed not to be lost in the switching process, the normal work of other modules cannot be influenced by the switching of any module of equipment such as a server, a switch and a front-end processor which are configured redundantly, the system can monitor the redundant state of a relevant interface system, the communication with the interface system is not influenced by the switching of the interface equipment, the redundant equipment such as the server and a workstation support the double-network work, and the network fault can be automatically diagnosed and the automatic switching can be realized when the single network has a fault.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A fire control command control system, comprising:
an operation monitoring module for acquiring operation monitoring information;
the fire control module is connected with the operation monitoring module and generates corresponding control information based on the acquired operation monitoring information;
and the maintenance management module is respectively connected with the operation monitoring module and the fire control module and is used for storing and managing data.
2. A fire control command control system as claimed in claim 1, wherein the fire control module comprises: the early warning command control unit comprises an equipment state evaluation management subunit, an equipment basic management subunit and a fire evaluation and auxiliary decision subunit;
the real-time automatic control unit comprises a fire alarm control subunit, a fire extinguishing time sequence control subunit and a fire fighting equipment control subunit;
and the remote manual control unit comprises a remote manual control subunit.
3. A fire control command and control system according to claim 2, wherein: the equipment state evaluation management subunit analyzes and evaluates the equipment state according to a predefined state evaluation formula based on the equipment running state, and an evaluation result can be inquired through an interface tool; predicting the future state trend of the equipment according to a predefined state prediction scheme by combining the existing state of the equipment and the analysis and evaluation result;
the equipment basic management subunit monitors the running state of the equipment and registers the defects of the equipment; making an equipment maintenance plan by combining the production cycle and the equipment defect condition; according to the maintenance plan, carrying out equipment maintenance and registering maintenance conditions;
the fire evaluation and auxiliary decision subunit combines the equipment state evaluation result to carry out fire risk analysis and evaluation on the set operation area according to a predefined fire evaluation formula, and the evaluation result can be inquired through an interface tool; according to the fire risk or disaster situation grade, a disaster prevention and relief scheme is made; and regularly carrying out security check and registering the security check condition.
4. A fire control command and control system according to claim 2, wherein: and after confirming the fire alarm, the fire alarm control subunit links the related fire-fighting equipment based on the set linkage logic to realize linkage control.
5. A fire control command and control system according to claim 2, wherein: the fire extinguishing time sequence control subunit controls the starting and stopping of the fire hydrant system, the gas system, the water mist system, the fire water supply system and the fire pump based on the set time sequence information.
6. A fire control command and control system according to claim 2, wherein: the fire-fighting equipment control subunit controls the opening/closing of the remote control fireproof door, the opening/closing of emergency lighting, the opening/closing of a smoke-proof valve, the starting/stopping of a blower, the opening/closing of a smoke exhaust valve and the starting/stopping of a smoke exhaust fan based on set control information.
7. A fire control command and control system according to claim 2, wherein: after the fire disaster happens for a set time, the remote manual control subunit informs a fire control room attendant and a fire fighting team, the fire fighting attendant remotely monitors the scene fire suppression situation through a video, judges the fire re-ignition situation, and can remotely control the fire extinguishing equipment to be started again.
8. A fire control command and control system according to claim 1, wherein: the operation monitoring module comprises a fire alarm monitoring subunit, an electrical primary equipment monitoring subunit, a fire fighting equipment monitoring subunit, a video monitoring subunit, an environment monitoring subunit and an entrance guard monitoring subunit, wherein each subunit is respectively used for monitoring the real-time information of corresponding equipment.
9. A fire control command and control system according to claim 1, wherein: the maintenance management module is used for realizing equipment ledger management, fire statistics report management, database management, historical data archiving and querying functions, channel management, system management and authority management.
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| CN112870616A (en) * | 2021-01-25 | 2021-06-01 | 南京南瑞继保电气有限公司 | CAFS coordinated control system |
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Application publication date: 20200512 |