CN113833512A - Intelligent monitoring operation method and system for tunnel fire fighting - Google Patents
Intelligent monitoring operation method and system for tunnel fire fighting Download PDFInfo
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
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- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
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- F04B49/022—Stopping, starting, unloading or idling control by means of pressure
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- G08B13/02—Mechanical actuation
- G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
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Abstract
The invention provides an intelligent monitoring operation method and system for tunnel fire protection, which comprises fire-fighting boxes, fire-fighting pipelines, fire-fighting pools, a fire-fighting pump set and a remote terminal, wherein each fire-fighting box is provided with a set of analog quantity ADAM module and a set of switching quantity ADAM module, a fire-fighting box opening and closing detection and illegal use alarm unit, a fire-fighting equipment on-site detection and anti-theft alarm unit and a fire condition indication unit, the system is also provided with a fire-fighting pool liquid level detection unit, a fire-fighting pump set remote control unit, a pipeline water leakage detection unit and a fire-fighting electric tracing control unit, the switching quantity ADAM module and the analog quantity ADAM module are both connected with a serial server, and the serial server is connected with a PLC module. The tunnel road management system solves the technical problems that the existing tunnel road management mode needs to consume more manpower, the supervision is greatly influenced by human factors, accidents and emergency situations are not timely treated, and great potential safety hazards exist. The tunnel security system can be widely applied to tunnel security systems.
Description
Technical Field
The invention relates to a tunnel security monitoring method and a tunnel security monitoring system, in particular to an intelligent monitoring operation method and an intelligent monitoring operation system for tunnel fire protection.
Background
With the high-speed development of the traffic industry, as an important component of a road, the number of road tunnels is increased year by year, the construction technology is advanced with time, with the continuous expansion of the networked operation scale, the operation lines are continuously increased, the number and the types of operation equipment are greatly increased, the working pressure and the management requirements of equipment management are also improved, higher requirements on the advancement, the safety and the reliability of the tunnels are also provided, and the modular, automatic and intelligent management becomes a demand trend.
In the daily operation maintenance and management of highway tunnels, tunnel safety problems are not ignored, a fire hazard is a great hidden danger in tunnel safety, the fire alarm means in the current tunnel system is single, and the capacity of automatic detection and alarm of the fire hazard is not provided, after the fire hazard is alarmed, the operation of facilities needs manual operation, the daily maintenance of equipment mainly depends on the regular patrol of personnel, the problems that the facilities cannot be timely and automatically operated in a fire alarm state, the maintenance interval is longer, and the workload is large are caused, and due to the special environment of the tunnel, hidden facilities such as an electric heating belt cannot be comprehensively maintained, and the safe and healthy operation of tunnel fire-fighting facilities is influenced.
Disclosure of Invention
The invention provides an intelligent monitoring operation method and system for tunnel fire protection, which integrate remote monitoring of fire conditions in a tunnel, fire equipment in-place conditions, fire pipeline water leakage conditions, fire water level monitoring and electric tracing band state monitoring in the tunnel into a whole, and aims to solve the technical problems that the conventional tunnel road management mode needs more manpower consumption, supervision is greatly influenced by human factors, patrol frequency is low, accidents and emergencies are difficult to timely handle, and great potential safety hazards exist.
Therefore, the invention adopts the technical scheme that the intelligent monitoring operation system for tunnel fire protection comprises fire boxes, fire pipelines, a fire pool, a fire pump set and a remote terminal, wherein the fire pump set is used for communicating the fire pool with the fire pipelines, each fire box is provided with a set of analog quantity ADAM module and a set of switching value ADAM module, a fire box opening and closing detection and illegal use alarm unit, a fire equipment on-site detection and anti-theft alarm unit and a fire condition indication unit, the system is also provided with a fire pool liquid level detection unit, a fire pump set remote control unit, a pipeline water leakage detection unit and a fire-fighting electric tracing control unit, the fire box opening and closing detection and illegal use alarm unit, the fire equipment on-site detection and anti-theft alarm unit, the fire pool liquid level detection unit and the pipeline water leakage detection unit are connected with the switching value ADAM module, the fire pump group remote control unit and the fire electric heat tracing control unit are connected with the analog quantity ADAM module, the fire condition indicating unit is respectively connected with the switching quantity ADAM module and the analog quantity ADAM module, the switching quantity ADAM module and the analog quantity ADAM module are both connected with a serial server, a PLC module is connected to the serial server, and the PLC module is connected with the remote terminal;
the fire box opening and closing detection and illegal use alarm unit is used for monitoring the opening and closing state of a fire box door and sending an alarm signal when the illegal door opening state is monitored; the fire-fighting equipment in-place detection and anti-theft alarm unit is used for monitoring whether the fire-fighting equipment in the fire box is in place or not and sending an alarm signal when the situation that the fire-fighting equipment is not in place is monitored; the fire condition indicating unit is used for monitoring whether a fire condition occurs in the tunnel or not, and feeding back fire information in time when the fire condition is monitored; the fire-fighting water pool liquid level detection unit is used for monitoring the water level in the fire-fighting water pool and avoiding potential safety hazards brought to fire rescue due to too low water level; the remote control unit of the fire pump set is used for controlling the start and stop of the fire pump set according to the pressure condition of the fire pipeline; the pipeline water leakage detection unit is used for monitoring whether the fire-fighting pipeline has leakage conditions in real time; the fire-fighting electric tracing control unit is used for controlling the on-off of the electric tracing band by monitoring the temperature in the tunnel.
Preferably, the fire box opening and closing detection and illegal use alarm unit is provided with a door magnetic switch, the door magnetic switch is arranged on a door of the fire box, and the door magnetic switch is connected with the switching value ADAM module.
Preferably, the fire-fighting equipment on-site detection and anti-theft alarm unit is provided with a diffuse reflection sensor, the diffuse reflection sensor is arranged on the fire-fighting equipment in the fire box, each fire-fighting equipment is provided with one set of the diffuse reflection sensor, the test range of the diffuse reflection sensor is adjustable, and the diffuse reflection sensor is connected with the switching value ADAM module.
Preferably, the fire condition indicating unit is provided with a temperature sensing grating and an indicator light, the temperature sensing grating is arranged at the top of the tunnel, the indicator light is arranged on a door plate of the fire box, the temperature sensing grating is connected with the analog quantity ADAM module, and the indicator light is connected with the switching quantity ADAM module.
Preferably, the fire-fighting water pool liquid level detection unit is provided with a static pressure input type liquid level sensor, the static pressure input type liquid level sensor is arranged in the fire-fighting water pool, and the static pressure input type liquid level sensor is connected with the switching value ADAM module.
Preferably, the remote control unit of the fire pump group is provided with a pressure sensor, the pressure sensor is arranged on the fire pipeline, and the pressure sensor is connected with the analog quantity ADAM module.
Preferably, the pipeline water leakage detection unit is provided with a water sensor, the water sensor is arranged at a joint of the fire fighting pipeline, and the water sensor is connected with the switching value ADAM module.
Preferably, a temperature sensor is arranged on the fire-fighting electric tracing control unit, the temperature sensor is arranged on the fire-fighting pipeline, and the temperature sensor is connected with the analog ADAM module.
An intelligent monitoring operation method for tunnel fire protection is characterized in that a monitoring module is arranged on a remote terminal, and a worker takes corresponding measures by observing data of the monitoring module, and the method comprises the following specific steps:
(1) numbering the positions of the fire fighting boxes in the tunnel in advance, recording switching value ADAM modules and analog value ADAM modules connected with the fire fighting boxes into a PLC module in advance, and transmitting numbering information to a remote terminal;
(2) the opening and closing state of a fire box door is monitored through fire box opening and closing detection and illegal use of a door magnetic switch on an alarm unit, when the opening of a door is monitored, alarm information is sent, the alarm information sequentially passes through an opening and closing quantity ADAM module, a serial port server and a PLC module to reach a remote terminal, a worker acquires the alarm information from the remote terminal and confirms the opening state of the fire box;
(3) meanwhile, whether the fire-fighting equipment is in the fire box is monitored through a diffuse reflection sensor on the fire-fighting equipment on-site detection and anti-theft alarm unit, when no fire-fighting equipment is in the fire box, the diffuse reflection sensor sends alarm information, the alarm information sequentially passes through the switching value ADAM module, the serial server and the PLC module to reach a remote terminal, and a worker acquires the alarm information from the remote terminal to confirm the state of the fire-fighting equipment;
(4) meanwhile, the fire condition indicating unit monitors the temperature in the tunnel through the temperature sensing grating, the temperature sensing grating transmits temperature information to the PLC module, when the temperature is too high, the PLC module judges that the temperature is abnormal, the PLC module controls an indicating lamp on the fire box to change from green to red, flicker and highlight, and buzz and alarm;
(5) meanwhile, the fire-fighting water pool liquid level detection unit monitors the water level in the fire-fighting water pool through a static pressure input type liquid level sensor and sequentially transmits a water level signal to the switching value ADAM module and the PLC module, the PLC module is connected with a water replenishing pump, the water replenishing pump is communicated with the fire-fighting water pool, when the water level in the fire-fighting water pool is lower than a set value, the PLC module controls the water replenishing pump to start, and when the water level in the fire-fighting water pool is higher than the set value, the PLC module controls the water replenishing pump to stop working;
(6) meanwhile, a remote control unit of the fire pump group monitors the pressure value on the fire pipeline through a pressure sensor and sequentially transmits a pressure signal to an analog ADAM module, a PLC module and a remote terminal, when the pressure of the fire pipeline is monitored to be lower than a set value, the pressure sensor feeds an alarm signal back to the remote terminal, and a worker in a central control room remotely and manually starts the fire pump group by observing the pressure information of the remote terminal or automatically starts the fire pump group in a linkage manner;
(7) meanwhile, the pipeline water leakage detection unit monitors whether water leaks from the interface of the fire fighting pipeline through the water sensor, after the water sensor detects that the pipeline assembly leaks, a leakage signal is sequentially transmitted to the switching value ADAM module, the PLC module and the remote terminal, and a worker receives the leakage signal through the remote terminal to perform corresponding processing;
(8) simultaneously, the fire control electricity companion's thermal control unit is through setting up the temperature in the temperature sensor monitoring tunnel on the fire-fighting pipeline, once conveys the measured temperature value to analog quantity ADAM module, PLC module, compares measured temperature and preset temperature value through the PLC module, confirms whether to open the heating.
The beneficial effects of the invention are that,
(1) according to the tunnel fire-fighting monitoring system, the fire condition in the tunnel, the on-site condition of fire-fighting equipment, the water leakage condition of a fire-fighting pipeline, the fire-fighting water level monitoring and the electric tracing band condition monitoring in the tunnel are integrated through remote monitoring, the fire-fighting state in the tunnel can be known through a remote terminal in a control room, joint defense linkage can be carried out, information transmission is rapid and accurate, the safety and reliability of tunnel fire fighting are greatly improved, the loss caused by the fire can be reduced to the maximum extent, and the tunnel fire-fighting monitoring system has high popularization value;
(2) by arranging the fire box opening and closing detection and illegal use alarm unit and the fire equipment on-site detection and anti-theft alarm unit, whether the fire box door is illegally opened can be monitored in real time, the fire equipment is ensured to be on site, so that the fire box can quickly respond in case of fire, and adverse effects caused by illegal operation are avoided;
(3) by arranging the fire condition indicating unit, when a fire accident occurs, high-efficiency rescue can be carried out, and the nearest emergency evacuation identification indication can be provided for people in the tunnel when the fire occurs, so that the fire loss is reduced to the maximum extent;
(4) by arranging the fire-fighting water pool liquid level detection unit and the fire-fighting pump group remote control unit, the switch of the fire-fighting pump group can be timely regulated and controlled according to the water quantity in the fire-fighting water pool and the pressure state on a fire-fighting pipeline, and the automation degree is high; a water immersion sensor is also arranged at the joint of the fire fighting pipeline, so that pipeline leakage information can be obtained in time without manual field inspection, and a deployment worker can check the pipeline leakage information in time, so that the response is quicker, and the labor is saved;
(5) through setting up fire control electric tracing control unit, can reach energy saving and consumption reduction's effect according to actual demand district heating to electric tracing area to whether can also monitor electric tracing area normal work, overhaul in time to the trouble, avoided the energy waste that the ineffective heating that leads to because electric tracing area trouble led to caused.
Drawings
FIG. 1 is a system block diagram of an embodiment of the invention.
Detailed Description
The present invention will be further described with reference to the following examples.
As shown in figure 1, the intelligent monitoring operation system for tunnel fire protection comprises a fire box, a fire pipeline, a fire pool, a fire pump set and a remote terminal, wherein the fire box is respectively installed on the inner walls of the two sides of a tunnel, and the fire pump set is communicated with the fire pool and the fire pipeline. The system comprises a fire-fighting box opening and closing detection and illegal use alarm unit, a fire-fighting equipment on-site detection and anti-theft alarm unit, a fire-fighting pool liquid level detection unit, a fire-fighting pump group remote control unit, a pipeline water leakage detection unit, a fire-fighting electric tracing control unit, a fire condition indication unit, a serial server and a PLC module, wherein each fire-fighting box is provided with a set of switching value ADAM module and analog quantity ADAM module, and is also provided with a fire-fighting box opening and closing detection and illegal use alarm unit, a fire-fighting equipment on-site detection and anti-theft alarm unit and a fire condition indication unit, the fire-fighting box opening and opening detection and illegal use alarm unit, the fire-fighting equipment on-site detection and anti-theft alarm unit, the fire-fighting pool liquid level detection unit and the pipeline water leakage detection unit are connected with the switching value ADAM module, the fire-fighting pump group remote control unit and the fire-tracing electric heat control unit are connected with the analog quantity ADAM module, the fire condition indicating unit is respectively connected with the switching value ADAM module and the analog value ADAM module, the switching value ADAM module and the analog value ADAM module are both connected with the serial server, the serial server is connected with the PLC module, and the PLC module is connected with the remote terminal.
The fire box opening and closing detection and illegal use alarm unit is used for monitoring the opening and closing state of a fire box door and sending an alarm signal when the illegal door opening state is monitored; the fire-fighting equipment in-place detection and anti-theft alarm unit is used for monitoring whether fire-fighting equipment in the fire box is in place or not and sending an alarm signal when the situation that the fire-fighting equipment is not in place is monitored; the fire condition indicating unit is used for monitoring whether a fire condition occurs in the tunnel or not, and feeding back fire information in time when the fire condition is monitored; the fire-fighting pool liquid level detection unit is used for monitoring the water level in the fire-fighting pool and avoiding potential safety hazards caused by fire rescue due to too low water level; the fire pump unit remote control unit is used for controlling the start and stop of the fire pump unit according to the pressure condition of the fire pipeline; the pipeline water leakage detection unit is used for monitoring whether the fire-fighting pipeline has leakage conditions in real time; the fire-fighting electric tracing control unit is used for controlling the on-off of the electric tracing band by monitoring the temperature in the tunnel.
The fire box opening and closing detection and illegal use alarm unit is provided with a door magnetic switch, the door magnetic switch is arranged on a door of the fire box, monitoring door opening and closing signals under the condition of not influencing normal door opening and closing can be achieved through the door magnetic switch, whether the door is opened under the normal condition is judged through the PLC module, if the door is abnormal, alarm information is sent, door magnetic switch states and the alarm information are transmitted to the switching value ADAM module, the door magnetic switch states and the alarm information are further transmitted to the remote terminal, and workers in the central control room acquire related information through the remote terminal and take corresponding measures.
The fire-fighting equipment on-site detection and anti-theft alarm unit is provided with a diffuse reflection sensor, the diffuse reflection sensor is arranged on the fire-fighting equipment in the fire box, each fire-fighting equipment is provided with one set of diffuse reflection sensor, the test range of the diffuse reflection sensor is adjustable, when the fire-fighting equipment at the position is detected to be in or out, the corresponding diffuse reflection sensor can output different state values and transmit the state values to the switching value ADAM module, the fire-fighting equipment is used for alarming and prompting under the condition of no alarm, and finally signals are transmitted to the remote terminal.
The fire condition indicating unit is provided with a temperature sensing grating and an indicating lamp, the temperature sensing grating is connected with the analog quantity ADAM module, and the indicating lamp is connected with the switching quantity ADAM module. The temperature sensing grating is established at the tunnel top, and the pilot lamp is established on the door plant of fire hose, and the pilot lamp shows green sign under the normal condition, if the fire incident takes place, the temperature sensing grating at tunnel top passes through analog quantity ADAM module conveying to the PLC module after with the temperature that detects, judges the temperature anomaly by the PLC module, and the pilot lamp is red and the scintillation highlight by green conversion, and buzzing warning. Meanwhile, the PLC module can automatically find the fire-fighting box closest to the accident occurrence place through a logic algorithm according to the tunnel pile number, and the rescue timeliness is effectively improved. Still be equipped with urgent evacuation sign on the tunnel inner wall, all be equipped with the information board in the tunnel and outside the tunnel, connect the information controller on the information board, urgent evacuation sign, information controller are connected with the PLC module respectively, when the conflagration takes place, can pass through the control of PLC module, and nearest evacuation direction of instruction is indicateed to intelligence, and links the inside and outside information board in the tunnel, reminds the relevant information of condition of a fire, reminds and evacuation instruction to near vehicle.
The fire-fighting water pool liquid level detection unit is provided with a static pressure input type liquid level sensor, the static pressure input type liquid level sensor is arranged in a fire-fighting water pool, 4-20mA analog quantity signals are output, the signals are transmitted to the switching value ADAM module to be processed and then are connected into the PLC module, the PLC module achieves the functions of low-level automatic starting and high-level automatic stopping through a logic algorithm, the lowest level can be set through the PLC module to alarm, the alarm function is triggered when the water level is too low, and therefore water shortage protection is achieved. Still be equipped with the outlet valve on the fire-fighting water pond, when the water level in the fire-fighting water pond exceeded the limit value, the outlet valve can be opened automatically, with water drainage to escape canal, when the water level row to reduce to the setting value after, the outlet valve self-closing. Fire-fighting equipment in the fire hose comprises a dry powder fire extinguisher, a water film-forming fire extinguishing device, a direct-current water gun and the like, a liquid level sensor is also arranged on the water film-forming foam fire extinguishing device and used for detecting the liquid level of foam in the water film-forming foam fire extinguishing device, and when the liquid level is lower than a limit value, the liquid level sensor automatically gives an alarm to prompt and remind a worker to timely treat the foam.
The remote control unit of the fire pump group is provided with a pressure sensor, the pressure sensor is arranged on a fire pipeline, the range of the pressure sensor is 0-2.4Mpa, 4-20mA signals can be output and transmitted to the analog ADAM module for processing, and the processed pressure information is further transmitted to the PLC module and the remote terminal. When the pressure of the main pipeline is monitored to be lower than a set value, the pressure sensor feeds back an alarm signal to the remote terminal, and a worker in the central control room remotely and manually starts the fire pump set or automatically starts the fire pump set in a linkage mode by observing the pressure information of the remote terminal. The remote terminal can display the start, stop and fault information of the fire pump set in the operation process of the fire pump set, and can remotely operate the main/standby pump to select and also can automatically switch each other in fault. A monitoring module is arranged in the fire pump room, video monitoring and illegal intrusion alarming can be achieved, and a remote terminal can call monitoring in real time.
The pipeline detection unit that leaks is equipped with the water sensor, and the water sensor is established at the kneck of fire control pipeline, and the water sensor is connected with switching value ADAM module, adopts SJ-24V water sensor in this embodiment, mainly installs in pipeline connecting piece, bolt head and valve etc. department, and the water sensor detects behind the pipe assembly seepage, feeds back alarm signal and gives remote terminal, and the suggestion staff handles and associates corresponding task management unit, realizes the function of pipeline monitoring of leaking.
The fire-fighting electric heat tracing control unit is provided with a temperature sensor and a current sensor, the temperature sensor is arranged on a fire-fighting pipeline, the current sensor is arranged on an electric heat tracing belt, and the temperature sensor and the current sensor are both connected with an analog quantity ADAM module. PT100 temperature sensor is adopted to this embodiment, output analog quantity signal, and signal transfer is handled to analog quantity ADAM module, and through the PLC module, further transmission to remote terminal, the staff in the central control room passes through remote terminal monitoring temperature state. And when the feedback value of the PT100 temperature sensor is lower than a preset threshold value, automatically starting the power supply unit of the electric tracing band, starting heating after the electric tracing band is started, and starting constant temperature after the electric tracing band is heated to the required temperature. The current sensor is used for monitoring the current value passing through the electric tracing band, judging the quality of the electric tracing band, and if no current value is output, the current sensor proves that the section of electric tracing band is bad and needs to be maintained, and also gives an alarm to prompt personnel to maintain, so that the function of routing inspection is realized. The concrete configuration is as follows: a current sensor is arranged on each electric tracing band, the current value detected by the current sensor is compared with the starting current and the steady-state current normal value of the electric tracing band preset in the PLC module, when the current of the electric tracing band is inconsistent with the preset value, an alarm is given, meanwhile, the positioning function is realized through the address input in advance in the PLC module and the serial number of the electric tracing band, and automatic protection can also be realized through setting an overcurrent value and an overheat value data in the PLC module. The temperature sensors comprise an environment temperature sensor and a pipeline temperature sensor, the environment temperature sensor is arranged in the tunnel and used for monitoring the environment temperature in the tunnel, the tunnel is divided into areas according to the length, each area is provided with one environment temperature sensor and used for monitoring the temperature of different areas, and whether the electric tracing band in the area is started or not is determined according to the actual temperature of the area, so that the effects of energy conservation and electricity saving are achieved; the pipeline temperature sensor is arranged on the pipe wall of the fire fighting pipeline and used for monitoring the temperature of the fire fighting pipeline. Through setting up environmental temperature sensor and pipeline temperature sensor respectively, remote terminal sets for the ambient temperature threshold value, and ambient temperature sensor monitors the tunnel internal environment temperature to reach the PLC module with the temperature, start switch when the temperature is less than and set for the threshold value, the work is started to the electric tracing area, when the temperature reaches the upper limit of threshold value, the power is cut off, the work is stopped to the electric tracing area, can realize zone control, reaches energy saving and consumption reduction's effect.
An intelligent monitoring operation method for tunnel fire protection is characterized in that a monitoring module is arranged on a remote terminal, and a worker takes corresponding measures by observing data of the monitoring module, and the method comprises the following specific steps:
(1) numbering the positions of the fire fighting boxes in the tunnel in advance, recording switching value ADAM modules and analog value ADAM modules connected with the fire fighting boxes into a PLC module in advance, and transmitting numbering information to a remote terminal;
(2) the opening and closing state of a fire box door is monitored through fire box opening and closing detection and illegal use of a door magnetic switch on an alarm unit, when the opening of a door is monitored, alarm information is sent, the alarm information sequentially passes through an opening and closing quantity ADAM module, a serial port server and a PLC module to reach a remote terminal, a worker acquires the alarm information from the remote terminal and confirms the opening state of the fire box;
(3) meanwhile, whether the fire-fighting equipment is in the fire box is monitored through a diffuse reflection sensor on the fire-fighting equipment on-site detection and anti-theft alarm unit, when no fire-fighting equipment is in the fire box, the diffuse reflection sensor sends alarm information, the alarm information sequentially passes through the switching value ADAM module, the serial server and the PLC module to reach a remote terminal, and a worker acquires the alarm information from the remote terminal to confirm the state of the fire-fighting equipment;
(4) meanwhile, the fire condition indicating unit monitors the temperature in the tunnel through the temperature sensing grating, the temperature sensing grating transmits temperature information to the PLC module, when the temperature is too high, the PLC module judges that the temperature is abnormal, the PLC module controls an indicating lamp on the fire box to change from green to red, flicker and highlight, and buzz and alarm;
(5) meanwhile, the fire-fighting water pool liquid level detection unit monitors the water level in the fire-fighting water pool through a static pressure input type liquid level sensor and sequentially transmits a water level signal to the switching value ADAM module and the PLC module, the PLC module is connected with a water replenishing pump, the water replenishing pump is communicated with the fire-fighting water pool, when the water level in the fire-fighting water pool is lower than a set value, the PLC module controls the water replenishing pump to start, and when the water level in the fire-fighting water pool is higher than the set value, the PLC module controls the water replenishing pump to stop working;
(6) meanwhile, a remote control unit of the fire pump group monitors the pressure value on the fire pipeline through a pressure sensor and sequentially transmits a pressure signal to an analog ADAM module, a PLC module and a remote terminal, when the pressure of the fire pipeline is monitored to be lower than a set value, the pressure sensor feeds an alarm signal back to the remote terminal, and a worker in a central control room remotely and manually starts the fire pump group by observing the pressure information of the remote terminal or automatically starts the fire pump group in a linkage manner;
(7) meanwhile, the pipeline water leakage detection unit monitors whether water leaks from the interface of the fire fighting pipeline through the water sensor, after the water sensor detects that the pipeline assembly leaks, a leakage signal is sequentially transmitted to the switching value ADAM module, the PLC module and the remote terminal, and a worker receives the leakage signal through the remote terminal to perform corresponding processing;
(8) simultaneously, the fire control electricity companion's thermal control unit is through setting up the temperature in the temperature sensor monitoring tunnel on the fire-fighting pipeline, once conveys the measured temperature value to analog quantity ADAM module, PLC module, compares measured temperature and preset temperature value through the PLC module, confirms whether to open the heating.
The system adopts an RS485 bus, connects an analog quantity ADAM module and a switching value ADAM module to a serial server, converts RS485 into Ethernet (Ethernet), and directly converts the Ethernet into optical fiber transmission to a sub-control room monitoring computer of a remote terminal through photoelectric conversion. Monitoring software is installed on monitoring computers of the sub-control rooms, so that functions of monitoring real-time data collected on site, dynamic display, parameter alarm, data storage, historical query, analysis, data export and the like are achieved, and the requirement of centralized monitoring and management of on-site fire-fighting equipment is met. The system collects the alarm and state information of each fire fighting device in real time, an information network channel is adopted to transmit the alarm and state information to the remote terminal, workers can realize centralized monitoring, alarm and fault site linkage of the fire fighting devices on class at the remote terminal, and the system also reserves an interface function for being in butt joint with an external system, so that the requirement of the centralized monitoring system on emergency linkage operation is met to the greatest extent.
However, the above description is only exemplary of the present invention, and the scope of the present invention should not be limited thereby, and the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.
Claims (9)
1. An intelligent monitoring operation system for tunnel fire protection is characterized by comprising fire fighting boxes, a fire fighting pipeline, a fire fighting pool, a fire fighting pump set and a remote terminal, wherein the fire fighting pump set is used for communicating the fire fighting pool with the fire fighting pipeline, each fire fighting box is provided with a set of analog quantity ADAM module and a set of switching quantity ADAM module, a fire fighting box opening and closing detection and illegal use alarm unit, a fire fighting equipment on-site detection and anti-theft alarm unit and a fire situation indication unit, the system is also provided with a fire fighting pool liquid level detection unit, a fire fighting pump set remote control unit, a pipeline water leakage detection unit and a fire fighting electric heat tracing control unit, the fire fighting box opening and closing detection and illegal use alarm unit, the fire fighting equipment on-site detection and anti-theft alarm unit, the fire fighting pool liquid level detection unit and the pipeline water leakage detection unit are connected with the switching quantity ADAM module, the fire pump group remote control unit and the fire electric heat tracing control unit are connected with the analog quantity ADAM module, the fire condition indicating unit is respectively connected with the switching quantity ADAM module and the analog quantity ADAM module, the switching quantity ADAM module and the analog quantity ADAM module are both connected with a serial server, a PLC module is connected to the serial server, and the PLC module is connected with the remote terminal;
the fire box opening and closing detection and illegal use alarm unit is used for monitoring the opening and closing state of a fire box door and sending an alarm signal when the illegal door opening state is monitored; the fire-fighting equipment in-place detection and anti-theft alarm unit is used for monitoring whether the fire-fighting equipment in the fire box is in place or not and sending an alarm signal when the situation that the fire-fighting equipment is not in place is monitored; the fire condition indicating unit is used for monitoring whether a fire condition occurs in the tunnel or not, and feeding back fire information in time when the fire condition is monitored; the fire-fighting water pool liquid level detection unit is used for monitoring the water level in the fire-fighting water pool and avoiding potential safety hazards brought to fire rescue due to too low water level; the remote control unit of the fire pump set is used for controlling the start and stop of the fire pump set according to the pressure condition of the fire pipeline; the pipeline water leakage detection unit is used for monitoring whether the fire-fighting pipeline has leakage conditions in real time; the fire-fighting electric tracing control unit is used for controlling the on-off of the electric tracing band by monitoring the temperature in the tunnel.
2. The intelligent monitoring and operation system for tunnel fire fighting according to claim 1, wherein the fire box opening and closing detection and illegal use alarm unit is provided with a door magnetic switch, the door magnetic switch is arranged on a door of the fire box, and the door magnetic switch is connected with the switching value ADAM module.
3. The intelligent monitoring and operating system for tunnel fire protection as claimed in claim 1, wherein the fire fighting equipment in-place detection and burglar alarm unit is provided with a diffuse reflection sensor, the diffuse reflection sensor is arranged on the fire fighting equipment in the fire box, each fire fighting equipment is provided with one set of the diffuse reflection sensor, the test range of the diffuse reflection sensor is adjustable, and the diffuse reflection sensor is connected with the switching value ADAM module.
4. The intelligent monitoring and operating system for tunnel fire protection according to claim 1, wherein the fire condition indicating unit is provided with a temperature-sensing optical grating and an indicator light, the temperature-sensing optical grating is arranged on the top of the tunnel, the indicator light is arranged on a door panel of the fire box, the temperature-sensing optical grating is connected with the analog quantity ADAM module, and the indicator light is connected with the switching quantity ADAM module.
5. The intelligent monitoring operation system for tunnel fire protection according to claim 1, wherein the fire-fighting water pool liquid level detection unit is provided with a static pressure input type liquid level sensor, the static pressure input type liquid level sensor is arranged in the fire-fighting water pool, and the static pressure input type liquid level sensor is connected with the switching value ADAM module.
6. The intelligent monitoring and operating system for tunnel fire protection according to claim 1, wherein the fire pump group remote control unit is provided with a pressure sensor, the pressure sensor is arranged on the fire fighting pipeline, and the pressure sensor is connected with the analog ADAM module.
7. The intelligent monitoring and operating system for tunnel fire protection according to claim 1, wherein the pipeline water leakage detection unit is provided with a water sensor, the water sensor is arranged at an interface of the fire protection pipeline, and the water sensor is connected with the switching value ADAM module.
8. The intelligent monitoring and operating system for tunnel fire protection according to claim 1, wherein a temperature sensor is arranged on the fire-fighting electric tracing control unit, the temperature sensor is arranged on the fire-fighting pipeline, and the temperature sensor is connected with the analog ADAM module.
9. An intelligent monitoring operation method for tunnel fire protection according to any one of claims 1 to 8, wherein a monitoring module is arranged on a remote terminal, and a worker takes corresponding measures by observing data of the monitoring module, and the method comprises the following specific steps:
(1) numbering the positions of the fire fighting boxes in the tunnel in advance, recording switching value ADAM modules and analog value ADAM modules connected with the fire fighting boxes into a PLC module in advance, and transmitting numbering information to a remote terminal;
(2) the opening and closing state of a fire box door is monitored through fire box opening and closing detection and illegal use of a door magnetic switch on an alarm unit, when the opening of a door is monitored, alarm information is sent, the alarm information sequentially passes through an opening and closing quantity ADAM module, a serial port server and a PLC module to reach a remote terminal, a worker acquires the alarm information from the remote terminal and confirms the opening state of the fire box;
(3) meanwhile, whether the fire-fighting equipment is in the fire box is monitored through a diffuse reflection sensor on the fire-fighting equipment on-site detection and anti-theft alarm unit, when no fire-fighting equipment is in the fire box, the diffuse reflection sensor sends alarm information, the alarm information sequentially passes through the switching value ADAM module, the serial server and the PLC module to reach a remote terminal, and a worker acquires the alarm information from the remote terminal to confirm the state of the fire-fighting equipment;
(4) meanwhile, the fire condition indicating unit monitors the temperature in the tunnel through the temperature sensing grating, the temperature sensing grating transmits temperature information to the PLC module, when the temperature is too high, the PLC module judges that the temperature is abnormal, the PLC module controls an indicating lamp on the fire box to change from green to red, flicker and highlight, and buzz and alarm;
(5) meanwhile, the fire-fighting water pool liquid level detection unit monitors the water level in the fire-fighting water pool through a static pressure input type liquid level sensor and sequentially transmits a water level signal to the switching value ADAM module and the PLC module, the PLC module is connected with a water replenishing pump, the water replenishing pump is communicated with the fire-fighting water pool, when the water level in the fire-fighting water pool is lower than a set value, the PLC module controls the water replenishing pump to start, and when the water level in the fire-fighting water pool is higher than the set value, the PLC module controls the water replenishing pump to stop working;
(6) meanwhile, a remote control unit of the fire pump group monitors the pressure value on the fire pipeline through a pressure sensor and sequentially transmits a pressure signal to an analog ADAM module, a PLC module and a remote terminal, when the pressure of the fire pipeline is monitored to be lower than a set value, the pressure sensor feeds an alarm signal back to the remote terminal, and a worker in a central control room remotely and manually starts the fire pump group by observing the pressure information of the remote terminal or automatically starts the fire pump group in a linkage manner;
(7) meanwhile, the pipeline water leakage detection unit monitors whether water leaks from the interface of the fire fighting pipeline through the water sensor, after the water sensor detects that the pipeline assembly leaks, a leakage signal is sequentially transmitted to the switching value ADAM module, the PLC module and the remote terminal, and a worker receives the leakage signal through the remote terminal to perform corresponding processing;
(8) simultaneously, the fire control electricity companion's thermal control unit is through setting up the temperature in the temperature sensor monitoring tunnel on the fire-fighting pipeline, once conveys the measured temperature value to analog quantity ADAM module, PLC module, compares measured temperature and preset temperature value through the PLC module, confirms whether to open the heating.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870316A (en) * | 2022-06-08 | 2022-08-09 | 山东高速建设管理集团有限公司 | Intelligent monitoring device and method for fire fighting pipeline in tunnel based on distributed optical fiber |
| CN115046678A (en) * | 2022-08-15 | 2022-09-13 | 山东金宇信息科技集团有限公司 | Method and device for monitoring pressure of fire fighting pipeline in tunnel and storage medium |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692931A (en) * | 2012-06-06 | 2012-09-26 | 李茂华 | Monitoring system and monitoring method for liquid level of fire-fighting high-altitude water tank for tunnel |
| JP2016095618A (en) * | 2014-11-13 | 2016-05-26 | ホーチキ株式会社 | Tunnel disaster prevention system |
| KR101647990B1 (en) * | 2016-02-26 | 2016-08-12 | 세안이엔씨 주식회사 | Huge Tunnel having Fire Extinguishing |
| CN206221003U (en) * | 2016-12-05 | 2017-06-06 | 上海腾盛智能安全科技股份有限公司 | A kind of tunnel fire-fighting module cage |
| KR20180097954A (en) * | 2017-02-24 | 2018-09-03 | (주)세원개발 | Smart intergrated securing system for safety in tunnel |
| CN207996381U (en) * | 2017-12-20 | 2018-10-23 | 山西省交通建设工程监理有限责任公司 | The antifreeze remote monitoring early warning device of tunnel face fire protection pipeline |
| CN109316698A (en) * | 2018-11-13 | 2019-02-12 | 梁勇旗 | A kind of double-hole tunnel two-way subregion relay moisturizing pipeline dry type water fire fighting system |
| CN109339850A (en) * | 2018-11-13 | 2019-02-15 | 梁勇旗 | A kind of list hole tunnel single channel subregion relay moisturizing pipeline dry type water fire fighting system |
| KR102030006B1 (en) * | 2019-06-05 | 2019-11-11 | 주식회사 리트코이엔에스 | An INTEGRATED FIREFIGHTING INTELLIGENT SYSTEM OF TUNNEL FOR TRAFFIC |
| CN211024934U (en) * | 2019-10-24 | 2020-07-17 | 西南交通大学 | Tunnel fire early warning and fire control integrated device |
| JP2020161150A (en) * | 2020-05-22 | 2020-10-01 | ホーチキ株式会社 | Tunnel disaster prevention system |
| KR102203589B1 (en) * | 2020-06-19 | 2021-01-15 | 주식회사 미광테크 | Underground joint zone remote monitoring system |
| CN112648001A (en) * | 2020-12-23 | 2021-04-13 | 黑春先 | Tunnel fire-fighting facility for north |
| CN113181586A (en) * | 2021-03-18 | 2021-07-30 | 国网甘肃省电力公司 | Data mining system and method for fire-fighting facility fault analysis |
| CN215927447U (en) * | 2021-11-02 | 2022-03-01 | 甘肃新网通科技信息有限公司 | Intelligent monitoring operation system for tunnel fire fighting |
-
2021
- 2021-11-02 CN CN202111286502.1A patent/CN113833512B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692931A (en) * | 2012-06-06 | 2012-09-26 | 李茂华 | Monitoring system and monitoring method for liquid level of fire-fighting high-altitude water tank for tunnel |
| JP2016095618A (en) * | 2014-11-13 | 2016-05-26 | ホーチキ株式会社 | Tunnel disaster prevention system |
| KR101647990B1 (en) * | 2016-02-26 | 2016-08-12 | 세안이엔씨 주식회사 | Huge Tunnel having Fire Extinguishing |
| CN206221003U (en) * | 2016-12-05 | 2017-06-06 | 上海腾盛智能安全科技股份有限公司 | A kind of tunnel fire-fighting module cage |
| KR20180097954A (en) * | 2017-02-24 | 2018-09-03 | (주)세원개발 | Smart intergrated securing system for safety in tunnel |
| CN207996381U (en) * | 2017-12-20 | 2018-10-23 | 山西省交通建设工程监理有限责任公司 | The antifreeze remote monitoring early warning device of tunnel face fire protection pipeline |
| CN109316698A (en) * | 2018-11-13 | 2019-02-12 | 梁勇旗 | A kind of double-hole tunnel two-way subregion relay moisturizing pipeline dry type water fire fighting system |
| CN109339850A (en) * | 2018-11-13 | 2019-02-15 | 梁勇旗 | A kind of list hole tunnel single channel subregion relay moisturizing pipeline dry type water fire fighting system |
| KR102030006B1 (en) * | 2019-06-05 | 2019-11-11 | 주식회사 리트코이엔에스 | An INTEGRATED FIREFIGHTING INTELLIGENT SYSTEM OF TUNNEL FOR TRAFFIC |
| CN211024934U (en) * | 2019-10-24 | 2020-07-17 | 西南交通大学 | Tunnel fire early warning and fire control integrated device |
| JP2020161150A (en) * | 2020-05-22 | 2020-10-01 | ホーチキ株式会社 | Tunnel disaster prevention system |
| KR102203589B1 (en) * | 2020-06-19 | 2021-01-15 | 주식회사 미광테크 | Underground joint zone remote monitoring system |
| CN112648001A (en) * | 2020-12-23 | 2021-04-13 | 黑春先 | Tunnel fire-fighting facility for north |
| CN113181586A (en) * | 2021-03-18 | 2021-07-30 | 国网甘肃省电力公司 | Data mining system and method for fire-fighting facility fault analysis |
| CN215927447U (en) * | 2021-11-02 | 2022-03-01 | 甘肃新网通科技信息有限公司 | Intelligent monitoring operation system for tunnel fire fighting |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870316A (en) * | 2022-06-08 | 2022-08-09 | 山东高速建设管理集团有限公司 | Intelligent monitoring device and method for fire fighting pipeline in tunnel based on distributed optical fiber |
| CN115046678A (en) * | 2022-08-15 | 2022-09-13 | 山东金宇信息科技集团有限公司 | Method and device for monitoring pressure of fire fighting pipeline in tunnel and storage medium |
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|---|---|
| CN113833512B (en) | 2024-06-07 |
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