CN208541729U - Subway intercommunication tunnel fire test system - Google Patents
Subway intercommunication tunnel fire test system Download PDFInfo
- Publication number
- CN208541729U CN208541729U CN201821023165.0U CN201821023165U CN208541729U CN 208541729 U CN208541729 U CN 208541729U CN 201821023165 U CN201821023165 U CN 201821023165U CN 208541729 U CN208541729 U CN 208541729U
- Authority
- CN
- China
- Prior art keywords
- tunnel
- intercommunication
- main track
- fire
- model
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Ventilation (AREA)
Abstract
The utility model provides a kind of subway intercommunication tunnel fire test system, the system comprises: intercommunication tunnel model, smoke controlling device and fire test subsystems；Intercommunication tunnel model, including the first main track tunnel, the second main track tunnel and intercommunication tunnel, the both ends in intercommunication tunnel are connect with the first main track tunnel and the second main track tunnel respectively, the junction in intercommunication tunnel and the first main track tunnel is provided with first to turn back tunnel, the junction in intercommunication tunnel and the second main track tunnel is provided with second and turns back tunnel；Smoke controlling device is used for the flue gas being discharged in tunnel；Fire test subsystems are used for Control experiment parameter, and obtain test result data, obtain optimal smoke evacuation control parameter under different fire scenarios.Subway intercommunication tunnel fire test system provided by the utility model, by designing intercommunication tunnel model, the jet blower and main track tunnel blower that effectively demonstrate intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region.
Description
Technical field
The utility model relates to fire test technical field more particularly to a kind of subway intercommunication tunnel fire test systems
System.
Background technique
Subway has many advantages, such as that convenient, comfortable, transport power is big as the important public transport for facilitating people to go on a journey,
So that subway is greatly developed in more and more big cities in recent years.Due to taking passenger's densely populated place of subway, subway train
Once interior generation fire, consequence will be hardly imaginable, and therefore, scientific design underground fire hazard pilot system carries out scene of fire
Simulation, and then obtain best fire control strategy, it appears it is particularly important.
In the prior art, subway tunnel Flue Gas Control Technology mainly includes in main track tunnel and wiring tunnel two parts
Hold, main track running tunnel forms longitudinal ventilation environment by the tunnel blower at both ends station, for the relevant flue gas temperature of the technology
It spends distributed model and flue gas controls critical wind velocity model, related scholar has carried out a large amount of experiment and numerical simulation study, mentioned
Go out under horizontal running tunnel, inclination and congestion situations to control the ventilation volume of different scales fire and is applied to design and operation
During the smoke effluent design in stage calculates；For wiring tunnel, the design of domestic subway engineering is mainly used at wiring entrance
The mode that jet blower carries out secondary ventilation is set, but the jet blower of different cities or same city difference route installs cloth
Office, operational parameter and quantity configuration are different, and Fire Ventilation control effect needs further to be verified.
Subway tunnel pilot system in the prior art is mainly for single horizontal tunnel or horizontal tilt tunnel
Road, subway wiring tunnel mainly use the jet blower at entrance to carry out fire smoke controlling.And in practical application, different cities
Or the jet blower mounting arrangement of same city difference route, operational parameter and quantity configuration are different, fire smoke control
Effect processed does not obtain sufficient verification experimental verification, can not verify the jet blower in subway intercommunication tunnel with main track tunnel blower to each
The effect of region progress flue gas Collaborative Control.
Utility model content
The purpose of the utility model is to provide a kind of subway intercommunication tunnel fire test systems, solve in the prior art
Subway tunnel pilot system can not verify subway intercommunication tunnel jet blower and main track tunnel blower to each region
The technical issues of carrying out flue gas Collaborative Control effect.
In order to solve the above-mentioned technical problem, on the one hand, the utility model provides a kind of subway intercommunication tunnel fire test
System, comprising: intercommunication tunnel model, smoke controlling device and fire test subsystems；
The intercommunication tunnel model, including the first main track tunnel, the second main track tunnel and intercommunication tunnel, the intercommunication
The both ends in formula tunnel are connect with first main track tunnel and second main track tunnel respectively, in the intercommunication tunnel and institute
The junction for stating the first main track tunnel is provided with first and turns back tunnel, in the intercommunication tunnel and second main track tunnel
Junction is provided with second and turns back tunnel, the described first both ends uplink and downlink with first main track tunnel respectively for turning back tunnel
Tunnel connection, the described second both ends for turning back tunnel are connect with the uplink and downlink tunnel in second main track tunnel respectively；
The smoke controlling device is arranged including several jet blower groups being arranged in the intercommunication tunnel in institute
The first the first ventilating shaft and the second ventilating shaft for turning back tunnel both ends is stated, and the described second third wind for turning back tunnel both ends is set
Well and the 4th ventilating shaft；
The fire test subsystems, including fire source generator and master controller also include at least and are arranged in the intercommunication
Temperature sensor, gas flow transducer, flue gas concentration sensor in formula tunnel model in tunnel and appointing in visibility sensor
One kind, the master controller respectively with the fire source generator, the temperature sensor, the gas flow transducer, the flue gas
Concentration sensor, the visibility sensor, the smoke controlling device are connected with the intercommunication tunnel model.
Further, the radius of curvature and/or the gradient in the intercommunication tunnel are adjustable.
Further, the ventilation volume and/or ventilation wind of each jet blower group in the intercommunication tunnel are set
To being adjustable.
Further, the ventilation volume of each ventilating shaft and/or ventilation wind direction are adjustable.
Further, the fire source generator can move in the tunnel in the intercommunication tunnel model.
Further, the power of the fire source generator is adjustable, and the power includes burning area and/or smoke
Amount.
Further, the fuel of the fire source generator includes any one of methanol, ethyl alcohol, gasoline and diesel oil.
Further, the temperature sensor, for detecting the temperature in tunnel；
The gas flow transducer, for detecting airflow direction and/or airflow rate in tunnel；
The flue gas concentration sensor, for detecting the flue gas concentration in detection tunnel；
The visibility sensor, for detecting the visibility in tunnel.
Further, the master controller, for controlling position and/or the power of the fire source generator；
For controlling the radius of curvature and/or the gradient in the intercommunication tunnel；
For controlling the ventilation volume and/or ventilation wind of each jet blower group being arranged in the intercommunication tunnel
To；
For controlling the ventilation volume and/or ventilation wind direction of each ventilating shaft；
For obtaining the collected data of each sensor.
Subway intercommunication tunnel fire test system provided by the utility model has by designing intercommunication tunnel model
The jet blower and main track tunnel blower that demonstrate to effect intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region.
Detailed description of the invention
Fig. 1 is the subway intercommunication tunnel fire test system structure diagram according to the utility model embodiment.
Specific embodiment
It is practical below in conjunction with this in order to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that institute
The embodiment of description is the utility model a part of the embodiment, instead of all the embodiments.Implementation based on the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Fig. 1 is the subway intercommunication tunnel fire test system structure diagram according to the utility model embodiment, such as Fig. 1
Shown, the utility model embodiment provides a kind of subway intercommunication tunnel fire test system, comprising: intercommunication tunnel model,
Smoke controlling device and fire test subsystems；
The intercommunication tunnel model, including the first main track tunnel, the second main track tunnel and intercommunication tunnel, the intercommunication
The both ends in formula tunnel are connect with first main track tunnel and second main track tunnel respectively, in the intercommunication tunnel and institute
The junction for stating the first main track tunnel is provided with first and turns back tunnel, in the intercommunication tunnel and second main track tunnel
Junction is provided with second and turns back tunnel, the described first both ends uplink and downlink with first main track tunnel respectively for turning back tunnel
Tunnel connection, the described second both ends for turning back tunnel are connect with the uplink and downlink tunnel in second main track tunnel respectively；
The smoke controlling device is arranged including several jet blower groups being arranged in the intercommunication tunnel in institute
The first the first ventilating shaft and the second ventilating shaft for turning back tunnel both ends is stated, and the described second third wind for turning back tunnel both ends is set
Well and the 4th ventilating shaft；
The fire test subsystems, including fire source generator and master controller also include at least and are arranged in the intercommunication
Temperature sensor, gas flow transducer, flue gas concentration sensor in formula tunnel model in tunnel and appointing in visibility sensor
One kind, the master controller respectively with the fire source generator, the temperature sensor, the gas flow transducer, the flue gas
Concentration sensor, the visibility sensor, the smoke controlling device are connected with the intercommunication tunnel model.
Specifically, as shown in Figure 1, subway intercommunication tunnel fire test system, comprising: intercommunication tunnel model, anti-row
Cigarette device and fire test subsystems.By being designed gather material to the subway line containing intercommunication tunnel construction and showing
Field investigation, designs subway intercommunication tunnel model, die body includes that route arc-shaped recliner intercommunication tunnel 103 is connected with both ends
Main track tunnel (101,102), for the traffic organization convenient for different route uplink and downlinks section vehicle, intercommunication tunnel both ends are general
Tunnel of turning back (104,105) are provided with, are accordingly arranged according to practical building structure in the model, tunnel both ends of turning back
It is connected with uplink and downlink running tunnel.
Smoke controlling device is arranged including several jet blower groups 110 being arranged in intercommunication tunnel 103 first
It turns back first ventilating shaft 106 and the second ventilating shaft 107 at 104 both ends of tunnel, and the second third for turning back 105 both ends of tunnel is set
Ventilating shaft 108 and the 4th ventilating shaft 109.Jet blower group 110 is installed according to a fixed spacing, and is penetrated in the top in intercommunication tunnel 103
The spacing and air quantity of flow fan group 110 are adjustable, tunnel of turning back (104,105) both ends be respectively set ventilating shaft (106,107,
108,109), reversible shaft stream tunnel blower is installed in ventilating shaft, can be to smoke evacuation or air-supply movement be carried out in tunnel, air quantity can be real
When adjust.
Fire test subsystems (not shown in figure 1), including fire source generator and master controller also include at least setting and exist
In temperature sensor, gas flow transducer, flue gas concentration sensor and visibility sensor in intercommunication tunnel model in tunnel
It is any, master controller respectively with fire source generator, temperature sensor, gas flow transducer, flue gas concentration sensor, visibility
Sensor, smoke controlling device are connected with intercommunication tunnel model.Fire source generator can be placed in intercommunication tunnel or two sides folding
Any position in tunnel is returned, to simulate different fire scenarios.
Based on the subway intercommunication tunnel fire test system, a variety of fire scenarios in subway intercommunication tunnel can be carried out
Fire Ventilation smoke evacuation test.
The function of this system is described in detail below by specific test method:
1, the test method of tunnel blower control intercommunication tunnel fire hazard
(1) jet blower in intercommunication tunnel is in close state；
(2) at intercommunication tunnel, both ends, turn back tunnel and main track tunnel center line human eye height is pacified with certain longitudinal gap
Fill fixed temperature, air-flow, flue gas concentration and visibility measurement sensor；
(3) a certain radius of curvature and the gradient are chosen, intercommunication tunnel is arranged accordingly；
(4) using the different fuel of smokes amount such as methanol, ethyl alcohol, gasoline and diesel oil, a certain fire source power is chosen, will be burnt
Food tray is placed in the middle part of intercommunication tunnel；
(5) fuel is lighted after exact p-value system acquisition is errorless；
(6) a certain air quantity for choosing tunnel blower after 1 minute on fire, opens two sides and turns back the tunnel blower in tunnel,
In the first ventilating shaft and the second ventilating shaft smoke evacuation, third ventilating shaft and the 4th ventilating shaft air-supply；
(7) test for successively carrying out several groups difference ventilation volume obtains tunnel blower and acts on cigarette in lower intercommunication tunnel
Air-flow dynamic performance parameters and control effect；
(8) several different fire source powers are chosen and repeat step (3)~(7) for every kind of fire source power, obtain tunnel wind
Machine acts on lower intercommunication tunnel difference fire scale properties of fire smoke flow parameter and control effect；
(9) change intercommunication tunnel interior air-flow direction, the first ventilating shaft and the second ventilating shaft are blown, third ventilating shaft and the 4th
Ventilating shaft is discharged fume, and several groups fire source power and ventilation volume are chosen, and is obtained tunnel blower and is acted on flue gas in lower intercommunication tunnel
Flowing characteristic parameters and control effect；
(10) several radius of curvature in intercommunication tunnel are chosen and are accordingly arranged, for each radius of curvature, weight
Multiple step (4)~(9) obtain properties of fire smoke flow parameter and control that tunnel blower acts on lower intercommunication tunnel different curvature radius
Effect processed；
(11) several gradients in intercommunication tunnel are chosen and are accordingly arranged, for each gradient, are repeated step (4)
~(9) obtain properties of fire smoke flow parameter and control effect that tunnel blower acts on lower intercommunication tunnel different gradient；
(12) change fire location, fire source is placed in the tunnel of turning back in the first main track tunnel or the second main track tunnel
Portion repeats step (5)~(11), obtains the stream for tunnel fire disaster fume flue gas into intercommunication tunnel of turning back under tunnel blower effect
Dynamic performance parameters and control effect.
According to test datas such as the Flowing characteristic parameters and control effect got, effect of discharging fume under different fire scenarios is determined
The control parameter of the optimal smoke controlling device of fruit.
2, the test method of jet blower control intercommunication tunnel fire hazard
(1) tunnel blower turned back in tunnel in the first main track tunnel and the second main track tunnel is set to off closed state；
(2) at intercommunication tunnel, both ends, turn back tunnel and main track tunnel center line human eye height is pacified with certain longitudinal gap
Fill fixed temperature, air-flow, flue gas concentration and visibility measurement sensor；
(3) a certain radius of curvature and the gradient are chosen, intercommunication tunnel is arranged accordingly；
(4) using the different fuel of smokes amount such as methanol, ethyl alcohol, gasoline and diesel oil, a certain fire source power is chosen, will be burnt
Food tray is placed in the middle part of intercommunication tunnel；
(5) fuel is lighted after exact p-value system acquisition is errorless；
(6) a certain air quantity for choosing jet blower after 1 minute on fire, opens the jet blower in intercommunication tunnel, wind direction
For from the second main track tunnel to the first main track tunnel；
(7) test for successively carrying out several groups different jet ventilation volume obtains jet blower and acts on lower intercommunication tunnel
Interior properties of fire smoke flow parameter and control effect；
(8) several different fire source powers are chosen and repeat step (4)~(7) for every kind of fire source power, obtain jet stream wind
Machine acts on lower intercommunication tunnel difference fire scale properties of fire smoke flow parameter and control effect；
(9) change intercommunication tunnel interior air-flow direction, longitudinal ventilation with jetblower wind direction is changed to from the first main track tunnel to the second main track
Several groups fire source power and ventilation volume are chosen in tunnel, obtain jet blower and act on properties of fire smoke flow in lower intercommunication tunnel
Parameter and control effect；
(10) several radius of curvature in intercommunication tunnel are chosen and are accordingly arranged, for each radius of curvature, weight
Multiple step (4)~(9) obtain properties of fire smoke flow parameter and control that jet blower acts on lower intercommunication tunnel different curvature radius
Effect processed；
(11) several gradients in intercommunication tunnel are chosen and are accordingly arranged, for each gradient, are repeated step (4)
~(9) obtain properties of fire smoke flow parameter and control effect that jet blower acts on lower intercommunication tunnel different gradient；
(12) change fire location, fire source is placed in the tunnel of turning back in the first main track tunnel or the second main track tunnel
Portion repeats step (5)~(9), obtains the stream for tunnel fire disaster fume flue gas into intercommunication tunnel of turning back under jet blower effect
Dynamic performance parameters and control effect.
According to test datas such as the Flowing characteristic parameters and control effect got, effect of discharging fume under different fire scenarios is determined
The control parameter of the optimal smoke controlling device of fruit.
3, the test method under jet blower and tunnel blower linkage effect
(1) at intercommunication tunnel, both ends, turn back tunnel and main track tunnel center line human eye height is pacified with certain longitudinal gap
Fill fixed temperature, flow velocity, flue gas concentration and visibility measurement probe；
(2) a certain radius of curvature and the gradient are chosen, intercommunication tunnel is arranged accordingly；
(3) using the different fuel of smokes amount such as methanol, ethyl alcohol, gasoline and diesel oil, a certain fire source power is chosen, will be burnt
Food tray is placed in the middle part of intercommunication tunnel；
(4) fuel is lighted after exact p-value system acquisition is errorless；
(5) a certain air quantity is chosen to jet blower and tunnel blower respectively, after 1 minute on fire, while opening intercommunication tunnel
The tunnel blower in jet blower and both ends turn back line tunnel in road, wherein jet blower wind direction is by the second main track tunnel
To the first main track tunnel, the first ventilating shaft and the second ventilating shaft are discharged fume, and third ventilating shaft and the 4th ventilating shaft are blown；
(6) it keeps tunnel blower air quantity constant, successively carries out the test of several groups different jet blower ventilation air quantity, obtain
Different jet blower ventilation air quantity acts on properties of fire smoke flow parameter and control effect in lower intercommunication tunnel；
(7) it keeps jet blower ventilation volume constant, successively carries out the test of several groups tunnel blower difference air quantity, obtain
Properties of fire smoke flow parameter and control effect in intercommunication tunnel under different tunnel blower ventilation volumes；
(8) several different fire source powers are chosen and repeat step (3)~(7) for every kind of fire source power, obtain jet stream wind
Machine and tunnel blower linkage act on lower intercommunication tunnel difference fire scale properties of fire smoke flow parameter and control effect；
(9) change intercommunication tunnel interior air-flow direction, longitudinal ventilation with jetblower wind direction is changed to from the first main track tunnel to the second main track
Tunnel, the first ventilating shaft and the second ventilating shaft are blown, and third ventilating shaft and the 4th ventilating shaft are discharged fume, and choose several groups fire source power
And ventilation volume, obtain corresponding properties of fire smoke flow parameter and control effect；
(10) several radius of curvature in intercommunication tunnel are chosen and are accordingly arranged, for each radius of curvature, weight
Multiple step (4)~(9), obtain jet blower and tunnel blower linkage acts on the flue gas stream of lower intercommunication tunnel different curvature radius
Dynamic performance parameters and control effect；
(11) several gradients in intercommunication tunnel are chosen and are accordingly arranged, for each gradient, are repeated step (4)
~(10), obtain jet blower and tunnel blower linkage act on lower intercommunication tunnel different gradient properties of fire smoke flow parameter and
Control effect；
(12) change fire location, fire source is placed in the tunnel of turning back in the first main track tunnel or the second main track tunnel
Portion repeats step (5)~(11), obtains and turns back tunnel fire disaster fume to intercommunication under jet blower and tunnel blower linkage effect
The Flowing characteristic parameters and control effect of flue gas in tunnel；
(13) flow of flue gas being comprehensively compared under tunnel blower ventilation, jet blower ventilation and the two linkage aeration mode is special
Property parameter, under the conditions of proposing subway intercommunication tunnel different curvature radius and the gradient, Fire Smoke Control effect is preferably divulged information
System open mode and operating parameter provide Technical Reference for the calculating of such engineering smoke effluent design.
Subway intercommunication tunnel fire test system provided by the embodiment of the utility model, by designing intercommunication tunnel mould
Type, the jet blower and main track tunnel blower that effectively demonstrate intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region
Fruit.
On the basis of the above embodiments, further, the radius of curvature and/or the gradient in the intercommunication tunnel are adjustable
Section.
Specifically, the radius of curvature and/or the gradient in intercommunication tunnel can need to be adjusted according to test, to obtain mutually
Under the different curvature radius and/or gradient Parameter Conditions in general formula tunnel in tunnel flue gas Flowing characteristic parameters and control effect,
And the preferable ventilating system open mode of Fire Smoke Control effect and operating parameter are finally obtained, it is set for such engineering smoke controlling
Meter, which calculates, provides Technical Reference.
Subway intercommunication tunnel fire test system provided by the embodiment of the utility model, by designing intercommunication tunnel mould
Type, the jet blower and main track tunnel blower that effectively demonstrate intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region
Fruit.
On the basis of the above various embodiments, further, each jet blower in the intercommunication tunnel is set
The ventilation volume and/or ventilation wind direction of group are adjustable.
Specifically, the ventilation volume and/or ventilation wind direction of each jet blower group being arranged in intercommunication tunnel can roots
It needs to be adjusted according to test, tunnel under the different ventilation volumes and/or ventilation wind direction Parameter Conditions to obtain jet blower group
The Flowing characteristic parameters and control effect of flue gas in road, and finally obtain the preferable ventilating system of Fire Smoke Control effect and open
Mode and operating parameter provide Technical Reference for the calculating of such engineering smoke effluent design.
Subway intercommunication tunnel fire test system provided by the embodiment of the utility model, by designing intercommunication tunnel mould
Type, the jet blower and main track tunnel blower that effectively demonstrate intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region
Fruit.
On the basis of the above various embodiments, further, the ventilation volume and/or ventilation wind direction of each ventilating shaft are can
It adjusts.
Specifically, the ventilation volume and/or ventilation wind direction of each ventilating shaft can need to be adjusted according to test, to obtain
Take the Flowing characteristic parameters of flue gas and control in tunnel under the different ventilation volumes and/or ventilation wind direction Parameter Conditions of tunnel blower
Effect, and the preferable ventilating system open mode of Fire Smoke Control effect and operating parameter are finally obtained, it is anti-for such engineering
Smoke exhaust, which calculates, provides Technical Reference.
Subway intercommunication tunnel fire test system provided by the embodiment of the utility model, by designing intercommunication tunnel mould
Type, the jet blower and main track tunnel blower that effectively demonstrate intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region
Fruit.
On the basis of the above various embodiments, further, the fire source generator can be in the intercommunication tunnel model
In tunnel in move.
Specifically, fire source generator can move in the tunnel in the intercommunication tunnel model, to obtain different fire
Under the conditions of calamity location parameter in tunnel flue gas Flowing characteristic parameters and control effect, and finally obtain Fire Smoke Control effect
Preferable ventilating system open mode and operating parameter provide Technical Reference for the calculating of such engineering smoke effluent design.
Subway intercommunication tunnel fire test system provided by the embodiment of the utility model, by designing intercommunication tunnel mould
Type, the jet blower and main track tunnel blower that effectively demonstrate intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region
Fruit.
On the basis of the above various embodiments, further, the power of the fire source generator is adjustable, the function
Rate includes burning area and/or smoke amount.
Specifically, the power of fire source generator can according to test need be adjusted, the power include burning area and/
Or smoke amount, to obtain the Flowing characteristic parameters and control effect of flue gas in tunnel under different fire scale Parameter Conditions, and
The preferable ventilating system open mode of Fire Smoke Control effect and operating parameter are finally obtained, is such engineering smoke effluent design
It calculates and Technical Reference is provided.
Subway intercommunication tunnel fire test system provided by the embodiment of the utility model, by designing intercommunication tunnel mould
Type, the jet blower and main track tunnel blower that effectively demonstrate intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region
Fruit.
On the basis of the above various embodiments, further, the fuel of the fire source generator includes methanol, ethyl alcohol, vapour
Any one of oil and diesel oil.
Specifically, the power of fire source generator can according to test need be adjusted, the power include burning area and/
Or smoke amount, by changing the fuel of fire source generator, the fuel includes any one of methanol, ethyl alcohol, gasoline and diesel oil,
To obtain the Flowing characteristic parameters and control effect of flue gas in tunnel under different fire scale Parameter Conditions, and finally obtain fire
The preferable ventilating system open mode of calamity flue gas control effect and operating parameter provide skill for the calculating of such engineering smoke effluent design
Art reference.
Subway intercommunication tunnel fire test system provided by the embodiment of the utility model, by designing intercommunication tunnel mould
Type, the jet blower and main track tunnel blower that effectively demonstrate intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region
Fruit.
On the basis of the above various embodiments, further, the temperature sensor, for detecting the temperature in tunnel；
The gas flow transducer, for detecting airflow direction and/or airflow rate in tunnel；
The flue gas concentration sensor, for detecting the flue gas concentration in detection tunnel；
The visibility sensor, for detecting the visibility in tunnel.
Specifically, temperature sensor, for detecting the temperature in tunnel；Gas flow transducer, for detecting the gas in tunnel
Flow direction and/or airflow rate；Flue gas concentration sensor, for detecting the flue gas concentration in detection tunnel；Visibility sensor,
For detecting the visibility in tunnel.By the way that multiple sensors are arranged, flue gas in tunnel is obtained under different tests Parameter Conditions
Flowing characteristic parameters and the test datas result such as control effect.
Subway intercommunication tunnel fire test system provided by the embodiment of the utility model, by designing intercommunication tunnel mould
Type, the jet blower and main track tunnel blower that effectively demonstrate intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region
Fruit.
On the basis of the above various embodiments, further, the master controller, for controlling the fire source generator
Position and/or power；
For controlling the radius of curvature and/or the gradient in the intercommunication tunnel；
For controlling the ventilation volume and/or ventilation wind of each jet blower group being arranged in the intercommunication tunnel
To；
For controlling the ventilation volume and/or ventilation wind direction of each ventilating shaft；
For obtaining the collected data of each sensor.
Specifically, master controller respectively with fire source generator, temperature sensor, gas flow transducer, flue gas concentration sensor,
Visibility sensor, smoke controlling device are connected with intercommunication tunnel model.For control the fire source generator position and/
Or power；For controlling the radius of curvature and/or the gradient in intercommunication tunnel；For control be arranged in it is each in intercommunication tunnel
The ventilation volume and/or ventilation wind direction of jet blower group；For controlling the first ventilating shaft, the second ventilating shaft, third ventilating shaft and the 4th wind
The ventilation volume of each ventilating shaft and/or ventilation wind direction in well；It is passed for obtaining temperature sensor, gas flow transducer, flue gas concentration
The collected data of sensor, visibility sensor determine under different fire scenarios as test data, and according to test data
The control parameter of the optimal smoke controlling device of smoke discharging effect provides Technical Reference for the calculating of such engineering smoke effluent design.
Subway intercommunication tunnel fire test system provided by the embodiment of the utility model, by designing intercommunication tunnel mould
Type, the jet blower and main track tunnel blower that effectively demonstrate intercommunication tunnel carry out the effect of flue gas Collaborative Control to each region
Fruit.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (9)
1. a kind of subway intercommunication tunnel fire test system characterized by comprising intercommunication tunnel model, smoke controlling dress
It sets and fire test subsystems；
The intercommunication tunnel model, including the first main track tunnel, the second main track tunnel and intercommunication tunnel, the intercommunication tunnel
The both ends in road are connect with first main track tunnel and second main track tunnel respectively, in the intercommunication tunnel and described the
The junction in one main track tunnel is provided with first and turns back tunnel, the connection in the intercommunication tunnel and second main track tunnel
Place is provided with second and turns back tunnel, the described first both ends uplink and downlink tunnel with first main track tunnel respectively for turning back tunnel
Connection, the described second both ends for turning back tunnel are connect with the uplink and downlink tunnel in second main track tunnel respectively；
The smoke controlling device, including several jet blower groups being arranged in the intercommunication tunnel, setting is described the
One the first ventilating shaft and the second ventilating shaft for turning back tunnel both ends, and be arranged in described second turn back tunnel both ends third ventilating shaft and
4th ventilating shaft；
The fire test subsystems, including fire source generator and master controller also include at least and are arranged in the intercommunication tunnel
Any one of temperature sensor, gas flow transducer, flue gas concentration sensor and visibility sensor in road model in tunnel,
The master controller is passed with the fire source generator, the temperature sensor, the gas flow transducer, the flue gas concentration respectively
Sensor, the visibility sensor, the smoke controlling device are connected with the intercommunication tunnel model.
2. system according to claim 1, which is characterized in that the radius of curvature and/or the gradient in the intercommunication tunnel be
It is adjustable.
3. system according to claim 1, which is characterized in that each jet blower in the intercommunication tunnel is arranged in
The ventilation volume and/or ventilation wind direction of group are adjustable.
4. system according to claim 1, which is characterized in that the ventilation volume of each ventilating shaft and/or wind direction of divulging information are
It is adjustable.
5. system according to claim 1, which is characterized in that the fire source generator can be in the intercommunication tunnel model
In tunnel in move.
6. system according to claim 1, which is characterized in that the power of the fire source generator be it is adjustable, it is described
Power includes burning area and/or smoke amount.
7. system according to claim 1, which is characterized in that the fuel of the fire source generator includes methanol, ethyl alcohol, vapour
Any one of oil and diesel oil.
8. system according to claim 1, which is characterized in that the temperature sensor, for detecting the temperature in tunnel；
The gas flow transducer, for detecting airflow direction and/or airflow rate in tunnel；
The flue gas concentration sensor, for detecting the flue gas concentration in detection tunnel；
The visibility sensor, for detecting the visibility in tunnel.
9. system according to claim 1, which is characterized in that the master controller, for controlling the fire source generator
Position and/or power；
For controlling the radius of curvature and/or the gradient in the intercommunication tunnel；
For controlling the ventilation volume and/or ventilation wind direction of each jet blower group being arranged in the intercommunication tunnel；
For controlling the ventilation volume and/or ventilation wind direction of each ventilating shaft；
For obtaining the collected data of each sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821023165.0U CN208541729U (en) | 2018-06-29 | 2018-06-29 | Subway intercommunication tunnel fire test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821023165.0U CN208541729U (en) | 2018-06-29 | 2018-06-29 | Subway intercommunication tunnel fire test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208541729U true CN208541729U (en) | 2019-02-26 |
Family
ID=65422184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821023165.0U Active CN208541729U (en) | 2018-06-29 | 2018-06-29 | Subway intercommunication tunnel fire test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208541729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108553786A (en) * | 2018-06-29 | 2018-09-21 | 清华大学 | Subway intercommunication tunnel fire test system and method |
-
2018
- 2018-06-29 CN CN201821023165.0U patent/CN208541729U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108553786A (en) * | 2018-06-29 | 2018-09-21 | 清华大学 | Subway intercommunication tunnel fire test system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106971666B (en) | A kind of multi-functional underground railway tunnel fire ventilation smoke exhaust pattern simulation research platform | |
| CN105628405B (en) | Bullet train integrates comfort level test method | |
| CN108756992A (en) | The more gradient running tunnel fire test system and methods of subway | |
| CN105243950B (en) | A kind of Fire Ventilation smoke evacuation experimental simulation device contacting tunnel system based on City Underground Transportation | |
| CN109477770A (en) | Wind generating means and wind test equipment including the wind generating means | |
| Li et al. | Predicting self-pollution inside school buses using a CFD and multi-zone coupled model | |
| CN110333043A (en) | A kind of convenient small-sized Near Surface Atmospheric Boundary Layer wind-tunnel and its application in the assessment of crowd's risk exposure | |
| CN208541729U (en) | Subway intercommunication tunnel fire test system | |
| CN108492697A (en) | A kind of liftable change Sloping Tunnels fire disaster simulation devices and methods therefor | |
| CN106781986A (en) | A kind of fire test device and method for the multi-thread transfer station of subway | |
| Järvi et al. | Determinants of spatial variability of air pollutant concentrations in a street canyon network measured using a mobile laboratory and a drone | |
| CN208546183U (en) | The more gradient running tunnel fire test systems of subway | |
| CN111477085B (en) | Fire burning and pollutant cross flow measuring system of branch tunnel group | |
| McNabola et al. | The development and assessment of an aspiration efficiency reducing system of air pollution control for particulate matter in building ventilation systems | |
| CN106327992A (en) | Fire test device and method for subway turn-back track | |
| CN208460297U (en) | A kind of liftable change Sloping Tunnels fire disaster simulation device | |
| CN108553786A (en) | Subway intercommunication tunnel fire test system and method | |
| CN208126718U (en) | Adjustable slope piping lane ventilation model device | |
| Mahgoub et al. | Simulation of spectators’ aerodynamic drag using porous models approximation | |
| Shafie et al. | Effects of air supply diffusers and air return grilles layout on contaminants concentration in bus passenger compartment | |
| CN203386396U (en) | Wind tunnel demonstration experiment device | |
| JP2005264671A (en) | Dynamic simulation device and program for road tunnel ventilation control | |
| CN206558108U (en) | A kind of fire test device for the multi-thread transfer station of subway | |
| Shafie et al. | A CFD simulation of PM1 and CO air contaminants in a bus passenger compartment | |
| WO2009131157A1 (en) | Smoking room |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |