CN207964300U - One kind reducing the flammable experimental bench of fuel tank based on controlled catalytic burning - Google Patents
One kind reducing the flammable experimental bench of fuel tank based on controlled catalytic burning Download PDFInfo
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- CN207964300U CN207964300U CN201721805675.9U CN201721805675U CN207964300U CN 207964300 U CN207964300 U CN 207964300U CN 201721805675 U CN201721805675 U CN 201721805675U CN 207964300 U CN207964300 U CN 207964300U
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Abstract
The utility model discloses one kind reducing the flammable experimental bench of fuel tank based on controlled catalytic burning, belong to fire-proof and explosion-proof technical field, the experiment porch includes noble gas inerting subsystem, flight environment of vehicle analog subsystem, fuel filling and suction subsystem, fuel Heating cooling subsystem, fuel oil pre-washes subsystem, monitoring and controlling subsystem；The experimental bench can simulated experiment difference flight environment of vehicle and the different inerting performance carried under oil cut rate, it realizes and automatic collection, output and backup is carried out to each parameter, and adjusting is carried out automatically controlling to each component by upper industrial personal computer, experimental bench is built simply, integration degree is high, easy and safe to operate, experimental result can reduce the flammable technology development of fuel tank for controlled catalytic burning and provide design considerations.
Description
Technical field
The utility model belongs to fire-proof and explosion-proof technical field, in particular to one kind can based on controlled catalytic burning reduction fuel tank
The experimental bench of combustion property.
Background technology
In Vietnam War, United States Air Force is lost thousands of airplanes by ground fire attack, wherein due to aircraft oil
Case explosion on fire causes the ratio of fatal crass to be as high as after Boeing-747 aircraft TWA800 in 50%, while 1996 takes off, and is climbing
The combustible vapor of central wing fuel tank is ignited and causes to explode during rising, and full machine personnel die, therefore fuel tanker is asked safely
Topic is related to aircraft general safety, how to reinforce the fire-proof and explosion-proof performance of fuel tanker, reduces the personnel caused by fuel tank explosion
With the quadratic loss of equipment, the very big concern of researcher and administrative department is caused.
It is a large amount of studies have shown that it is maximally efficient side to change fuel oil to fire the fire-proof and explosion-proof technology of fuel tanker of the limit
Method reduces fuel tank gas by injecting inerting gas such as nitrogen, carbon dioxide into fuel tank and breathe out dragon 1301 etc. with this
Phase space oxygen content makes fuel vapor be in Flammability limits hereinafter, preventing fuel tank explosion on fire.The source of inerting gas can
It is divided into carrying using container and extracts two major classes with airborne equipment.The former is by carrying filling such as liquid nitrogen, gas nitrogen, the storage for breathing out dragon 1301
It deposits tank and is filled with inert gas into fuel tank to convert out oxygen in fuel tank in flight course, reduce oxygen concentration, but this mode
Aircraft load-carrying is increased, life cycle is short, less economical, it is difficult to accomplish whole inerting.From the later stage seventies in last century, pass through machine
The airborne inerting technology development for carrying equipment extraction inerting gas is very rapid, and the airborne of nitrogen-rich gas is produced using hollow-fibre membrane
Nitrogen inerting technology processed, which is most widely used at present, is also that fuel tanker the most ripe fires suppression technology, but it simultaneously there is also
Such as detach that membrane efficiency is low, bleed air pressure is high, seperation film easily blocks, the shortcomings of fuel tank exhaust pollution environment.
Therefore, a kind of experiment porch is designed, can simulate different flying rings before applied to actual airborne equipment
Border and the different inerting performances carried under oil cut rate, and the flammable technology development of reduction fuel tank that can be burnt with controlled catalytic provides design
The experiment porch of foundation comes into being.
Utility model content
The utility model is directed to problems of the prior art, provides a kind of based on controlled catalytic burning reduction fuel tank
Flammable experimental bench, the experimental bench can simulated experiment difference flight environment of vehicle and the different inerting performance carried under oil cut rate, realize pair
Each parameter carries out automatic collection, output and backup, and carries out automatically controlling adjusting, experimental bench to each component by upper industrial personal computer
Simple, integration degree height is built, easy and safe to operate, experimental result, which can be controlled catalytic burning, reduces the flammable skill of fuel tank
Art development provides design considerations.
The utility model is realized in this way：
One kind reducing the flammable experimental bench of fuel tank based on controlled catalytic burning, and the experimental bench includes noble gas inerting
System, flight environment of vehicle analog subsystem, fuel filling and suction subsystem, fuel Heating cooling subsystem, fuel oil pre-wash son
System, monitoring and controlling subsystem；The monitoring and controlling subsystem controls noble gas inerting subsystem, flight environment of vehicle simulate subsystem
System, fuel filling and suction subsystem, fuel Heating cooling subsystem, fuel oil pre-wash the operation of subsystem；
Noble gas inerting subsystem is for generating mixed inert gas for Tank washing and washing inerting in the utility model
Experiment.Flight environment of vehicle analog subsystem generates aircraft flight environment temperature and pressure etc. for simulating.Fuel filling and suction
System is used for the injection fuel oil into experiment fuel tank and is used to simulate the different inerting performances carried under oil cut rates.Fuel Heating cooling subsystem
For generating the fuel oil of different temperatures to test the inerting performance under condition of different temperatures.Fuel oil pre-washes subsystem and is surveyed in experiment
Runin begin and at the end of with saturated air to fuel oil carry out washing make up to saturation of the air dissolved state.Monitoring and controlling subsystem
Setting for experiment parameter to be acquired and changed to experimental result data.
The noble gas inerting subsystem includes carbon dioxide air accumulator and the sequentially connected dioxy of carbon dioxide air accumulator
Change carbon flow adjustable valve, pressurized carbon dioxide force regulating valve；Nitrogen air accumulator and the sequentially connected nitrogen flow tune of nitrogen air accumulator
Save valve, nitrogen pressure regulating valve；Oxygen air accumulator and the sequentially connected oxygen flow rate adjusting valve of oxygen air accumulator, oxygen pressure
Regulating valve；
The pressurized carbon dioxide force regulating valve, nitrogen pressure regulating valve, oxygen pressure regulating valve are connected to first
Mixing valve；
The first mixing valve outlet is sequentially connected to the second refrigeration machine, secondary heater；
The noble gas inerting subsystem further includes third heater and the sequentially connected catalysis oxygen of third heater outlet
Change reactor, the second Filter dryer, noble gas flow control valve, inert gas pressure regulating valve；
It is connected with the second noble gas adjustable valve between the third heater air entrance and the outlet of fuel tank noble gas；
The secondary heater exports, inert gas pressure adjusts valve outlet and is connected to the second mixing valve import；
The second mixing valve outlet is divided into two branch way outlets；The one outlet of second mixing valve passes through the
One noble gas adjustable valve is connect with fuel tank gas-phase space；Second mixing valve secondly to pass sequentially through third noble gas adjustable for outlet
Valve, the first injector gas access are connect with tank bottoms；The first injector fuel filler goes out with tank bottoms fuel oil
It is connected with the first fuel pump between mouthful；The fuel tank side is equipped with liquid level gauge；
The fuel tank top is equipped with second temperature sensor, second pressure sensor, oxygen concentration sensor.
Further, the monitoring and controlling subsystem include temperature sensor integrator, with temperature sensor integrator according to
Temperature intelligent display, PLC programmable logic controller (PLC)s, the temperature adjusting actuator of secondary connection；Pressure sensor integrator, with
The sequentially connected pressure intelligent display of pressure sensor integrator, PLC programmable logic controller (PLC)s, pressure adjusting actuator；
Flow sensor integrator and the sequentially connected flow quantity intelligent display of flow sensor integrator, PLC programmable logic controls
Device processed, flow-rate adjustment actuator；Liquid level gauge integrator and the sequentially connected liquid level intelligent display of liquid level gauge integrator, PLC can
Programmed logic controller, liquid level adjusting actuator；Oxygen concentration sensor integrator is sequentially connected with oxygen concentration sensor integrator
Oxygen concentration intelligent display, PLC programmable logic controller (PLC)s；The PLC programmable logic controller (PLC)s are also associated with upper
Industrial personal computer；Server backup and printer is also respectively connected in the upper industrial personal computer.
Further, the flight environment of vehicle analog subsystem is and sequentially connected first air compressor of air, first
Filter dryer, air accumulator, air flow rate adjustment valve, sort of air pressure adjusting valve, vacuum tank, the first refrigeration machine, primary heater,
First temperature sensor, first pressure sensor, the first air adjustable valve；The first air adjustable valve is connected to fuel tank
Top；The vacuum tank is also associated with vacuum pump.
Further, the fuel filling and suction subsystem include oil storage tank, with the sequentially connected gate valve of oil storage tank, the
One fuel flow adjustable valve, fuel oil filter, the second fuel pump, the 4th fuel flow adjustable valve, the 5th fuel flow adjustable valve；
The 5th adjustable valve outlet of fuel flow is connected to the bottom of fuel tank；The gate valve outlet is adjustable with the 4th fuel flow
The second fuel flow adjustable valve is connected between valve inlet；The adjustable valve outlet of first fuel flow and the 5th fuel flow
Third fuel flow adjustable valve is connected between adjustable valve inlet.
Further, the fuel Heating cooling subsystem includes thermostatical water bath, heat exchange coil；The water bath with thermostatic control
It is connected with the second Water flow adjusting valve between the water out and heat exchange coil entrance of device；The water inlet of the thermostatical water bath with
Heat exchange coil is connected with the first Water flow adjusting valve between outlet；The heat exchange coil is located at the fuel oil part in fuel tank；Oil
Case intermediate fuel oil part is also equipped with third temperature sensor.
Further, the fuel oil pre-washes subsystem and includes and sequentially connected second air compressor of air, third
Device for drying and filtering, the second air adjustable valve, the second injector；Second injector is connected to tank bottoms；Described
Two air are adjustable, and valve outlet is connected with the second injector air intake, and the second injector fuel filler is fired with tank bottoms
Third fuel pump is connected between oil export.
The invention also discloses a kind of to be burnt based on controlled catalytic reduces the control fortune of the flammable experimental bench of fuel tank
Capable connection type, monitoring and controlling subsystem controls noble gas inerting subsystem, flight environment of vehicle analog subsystem, fuel filling and pumping
Subsystem, fuel Heating cooling subsystem are inhaled, fuel oil pre-washes the operation of subsystem, and the transmission connection type for controlling operation is：
The temperature sensor integrator of the monitoring and controlling subsystem is connected to the first temperature by transmission cable respectively
Sensor, second temperature sensor, third temperature sensor；The pressure sensor integrator is connected by transmission cable respectively
It is connected to first pressure sensor, second pressure sensor；The oxygen concentration sensor integrator is connected to by transmission cable
Oxygen concentration sensor；The liquid level gauge integrator of the monitoring and controlling subsystem is connected to liquid level gauge by transmission cable；It is described
Temperature adjusting actuator respectively by execute cable connection in the first refrigeration machine, primary heater, the second refrigeration machine, second plus
Hot device, thermostatical water bath；The pressure adjusting actuator is respectively by executing cable connection in sort of air pressure adjusting valve, first
Air adjustable valve, pressurized carbon dioxide force regulating valve, nitrogen pressure regulating valve, oxygen pressure regulating valve, the first noble gas adjustable valve,
Two noble gas adjustable valves, inert gas pressure regulating valve, third noble gas adjustable valve；The flow-rate adjustment actuator is respectively by executing electricity
Cable is connected to air flow rate adjustment valve, carbon dioxide stream adjustable valve, nitrogen flow regulating valve, oxygen flow rate adjusting valve, noble gas
Flow control valve；The liquid level adjusting actuator respectively by execute cable connection in gate valve, the first fuel flow adjustable valve,
Second fuel flow adjustable valve, third fuel flow adjustable valve, the 4th fuel flow adjustable valve, the 5th fuel flow adjustable valve.
The advantageous effect of the utility model compared with the existing technology is：
1）The noble gas inerting subsystem of this experimental bench may be implemented to mix fuel tank upper gaseous phase space fuel vapor and air
It closes object and carries out flameless catalytic combustion in catalyst oxidation reactor, generate carbon dioxide, the nitrogen and reaction for not participating in reaction produce
Raw carbon dioxide carries out inerting as mixing noble gas to fuel tank；By the experimental provision for that can be reached in actual operation equipment
To fire-proof and explosion-proof purpose, this method has many advantages, such as that flow is simple, efficient without engine bleed inerting；
2）The experimental bench of the utility model can to the inerting performance of fuel tanker carry out experimental simulation, can analogue measurement not
With the fire-proof and explosion-proof performance of fuel tank under flight environment of vehicle such as temperature, pressure, load oil cut rate operating mode, for the aircraft oil based on catalysis oxidation
The development of case inerting techniques provides experiment basis；
3）The experimental bench is by monitoring and controlling subsystem to noble gas inerting subsystem, flight environment of vehicle analog subsystem, fuel oil
Filling and suction subsystem, fuel Heating cooling subsystem, fuel oil pre-wash subsystem operation control, it can be achieved that each parameter from
Dynamic acquisition, output and backup, and adjusting is carried out automatically controlling to each component by upper industrial personal computer.Experimental bench is built simply, collection
It is high at degree is changed, it is easy to operate, it can ensure experiment safety.
Description of the drawings
Fig. 1, which is a kind of burnt based on controlled catalytic, reduces the schematic diagram of the flammable experimental bench of fuel tank；
Fig. 2, which is a kind of burnt based on controlled catalytic, reduces the noble gas inerting subsystem signal of the flammable experimental bench of fuel tank
Figure；
Fig. 3 is shown for a kind of flight environment of vehicle analog subsystem being reduced the flammable experimental bench of fuel tank based on controlled catalytic burning
It is intended to；
Fig. 4, which is a kind of burnt based on controlled catalytic, reduces the fuel filling and suction subsystem of the flammable experimental bench of fuel tank
Schematic diagram；
Fig. 5 is shown for a kind of fuel Heating cooling subsystem being reduced the flammable experimental bench of fuel tank based on controlled catalytic burning
It is intended to；
Fig. 6 pre-washes subsystem signal for a kind of fuel oil reducing the flammable experimental bench of fuel tank based on controlled catalytic burning
Figure；
Fig. 7, which is a kind of burnt based on controlled catalytic, reduces the monitoring and controlling subsystem signal of the flammable experimental bench of fuel tank
Figure；
Wherein, the first air compressors of 101-, the first Filter dryers of 102-, 103- air accumulators, 104- air mass flow tune
Section valve, 105- sort of air pressure adjusting valve, 106- vacuum tanks, 107- vacuum pumps, the first refrigeration machines of 108-, 109- primary heaters,
The first temperature sensors of 110-, 111- first pressure sensors, 112- the first air adjustable valves, 201- carbon dioxide air accumulators,
202- nitrogen air accumulators, 203- oxygen air accumulators, 204- carbon dioxide stream adjustable valves, 205- pressurized carbon dioxide force regulating valves,
206- nitrogen flow regulating valves, 207- nitrogen pressure regulating valves, 208- oxygen flow rate adjusting valves, 209- oxygen pressure regulating valves,
The first mixing valves of 210-, the second refrigeration machines of 211-, 212- secondary heaters, the second mixing valves of 213-, the first noble gases of 214- are adjustable
Valve, 215- second temperature sensors, 216- second pressure sensors, 217- oxygen concentration sensors, 218- fuel tanks, 219- second are lazy
Gas adjustable valve, 2001- third heaters, 2002- catalyst oxidation reactors, the second Filter dryers of 2003-, 2004- noble gas streams
Adjustable valve, 2005- inert gas pressure regulating valves, 2006- third noble gas adjustable valves, 2007- liquid level gauges, the first fuel pumps of 2008-,
The first injectors of 2009-, 301- oil storage tanks, 302- gate valves, 303- the first fuel flow adjustable valves, the second fuel flows of 304- can
Valve is adjusted, 305- fuel oil filters, the second fuel pumps of 306-, 307- third fuel flow adjustable valves, the 4th fuel flows of 308- can
Adjust valve, the 5th fuel flow adjustable valves of 309-, 401- thermostatical water baths, the first Water flow adjusting valves of 402-, the second flows of 403-
Adjustable valve, 404- heat exchange coils, 405- third temperature sensors, the second air compressors of 501-, 502- third dry filters
Device, 503- the second air adjustable valves, the second injectors of 504-, 505- third fuel pumps, 6001- temperature sensor integrators,
6002- pressure sensor integrators, 6003- flow sensor integrators, 6004- liquid level gauge integrators, 6005- oxygen concentrations sensing
Device integrator, 6011- server backups, 6012- temperature intelligent displays, 6013- pressure intelligent displays, 6014- flow intelligence
Energy display, 6015- liquid level intelligent displays, 6016- oxygen concentration intelligent display meters, the upper industrial personal computers of 6021-, 6022-PLC
Programmable logic controller (PLC), 6031- printers, 6032- temperature adjusting actuators, 6033- pressure adjusting actuators, 6034- streams
Measure adjusting actuator, 6035- liquid level adjusting actuators.
Specific implementation mode
Below in conjunction with the accompanying drawings and embodiment is further described the utility model.As described below is only the utility model
A part of the embodiment, not all embodiments.Based on the utility model embodiment, those of ordinary skill in the art are not making wound
The every other embodiment obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.
Embodiment 1
It is based on the flammable experimental bench signal of controlled catalytic burning reduction fuel tank as shown in Figure 1, Fig. 1 is the utility model
Figure, noble gas inerting subsystem, flight environment of vehicle analog subsystem, fuel filling and suction subsystem, fuel Heating cooling subsystem,
Fuel oil pre-washes subsystem, monitoring and controlling subsystem；The monitoring and controlling subsystem controls noble gas inerting subsystem, flying ring
Border analog subsystem, fuel filling and suction subsystem, fuel Heating cooling subsystem, fuel oil pre-wash the operation of subsystem.
Wherein noble gas inerting subsystem is for generating mixed inert gas for Tank washing and washing inerting experiment, flight environment of vehicle simulation
Subsystem generates aircraft flight environment temperature and pressure etc. for simulating, and fuel filling and suction subsystem are used for experiment fuel tank
Interior injection fuel oil is used to simulate the inerting performance under different load oil cut rates, and fuel Heating cooling subsystem is for generating different temperatures
Fuel oil to test the inerting performance under condition of different temperatures, fuel oil pre-wash subsystem experiment test start and at the end of with full
Washing is carried out to fuel oil with air and makes up to saturation of the air dissolved state, monitoring and controlling subsystem is used for experimental result data
Acquisition and the setting for changing experiment parameter.
As shown in Fig. 2, Fig. 2 is the noble gas inerting subsystem of the utility model, which is for generating inerting gas
And it is used for fuel tank inerting process, wherein carbon dioxide air accumulator 201, nitrogen air accumulator 202, oxygen air accumulator 203, carbon dioxide
Flow control valve 204, pressurized carbon dioxide force regulating valve 205, nitrogen flow regulating valve 206, nitrogen pressure regulating valve 207, oxygen
Flow control valve 208, oxygen pressure regulating valve 209, mixing valve 210, the second refrigeration machine 211, secondary heater 212, can be used for
Generate the inerting gas of different ratio, third heater 2001, catalyst oxidation reactor 2002, the second Filter dryer
2003, noble gas flow control valve 2004, inert gas pressure regulating valve 2005 generate inerting gas for fuel vapor catalysis oxidation,
The first noble gas adjustable valve 214 is opened during rinsing inerting, and third noble gas adjustable valve 2006 is closed, and mixing noble gas enters fuel tank
218 gas-phase spaces are rinsed inerting.
Embodiment 2
As shown in figure 3, Fig. 3 is the flight environment of vehicle analog subsystem of the utility model, air passes through the first air pressure successively
Contracting machine 101, the first Filter dryer 102, air accumulator 103, air flow rate adjustment valve 104, sort of air pressure adjusting valve 105, vacuum
Tank 106, the first refrigeration machine 108, primary heater 109, the first temperature sensor 110, first pressure sensor 111, first are empty
Gas adjustable valve 112 generates aircraft live flying environment to simulate, and vacuum pump 107 makes its production for aspirating air in vacuum tank 106
Raw environment under low pressure, the first refrigeration machine 108 and primary heater 109 are for generating varying environment temperature air, last simulated environment
Air enters 218 gas-phase space of fuel tank.
Embodiment 3
As shown in figure 4, Fig. 4 is the fuel filling and suction subsystem of the utility model, according to liquid level when the system operation
Meter 2007 indicates filling and pumps fuel into fuel tank 218, to simulate the inerting performance under different load oil cut rates.When to fuel tank 218
When middle addition fuel oil, the second fuel flow adjustable valve 304, third fuel flow adjustable valve 307 are closed, fuel oil is followed by oil storage
Tank 301, gate valve 302, the first fuel flow adjustable valve 303, fuel oil filter 305, the second fuel pump 306, the 4th fuel flow
Adjustable valve 308, the 5th fuel flow adjustable valve 309 reach fuel tank 218；The first fuel flow is closed when aspirating fuel tank intermediate fuel oil
Adjustable valve 303, the 4th fuel flow adjustable valve 308 open the second fuel flow adjustable valve 304, third fuel flow adjustable valve
307, fuel oil passes through the 5th fuel flow adjustable valve 309, third fuel flow adjustable valve 307, fuel filter successively in fuel tank 218
Device 305, the second fuel pump 306, the second fuel flow adjustable valve 304, gate valve 302 reach oil storage tank 301.
Embodiment 4
As shown in figure 5, Fig. 5 is fuel Heating cooling subsystem, the system is cold for fuel oil in fuel tank 218 heat
But, experimental temperature requirement is made up to, thermostatical water bath 401 generates the liquid of certain temperature, flows through the second Water flow adjusting valve
403 reach heat exchange coil 404 and carry out heat exchange with fuel oil in fuel tank 218, are heated or cooled after fuel oil through the first water flow tune
It saves valve 402 and returns to water-bath heater 401.
Embodiment 5
As shown in fig. 6, Fig. 6 be fuel oil pre-wash subsystem subsystem, experiment start and at the end of first will experiment use
Fuel oil is pre-washed, and reaches saturation of the air dissolved state, it is dry that air passes through the second air compressor 501, third successively
Dry filter 502, the second air adjustable valve 503,504 air intake of the second injector, fuel oil enter second through third fuel pump
504 fuel filler of injector and mixed with air carry out fuel tank 218 complete fuel oil pre-wash.
Embodiment 6
As shown in fig. 7, Fig. 7 is monitoring and controlling subsystem, this system is used for experimental data collection analysis and automatic control
System change running parameter, the first temperature sensor 110, second temperature sensor 215, third temperature sensor 405 respectively with temperature
Spend sensor integrator 6001 by transmission cable be connected, first pressure sensor 111, second pressure sensor 216 respectively with
Pressure sensor integrator 6002 is connected by transmission cable, oxygen concentration sensor 217 and oxygen concentration sensor integrator 6005
It is connected by transmission cable, liquid level gauge 2007 is connect with liquid level gauge integrator 6004 by transmission cable, all of above experiment number
According to can be by intelligent display meter real-time display, and by data access PLC programmable logic controller (PLC)s 6022, and connect upper work
Control machine 6021 can access printer 6031 and server backup 6011.It can be by PLC programmable logic controller (PLC)s according to experimental data
6022 carry out experiment parameter adjust automaticallies, temperature adjusting actuator 6032 respectively with the first refrigeration machine 108, primary heater 109,
Second refrigeration machine 211, secondary heater 212, thermostatical water bath 401 are by executing cable connection, pressure adjusting actuator 6033
It is adjusted respectively with sort of air pressure adjusting valve 105, the first air adjustable valve 112, pressurized carbon dioxide force regulating valve 205, nitrogen pressure
Valve 207, oxygen pressure regulating valve 209, the first noble gas adjustable valve 214, the second noble gas adjustable valve 219, inert gas pressure regulating valve
2005, third noble gas adjustable valve 2006 by execute cable connection, flow-rate adjustment actuator 6034 respectively with both air flow modulation
Valve 104, carbon dioxide stream adjustable valve 204, nitrogen flow regulating valve 206, oxygen flow rate adjusting valve 208, noble gas flow-rate adjustment
Valve 2004 by execute cable connection, liquid level adjusting actuator 6035 respectively with gate valve 302, the first fuel flow adjustable valve 303,
Second fuel flow adjustable valve 304, third fuel flow adjustable valve 307, the 4th fuel flow adjustable valve 308, the 5th fuel oil stream
Adjustable valve 309 is measured by executing cable connection.It can be realized to temperature, pressure, stream in experimentation by upper industrial personal computer 6021
The real-time control of amount.
The reality of the utility model is merely to illustrate above in conjunction with the utility model preferred embodiment described in attached drawing
Mode is applied, not as the limitation to aforementioned purpose of utility model and the appended claims content and range, every foundation
The technical essence of the utility model any simple modification, equivalent change and modification made to the above embodiment, still belong to this reality
With new technique and rights protection scope.
Claims (7)
1. one kind reducing the flammable experimental bench of fuel tank based on controlled catalytic burning, which is characterized in that the experimental bench includes
Noble gas inerting subsystem, flight environment of vehicle analog subsystem, fuel filling and suction subsystem, fuel Heating cooling subsystem, combustion
Oil pre-washes subsystem, monitoring and controlling subsystem；The monitoring and controlling subsystem controls noble gas inerting subsystem, flight environment of vehicle
Analog subsystem, fuel filling and suction subsystem, fuel Heating cooling subsystem, fuel oil pre-wash the operation of subsystem；
The noble gas inerting subsystem includes carbon dioxide air accumulator（201）And carbon dioxide air accumulator（201）It is sequentially connected
Carbon dioxide stream adjustable valve（204）, pressurized carbon dioxide force regulating valve（205）；Nitrogen air accumulator（202）And nitrogen gas storage
Tank（202）Sequentially connected nitrogen flow regulating valve（206）, nitrogen pressure regulating valve（207）；Oxygen air accumulator（203）With oxygen
Gas air accumulator（203）Sequentially connected oxygen flow rate adjusting valve（208）, oxygen pressure regulating valve（209）；
The pressurized carbon dioxide force regulating valve（205）, nitrogen pressure regulating valve（207）, oxygen pressure regulating valve（209）Respectively
It is connected to the first mixing valve（210）；
First mixing valve（210）Outlet is sequentially connected to the second refrigeration machine（211）, secondary heater（212）；
The noble gas inerting subsystem further includes third heater（2001）And third heater（2001）Outlet is sequentially connected
Catalyst oxidation reactor（2002）, the second Filter dryer（2003）, noble gas flow control valve（2004）, inert gas pressure adjust
Valve（2005）；
The third heater（2001）Gas access and fuel tank（218）Noble gas is connected with the second noble gas adjustable valve between outlet
（219）；
The secondary heater（212）Outlet, inert gas pressure regulating valve（2005）Outlet is connected to the second mixing valve
（213）Import；
Second mixing valve（213）Outlet is divided into two branch way outlets；Second mixing valve（213）One outlet
Pass through the first noble gas adjustable valve（214）With fuel tank（218）Gas-phase space connects；Second mixing valve（213）Secondly going out
Mouth passes sequentially through third noble gas adjustable valve（2006）, the first injector（2009）Gas access and fuel tank（218）Bottom connects；Institute
The first injector stated（2009）Fuel filler and fuel tank（218）The first fuel pump is connected between the fuel outlet of bottom
（2008）；
The fuel tank（218）Side is equipped with liquid level gauge（2007）；
The fuel tank（218）Top is equipped with second temperature sensor（215）, second pressure sensor（216）, oxygen concentration pass
Sensor（217）.
2. according to claim 1 a kind of based on the controlled catalytic burning reduction flammable experimental bench of fuel tank, feature exists
In the monitoring and controlling subsystem includes temperature sensor integrator（6001）And temperature sensor integrator（6001）According to
The temperature intelligent display of secondary connection（6012）, PLC programmable logic controller (PLC)s（6022）, temperature adjusting actuator（6032）；
Pressure sensor integrator（6002）And pressure sensor integrator（6002）Sequentially connected pressure intelligent display
（6013）, PLC programmable logic controller (PLC)s（6022）, pressure adjusting actuator（6033）；Flow sensor integrator（6003）、
With flow sensor integrator（6003）Sequentially connected flow quantity intelligent display（6014）, PLC programmable logic controller (PLC)s
（6022）, flow-rate adjustment actuator（6034）；Liquid level gauge integrator（6004）And liquid level gauge integrator（6004）It is sequentially connected
Liquid level intelligent display（6015）, PLC programmable logic controller (PLC)s（6022）, liquid level adjusting actuator（6035）；Oxygen concentration passes
Sensor integrator（6055）And oxygen concentration sensor integrator（6055）Sequentially connected oxygen concentration intelligent display（6016）、
PLC programmable logic controller (PLC)s（6022）；The PLC programmable logic controller (PLC)s（6022）It is also associated with upper industrial personal computer
（6021）；The upper industrial personal computer（6021）Server backup is also respectively connected（6011）And printer（6031）.
3. according to claim 2 a kind of based on the controlled catalytic burning reduction flammable experimental bench of fuel tank, feature exists
In the flight environment of vehicle analog subsystem is and sequentially connected first air compressor of air（101）, the first filtration drying
Device（102）, air accumulator（103）, air flow rate adjustment valve（104）, sort of air pressure adjusting valve（105）, vacuum tank（106）, first
Refrigeration machine（108）, primary heater（109）, the first temperature sensor（110）, first pressure sensor（111）, the first air
Adjustable valve（112）；
The first air adjustable valve（112）It is connected to fuel tank（218）Top；
The vacuum tank（106）It is also associated with vacuum pump（107）.
4. according to claim 2 a kind of based on the controlled catalytic burning reduction flammable experimental bench of fuel tank, feature exists
In the fuel filling and suction subsystem include oil storage tank（301）With oil storage tank（301）Sequentially connected gate valve
（302）, the first fuel flow adjustable valve（303）, fuel oil filter（305）, the second fuel pump（306）, the 4th fuel flow can
Adjust valve（308）, the 5th fuel flow adjustable valve (309)；
5th fuel flow adjustable valve (309) outlet is connected to fuel tank（218）Bottom；
The gate valve（302）Outlet and the 4th fuel flow adjustable valve（308）The second fuel flow is connected between entrance can
Adjust valve（304）；
The first fuel flow adjustable valve（303）Outlet and the 5th fuel flow adjustable valve（309）It is connected between entrance
Third fuel flow adjustable valve（307）.
5. according to claim 2 a kind of based on the controlled catalytic burning reduction flammable experimental bench of fuel tank, feature exists
In the fuel Heating cooling subsystem includes thermostatical water bath（401）, heat exchange coil（404）；
The thermostatical water bath（401）Water out and heat exchange coil（404）The adjusting of the second water flow is connected between entrance
Valve（403）；
The thermostatical water bath（401）Water inlet and heat exchange coil（404）The adjusting of the first water flow is connected between outlet
Valve（402）；
The heat exchange coil（404）Positioned at fuel tank（218）In fuel oil part；Fuel tank（218）Intermediate fuel oil part is also equipped with
Third temperature sensor（405）.
6. according to claim 2 a kind of based on the controlled catalytic burning reduction flammable experimental bench of fuel tank, feature exists
In the fuel oil pre-washes subsystem and includes and sequentially connected second air compressor of air（501）, third dry filter
Device（502）, the second air adjustable valve（503）, the second injector（504）；
Second injector（504）It is connected to fuel tank（218）Bottom；
The second air adjustable valve（503）Outlet and the second injector（504）Air intake is connected,
Second injector（504）Fuel filler and fuel tank（218）Third fuel pump is connected between the fuel outlet of bottom
（505）.
7. according to claim 2 a kind of based on the controlled catalytic burning reduction flammable experimental bench of fuel tank, feature exists
In the temperature sensor integrator of the monitoring and controlling subsystem（6001）The first temperature is connected to by transmission cable respectively
Sensor（110）, second temperature sensor（215）, third temperature sensor（405）；
The pressure sensor integrator（6002）First pressure sensor is connected to by transmission cable respectively（111）,
Two pressure sensors（216）；
The oxygen concentration sensor integrator（6005）It is connected to oxygen concentration sensor by transmission cable（217）；
The liquid level gauge integrator of the monitoring and controlling subsystem（6004）It is connected to liquid level gauge by transmission cable（2007）；
The temperature adjusting actuator（6032）Respectively by executing cable connection in the first refrigeration machine（108）, first heating
Device（109）, the second refrigeration machine（211）, secondary heater（212）, thermostatical water bath（401）；
The pressure adjusting actuator（6033）Respectively by executing cable connection in sort of air pressure adjusting valve（105）, first
Air adjustable valve（112）, pressurized carbon dioxide force regulating valve（205）, nitrogen pressure regulating valve（207）, oxygen pressure regulating valve
（209）, the first noble gas adjustable valve（214）, the second noble gas adjustable valve（219）, inert gas pressure regulating valve（2005）, third noble gas can
Adjust valve（2006）；
The flow-rate adjustment actuator（6034）Respectively by executing cable connection in air flow rate adjustment valve（104）, dioxy
Change carbon flow adjustable valve（204）, nitrogen flow regulating valve（206）, oxygen flow rate adjusting valve（208）, noble gas flow control valve
（2004）；
The liquid level adjusting actuator（6035）Respectively by executing cable connection in gate valve（302）, the first fuel flow can
Adjust valve（303）, the second fuel flow adjustable valve（304）, third fuel flow adjustable valve（307）, the 4th fuel flow adjustable valve
（308）, the 5th fuel flow adjustable valve（309）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721805675.9U CN207964300U (en) | 2017-12-21 | 2017-12-21 | One kind reducing the flammable experimental bench of fuel tank based on controlled catalytic burning |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721805675.9U CN207964300U (en) | 2017-12-21 | 2017-12-21 | One kind reducing the flammable experimental bench of fuel tank based on controlled catalytic burning |
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| Publication Number | Publication Date |
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| CN207964300U true CN207964300U (en) | 2018-10-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941545A (en) * | 2017-12-21 | 2018-04-20 | 南京航空航天大学 | One kind reduces the flammable experimental bench of fuel tank based on controlled catalytic burning |
-
2017
- 2017-12-21 CN CN201721805675.9U patent/CN207964300U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941545A (en) * | 2017-12-21 | 2018-04-20 | 南京航空航天大学 | One kind reduces the flammable experimental bench of fuel tank based on controlled catalytic burning |
| CN107941545B (en) * | 2017-12-21 | 2023-09-26 | 南京航空航天大学 | Experiment table for reducing fuel tank flammability based on controllable catalytic combustion |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 Termination date: 20211221 |