CN109538378A - A kind of processing system of engine gas jet stream wake flame - Google Patents
A kind of processing system of engine gas jet stream wake flame Download PDFInfo
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- CN109538378A CN109538378A CN201910013136.9A CN201910013136A CN109538378A CN 109538378 A CN109538378 A CN 109538378A CN 201910013136 A CN201910013136 A CN 201910013136A CN 109538378 A CN109538378 A CN 109538378A
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- wake flame
- import modul
- jet
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- 238000012545 processing Methods 0.000 title claims abstract description 168
- 230000008676 import Effects 0.000 claims abstract description 96
- 238000001816 cooling Methods 0.000 claims abstract description 91
- 239000007789 gas Substances 0.000 claims abstract description 66
- 239000000463 material Substances 0.000 claims abstract description 20
- 239000000567 combustion gas Substances 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims abstract description 8
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 6
- 230000008450 motivation Effects 0.000 claims 1
- 230000009467 reduction Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 238000010586 diagram Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 10
- 239000007787 solid Substances 0.000 description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000000505 pernicious effect Effects 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical group [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 3
- 239000004449 solid propellant Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 235000015243 ice cream Nutrition 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 235000007926 Craterellus fallax Nutrition 0.000 description 1
- 240000007175 Datura inoxia Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
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- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M sodium bicarbonate Substances [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/08—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof using solid propellants
- F02K9/32—Constructional parts; Details not otherwise provided for
- F02K9/40—Cooling arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/96—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof characterised by specially adapted arrangements for testing or measuring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/97—Rocket nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The embodiment of the invention provides a kind of engine gas jet stream wake flame processing systems, and for handling the jet-flow wake flame of engine spray, the engine includes the jet pipe for combustion gas expansion speed-raising;The engine gas jet stream wake flame processing system includes: cooling device and support device;Wherein, the cooling device includes at least one import modul and at least one processing module;The material of the import modul and processing module is ice;Introduction channel is equipped in the import modul;Treatment channel is equipped in the processing module;The introduction channel is opposite with the jet pipe;The support device is connect with the cooling device, is used to support the cooling device.The embodiment of the present invention can not only make the cooling device high-efficient for the cooling down of the jet-flow wake flame, it is also possible that deceleration noise reduction and harmless treatment significant effect of the cooling device for the jet-flow wake flame.
Description
Technical field
The present invention relates to technical field of engines, more particularly to a kind of processing system of engine gas jet stream wake flame.
Background technique
It is carried out in a deep going way as space probation is movable, more and more rocket engines come into operation.However, people are logical
It crosses rocket engine to obtain in solar-system operation except required huge propulsive force, while also suffering from its wake flame to ecological environment
Bring pollution and destruction.For example, in the ground thermal performance test or emission process for carrying out rocket engine, rocket motor
Machine igniting generate superhigh temperature (generally 3000 DEG C, maximum temperature is up to 3500 DEG C), ultrahigh speed (2~3 Mach, general speed
For 1500m/s~5000m/s), extrahigh energy (MJ/kg grades, generally 6~7MJ/kg) jet-flow wake flame, while ultrahigh speed
Bring huge noise.Especially solid propellant rocket also contains three other than its jet-flow tail has aforementioned features
Al 2 O (Al2O3) dust and hydrogen chloride (HCl) pernicious gas, the periphery ecological environment of test, transmitter site is also resulted in sternly
It destroys again.
In existing technology, when carrying out rocket thrust-chamber firing, in order to protect related experiment equipment and transmitting dress
It is standby, cooling processing usually is carried out to jet-flow wake flame in such a way that spray water is cooling.However, since jet-flow wake flame has
There is the characteristics of superhigh temperature, ultrahigh speed, extrahigh energy, during carrying out water filling cooling to jet-flow wake flame, since combustion gas is penetrated
Superenergy possessed by wake flame itself is flowed, general low pressure spray water is to be difficult to be in contact with it and carry out effective heat exchange with it
's.If having, also it is seldom a part of water, some heat exchanges is generated by way of heat radiation.Actually use result table
Bright, it is extremely low that the efficiency of water filling cooling noise reduction is carried out to jet-flow wake flame.Jet-flow wake flame is carried out to fill the water cooling need
The water wanted is very big, forms the mixture of a large amount of combustion gas and steam, when serious, because channel congestion is anti-fiery, burns test run and starts
Machine damages test, the equipment of transmitter site and periphery ecological environment.In addition to this, available engine jet-flow tail
Not only system complex, energy consumption are larger for flame processing system, and operation and maintenance is at high cost, and is difficult to having in jet-flow wake flame
Evil ingredient is handled.
Summary of the invention
In view of the above problems, it proposes the embodiment of the present invention and overcomes the above problem or at least partly in order to provide one kind
A kind of processing system of the engine gas jet stream wake flame to solve the above problems.
To solve the above-mentioned problems, the embodiment of the invention discloses a kind of engine gas jet stream wake flame processing systems, use
In the jet-flow wake flame of processing engine spray, the engine includes the jet pipe for combustion gas expansion speed-raising, described to start
Machine jet-flow wake flame processing system includes: cooling device and support device;Wherein
The cooling device includes at least one import modul and at least one processing module;
The material of the import modul and processing module is ice;
Introduction channel is equipped in the import modul;
Treatment channel is equipped in the processing module;
The introduction channel is opposite with the jet pipe;
The support device is connect with the cooling device, is used to support the cooling device.
It optionally, include alkaline matter in the import modul and processing module.
Optionally, it is equipped with an introduction channel in the import modul, the introduction channel includes the first air inlet and the
One gas outlet, first air inlet and the jet pipe are opposite;
It is equipped with single or multiple treatment channels in the processing module, each treatment channel includes the second air inlet and the
Two gas outlets, each second air inlet are opposite with first gas outlet.
Optionally, the processing module end face is equipped with flow dividing structure;Wherein
The flow dividing structure includes multiple shunting jubes and an ice piton;
The shunting jube is set between treatment channel adjacent on circumferencial direction;
The ice piton is the ice core that treatment channel surrounds that processing module axis centre region is formed.
Optionally, the multiple treatment channel is uniformly distributed around the processing module axis.
Optionally, the internal diameter of the introduction channel in the import modul is greater than the internal diameter of the jet pipe.
Optionally, at least one described import modul is connected in series;
At least one described processing module is connected in series.
Optionally, the cooling device further include: module between at least one grade;Wherein
Module is set between adjacent import modul/processing module and import modul/processing module between the grade.
Optionally, the support device includes: import modul shell and processing module shell;Wherein
The import modul shell is coated on outside the import modul;
The processing module shell is coated on outside the processing module;
The material of the import modul shell and the processing module shell is metal heat preservation material.
Optionally, the engine gas jet stream wake flame processing system further include: thermocouple and pressure sensor;Wherein
The thermocouple is set at the second gas outlet of the treatment channel;
The pressure sensor is set between the adjacent processing module.
The embodiment of the present invention includes following advantages:
Firstly, when spraying jet-flow wake flame in the engine jet pipe, since the importing in the import modul is logical
Road is opposite with the jet pipe, and the jet-flow wake flame can enter in the introduction channel.Due to the material of the import modul
Matter is ice, therefore, after the jet-flow wake flame enters the introduction channel, can not only directly be contacted with water (ice), and
The high-temperature region at the ice piton straight cutting jet-flow wake flame center formed among the processing module, while the ice piton stops simultaneously
It forces jet-flow wake flame to shunt, wash away to the treatment channel, causes the jet-flow wake flame abundant with water from the inside to the outside
Contact, absorb the decomposition of water, distillation, evaporation release cooling capacity cool down rapidly, here it is the cooling devices for the combustion
The high basic reason of the cooling efficiency of gas jet stream wake flame.The cooling device, which has the jet-flow wake flame, significantly to be subtracted
Fast noise reduction effect.
It is contacted due to can be realized ice in the treatment channel with the direct of the jet-flow wake flame, so that the combustion
Molten state aluminum oxide (Al in gas jet stream wake flame2O3) be quickly cooled to as solids, and be smoothly discharged with flowing described
Treatment channel or the processing module;Include alkaline matter in the processing module, can in the treatment channel with combustion
Hydrogen chloride (HCl) the pernicious gas neutralization reaction contained in gas jet stream wake flame is realized to the innoxious of the jet-flow wake flame
Processing.
Cooling, drop due to ice matter import modul in the cooling device and processing module for the jet-flow wake flame
Speed, noise reduction and it is innoxious provide required water, to meet its energy exchange in the processing module.In the processing mould
In block, it is a kind of adaptive process that conservation of energy principle progress is abided by energy exchange completely, does not need the new energy of extraneous supplement
Amount.The processing module will be all smoothly discharged in product after energy exchange.Therefore it is handled to the jet-flow wake flame
When, the cooling device it is small in size, the water consumption of the cooling device not only can be reduced, can also be simplified described cold
But the cost of the cooling device can be greatly reduced in the processing technology of device.
Detailed description of the invention
Fig. 1 is a kind of forward structure schematic diagram of engine gas jet stream wake flame processing system of the invention;
Fig. 2 is the left-hand structural schematic diagram of engine gas jet stream wake flame processing system shown in FIG. 1;
Fig. 3 is the dextrad structural schematic diagram of engine gas jet stream wake flame processing system shown in FIG. 1;
Fig. 4 is a kind of forward structure schematic diagram of import modul of the invention;
Fig. 5 is the lateral structure schematic diagram of import modul shown in Fig. 4;
Fig. 6 is a kind of forward structure schematic diagram of processing module of the invention;
Fig. 7 is the lateral structure schematic diagram of processing module shown in fig. 6;
Fig. 8 is the structural schematic diagram that a kind of multiple import moduls of the invention are connected in series;
Fig. 9 is a kind of scheme of installation of engine gas jet stream wake flame processing system described in the embodiment of the present invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
The embodiment of the invention provides a kind of engine gas jet stream wake flame processing systems, for handling engine spray
Jet-flow wake flame, the engine may include the jet pipe for combustion gas expansion speed-raising, the engine gas jet stream wake flame
Processing system may include: cooling device and support device;Wherein, the cooling device include at least one import modul and
At least one processing module;The material of the import modul and processing module is ice;It is equipped with to import in the import modul and lead to
Road;Treatment channel is equipped in the processing module;The introduction channel is opposite with the jet pipe;The support device with it is described cold
But device connects, and is used to support the cooling device.
In practical applications, the engine can be solid propellant rocket, liquid-propellant rocket engine, aeroplane engine
The engine of the types such as machine, all types of guided missiles, the embodiment of the present invention are only illustrated by taking solid propellant rocket as an example, other classes
The engine of type implements.
Specifically, the ice of import modul described in the cooling device and processing module is made, may include but does not limit to
Any one in ice cream, ice cube, ice slag and ice and snow, the embodiment of the present invention is led described in the cooling device for being made
The concrete type for entering the ice of module and processing module can be without limitation.The structure type of the support device can for shell,
The structures such as channel, tunnel, diversion trench, trench.It in practical applications, is shell, channel, tunnel, water conservancy diversion in the support device
In the isostructural situation of slot, trench, ice cream, ice cube, ice slag or ice are piled up in shell, channel, tunnel, diversion trench, trench
Snow.That is, engine gas jet stream wake flame processing system described in the embodiment of the present invention can gather materials on the spot and be made,
For processing method compared with horn of plenty, processing cost is lower.
In practical applications, a large amount of test data shows that the cooling capacity of the cooling device can achieve 0.35MJ/
kg.The cooling efficiency of the cooling device is high, and water consumption is extremely low.In the embodiment of the present invention, in the engine ignition, jet pipe
It is described since the introduction channel of import modul in the cooling device is opposite with the jet pipe when spraying jet-flow wake flame
Jet-flow wake flame can be directly entered in the introduction channel.Since the material of the import modul, the processing module is equal
It therefore after the jet-flow wake flame enters the introduction channel, can not only directly be connect with water (ice) for the ice of solid-like
Touching, and the ice piton formed among the processing module can be with the high-temperature region at straight cutting jet-flow wake flame center, while the ice
Cone stops and forces jet-flow wake flame is excessive into the treatment channel penetrate shunting, rush with the surfaces externally and internally in the treatment channel
Brush causes the jet-flow wake flame to come into full contact with from the inside to the outside with water (ice).Water (ice) heat absorption point rapidly under superhigh temperature
Solution, distillation, evaporation, the cooling capacity that the decomposition, distillation, evaporation that the combustion gas wake flame absorbs water absorb cool down rapidly, and here it is described
Cooling efficiency high basic reason of the cooling device for the jet-flow wake flame.The cooling device is for the jet-flow
Wake flame also has significant deceleration noise reduction effect.The cooling device can be contacted directly with the jet-flow wake flame,
In this way, can not only make the cooling device higher for the cooling efficiency of the jet-flow wake flame, it is also possible that institute
It is more obvious for the deceleration noise reduction effect of the jet-flow wake flame to state cooling device.
Moreover, because the cooling device is directly contacted with the jet-flow wake flame, so that the jet-flow wake flame
In molten state aluminum oxide (Al2O3) be quickly cooled to as solids, and with flowing be smoothly discharged the treatment channel or
Processing module described in person;Include alkaline matter in the processing module, can in the treatment channel with jet-flow wake flame
In hydrogen chloride (HCl) pernicious gas neutralization reaction for containing, realize the harmless treatment to the jet-flow wake flame.
Further, since the cooling device is high for the cooling efficiency of the jet-flow wake flame, therefore, to the combustion
When gas jet stream wake flame is handled, the volume of the cooling device can be smaller, not only can reduce the cooling device
Water consumption, the processing technology of the cooling device can also be simplified, the cost of the cooling device can be greatly reduced.
In practical applications, it may include alkaline matter in the import modul and the processing module.The basic species
Matter can be NaOH or NaHCO3Equal substances, the embodiment of the present invention can not limit the concrete type of the alkaline matter
It is fixed.In the embodiment of the present invention, due to including alkaline matter in the import modul and the processing module, in the import modul
During directly contacting with the processing module with the jet-flow wake flame, the alkaline matter can be penetrated with the combustion gas
Flow the solids (Al in wake flame2O3), hydrogen chloride (HCl) react, improve for the solid in the jet-flow wake flame
Particle (Al2O3), the treatment effeciency of hydrogen chloride (HCl), avoid solids (Al2O3), hydrogen chloride (HCl) dirt is caused to environment
Dye.
It is understood that in practical applications, according to the contained substance parameter composition in the jet-flow wake flame
Difference can also accordingly add other substances in the cooling device, be penetrated with improving the cooling device for the combustion gas
Flow the treatment effeciency of the solids and harmful components in wake flame.
Referring to Fig.1, a kind of forward structure schematic diagram of engine gas jet stream wake flame processing system of the invention is shown,
Referring to Fig. 2, the left-hand structural schematic diagram of engine gas jet stream wake flame processing system shown in FIG. 1 is shown, referring to Fig. 3, is shown
The dextrad structural schematic diagram of engine gas jet stream wake flame processing system shown in FIG. 1 is gone out.It can specifically include: cooling device
And support device, wherein cooling device may include: at least one import modul 10 and at least one processing module 11;Wherein,
It is equipped with introduction channel 101 in import modul 10, introduction channel 101 may include the first air inlet and the first gas outlet, and described the
One air inlet and the jet pipe are opposite;It is equipped with multiple split channels 111 in processing module 11, each split channel 111 includes the
Two air inlets and the second gas outlet, each second air inlet are opposite with first gas outlet.It is set on the end face of processing module 11
There is flow dividing structure, wherein the flow dividing structure includes multiple shunting jubes 112 and an ice piton 113, shunts jube 112 and is arranged
Between treatment channel 111 adjacent on circumferencial direction, ice piton 113 is that treatment channel 111 surrounds 11 processing module axis centres
The ice core that region is formed.The support device may include: import modul shell 12 and processing module shell 13;Wherein, it leads
Enter module housing 12 to be coated on outside import modul 10;Processing module shell 13 is coated on outside processing module 11;Import modul shell
12 and processing module shell 13 material be metal heat preservation material.
Referring to Fig. 4, a kind of forward structure schematic diagram of import modul of the invention is shown, referring to Fig. 5, shows Fig. 4
Shown in import modul lateral structure schematic diagram.As shown in Figure 4, Figure 5, introduction channel 101 is equipped in import modul 10.In reality
In the application of border, the first air inlet of introduction channel 101 can be opposite with the jet pipe of the engine, in order to from the jet pipe
The jet-flow wake flame ejected can be directly entered in the introduction channel.
In the embodiment of the present invention, the internal diameter of introduction channel 101 can be greater than the jet pipe internal diameter of the engine, in this way, can
It can be from the introduction channel 101 for entering sufficiently into import modul 10 in order to eject jet-flow wake flame in jet pipe from the above
It is interior.
Referring to Fig. 6, a kind of forward structure schematic diagram of processing module of the invention is shown, referring to Fig. 7, shows Fig. 6
Shown in the big lateral structure schematic diagram of processing module.As shown in Figure 6, Figure 7, it is logical that multiple processing are equipped in processing module 11
Road 111, each treatment channel 111 may include the second air inlet and the second gas outlet, each second air inlet with it is described
First gas outlet is opposite.
In practical applications, due to including multiple treatment channels 111 in processing module 11, in this way, it is logical to increase processing
The contact area of the inner surface in road 111 and the jet-flow wake flame improves processing module 11 for the jet-flow wake flame
Cooling efficiency and reduction of speed noise reduction effect.
In an alternative embodiment of the invention, in order to enable multiple treatment channels 111 in processing module 11 to fill
That divides contacts with the jet-flow wake flame, and multiple treatment channels 111 can be uniformly distributed on the axis of processing module 11.
It is understood that illustrating only the example in processing module 11 including 3 treatment channels 111 in Fig. 6, Fig. 7.And
In practical applications, the quantity of the treatment channel 111 in processing module 11 can also be other values, for example, 4,5 or
6 etc., the embodiment of the present invention can be without limitation for the quantity of the treatment channel 111 in processing module 11.
In the embodiment of the present invention, flow dividing structure can be equipped on the end face of processing module 11;Wherein, the flow dividing structure packet
Include multiple shunting jubes 112 and an ice piton 113, shunt jube 112 be set to treatment channel 111 adjacent on circumferencial direction it
Between, ice piton 113 is the ice core that treatment channel 111 surrounds that 11 processing module axis centre regions are formed.
In practical applications, the flow dividing structure can be used for the jet-flow wake flame of the outflow to import modul 10
Pressure shunting is carried out, the jet-flow wake flame that import modul 10 is flowed out branches in each treatment channel 111, and point
It is higher to flow efficiency.
In the embodiment of the present invention, shunting jube 112 and ice piton 113 in the flow dividing structure can be made of ice, in this way,
During the flow dividing structure shunts the jet-flow wake flame, the flow dividing structure made of ice can be straight
The central contact with the jet-flow wake flame is connect, and carries out heat with the center of the jet-flow wake flame and exchanges, in this way
The cooling rate of the jet-flow wake flame can greatly be improved.
In practical applications, since the center of the jet-flow wake flame carries a large amount of solids (Al2O3), and this
In inventive embodiments, solids that the flow dividing structure made of ice can directly with the center of the jet-flow wake flame
(Al2O3) contact, and the jet-flow wake flame is branched in each treatment channel 111, so that the jet-flow wake flame
It is adequately contacted with the inner wall for the treatment of channel 111, so that the solids (Al carried in the jet-flow wake flame2O3) quickly
Cooling, condensation is slowed down, sedimentation, and is discharged in the gas outlet of processing module 11.
Import modul 10, processing module in the embodiment of the present invention, in the engine gas jet stream wake flame processing system
11 quantity can be set according to the actual situation, and the engine gas jet stream wake flame processing system is illustrated only in Fig. 1
Include the case where an import modul 10 and two processing modules 11.In practical applications, the engine gas jet stream wake flame
The quantity of import modul 10, processing module 11 in processing system can also be other values, and the embodiment of the present invention is for described
Import modul 10, the particular number of processing module 11 in engine gas jet stream wake flame processing system are without limitation.
In practical applications, the import modul 10 in the engine gas jet stream wake flame processing system, processing module
In the case that 11 quantity is multiple, the multiple import modul 10 can be connected in series;Similarly, the multiple processing module 11
It can also be connected in series.
In the embodiment of the present invention, the cooling device is divided at least one import modul 10 and at least one processing module
11, and in 10 outer cladding import modul shell 12 of import modul, it, can be so as in 11 outer cladding processing module shell 13 of processing module
Design is talked about in the module of the engine gas jet stream wake flame processing system, reduces the engine gas jet stream wake flame processing system
The difficulty of processing and installation difficulty of system.
For example, if handle certain model engine jet-flow wake flame when, the import modul 10 of the cooling device
When quantity for 2, processing module 11 is 4, the cooling device is best for the treatment effect of the jet-flow wake flame,
Then 2 import moduls 10 are connected in series respectively, 4 processing modules 11 are connected in series, then again by the importing mould after series connection
Block 10, processing module 11 connect.
It is understood that including multiple import moduls 10 in the cooling device, and this multiple import modul 10 is connected
In the case where connection, the internal diameter of the introduction channel 101 in this multiple import modul 10 can be identical, be also possible to difference
's.
Referring to Fig. 8, the structural schematic diagram that a kind of multiple import moduls of the invention are connected in series is shown.As shown in figure 8,
In the case that multiple import moduls 10 are connected in series, the internal diameter of the introduction channel 101 in this multiple import modul 10 be can be not
With.In practical applications, since the internal diameter of the introduction channel 101 in multiple import moduls 10 can be different, import mould
The structure of block 10 can be relatively simple, and machining accuracy can be lower, in this manner it is possible to the difficulty of processing of import modul 10 is reduced,
To reduce the cost of import modul 10.
In practical applications, in the case that multiple import moduls 10 are connected in series, the importing in this multiple import modul 10
The internal diameter in channel 101 is also possible to identical, the identical situation of the internal diameter of the introduction channel 101 in multiple import moduls 10
Under, import modul 10 can be made preferable for the diversion effect of the jet-flow wake flame.
In the embodiment of the present invention, at adjacent 12/ processing module shell 13 of import modul shell and processing module shell 13/
It can be attached using fastener between reason module housing 12, alternatively, be attached using buckle card slot, it is adjacent to realize
Connection between 11/ processing module 10 of 10/ processing module 11 of import modul and processing module.
In practical applications, since import modul shell 12 is coated on outside import modul 10, processing module shell 13 is coated
Outside processing module 11, and the material of import modul shell 12 and processing module shell 13 is metal heat preservation material, therefore, is imported
Module housing 12 can be used for reducing import modul 10 and extraneous heat exchange, reduce the burn-off rate of import modul 10.Similarly,
Processing module shell 13 can be used for reducing processing module 11 and extraneous heat exchange, reduce the burn-off rate of processing module 11.
Specifically, the metal heat preservation material may include but be not limited to organic heat-insulating heat-preserving material, inorganic thermal insulation is protected
Any one in adiabator and metal class heat-insulating heat-preserving material, tool of the embodiment of the present invention for the metal heat preservation material
Body type can be without limitation.
In the embodiment of the present invention, the cooling device can also include: module 14 between at least one grade;Wherein, mould between grade
Block 14 is set between adjacent 10/ processing module 11 of 10/ processing module 11 of import modul and import modul.Module 14 can between grade
With the intake and exhaust for adjusting the cooling duct in the cooling device and the external world, to adjust the jet-flow wake flame described
Flow velocity in cooling device improves the cooling device for the treatment effeciency of the jet-flow wake flame.
In practical applications, module 14 can be the grid of belt switch device or other kinds of intake and exhaust dress between grade
It sets, the embodiment of the present invention can be without limitation for the concrete type of module 14 between grade.
In the embodiment of the present invention, the engine gas jet stream wake flame processing system can also include: thermocouple and pressure
Force snesor;Wherein, the thermocouple is set at the second gas outlet for the treatment of channel 111, and the thermocouple can be used for examining
Survey the temperature for the gas that treatment channel 111 is discharged;The pressure sensor is set between adjacent processing module 11, for examining
Survey the pressure in processing module 11.
In practical applications, can by the temperature of the gas that treatment channel 111 that the thermocouple measures is discharged and
The pressure in processing module 11 that the pressure sensor measures, module 14 carries out intake and exhaust adjusting between controlled stage, to adjust
Flow velocity of the jet-flow wake flame in the cooling device is stated, improves the cooling device for the place of the jet-flow wake flame
Manage efficiency.
Referring to Fig. 9, a kind of installation of engine gas jet stream wake flame processing system described in the embodiment of the present invention is shown
Schematic diagram.As shown in figure 9, import modul shell 12, processing mould in the engine gas jet stream wake flame system processing system
Block shell 13 can be mounted on processing unit workbench 16 by fixed bracket 15 respectively.Engine 90 can pass through engine
Fixed bracket 91 is fixed on engine thermal testing workbench 92, and one end of engine 90 is connect with thrust block 93, and the other end is equipped with
Jet pipe 94.The introduction channel in import modul in import modul shell 12 is opposite with jet pipe 94, in order to spray from jet pipe 94
The jet-flow wake flame shot out can enter in the introduction channel of the import modul.In this way, can not only make described cold
But device is higher for the cooling efficiency of the jet-flow wake flame, it is also possible that the cooling device penetrates the combustion gas
The deceleration noise reduction effect for flowing wake flame is more obvious.
To sum up, engine gas jet stream wake flame processing system described in the embodiment of the present invention includes at least following advantages:
In the embodiment of the present invention, in the engine ignition, when jet pipe sprays jet-flow wake flame, due to the cooling dress
The introduction channel for setting middle import modul is opposite with the jet pipe, and the jet-flow wake flame can be directly entered described import and lead to
In road.Since the material of the import modul, the processing module is the ice of solid-like, the jet-flow wake flame
It into after the introduction channel, can not only directly be contacted with water (ice), and the ice piton formed among the processing module can
With the high-temperature region at straight cutting jet-flow wake flame center, while the ice piton stops and forces jet-flow wake flame logical to the processing
Overflow in road and penetrate shunting, washed away with the surfaces externally and internally of the treatment channel, cause the jet-flow wake flame from the inside to the outside with water
(ice) comes into full contact with.Water (ice) rapid endothermic decomposition, distillation, evaporation under superhigh temperature, the combustion gas wake flame absorb point of water
The cooling capacity that solution, distillation, evaporation absorb cools down rapidly, and here it is the cooling devices to imitate the cooling of the jet-flow wake flame
The high basic reason of rate.The cooling device also has significant deceleration noise reduction effect for the jet-flow wake flame.It is described cold
But device can be contacted directly with the jet-flow wake flame, in this way, not only the cooling device can be made for institute
The cooling efficiency for stating jet-flow wake flame is higher, it is also possible that deceleration of the cooling device for the jet-flow wake flame
Noise reduction effect is more obvious.
Moreover, because the cooling device is directly contacted with the jet-flow wake flame, so that the jet-flow wake flame
In molten state aluminum oxide (Al2O3) be quickly cooled to as solids, and with flowing be smoothly discharged the treatment channel or
Processing module described in person;Include alkaline matter in the processing module, can in the treatment channel with jet-flow wake flame
In hydrogen chloride (HCl) pernicious gas neutralization reaction for containing, realize the harmless treatment to the jet-flow wake flame.
Further, since the cooling device is high for the cooling efficiency of the jet-flow wake flame, therefore, to the combustion
When gas jet stream wake flame is handled, the volume of the cooling device can be smaller, not only can reduce the cooling device
Water consumption, the processing technology of the cooling device can also be simplified, the cost of the cooling device can be greatly reduced.
Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap
Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.
Above to a kind of processing system of engine gas jet stream wake flame provided by the present invention, it is described in detail,
Used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only used
In facilitating the understanding of the method and its core concept of the invention;At the same time, for those skilled in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as
Limitation of the present invention.
Claims (10)
1. a kind of engine gas jet stream wake flame processing system, for handling the jet-flow wake flame of engine spray, the hair
Motivation includes the jet pipe for combustion gas expansion speed-raising, which is characterized in that the engine gas jet stream wake flame processing system includes:
Cooling device and support device;Wherein
The cooling device includes at least one import modul and at least one processing module;
The material of the import modul and processing module is ice;
Introduction channel is equipped in the import modul;
Treatment channel is equipped in the processing module;
The introduction channel is opposite with the jet pipe;
The support device is connect with the cooling device, is used to support the cooling device.
2. engine gas jet stream wake flame processing system according to claim 1, which is characterized in that the import modul and
Alkaline matter can be added in processing module.
3. engine gas jet stream wake flame processing system according to claim 1, which is characterized in that in the import modul
Equipped with an introduction channel, the introduction channel includes the first air inlet and the first gas outlet, first air inlet and described
Jet pipe is opposite;
Single or multiple treatment channels are equipped in the processing module, each treatment channel includes that the second air inlet and second goes out
Port, each second air inlet are opposite with first gas outlet.
4. engine gas jet stream wake flame processing system according to claim 3, which is characterized in that the processing module end
Face is equipped with flow dividing structure;Wherein
The flow dividing structure includes multiple shunting jubes and ice piton;
The shunting jube is set between the treatment channel adjacent on circumferencial direction;
The ice piton is the ice core that the treatment channel surrounds that the processing module axis is formed in central area.
5. engine gas jet stream wake flame processing system according to claim 3, which is characterized in that the multiple processing is logical
Road is uniformly distributed around the processing module axis.
6. engine gas jet stream wake flame processing system according to claim 1, which is characterized in that in the import modul
Introduction channel internal diameter be greater than the jet pipe internal diameter.
7. engine gas jet stream wake flame processing system according to claim 1, which is characterized in that it is described at least one lead
Enter block coupled in series connection;At least one described processing module is connected in series.
8. engine gas jet stream wake flame processing system according to claim 1, which is characterized in that the cooling device is also
It include: module between at least one grade;Wherein
Module is set between adjacent import modul/processing module and import modul/processing module between the grade.
9. engine gas jet stream wake flame processing system according to claim 1, which is characterized in that the support device packet
It includes: import modul shell and processing module shell;Wherein
The import modul shell is coated on outside the import modul;
The processing module shell is coated on outside the processing module;
The material of the import modul shell and the processing module shell is metal heat preservation material.
10. engine gas jet stream wake flame processing system according to claim 3, which is characterized in that the engine gas
Jet stream wake flame processing system further include: thermocouple and pressure sensor;Wherein
The thermocouple is set at the second gas outlet of the treatment channel;
The pressure sensor is set between the adjacent processing module.
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CN201910013136.9A CN109538378A (en) | 2019-01-07 | 2019-01-07 | A kind of processing system of engine gas jet stream wake flame |
PCT/CN2019/075402 WO2020143097A1 (en) | 2019-01-07 | 2019-02-18 | System for treating fuel jet plume exhausted from motor |
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CN201910013136.9A CN109538378A (en) | 2019-01-07 | 2019-01-07 | A kind of processing system of engine gas jet stream wake flame |
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CN111006224A (en) * | 2019-11-08 | 2020-04-14 | 西安蓝坤工程科技有限公司 | Waste medicine combustion system, method and device |
CN111577485A (en) * | 2020-04-15 | 2020-08-25 | 北京航天试验技术研究所 | Liquid engine noise reduction device and liquid engine test device |
CN111794878A (en) * | 2020-08-06 | 2020-10-20 | 北京环境特性研究所 | Rocket engine cooling and stealth design device |
CN112983683A (en) * | 2021-04-13 | 2021-06-18 | 西安蓝坤工程科技有限公司 | Device and method for rocket engine high-altitude simulation test |
CN113006973A (en) * | 2021-04-13 | 2021-06-22 | 西安蓝坤工程科技有限公司 | Tail flame treatment device and method for rocket engine high-altitude simulation test |
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CN113202563B (en) * | 2021-04-22 | 2022-08-16 | 沈阳航空航天大学 | Coaxial reverse rotation two-stage turbine device for weakening missile launching tail flame energy |
CN114486269A (en) * | 2022-04-15 | 2022-05-13 | 中国飞机强度研究所 | Engine driving temperature control system for aircraft testing laboratory and design method thereof |
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