CN110455542A - A kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas - Google Patents
A kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas Download PDFInfo
- Publication number
- CN110455542A CN110455542A CN201910746438.7A CN201910746438A CN110455542A CN 110455542 A CN110455542 A CN 110455542A CN 201910746438 A CN201910746438 A CN 201910746438A CN 110455542 A CN110455542 A CN 110455542A
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- Prior art keywords
- water
- nozzle
- high pressure
- fuel gas
- ring
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
- B05B1/04—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in flat form, e.g. fan-like, sheet-like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nozzles For Spraying Of Liquid Fuel (AREA)
Abstract
The invention discloses a kind of operating condition type variable equipment water jetting coolers for high-temperature fuel gas, including inner cylinder, outer barrel, pipeline suction flange, tube outlet flange, changeable type nozzle arrangements, high pressure water water feed apparatus, pipeline suction flange and tube outlet flanged joint inner cylinder, outer barrel, form a ring cavity, ring cavity bottom and top are respectively arranged with the water jacket water inlet pipe and water jacket outlet pipe communicated therewith, changeable type nozzle arrangements are evenly arranged in outer cylinder wall, the nozzle mounting base of its bottom passes through the ring cavity and connect with inner cylinder outer wall, high pressure water water feed apparatus is evenly arranged in outer cylinder wall, high pressure water water feed apparatus connects one to one with changeable type nozzle arrangements, the present invention makes up the deficiency of conventional gas cooling device ability, it solves under different combustion gas operating conditions, cooling water spray is not easy to adjust The problem of.
Description
Technical field
The present invention relates to high-temperature gas cooling field more particularly to a kind of operating condition type variable water spray for high-temperature fuel gas are cold
But device.
Background technique
In aero-engine main chamber and after-burner test, a large amount of high-temperature fuel gas (after-burner can be generated
Outlet gas temperature is even as high as 2000 DEG C), in order to meet the temperature requirement of exhaust pipe and exhaust gas heat exchanging device, need to combustion
It burns room outlet gas and cools down processing, and equipment water jetting cooler is the most efficient to combustion gas cooling.But due to flying
Machine state of flight is different, and the flow and range of temperature of combustor exit combustion gas are very big, and gas flow may be that several hectograms are every
Second per second to tens kilograms, temperature but will be in 300 DEG C~2000 DEG C of range, therefore the demand of cooling water inflow is also different
's.Traditional fixed nozzle or spray orifice design, spout size is designed mainly for by test specimen maximum duty, in fuel gas temperature
In the state of lower or small flow, for the import hot fluid temperature requirement for guaranteeing gas exhaust piping heat-exchange device, it is only capable of passing through pressure
It controls to adjust to reduce the water of cooling water, still, this will be unable to guarantee that spray cooling water is in design conditions, nozzle spray always
It is poor to be shot through dynamics, cool down low-response, causes fuel gas temperature after water ring uneven, or even generate localized hyperthermia, leads to equipment
Scaling loss.And multi-stag water injector (three-level is even more), though can to a certain degree improve combustion gas condition range it is larger when it is cold
But situation, but apparatus structure design is complicated, and difficulty of processing is very big, needs accordingly to set equipped with multistage water pipe and auxiliary adjustment
It is standby, substantially increase construction cost and test operation difficulty.
Summary of the invention
The object of the invention: being directed to high-temperature fuel gas complex working condition, provides a kind of operating condition type variable water spray for high-temperature fuel gas
Cooling device.
Technical solution of the present invention:
A kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas, including inner cylinder, outer barrel, pipeline import method
Orchid, tube outlet flange, several changeable type nozzle arrangements, several high pressure water water feed apparatus, pipeline suction flange and pipeline go out
Mouth flanged joint inner cylinder, outer barrel, form a ring cavity, the ring cavity bottom and top are respectively arranged with and it
The water jacket water inlet pipe and water jacket outlet pipe of connection, changeable type nozzle arrangements are evenly arranged in outer cylinder wall, bottom
Nozzle mounting base passes through the ring cavity and connect with inner cylinder outer wall, and the high pressure water water feed apparatus is evenly arranged outside
Cylinder wall surface, the high pressure water water feed apparatus connect one to one with changeable type nozzle arrangements.
The changeable type nozzle arrangements include nozzle mounting base, high pressure nozzle, holddown spring, adjustment gasket, loudspeaker
Mouth connects mouth, ball link, clamp nut, and the nozzle mounting base is the hollow structure of both ends open, the high pressure spray
Mouth is arranged in nozzle mounting base bottom end, and the ball link is connect with nozzle mounting base top, and solid by clamp nut
Fixed, the horn mouth connects mouth and is arranged at the top of ball link, and the horn mouth connects mouth top and is provided with bulb, described
Bulb is fixed on horn mouth and connects mouth top by clamp nut, and the holddown spring is arranged inside nozzle mounting base, described
Gasket is adjusted to be arranged at holddown spring both ends.
The high pressure water water feed apparatus includes bracket, anchor ear, water supply ring assemblies, metal hose, described solid for bracket
It is scheduled on outer cylinder wall, water supply ring assemblies are fixed on cradle top, passed through at the top of the water supply ring assemblies by the anchor ear
Clamp nut is fixed with bulb, and the metal hose is connect with the bulb.
It is respectively arranged on the water jacket water inlet pipe and water jacket outlet pipe top exterior walls fast into water quick-release coupling and water outlet
Connector is unloaded, water inlet quick-release coupling and water outlet quick-release coupling are connected to outer loop water system inlet pipeline and outlet pipeline respectively.
Several deflectors are provided in the ring cavity, the water conservancy diversion board ends are respectively welded at outside inner cylinder
On wall, outer barrel inner wall.
The high pressure water water feed apparatus is connected to changeable type nozzle arrangements by metal hose one-to-one correspondence.
The opening of the nozzle mounting base bottom end is connected to blast tube, and the nozzle mounting base top is 60 ° of loudspeakers
The shape of mouth is provided with external screw thread on outer wall, is connect by clamp nut with ball link.
The high pressure nozzle is fan nozzle structure, and inner surface is that hemisphere face or semiellipse face, nozzle tip have one
It is a relative to the symmetrical V-groove in nozzle shaft face, high pressure nozzle inner surface cut by V-groove to be formed elliptical nozzles outlet, high pressure
Injection stream form is flat covering of the fan, and covering of the fan is vertical with blast tube axis, and flow angle is up to 100 °.
The water supply ring assemblies include being made of two half ring assemblies of spraying water for water ring, and two half ring assemblies of water spray are logical
It crosses connecting flange to be connected, the connecting flange is welded on half endless tube both ends of half ring assemblies of water spray, outside half endless tube
Ring wall face center position is welded with for water ring water inlet pipe, and the half endless tube external annulus face is circumferentially evenly distributed with several water supply
Ring connects mouth.
Beneficial effects of the present invention: a kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas is provided, biography is made up
The deficiency for combustion gas cooling device ability of uniting solves the problem of that cooling water spray is not easy to adjust under different combustion gas operating conditions, can both expire
The cooling requirement of combustion gas under the big state of foot, and adjusting requirement of the exhaust gas heat exchanging device to hot fluid temperature under small state may be implemented,
Reducing the waste of cooling water and the loss of fuel gas calorie, water spraying structure is not arranged in high-temperature fuel gas directly, long service life,
The effect for playing enhancing performance of control, saving test funds.
Detailed description of the invention
Fig. 1 is apparatus of the present invention general illustration；
Fig. 2 be the present invention along AA to schematic diagram；
Fig. 3 is mesohigh water feed apparatus of the present invention and changeable type nozzle connection schematic diagram；
Fig. 4 is high pressure nozzle inner surface structure schematic diagram of the present invention；
Fig. 5 is present invention water spray schematic diagram；
It is identified in figure: 1, pipeline suction flange, 2, bracket, 3, anchor ear, 4, metal hose, 5, high pressure water water feed apparatus, 6,
Changeable type nozzle arrangements, 7, inner cylinder, 8, outer barrel, 9, tube outlet flange, 10, water jacket outlet pipe, 11, ring cavity,
12, water jacket water inlet pipe, 13, water inlet quick-release coupling, 14, water outlet quick-release coupling, 15, connecting flange, 16, deflector, 17, semi-ring
Pipe, 18, for water ring water inlet pipe, 19, nozzle mounting base, 20, high pressure nozzle, 21, holddown spring, 22, adjustment gasket, 23, loudspeaker
Mouth connects mouth, 24, ball link, 25, clamp nut, 26, bulb, and 27, for water ring connect mouth.
Specific embodiment
The present invention is further introduced with reference to the accompanying drawing, a kind of operating condition for high-temperature fuel gas of the present invention
Type variable equipment water jetting cooler, including it is inner cylinder 7, outer barrel 8, pipeline suction flange 1, tube outlet flange 9, several replaceable
Formula nozzle arrangements 6, several high pressure water water feed apparatus 5, inner cylinder 7, outer barrel 8 are that a kind of circular pipe (can also be set as needed
Count rectangular, fan-shaped), pipeline suction flange 1 and 9 inner ring of tube outlet flange are a kind of groove structure, the large and small diameter end face of groove point
It is not welded with inner cylinder 7 and outer barrel 8, forms a ring cavity 11,11 bottom and top of ring cavity point
It is not provided with the water jacket water inlet pipe 12 and water jacket outlet pipe 10 communicated therewith, cooling water is entered cyclic annular by bottom water set water inlet pipe 12
In cavity 11, full entire ring cavity 11 is from bottom to top filled, then flows through the water jacket outlet pipe for being welded on 8 top of outer barrel
10, it is flowed out finally by water outlet quick-release coupling 14, changeable type nozzle arrangements 6 are evenly arranged on 8 wall surface of outer barrel, bottom
Nozzle mounting base 19 pass through the ring cavity 11 connect with 7 outer wall of inner cylinder, the high pressure water water feed apparatus 5 uniformly
It is arranged in 8 wall surface of outer barrel, the high pressure water water feed apparatus 5 connects one to one with changeable type nozzle arrangements 6.
Pipeline suction flange 1, tube outlet flange 9 are used to the equipment water jetting cooler being connected to high-temperature fuel gas pipeline.
Columned outer barrel 8 and inner cylinder 7 form ring cavity 11, respectively top layout water jacket outlet pipe 10,
Bottom arrangement water jacket water inlet pipe 12 is connect with ring cavity 11, and this structure forms cooling jacket, and recirculated water flows from the bottom up
It is dynamic, air in ring cavity 11 can be all discharged, water full of entire ring cavity 11 and takes away heat with forma fluens, right
The component of all and high-temperature fuel gas contact has played cooling protection.
The changeable type nozzle arrangements 6 include nozzle mounting base 19, high pressure nozzle 20, holddown spring 21, adjusting pad
Piece 22, horn mouth connect mouth 23, ball link 24, clamp nut 25, and the nozzle mounting base 19 is the hollow of both ends open
Structure, the setting of high pressure nozzle 20 is in 19 bottom end of nozzle mounting base, the ball link 24 and nozzle mounting base 19
Top connection, and it is fixed by clamp nut 25, and ball link 24 and horn mouth connect the cooperation of mouth 23 and seal, the horn mouth
The setting of mouth 23 is connect at 24 top of ball link, the horn mouth connects 23 top of mouth and is provided with bulb 26, and horn mouth connects mouth 26
It is connected to metal hose 4, for supplying water, bulb 26 is fixed on horn mouth and connects 23 top of mouth by the clamp nut 25, is formed
Horn mouth-bulb sealing, the pressure that this sealing means can withstand up to 23MPa are not revealed, and the holddown spring 21 is arranged
Inside nozzle mounting base 19, high pressure nozzle 20 is compacted to 19 bottom of nozzle mounting base, the adjusting pad by holddown spring 21
For the setting of piece 22 at 21 both ends of holddown spring, suitable thickness, high pressure nozzle can be selected according to actual installation situation by adjusting gasket 22
20 can be for the different combustion gas working condition pressures other nozzle of spout group different with cooling requirement outfit, and it is suitable to be selected according to actual condition
Nozzle sets.
The high pressure water water feed apparatus 5 includes bracket 2, anchor ear 3, water supply ring assemblies, metal hose 4, the bracket 2
It is fixed on 8 wall surface of outer barrel, water supply ring assemblies are fixed on 2 top of bracket, the water supply ring assemblies top by the anchor ear 3
It is fixed with bulb 26 by clamp nut 25, the metal hose 4 is connect with the bulb 26.
It is respectively arranged in 10 top exterior walls of water jacket water inlet pipe 12 and water jacket outlet pipe into 13 He of water quick-release coupling
Be discharged quick-release coupling 14, intake quick-release coupling 13 and water outlet quick-release coupling 14 respectively with outer loop water system inlet pipeline and go out
Water lines connection.
Several deflectors 16 are provided in the ring cavity 11,16 both ends of deflector are respectively welded at inner cylinder
On 7 outer wall of body, 8 inner wall of outer barrel, water operation and directional stream-guidance, the shape and size of deflector 16 are carried out to jacket water
It should be designed according to actual needs.
The high pressure water water feed apparatus 5 is connected to changeable type nozzle arrangements 6 by the one-to-one correspondence of metal hose 4.
The opening of 19 bottom end of nozzle mounting base is connected to blast tube, is sprayed by the opening into high-temperature fuel gas
Water, 19 top of nozzle mounting base are 60 ° of bell-mouthed shapes, for high pressure nozzle 20 for high pressure water, on outer wall
It is provided with external screw thread, is connect by clamp nut 25 with ball link 24.
The high pressure nozzle 20 is fan nozzle structure, and inner surface is hemisphere face or semiellipse face, high pressure nozzle 20
Top has one relative to the symmetrical V-groove in nozzle shaft face, and 20 surface of high pressure nozzle is cut by V-groove to be formed elliptical nozzles and go out
Mouthful, high pressure nozzle shape of plasma jet is flat covering of the fan, and covering of the fan is vertical with blast tube axis, and flow angle is up to 100 °.
Jet stream covering of the fan arrangement is vertical with blast tube axis, and high pressure nozzle 20, which is circumferentially evenly arranged 12 or more, can guarantee that water spray is equal
It is even, there is good water-spraying control effect.The critical size of high pressure nozzle 20 has hemisphere face diameter, V-groove angular aperture, size etc.,
Changing these parameters can be obtained a series of high pressure nozzle 20 of different amount of water sprayed, and the water-spraying control that can cover large, medium and small operating condition needs
It asks.The characteristics of structure 20 mouth of high pressure spray are as follows: structure is simple, processing technology requirement is low；Water flow jet angle is up to 100 °, jet stream
Penetration power is strong, and water spray overlay area is big；Nozzle external can be replaced, and not need to tear fuel gas pipeline flange open；It is convenient for safeguarding, due to only opening
Single hole, bore dia is larger, is not easy to block up, the benefits such as scaliness reason.
The water supply ring assemblies include being made of two half ring assemblies of spraying water for water ring, and two half ring assemblies of water spray are logical
It crosses connecting flange 15 to be connected, be easy for installation and removal, the connecting flange 15 is welded on half endless tube of half ring assemblies of water spray
17 both ends, half endless tube, the 17 outer ring wall surface center position are welded with for water ring water inlet pipe 18, outside half endless tube 17
Ring wall face, which is circumferentially evenly distributed with, several connects mouth 27, preferably 24 for water ring.
The metal hose 4, nozzle mounting base 19, high pressure nozzle 20,21 quantity of holddown spring are 24.
The present invention makes up the deficiency of conventional gas cooling device ability, solves under different combustion gas operating conditions, and cooling water spray is not
The problem of easily adjusting, not only can satisfy the cooling requirement of combustion gas under big state, but also exhaust gas heat exchanging device under small state may be implemented
Adjusting requirement to hot fluid temperature, reduces the waste of cooling water and the loss of fuel gas calorie, water spraying structure is not arranged in directly
In high-temperature fuel gas, long service life, the effect for playing enhancing performance of control, saving test funds.
Claims (9)
1. a kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas, it is characterised in that: including inner cylinder (7), outer cylinder
Body (8), pipeline suction flange (1), tube outlet flange (9), changeable type nozzle arrangements (6), high pressure water water feed apparatus (5),
Pipeline suction flange (1) and tube outlet flange (9) connect inner cylinder (7), outer barrel (8), are formed a ring cavity (11), ring
Shape cavity (11) bottom and top are respectively arranged with the water jacket water inlet pipe (12) and water jacket outlet pipe (10) communicated therewith, replaceable
Formula nozzle arrangements (6) are evenly arranged on outer barrel (8) wall surface, and it is empty that the nozzle mounting base (19) of bottom passes through the ring-type
Chamber (11) is connect with inner cylinder (7) outer wall, and high pressure water water feed apparatus (5) is evenly arranged in outer barrel (8) wall surface, high pressure water water inlet
Device (5) connects one to one with changeable type nozzle arrangements (6).
2. a kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas according to claim 1, it is characterised in that:
The changeable type nozzle arrangements (6) include nozzle mounting base (19), high pressure nozzle (20), holddown spring (21), adjusting pad
Piece (22), horn mouth connect mouth (23), ball link (24), clamp nut (25), and the nozzle mounting base (19) is both ends
The hollow structure of opening, the high pressure nozzle (20) are arranged in nozzle mounting base (19) bottom end, the ball link
(24) it is connect with nozzle mounting base (19) top, and fixed by clamp nut (25), the horn mouth connects mouth (23) setting
At the top of ball link (24), the horn mouth connects mouth (23) top and is provided with bulb (26), the clamp nut
(25) bulb (26) is fixed on horn mouth and connects mouth (23) top, the holddown spring (21) is arranged in nozzle mounting base (19)
Inside, the adjustment gasket (22) are arranged at holddown spring (21) both ends.
3. a kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas according to claim 1, it is characterised in that:
The high pressure water water feed apparatus (5) includes bracket (2), anchor ear (3), water supply ring assemblies, metal hose (4), the bracket
(2) it is fixed on outer barrel (8) wall surface, water supply ring assemblies are fixed at the top of bracket (2) by the anchor ear (3), the water supply
It is fixed with bulb (26) at the top of ring assemblies by clamp nut (25), the metal hose (4) is connect with the bulb (26).
4. a kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas according to claim 1, it is characterised in that:
It is respectively arranged on the water jacket water inlet pipe (12) and water jacket outlet pipe (10) top exterior walls into water quick-release coupling (13) and is gone out
Water quick-release coupling (14), water inlet quick-release coupling (13) and be discharged quick-release coupling (14) respectively with outer loop water system inlet pipeline
And outlet pipeline connection.
5. a kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas according to claim 1, it is characterised in that:
It is provided with several deflectors (16) in the ring cavity (11), the deflector (16) both ends are respectively welded at inner cylinder
(7) outer wall, on outer barrel (8) inner wall.
6. a kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas according to claim 1, it is characterised in that:
The high pressure water water feed apparatus (5) is corresponded by metal hose (4) with changeable type nozzle arrangements (6) and is connected to.
7. a kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas according to claim 2, it is characterised in that:
The opening of described nozzle mounting base (19) bottom end is connected to blast tube, and nozzle mounting base (19) top is 60 ° of loudspeakers
The shape of mouth is provided with external screw thread on outer wall, is connect by clamp nut (25) with ball link (24).
8. a kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas according to claim 2, it is characterised in that:
The high pressure nozzle (20) is fan nozzle structure, and inner surface is hemisphere face or semiellipse face, high pressure nozzle (20) top
There is one relative to the symmetrical V-groove in nozzle shaft face, high pressure nozzle (20) inner surface is cut by V-groove to be formed elliptical nozzles and go out
Mouthful, elliptical nozzles outlet jet form is flat covering of the fan, and the covering of the fan is vertical with blast tube axis, flow angle
It is up to 100 °.
9. a kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas according to claim 3, it is characterised in that:
The water supply ring assemblies include being made of two half ring assemblies of spraying water for water ring, and two half ring assemblies of water spray pass through connection method
Blue (15) are connected, and the connecting flange (15) is welded on half endless tube (17) both ends of half ring assemblies of water spray, the semi-ring
Pipe (17) outer ring wall surface center position is welded with for water ring water inlet pipe (18), and described half endless tube (17) the outer ring wall surface is circumferentially equal
Even be distributed with several connects mouth (27) for water ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910746438.7A CN110455542A (en) | 2019-08-13 | 2019-08-13 | A kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910746438.7A CN110455542A (en) | 2019-08-13 | 2019-08-13 | A kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas |
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| Publication Number | Publication Date |
|---|---|
| CN110455542A true CN110455542A (en) | 2019-11-15 |
Family
ID=68486289
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910746438.7A Pending CN110455542A (en) | 2019-08-13 | 2019-08-13 | A kind of operating condition type variable equipment water jetting cooler for high-temperature fuel gas |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927564A (en) * | 2020-07-31 | 2020-11-13 | 中国航发贵阳发动机设计研究所 | Turbine guide vane adopting efficient cooling structure |
| CN111947830A (en) * | 2020-07-31 | 2020-11-17 | 中国航发贵阳发动机设计研究所 | High-temperature dynamic pressure probe structure of main combustion chamber of aircraft engine |
| CN115931367A (en) * | 2023-03-02 | 2023-04-07 | 中国航发四川燃气涡轮研究院 | Gas cleaning, cooling and explosion-proof device for high-altitude simulation test |
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| JPS63293437A (en) * | 1987-05-27 | 1988-11-30 | Ishikawajima Harima Heavy Ind Co Ltd | Flame cooling device for rocket engine |
| CN1710334A (en) * | 2005-07-11 | 2005-12-21 | 北京理工大学 | High temperature gas rapid cooling device and cooling method |
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| CN109489339A (en) * | 2018-09-05 | 2019-03-19 | 方胜 | A kind of water jet radiator |
| CN109752188A (en) * | 2019-01-16 | 2019-05-14 | 中国航发沈阳发动机研究所 | A kind of outlet cooling section for main-chamber ignition performance test |
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| JPS63293437A (en) * | 1987-05-27 | 1988-11-30 | Ishikawajima Harima Heavy Ind Co Ltd | Flame cooling device for rocket engine |
| CN1710334A (en) * | 2005-07-11 | 2005-12-21 | 北京理工大学 | High temperature gas rapid cooling device and cooling method |
| CN201132142Y (en) * | 2007-11-13 | 2008-10-15 | 宁波方力集团有限公司 | spray nozzle |
| US9988718B2 (en) * | 2015-06-19 | 2018-06-05 | Rolls-Royce Corporation | Directed energy deposition with cooling mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927564A (en) * | 2020-07-31 | 2020-11-13 | 中国航发贵阳发动机设计研究所 | Turbine guide vane adopting efficient cooling structure |
| CN111947830A (en) * | 2020-07-31 | 2020-11-17 | 中国航发贵阳发动机设计研究所 | High-temperature dynamic pressure probe structure of main combustion chamber of aircraft engine |
| CN115931367A (en) * | 2023-03-02 | 2023-04-07 | 中国航发四川燃气涡轮研究院 | Gas cleaning, cooling and explosion-proof device for high-altitude simulation test |
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Application publication date: 20191115 |
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| RJ01 | Rejection of invention patent application after publication |