CN111206994A - Air inlet and exhaust system of turbine engine - Google Patents
Air inlet and exhaust system of turbine engine Download PDFInfo
- Publication number
- CN111206994A CN111206994A CN202010169912.7A CN202010169912A CN111206994A CN 111206994 A CN111206994 A CN 111206994A CN 202010169912 A CN202010169912 A CN 202010169912A CN 111206994 A CN111206994 A CN 111206994A
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- Prior art keywords
- air inlet
- turbine engine
- exhaust system
- exhaust
- rain
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
- F02C7/05—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for obviating the penetration of damaging objects or particles
- F02C7/055—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for obviating the penetration of damaging objects or particles with intake grids, screens or guards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/30—Exhaust heads, chambers, or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses an air inlet and exhaust system of a turbine engine, which comprises an air inlet system and an exhaust system, wherein the air inlet system is connected with an air inlet of the turbine engine, the exhaust system is connected with an air outlet of the turbine engine, the air inlet system comprises an air inlet filter and an air inlet pipeline, the air inlet filter is connected with the air inlet pipeline, the air inlet filter adopts a V-shaped structure, and the exhaust tail end of the exhaust system is provided with a rain shielding cap. Has the advantages that: the air inlet area is large, the air inlet flow rate is relatively low, the service life of the air filter is long, and the rain-shielding cap is additionally arranged at the air outlet, so that the rainwater is prevented from being deposited in the exhaust silencer, and the rainwater is prevented from possibly flowing backwards and damaging a turbine engine; the opening of the rain-proof cap deviates from the air inlet, so that exhaust waste gas is prevented from being sucked by the air inlet, and the quality of the air which enters the rain-proof cap is ensured.
Description
Technical Field
The invention relates to the technical field of turbine fracturing, in particular to an air inlet and exhaust system of a turbine engine.
Background
The current global oil and gas field fracturing equipment power system mainly comprises: with the change of the current large oil and gas exploitation environment, the well field is smaller and smaller, the road leading to the well field is rugged, the consideration of economic factors needs to continuously compress the exploitation cost, which comprises equipment investment cost, equipment maintenance cost, fuel cost and the like, and the diesel engine is popular due to the defects of large volume, heavy weight, waste gas pollution, noise pollution, high fuel consumption cost, limitation of the access of the motor to a power grid and the like. Turbine engines rely on air provided by an air intake system to combust with fuel (wellsite natural gas) to release energy for work, and turbine engines place considerable demands on air intake and exhaust systems. The reasonable performance of the gas inlet and exhaust system of the turbine fracturing equipment influences the running condition of a turbine engine, and further influences the operation progress of the whole fracturing site. On the one hand, turbine engine's the demand that admits air is very big, is several times of ordinary diesel engine, and current turbine engine's the area that admits air is littleer, will satisfy turbine engine demand that admits air, and under the little prerequisite of the area that admits air, the admission speed must be great, because there are many solid suspended particles in the air, silicon dust etc. will reduce air inlet air cleaner's life-span. On the other hand, the turbine engine generates very loud noise during operation, so noise reduction treatment of the exhaust silencer is required, the exhaust silencer is limited by the height requirement of the vehicle-mounted equipment, and the exhaust outlet and the air inlet are generally designed to be level on the horizontal height, although the means meets the height requirement of the vehicle-mounted equipment, the exhaust gas exhausted from the exhaust outlet is easily sucked by the air inlet, so that the oxygen content of the intake air and the like are influenced, and the exhaust silencer on the exhaust outlet is in an open type, so that rainwater can be deposited in the exhaust silencer if it rains, and more seriously flow back into the turbine engine to damage the turbine engine.
Therefore, an intake and exhaust system of a turbine engine is needed to solve the intake and exhaust problems and provide excellent conditions for the normal operation of the turbine engine.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an air inlet and exhaust system of a turbine engine, which increases the air inlet area through the V-shaped structural design of an air inlet filter, meets the large air inlet requirement of the turbine engine, reduces the air inlet flow speed, avoids the damage of floating dust and particles in the air to the air filter, and prolongs the service life of the air filter. The rain-shielding cap is additionally arranged at the exhaust port, so that the height requirement of the vehicle-mounted equipment is met, and simultaneously, the deposition of rainwater in the exhaust silencer is avoided, and the possible backward flowing of the rainwater and the damage to the turbine engine are avoided; the opening of the rain-proof cap deviates from the air inlet, so that exhaust waste gas is prevented from being sucked by the air inlet, and the quality of the air which enters the rain-proof cap is ensured.
The aim of the invention is achieved by the following technical measures: the utility model provides a turbine engine's air intake and exhaust system, includes air intake system and exhaust system, air intake system is connected with turbine engine's air inlet, exhaust system is connected with turbine engine's gas vent, air intake system includes air intake filter and admission line, air intake filter and admission line are connected, air intake filter adopts "V" type structure, exhaust system's exhaust end is equipped with the rain cap that hides.
Further, the air inlet pipeline adopts a steel wire wound type corrugated pipe.
Further, exhaust system includes exhaust muffler, bellows and honeycomb duct, exhaust muffler, bellows and honeycomb duct connect gradually, the other end of honeycomb duct with turbine engine's gas vent be connected, the other end of exhaust muffler is articulated with the rain hat, the rain hat can be followed articulated rotatory opening and shutting, rotation angle is more than or equal to 0 and is < 90.
Further, the opening and closing angle of the rain hat is 85 °.
Further, the rain hat is rotatably opened and closed through an electric winch.
Further, the opening of the rain cap faces away from the turbine engine.
Further, the intake filter is provided at a side or a top of the turbine engine.
Further, the air inlet filters are arranged on the side face of the turbine engine in multiple groups, or the air inlet filters are arranged on the top of the turbine engine in multiple groups.
Compared with the prior art, the invention has the beneficial effects that: the utility model provides an intake and exhaust system of turbine engine, through "V" type structural design of air intake filter, increased the area of admitting air, when satisfying the big air inlet demand of turbine engine, reduced the inlet flow velocity, avoided floating dust, particulate matter in the air to the damage of air cleaner, prolonged air cleaner's life. The rain-shielding cap is additionally arranged at the exhaust port, so that the height requirement of the vehicle-mounted equipment is met, and simultaneously, the deposition of rainwater in the exhaust silencer is avoided, and the possible backward flowing of the rainwater and the damage to the turbine engine are avoided; the opening of the rain-proof cap deviates from the air inlet, so that exhaust waste gas is prevented from being sucked by the air inlet, and the quality of the air which enters the rain-proof cap is ensured. The air inlet pipeline adopts the steel wire wound type corrugated pipe, so that the situation of shrivelled air suction is prevented, and the smoothness of an air inlet channel is ensured. The rain-proof cap is freely controlled to be opened and closed through the electric winch, and simple, convenient and fast operation is provided for freely switching the working state and the non-working state of the exhaust system. The air inlet filter is installed in multiple groups, and good convenience is provided for installation and disassembly of the air inlet filter.
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of the intake and exhaust system.
FIG. 2 is a schematic view of the structure of the intake filter mounted on the side of the nacelle of the turbine engine.
The air conditioner comprises an exhaust silencer, a rain cap, an electric winch, a corrugated pipe, a flow guide pipe, a turbine engine, an air inlet filter, an air inlet pipeline and a cabin body, wherein the exhaust silencer is 1, the rain cap is 2, the electric winch is 3, the corrugated pipe is 4, the flow guide pipe is 5, the turbine engine is 6, the air inlet filter is 7, the air inlet pipeline.
Detailed Description
As shown in fig. 1 to 2, an air intake and exhaust system of a turbine engine includes an air intake system and an exhaust system, the air intake system is connected to an air intake of a turbine engine 6, the exhaust system is connected to an exhaust port of the turbine engine 6, the air intake system includes an air intake filter 7 and an air intake duct 8, the air intake filter 7 is connected to one end of the air intake duct 8, the other end of the air intake duct 8 is connected to an air intake of the turbine engine 6, the air intake filter 7 adopts a "V" type structure, the cross-sectional shape of the "V" type structure, i.e. the air intake filter 7, is a "V" type, the air intake area is increased, the air intake flow rate is reduced while the requirement of the turbine engine 6 for large air intake is met, the damage of floating dust and particulate matter in the air to the air filter is avoided, and the. The exhaust end of the exhaust system is provided with the rain-shading cap 2, so that the requirement on the height of the vehicle-mounted equipment is met, meanwhile, the rainwater is prevented from being deposited in the exhaust silencer 1, and the rainwater is prevented from possibly flowing backwards to damage the turbine engine 6.
The air inlet pipeline 8 adopts a steel wire wound type corrugated pipe 4. The situation of sucking shrivelled is prevented, and the smooth and helpless air inlet channel is ensured.
Exhaust system includes exhaust muffler 1, bellows 4 and honeycomb duct 5, exhaust muffler 1, bellows 4 and honeycomb duct 5 connect gradually, the other end of honeycomb duct 5 with be connected with turbine engine 6's gas vent, the other end of exhaust muffler 1 is articulated with rainhat 2, rainhat 2 can be followed articulated rotatory opening and shutting, and rotation angle is more than or equal to 0 < 90. The opening and closing angle of the rain hat 2 is 85 degrees. The opening and closing angle of less than 90 ° is to prevent the rain hat 2 from falling over to the side wall of the exhaust muffler 1, thereby causing the electric winch 3 to lose control of the rain hat 2.
The rain hat 2 is rotationally opened and closed through the electric winch 3. The rain hat 2 is freely controlled to be opened and closed through the electric capstan 3, and simple, convenient and fast operation is provided for freely switching the working state and the non-working state of the exhaust system.
The opening of the rainhat 2 faces away from the turbine engine 6. The exhaust waste gas is prevented from being sucked by the air inlet, and the air quality of the air inlet is ensured.
In the prior art, the turbine engine 6 is externally provided with a cabin 9, and the air inlet filter 7 is arranged on the side surface or the top of the cabin 9 of the turbine engine 6. The installation position of the air inlet filter 7 is flexible, and the maintenance is convenient.
The air inlet filters 7 are arranged on the side surface of the turbine engine 6 in multiple groups, or the air inlet filters 7 are arranged on the top of the turbine engine 6 in multiple groups. Air intake filter 7 divides the multiunit installation, for air intake filter 7's installation, dismantles and provides fine convenience. The air intake filter 7 may be provided in a plurality of groups, such as 2 groups or 3 groups, on the side of the nacelle 9 of the turbine engine 6, or may be provided in a plurality of groups, such as 2 groups or 3 groups, on the side of the nacelle 9 of the turbine engine 6. Or even number pairs of 2 groups or 4 groups can be uniformly distributed at the top of the cabin 9 of the turbine engine 6.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. An air inlet and exhaust system of a turbine engine, comprising an air inlet system and an exhaust system, wherein the air inlet system is connected with an air inlet of the turbine engine, and the exhaust system is connected with an air outlet of the turbine engine, and the air inlet and exhaust system is characterized in that: the air inlet system comprises an air inlet filter and an air inlet pipeline, the air inlet filter is connected with the air inlet pipeline, the air inlet filter is of a V-shaped structure, and the exhaust end of the exhaust system is provided with a rain shielding cap.
2. The intake and exhaust system of the turbine engine according to claim 1, wherein: the air inlet pipeline adopts a steel wire wound corrugated pipe.
3. The intake and exhaust system of the turbine engine according to claim 1, wherein: exhaust system includes exhaust muffler, bellows and honeycomb duct, exhaust muffler, bellows and honeycomb duct connect gradually, the other end of honeycomb duct with turbine engine's gas vent be connected, the other end and the rain-proof cap of exhaust muffler are articulated, rain-proof cap can be followed articulated rotatory opening and shutting, rotation angle is less than or equal to 0 and is less than 90.
4. The intake and exhaust system of the turbine engine according to claim 3, wherein: the opening and closing angle of the rain-proof cap is 85 degrees.
5. The intake and exhaust system of the turbine engine according to claim 3 or 4, wherein: the rain-proof cap is rotationally opened and closed through an electric winch.
6. The intake and exhaust system of the turbine engine according to claim 3 or 4, wherein: the opening of the rain cap faces away from the turbine engine.
7. The intake and exhaust system of the turbine engine according to claim 1, wherein: the intake filter is disposed at a side or a top of the turbine engine.
8. The gas intake and exhaust system of the turbine engine according to claim 7, wherein: the air inlet filters are arranged on the side face of the turbine engine in multiple groups, or the air inlet filters are arranged on the top of the turbine engine in multiple groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010169912.7A CN111206994A (en) | 2020-03-12 | 2020-03-12 | Air inlet and exhaust system of turbine engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010169912.7A CN111206994A (en) | 2020-03-12 | 2020-03-12 | Air inlet and exhaust system of turbine engine |
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| CN111206994A true CN111206994A (en) | 2020-05-29 |
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| CN202010169912.7A Pending CN111206994A (en) | 2020-03-12 | 2020-03-12 | Air inlet and exhaust system of turbine engine |
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| US11002189B2 (en) | 2019-09-13 | 2021-05-11 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
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