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US20220389867A1 - Soundproof Cabin of Turbine Engine - Google Patents

Soundproof Cabin of Turbine Engine Download PDF

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Publication number
US20220389867A1
US20220389867A1 US17/889,101 US202217889101A US2022389867A1 US 20220389867 A1 US20220389867 A1 US 20220389867A1 US 202217889101 A US202217889101 A US 202217889101A US 2022389867 A1 US2022389867 A1 US 2022389867A1
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US
United States
Prior art keywords
turbine engine
cabin
soundproof
intake
noise reduction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US17/889,101
Inventor
Xincheng Li
Rikui Zhang
Sheng Chang
Xiaolei Ji
Chunqiang Lan
Yipeng Wu
Xiance Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yantai Jereh Petroleum Equipment and Technologies Co Ltd
Original Assignee
Yantai Jereh Petroleum Equipment and Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yantai Jereh Petroleum Equipment and Technologies Co Ltd filed Critical Yantai Jereh Petroleum Equipment and Technologies Co Ltd
Priority to US17/889,101 priority Critical patent/US20220389867A1/en
Assigned to YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD. reassignment YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHANG, SHENG, JI, Xiaolei, Lan, Chunqiang, LI, Xiance, LI, Xincheng, WU, Yipeng, Zhang, Rikui
Publication of US20220389867A1 publication Critical patent/US20220389867A1/en
Abandoned legal-status Critical Current

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Classifications

    • 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
    • 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
    • F02C7/045—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for noise suppression
    • 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
    • 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
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • 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
    • F02C7/24—Heat or noise insulation
    • 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
    • F02C7/052—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for obviating the penetration of damaging objects or particles with dust-separation devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/14—Casings or housings protecting or supporting assemblies within
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/60—Fluid transfer
    • F05D2260/607—Preventing clogging or obstruction of flow paths by dirt, dust, or foreign particles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/60—Fluid transfer
    • F05D2260/608—Aeration, ventilation, dehumidification or moisture removal of closed spaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise

Definitions

  • the present invention relates to the technical field of noise reduction, and specifically to a soundproof cabin of a turbine engine.
  • noise disturbance from fracturing equipment has been bothering oilfield service companies for a long time.
  • the noise causes the equipment to be unable to operate at night, thus delaying the fracturing process.
  • turbine engine has many advantages compared with traditional diesel engines, for example, it has a high single power density, it can use 100% natural gas as the fuel to reduce the construction cost, etc.
  • turbine engines are much noisier than diesel engines, and this problem has not been effectively addressed.
  • an objective of the present invention is to provide a soundproof cabin of a turbine engine, an induction noise reduction unit is disposed at an air inlet of the turbine engine to reduce the induction noise of the turbine engine; a ventilation noise reduction unit is disposed on the transmission direction of the turbine engine to reduce the ventilation and cooling noise of the turbine engine; the surrounding of the turbine engine is filled with soundproof materials to achieve the overall noise reduction around the turbine engine.
  • a soundproof cabin of a turbine engine is disclosed.
  • the soundproof cabin is sleeved on the turbine engine.
  • the soundproof cabin includes a cabin body, an induction noise reduction unit and a ventilation noise reduction unit.
  • the induction noise reduction unit and the ventilation noise reduction unit are disposed on the cabin body.
  • the surrounding of the cabin body frame is filled with soundproof materials.
  • the induction noise reduction unit is used to reduce the induction noise of the turbine engine.
  • the ventilation noise reduction unit is used to reduce the noise of the ventilation system of the turbine engine.
  • the induction noise reduction unit includes an intake filter, an intake silencer, an intake chamber and an intake piping.
  • the intake chamber is disposed on the top of the cabin body.
  • the intake filter is arranged on the outer side face of the intake chamber.
  • the intake silencer is arranged on the inner side face of the intake chamber, with the position of the intake filter corresponding to that of the intake silencer.
  • the intake chamber is connected to an air inlet of the turbine engine through the intake piping.
  • the ventilation noise reduction unit includes an inlet air silencer, an inlet air fan and an outlet air silencer.
  • the inlet air silencer is connected to the inlet air fan.
  • the inlet air silencer, the inlet air fan and the outlet air silencer are disposed on the cabin body, and the inlet air silencer and the outlet air silencer are arranged on opposite sides of the cabin body.
  • the turbine engine is provided with a soundproof door in non-transmission direction.
  • the soundproof door is filled with soundproof materials.
  • an induction noise reduction unit is disposed at an air inlet of the turbine engine to reduce the induction noise of the turbine engine;
  • a ventilation noise reduction unit is disposed on the transmission direction of the turbine engine to reduce the ventilation and cooling noise of the turbine engine;
  • the surrounding of the turbine engine is filled with soundproof materials to achieve the overall noise reduction around the turbine engine;
  • a soundproof door filled with soundproof materials is arranged for noise insulation of the turbine engine in non-transmission direction, offering improved convenience for repair and daily maintenance.
  • FIG. 1 is a schematic structural diagram of an example soundproof cabin of a turbine engine.
  • FIG. 2 is a schematic diagram of an example external structure of a soundproof cabin of a turbine engine.
  • 1 outlet air silencer, 2 . intake chamber. 3 . soundproof door, 4 . inlet aft silencer, 5 . intake silencer, 6 . intake filter, 7 . turbine engine, 8 . intake piping, 9 . inlet air fan, 10 . exhaust duct.
  • the turbine fracturing system above may include a soundproof cabin for the turbine engine.
  • the soundproof cabin may be sleeved on the turbine engine 7 .
  • the soundproof cabin may include a cabin body, an induction noise reduction unit and a ventilation noise reduction unit.
  • the induction noise reduction unit and the ventilation noise reduction unit may be disposed on the cabin body.
  • the surrounding of the cabin body frame may be filled with soundproof materials.
  • the induction noise reduction unit may be used to reduce the induction noise of the turbine engine 7 .
  • the ventilation noise reduction unit may be used to reduce the noise of the ventilation system of the turbine engine 7 .
  • the soundproof materials may include but are not limited to glass fiber cotton, rock wool, polyurethane, aluminum honeycomb panels, peak type cotton, etc.
  • the induction noise reduction unit may include an intake filter 6 , an intake silencer 5 , an intake chamber 2 and an intake piping.
  • the intake chamber 2 may be disposed on the top of the cabin body.
  • the intake filter 6 may be arranged on the outer side face of the intake chamber 2
  • the intake silencer 5 may be arranged on the inner side face of the intake chamber 2 , with the position of the intake filter 6 corresponding to that of the intake silencer 5 .
  • the bottom of the intake chamber 2 may be provided with an air outlet, through which the intake chamber 2 is connected to one end of the intake piping.
  • the other end of the intake piping may be connected to an air inlet of the turbine engine 7 .
  • Both the top and bottom surfaces of the intake chamber 2 may be filled with soundproof materials. As shown in FIG.
  • the induction noise reduction unit or the intake chamber may be configured in the power transmission of the turbine power transmission direction (or axial direction) to cover the entire length of the turbine engine and also cover the end frames (in the power transmission direction) of the cabin body, when viewed from the top.
  • the induction noise reduction unit or the intake chamber may be configured in a direction perpendicular power transmission of the turbine power transmission direction (or axial direction) in the horizontal plane to cover the entire width of the turbine engine and also at least cover or extend over the end frames (in the direction perpendicular to the power transmission direction) of the cabin body, when viewed from the top.
  • the induction noise reduction unit or the intake chamber at least covers a peripheral boundary of the cabin body.
  • the exhaust end refers to the end at which the exhaust duct 10 of the turbine engine 7 is disposed.
  • the side face of the intake chamber 2 at the side of the exhaust end can also be filled with soundproof materials.
  • the ventilation noise reduction unit may include an inlet air silencer 4 , an inlet air fan and an outlet air silencer 1 , wherein the inlet air silencer 4 is connected to the inlet air fan.
  • the inlet air silencer 4 , the inlet air fan and the outlet air silencer 1 may be disposed on the cabin body.
  • the inlet air silencer 4 and the outlet air silencer 1 may be arranged on opposite sides of the cabin body.
  • Ventilation noise reduction units There may be one or more sets of ventilation noise reduction units. For example, either side of the transmission direction of the turbine engine 7 can be provided with a set of ventilation noise reduction units. Likewise, there may be one, two or more outlet air silencers 1 in each set of ventilation noise reduction unit, thus better effectuating ventilation and noise reduction.
  • the turbine engine 7 may be further provided with a soundproof door 3 in non-transmission direction, which may be filled with soundproof materials.
  • a soundproof door 3 in non-transmission direction, which may be filled with soundproof materials.
  • the multiple soundproof doors filled with soundproof materials may be used for noise insulation of the turbine engine 7 in non-transmission direction, and also offer convenience for repair and daily maintenance.
  • the air used for combustion in the turbine engine 7 is fed through the intake filter 6 , enters the intake chamber 2 through the intake silencer 5 , and then enters the air inlet of the turbine engine 7 through the intake piping.
  • the air used for ventilation and cooling in the turbine engine 7 may be fed, under the action of the inlet air fan, into the soundproof cabin of the engine through the inlet air silencer 4 , and then discharged to the outside of the soundproof cabin of the engine through the outlet air silencer 1 .

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Exhaust Silencers (AREA)
  • Duct Arrangements (AREA)

Abstract

The present invention discloses a soundproof cabin of a turbine engine. The soundproof cabin is sleeved on the turbine engine. The soundproof cabin includes a cabin body, an induction noise reduction unit and a ventilation noise reduction unit, wherein the induction noise reduction unit and the ventilation noise reduction unit are disposed on the cabin body, the surrounding of which is filled with soundproof materials, the induction noise reduction unit is used to reduce the induction noise of the turbine engine, the ventilation noise reduction unit is used to reduce the noise of the ventilation system of the turbine engine. Beneficial effects: an induction noise reduction unit is disposed at an air inlet of the turbine engine to reduce the induction noise of the turbine engine; a ventilation noise reduction unit is disposed on the transmission direction of the turbine engine to reduce the ventilation and cooling noise of the turbine engine; the surrounding of the turbine engine is filled with soundproof materials to achieve the overall noise reduction around the turbine engine.

Description

    CROSS REFERENCE
  • This application is continuation application of and claims the benefit of priority to U.S. patent application Ser. No. 16/832,214, filed on Mar. 27, 2020 and entitled “Soundproof Cabin of Turbine Engine,” which is based on Chinese Patent Application No. 201910843129.1, filed on Sep. 6, 2019. These prior patent applications are herein incorporated by reference in their entireties.
    • TECHNICAL FIELD
  • The present invention relates to the technical field of noise reduction, and specifically to a soundproof cabin of a turbine engine.
    • BACKGROUND
  • In fracturing operation site of oil and gas fields all over the world, noise disturbance from fracturing equipment has been bothering oilfield service companies for a long time. Especially in some well sites close to residential areas, the noise causes the equipment to be unable to operate at night, thus delaying the fracturing process.
  • With the development of fracturing equipment technology, fracturing equipment with turbine engine as the power source appears. Although the turbine engine has many advantages compared with traditional diesel engines, for example, it has a high single power density, it can use 100% natural gas as the fuel to reduce the construction cost, etc. However, turbine engines are much noisier than diesel engines, and this problem has not been effectively addressed.
  • Therefore, there is an urgent need for a soundproof cabin of a turbine engine to solve the problem of turbine engine noise.
    • SUMMARY
  • To overcome the deficiencies in the prior art, an objective of the present invention is to provide a soundproof cabin of a turbine engine, an induction noise reduction unit is disposed at an air inlet of the turbine engine to reduce the induction noise of the turbine engine; a ventilation noise reduction unit is disposed on the transmission direction of the turbine engine to reduce the ventilation and cooling noise of the turbine engine; the surrounding of the turbine engine is filled with soundproof materials to achieve the overall noise reduction around the turbine engine.
  • The objective of the present invention is achieved by the following technical measures. For example, a soundproof cabin of a turbine engine is disclosed. The soundproof cabin is sleeved on the turbine engine. The soundproof cabin includes a cabin body, an induction noise reduction unit and a ventilation noise reduction unit. The induction noise reduction unit and the ventilation noise reduction unit are disposed on the cabin body. The surrounding of the cabin body frame is filled with soundproof materials. The induction noise reduction unit is used to reduce the induction noise of the turbine engine. The ventilation noise reduction unit is used to reduce the noise of the ventilation system of the turbine engine.
  • Further, the induction noise reduction unit includes an intake filter, an intake silencer, an intake chamber and an intake piping. The intake chamber is disposed on the top of the cabin body. The intake filter is arranged on the outer side face of the intake chamber. The intake silencer is arranged on the inner side face of the intake chamber, with the position of the intake filter corresponding to that of the intake silencer. The intake chamber is connected to an air inlet of the turbine engine through the intake piping.
  • Further, there may be no intake filters and intake silencers arranged at the exhaust end of the turbine engine.
  • Further, the ventilation noise reduction unit includes an inlet air silencer, an inlet air fan and an outlet air silencer. The inlet air silencer is connected to the inlet air fan. The inlet air silencer, the inlet air fan and the outlet air silencer are disposed on the cabin body, and the inlet air silencer and the outlet air silencer are arranged on opposite sides of the cabin body.
  • Further, there may be one or more sets of ventilation noise reduction unit.
  • Further, the turbine engine is provided with a soundproof door in non-transmission direction. The soundproof door is filled with soundproof materials.
  • This aspects of the systems disclosed herein has the following beneficial feature and/or effects: an induction noise reduction unit is disposed at an air inlet of the turbine engine to reduce the induction noise of the turbine engine; a ventilation noise reduction unit is disposed on the transmission direction of the turbine engine to reduce the ventilation and cooling noise of the turbine engine; the surrounding of the turbine engine is filled with soundproof materials to achieve the overall noise reduction around the turbine engine; and a soundproof door filled with soundproof materials is arranged for noise insulation of the turbine engine in non-transmission direction, offering improved convenience for repair and daily maintenance.
  • The present invention will be described in detail below with reference to the accompanying drawings and specific implementations.
    • BRIEF DESCRIPTION OF THE DRAWINGS
  • FIG. 1 is a schematic structural diagram of an example soundproof cabin of a turbine engine.
  • FIG. 2 is a schematic diagram of an example external structure of a soundproof cabin of a turbine engine.
    •
  • Wherein, 1. outlet air silencer, 2. intake chamber. 3. soundproof door, 4. inlet aft silencer, 5. intake silencer, 6. intake filter, 7. turbine engine, 8. intake piping, 9. inlet air fan, 10. exhaust duct.
    • DETAILED DESCRIPTION OF THE DISCLOSURE
  • As shown in FIGS. 1 to 2 , the turbine fracturing system above (including one or more of the various driving, transmission, speed reduction and other components) may include a soundproof cabin for the turbine engine. The soundproof cabin may be sleeved on the turbine engine 7. The soundproof cabin may include a cabin body, an induction noise reduction unit and a ventilation noise reduction unit. The induction noise reduction unit and the ventilation noise reduction unit may be disposed on the cabin body. The surrounding of the cabin body frame may be filled with soundproof materials. The induction noise reduction unit may be used to reduce the induction noise of the turbine engine 7. The ventilation noise reduction unit may be used to reduce the noise of the ventilation system of the turbine engine 7. The soundproof materials may include but are not limited to glass fiber cotton, rock wool, polyurethane, aluminum honeycomb panels, peak type cotton, etc.
  • The induction noise reduction unit may include an intake filter 6, an intake silencer 5, an intake chamber 2 and an intake piping. The intake chamber 2 may be disposed on the top of the cabin body. The intake filter 6 may be arranged on the outer side face of the intake chamber 2, and the intake silencer 5 may be arranged on the inner side face of the intake chamber 2, with the position of the intake filter 6 corresponding to that of the intake silencer 5. The bottom of the intake chamber 2 may be provided with an air outlet, through which the intake chamber 2 is connected to one end of the intake piping. The other end of the intake piping may be connected to an air inlet of the turbine engine 7. Both the top and bottom surfaces of the intake chamber 2 may be filled with soundproof materials. As shown in FIG. 1 , the induction noise reduction unit or the intake chamber may be configured in the power transmission of the turbine power transmission direction (or axial direction) to cover the entire length of the turbine engine and also cover the end frames (in the power transmission direction) of the cabin body, when viewed from the top. Likewise, as shown in FIG. 1 , the induction noise reduction unit or the intake chamber may be configured in a direction perpendicular power transmission of the turbine power transmission direction (or axial direction) in the horizontal plane to cover the entire width of the turbine engine and also at least cover or extend over the end frames (in the direction perpendicular to the power transmission direction) of the cabin body, when viewed from the top. In other words, in a top view, the induction noise reduction unit or the intake chamber at least covers a peripheral boundary of the cabin body.
  • There may be no intake filters 6 and intake silencers 5 arranged at the exhaust end of the turbine engine 7. The exhaust end refers to the end at which the exhaust duct 10 of the turbine engine 7 is disposed. The side face of the intake chamber 2 at the side of the exhaust end can also be filled with soundproof materials.
  • The ventilation noise reduction unit may include an inlet air silencer 4, an inlet air fan and an outlet air silencer 1, wherein the inlet air silencer 4 is connected to the inlet air fan. The inlet air silencer 4, the inlet air fan and the outlet air silencer 1 may be disposed on the cabin body. The inlet air silencer 4 and the outlet air silencer 1 may be arranged on opposite sides of the cabin body.
  • There may be one or more sets of ventilation noise reduction units. For example, either side of the transmission direction of the turbine engine 7 can be provided with a set of ventilation noise reduction units. Likewise, there may be one, two or more outlet air silencers 1 in each set of ventilation noise reduction unit, thus better effectuating ventilation and noise reduction.
  • The turbine engine 7 may be further provided with a soundproof door 3 in non-transmission direction, which may be filled with soundproof materials. There may be multiple soundproof doors 3. The multiple soundproof doors filled with soundproof materials may be used for noise insulation of the turbine engine 7 in non-transmission direction, and also offer convenience for repair and daily maintenance.
  • Operating Principle:
  • The air used for combustion in the turbine engine 7 is fed through the intake filter 6, enters the intake chamber 2 through the intake silencer 5, and then enters the air inlet of the turbine engine 7 through the intake piping.
  • The air used for ventilation and cooling in the turbine engine 7 may be fed, under the action of the inlet air fan, into the soundproof cabin of the engine through the inlet air silencer 4, and then discharged to the outside of the soundproof cabin of the engine through the outlet air silencer 1.
  • It will be appreciated to persons skilled in the art that the present invention is not limited to the foregoing embodiments, which together with the context described in the specification are only used to illustrate the principle of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. All these changes and improvements shall fall within the protection scope of the present invention. The protection scope of the present invention is defined by the appended claims and equivalents thereof.

Claims (12)

We claim:
1. A soundproof cabin of a turbine engine, wherein:
the soundproof cabin is sleeved on the turbine engine;
the soundproof cabin comprises a cabin body and an intake noise reduction unit;
the intake noise reduction unit is disposed on the cabin body;
the intake noise reduction unit is configured to reduce induction noise of the turbine engine;
the intake noise reduction unit is arranged on top of the cabin body and comprises an intake chamber;
combustion air for the turbine engine is configured to enter the intake chamber from at least two side surfaces of the intake chamber in a direction perpendicular to axial transmission of the turbine engine;
in a top view, the intake chamber at least covers an upper opening of the cabin body in at least one of a width direction and a length direction.
2. The soundproof cabin of the turbine engine according to claim 1, wherein there are no intake filters and intake silencers arranged at the exhaust end of the turbine engine.
3. The soundproof cabin of the turbine engine according to claim 2, wherein the sound proof cabin is provided with a soundproof material at the exhaust end of the turbine engine.
4. The soundproof cabin of the turbine engine according to claim 1, wherein the cabin body is provided with a soundproof door in a non-transmission direction, the soundproof door is filled with the soundproof materials.
5. The soundproof cabin of the turbine engine according to claim 1, wherein:
the intake noise reduction unit comprises an intake piping;
the intake chamber is arranged on the top of the cabin body;
each of two opposite side surfaces of the intake chamber is provided with an intake filter and an intake silencer successively from outside to inside;
both top and bottom surfaces of the intake chamber are filled with soundproof materials; and
the intake chamber is connected to an air inlet of the turbine engine through the intake piping arranged at a bottom of the intake chamber.
6. The soundproof cabin of the turbine engine according to claim 5, wherein the combustion air for the turbine engine is configured to enter the intake chamber through each of the two opposite side surfaces of the intake chamber in a direction perpendicular to the axial transmission of the turbine engine.
7. The soundproof cabin of the turbine engine according to claim 5, wherein the cabin body comprises a rectangular cabin comprising a baseplate and an upright rectangular frame, the baseplate is at a bottom of the rectangular frame, and the intake noise reduction unit is configured to cover an opening at a top of the rectangular frame.
8. The soundproof cabin of the turbine engine according to claim 7, wherein the rectangular frame comprises four side plates, that are a first plate, a second plate, a third plate and a fourth plate respectively; the first plate and the third plate are arranged in parallel, and the second plate and the fourth plate are arranged in parallel.
9. The soundproof cabin of the turbine engine according to claim 1, wherein the soundproof cabin further comprises a ventilation noise reduction unit, the ventilation noise reduction unit is used to reduce the noise of a ventilation system of the turbine engine.
10. The soundproof cabin of the turbine engine according to claim 9, wherein:
the ventilation noise reduction unit comprises an inlet air silencer, an inlet air fan and an outlet air silencer;
the inlet air silencer is connected to the inlet air fan;
the inlet air silencer, the inlet air fan and the outlet air silencer are disposed on the cabin body; and
the inlet air silencer and the outlet air silencer are arranged on opposite sides of the cabin body.
11. The soundproof cabin of the turbine engine according to claim 9, further comprising one or more sets of the ventilation noise reduction unit.
12. The soundproof cabin of the turbine engine according to claim 1, wherein in the top view, an area of the intake chamber is substantially the same as an area of the cabin body.
US17/889,101 2019-09-06 2022-08-16 Soundproof Cabin of Turbine Engine Abandoned US20220389867A1 (en)

Priority Applications (1)

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