RU2009143010A - SWEEPER - Google Patents

SWEEPER Download PDF

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Publication number
RU2009143010A
RU2009143010A RU2009143010/06A RU2009143010A RU2009143010A RU 2009143010 A RU2009143010 A RU 2009143010A RU 2009143010/06 A RU2009143010/06 A RU 2009143010/06A RU 2009143010 A RU2009143010 A RU 2009143010A RU 2009143010 A RU2009143010 A RU 2009143010A
Authority
RU
Russia
Prior art keywords
swirler
blade
height
plate
central axis
Prior art date
Application number
RU2009143010/06A
Other languages
Russian (ru)
Other versions
RU2467253C2 (en
Inventor
Найджел УИЛБРЭХЭМ (GB)
Найджел УИЛБРЭХЭМ
Original Assignee
Сименс Акциенгезелльшафт (DE)
Сименс Акциенгезелльшафт
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 Сименс Акциенгезелльшафт (DE), Сименс Акциенгезелльшафт filed Critical Сименс Акциенгезелльшафт (DE)
Publication of RU2009143010A publication Critical patent/RU2009143010A/en
Application granted granted Critical
Publication of RU2467253C2 publication Critical patent/RU2467253C2/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
    • F23R3/04—Air inlet arrangements
    • F23R3/10—Air inlet arrangements for primary air
    • F23R3/12—Air inlet arrangements for primary air inducing a vortex
    • F23R3/14—Air inlet arrangements for primary air inducing a vortex by using swirl vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C7/00—Combustion apparatus characterised by arrangements for air supply
    • F23C7/002—Combustion apparatus characterised by arrangements for air supply the air being submitted to a rotary or spinning motion
    • F23C7/004—Combustion apparatus characterised by arrangements for air supply the air being submitted to a rotary or spinning motion using vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/14—Special features of gas burners
    • F23D2900/14021—Premixing burners with swirling or vortices creating means for fuel or air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/14—Special features of gas burners
    • F23D2900/14701—Swirling means inside the mixing tube or chamber to improve premixing

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Gas Burners (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

1. Завихритель (1), содержащий: ! первую пластину (2), расположенную под прямым углом к центральной оси (3) завихрителя (1), и вторую пластину (8); ! множество лопаток (5), расположенных между первой пластиной (2) и второй пластиной (8) и радиально расположенных вокруг центральной оси (3); ! причем каждая лопатка (5) имеет прямой участок (6) основания, который размещен на первой пластине (2), и закрученную часть (7), расположенную между прямым участком (6) основания и второй пластиной (8); ! причем закрученная часть (7) каждой лопатки (5) образована посредством закручивания лопатки (5) вокруг центральной оси (3); ! причем форма поперечных сечений, расположенных под прямым углом к центральной оси (3), каждой конкретной лопатки (5) по всей ее высоте является одинаковой на каждой высоте конкретной лопатки (5). ! 2. Завихритель (1) по п.1, в котором каждая лопатка (5) имеет, по существу, треугольное поперечное сечение (4), причем поперечное сечение (4) расположено под прямым углом к центральной оси (3). ! 3. Завихритель (1) по п.1 или 2, в котором каждая лопатка (5) содержит три продольные стороны, проходящие между двумя пластинами (2, 8). ! 4. Завихритель (1) по п.1 или 2, в котором угол вращения закрученной части (7) каждой лопатки (5) равен вплоть до 120°. ! 5. Завихритель (1) по п.3, в котором угол вращения закрученной части (7) каждой лопатки (5) равен вплоть до 120°. ! 6. Завихритель (1) по пп.1, 2 или 5, в котором высота прямых участков (6) основания равна или меньше 50% высоты лопаток (5). ! 7. Завихритель (1) по п.3, в котором высота прямых участков (6) основания равна или меньше 50% высоты лопаток (5). ! 8. Завихритель (1) по п.4, в котором высота прямых участков (6) основания равна или меньше 50% высоты лопа� 1. Swirler (1) containing:! the first plate (2), located at right angles to the central axis (3) of the swirler (1), and the second plate (8); ! a plurality of blades (5) located between the first plate (2) and the second plate (8) and radially located around the central axis (3); ! moreover, each blade (5) has a straight section (6) of the base, which is located on the first plate (2), and a twisted part (7) located between the straight section (6) of the base and the second plate (8); ! moreover, the swirling part (7) of each blade (5) is formed by twisting the blade (5) around the central axis (3); ! moreover, the shape of the cross-sections, located at right angles to the central axis (3), of each specific blade (5) along its entire height is the same at each height of a specific blade (5). ! 2. A swirler (1) according to claim 1, wherein each vane (5) has a substantially triangular cross-section (4), the cross-section (4) being at right angles to the central axis (3). ! 3. Swirler (1) according to claim 1 or 2, in which each vane (5) comprises three longitudinal sides extending between two plates (2, 8). ! 4. Swirler (1) according to claim 1 or 2, wherein the angle of rotation of the swirling part (7) of each blade (5) is up to 120 °. ! 5. Swirler (1) according to claim 3, wherein the angle of rotation of the swirling portion (7) of each blade (5) is up to 120 °. ! 6. Swirler (1) according to claim 1, 2 or 5, in which the height of the straight sections (6) of the base is equal to or less than 50% of the height of the blades (5). ! 7. Swirler (1) according to claim 3, wherein the height of the straight base sections (6) is equal to or less than 50% of the height of the blades (5). ! 8. Swirler (1) according to claim 4, wherein the height of the straight sections (6) of the base is equal to or less than 50% of the height of the blade�

Claims (10)

1. Завихритель (1), содержащий:1. A swirler (1) containing: первую пластину (2), расположенную под прямым углом к центральной оси (3) завихрителя (1), и вторую пластину (8);the first plate (2) located at right angles to the central axis (3) of the swirler (1), and the second plate (8); множество лопаток (5), расположенных между первой пластиной (2) и второй пластиной (8) и радиально расположенных вокруг центральной оси (3);a plurality of blades (5) located between the first plate (2) and the second plate (8) and radially located around the central axis (3); причем каждая лопатка (5) имеет прямой участок (6) основания, который размещен на первой пластине (2), и закрученную часть (7), расположенную между прямым участком (6) основания и второй пластиной (8);moreover, each blade (5) has a straight section (6) of the base, which is placed on the first plate (2), and a swirling part (7) located between the straight section (6) of the base and the second plate (8); причем закрученная часть (7) каждой лопатки (5) образована посредством закручивания лопатки (5) вокруг центральной оси (3);moreover, the swirling part (7) of each blade (5) is formed by twisting the blade (5) around the central axis (3); причем форма поперечных сечений, расположенных под прямым углом к центральной оси (3), каждой конкретной лопатки (5) по всей ее высоте является одинаковой на каждой высоте конкретной лопатки (5).moreover, the shape of the cross sections located at right angles to the central axis (3) of each specific blade (5) over its entire height is the same at each height of the specific blade (5). 2. Завихритель (1) по п.1, в котором каждая лопатка (5) имеет, по существу, треугольное поперечное сечение (4), причем поперечное сечение (4) расположено под прямым углом к центральной оси (3).2. The swirler (1) according to claim 1, in which each blade (5) has a substantially triangular cross section (4), and the cross section (4) is located at right angles to the central axis (3). 3. Завихритель (1) по п.1 или 2, в котором каждая лопатка (5) содержит три продольные стороны, проходящие между двумя пластинами (2, 8).3. The swirler (1) according to claim 1 or 2, in which each blade (5) contains three longitudinal sides extending between two plates (2, 8). 4. Завихритель (1) по п.1 или 2, в котором угол вращения закрученной части (7) каждой лопатки (5) равен вплоть до 120°.4. The swirler (1) according to claim 1 or 2, in which the rotation angle of the twisted part (7) of each blade (5) is up to 120 °. 5. Завихритель (1) по п.3, в котором угол вращения закрученной части (7) каждой лопатки (5) равен вплоть до 120°.5. The swirler (1) according to claim 3, in which the rotation angle of the twisted part (7) of each blade (5) is equal up to 120 °. 6. Завихритель (1) по пп.1, 2 или 5, в котором высота прямых участков (6) основания равна или меньше 50% высоты лопаток (5).6. The swirler (1) according to claims 1, 2 or 5, in which the height of the straight sections (6) of the base is equal to or less than 50% of the height of the blades (5). 7. Завихритель (1) по п.3, в котором высота прямых участков (6) основания равна или меньше 50% высоты лопаток (5).7. The swirler (1) according to claim 3, in which the height of the straight sections (6) of the base is equal to or less than 50% of the height of the blades (5). 8. Завихритель (1) по п.4, в котором высота прямых участков (6) основания равна или меньше 50% высоты лопаток (5).8. The swirler (1) according to claim 4, in which the height of the straight sections (6) of the base is equal to or less than 50% of the height of the blades (5). 9. Камера сгорания, содержащая завихритель (1) по любому из пп.1-8.9. A combustion chamber containing a swirler (1) according to any one of claims 1 to 8. 10. Турбинный двигатель с камерой сгорания по п.9. 10. A turbine engine with a combustion chamber according to claim 9.
RU2009143010/06A 2007-04-23 2008-04-17 Swirler RU2467253C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07008236.7 2007-04-23
EP07008236A EP1985924A1 (en) 2007-04-23 2007-04-23 Swirler

Publications (2)

Publication Number Publication Date
RU2009143010A true RU2009143010A (en) 2011-05-27
RU2467253C2 RU2467253C2 (en) 2012-11-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2009143010/06A RU2467253C2 (en) 2007-04-23 2008-04-17 Swirler

Country Status (5)

Country Link
US (1) US20100175381A1 (en)
EP (2) EP1985924A1 (en)
CN (1) CN101668989B (en)
RU (1) RU2467253C2 (en)
WO (1) WO2008128955A1 (en)

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Also Published As

Publication number Publication date
US20100175381A1 (en) 2010-07-15
CN101668989B (en) 2012-01-04
EP1985924A1 (en) 2008-10-29
CN101668989A (en) 2010-03-10
WO2008128955A1 (en) 2008-10-30
EP2137460A1 (en) 2009-12-30
RU2467253C2 (en) 2012-11-20

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Effective date: 20140418