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  • The design of three-dimensional turbine blades combined ...

    2008-2-26u2002·u2002The design of three-dimensional turbine blades combined with profiled endwalls D A Bagshaw, G L Ingram, D G Gregory-Smith, M R Stokes, and N W Harvey Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy 2008 222 : 1, 93-102

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  • The design of three-dimensional turbine blades

    2018-2-5u2002·u2002The design of three-dimensional turbine blades combined with profiled endwalls D A Bagshaw1†, G L Ingram1*, D G Gregory-Smith1, M R Stokes2, and N W Harvey3 1School of Engineering, University of Durham, Science Labs, Durham, UK 2Turbine Systems, Rolls-Royce plc, Derby, UK 3Compressor Systems, Rolls-Royce plc, Derby, UK The manuscript was received on 10 May 2007 …

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  • Three-dimensional optimal design of a cooled turbine ...

    Cooling technology is widely applied in modern turbines to protect the turbine blades, and extracting high-pressure cooling air from a compressor exerts a remarkable influence on the gas-turbine performance. However, the three-dimensional optimal design of a turbine in modern industrial practice is usually carried out by pursuing high component efficiency without considering possible changes ...

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  • Performances and Stall Delays of Three Dimensional

    2018-12-29u2002·u2002The research on three dimensional (3-D) wind turbine blades has been introduced (Sutrisno, Prajitno, Purnomo, & B.W. Setyawan, 2016). In the current experiment, the 3-D wind turbine blades would be fitted with helicopter-like blade tips and additional fins to the blade hubs to demonstrate some laminarizing features.

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  • TWO- AND THREE-DIMENSIONAL TURBINE BLADE

    2020-3-20u2002·u2002TWO- AND THREE-DIMENSIONAL TURBINE BLADE ROW FLOW FIELD SIMULATIONS* R.C. Buggeln, W.R. Briley, H. McDonald S.J. Shamroth, and B.C. Weinberg Scientific Research Associates, Inc. Glastonbury, Connecticut A major problem area associated with the swcessfu L design and operat ion of modern gas turbine engines

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  • Nonaxisymmetric Turbine End Wall Design: Part I— Three ...

    1999-2-1u2002·u2002A linear design system, already in use for the forward and inverse design of three-dimensional turbine aerofoils, has been extended for the design of their end walls. This paper shows how this method has been applied to the design of a nonaxisymmetric end wall for a turbine rotor blade in linear cascade.

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  • Modelling tidal stream turbines in a three-dimensional ...

    2017-3-11u2002·u2002125 dimensional models could also result in incomplete prediction of the vertical 126 ow structure downstream of the turbine and hence the mixing in the wake 127 [28, 29]. In contrast, the vertical ow structure and the mixing in the wake 128 of a turbine can …

    Get Price
  • Numerical Flow Analysis of Fully Three—Dimensional

    1985-3-1u2002·u2002Read 'Numerical Flow Analysis of Fully Three—Dimensional Turbine Cascades, International Journal of Turbo & Jet-Engines' on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

    Get Price
  • Wind farm layout optimization with a three-dimensional ...

    2020-10-1u2002·u2002An accurate wake model is essential for the mathematical modeling of a wind farm (WF) and the optimal positioning of wind turbines (WTs). In order to effectively solve the WF layout optimization problem, this paper presents a newly-developed three-dimensional (3D) Gaussian wake model and applies it to the optimization of a WF layout.

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  • Three-Dimensional Inverse Method for Turbomachinery ...

    1998-4-1u2002·u2002An iterative procedure for three-dimensional blade design is presented, in which the three-dimensional blade shape is modified using a physical algorithm, based on the transpiration model. The transpiration flux is computed by means of a modified Euler solver, in which the target pressure distribution is imposed along the blade surfaces.

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  • A Three-Dimensional Turbine Engine Analysis Compressor ...

    2014-12-24u2002·u2002Hale, A, & O'Brien, W. 'A Three-Dimensional Turbine Engine Analysis Compressor Code (TEACC) for Steady-State Inlet Distortion.' Proceedings of the ASME 1997 International Gas Turbine and Aeroengine Congress and Exhibition.

    Get Price
  • Three-dimensional optimal design of a cooled turbine ...

    Cooling technology is widely applied in modern turbines to protect the turbine blades, and extracting high-pressure cooling air from a compressor exerts a remarkable influence on the gas-turbine performance. However, the three-dimensional optimal design of a turbine in modern industrial practice is usually carried out by pursuing high component efficiency without considering possible changes ...

    Get Price
  • The design of three-dimensional turbine blades

    2018-2-5u2002·u2002The design of three-dimensional turbine blades combined with profiled endwalls D A Bagshaw1†, G L Ingram1*, D G Gregory-Smith1, M R Stokes2, and N W Harvey3 1School of Engineering, University of Durham, Science Labs, Durham, UK 2Turbine Systems, Rolls-Royce plc, Derby, UK 3Compressor Systems, Rolls-Royce plc, Derby, UK The manuscript was received on 10 May 2007 …

    Get Price
  • Three-Dimensional Computational Fluid Dynamic

    2021-7-5u2002·u2002The vertical axis wind turbine (VAWT) configuration has many advantages for an offshore wind turbine installation. The VAWT is omnidirectional and its rotating mechanical components can be placed close to sea level. In this paper, the three dimensional (3D) computational fluid dynamics analysis of a large-scale 5 MW VAWT is conducted. At the ...

    Get Price
  • A novel three-dimensional analytical model of the added ...

    The turbine wakes are studied via large-eddy simulation (LES) under neutral atmospheric condition. In the simulations, three different ground roughness heights (z 0 = 0.1 m, 0.01 m, 0.001 m) and three thrust coefficients (C T = 0.64, 0.75, 0.81) are considered.

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  • Three Dimensional Flow in Radial-Inflow Turbines

    2015-3-23u2002·u2002The flow through an impeller of a low speed radial-inflow turbine has been analysed using a fully three-dimensional viscous program and good correlations with instantaneous measurements of casing static pressure and exit flow distribution have been obtained. The flow at the exit of the turbine shows a pronounced non-uniformity with a wake ...

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  • Comparison of Two-Dimensional and Three-Dimensional ...

    2017-2-7u2002·u2002Comparison of Two-Dimensional and Three-Dimensional Turbine Airfoils in Combination With Nonaxisymmetric Endwall Contouring Tobias W. Zimmermann, Tobias W. Zimmermann Institute of Power Plant Technology, Steam and Gas Turbines, RWTH Aachen University, Templergraben 55,

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  • Numerical Flow Analysis of Fully Three—Dimensional

    1985-3-1u2002·u2002Read 'Numerical Flow Analysis of Fully Three—Dimensional Turbine Cascades, International Journal of Turbo & Jet-Engines' on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

    Get Price
  • Modelling tidal stream turbines in a three-dimensional ...

    2017-3-11u2002·u2002125 dimensional models could also result in incomplete prediction of the vertical 126 ow structure downstream of the turbine and hence the mixing in the wake 127 [28, 29]. In contrast, the vertical ow structure and the mixing in the wake 128 of a turbine can be resolved in a three-dimensional …

    Get Price
  • Wind farm layout optimization with a three-dimensional ...

    2020-10-1u2002·u2002An accurate wake model is essential for the mathematical modeling of a wind farm (WF) and the optimal positioning of wind turbines (WTs). In order to effectively solve the WF layout optimization problem, this paper presents a newly-developed three-dimensional (3D) Gaussian wake model and applies it to the optimization of a WF layout.

    Get Price
  • A Three-Dimensional Turbine Engine Analysis Compressor ...

    2014-12-24u2002·u2002Hale, A, & O'Brien, W. 'A Three-Dimensional Turbine Engine Analysis Compressor Code (TEACC) for Steady-State Inlet Distortion.' Proceedings of the ASME 1997 International Gas Turbine and Aeroengine Congress and Exhibition.

    Get Price
  • Theoretical modelling of the three-dimensional wake of ...

    2021-5-4u2002·u2002Theoretical modelling of the three-dimensional wake of vertical axis turbines - Volume 1. ... The VATs generate a three-dimensional wake that evolves unevenly over the vertical and transverse directions according to two governing length scales, namely the rotor's diameter and height. Theoretical wake models need to capture such a complex wake ...

    Get Price
  • Three-Dimensional Computational Fluid Dynamic

    2021-7-5u2002·u2002The vertical axis wind turbine (VAWT) configuration has many advantages for an offshore wind turbine installation. The VAWT is omnidirectional and its rotating mechanical components can be placed close to sea level. In this paper, the three dimensional (3D) computational fluid dynamics analysis of a large-scale 5 MW VAWT is conducted. At the ...

    Get Price
  • Theoretical modelling of the three-dimensional wake of ...

    velocimeter, showing that remnants of the turbine-induced wake are still observed at such far distances downstream. The uneven, three-dimensional distribution of VAT wakes is depicted in Figure 1, which considers a control volume (thick black lines) behind a turbine of diameter ???? 0 and height ???? 0 in which mass

    Get Price
  • Numerical Flow Analysis of Fully Three—Dimensional

    1985-3-1u2002·u2002Read 'Numerical Flow Analysis of Fully Three—Dimensional Turbine Cascades, International Journal of Turbo & Jet-Engines' on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

    Get Price
  • JMSE

    Turbine is one of the key components of the ocean thermal energy conversion system (OTEC), and its aerodynamic performance and geometric dimension affect the performance of the system directly. This paper proposes a design method for the radial inflow turbine suitable for the ocean thermal energy conversion based on the parameter optimization of the ocean thermal energy conversion system.

    Get Price
  • [PDF] Three Dimensional Flow Field Measurements In A ...

    Three dimensional flow field measurements are presented for a large scale transonic turbine blade cascade. Flow field total pressures and pitch and yaw flow angles were measured at an inlet Reynolds number of 1.0 x 10(exp 6) and at an isentropic exit Mach number of 1.3 in a low turbulence environment.

    Get Price
  • THREE-DIMENSIONAL UNSTEADY SIMULATION OF

    2020-8-6u2002·u2002THREE-DIMENSIONAL UNSTEADY SIMULATION OF AERODYNAMICS AND HEAT TRANSFER IN A MODERN HIGH PRESSURE TURBINE STAGE . Unsteady 3-D RANS simulations have been performed on a highly loaded transonic turbine stage and results are compared to steady calculations as well as to experiment. A low Reynolds number k-ε

    Get Price
  • A DESIGN STUDY OF RADIAL INFLOW TURBINES IN

    2017-11-22u2002·u2002direction. The three-dimensional design method is used to compute the blade shape in radial inflow turbine wheels in subsonic flow. This requires the following specifications: swirl distribution, number of blades, hub and shroud geometrical contour, location of blade

    Get Price
  • Three-Dimensional Modeling of Creep Damage in Airfoils

    2009-8-3u2002·u2002'Three-Dimensional Modeling of Creep Damage in Airfoils for Advanced Turbine Systems.' Proceedings of the ASME Turbo Expo 2008: Power for Land, Sea, and Air . Volume 5: Structures and Dynamics, Parts A and B .

    Get Price
  • A Three-Dimensional Turbine Engine Analysis Compressor ...

    2014-12-24u2002·u2002Hale, A, & O'Brien, W. 'A Three-Dimensional Turbine Engine Analysis Compressor Code (TEACC) for Steady-State Inlet Distortion.' Proceedings of the ASME 1997 International Gas Turbine and Aeroengine Congress and Exhibition.

    Get Price
  • Theoretical modelling of the three-dimensional wake of ...

    2021-5-4u2002·u2002Theoretical modelling of the three-dimensional wake of vertical axis turbines - Volume 1. ... The VATs generate a three-dimensional wake that evolves unevenly over the vertical and transverse directions according to two governing length scales, namely the rotor's diameter and height. Theoretical wake models need to capture such a complex wake ...

    Get Price
  • Three-Dimensional Computational Fluid Dynamic

    2021-7-5u2002·u2002The vertical axis wind turbine (VAWT) configuration has many advantages for an offshore wind turbine installation. The VAWT is omnidirectional and its rotating mechanical components can be placed close to sea level. In this paper, the three dimensional (3D) computational fluid dynamics analysis of a large-scale 5 MW VAWT is conducted. At the ...

    Get Price
  • Theoretical modelling of the three-dimensional wake of ...

    velocimeter, showing that remnants of the turbine-induced wake are still observed at such far distances downstream. The uneven, three-dimensional distribution of VAT wakes is depicted in Figure 1, which considers a control volume (thick black lines) behind a turbine of diameter ???? 0 and height ???? 0 in which mass

    Get Price
  • Numerical Flow Analysis of Fully Three—Dimensional

    1985-3-1u2002·u2002Read 'Numerical Flow Analysis of Fully Three—Dimensional Turbine Cascades, International Journal of Turbo & Jet-Engines' on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

    Get Price
  • JMSE

    Turbine is one of the key components of the ocean thermal energy conversion system (OTEC), and its aerodynamic performance and geometric dimension affect the performance of the system directly. This paper proposes a design method for the radial inflow turbine suitable for the ocean thermal energy conversion based on the parameter optimization of the ocean thermal energy conversion system.

    Get Price
  • [PDF] Three Dimensional Flow Field Measurements In A ...

    Three dimensional flow field measurements are presented for a large scale transonic turbine blade cascade. Flow field total pressures and pitch and yaw flow angles were measured at an inlet Reynolds number of 1.0 x 10(exp 6) and at an isentropic exit Mach number of 1.3 in a low turbulence environment.

    Get Price
  • THREE-DIMENSIONAL UNSTEADY SIMULATION OF

    2020-8-6u2002·u2002THREE-DIMENSIONAL UNSTEADY SIMULATION OF AERODYNAMICS AND HEAT TRANSFER IN A MODERN HIGH PRESSURE TURBINE STAGE . Unsteady 3-D RANS simulations have been performed on a highly loaded transonic turbine stage and results are compared to steady calculations as well as to experiment. A low Reynolds number k-ε

    Get Price
  • A DESIGN STUDY OF RADIAL INFLOW TURBINES IN

    2017-11-22u2002·u2002direction. The three-dimensional design method is used to compute the blade shape in radial inflow turbine wheels in subsonic flow. This requires the following specifications: swirl distribution, number of blades, hub and shroud geometrical contour, location of blade

    Get Price
  • Three-Dimensional Modeling of Creep Damage in Airfoils

    2009-8-3u2002·u2002'Three-Dimensional Modeling of Creep Damage in Airfoils for Advanced Turbine Systems.' Proceedings of the ASME Turbo Expo 2008: Power for Land, Sea, and Air . Volume 5: Structures and Dynamics, Parts A and B .

    Get Price
  • A Three-Dimensional Turbine Engine Analysis Compressor ...

    2014-12-24u2002·u2002Hale, A, & O'Brien, W. 'A Three-Dimensional Turbine Engine Analysis Compressor Code (TEACC) for Steady-State Inlet Distortion.' Proceedings of the ASME 1997 International Gas Turbine and Aeroengine Congress and Exhibition.

    Get Price
  • Theoretical modelling of the three-dimensional wake of ...

    2021-5-4u2002·u2002Theoretical modelling of the three-dimensional wake of vertical axis turbines - Volume 1. ... The VATs generate a three-dimensional wake that evolves unevenly over the vertical and transverse directions according to two governing length scales, namely the rotor's diameter and height. Theoretical wake models need to capture such a complex wake ...

    Get Price
  • Three-Dimensional Computational Fluid Dynamic Analysis of ...

    2021-7-5u2002·u2002The vertical axis wind turbine (VAWT) configuration has many advantages for an offshore wind turbine installation. The VAWT is omnidirectional and its rotating mechanical components can be placed close to sea level. In this paper, the three dimensional (3D) computational fluid dynamics analysis of a large-scale 5 MW VAWT is conducted. At the ...

    Get Price
  • Theoretical modelling of the three-dimensional wake of ...

    velocimeter, showing that remnants of the turbine-induced wake are still observed at such far distances downstream. The uneven, three-dimensional distribution of VAT wakes is depicted in Figure 1, which considers a control volume (thick black lines) behind a turbine of diameter ???? 0 and height ???? 0 in which mass

    Get Price
  • Numerical Flow Analysis of Fully Three—Dimensional Turbine ...

    1985-3-1u2002·u2002Read 'Numerical Flow Analysis of Fully Three—Dimensional Turbine Cascades, International Journal of Turbo & Jet-Engines' on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

    Get Price
  • JMSE

    Turbine is one of the key components of the ocean thermal energy conversion system (OTEC), and its aerodynamic performance and geometric dimension affect the performance of the system directly. This paper proposes a design method for the radial inflow turbine suitable for the ocean thermal energy conversion based on the parameter optimization of the ocean thermal energy …

    Get Price
  • [PDF] Three Dimensional Flow Field Measurements In A ...

    Three dimensional flow field measurements are presented for a large scale transonic turbine blade cascade. Flow field total pressures and pitch and yaw flow angles were measured at an inlet Reynolds number of 1.0 x 10(exp 6) and at an isentropic …

    Get Price
  • THREE-DIMENSIONAL UNSTEADY SIMULATION OF

    2020-8-6u2002·u2002THREE-DIMENSIONAL UNSTEADY SIMULATION OF AERODYNAMICS AND HEAT TRANSFER IN A MODERN HIGH PRESSURE TURBINE STAGE . Unsteady 3-D RANS simulations have been performed on a highly loaded transonic turbine stage and results are compared to steady calculations as well as to experiment. A low Reynolds number k-ε

    Get Price
  • A DESIGN STUDY OF RADIAL INFLOW TURBINES IN THREE ...

    2017-11-22u2002·u2002direction. The three-dimensional design method is used to compute the blade shape in radial inflow turbine wheels in subsonic flow. This requires the following specifications: swirl distribution, number of blades, hub and shroud geometrical contour, location of blade

    Get Price
  • Three-Dimensional Modeling of Creep Damage in Airfoils for ...

    2009-8-3u2002·u2002'Three-Dimensional Modeling of Creep Damage in Airfoils for Advanced Turbine Systems.' Proceedings of the ASME Turbo Expo 2008: Power for Land, Sea, and Air . Volume 5: Structures and Dynamics, Parts A and B .

    Get Price
  • Three-Dimensional Aerodynamic Optimization of Turbine ...

    Wei, L, Feng-bo, W, Lei, L, Tao, C, & Song-tao, W. 'Three-Dimensional Aerodynamic Optimization of Turbine Blade Profile Considering Heat Transfer Performance.' Proceedings of the ASME Turbo Expo 2018: Turbomachinery Technical Conference and Exposition .

    Get Price
  • Three-Dimensional Investigations for Axial Turbines by an ...

    Three-Dimensional Investigations for Axial Turbines by an Implicit Unstructured Multi-Block Flow Solver P. Adami, P. Adami University of Florence, Italy. ... (HybFlow) is briefly described for gas turbine applications. The numerical approach is based in an upwind finite volume scheme with an implicit time marching algorithm. The linear solver ...

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  • Three-Dimensional Time-Resolved Flow Field in the First ...

    2014-8-4u2002·u2002von Hoyningen-Huene, M, Frank, W, & Jung, AR. 'Three-Dimensional Time-Resolved Flow Field in the First and Last Turbine Stage of a Heavy Duty Gas Turbine: Part II — Interpretation of Blade Pressure Fluctuations.' Proceedings of the ASME Turbo Expo 2000: Power for Land, Sea, and Air.

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  • Measurements and Predictions of the Three-Dimensional ...

    2018-11-15u2002·u2002the three-dimensional boundary layer in a turbine cascade obtained with a laser Doppler velocimeter. In addition, two types of RANS models are compared to the measurements: the SST k-ω model using the isotropic eddy viscosity assumption, and a Reynolds stress model

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  • Three-dimensional flow near the blade/endwall junction of ...

    Three-dimensional flow near the blade/endwall junction of a gas turbine: Application of a boundary layer fence. J. T. Chung, T. W. Simon, J. Buddhavarapu. ... A flow management technique designed to reduce some harmful effects of secondary flow in the endwall region of a turbine passage is introduced. A boundary layer fence in the gas turbine ...

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  • Aero-Structural Optimization of an Axial Turbine Stage in ...

    2010-12-22u2002·u2002Sivashanmugam, VK, Arabnia, M, & Ghaly, W. 'Aero-Structural Optimization of an Axial Turbine Stage in Three-Dimensional Flow.' Proceedings …

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  • Three-Dimensional Flow Field Measurements in a

    2015-2-6u2002·u2002Three-dimensional flow field measurements are presented for a large scale transonic turbine blade cascade. Flow field total pressures and pitch and yaw flow angles were measured at an inlet Reynolds number of 1.0 × 10 6 and at an isentropic exit Mach number of 1.3 in a low turbulence environment. Flow field data was obtained on five pitchwise/spanwise measurement planes, two …

    Get Price
  • Durham E-Theses Three dimensional unsteady ow for an ...

    2021-1-15u2002·u2002investigation into the unsteady aerodynamic response of a turbine blade oscillating in a three dimensional bending mode. The facility employs an unusual configuration in which a single turbine blade is mounted in a profiled duct and harmonically driven. At some cost in terms of modelling a realistic turbomachinery configuration, this offers

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  • Three dimensional resonant vibrations and stresses in ...

    2020-10-13u2002·u2002'Three dimensional resonant vibrations and stresses in turbine blade groups' (1981). Thesis. Rochester Institute of Technology. Accessed from This Thesis is brought to you for free and open access by RIT Scholar Works. It has been accepted for inclusion in

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  • GTL Reports — MIT Gas Turbine Laboratory

    Usab W.J. Jr.,'Prediction of Three-Dimensional Compressible Turbulent Boundary Layers on Transonic Compressor Blades', 1980, 152. Valkov, T., 'Control of the Unsteady Flow in a Stator Blade Row Interacting With Upstream Moving Wakes', 1993, 215.

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