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Proceedings Papers

Structural Optimization of Fir-Tree Root and Groove for Turbine Blade With Superellipse and P-Norm Aggregation Function

Deqi Yu, Xiaojuan Zhang, Jiandao Yang, Kai Cheng, Ming Li

Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A032, June 17–21, 2019

Paper No: GT2019-92005

DOI: https://doi.org/10.1115/GT2019-92005

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Topics: Structural optimization, Turbine blades, Design, Optimization, Stress, Stress concentration, Failure, Gas turbines, Oscillations, Steam turbines

Proceedings Papers

The Effect of Stage-Diffuser Interaction on the Aerodynamic Performance and Design of LP Steam Turbine Exhaust Systems

Bowen Ding, Liping Xu, Jiandao Yang, Rui Yang, Yuejin Dai

Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A013, June 11–15, 2018

Paper No: GT2018-75375

DOI: https://doi.org/10.1115/GT2018-75375

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Topics: Design, Diffusers, Exhaust systems, Steam turbines, Rotors, Blades, Stress, Flow (Dynamics), Machinery, Computational fluid dynamics

Proceedings Papers

Thermal System Optimization and Energy Grade Analysis of 700°C HUSC Steam Turbine Using a EC System

Haiyu He, Tao Chen, Shiwang Fan, Xiaohua Xia, Fang Zhang, Jie Yu, Rui Yang, Jiandao Yang

Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A026, June 11–15, 2018

Paper No: GT2018-76394

DOI: https://doi.org/10.1115/GT2018-76394

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Topics: Optimization, Steam turbines, Thermal systems, Steam, Temperature, Feedwater, Stress, Carbon dioxide, Coal, Cycles

Proceedings Papers

An Optimization Design Platform for Fir-Tree Root and Groove for Steam Turbine

Deqi Yu, Xiaojun Zhang, Jiandao Yang, Kai Cheng, Weilin Shu, Kai Lv, Ming Li

Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A033, June 11–15, 2018

Paper No: GT2018-76595

DOI: https://doi.org/10.1115/GT2018-76595

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Topics: Design, Optimization, Steam turbines, Blades, Geometry, Gas turbines, Stress concentration, B-splines, Combined cycle power stations, Genetic algorithms

Proceedings Papers

Development of 1500-r/min 75-Inch Ultra-Long Last Stage Blades for Nuclear Steam Turbine

Deqi Yu, Jiandao Yang, Wei Lu, Daiwei Zhou, Kai Cheng, Rui Yang

Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T29A006, June 26–30, 2017

Paper No: GT2017-63325

DOI: https://doi.org/10.1115/GT2017-63325

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Topics: Blades, Steam turbines, Computer-aided engineering, Computational fluid dynamics, Design, Finite element analysis, Rotating blades, Stress, Vibration, Airfoils

Proceedings Papers

Structural Optimization of Fir-Tree Root and Groove for Turbine Blade With Splines and Genetic Algorithm

Deqi Yu, Fengwei Li, Jiandao Yang, Kai Cheng, Weilin Shu, Kai Lv, Ming Li

Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A013, June 13–17, 2016

Paper No: GT2016-56518

DOI: https://doi.org/10.1115/GT2016-56518

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Topics: Genetic algorithms, Splines, Structural optimization, Turbine blades, Optimization, Stress, Design, Blades, Conceptual design, Failure

Proceedings Papers

The Exergy Optimization Analysis of 700°C HUSC Steam Turbine Using a Echelon Cycle System

Xiaolan Yi, Shiwang Fan, Haitao Li, Jiandao Yang, Tao Chen, Hong Yang

Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A024, June 13–17, 2016

Paper No: GT2016-57102

DOI: https://doi.org/10.1115/GT2016-57102

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Topics: Cycles, Exergy, Optimization, Steam turbines, Steam, Temperature, Turbines, Heat, High temperature, Thermal systems

Proceedings Papers

Numerical Investigations of Flow Features in a Low Pressure Steam Turbine Last Stage Under Different Mass Flow Rates

Bo Liu, Jiandao Yang, Daiwei Zhou, Xiaocheng Zhu, Zhaohui Du

Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A022, June 15–19, 2015

Paper No: GT2015-42916

DOI: https://doi.org/10.1115/GT2015-42916

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Topics: Flow (Dynamics), Pressure, Steam turbines, Aerodynamics, Fluid-dynamic forces, Blades, Annulus, Compressors, Computer simulation, Diffusers

Proceedings Papers

A LCF Life Assessment Method for Steam Turbine Long Blade Based on Elastoplastic Analysis and Local Strain Approach

Deqi Yu, Aping He, Hong Yang, Jiandao Yang, Kai Cheng, Daiwei Zhou, Gongyi Wang, Luyin Gu

Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A036, June 15–19, 2015

Paper No: GT2015-43955

DOI: https://doi.org/10.1115/GT2015-43955

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Topics: Blades, Steam turbines, Stress, Fatigue, Damage, Fatigue life, Fracture (Materials), Fracture (Process), Cycles, Deformation

Proceedings Papers

Experimental and Numerical Investigation on Performance and Flow in the Last Stage Group of a Wet Steam Turbine

Jiandao Yang, Rui Yang, Liqun Shi, Hong Yang, Jun Li

Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A017, June 16–20, 2014

Paper No: GT2014-25584

DOI: https://doi.org/10.1115/GT2014-25584

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Topics: Flow (Dynamics), Steam turbines, Design, Steam, Turbines, Blades, Computation, Computer simulation, Drops, Pressure

Proceedings Papers

Aerodynamic Optimization Design of Exhaust Hood Diffuser for Steam Turbine With Three-Dimensional Reynolds-Averaged Navier-Stokes Solutions

Jiandao Yang, Taowen Chen, Jun Li, Zhenping Feng

Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A007, June 16–20, 2014

Paper No: GT2014-25299

DOI: https://doi.org/10.1115/GT2014-25299

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Topics: Design, Diffusers, Exhaust systems, Optimization, Steam turbines, Pressure, Approximation, Clearances (Engineering), Flow (Dynamics), Performance evaluation

Proceedings Papers

Investigation on Loading Pulsation of LP Long Blade Stage in Steam Turbine

Mingxu Qi, Jiandao Yang, Rui Yang, Hong Yang

Proc. ASME. GT2013, Volume 5B: Oil and Gas Applications; Steam Turbines, V05BT25A012, June 3–7, 2013

Paper No: GT2013-94652

DOI: https://doi.org/10.1115/GT2013-94652

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Topics: Blades, Steam turbines, Pressure, Fluctuations (Physics), Rotors, Stators, Turbines, Unsteady flow, Geometry, Shock (Mechanics)

Proceedings Papers

Numerical Investigations on the Cooling Performance of the Internal Bypass Cooling System of the Ultra-Supercritical Steam Turbines Using CFD and Conjugate Heat Transfer Method

Wenhao Huo, Jun Li, Jiandao Yang, Liqun Shi, Zhenping Feng

Proc. ASME. GT2013, Volume 5B: Oil and Gas Applications; Steam Turbines, V05BT25A008, June 3–7, 2013

Paper No: GT2013-94375

DOI: https://doi.org/10.1115/GT2013-94375

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Topics: Computational fluid dynamics, Cooling, Cooling systems, Heat transfer, Steam turbines, Gas cylinders, Flow (Dynamics), Steam, Temperature, Temperature distribution

Proceedings Papers

Analytical Investigations on the Contact Force Between Bristle Packs and Shaft Surface of Brush Seals

Jun Li, Jiandao Yang, Liqun Shi, Rui Yang, Zhenping Feng

Proc. ASME. GT2012, Volume 4: Heat Transfer, Parts A and B, 2211-2218, June 11–15, 2012

Paper No: GT2012-69305

DOI: https://doi.org/10.1115/GT2012-69305

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Topics: Cantilever beams, Computer simulation, Friction, Numerical analysis, Rotors, Torque, Whirls

Proceedings Papers

Numerical Investigations on the Leakage Flow Characteristics of Pocket Damper Seals

Zhigang Li, Jun Li, Zhenping Feng, Jiandao Yang, Rui Yang, Liqun Shi

Proc. ASME. GT2011, Volume 5: Heat Transfer, Parts A and B, 701-712, June 6–10, 2011

Paper No: GT2011-45114

DOI: https://doi.org/10.1115/GT2011-45114

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Topics: Dampers, Leakage flows, Leakage, Pressure, Sealing (Process), Cavities, Clearances (Engineering), Flow (Dynamics), Pressure drop, Reynolds-averaged Navier–Stokes equations

Proceedings Papers

Numerical Investigations on the Aerodynamic Performance of Last Stage – Exhaust Hood for Steam Turbines

Rui Yang, Jiandao Yang, Zeying Peng, Liqun Shi, Aping He, Hong Yang, Daiwei Zhou, Jun Li, Zhigang Li, Xin Yan

Proc. ASME. POWER2011, ASME 2011 Power Conference, Volume 1, 607-614, July 12–14, 2011

Paper No: POWER2011-55344

DOI: https://doi.org/10.1115/POWER2011-55344

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Topics: Exhaust systems, Steam turbines

Proceedings Papers

Numerical Investigation of Leakage and Power Loss for Different Seal Types in Turbine Stage Environment

Rui Yang, Jiandao Yang, Mingxu Qi, Liqun Shi, Zeying Peng

Proc. ASME. GT2010, Volume 4: Heat Transfer, Parts A and B, 1081-1090, June 14–18, 2010

Paper No: GT2010-22743

DOI: https://doi.org/10.1115/GT2010-22743

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Topics: Leakage, Turbines, Honeycomb structures, Clearances (Engineering), Diaphragms (Mechanical devices), Diaphragms (Structural), Flow (Dynamics), Blades, Computational fluid dynamics, Darcy's law

Proceedings Papers

Effects of Clearances on the Leakage Flow Characteristics of Two Kinds of Brush Seals and Referenced Labyrinth Seal

Jun Li, Yangzi Huang, Zhigang Li, Zhenping Feng, Hong Yang, Jiandao Yang, Liqun Shi

Proc. ASME. GT2010, Volume 4: Heat Transfer, Parts A and B, 1133-1142, June 14–18, 2010

Paper No: GT2010-22877

DOI: https://doi.org/10.1115/GT2010-22877

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Topics: Leakage flows, Sealing (Process), Clearances (Engineering), Flow (Dynamics), Porous materials, Reynolds-averaged Navier–Stokes equations, Design, Pressure, Reliability, Rotors

Journal citation

NARROW

Structural Optimization of Fir-Tree Root and Groove for Turbine Blade With Superellipse and P-Norm Aggregation Function

The Effect of Stage-Diffuser Interaction on the Aerodynamic Performance and Design of LP Steam Turbine Exhaust Systems

Thermal System Optimization and Energy Grade Analysis of 700°C HUSC Steam Turbine Using a EC System

An Optimization Design Platform for Fir-Tree Root and Groove for Steam Turbine

Development of 1500-r/min 75-Inch Ultra-Long Last Stage Blades for Nuclear Steam Turbine

Structural Optimization of Fir-Tree Root and Groove for Turbine Blade With Splines and Genetic Algorithm

The Exergy Optimization Analysis of 700°C HUSC Steam Turbine Using a Echelon Cycle System

Numerical Investigations of Flow Features in a Low Pressure Steam Turbine Last Stage Under Different Mass Flow Rates

A LCF Life Assessment Method for Steam Turbine Long Blade Based on Elastoplastic Analysis and Local Strain Approach

Experimental and Numerical Investigation on Performance and Flow in the Last Stage Group of a Wet Steam Turbine

Aerodynamic Optimization Design of Exhaust Hood Diffuser for Steam Turbine With Three-Dimensional Reynolds-Averaged Navier-Stokes Solutions

Investigation on Loading Pulsation of LP Long Blade Stage in Steam Turbine

Numerical Investigations on the Cooling Performance of the Internal Bypass Cooling System of the Ultra-Supercritical Steam Turbines Using CFD and Conjugate Heat Transfer Method

Analytical Investigations on the Contact Force Between Bristle Packs and Shaft Surface of Brush Seals

Numerical Investigations on the Leakage Flow Characteristics of Pocket Damper Seals

Numerical Investigations on the Aerodynamic Performance of Last Stage – Exhaust Hood for Steam Turbines

Numerical Investigation of Leakage and Power Loss for Different Seal Types in Turbine Stage Environment

Effects of Clearances on the Leakage Flow Characteristics of Two Kinds of Brush Seals and Referenced Labyrinth Seal

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