Volumes | ASME Power Conference | American Society of Mechanical Engineers Digital Collection

Topics: Circular cylinders , Flow (Dynamics) , Wakes , Vortex shedding , Computer simulation , Drag (Fluid dynamics) , Laminar flow , Lift (Fluid dynamics) , Pressure , Reynolds number

Prediction of Coal and Biomass Co-Firing in Large Utility Boilers

E. Bar-Ziv, Z. Steg, B. Chudnovsky, A. Talanker, A. Kunin

POWER 2011; 15-22doi:https://doi.org/10.1115/POWER2011-55053

Abstract

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Topics: Biomass , Boilers , Coal , Co-firing , Power stations , Emissions , Fans , Fire , Firing , Gases

Distributed Combustion With Swirl for Gas Turbine Application Using Low Calorific Value Fuel

Ahmed E. E. Khalil, Ashwani K. Gupta

POWER 2011; 23-32doi:https://doi.org/10.1115/POWER2011-55109

Abstract

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Topics: Combustion , Fuels , Gas turbines

Retrofit of a 75T/H PC-Fired Boiler Into a Coal/Gas Co-Firing One

Dazhui Wen, Donglin Chen, Huifang Xu

POWER 2011; 33-36doi:https://doi.org/10.1115/POWER2011-55125

Abstract

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Topics: Boilers , Coal , Co-firing , Steam , Temperature , Exhaust systems , Flue gases , Combustion , Coke , Cooling

Influence of the Structure of Micro Premixing Chamber on the Uniformity of Flow Distribution and Premixing Characteristics

Yunfei Yan, Li Zhang, Jingyu Ran, Jie Zhang

POWER 2011; 37-41doi:https://doi.org/10.1115/POWER2011-55249

Abstract

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Topics: Flow (Dynamics) , Combustion chambers , Fuels , Combustion , Design , Diffusion (Physics) , Gases , Laminar flow , Microchannels , Stability

Burner Component Upgrades for Wall-Fired Coal Burners: RPI Results and Experiences

Stephen W. Black, Murat Yaldizli

POWER 2011; 43-49doi:https://doi.org/10.1115/POWER2011-55270

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Topics: Coal , Nitrogen oxides , Computational fluid dynamics , Emissions , Boilers , Combustion , Design , Air flow , Computer simulation , Design methodology

The Effect of Elevated Water Content on Ethanol Combustion: A Feasibility Study

Baine B. Breaux, Sumanta Acharya

POWER 2011; 51-58doi:https://doi.org/10.1115/POWER2011-55301

Abstract

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Topics: Combustion , Ethanol , Water , Fuels , Flames , Air flow , Combustion chambers , Diffusers , Nitrogen oxides , Nozzles

Co-Firing Coal, Biomass and Waste Fuels in Circulating Fluidized Bed Boilers to Reduce CO₂ Emissions

Ronald Hancharik

POWER 2011; 59-67doi:https://doi.org/10.1115/POWER2011-55312

Abstract

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Topics: Biomass , Boilers , Carbon dioxide , Coal , Co-firing , Emissions , Fluidized beds , Fuels , Combustion , Design

Equilibrium and Kinetics Analysis of NOx Reduction From Biogas Combustion

Jorge Chavero, Duff Harrold, Timothy Marbach

POWER 2011; 69-75doi:https://doi.org/10.1115/POWER2011-55313

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Topics: Biogas , Combustion , Equilibrium (Physics) , Nitrogen oxides , Emissions , Catalysts , Engines , Food products , Microwaves , Modeling

Numerical Simulation and Experimental Validation of Gas-Liquid Flow Characteristics in Dual-Contact-Flow Absorption Tower

Yafei Zhang, Na Li, Qulan Zhou, Shi’en Hui, Qinxin Zhao

POWER 2011; 77-83doi:https://doi.org/10.1115/POWER2011-55342

Abstract

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Topics: Absorption , Computer simulation , Flow (Dynamics)

The Corresponding Relationship Between Heat, Mass Transfer Coefficients and the Flow Regime in Dual-Contact-Flow Absorption Tower

Yafei Zhang, Qulan Zhou, Yi Zhang, Qinxin Zhao, Shi’en Hui

POWER 2011; 85-90doi:https://doi.org/10.1115/POWER2011-55349

Abstract

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Topics: Absorption , Flow (Dynamics) , Heat , Mass transfer

Experimental Study and Numerical Simulation on a Novel Structure of Dual Register Whirl Burner

Rui Luo, Qulan Zhou, Huiqing Wang, Na Li, Shi’en Hui, Qinxin Zhao

POWER 2011; 91-97doi:https://doi.org/10.1115/POWER2011-55350

Abstract

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Topics: Computer simulation , Separation (Technology) , Whirls , Combustion , Boilers , Coal , Computational fluid dynamics , Flow (Dynamics) , Turbulence , Emissions

Numerical Simulation Research on 600MW Boiler With Different Single Burner Heat Power

Rui Luo, Na Li, Qulan Zhou, Shi’en Hui, Qinxin Zhao

POWER 2011; 99-105doi:https://doi.org/10.1115/POWER2011-55351

Abstract

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Topics: Boilers , Combustion , Computer simulation , Heat

An Investigation on Co-Combustion Behaviors of Hydrothermally Treated Municipal Solid Waste With Coal Using a Drop Tube Reactor

Liang Lu, Yuqi Jin, Masato R. Nakamura, Marco J. Castaldi, Kunio Yoshikawa

POWER 2011; 107-113doi:https://doi.org/10.1115/POWER2011-55353

Abstract

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Topics: Coal , Co-firing , Municipal solid wastes , Emissions , Combustion , Temperature

Combustion Characteristics of a Dual Fuel Diesel Engine With Natural Gas (Influence of Cetane Number of Ignition Fuel)

Yasufumi Yoshimoto, Eiji Kinoshita

POWER 2011; 115-123doi:https://doi.org/10.1115/POWER2011-55362

Abstract

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Topics: Combustion , Diesel engines , Fuels , Ignition , Natural gas , Cycles , Emissions , Engines , Exhaust systems , Diesel

A Demonstration Study on a High Performance Vertical Roller Mill for a Pulverized Coal Firing Boiler

Yutaka Takeno, Hiroaki Kanemoto, Hideo Mitsui

POWER 2011; 125-130doi:https://doi.org/10.1115/POWER2011-55365

Abstract

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Topics: Boilers , Coal , Firing , Rollers , Energy consumption , Particulate matter , Pressure , Nozzles , Carbon , Fly ash

LES of Pulverized Coal Combustion Furnaces

Kenji Yamamoto, Daisuke Kina, Teruyuki Okazaki, Masayuki Taniguchi, Hirofumi Okazaki, Kenichi Ochi

POWER 2011; 131-139doi:https://doi.org/10.1115/POWER2011-55367

Abstract

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Topics: Coal , Combustion , Furnaces , Emissions , Flames , Temperature , Accuracy and precision , Boilers , Carbon , Engineering simulation

Computationally Predicted Performance of Pulverised Coal Fired Boilers and Study of Ash Deposition Phenomenon

Masato Tamura, Masahiro Uchida, Emi Oono, Yoshiaki Matsuzawa, Takahiro Kozaki, He Li

POWER 2011; 141-146doi:https://doi.org/10.1115/POWER2011-55370

Abstract

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Topics: Boilers , Coal , Absorption , Furnaces , Heat , Computational fluid dynamics , Computers , Modeling , Combustion , Design

Experimental Study on a Compact Methanol-Fueled Reformer With Heat Regeneration Using Ceramic Honeycomb (2^nd Report: Reaction Region Detection by a Positive Ion Current Probe)

Yasuhiro Rai, Hideyuki Kogame, Kazuya Tatsumi, Kazuyoshi Nakabe

POWER 2011; 147-152doi:https://doi.org/10.1115/POWER2011-55377

Abstract

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Topics: Ceramics , Heat , Honeycomb structures , Methanol , Probes , Fuels , Combustion , Exhaust systems , High temperature , Hydrogen production

A Numerical Simulation of Fuel Premixing for PCCI Combustion by Direct Injection

Tsuyoshi Kondo, Tsuguhiko Nakagawa

POWER 2011; 153-159doi:https://doi.org/10.1115/POWER2011-55380

Abstract

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Topics: Combustion , Computer simulation , Fuels , Nitrogen oxides , Cylinders , Diesel engines , Drops , Compression , Electromagnetic scattering , Exhaust systems

Hydrogen Production by a Steam Reforming Reactor for Heavy Hydrocarbons

Yasutaka Fujimoto, Toshio Shinoki, Hirochika Tanigawa, Jiro Funaki, Katsuya Hirata

POWER 2011; 161-167doi:https://doi.org/10.1115/POWER2011-55382

Abstract

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Topics: Hydrogen production , Steam reforming , Carbon dioxide , Methane , Temperature , Thermal equilibrium , Computer simulation , Diffusers , Fuels , Hydrogen

Hydrogen Production by Bio-Fuel Steam Reforming at Low Reaction Temperature

Tsuyoshi Maeda, Toshio Shinoki, Jiro Funaki, Katsuya Hirata

POWER 2011; 169-177doi:https://doi.org/10.1115/POWER2011-55383

Abstract

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Topics: Biofuel , Hydrogen production , Steam reforming , Temperature , Catalysts , Ethanol , Carbon dioxide , Methane , Chemical reactions , Design

Study Results of Combustion Characteristics in Oxy-Fuel Combustion Process

Takahiro Gotou, Toshihiko Yamada, Takashi Kiga, Nobuhiro Misawa, Keiichiro Hashimoto

POWER 2011; 179-184doi:https://doi.org/10.1115/POWER2011-55386

Abstract

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Topics: Combustion , Fuels , Corrosion , Power stations , Carbon capture and storage , Carbon dioxide , Countermeasures , Sulfur compounds , Aluminum , Boiler tubes

Low NO_X Combustion of DME by Exhaust Gas Recirculation Under the High Pressure

Hiroaki Takeuchi, Tatsuro Tanikawa, Ryosuke Matsumoto, Mamoru Ozawa

POWER 2011; 185-190doi:https://doi.org/10.1115/POWER2011-55392

Abstract

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Topics: Combustion , Exhaust gas recirculation , High pressure (Physics) , Nitrogen oxides , Combustion chambers , Emissions , Temperature , Atmospheric pressure , Exhaust systems , Oxygen

Dissolution Rate of Limestone for Wet Flue Gas Desulfurization in the Presence of Citric Acid

Rui-tang Guo, Wei-guo Pan, Xiao-bo Zhang, Jiang Wu, Jian-xing Ren

POWER 2011; 191-195doi:https://doi.org/10.1115/POWER2011-55403

Abstract

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Topics: Flue gas desulfurization , Mass transfer , Temperature

Practice of Deep Desulphurization in a 300MW CFB Boiler

Tinghua Zeng, Zhigang Zhan, Jian Fang, Yi Liu

POWER 2011; 197-203doi:https://doi.org/10.1115/POWER2011-55409

Abstract

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Topics: Boilers , Desulfurization , Flue gases , High temperature

The Simulation of Apparent Directional Emissivity in a Three-Dimensional Non-Isothermal Medium by the DRESOR Method

Qiang Cheng, Xiang-Yu Zhang, Zhi-Chao Wang, Huai-Chun Zhou, Lv-Bin Wu

POWER 2011; 205-213doi:https://doi.org/10.1115/POWER2011-55418

Abstract

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Topics: Emissivity , Simulation

Development and Application of the Intelligent Decision System for Entire Process of Coal Blending

Gang Chen, Ji Xia, Peng Peng, Tao Yang, Wei Gao, Zhuming Yan, Jian Jiang

POWER 2011; 215-220doi:https://doi.org/10.1115/POWER2011-55421

Abstract

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Topics: Coal , Power stations

Study and Application of Two-Level Optimization of Coal Blending for Power Plant Based on On-Line Coal Identification

Ji Xia, Peng Peng, Cheng Zhang, Tao Yang, Gang Chen

POWER 2011; 221-226doi:https://doi.org/10.1115/POWER2011-55422

Abstract

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Topics: Coal , Combustion , Optimization , Power stations

Numerical Simulation Research on Optimizing Blended- Anthracites Combustion in W-Shaped Flame Boiler With Direct-Fired Pulverizing System

G. M. Zhu, B. Yao, Q. F. Jiao, X. N. Duan, Z. J. Wu, Y. Y. Bin, Y. P. Chen

POWER 2011; 227-233doi:https://doi.org/10.1115/POWER2011-55425

Abstract

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Topics: Boilers , Coal , Combustion , Computer simulation , Flames

Experimental Study on the Effects of Declivitous Angle of Secondary Air on the Flow Characteristics and Coal Combustion of a Down-Fired

Jian Shi, Yuzhong Chen, Yubo Hou, Bin Yao

POWER 2011; 235-238doi:https://doi.org/10.1115/POWER2011-55433

Abstract

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Topics: Coal , Combustion , Flow (Dynamics) , Furnaces

Research on Combustion Characteristics of a Jet Flame With Penetration of Side Micro-Jets

Yu-chun Cao, Zheng-wei Wang

POWER 2011; 239-245doi:https://doi.org/10.1115/POWER2011-55440

Abstract

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Topics: Combustion , Flames , Jets

Application Analysis on the Bias and Air Staged Combustion Technology in the Opposed Firing Boiler

Tai-sheng Liu

POWER 2011; 247-254doi:https://doi.org/10.1115/POWER2011-55445

Abstract

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Topics: Boilers , Combustion , Combustion technologies , Firing , Swirling flow , Coal , Ignition , Nitrogen oxides , Emissions , Carbon

Investigation on Removal of NO_x and SO₂ From Flue Gas by Combined Ozone With Absorption and By-Product Treatment

X. Zhang, Z. H. Wang, Y. Q. Zhu, Z. J. Zhou, J. H. Zhou, K. F. Cen

POWER 2011; 255-260doi:https://doi.org/10.1115/POWER2011-55448

Abstract

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Topics: Absorption , Flue gases , Nitrogen oxides , Absorbents , Recycling , Slurries , Water

Research on the Burnout of Fujian Anthracite in CFB Boiler

H. Z. He, H. H. Zhuang, Z. Y. Luo, K. F. Cen

POWER 2011; 261-270doi:https://doi.org/10.1115/POWER2011-55451

Abstract

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Topics: Boilers

CO Concentration Measurement in the High Temperature Flame With Tunable Diode Laser Absorption Spectroscopy

Ting Xu, Fei Wang, Zhishen Jiang, Jianhua Yan, Kefa Cen, Ke Yuan, Huiping Xiao

POWER 2011; 271-276doi:https://doi.org/10.1115/POWER2011-55452

Abstract

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Topics: Absorption spectroscopy , Flames , High temperature , Lasers

Combining Fuel Rich/Lean Burner With the Small Heavy Oil Gun Ignition Techniques Makes Pulverized Coal-Fired Boiler More Efficient

Guiyuan Mo, Hao Zhou, Feng Chen, Hong Yin, Kunzan Qiu, Kefa Cen

POWER 2011; 277-279doi:https://doi.org/10.1115/POWER2011-55472

Abstract

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Topics: Boilers , Coal , Flames , Fuels , Ignition , Stability

Steam Generators

Steam Generator for Advanced Ultra Supercritical Power Plants 700C to 760C

Paul S. Weitzel

POWER 2011; 281-291doi:https://doi.org/10.1115/POWER2011-55039

Abstract

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Topics: Boilers , Power stations , Coal , Alloys , Temperature , Carbon capture and storage , Carbon dioxide , Combustion , Design , Nickel

Integrated Drying and Partial Coal Gasification for Low NO_X Pulverized Coal Fired Boiler

Chittatosh Bhattacharya, Nilotpal Banerjee

POWER 2011; 293-300doi:https://doi.org/10.1115/POWER2011-55108

Abstract

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Topics: Boilers , Coal , Drying , Fuel gasification , Nitrogen oxides , Combustion , Heat , Flames , Fuels , Furnaces

Superheated Steam From CLFR Solar Steam Generators

William M. Conlon, Pete Johnson, Robert Hanson

POWER 2011; 301-307doi:https://doi.org/10.1115/POWER2011-55174

Abstract

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Topics: Boilers , Solar energy , Steam , Superheating , Temperature , Boiler tubes , Cavities , Flow (Dynamics) , Pressure , Radiant heat

Control of Solar Steam Generators

Peter Tanner, Kent Rasmussen, Pete Johnson, Alex Hoermann, Weili Cheng

POWER 2011; 309-316doi:https://doi.org/10.1115/POWER2011-55175

Abstract

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Topics: Boilers , Solar energy , Control equipment , Steam , Solar collectors , Superheating , Feedforward control , Pressure , Signals , Simulation

Comparing Boiler Efficiency Calculation Methods

David A. T. Rodgers, Timothy Golightly, Marc E. Lemmons, William C. Stenzel, Fred D. Lang

POWER 2011; 317-334doi:https://doi.org/10.1115/POWER2011-55215

Abstract

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Topics: Boilers , Computational methods , Coal , Energy budget (Physics)

Interdependence of Renewable and Conventional Fossil Power Generation

John L. Arnold, Laney H. Bisbee, Jim Pratt

POWER 2011; 335-338doi:https://doi.org/10.1115/POWER2011-55275

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Topics: Fossil fuels , Coal , Emissions , Maintainability , Boilers , Climate , Energy generation , Energy policy , Performance , Power stations

Woody Biomass Co-Firing in Pulverized Coal Fired Boilers

Luther M. Raatikka

POWER 2011; 339-350doi:https://doi.org/10.1115/POWER2011-55300

Abstract

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Topics: Biomass , Boilers , Coal , Co-firing , Milling , Wood products

Heat Exchangers and Cooling Systems

Assuring Tube-to-Tubesheet Joint Tightness and Strength

Stanley Yokell

POWER 2011; 351-359doi:https://doi.org/10.1115/POWER2011-55017

Abstract

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Topics: ASME Boiler and Pressure Vessel Code , Joining , Microscopes , Nondestructive evaluation , Shear (Mechanics) , Stress , Testing , Tubular joints , Welded joints

Heating Performance and Application Analysis of the Low-Pressure Injection Heater With Tapered Mixing Space

Jing-yu Ran, Wei-di Wu, Zhi-hua Liu, Li Zhang

POWER 2011; 361-366doi:https://doi.org/10.1115/POWER2011-55049

Abstract

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Topics: Heating , Pressure , Thermal efficiency

Numerical Investigation of Hot Air Recirculation in an Air-Cooled Steam Condenser Under Ambient Conditions

Weifeng He, Yiping Dai, Qingzhong Ma, Danmei Xie

POWER 2011; 367-373doi:https://doi.org/10.1115/POWER2011-55055

Abstract

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Topics: Condensers (steam plant) , Air flow , Power stations , Wind velocity , Computational fluid dynamics , Exhaust systems , Flow (Dynamics) , Turbines , Wind , Boilers

Using Computational Fluid Dynamics to Simulate Multiple Axial Flow Fans in Air-Cooled Steam Condensers

S. J. van der Spuy, T. W. von Backstro¨m, D. G. Kro¨ger

POWER 2011; 375-383doi:https://doi.org/10.1115/POWER2011-55057

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Topics: Axial flow , Computational fluid dynamics , Condensers (steam plant) , Fans , Flow (Dynamics) , Actuators , Disks , Test facilities , Computer simulation , Engineering simulation

The CO₂ Transcritical Power Cycle for Low Grade Heat Recovery: Discussion on Temperature Profiles in System Heat Exchangers

Y. Chen, P. Lundqvist

POWER 2011; 385-392doi:https://doi.org/10.1115/POWER2011-55075

Abstract

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Topics: Carbon dioxide , Heat exchangers , Specific heat , Temperature profiles , Thermodynamic power cycles , Waste heat

Heat Exchangers for Cooling Boiler Flue Gas to Temperatures Below the Water Vapor Dewpoint

Edward Levy, Harun Bilirgen, Michael Kessen, Daniel Hazell, Barbara Carney

POWER 2011; 393-399doi:https://doi.org/10.1115/POWER2011-55106

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Topics: Boilers , Cooling , Flue gases , Heat exchangers , Temperature , Water vapor , Coal , Condensation , Power stations , Buoyancy

Tampa Electric Company - Big Bend Station, The First Complete Station Titanium-Tubed Modular Condenser Changeout - Units 1–4: A Case Study

Patrick Clarke, Darren M. Nightingale, Earl Proud, Dennis J. Schumerth

POWER 2011; 401-422doi:https://doi.org/10.1115/POWER2011-55159

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Topics: Condensers (steam plant) , Titanium , Coal , Power stations , Reliability , Energy sustainability , Flow (Dynamics) , Logistics , Pumps , Seawater

Challenges in Designing and Building a 700 MW All-Air-Cooled Steam Electric Power Plant

John T. Langaker, Christopher Hamker, Ralph Wyndrum

POWER 2011; 423-430doi:https://doi.org/10.1115/POWER2011-55251

Abstract

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Topics: Design , Electricity (Physics) , Steam , Cooling , Power stations , Water , Combined cycles , Construction , Generators , Condensers (steam plant)

Practices in Repairing Heat Exchangers

Fawaz A. Al-Khuliawi

POWER 2011; 431-435doi:https://doi.org/10.1115/POWER2011-55252

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Topics: Heat exchangers , Maintenance , Petroleum industry , Shells

Development of a Compact Primary Heat Exchanger for a Molten Salt Reactor

Matthew Lippy, Mark Pierson

POWER 2011; 437-446doi:https://doi.org/10.1115/POWER2011-55294

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Topics: Heat exchangers , Molten salt reactors , Design , Shells , Dimensions , Fluids , Fuels , Casting , Circuits , Cross section (Physics)

Technical Challenges of Retubing the E´lectricite´ de France (EDF) Belleville Unit 2

Merwin W. Jones, Kim M. Massey, David Voisin

POWER 2011; 447-455doi:https://doi.org/10.1115/POWER2011-55305

Abstract

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Topics: Brass (Metal) , Condensers (steam plant) , Design , Engineering drawings , Flow (Dynamics) , Helium , Lasers , Leakage , Pressure vessels , Risk

Effect of Header on Latent Heat Recovery Heat Exchanger

Masahiro Osakabe

POWER 2011; 457-463doi:https://doi.org/10.1115/POWER2011-55359

Abstract

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Topics: Heat exchangers , Latent heat , Exhaust systems , Heat recovery , Heat , Pressure , Water , Energy / power systems , Energy dissipation , Steam

Enthalpy and Exergy Analysis of Domestic Desiccant Air Conditioner With Cooling Dehumidification and Heating Humidification Using Process Simulator

Shun Hirano, Yoshinori Hisazumi, Tsukasa Hori, Tsutomu Wakabayashi, Akira Kishimoto, Hakaru Enomoto, Kentaro Ueda

POWER 2011; 465-472doi:https://doi.org/10.1115/POWER2011-55368

Abstract

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Topics: Air conditioners , Cooling , Dehumidification , Enthalpy , Exergy analysis , Heating , Exergy , Evaporative cooling , Rotors , Water temperature

Study on Thermal Hydraulic Characteristics of the Stacked High Pressure Resistance Microchannel Heat Exchanger

Shingo Asaba, Koji Iiyama, Akiko Kaneko, Yutaka Abe, Yutaka Suzuki

POWER 2011; 473-480doi:https://doi.org/10.1115/POWER2011-55378

Abstract

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Topics: Heat exchangers , Heat transfer , High pressure (Physics) , Microchannels

Effect of Surface Roughness and Micro-Grooves on Condensed Water Removal in Latent Heat Recovery Heat Exchanger

Kenta Kimoto, Hitoshi Asano, Masafumi Sakurai, Tetsuro Hamada, Makoto Hirotsu, Sakiko Kimura

POWER 2011; 481-487doi:https://doi.org/10.1115/POWER2011-55389

Abstract

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Topics: Heat exchangers , Latent heat , Surface roughness , Water , Heat transfer , Thermal efficiency , Bridges (Structures) , Clearances (Engineering) , Combustion , Energy consumption

Film Cooling With Swirling Coolant Flow Controlled by Impingement Cooling in a Closed Cavity

Kenichiro Takeishi, Yutaka Oda, Yuta Egawa, Satoshi Hada

POWER 2011; 489-498doi:https://doi.org/10.1115/POWER2011-55390

Abstract

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Topics: Cavities , Coolants , Film cooling , Flow (Dynamics) , Impingement cooling , Swirling flow , Wind tunnels , Cooling , Fluorescence , Heat transfer coefficients

Turbines, Generators and Auxiliaries

Root Cause Failure Analysis of a 373 Megawatt Steam Turbine Generator Exhibiting Both Reversible and Irreversible Thermal Sensitivity

Alexi S. Rakow, James S. Edmonds, Joseph F. Rakow, Richard D. Brody

POWER 2011; 499-506doi:https://doi.org/10.1115/POWER2011-55011

Abstract

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Topics: Failure analysis , Generators , Steam turbines , Vibration , Rotors , Winding (process) , Failure mechanisms , Inspection , Insulation , Maintenance

Steam Turbine Valve Testing, Inspection and Maintenance to Avoid Turbine Overspeed Events

Kuda R. Mutama

POWER 2011; 507-514doi:https://doi.org/10.1115/POWER2011-55150

Abstract

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Topics: Inspection , Maintenance , Steam turbines , Testing , Turbines , Valves , Oxidation , Steam , Alloys , Boiler tubes

Qualitative Analysis of an Axial Compressor Model With Non-Constant Speed

Gh. Sari, O. Akhrif, L. Saydy

POWER 2011; 515-524doi:https://doi.org/10.1115/POWER2011-55172

Abstract

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Topics: Compressors , Bifurcation , Rotors , Surges , Control equipment , Dynamics (Mechanics) , Pressure drop , Reliability , Simulation , Simulation results

Turbine Generator Expert System Development

Shuzhen Xu, Terry Cooper, William Doerr

POWER 2011; 525-528doi:https://doi.org/10.1115/POWER2011-55194

Abstract

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Topics: Expert systems , Turbogenerators , Engineers , Damage , Failure mechanisms , Fuzzy logic

Steam Turbine Modernizations at Operating Fossil Power Plants: An Approach to Maximize Efficiency and Optimize Coal Power Plants

Michael W. Smiarowski

POWER 2011; 529-536doi:https://doi.org/10.1115/POWER2011-55232

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Topics: Coal power , Fossil fuels , Steam turbines , Coal , Stress , Air pollution control , Carbon capture and storage , Energy efficiency , Life cycle costing , Life extension

Numerical Simulation of Unsteady Flow Phenomena and Exciting Force in Control Stage of Steam Turbine Under Multiple Working Conditions

Huancheng Qu, Di Zhang, Yonghui Xie, Shouhong Cao, Qilin Wu

POWER 2011; 537-543doi:https://doi.org/10.1115/POWER2011-55261

Abstract

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Topics: Computer simulation , Steam turbines , Unsteady flow , Blades , Flow (Dynamics) , Rotors , Entropy , Pressure , Valves , Annulus

Aerodynamic Performance Assessment of Part-Span Connector of Last Stage Bucket of Low Pressure Steam Turbine

Hiteshkumar Mistry, Manisekaran Santhanakrishnan, John Liu, Alexander Stein, Subhrajit Dey, Jonathon Slepski

POWER 2011; 545-550doi:https://doi.org/10.1115/POWER2011-55265

Abstract

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Topics: Pressure , Steam turbines , Blades , Computational fluid dynamics , Aerodynamics , Design , Flow (Dynamics) , Fluids , Geometry , Reliability

Study on the Steady and Unsteady Aerodynamic Performance of a Radial Inflow Turbine With Small Partial Admission in a Miniature ORC System

Ping Li, Jianhui Chen, Di Zhang, Yonghui Xie

POWER 2011; 551-558doi:https://doi.org/10.1115/POWER2011-55268

Abstract

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Topics: Inflow , Organic Rankine cycle , Turbines , Unsteady flow

Numerical Sensitivity Studies on Nucleation of Droplets in Steam Turbine

A. T. Sriram, Hiteshkumar Mistry, Francisco Moraga, Subhrajit Dey

POWER 2011; 559-565doi:https://doi.org/10.1115/POWER2011-55269

Abstract

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Topics: Drops , Nucleation (Physics) , Steam turbines , Condensation , Modeling , Cooling , Equilibrium (Physics) , Flow (Dynamics) , Nozzles , Blades

Study on the Equivalent Stiffness of Heavy-Duty Gas Turbines Composite Rotor With Curvic Couplings and Spindle Tie-Bolts

Shuxia Yuan, Youyun Zhang, Yongsheng Zhu, Xiangjun Jiang

POWER 2011; 567-576doi:https://doi.org/10.1115/POWER2011-55271

Abstract

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Topics: Composite materials , Couplings , Gas turbines , Rotors , Stiffness , Tie rods , Surface roughness , Compression , Machining , Surface quality

Improving the Incremental Regulation of Steam Turbines Equipped With Mechanical Hydraulic Control (MHC) Systems

William Newbury, Steve DeCrow

POWER 2011; 577-584doi:https://doi.org/10.1115/POWER2011-55281

Abstract

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Topics: Hydraulic control , Steam turbines , Stress , Flow (Dynamics) , Generators , Steam , Cylinders , Engineering standards , Signals , Valves

Case Study of the Effect of Generator Retaining Ring Shrink Fit on Rotor Tooth Top Cracking

Daniel T. Peters, Kevin M. Haley

POWER 2011; 585-594doi:https://doi.org/10.1115/POWER2011-55302

Abstract

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Topics: Cracking (Materials) , Fracture (Process) , Generators , Rotors , Compressive stress , Fatigue , Fatigue analysis , Fatigue life , Finite element analysis , Manufacturing

Development and Verification of Ultra-Long-Blade for Next Generation Steam Turbine

Hiroharu Ooyama, Toshihiro Miyawaki, Kazushi Mori, Toshio Watanabe, Yuichi Hirakawa, Takashi Maruyama

POWER 2011; 595-599doi:https://doi.org/10.1115/POWER2011-55303

Abstract

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Topics: Blades , Steam turbines

Turbogenerator Spark Erosion Inspection and Repair

John Jensen, Alfred Laforet

POWER 2011; 601-605doi:https://doi.org/10.1115/POWER2011-55337

Abstract

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Topics: Electrical discharge machining , Inspection , Maintenance , Turbogenerators , Stators , Generators , Insulation , Damage , Life extension , Machinery

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

POWER 2011; 607-614doi:https://doi.org/10.1115/POWER2011-55344

Abstract

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Topics: Exhaust systems , Steam turbines

Stress Corrosion Cracking of Low-Pressure Steam Turbine Rotor

Liang Yan, Kazuyoshi Nakajima, Shuichi Inagaki, Masao Arimura, Shigeo Hosoi

POWER 2011; 615-621doi:https://doi.org/10.1115/POWER2011-55371

Abstract

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Topics: Pressure , Rotors , Steam turbines , Stress corrosion cracking , Corrosion , Fracture (Materials) , Shapes , Sulfur , X-rays , ASTM International

Advanced Gas Turbine Technology for Sendai Thermal Power Station, Unit No. 4

Sadahiro Ohno, Hiroyuki Yamazaki, Naoki Hagi, Hidehiko Nishimura

POWER 2011; 623-627doi:https://doi.org/10.1115/POWER2011-55384

Abstract

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Topics: Gas turbines , Thermal power stations , Emissions , Firing , Carbon dioxide , Coal , Natural gas , Power stations , Thermal efficiency , Air flow

Development of Air Cooled Combustor for Mitsubishi G Class Gas Turbine

Keizo Tsukagoshi, Shinji Akamatsu, Kenji Sato, Katsunori Tanaka, Hiroaki Kishida, Koichi Nishida, Keijiro Saitoh

POWER 2011; 629-633doi:https://doi.org/10.1115/POWER2011-55387

Abstract

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Topics: Combustion chambers , Gas turbines , Cooling , Nitrogen oxides , Steam , Combined cycle power stations , Dynamics (Mechanics) , Firing , Ignition , Reliability

Development of Mitsubishi 1600°C Class J-Type Gas Turbine

M. Araki, J. Masada, S. Hada, E. Ito, K. Tsukagoshi

POWER 2011; 635-641doi:https://doi.org/10.1115/POWER2011-55388

Abstract

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Topics: Gas turbines , Combined cycle power stations , Energy generation , Engines , Temperature , Turbines

Study of Multi-Stage Test Turbine and Numerical Calculation

Qi Sun, Xianglin Kong, Shengke Jiang, Gangyun Zhong, Yu Shang

POWER 2011; 643-649doi:https://doi.org/10.1115/POWER2011-55399

Abstract

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Topics: Turbines

Numerical Investigations on Aerodynamic Performance of Nozzle Control Stage of a 600MW Steam Turbine Under Different Backing Pressure Conditions

Gangyun Zhong, Jun Li, Zhigang Li, Xin Yan, Qilin Wu

POWER 2011; 651-659doi:https://doi.org/10.1115/POWER2011-55402

Abstract

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Topics: Nozzles , Pressure , Steam turbines

Study of Humid Air Gas Turbine System by Experiment and Analysis

Toru Takahashi, Yutaka Watanabe, Hidefumi Araki, Takashi Eta

POWER 2011; 661-666doi:https://doi.org/10.1115/POWER2011-55404

Abstract

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Topics: Gas turbines , Cycles , Temperature , Thermal efficiency , Combined cycle power stations , Combustion , Combustion chambers , Compressors , Flow (Dynamics) , High pressure (Physics)

Influencing Parameters Analysis on Dynamics Characteristic of a Double-Span Rotor System

Wei Li, Yongqiang Che, Deren Sheng, Jianhong Chen

POWER 2011; 667-673doi:https://doi.org/10.1115/POWER2011-55412

Abstract

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Topics: Dynamics (Mechanics) , Rotors

Experimental Research on Surface Temperature Measurement of Steam Turbine Rotors Based on IR Thermometry

Fangming Lv, Kun Wang, Bo Wu, Shuhong Huang, Guoqiang He, Tao Yang

POWER 2011; 675-681doi:https://doi.org/10.1115/POWER2011-55413

Abstract

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Topics: Emissivity , Infrared radiation , Rotors , Steam , Steam turbines , Temperature measurement

Technology for Straightening the Bent GT Rotor

Yongxiang Zhu, Jinming Leng, Shidong Tang

POWER 2011; 683-686doi:https://doi.org/10.1115/POWER2011-55423

Abstract

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Topics: Gas turbines , Rotors

Parameter Identification of Steam Turbine Speed Governor System

Tao Yang, Lei Tang, Yanghai Li, Wei Gao, Kun Wang, Pinting Zhang, Yanping Zhang, Shuhong Huang

POWER 2011; 687-694doi:https://doi.org/10.1115/POWER2011-55426

Abstract

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Topics: Governors , Simulation , Steam turbines

Development of 60Hz Titanium 48-Inch Last Stage Blade for Steam Turbine

Yoriharu Murata, Naoki Shibukawa, Itaru Murakami, Joji Kaneko, Kenichi Okuno

POWER 2011; 695-700doi:https://doi.org/10.1115/POWER2011-55465

Abstract

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Topics: Blades , Steam turbines , Titanium , Design , Design engineering , Test facilities , Wheels , Annulus , Combined cycle power stations , Computational fluid dynamics

Simple and Combined Cycles

Re-Engineering of an Inlet Air Filtration System for a 100MW Combined Cycle Cogeneration Power Plant

Moritz Dorschel, Stefan aus der Wiesche

POWER 2011; 701-711doi:https://doi.org/10.1115/POWER2011-55247

Abstract

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Topics: Cogeneration plants , Combined cycles , Filtration , Power stations , Computer-aided engineering , Gas turbines , Air pollution , Design , Pressure , Reliability

Comparison Between Air Blows and Gas Blows for Cleaning Power Plant Fuel Gas Piping Systems

Hoc Phung, Gary Jones, Norman K. Smith

POWER 2011; 713-717doi:https://doi.org/10.1115/POWER2011-55326

Abstract

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Topics: Gaseous fuels , Piping systems , Power stations , Accidents , Construction , Energy industry , Explosions , Fire , Hazards , Pacific Ocean

Nuclear Plant Design, Licensing and Construction

Design of Nuclear Safety-Related Steel Ducts/Pipes for Tornado Missile Impact

Shen Wang, Necip O. Akinci, Jie Li, William H. Johnson

POWER 2011; 719-726doi:https://doi.org/10.1115/POWER2011-55023

Abstract

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Topics: Design , Ducts , Missiles , Pipes , Safety , Steel , Ductility , Stress , Pipelines , Shear (Mechanics)

Influence of a Flow Obstacle on Boiling Two-Phase Flow

Takeyuki Ami, Hisashi Umekawa, Mamoru Ozawa

POWER 2011; 727-734doi:https://doi.org/10.1115/POWER2011-55391

Abstract

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Topics: Boiling , Flow (Dynamics) , Two-phase flow , Boiling water reactors , Critical heat flux , Heart failure , Liquid films , Clearances (Engineering) , Fuel rods , Heating