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Reliability design method for steam turbine blades

SHI Jinyuan

Frontiers in Energy 2008, Volume 2, Issue 4,   Pages 363-368 doi: 10.1007/s11708-008-0073-7

Abstract: frequencies and exciting force frequencies of blades as random variables, a reliability design method for steamturbine blades is presented.The fatigue strength and the vibration design reliability of turbine blades are determined with the aidWith these methods, the design reliability of steam turbine blades can be guaranteed in the design stageThis research may provide some scientific basis for reliability design of steam turbine blades.

Keywords： design reliability     force     probability     purport     reliability design    

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1000 MW ultra-supercritical turbine steam parameter optimization

FENG Weizhong

Frontiers in Energy 2008, Volume 2, Issue 2,   Pages 187-193 doi: 10.1007/s11708-008-0030-5

Abstract: The 2 × 1000 MW ultra-supercritical steam turbine of Shanghai Waigaoqiao Phase III project, which usesgrid frequency regulation and overload control through an overload valve, is manufactured by Shanghai TurbineThrough optimization, the steam pressure is regarded as the criterion between constant pressure and slidingAt high circulating water temperature, the turbine overload valve is kept closed when the unit load iscondenser to reduce the exhaust steam flow and the heat load to the main condenser, the unit average
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Probability strength design of steam turbine blade and sensitivity analysis with respect to random parameters

DUAN Wei

Frontiers in Energy 2008, Volume 2, Issue 1,   Pages 107-115 doi: 10.1007/s11708-008-0018-1

Abstract: Many stochastic parameters have an effect on the reliability of a steam turbine blade during practical

Keywords： Probability sensitivity     sensitivity analysis     number     cross-section     statistical    

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Effect of heat transfer coefficient of steam turbine rotor on thermal stress field under off-design condition

Jie GUO,Danmei XIE,Hengliang ZHANG,Wei JIANG,Yan ZHOU

Frontiers in Energy 2016, Volume 10, Issue 1,   Pages 57-64 doi: 10.1007/s11708-015-0385-3

Abstract: The precise calculation of temperature and thermal stress field of steam turbine rotor under off-designThe result shows that the accuracy of coefficient calculation when steam parameters are low has a greaterWhen steam parameters are high and HT coefficient is larger than 10 W/(m ·°C), there will be barely

Keywords： steam turbine     rotor     thermal stress     heat transfer coefficient     empirical formula    

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Vibration Fault Diagnosis for Large Scale Steam Turbine Sets

Yu Wenhu,Song bin

Strategic Study of Chinese Academy of Engineering 2001, Volume 3, Issue 1,   Pages 44-50

Abstract:

This paper describes the development of vibration fault diagnosis for steam turbines being used inSystem of performance and vibration remote monitoring and diagnosis for large-scale steam turbine setsFinally, this paper presents the develop trends of vibration fault diagnosis for steam turbines

Keywords： steam turbine sets     fault diagnosis     vibration     performance diagnosis    

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Numerical simulation of a new hollow stationary dehumidity blade in last stage of steam turbine

Youmin HOU, Danmei XIE, Wangfan LI, Xinggang YU, Yang SHI, Hanshi QIN

Frontiers in Energy 2011, Volume 5, Issue 3,   Pages 288-296 doi: 10.1007/s11708-011-0160-z

Abstract: As a result of adopting saturation steam and long blade, problems of water erosion of last stage bladefor steam turbine become more prominent.In order to improve the operation reliability and efficiency of steam turbine, it is necessary to investigatethe nonequilibrium condensing wet steam two phase flow and the dehumidity method.steam condensing flow in the cascades.

Keywords： steam turbine     hollow stationary blade     dehumidity     numerical simulation    

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Steam turbine governor modeling and parameters testing for power system simulation

Ying LI, Chufeng PENG, Zenghui YANG

Frontiers in Energy 2009, Volume 3, Issue 2,   Pages 198-203 doi: 10.1007/s11708-009-0004-2

Abstract: The theoretical modeling, parameters test and model correction for a steam turbine (ST) governor are

Keywords： power system simulation     ST governor system     modeling     parameters testing    

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The Analysis on the Air-exciting-vibration Force of Steam Turbine

Chai Shan,Zhang Yaoming,Qu Qingwen,Zhao Youqun,Yao Fusheng

Strategic Study of Chinese Academy of Engineering 2001, Volume 3, Issue 4,   Pages 68-72

Abstract: force are derived for straight blade, short twist blade, long twist blade and the control stage of steamturbine in uniform air-flow field.air-exciting-vibration force can be directly calculated based on the design parameters and air-flow parameters of steamturbine.

Keywords： steam turbine     air-exciting-vibration force     hydro-dynamics    

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Structure improvement and strength finite element analysis of VHP welded rotor of 700°C USC steam turbine

Jinyuan SHI,Zhicheng DENG,Yong WANG,Yu YANG

Frontiers in Energy 2016, Volume 10, Issue 1,   Pages 88-104 doi: 10.1007/s11708-015-0387-1

Abstract: element analysis method for very high pressure (VHP) rotors of the 700°C ultra-super-critical (USC) steamturbine are presented.The main parameters of steam and the steam thermal parameters of blade stages of VHP welded rotors aswell as the start and shutdown curves of the steam turbine are determined.turbine is safe at the steady condition and during the transient start or shutdown process.

Keywords： 700°C ultra-super-critical unit     steam turbine     very high pressure rotor     structure strength design     strength    

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High-Level Layout Technology and Engineering Application for Advanced Air-Cooled Ultra-Supercritical Steam-Turbine

Wang Shumin , Zhang Yi , Xu Lu , Li Yanbing , Gu Yongzheng , Zhuo Hua , Sun Rui , Zhang Manping , Jiang Shihong , Liu Jianhai , Li Hongxing

Strategic Study of Chinese Academy of Engineering 2023, Volume 25, Issue 2,   Pages 147-159 doi: 10.15302/J-SSCAE-2023.02.012

Abstract: engineering innovation practice of the high-level layout technology for an air-cooled ultra-supercritical steam-turbinepipelines, and steam turbine generator unit through technological breakthroughs.and reheat steam pipelines of the high-level layout (its operating floor level being 65 m) can save34.2% and 20.9% of raw materials,respectively; and exhaust steam pipes of the air-cooled island can saveThis can provide practical experience for the construction of economical high-temperature steam

Keywords： ultra-supercritical     advanced coal-fired power     air-cooled steam turbine generator unit     high-level layout    

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Modeling analysis on solar steam generator employed in multi-effect distillation (MED) system

Zhaorui ZHAO, Bao YANG, Ziwen XING

Frontiers in Energy 2019, Volume 13, Issue 1,   Pages 193-203 doi: 10.1007/s11708-019-0608-0

Abstract: Specifically, the effects of operating parameters, such as the motive steam temperature, seawater flowproduced have been investigated in the MED desalination system combined with the bilayer wood solar steamIt is found that, under a given operating condition, there exists an optimum steam generation temperatureThis parametric simulation study will help the design of efficient bilayer wood solar steam generator

Keywords： solar energy     steam generating     multi-effect desalination    

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Intrinsic kinetics and external diffusion of catalytic steam gasification of fine coal char particles

Xuantao Wu, Jie Wang

Frontiers of Chemical Science and Engineering 2019, Volume 13, Issue 2,   Pages 415-426 doi: 10.1007/s11705-018-1725-8

Abstract: Catalytic steam gasification of fine coal char particles was carried out using a self-made laboratory

Keywords： coal char     catalytic steam gasification     pressure     kinetics     diffusion    

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Performance evaluation of an improved biomass-fired cogeneration system simultaneously using extraction steam

Frontiers in Energy 2022, Volume 16, Issue 2,   Pages 321-335 doi: 10.1007/s11708-021-0741-4

Abstract: In place of the traditional single heat source (extraction steam), the extraction steam from the turbine

Keywords： biomass-fired cogeneration     district heat production system     absorption heat pump     extraction steam    

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Condition monitoring of a wind turbine generator using a standalone wind turbine emulator

Himani,Ratna DAHIYA

Frontiers in Energy 2016, Volume 10, Issue 3,   Pages 286-297 doi: 10.1007/s11708-016-0419-5

Abstract: The intend of this paper is to give a description of the realization of a low-cost wind turbine emulatortechnology from graze required for the condition monitoring to diagnose rotor and stator faults in a wind turbinecharacteristics both under step variations and arbitrary variation in the wind speed of a typical wind turbineThis wind turbine emulator (WTE) can be reconfigured or analyzed for condition monitoring without the

Keywords： condition monitoring (CM)     wind turbine emulator (WTE)     wind turbine generator (WTG)     maximum power point    

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A steam dried municipal solid waste gasification and melting process

Gang XIAO, Baosheng JIN, Mingjiang NI, Kefa CEN, Yong CHI, Zhongxin TAN

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 2,   Pages 193-204 doi: 10.1007/s11783-010-0268-0

Abstract: Considering high-moisture municipal solid waste (MSW) of China, a steam dried MSW gasification and meltingMoisture percentage was reduced from 50% to 20% roughly when MSW was dried by slightly superheated steamboiler heat efficiency of an industrial MSW incineration plant reaches 86.97% when MSW is dried by steam

Keywords： municipal solid waste (MSW)     steam drying     gasification and melting    

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Title Author Date Type Operation

Reliability design method for steam turbine blades

SHI Jinyuan

Journal Article

1000 MW ultra-supercritical turbine steam parameter optimization

FENG Weizhong

Journal Article

Probability strength design of steam turbine blade and sensitivity analysis with respect to random parameters

DUAN Wei

Journal Article

Effect of heat transfer coefficient of steam turbine rotor on thermal stress field under off-design condition

Jie GUO,Danmei XIE,Hengliang ZHANG,Wei JIANG,Yan ZHOU

Journal Article

Vibration Fault Diagnosis for Large Scale Steam Turbine Sets

Yu Wenhu,Song bin

Journal Article

Numerical simulation of a new hollow stationary dehumidity blade in last stage of steam turbine

Youmin HOU, Danmei XIE, Wangfan LI, Xinggang YU, Yang SHI, Hanshi QIN

Journal Article

Steam turbine governor modeling and parameters testing for power system simulation

Ying LI, Chufeng PENG, Zenghui YANG

Journal Article

The Analysis on the Air-exciting-vibration Force of Steam Turbine

Chai Shan,Zhang Yaoming,Qu Qingwen,Zhao Youqun,Yao Fusheng

Journal Article

Structure improvement and strength finite element analysis of VHP welded rotor of 700°C USC steam turbine

Jinyuan SHI,Zhicheng DENG,Yong WANG,Yu YANG

Journal Article

High-Level Layout Technology and Engineering Application for Advanced Air-Cooled Ultra-Supercritical Steam-Turbine

Wang Shumin , Zhang Yi , Xu Lu , Li Yanbing , Gu Yongzheng , Zhuo Hua , Sun Rui , Zhang Manping , Jiang Shihong , Liu Jianhai , Li Hongxing

Journal Article

Modeling analysis on solar steam generator employed in multi-effect distillation (MED) system

Zhaorui ZHAO, Bao YANG, Ziwen XING

Journal Article

Intrinsic kinetics and external diffusion of catalytic steam gasification of fine coal char particles

Xuantao Wu, Jie Wang

Journal Article

Performance evaluation of an improved biomass-fired cogeneration system simultaneously using extraction steam

Journal Article

Condition monitoring of a wind turbine generator using a standalone wind turbine emulator

Himani,Ratna DAHIYA

Journal Article

A steam dried municipal solid waste gasification and melting process

Gang XIAO, Baosheng JIN, Mingjiang NI, Kefa CEN, Yong CHI, Zhongxin TAN

Journal Article