Results 21 to 30 of about 591,674 (287)

Development of excitation test method for non-synchronous vibration of rotating turbine blade (Measurement of damping of non-synchronous vibration mode)

open access: yesNihon Kikai Gakkai ronbunshu, 2016
In order to analyze the blade vibration caused by flutter, it is necessary to understand both the aerodynamic damping and structural damping of the high vibration stress. Flutter Vibration mode occurring in the rated speed is non-synchronous mode.
Ryou AKIYAMA   +3 more
doaj   +1 more source

Numerical Simulation of Combustion and Emission Characteristics during Gas Turbine Startup Procedure

open access: yesEnergies, 2022
The annual operation data of an F-class gas turbine generator set revealed that the duration of the startup process accounts for about 8.5% of the whole operation process.
Yang Ding   +5 more
doaj   +1 more source

Simple prediction method of unstable fluid force in turbine blade row of steam turbine

open access: yesNihon Kikai Gakkai ronbunshu, 2016
Unstable fluid force may be induced by rotor blade eccentricity in turbo machinery such as steam turbines. To develop a prediction method for unstable fluid force in turbine blade rows, we calculated the fluid force by using computational fluid dynamics (
Kiyoshi YABATA   +2 more
doaj   +1 more source

Parametric analysis of the efficiency of the combined gas-steam turbine unit of a hybrid cycle for the FPSO vessel

open access: yesPolish Maritime Research, 2022
A thermal diagram of the combined gas-steam turbine unit of a hybrid cycle, which is an energy complex consisting of a base gas turbine engine with a steam turbine heat recovery circuit and a steam-injected gas turbine operating with overexpansion, is ...
Serbin Serhiy   +3 more
doaj   +1 more source

Analysis on corrosion fatigue cracking mechanism of 17-4PH blade of low pressure rotor of steam turbine

open access: yesEngineering Failure Analysis, 2020
The causes of many blade fractures of a steam turbine in a power plant were studied by means of macro analysis, mechanical tests, metallographic examination, SEM and X-ray fluorescence spectrum analysis (XRF).
Yuwei Wei   +8 more
semanticscholar   +1 more source

Improvement of Marine Steam Turbine Conventional Exergy Analysis by Neural Network Application

open access: yesJournal of Marine Science and Engineering, 2020
This article presented an improvement of marine steam turbine conventional exergy analysis by application of neural networks. The conventional exergy analysis requires numerous measurements in seven different turbine operating points at each load, while ...
Sandi Baressi Segota   +4 more
semanticscholar   +1 more source

Identification and Application of the Flow Characteristics of Steam Turbine Valve Based on LSSVM

open access: yesZhongguo dianli, 2020
The accurate identification of the valve flow characteristic of steam turbine is of great importance for the turbine control. In this paper, a method based on least-squares support vector machine (LSSVM) is proposed to identify the valve flow ...
Zhijie WANG   +3 more
doaj   +1 more source

Comparative Study of Induction Motor and Steam Turbine at Kebon Agung Sugar Factory Malang Indonesia [PDF]

open access: yesEngineering and Technology Journal, 2023
Induction motors and steam turbines are the main components in the sugar cane milling process. This study analyzes the efficiency of induction motors and steam turbines as mill drives at the Kebon Agung Sugar Factory in Malang, Indonesia. This study used
Roro Hendaryati   +6 more
doaj   +1 more source

Performance Analysis of Combined Cycle with Air Breathing Derivative Gas Turbine, Heat Recovery Steam Generator, and Steam Turbine as LNG Tanker Main Engine Propulsion System

open access: yesJournal of Marine Science and Engineering, 2020
This study explains the performance analysis of a propulsion system engine of an LNG tanker using a combined cycle whose components are gas turbine, steam turbine, and heat recovery steam generator. The researches are to determine the total resistance of
W. Nirbito   +2 more
semanticscholar   +1 more source

Steady-State Operation Characteristics of 100 MW Class Steam Turbine System

open access: yes南方能源建设, 2022
[Introduction] To effectively improve the cycle efficiency, the Integrated Gasification Combined Cycle (IGCC) power generation system has received extensive attention due to its advantages of high thermal efficiency, low pollution, and flexible operation.
Lin JIANG   +6 more
doaj   +1 more source

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