Results 21 to 30 of about 3,345 (182)

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

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

COMPARISON OF ENERGY FLOW STREAM AND ISENTROPIC METHOD FOR STEAM TURBINE ENERGY ANALYSIS

open access: yesActa Polytechnica, 2019
In this paper, a comparison of two different methods for a steam turbine energy analysis is presented. A high-pressure steam turbine from a supercritical thermal power plant (HPT) was analysed at three different turbine loads using the energy flow stream
Sebastijan Blažević   +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

Low power steam turbine energy efficiency and losses during the developed power variation

open access: yesTehnički Glasnik, 2018
This paper investigates low power marine steam turbine during the variation in its developed power. The turbine is used for the Main Feedwater Pump (MFP) drive.
Vedran Mrzljak
doaj   +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

Steam turbine flow path drainage system under different operating conditions [PDF]

open access: yesMATEC Web of Conferences, 2022
One of the important elements of anti-erosion protection of the steam turbine last blades is the use of hollow stator blades. There are grooves on the blade surface that lead the steam mixture inside the blades. This mixture is blown to the diffuser area.
Hoznedl Michal, Bém Jindřich
doaj   +1 more source

A New Steam Turbine Model for Utility System Design and Optimization

open access: yesChemical Engineering Transactions, 2014
Steam turbine shaft power performance and efficiencies depend on turbine size, type, and operating conditions. This work develops a new turbine performance model based on thermodynamic principles and semi-empirical equations to obtain general steam ...
L. Sun, R. Smith
doaj   +1 more source

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