Results 31 to 40 of about 3,345 (182)

Thermodynamic analysis of the thermal and exergetic performance of a mixed gas-steam aero derivative gas turbine engine for power generation

open access: yesHeliyon, 2023
A thermodynamic analysis is performed for an aero derivative gas turbine engine which utilizes steam injection to increase its efficiency. The target was to explore the performance of a high efficiency gas turbine unit for electric power generation ...
J.B.W. Kok, E.A. Haselhoff
doaj   +1 more source

Turbogenerator Steam Turbine Variation in Developed Power: Analysis of Exergy Efficiency and Exergy Destruction Change

open access: yesModelling and Simulation in Engineering, 2018
Developed power variation of turbogenerator (TG) steam turbine, which operates at the conventional LNG carrier, allows insight into the change in turbine exergy efficiency and exergy destruction during the increase in turbine power.
Vedran Mrzljak   +2 more
doaj   +1 more source

Optimization of Steam Distribution Mode for Turbine Units Based on Governing Valve Characteristic Modeling

open access: yesEnergies, 2022
With the extensive application of renewable energy generation, thermal power units are required to participate in peak-regulating operations. The mode of steam distribution significantly influences the economy when the steam turbine operates at a low ...
Lei Zhang   +4 more
doaj   +1 more source

Fatigue life prediction of mistuned steam turbine blades subjected to deviations in blade geometry

open access: yesScience, Engineering and Technology, 2023
The blades of the steam turbine are subjected to bending of the steam flow, centrifugal loading, vibration response, and structural mistuning. These factors mentioned contribute significantly to the fatigue failure of steam turbine blades.
Makgwantsha Mashiachidi, Dawood Desai
doaj   +1 more source

Analysis of Exhaust Gas Heat Utilization in Waste Heat Recovery Power Generator at Indarung V Factory PT Semen Padang

open access: yesAndalas Journal of Electrical and Electronic Engineering Technology, 2023
Increasing energy efficiency in the cement production process at PT Semen Padang is carried out by reusing exhaust gas to produce electricity using Waste heat recovery power generation (WHRPG) with a capacity of 8.5 MW.
Mayang Safira   +5 more
doaj   +1 more source

Experimental Study of Influence of Secondary Combustion on Combustion Characteristics of Axial Staged Combustor

open access: yesShanghai Jiaotong Daxue xuebao
In order to obtain the influencing rule of secondary combustion on emissions and combustion oscillation characteristics of gas turbine axial staged combustor in non-premixed combustion mode and explore a load increasing mode with stable low emission, an ...
SUI Yongfeng, ZHANG Yuming, ZANG Peng, JIA Yuliang, HENG Sijiang, FU Yanni, GE Bing
doaj   +1 more source

Influence of inter nal relative efficiency of steam turbine compartments on the performance of steam turbine cogeneration plant

open access: yesE3S Web of Conferences, 2018
The paper considers a steam turbine cogeneration plant that includes a back-pressure steam turbine and a natural gas-fired steam boiler that enables exhaust gas heat recovery, which is rather promising for the isolated heat and electricity consumers.
Stepanova Elena, Maksimov Alexey
doaj   +1 more source

Study of the operation of a 110 MW combined-cycle power unit at minimum loads when operating on the wholesale electricity market [PDF]

open access: yesE3S Web of Conferences, 2020
Currently, all generating equipment with a capacity of more than 25 MW operates in the wholesale electricity market. The operation of combined cycle gas turbines is complicated by the implementation of daily load schedules.
Marin George   +2 more
doaj   +1 more source

A study on the matching of constraint between steam turbine blade and laboratory specimens

open access: yesAdvances in Mechanical Engineering, 2020
The matching of constraint between laboratory specimens and actual cracked structures is a key problem of the accurate structure integrity assessment.
Jie Yang, Yuman Liu, Haofeng Chen
doaj   +1 more source

Design and Optimization of a Novel Kalina‐Organic Rankine Cycle System Based on LNG Cold Energy Utilization

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study proposes a novel integrated system (SDKC‐DORC) that combines a split‐flow dual‐pressure Kalina cycle with a secondary organic Rankine cycle for the synergistic utilization of solar energy and liquefied natural gas (LNG) cold energy.
Ke Xiao   +6 more
wiley   +1 more source

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