Energy Loss Analysis at the Gland Seals of a Marine Turbo-Generator Steam Turbine [PDF]
Tehnički Glasnik, 2020 The paper presents an analysis of marine Turbo-Generator Steam Turbine (TGST) energy losses at turbine gland seals. The analyzed TGST is one of two identical Turbo-Generator Steam Turbines mounted in the steam propulsion plant of a commercial LNG carrier.
Lino Kocijel +3 more
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Thermodynamic analysis of the thermal and exergetic performance of a mixed gas-steam aero derivative gas turbine engine for power generation [PDF]
Heliyon, 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
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Economic efficiency of a gas-turbine topping for steam reheating at heating turbo-installations [PDF]
MATEC Web of Conferences, 2017 The article considers the ways to improve the operating efficiency of conventional combined heat power plants using gas-turbine topping scheme allowing heat utilization of flue gases for steam reheating in the waste-heat steam boiler.
Romashova Olga +3 more
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Effects of Magnetic Mark Display on Mechanical Properties of Laser-Enhanced 17-4PH Blades [PDF]
Cailiao Baohu, 2023 In order to enhance the corrosion resistance of the 17-4PH low-pressure last stage blades，the steam inlet side of the 17-4PH blades needs to be treated with laser-enhanced solid solution.The last stage blades treated with laser solution often show ...
HAN Liang, GONG Wei-xing, FENG Tian-shu, WANG Jian-ze
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Comparative analysis of power distribution, exergy losses and exergy efficiencies of the 200 MW steam turbine for three operating modes with and without turbine steam extraction [PDF]
Tehnika, 2021 The paper calculates the power, exergy losses and exergy efficiencies of the high, medium and low pressure steam turbine, as well as the total exergy losses and exergy efficiency of the 200 MW steam turbine.
Ćehajić Nurdin I. +1 more
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The Change in Low Power Steam Turbine Operating Parameters During Extractions Opening/Closing [PDF]
, 2021 The paper presents steam turbine power, energy and exergy efficiencies and losses analysis during steam extractions opening/closing. The analyzed steam turbine can be used in steam power plant or in the marine steam propulsion system (low-power steam ...
Glavan, Ivica +3 more
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Local Buckling-Induced Forming Method to Produce Metal Bellows
Chinese Journal of Mechanical Engineering, 2023 A novel buckling-induced forming method is proposed to produce metal bellows. The tube billet is firstly treated by local heating and cooling, and the axial loading is applied on both ends of the tube, then the buckling occurs at the designated position ...
Tianyin Zhang +4 more
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Multi-Task Data Imputation for Time-Series Forecasting in Turbomachinery Health Prognostics
Machines, 2022 Time-series forecasting is the core of the prognostics and health management (PHM) of turbomachinery. However, missing data often occurs due to several reasons, such as the failure of sensors. These partially missing and irregular data greatly affect the
Xudong Chen +6 more
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Influence of reheat pressure on reheat cycle economy [PDF]
E3S Web of Conferences, 2021 After steam expands to a certain intermediate pressure in steam turbine, it is led out of steam turbine and sent to reheater of boiler. The steam is heated to the initial temperature by constant pressure in the reheater.
Wang Yarong, Wang Peirong
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