Results 41 to 50 of about 489 (188)

Study on Dynamic Characteristics and Control Strategies of Large Scale Cyclopentane Flooded Organic Rankine Cycle System

open access: yesEnergy Science &Engineering, Volume 14, Issue 1, Page 61-79, January 2026.
Cyclopentane shows great potential as a working fluid for recovering gas turbine exhaust heat in organic rankine cycle (ORC) systems. A dynamic characteristics and control strategies analysis of a flooded ORC system using cyclopentane reveals that system safety can be ensured by adjusting the working fluid pump speed based on evaporator liquid‐level ...
Haibo Xu   +6 more
wiley   +1 more source

Modified Active Disturbance Rejection Control Tuning Based on Desired Maximum Sensitivity Constraints for a Class of High‐Order Inertial Processes

open access: yesIET Control Theory &Applications, Volume 20, Issue 1, January/December 2026.
A quantitative tuning rule for input modified active disturbance rejection control is derived based on the Nyquist asymptote and desired maximum sensitivity constraint. The rule simplifies parameter tuning to a single variable and shows superior performance in superheater steam temperature system with broad industrial applicability.
Honghao Li   +4 more
wiley   +1 more source

Fault‐Tolerant Temperature Control of HRSG Superheaters: Stability Analysis Under Valve Leakage Using Physics‐Informed Neural Networks

open access: yesIET Control Theory &Applications, Volume 20, Issue 1, January/December 2026.
This paper proposes a fault‐tolerant steam temperature control framework for heat recovery steam generator (HRSG) superheaters that combines a PI plus feedforward controller with physics‐informed neural networks to adapt control gains under valve leakage faults.
Mojtaba Fanoodi   +3 more
wiley   +1 more source

Corrosion Behaviour of Various Superheater Steels in Cleaning Solutions

open access: yesInternational Journal of Electrochemical Science, 2020
In recent years, with the increase in the national power supply demand, a large number super-critical units have been put into production in thermal power plants.
Xigang Yang, Hao Zhang, Yu Tan
doaj   +1 more source

Web‐Based Algorithm‐Driven Digital Twin for Smart Coal‐Fired Power Plants and Energy Systems

open access: yesDigital Twins and Applications, Volume 3, Issue 1, January/December 2026.
This work presents a web based algorithm‐driven digital twin for smart coal‐fired power plants, where physical systems geometry is reconstructed as a 3‐D model, animated and configured in Unity, and exported as WebGL. Control algorithms embedded at the web layer drive the replica interactively, achieving real‐time virtual‐physical synchronization for ...
Zhongcheng Lei   +4 more
wiley   +1 more source

Temperature analysis of reheater in coal-fired thermal power plant radiant boiler

open access: yesNihon Kikai Gakkai ronbunshu
Coal-fired power plants continue to play a central role in Japan’s electricity supply, accounting for approximately 28% of total generation in 2023. Within these plants, boilers are critical components that generate high-temperature, high-pressure steam ...
Ayumu NAKAJIMA   +3 more
doaj   +1 more source

Optimized Solar Tower Multigeneration System With Integrated Rankine, ORC, Kalina, and Absorption Cycles: Thermodynamic Analysis and MOAVOA–MADDPG Optimization

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
This study presents a novel next‐generation solar‐tower multigeneration plant that integrates a heliostat field with molten‐salt thermal‐energy storage (TES), a triple‐pressure reheat Rankine cycle, an organic Rankine cycle (ORC) using isobutane, a Kalina cycle with ammonia–water mixture, a single‐effect LiBr‐water absorption chiller, a vapor ...
Seyed Saeed Razavian, Mojtaba Babaelahi
wiley   +1 more source

Analisa Unjuk Kerja Secondary Superheater PLTGU Dan Evaluasi Peluang Peningkatan Effectiveness Dengan Cara Variasi Jarak, Jumlah dan Diameter Tube

open access: yesJurnal Teknik ITS, 2013
Superheater merupakan alat yang berfungsi untuk menghilangkan kadar air dalam uap dengan cara menaikkan temperatur uap jenuh sampai menjadi uap panas lanjut (superheated vapour).
Viki Wahyu Endriyana, Djatmiko Ichsani
doaj  

High-Temperature Graphitization Failure of Primary Superheater Tube

open access: yesHigh Temperature Materials and Processes, 2015
Failure of boiler tubes is the main cause of unit outages of the plant, which further affects the reliability, availability and safety of the unit. So failure analysis of boiler tubes is absolutely essential to predict the root cause of the failure and ...
Ghosh D.   +4 more
doaj   +1 more source

Analysis of superheater tubes failure [PDF]

open access: yesE3S Web of Conferences, 2019
Failures of boiler pressure parts, which working in high temperature and pressure conditions are often caused by overheating or corrosion. These two parameters are decisive, but not the only ones.
Felkowski Łukasz, Mędrala Jakub
doaj   +1 more source

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