نتایج جستجو برای: thermal power plant

تعداد نتایج: 1054016  

Journal: :Jurnal Teknik Mesin 2022

The performance of a power plant can be known from the calculation efficiency in generating sector. Steam plants utilize series energy conversion processes including: chemical into thermal when extracting heat coal as fuel to boilers, mechanical turbines and electrical generators. Like other steam plants, Teluk Sirih PLTU located Bungus Kabung, West Sumatra has same production process. it's jus...

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Making potable water through desalination plants is a very important process in Iran where clean water is highly required. On the other hand, large amount of fossil fuel sources leads to the development of gas turbine power plants all over the country. Furthermore, Persian Gulf in the south and Caspian Sea in the north could be the main sources for supplying potable water in water scarcity area...

Journal: :محیط زیست طبیعی 0
آسیه صادقی دانش آموخته کارشناسی ارشد محیط زیست، دانشگاه تهران، دانشکده منابع طبیعی، ایران نعمت ا... خراسانی استاد دانشگاه تهران، دانشکده منابع طبیعی، ایران افشین دانه کار دانشیار دانشگاه تهران، دانشکده منابع طبیعی، ایران طاهره اردکانی مربی دانشگاه یزد، مرکز آموزش عالی اردکان، ایران

increasing the usage of electricity power illustrates its growing proportion and effective role in the energy economy. it also depicts the connection between using the electricity power and economic development. regarding the strategic role of power plants in the economic and social development, the absence of the environmental considerations in all phases, including site selection, planning, p...

Journal: :E3S web of conferences 2023

In order to further improve the operation level of provincial grid direct thermal power units, optimize data quality unit system, diagnose and analyze comprehensively evaluate regulation ability from aspects heating capacity, minimum startup mode whole plant, load capacity state, so as provide support for accurate scheduling unit.

2017
Miguel J. Prieto Juan Á. Martínez Rogelio Peón Lourdes Á. Barcia Fernando Nuño

Thermal oil has been used as heat transfer fluid in many solar thermal power plants, which also use molten salts as thermal energy storage system. Since the engineering of these plants is relatively new, control of the thermal energy storage system is currently achieved in manual or semiautomatic ways, controlling its variables with proportional-integral-derivative (PID) regulators. Once the pl...

2013
Robert J Stewart Wilfred M Wollheim Ariel Miara N Madden A Lewis M Davis

In this study, we review federal datasets to assess the impacts of once-through power plant cooling systems on summer freshwater temperatures in the United States from 1996 to 2005. We find that maximum reported temperature discharges averaged 37 C (1996–2005) and were 9.5 C (1996–2000) to 10 C (2001–2005) higher than maximum reported intake temperatures during the summer. More than half of all...

2015
J. Ji E. Lee M. Yu J. Ahn J. Yi

Power production in Korea can be classified into nuclear, thermal, and hydropower generation. The nuclear power plant occupies the largest portion of power generation, whilst hydropower only accounts for 2%. Nevertheless, many people are interested in hydropower generation, because its power generation time is shorter than that of nuclear and thermal power. In addition, it is considered as clea...

2017
Yong Zhu Rongrong Zhai Yongping Yang Miguel Angel Reyes-Belmonte

In this paper, we conduct a techno-economic analysis of a 1000 MWe solar tower aided coal-fired power generation system for the whole life cycle. Firstly, the power output (from coal and solar thermal energy) under variable direct normal irradiance and grid demand are studied. Secondly, a financial assessment is performed, including profits and losses of the plant project. Thirdly, sensitivity ...

2016
A. Yasmine Begum

A superheater is an essential part of the steam generation process in the boiler-turbine system. Reliable control of temperature in the superheated steam temperature system is necessary to guarantee efficiency and high load-following capability in the operation of coal-fired Thermal power plant. The PI and PID controllers are extensively used in cascade control of secondary superheated steam te...

A. H. Mosafa , L. Garooci Farshi, S. M. Seyed Mahmoudi ,

The exhaust gases of gas turbine power plant carry a significant amount of thermal energy that is usually expelled to the atmosphere this causes a reduction in net work and efficiency of gas turbine. On the other hand, the generated power and efficiency of gas turbine plants depend largely on the temperature of the inlet air, So that they both increase as the inlet air temperature decreases. Th...

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