Results 31 to 40 of about 902,340 (255)

Procedure of Active Residual Heat Removal after Emergency Shutdown of High-Temperature-Gas-Cooled Reactor

open access: yesScience and Technology of Nuclear Installations, 2014
After emergency shutdown of high-temperature-gas-cooled reactor, the residual heat of the reactor core should be removed. As the natural circulation process spends too long period of time to be utilized, an active residual heat removal procedure is ...
Xingtuan Yang   +3 more
doaj   +1 more source

Numerical discretization analysis of a HTR steam generator model for the thermal-hydraulics code trace [PDF]

open access: yesNuclear Technology and Radiation Protection, 2014
For future high temperature reactor projects, e. g., for electricity production or nuclear process heat applications, the steam generator is a crucial component.
Esch Markus   +2 more
doaj   +1 more source

Seismic analysis of a steam generator for Gyeongju and Pohang earthquakes

open access: yesNuclear Engineering and Technology, 2023
Safety qualification of a steam generator is a crucial issue related to faulted condition design loads, including earthquake loads, and it should be ensured that the structural integrity of a steam generator does not exceed its design load.
Myung Jo Jhung   +4 more
doaj   +1 more source

Research on the Thermal Stratification Phenomenon at the Secondary Side of a Steam Generator in an Isolated Loop

open access: yesEnergies, 2022
In normal operation, there is no significant thermal stratification phenomenon in the tube bundle area of the steam generator of the nuclear power plant.
Xinxin Liu   +3 more
doaj   +1 more source

Nature-Inspired, 3D Origami Solar Steam Generator toward Near Full Utilization of Solar Energy.

open access: yesACS Applied Materials and Interfaces, 2018
Solar steam generation, due to its capability of producing clean water directly by solar energy, is emerging as a promising eco-friendly and energy-efficient technology to address global challenges of water crisis and energy shortage.
Seunghyun Hong   +5 more
semanticscholar   +1 more source

Comparison of four layouts of optimized triple-pressure heat recovery steam generator

open access: yesCase Studies in Thermal Engineering
Triple-pressure heat recovery steam generators are found in various sizes of combined cycle power plants. A triple-pressure heat recovery steam generator consists of economizers, evaporators, and superheaters at high, intermediate, and low pressures ...
Somchart Chantasiriwan
doaj   +1 more source

Analysis of Precooling Injection Transient of Steam Generator for High Temperature Gas Cooled Reactor

open access: yesScience and Technology of Nuclear Installations, 2017
After a postulated design basis accident leads high temperature gas cooled reactor to emergency shutdown, steam generator still remains with high temperature level and needs to be cooled down by a precooling before reactor restarts with clearing of fault.
Yan Wang, Lei Shi, Yanhua Zheng
doaj   +1 more source

A new method to boost performance of heat recovery steam generators by integrating pinch and exergy analyses

open access: yesAdvances in Mechanical Engineering, 2018
Combined cycle power plants are gaining more attention throughout the world and their usage is increasing. This is because their efficiency is higher than simple Rankine or Brayton cycles. However, their efficiency could still increase.
Seyed Abootorab Moosazadeh Moosavi   +4 more
doaj   +1 more source

PORTABLE STEAM GENERATING EQUIPMENT [PDF]

open access: yesProceedings of SPE Rocky Mountain Regional Meeting, 1965
Publication Rights Reserved This paper was prepared for the Rocky Mountain Regional Meeting to be held in Montana, June 10–11, 1965, and is considered the property of the Society of Petroleum Engineers. Permission to copy is restricted to an abstract of not more than 300 words. Illustrations may not be copied. The abstract should contain
openaire   +1 more source

IMPROVED MATHEMATICAL MODEL OF FLUID LEVEL’S DYNAMICS IN A DRUM-TYPE STEAM GENERATOR AS A CONTROLLED OBJECT

open access: yesМіжнародний науково-технічний журнал "Проблеми керування та інформатики"
The features of mathematical modeling of the dynamic properties of the level of a steam-water mixture in a drum-type steam generator are considered. It is shown that the boiling up of the level of the steam-water mixture in the drum-type steam generator,
О.А. Климчук   +3 more
doaj   +1 more source

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