Results 1 to 10 of about 19,852 (117)

Balanced operation strategies of district heating systems based on dynamic hydraulic-thermal modeling

open access: yesEnergy and Built Environment
As the improvement of district heating systems, the fine-tuning of operational equipment has become a promising direction. However, in the practical district heating systems, relying solely on manual control and the existing basic models, the dynamic ...
Xiaojie Lin   +4 more
doaj   +3 more sources

Temperature Dynamic Characteristics Analysis and Thermal Load Dissipation Assessment for Airliner Hydraulic System in a Full Flight Mission Profile

open access: yesMachines, 2022
This paper deals with the modeling of the thermal load and the simulation of thermal dynamic characteristics for the hydraulic system of a large airliner in a full mission profile.
Dong Li, Sujun Dong, Jun Wang, Yunhua Li
doaj   +1 more source

Sub-channel analysis for LBE cooled fuel assembly with grid type spacers of China initiative accelerator driven system

open access: yesFrontiers in Energy Research, 2023
The present study focuses on the thermal hydraulic characteristics of fuel assemblies in the China Initiative Accelerator Driven subcritical System (CiADS), which utilizes grid-type spacers to support lead bismuth eutectic (LBE) cooled fast reactors ...
Qi-Jian Chen   +8 more
doaj   +1 more source

Thermal-hydraulic Assessment of Seven Wire-wrapped rod Bundle [PDF]

open access: yesE3S Web of Conferences, 2020
Lead bismuth eutectic (LBE) is one of the most potential materials for coolant and spallation target for Accelerator Driven Systems (ADS). Thermal-hydraulic behavior of LBE in fuel assembly is a key issue for development of the systems.
Lyu Kefeng, Sheng Xuelei, Ma Xudan
doaj   +1 more source

Analysis of numerical studies on the thermal-hydraulic and neutronic thermal-hydraulic stability of supercritical water reactors [PDF]

open access: yesNuclear Energy and Technology, 2021
The paper presents a review of modern studies on the potential types of coolant flow instabilities in the supercritical water reactor core. These instabilities have a negative impact on the operational safety of nuclear power plants.
Artavazd M. Sujyan   +2 more
doaj   +3 more sources

Research of Thermal Hydraulic Conditions Effect on PWR CIPS Risk

open access: yesFrontiers in Energy Research, 2022
In order to reveal the effect of thermal hydraulic conditions on the PWR CIPS risk, the evaluation of a PWR CIPS risk in the first cycle under different core flow rates, average primary temperatures, power levels, and primary pressures was conducted by ...
Shuqi Meng   +4 more
doaj   +1 more source

A Coupled, Semi-Numerical Model for Thermal Analysis of Medium Frequency Transformer

open access: yesEnergies, 2019
Medium-frequency (MF) transformer has gained much popularity in power conversion systems. Temperature control is a paramount concern, as the unexpected high temperature declines the safety and life expectancy of transformer.
Haonan Tian   +5 more
doaj   +1 more source

Thermal-Hydraulics analysis of pressurized water reactor core by using single heated channel model [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2017
Thermal hydraulics of nuclear reactor as a basis of reactor safety has a very important role in reactor design and control. The thermal-hydraulic analysis provides input data to the reactor-physics analysis, whereas the latter gives information about the
Reza Akbari   +2 more
doaj   +1 more source

Coupling of CFD and lumped parameter codes for thermal-hydraulic simulations of reactor containment

open access: yesComputer Assisted Methods in Engineering and Science, 2017
The work deals with thermal-hydraulic analyses of a pressurized water reactor containment response to accidents caused by a rupture of primary circuit.
Tomasz Bury
doaj   +1 more source

Thermal-hydraulic analysis of light water reactors under different steady-state operating conditions, Part 1: Boiling water reactor [PDF]

open access: yesNuclear Technology and Radiation Protection, 2022
The steady-state thermal-hydraulic analysis of the core of the Boiling Water Reactor (BWR/6) at nominal operating conditions is presented in this paper. The BWR/6 is produced by General Electric USA.
Hutli Ezddin, Kridan Ramadan
doaj   +1 more source

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