HPR1000 pressurizer degassing system design and analysis

H Cui, Z Cai - Frontiers in Energy Research, 2024 - frontiersin.org
In the Hualong-1 Unit (HPR1000), the hydrogen (H2) concentration should be reduced to 15
mL (STP)/kg 24 h before reactor shutdown when the reactor vessel is scheduled to be …

Research of PWR Pressurizer Insurge Characteristics on Three‐Dimensional Transient Modeling

J Liu, J Zhang, J Shi, D Li - Science and Technology of Nuclear …, 2018 - Wiley Online Library
In order to study the evolution process and hydraulic characteristics of pressurizer insurge in
CPR1000 pressurized water reactor (PWR), the computational fluid dynamics (CFD) of three …

Development of a lumped parameter dynamic degassing model for spray-heating degasser and its application in the pressurizer of a pressurized water reactor

X Zhong, J Yu, X Zhang, M Saeed, Y Li, Z Chen… - Nuclear …, 2021 - Taylor & Francis
The pressurizer of a pressurized water reactor (PWR), as a spray-heating degasser, has
been widely used to remove dissolved gas in the primary coolant of PWRs. In the real …

Simulation and Optimization Study on the Dissolved Hydrogen Precipitation Process in the Liquid Phase of Reactor Pressurizer

Y Qiao, L Gao, Q Fang - 2023 3rd International Conference on …, 2023 - ieeexplore.ieee.org
The hydrogen removal operation are required during the refueling period of pressurized
water reactor nuclear power plants, In order to analyze the process of using a pressurizer to …

Simulation Analysis on the Pressurizer Degassing Sub-System of Module Small Reactor (ACP100)

C Zhiyun, R Yun, L Jianyong… - International …, 2020 - asmedigitalcollection.asme.org
A pressurizer degassing sub-system is designed in Module Small Reactor (ACP100), which
can be used to vent the non-condensable gas dissolved in Reactor Coolant during plant …