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Dynamic simulation of a space gas-cooled reactor power system with a closed Brayton cycle

Frontiers in Energy 2021, Volume 15, Issue 4,   Pages 916-929 doi: 10.1007/s11708-021-0757-9

Abstract: Space nuclear reactor power (SNRP) using a gas-cooled reactor (GCR) and a closed Brayton cycle (CBC)To investigate the safety characteristics and develop the control strategies for gas-cooled SNRP, transientIf 0.4 $ reactivity is introduced into the core, the maximum temperature that the fuel can reach is 2059This paper may provide valuable references for safety design and analysis of the gas-cooled SNRP coupled

Keywords： gas-cooled space nuclear reactor power     closed Brayton cycle     system startup and shutdown     positive reactivity    

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The Shandong Shidao Bay 200 MWe High-Temperature Gas-Cooled Reactor Pebble-Bed Module (HTR-PM Review

Zuoyi Zhang, Yujie Dong, Fu Li, Zhengming Zhang, Haitao Wang, Xiaojin Huang, Hong Li, Bing Liu, Xinxin Wu, Hong Wang, Xingzhong Diao, Haiquan Zhang, Jinhua Wang

Engineering 2016, Volume 2, Issue 1,   Pages 112-118 doi: 10.1016/J.ENG.2016.01.020

Abstract: Shandong Province, China, the construction of the reactor building for the world’s first high-temperaturegas-cooled reactor pebble-bed module (HTR-PM) demonstration power plant was completed in June, 2015.

Keywords： Nuclear energy     High-temperature gas-cooled reactor     Pebble bed     Modular high-temperature gas-cooled reactor     High-temperature gas-cooled reactor pebble-bed module    

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A numerical study of helium-heated inorganic membrane reformer coupling to HTGR

YIN Huaqiang, JIANG Shengyao, JU Huaiming, ZHANG Youjie

Frontiers in Energy 2007, Volume 1, Issue 4,   Pages 446-450 doi: 10.1007/s11708-007-0065-3

Abstract: its computer program were developed for helium-heated inorganic membrane reformer coupling to high temperaturegas-cooled reactor (HTGR).

Keywords： temperature gas-cooled     one-dimensional quasi-homogeneous     steady-state     helium-heated    

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Development Strategy of High Temperature Gas Cooled Reactor in China

Zhang Zuoyi, Wu Zongxin, Wang Dazhong, Tong Jiejuan

Strategic Study of CAE 2019, Volume 21, Issue 1,   Pages 12-19 doi: 10.15302/J-SSCAE-2019.01.003

Abstract:

High temperature gas cooled reactor (HTGR) together with its successor, the very high temperature reactor, is one of the six nuclear energy systems identified and selected

Keywords： high temperature gas cooled reactor     very high temperature     technology road map    

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Nuclear Hydrogen Production Based on High Temperature Gas Cooled Reactor in China

Zhang Ping, Xu Jingming, Shi Lei, Zhang Zuoyi

Strategic Study of CAE 2019, Volume 21, Issue 1,   Pages 20-28 doi: 10.15302/J-SSCAE-2019.01.004

Abstract: most prospective approaches for efficient, massive and CO2-free hydrogen production, while the high temperaturegas cooled reactor (HTGR) which has been intensively developed in China is considered as the most suitableiodine-sulfur thermochemical water-splitting process, the hybrid sulfur process, as well as the high temperature

Keywords： high temperature gas cooled reactor     nuclear hydrogen production     thermochemical cycle     high temperature    

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Improvement of part-load performance of gas turbine by adjusting compressor inlet air temperature and

Frontiers in Energy 2022, Volume 16, Issue 6,   Pages 1000-1016 doi: 10.1007/s11708-021-0746-z

Abstract: A novel adjusting method for improving gas turbine (GT) efficiency and surge margin (SM) under part-loadMoreover, the regulation rules of the compressor inlet air temperature and the IGV opening are studiedFor the best GT performance of a given load, the IGV could be adjusted according to inlet air temperature, when inlet air temperature is lower than the optimal value with different IGV openings.Further, when the IGV is in a full opening state and an optimal inlet air temperature is achieved by

Keywords： inlet air temperature     inlet guide vane (IGV) opening     part-load     equilibrium running line     gas turbine    

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Corrosion mechanisms of candidate structural materials for supercritical water-cooled reactor

Lefu ZHANG, Fawen ZHU, Rui TANG

Frontiers in Energy 2009, Volume 3, Issue 2,   Pages 233-240 doi: 10.1007/s11708-009-0024-y

Abstract: presently considered to be the candidate structural or fuel-cladding materials for supercritical water-cooledgeneral corrosion mechanism of those candidate materials exhibits quite complicated mechanism in high-temperature

Keywords： supercritical water-cooled reactor     general corrosion     oxide film     corrosion mechanism    

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Modeling the gas flow in a cyclone separator at different temperature and pressure

Gujun WAN, Guogang SUN, Cuizhi GAO, Ruiqian DONG, Ying ZHENG, Mingxian SHI

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 4,   Pages 498-505 doi: 10.1007/s11705-010-0502-0

Abstract: The gas flow field in a cyclone separator, operated within a temperature range of 293 K – 1373 K andThe computational results show that the temperature and pressure significantly influence the gas velocityThis tendency of the decrease or increase, however, reduces gradually when the temperature is above 1000The temperature and pressure have a relatively weak influence on the axial velocity profiles.The outer downward flow rate increases with a temperature increase, whereas it decreases with a pressure

Keywords： cyclone separator     high temperature     high pressure     flow field     numerical simulation    

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Preliminary design of an SCO conversion system applied to the sodium cooled fast reactor

Frontiers in Energy 2021, Volume 15, Issue 4,   Pages 832-841 doi: 10.1007/s11708-021-0777-5

Abstract: carbon dioxide (SCO2) Brayton cycle has become an ideal power conversion system for sodium-cooledsub>e large pool SFR (CFR1200) is used as the heat source of the system, and the sodium circuit temperatureis adjusted with the goal of maintaining the sodium-carbon dioxide heat exchanger sodium side outlet temperature

Keywords： sodium-cooled fast reactor (SFR)     supercritical carbon dioxide (SCO2)     brayton cycle     load    

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Studies on advanced water-cooled reactors beyond generation III for power generation

CHENG Xu

Frontiers in Energy 2007, Volume 1, Issue 2,   Pages 141-149 doi: 10.1007/s11708-007-0018-6

Abstract: The paper discusses some main criteria for the selection of future water-cooled reactors by consideringBased on the suggested selection criteria, two new types of water-cooled reactors are recommended forThe supercritical water-cooled reactor has favorable features in economics, sustainability and technologyA new supercritical water-cooled reactor (SCWR) core structure (the mixed reactor core) and a new fuel

Keywords： Chinese situation     selection     generation     water-cooled     feasibility    

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The Status of the US High-Temperature Gas Reactors Review

Andrew C. Kadak

Engineering 2016, Volume 2, Issue 1,   Pages 119-123 doi: 10.1016/J.ENG.2016.01.026

Abstract: US passed the Energy Policy Act of 2005 mandating the construction and operation of a high-temperaturegas reactor (HTGR) by 2021.Despite high hopes and expectations, the current status is that high temperature reactors have been relegatedbut not limited to insufficient government funding requirements for research, unrealistically high temperaturewater small modular light water reactors, little utility interest in new technologies, very low natural gas

Keywords： High temperature gas reactor     Next-Generation Nuclear Plant (NGNP)     Licensing     Nuclear Regulatory Commission    

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Feasibility analysis of modified AL-6XN steel for structure component application in supercritical water-cooled

Xinggang LI, Qingzhi YAN, Rong MA, Haoqiang WANG, Changchun GE

Frontiers in Energy 2009, Volume 3, Issue 2,   Pages 193-197 doi: 10.1007/s11708-009-0030-0

Abstract: qualification of modified AL-6XN steel as an in-core component and cladding material in a supercritical water-cooledas one of the candidate materials for in-core components and cladding tubes in supercritical water-cooled

Keywords： supercritical water cooled reactor     tensile     impact toughness     corrosion     aging    

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Laboratory study on high-temperature adsorption of HCl by dry-injection of Ca(OH)

Junjun TAN,Guohua YANG,Jingqiao MAO,Huichao DAI

Frontiers of Environmental Science & Engineering 2014, Volume 8, Issue 6,   Pages 863-870 doi: 10.1007/s11783-013-0618-9

Abstract: The experiments were conducted in a dual-layer granular bed filter, at gas temperatures of 500°C–700°utilization efficiency of Calcium were studied, by varying relevant factors including (Ca)/ (Cl), temperaturehigher HCl concentration of 1000 ppm, the experimental results revealed that 600°C may be the optimum temperature

Keywords： acid gas HCl     Ca(OH)2     dry adsorption     high temperature     dual-layer granular bed filter    

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Comprehensive Utilization of Temperature Difference Energy and Low-Temperature Seawater Resources

Fu Qiang, Wang Guorong, Zhou Shouwei, Zhong Lin, Zhang Li, Yu Xingyong, Yang Pu

Strategic Study of CAE 2021, Volume 23, Issue 6,   Pages 52-60 doi: 10.15302/J-SSCAE-2021.06.007

Abstract:

China has a huge amount of ocean temperature difference energy resourcesWe propose a new approach of using low-temperature seawater—produced during the gasification ofliquefied natural gas (LNG)—instead of deep seawater to generate electricity; this can help overcomethe difficulties regarding the temperature difference energy development in the South China Sea anddifference energy and low-temperature seawater resources in China.

Keywords： ocean temperature difference energy     low-temperature seawater resources     liquefied natural gas cold energy     comprehensive utilization     temperature difference power generation    

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Computational fluid dynamics applied to high temperature hydrogen separation membranes

Guozhao JI, Guoxiong WANG, Kamel HOOMAN, Suresh BHATIA, Jo?o C. DINIZ da COSTA

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 1,   Pages 3-12 doi: 10.1007/s11705-011-1161-5

Abstract: development of computational fluid dynamics (CFD) modeling for hydrogen separation, with a focus on high temperatureTo address this problem, the concept of source has been introduced to understand gas flows on both sidesaffected by the gas flow and concentrations in the feed domain and vice-versa.as different membrane materials comply with different transport mechanisms, in addition to varying gasFinally, CFD modeling is shifting from simplified single gas simulation to industrial gas mixtures, when

Keywords： membrane     gas separation     computational fluid dynamics     concentration polarization     hydrogen    

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Title Author Date Type Operation

Dynamic simulation of a space gas-cooled reactor power system with a closed Brayton cycle

Journal Article

The Shandong Shidao Bay 200 MWe High-Temperature Gas-Cooled Reactor Pebble-Bed Module (HTR-PM

Zuoyi Zhang, Yujie Dong, Fu Li, Zhengming Zhang, Haitao Wang, Xiaojin Huang, Hong Li, Bing Liu, Xinxin Wu, Hong Wang, Xingzhong Diao, Haiquan Zhang, Jinhua Wang

Journal Article

A numerical study of helium-heated inorganic membrane reformer coupling to HTGR

YIN Huaqiang, JIANG Shengyao, JU Huaiming, ZHANG Youjie

Journal Article

Development Strategy of High Temperature Gas Cooled Reactor in China

Zhang Zuoyi, Wu Zongxin, Wang Dazhong, Tong Jiejuan

Journal Article

Nuclear Hydrogen Production Based on High Temperature Gas Cooled Reactor in China

Zhang Ping, Xu Jingming, Shi Lei, Zhang Zuoyi

Journal Article

Improvement of part-load performance of gas turbine by adjusting compressor inlet air temperature and

Journal Article

Corrosion mechanisms of candidate structural materials for supercritical water-cooled reactor

Lefu ZHANG, Fawen ZHU, Rui TANG

Journal Article

Modeling the gas flow in a cyclone separator at different temperature and pressure

Gujun WAN, Guogang SUN, Cuizhi GAO, Ruiqian DONG, Ying ZHENG, Mingxian SHI

Journal Article

Preliminary design of an SCO conversion system applied to the sodium cooled fast reactor

Journal Article

Studies on advanced water-cooled reactors beyond generation III for power generation

CHENG Xu

Journal Article

The Status of the US High-Temperature Gas Reactors

Andrew C. Kadak

Journal Article

Feasibility analysis of modified AL-6XN steel for structure component application in supercritical water-cooled

Xinggang LI, Qingzhi YAN, Rong MA, Haoqiang WANG, Changchun GE

Journal Article

Laboratory study on high-temperature adsorption of HCl by dry-injection of Ca(OH)

Junjun TAN,Guohua YANG,Jingqiao MAO,Huichao DAI

Journal Article

Comprehensive Utilization of Temperature Difference Energy and Low-Temperature Seawater Resources

Fu Qiang, Wang Guorong, Zhou Shouwei, Zhong Lin, Zhang Li, Yu Xingyong, Yang Pu

Journal Article

Computational fluid dynamics applied to high temperature hydrogen separation membranes

Guozhao JI, Guoxiong WANG, Kamel HOOMAN, Suresh BHATIA, Jo?o C. DINIZ da COSTA

Journal Article