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Capacity limitation of nuclear units in grid based on analysis of frequency regulation

Yiping DAI, Pan JIANG, Lin GAO, Weimin KAN, Xiaoqing XIAO, Ge JIN

Frontiers in Energy 2012, Volume 6, Issue 2,   Pages 148-154 doi: 10.1007/s11708-012-0174-1

Abstract: The increasing capacity of nuclear units in power grid poses threat to system stability and security.Based on the analysis of frequency regulation, mathematic models for nuclear units in the grid are establishedThe relationship between different styles of frequency regulation and the allowable capacity of the nuclearunits in the grid is discussed.This research can help to estimate the capacity limitation of nuclear units in the grid.

Keywords： nuclear units capacity     overspeed     primary frequency control (PFC)     second frequency control (SFC)    

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Reliability prediction and its validation for nuclear power units in service

Jinyuan SHI,Yong WANG

Frontiers in Energy 2016, Volume 10, Issue 4,   Pages 479-488 doi: 10.1007/s11708-016-0425-7

Abstract: In this paper a novel method for reliability prediction and validation of nuclear power units in serviceUsing these factors, the equivalent availability factor of nuclear power units in the following 3 yearsFurthermore, the reliability prediction method is validated using the nuclear power units in North Americanunits of NERC and China are in the range of –2.16% to 5.23% and –2.15% to 3.71%, respectively.power units.

Keywords： nuclear power units in service     reliability     reliability prediction     equivalent availability factors    

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Optimizing iodine capture performance by metal–organic framework containing with bipyridine units

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 4,   Pages 395-403 doi: 10.1007/s11705-022-2218-3

Abstract: sub>3-OH)4(H2O)6]12+ clusters, abundant bipyridine unitsThe bipyridine units boosted the adsorption performance, and Th-BPYDC showed good reusability

Keywords： metal–organic framework     iodine     adsorption     nuclear waste     environmental remediation    

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Energy conservation in China’s coal-fired power industry by installing advanced units and organized phasing

Weiliang WANG, Junfu LYU, Zheng LI, Hai ZHANG, Guangxi YUE, Weidou NI

Frontiers in Energy 2019, Volume 13, Issue 4,   Pages 798-807 doi: 10.1007/s11708-019-0633-z

Abstract: with its development over the past few decades indicates that the up-gradation of the national unit capacityA quantitative study on the effect of the unit capacity structure up-gradation on the decline in thebackward production may remain at a certain degree given a continual action of phasing out backward capacity

Keywords： energy conservation     net coal consumption rate     new installation     phasing out backward production     unit capacity    

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Pragmatic multi-stage simulated annealing for optimal placement of synchrophasor measurement units in

Pathirikkat GOPAKUMAR,M. JAYA BHARATA REDDY,Dusmata Kumar MOHANTA

Frontiers in Energy 2015, Volume 9, Issue 2,   Pages 148-161 doi: 10.1007/s11708-015-0344-z

Abstract: Advanced real time monitoring is facilitated by incorporating synchrophasor measurement units such asphasor measurement units (PMUs) to the power grid monitoring system.locations in the smart power grid for installing PMUs in conjunction with existing conventional measurement units

Keywords： phasor measurement units (PMUs)     pragmatic PMU placement     simulated annealing (SA)     western region Indian    

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Distribution and potential ecological risk of heavy metals in the typical eco-units of Haihe River Basin

Jingling LIU,Tao YANG,Qiuying CHEN,Feng LIU,Binbin WANG

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 1,   Pages 103-113 doi: 10.1007/s11783-014-0686-5

Abstract: distribution and characteristics of seven heavy metals in sediments located in the typical ecological units(eco-units) (e.g., rivers, lakes, and estuaries) of Haihe River Basin were analyzed.The results indicated that the concentration scales of As, Hg, Cr, Cd, Pb, Cu, and Zn in the eco-unitsThe risk order of the typical eco-units are as follows: Zhangweinan River (2278345.68)>Estuary (161914.74

Keywords： Haihe River Basin     ecological risk     eco-units     heavy metals    

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Special issue: innovative nuclear energy technology

Frontiers in Energy 2021, Volume 15, Issue 4,   Pages 791-792 doi: 10.1007/s11708-021-0794-4

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Optimal operation of energy at hydrothermal power plants by simultaneous minimization of pollution and costs using improved ABC algorithm

Homayoun EBRAHIMIAN,Bahman TAHERI,Nasser YOUSEFI

Frontiers in Energy 2015, Volume 9, Issue 4,   Pages 426-432 doi: 10.1007/s11708-015-0376-4

Abstract: The aim of this paper is simultaneous minimization of hydrothermal units to reach the best solution byIn this type of optimization problem, all practical constraints of units were taken into account as muchThese constraints include the maximum and minimum output power of units, the constraints caused by the

Keywords： practical constraints of units     pollution function     inlet steam valve     up-ramp rate of units     improved ABC    

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An old issue and a new challenge for nuclear reactor safety

F. D’AURIA

Frontiers in Energy 2021, Volume 15, Issue 4,   Pages 854-859 doi: 10.1007/s11708-021-0729-0

Abstract: Nuclear reactor safety (NRS) and the branch accident analysis (AA) constitute proven technologies: theseamong the other things, long lasting research and operational experience in the area of water cooled nuclearWeaknesses became evident, noticeably in relation to nuclear fuel under high burn-up.

Keywords： large break loss of coolant accident (LBLOCA)     nuclear reactor safety (NRS)     licensing perspectives     basisfor design of water cooled nuclear reactors (WCNR)    

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The design and practice of giant hydro turbine generating units of Three Gorges ProjectShao Jianxiong

Shao Jianxiong,Liu Jingwang,Yuan Dafu

Strategic Study of CAE 2011, Volume 13, Issue 7,   Pages 104-110

Abstract: TGP), the main technical problems that should be considered in the design of hydro turbine generating unitsThe key technical researches performed are summarized and the parameters of hydro turbine generating unitsThe unit operation results indicate that the performance of the hydro turbine generating units is excellent, and the units can operate in a safe, stable and highly efficient mode for a long term.Therefore, it is verified effectively that the general technical design of giant hydro turbine generating units

Keywords： Three Gorges Project     700 MW hydro turbine generating unit     unit capacity     design and research     operation    

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Occurrence and migration of microplastics and plasticizers in different wastewater and sludge treatment units

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 11, doi: 10.1007/s11783-022-1577-9

Abstract:

● Reduce the quantifying MPs time by using Nile red staining.

Keywords： Microplastics     Municipal wastewater treatment plant     Phthalate esters     Thermal hydrolysis    

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Let Nuclear Technology Create New Brilliancy forChina’s Sustainable Development

Du Xiangwan

Strategic Study of CAE 2008, Volume 10, Issue 1,   Pages 9-11

Abstract:

This paper summarizes the development and application directions of nucleartechnology, including five aspects: nuclear technology and energy、nuclear technology and medicine,nuclearanalysis technology,nuclear radiation technology,astronautics and voyage´s nuclear power,etc.discusses the importance of them to sustainable development and generalizes the development trilogy of nuclear

Keywords： nuclear science     nuclear technology     nuclear engineering     sustainable development    

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A Chinese–French Study on Nuclear Energy and the Environment Feature Article

Xiangeng Zhao, Qizhen Ye, Sébastien Candel, Dominique Vignon, Robert Guillaumont

Engineering 2023, Volume 26, Issue 7,   Pages 159-172 doi: 10.1016/j.eng.2023.04.011

Abstract:

This article focuses on the environmental impact of nuclear energy andaddresses the following major environmental issues associated with nuclear power generation: ① controllingaccidents and their radioactive releases and; ④ improving nuclear safety to restrict its environmentalimpact and to contribute toward the public acceptance of nuclear energy.Nuclear energy, with its very low emissions of green house gases, has a unique capacity to generate massive

Keywords： Nuclear energy     Environmental impact     Radwaste management     Severe nuclear accidents     Nuclear safety    

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Sustainable Development of Chinses Nuclear Power

Zhao Renkai

Strategic Study of CAE 2000, Volume 2, Issue 10,   Pages 33-41

Abstract:

Nuclear power is considered a sustainable energy resource, and it is a very important pillar for theIn the paper, the present status of nuclear power development in the world and China is described.The general and specific policies and technical route for Chinese nuclear power development, and severalproblems commonly concerned with Chinese nuclear power development, such as uranium resources、nuclearsafety、radioactive wastes and localization of nuclear power in China are expounded and analyzed.

Keywords： nuclear energy     uranium resources     nuclear safety     radioactive westes     localization    

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Oocyte-associated transcription factors in reprogramming after somatic cell nuclear transfer: a review

Fengxia YIN,Hui LIU,Shorgan BOU,Guangpeng LI

Frontiers of Agricultural Science and Engineering 2014, Volume 1, Issue 2,   Pages 104-113 doi: 10.15302/J-FASE-2014003

Abstract: original cellular state to a totipotent state is essential for term development after somatic cell nuclearThe nuclear-associated factors contained within oocytes are critical for normal fertilization by spermor for somatic cell nuclear reprogramming.The oocyte first obtains its reprogramming capability in the early fetal follicle, and then its capacity

Keywords： nuclear reprogramming     somatic cell     transcription factors     transcriptomics    

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Title Author Date Type Operation

Capacity limitation of nuclear units in grid based on analysis of frequency regulation

Yiping DAI, Pan JIANG, Lin GAO, Weimin KAN, Xiaoqing XIAO, Ge JIN

Journal Article

Reliability prediction and its validation for nuclear power units in service

Jinyuan SHI,Yong WANG

Journal Article

Optimizing iodine capture performance by metal–organic framework containing with bipyridine units

Journal Article

Energy conservation in China’s coal-fired power industry by installing advanced units and organized phasing

Weiliang WANG, Junfu LYU, Zheng LI, Hai ZHANG, Guangxi YUE, Weidou NI

Journal Article

Pragmatic multi-stage simulated annealing for optimal placement of synchrophasor measurement units in

Pathirikkat GOPAKUMAR,M. JAYA BHARATA REDDY,Dusmata Kumar MOHANTA

Journal Article

Distribution and potential ecological risk of heavy metals in the typical eco-units of Haihe River Basin

Jingling LIU,Tao YANG,Qiuying CHEN,Feng LIU,Binbin WANG

Journal Article

Special issue: innovative nuclear energy technology

Journal Article

Optimal operation of energy at hydrothermal power plants by simultaneous minimization of pollution and costs using improved ABC algorithm

Homayoun EBRAHIMIAN,Bahman TAHERI,Nasser YOUSEFI

Journal Article

An old issue and a new challenge for nuclear reactor safety

F. D’AURIA

Journal Article

The design and practice of giant hydro turbine generating units of Three Gorges ProjectShao Jianxiong

Shao Jianxiong,Liu Jingwang,Yuan Dafu

Journal Article

Occurrence and migration of microplastics and plasticizers in different wastewater and sludge treatment units

Journal Article

Let Nuclear Technology Create New Brilliancy forChina’s Sustainable Development

Du Xiangwan

Journal Article

A Chinese–French Study on Nuclear Energy and the Environment

Xiangeng Zhao, Qizhen Ye, Sébastien Candel, Dominique Vignon, Robert Guillaumont

Journal Article

Sustainable Development of Chinses Nuclear Power

Zhao Renkai

Journal Article

Oocyte-associated transcription factors in reprogramming after somatic cell nuclear transfer: a review

Fengxia YIN,Hui LIU,Shorgan BOU,Guangpeng LI

Journal Article