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Optimization of cold-end system of thermal power plants based on entropy generation minimization

Frontiers in Energy 2022, Volume 16, Issue 6,   Pages 956-972 doi: 10.1007/s11708-021-0785-5

Abstract: Cold-end systems are heat sinks of thermal power cycles, which have an essential effect on the overallperformance of thermal power plants.large-capacity thermal power plants.methods of cold-end systems with single- and multi-pressure condensers are developed based on the entropy generationThe results show that the entropy generation rate of the multi-pressure cold-end system is less than

Keywords： cold-end system     entropy generation minimization     optimization     economic analysis     genetic algorithm    

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Thermo-economic analysis of a direct supercritical CO electric power generation system using geothermal

Frontiers in Energy 2022, Volume 16, Issue 2,   Pages 246-262 doi: 10.1007/s11708-021-0749-9

Abstract: A comprehensive thermo-economic model combining a geothermal heat mining system and a direct supercriticalCO2 turbine expansion electric power generation system was proposed in this paper.It was found that for a 100 MWe power plant, a minimal LCOE of $0.177/kWh was achieved forsub> sequestration credit is $1.00/t, an LCOE breakeven point compared to a conventional geothermal powerplant is achieved and a breakpoint for generating electric power generation at no cost was achieved

Keywords： geothermal heat mining     supercritical CO2     power generation     thermo-economic analysis     optimization    

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The status and outlook of wind power converters

Ma Weiming,Xiao Fei

Strategic Study of CAE 2011, Volume 13, Issue 1,   Pages 11-20

Abstract:

The power converter, which is one of the critical equipments of the system, must meet the requirements of high power density, high reliability and excellent control performanceGreat development has been achieved in China about wind power converters, which is still lagging behindIn this paper, some critical technologies of direct driven wind power converter systems are introduced

Keywords： wind power generation     variable speed constant frequency     doubly fed induction generation system     directdriven generation system     power converter    

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Optimal generation scheduling in power system using frequency prediction through ANN under ABT environment

Simarjit KAUR, Yajvender Pal VERMA, Sunil AGRAWAL

Frontiers in Energy 2013, Volume 7, Issue 4,   Pages 468-478 doi: 10.1007/s11708-013-0282-6

Abstract: In a competitive and deregulated power scenario, the utilities try to maintain their real electric powergeneration in balance with the load demand, which creates a need for the precise real time generationThe dependency of frequency on various parameters such as actual generation, load demand, wind powerand power deficit has been considered in this paper., which reduces the overall system cost of the state utility by keeping off the dearer units selected

Keywords： artificial neural network (ANN)     frequency prediction     availability-based tariff (ABT)     generation scheduling    

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Intelligent hybrid power generation system using new hybrid fuzzy-neural for photovoltaic system and

Alireza REZVANI,Ali ESMAEILY,Hasan ETAATI,Mohammad MOHAMMADINODOUSHAN

Frontiers in Energy 2019, Volume 13, Issue 1,   Pages 131-148 doi: 10.1007/s11708-017-0446-x

Abstract: Therefore, the wind power can be considered to assist for a stable and reliable output from the PV generationsystem for loads and improve the dynamic performance of the whole generation system in the grid connectedIn this paper, a novel topology of an intelligent hybrid generation system with PV and wind turbine isIn order to capture the maximum power, a hybrid fuzzy-neural maximum power point tracking (MPPT) methodis applied in the PV system.

Keywords： photovoltaic     wind turbine     hybrid system     fuzzy logic controller     genetic algorithm     RBFNSM    

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A preliminary study on the construction of wind and hydrogen power electric generating system

Xu Ye,Chen Xiaoning

Strategic Study of CAE 2010, Volume 12, Issue 11,   Pages 83-88

Abstract: of voltage in the wind power generation, a wind and hydrogen power electric generating system was putIn the system, the controllable output, which corresponds to "valley"  of the wind powergeneration output, is used as the guarantee steady output power for the wind power plant, and the uncontrollableand computation, and the result showed that the system can guarantee the balance of power output mostlyand it can be a feasible and effective way to solve the grid-connection of wind power generation.

Keywords： wind power generation     hydrogen power generation     hydrogen production and storage    

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Impact of wind power generating system integration on frequency stabilization in multi-area power system

Y. K. BHATESHVAR,H. D. MATHUR,H. SIGUERDIDJANE

Frontiers in Energy 2015, Volume 9, Issue 1,   Pages 7-21 doi: 10.1007/s11708-014-0338-2

Abstract: Among the available options for renewable energy integration in existing power system, wind power isbeing considered as one of the suited options for future electrical power generation.The major constraint of wind power generating system (WPGS) is that it does not provide inertial supportactive power support in a two area restructured power system.on frequency stabilization in restructured power system scenario.

Keywords： two area power system     automatic generation control     wind power generating system (WPGS)     deregulated environment    

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Thermodynamic and economic analyses of a coal and biomass indirect coupling power generation system

Buqing YE, Rui ZHANG, Jin CAO, Bingquan SHI, Xun ZHOU, Dong LIU

Frontiers in Energy 2020, Volume 14, Issue 3,   Pages 590-606 doi: 10.1007/s11708-020-0809-6

Abstract: The coal and biomass coupling power generation technology is considered as a promising technology forIn this paper, a novel coal and biomass indirect coupling system is proposed based on the technologyFor the sake of comparison, a coal and biomass direct coupling system is also introduced based on theThe process of the direct and the indirect coupling system is simulated.worse, but the economic performance is better than that of the direct coupling system.

Keywords： biomass     indirect coupling system     process simulation     thermodynamic analysis     economic analysis    

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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: China s ambitious nuclear power program motivates the country s nuclear community to develop advancedreactor concepts beyond generation III to ensure a long-term, stable, and sustainable development ofnuclear power.generation.It is a logical extension of the generation III PWR technology in China.

Keywords： Chinese situation     selection     generation     water-cooled     feasibility    

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Significant potential of Solid Oxide Fuel Cell systems for distributed power generation and carbon neutrality

Frontiers in Energy 2022, Volume 16, Issue 6,   Pages 879-882 doi: 10.1007/s11708-022-0850-8

Abstract: . {{custom_ra.content}} . . . {{article.highlightEn}} . . . {{article.abstractEn}} . . . {{article.authorSummayEn}} . . . . .
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Integrated benefits of power generation by straw biomass —A case study on the Sheyang Straw Power Plants

Xiaoshun LI , Futian QU , Dongmei JIANG , Peixin ZHU ,

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 3,   Pages 348-353 doi: 10.1007/s11783-009-0026-3

Abstract: Power generation using straw biomass has quantifiable benefits from an economic, ecological, and sociologicalThe results indicated that a straw power plant with the capacity of 2.50×10 W and burning1.23×10 tons of cotton straw could annually supply 1.40×10 kWh of power.The policy implication showed that the long-term integrated benefits of power generation by straw biomassThis is the main incentive to use straw biomass for power generation in the future.

Keywords： straw biomass resources     power generation     renewable energy     Sheyang county    

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Will Germany move into a situation with unsecured power supply?

Harald SCHWARZ

Frontiers in Energy 2019, Volume 13, Issue 3,   Pages 551-570 doi: 10.1007/s11708-019-0641-z

Abstract: generation is nearly constant for the past 20 years, even a renewable generation capacity of 112 GWgeneration capacity of about 10 GW has to be switched off in 2022.plants, so that Germany should reduce its conventional generation capacity by 22.5 GW in 2022. ② Untilphotovoltaic, this paper will describe the negligible contribution of these sources to the secured generationsupply system with an overall reduced CO emission.

Keywords： CO2 reduction     mobility sector     renewable generation     coal commission     secured power generationcapacity     reliable power supply     power-to-gas     power-to-heat    

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Evaluation of the power-generation capacity of wearable thermoelectric power generator

Yang YANG, Jing LIU,

Frontiers in Energy 2010, Volume 4, Issue 3,   Pages 346-357 doi: 10.1007/s11708-010-0112-z

Abstract: heat dissipating from the human body through the skin surface is a promising way to supply electronic powerthe temperature difference between the environment and the human body, and complete elimination of powerof the previous investigations on thermal energy harvesters are confined to the TEG and electronic systemWe evaluate the energy generation capacity of a wearable TEG subject to various conditions based on biologicalThe numerical simulation provides a good overview of the electricity generation capability of the TEG

Keywords： thermal energy harvester     thermoelectric generator     biological heat transfer     power generating capacity    

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Enhancing power generation of piezoelectric bimorph device through geometrical optimization

Action NECHIBVUTE,Albert CHAWANDA,Pearson LUHANGA

Frontiers in Energy 2015, Volume 9, Issue 2,   Pages 246-246 doi: 10.1007/s11708-015-0360-z

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A comprehensive energy solution for households employing a micro combined cooling, heating and powergeneration system

Huayi ZHANG, Can ZHANG, Fushuan WEN, Yan XU

Frontiers in Energy 2018, Volume 12, Issue 4,   Pages 582-590 doi: 10.1007/s11708-018-0592-9

Abstract:

In recent years, micro combined cooling, heating and power generation (mCCHP) systems have attractedThe input energy of a mCCHP system is natural gas, while the outputs include heating, cooling and electricityThe mCCHP system is deemed as a possible solution for households with multiple energy demands.

Keywords： energy hub     micro combined cooling     heating and power generation (mCCHP)     thermal comfort     robust optimization    

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Title Author Date Type Operation

Optimization of cold-end system of thermal power plants based on entropy generation minimization

Journal Article

Thermo-economic analysis of a direct supercritical CO electric power generation system using geothermal

Journal Article

The status and outlook of wind power converters

Ma Weiming,Xiao Fei

Journal Article

Optimal generation scheduling in power system using frequency prediction through ANN under ABT environment

Simarjit KAUR, Yajvender Pal VERMA, Sunil AGRAWAL

Journal Article

Intelligent hybrid power generation system using new hybrid fuzzy-neural for photovoltaic system and

Alireza REZVANI,Ali ESMAEILY,Hasan ETAATI,Mohammad MOHAMMADINODOUSHAN

Journal Article

A preliminary study on the construction of wind and hydrogen power electric generating system

Xu Ye,Chen Xiaoning

Journal Article

Impact of wind power generating system integration on frequency stabilization in multi-area power system

Y. K. BHATESHVAR,H. D. MATHUR,H. SIGUERDIDJANE

Journal Article

Thermodynamic and economic analyses of a coal and biomass indirect coupling power generation system

Buqing YE, Rui ZHANG, Jin CAO, Bingquan SHI, Xun ZHOU, Dong LIU

Journal Article

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

CHENG Xu

Journal Article

Significant potential of Solid Oxide Fuel Cell systems for distributed power generation and carbon neutrality

Journal Article

Integrated benefits of power generation by straw biomass —A case study on the Sheyang Straw Power Plants

Xiaoshun LI , Futian QU , Dongmei JIANG , Peixin ZHU ,

Journal Article

Will Germany move into a situation with unsecured power supply?

Harald SCHWARZ

Journal Article

Evaluation of the power-generation capacity of wearable thermoelectric power generator

Yang YANG, Jing LIU,

Journal Article

Enhancing power generation of piezoelectric bimorph device through geometrical optimization

Action NECHIBVUTE,Albert CHAWANDA,Pearson LUHANGA

Journal Article

A comprehensive energy solution for households employing a micro combined cooling, heating and powergeneration system

Huayi ZHANG, Can ZHANG, Fushuan WEN, Yan XU

Journal Article