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Optimal operation of integrated energy system including power thermal and gas subsystems

Frontiers in Energy 2022, Volume 16, Issue 1,   Pages 105-120 doi: 10.1007/s11708-022-0814-z

Abstract: As a form of hybrid multi-energy systems, the integrated energy system contains different forms of energysuch as power, thermal, and gas which meet the load of various energy forms., the dist-flow method is applied to quickly calculate the power flow and the gas system model is builtby the analogy of the power system model.The power-thermal-gas integrated energy system used in the case study includes an IEEE-33 bus power system

Keywords： integrated energy system     power-to-gas     dist-flow     piecewise linearization     alternating direction method    

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Renewable power for China: Past, present, and future

Eric MARTINOT

Frontiers in Energy 2010, Volume 4, Issue 3,   Pages 287-294 doi: 10.1007/s11708-010-0120-z

Abstract: capacity from renewable energy.Policy frameworks have matured and evolved since the landmark 2005 Renewable Energy Law, updated in 2009China’s 2020 renewable energy target is similar to that of the EU.Prospects for biomass power are limited by resource constraints.Other technologies such as concentrating solar thermal power, ocean energy, and electricity storage require

Keywords： renewable energy     wind power     solar power     sustainable energy policy     green industry    

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Human power-based energy harvesting strategies for mobile electronic devices

Dewei JIA, Jing LIU

Frontiers in Energy 2009, Volume 3, Issue 1,   Pages 27-46 doi: 10.1007/s11708-009-0002-4

Abstract: new power sources should be developed.It has been gradually recognized that the human body is highly flexible in generating applicable powerwhich is strong enough to power mobile or even implantable medical devices which could be used for awhich would serve as promising candidates for future mobile power.Finally, future prospects in harvesting energy from human power are made in conclusion.

Keywords： mobile electronic device     human power     energy harvesting     micro/miniaturized generator     battery     green energy    

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Combined heat and power plant integrated with mobilized thermal energy storage (M-TES) system

Weilong WANG, Yukun HU, Jinyue YAN, Jenny NYSTR?M, Erik DAHLQUIST

Frontiers in Energy 2010, Volume 4, Issue 4,   Pages 469-474 doi: 10.1007/s11708-010-0123-9

Abstract: Energy consumption for space and tap water heating in residential and service sectors accounts for onethird of the total energy utilization in Sweden.District heating (DH) is used to supply heat to areas with high energy demand.In this paper, the integration of a combined heat and power (CHP) plant and an M-TES system is analyzedFurthermore, the impacts of four options of the integrated system are discussed, including the power

Keywords： Mobilized thermal energy system     district heating     thermal energy storage     combined heat and power     detached    

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Integrated energy in Germany–A critical look at the development and state of integrated energies in Germany

Saman AMANPOUR, Daniel HUCK, Mark KUPRAT, Harald SCHWARZ

Frontiers in Energy 2018, Volume 12, Issue 4,   Pages 493-500 doi: 10.1007/s11708-018-0570-2

Abstract: In the face of global warming and a scarcity of resources, future energy systems are urged to undergoThe recognition of the need to embrace renewable energy technologies and to move toward decarbonizationhas led to significant changes in the German energy generation, consumption and infrastructure.This paper discusses the role of integrated energy systems in supporting of sustainable solutions forfuture energy transitions.

Keywords： integrated energy     renewable energies     energy transition     power-to-gas     power-to-heat     power-to-mobility     energy    

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Framework design of a hybrid energy system by combining wind farm with small gas turbine power plants

Nengsheng BAO, Weidou NI,

Frontiers in Energy 2010, Volume 4, Issue 2,   Pages 205-210 doi: 10.1007/s11708-009-0073-2

Abstract: A novel power system called wind-gas turbine hybrid energy system was discussed, and the framework designThe hybrid energy system combines wind farm with several small gas turbine power plants to form an integratedpower station to provide a relatively firm output power.Therefore, the hybrid energy system uses the output from the small gas turbine power plants to compensateplants, load requirement from power grid, and local wind energy resource distribution.

Keywords： framework design     hybrid energy system     wind farm     gas turbine power plants    

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Wearable thermal energy harvester powered by human foot

Guodong XU, Yang YANG, Yixin ZHOU, Jing LIU

Frontiers in Energy 2013, Volume 7, Issue 1,   Pages 26-38 doi: 10.1007/s11708-012-0215-9

Abstract: With explosive applications of many advanced mobile electronic devices, a pervasive energy system withAmong the many efforts ever tried, human power is rather unique due to its independence of weather orThis paper is dedicated to demonstrate the possibility and feasibility of harvesting thermal energy fromThrough the conceptual experiments conducted on adults, a maximum 3.99 mW steady state power output atIt was demonstrated that, the TEG working as a wearable power resource by utilizing thermal energy of

Keywords： human power     thermal energy     energy harvesting     micro power     wearable device    

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Modeling, evaluation, and optimization of gas-power and energy supply scenarios

Hossam A. GABBAR,Aboelsood ZIDAN

Frontiers in Energy 2016, Volume 10, Issue 4,   Pages 393-408 doi: 10.1007/s11708-016-0422-x

Abstract: Recently, renewable energy sources such as wind power and photovoltaic (PV) are receiving a wide acceptanceRenewable energy sources are intermittent ones because of climate changes in wind speed and solar irradiancereliable electricity supply, there is a real need to increase the penetration of gas technologies in powergrid, and gas-power technologies may provide a solution.information system (GIS) for recording transmission and distribution lines and generation sites, the energy

Keywords： gas-power     renewable     key performance indicators (KPIs)     reliability    

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Data-driven distribution network topology identification considering correlated generation power of distributedenergy resource

Frontiers in Energy 2022, Volume 16, Issue 1,   Pages 121-129 doi: 10.1007/s11708-021-0780-x

Abstract: paper proposes a data-driven topology identification method for distribution systems with distributed energyFirst, a neural network is trained to depict the relationship between nodal power injections and voltagemagnitude measurements, and then it is used to generate synthetic measurements under independent nodal powerinjections, thus eliminating the influence of correlated nodal power injections on topology identification

Keywords： power distribution network     data-driven     topology identification     distributed energy resource     maximal    

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Emerging technologies to power next generation mobile electronic devices using solar energy

Dewei JIA , Yubo DUAN , Jing LIU ,

Frontiers in Energy 2009, Volume 3, Issue 3,   Pages 262-288 doi: 10.1007/s11708-009-0015-z

Abstract: further development of these devices is restricted not only by the inconvenient charging process of the powerIn view of the huge amount of solar energy fueling the world biochemically and thermally, a carry-on

Keywords： photovoltaic conversion     energy harvesting     solar cell     maximum power point track algorithm     PV electricity    

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Fuel poverty and low carbon emissions: a comparative study of the feasibility of the hybrid renewable energysystems incorporating combined heat and power technology

Frontiers in Energy 2022, Volume 16, Issue 2,   Pages 336-356 doi: 10.1007/s11708-021-0748-x

Abstract: The aim of this paper was to identify a grid connected renewable energy system coupled with natural gasreciprocating combined heat and power unit, that is cost-effective and technically feasible with a potentialto generate a profit from selling energy excess to the grid to help alleviate fuel poverty.A solution was proposed where restrictions were placed on the size of renewable energy components.A conservative calculation determined that 40% of the sales can be used to reduce the energy cost of

Keywords： gas control     low carbon target     grid connected     renewable fraction     fuel poverty     combined heat and power    

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Practice on Ultra-low Emission and Energy Efficient Technologies in Coal-fired Power Plants

Yin-biao Chen,Yi Zhang,Wen Ling

Frontiers of Engineering Management 2016, Volume 3, Issue 4,   Pages 377-383 doi: 10.15302/J-FEM-2016045

Abstract: Restructuring of China’s energy mix is accelerating due to factors such as energy security, economicEfficient and clean utilization of coal-generated power therefore plays an increasingly important rolein solving energy and environmental problems in China.Coal-fired power plants, with Shenhua Guohua Sanhe as one of the pioneers, followed trend of this eraefficient retrofit of coal-fired power plants across China.

Keywords： coal     power generation     ultra-low emission     energy efficiency    

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Real prospects for the development of power technologies based on renewable energy sources in Poland

Sławomir DYKAS, Artur SZYMAŃSKI, Xiaoshu CAI

Frontiers in Energy 2017, Volume 11, Issue 2,   Pages 168-174 doi: 10.1007/s11708-017-0474-6

Abstract: In Poland more than 40% of the power units have been operating for over 40 years now and more than 10%An analysis of the energy market shows that every year a new power plant should be built with a capacityof 1000 MW to ensure the national energy security.An energy market research indicates that in Poland the structure of energy production is changing inIn this paper the prospects for the development of power technologies based on renewable energy sources

Keywords： renewable energy sources     energy sector     energy mix     Poland    

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A review of cryogenic power generation cycles with liquefied natural gas cold energy utilization

Feier XUE,Yu CHEN,Yonglin JU

Frontiers in Energy 2016, Volume 10, Issue 3,   Pages 363-374 doi: 10.1007/s11708-016-0397-7

Abstract: Liquefied natural gas (LNG), an increasingly widely applied clean fuel, releases a large number of cold energyIn the present paper, the existing power generation cycles utilizing LNG cold energy are introduced andThe direction of cycle improvement can be divided into the key factors affecting basic power generationcycles and the structural enhancement of cycles utilizing LNG cold energy.In the present paper, the diversities of cryogenic power generation cycles utilizing LNG cold energy

Keywords： liquefied natural gas (LNG) cold energy     power generation cycle     Rankine cycle     compound cycle    

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Possible role of power-to-heat and power-to-gas as flexible loads in German medium voltage networks

Mark KUPRAT, Martin BENDIG, Klaus PFEIFFER

Frontiers in Energy 2017, Volume 11, Issue 2,   Pages 135-145 doi: 10.1007/s11708-017-0472-8

Abstract: Germany’s energy transition triggered a rapid and unilateral growth of renewable energy sources (RES)As an option to cope with those problems, the technologies of power-to-gas (PtG) and power-to-heat (PtH, the network-supporting abilities and the potential to provide ancillary services, such as control power

Keywords： power-to-gas     power-to-heat     flexible loads     ancillary services     coherent energy systems    

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Title Author Date Type Operation

Optimal operation of integrated energy system including power thermal and gas subsystems

Journal Article

Renewable power for China: Past, present, and future

Eric MARTINOT

Journal Article

Human power-based energy harvesting strategies for mobile electronic devices

Dewei JIA, Jing LIU

Journal Article

Combined heat and power plant integrated with mobilized thermal energy storage (M-TES) system

Weilong WANG, Yukun HU, Jinyue YAN, Jenny NYSTR?M, Erik DAHLQUIST

Journal Article

Integrated energy in Germany–A critical look at the development and state of integrated energies in Germany

Saman AMANPOUR, Daniel HUCK, Mark KUPRAT, Harald SCHWARZ

Journal Article

Framework design of a hybrid energy system by combining wind farm with small gas turbine power plants

Nengsheng BAO, Weidou NI,

Journal Article

Wearable thermal energy harvester powered by human foot

Guodong XU, Yang YANG, Yixin ZHOU, Jing LIU

Journal Article

Modeling, evaluation, and optimization of gas-power and energy supply scenarios

Hossam A. GABBAR,Aboelsood ZIDAN

Journal Article

Data-driven distribution network topology identification considering correlated generation power of distributedenergy resource

Journal Article

Emerging technologies to power next generation mobile electronic devices using solar energy

Dewei JIA , Yubo DUAN , Jing LIU ,

Journal Article

Fuel poverty and low carbon emissions: a comparative study of the feasibility of the hybrid renewable energysystems incorporating combined heat and power technology

Journal Article

Practice on Ultra-low Emission and Energy Efficient Technologies in Coal-fired Power Plants

Yin-biao Chen,Yi Zhang,Wen Ling

Journal Article

Real prospects for the development of power technologies based on renewable energy sources in Poland

Sławomir DYKAS, Artur SZYMAŃSKI, Xiaoshu CAI

Journal Article

A review of cryogenic power generation cycles with liquefied natural gas cold energy utilization

Feier XUE,Yu CHEN,Yonglin JU

Journal Article

Possible role of power-to-heat and power-to-gas as flexible loads in German medium voltage networks

Mark KUPRAT, Martin BENDIG, Klaus PFEIFFER

Journal Article