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A performance analysis of integrated solid oxide fuel cell and heat recovery steam generator for IGFC

Souman RUDRA, H. T. KIM, Jinwook LEE, L. ROSENDAHL,

Frontiers in Energy 2010, Volume 4, Issue 3,   Pages 402-413 doi: 10.1007/s11708-010-0122-x

Abstract: The outputs from SOFC can be utilized by heat recovery steam generator (HRSG), which drives the steamThis paper describes IGFC power plants, particularly the optimization of HRSG to improve the efficiencyof the heat recovery from the SOFC exhaust gas and to maximize the power production in the steam cycleHRSG output from different pressure levels varies depending on the SOFC output.The steam turbine efficiency was calculated for measuring the total power plant output.

Keywords： SOFC     HRSG     IGFC     syngas    

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Typical off-design analytical performances of internal combustion engine cogeneration

Xiaohong HE, Ruixian CAI

Frontiers in Energy 2009, Volume 3, Issue 2,   Pages 184-192 doi: 10.1007/s11708-009-0007-z

Abstract: In combination with analytical solution of single-pressure heat recovery steam generator (HRSG) and influenceof ambient pressure on combined heat and power (CHP) system, off-design operation regularities of ICEThe approach temperature difference Δ , relative steam production and superheated steam temperatureIt is worth emphasizing that Δ is likely to be negative in low load condition with high design steamHence, approach temperature difference, relative steam production and superheated steam temperature decrease

Keywords： internal combustion engine (ICE)     cogeneration     heat recovery steam generator (HRSG)     off-design     superheatedsteam     saturated steam     ambient pressure    

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High-efficiency inspecting method for mobile robots based on task planning for heat transfer tubes ina steam generator

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 2, doi: 10.1007/s11465-022-0741-z

Abstract: Many heat transfer tubes are distributed on the tube plates of a steam generator that requires periodic

Keywords： steam generator transfer tubes     mobile robot     dexterous structure     task planning     efficient inspection    

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Modeling analysis on solar steam generator employed in multi-effect distillation (MED) system

Zhaorui ZHAO, Bao YANG, Ziwen XING

Frontiers in Energy 2019, Volume 13, Issue 1,   Pages 193-203 doi: 10.1007/s11708-019-0608-0

Abstract: Specifically, the effects of operating parameters, such as the motive steam temperature, seawater flowproduced have been investigated in the MED desalination system combined with the bilayer wood solar steamgenerator.It is found that, under a given operating condition, there exists an optimum steam generation temperatureThis parametric simulation study will help the design of efficient bilayer wood solar steam generator

Keywords： solar energy     steam generating     multi-effect desalination    

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Exergy-energy analysis of full repowering of a steam power plant

S. NIKBAKHT NASERABAD,K. MOBINI,A. MEHRPANAHI,M. R. ALIGOODARZ

Frontiers in Energy 2015, Volume 9, Issue 1,   Pages 54-67 doi: 10.1007/s11708-014-0342-6

Abstract: A 320 MW old steam power plant has been chosen for repowering in this paper.Steam is produced by a double-pressure heat recovery steam generator (HRSG) with reheat which obtainsits required heat from the exhaust gases coming from the gas turbines.The results obtained from modeling and analyzing the energy-exergy of the original steam power plantThis maximum efficiency occurs when utilizing two V94.3A gas turbines without duct burner in the steam

Keywords： full repowering     exergy analysis     V94.2 and V94.3A gas turbines     double-pressure HRSG     duct burner     Bandarabbassteam power plant     efficiency    

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Performance evaluation of an improved biomass-fired cogeneration system simultaneously using extraction steam

Frontiers in Energy 2022, Volume 16, Issue 2,   Pages 321-335 doi: 10.1007/s11708-021-0741-4

Abstract: In place of the traditional single heat source (extraction steam), the extraction steam from the turbinelow-pressure feedwater from the feedwater preheating system were collectively used for producing district heat

Keywords： biomass-fired cogeneration     district heat production system     absorption heat pump     extraction steam    

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Effect of heat transfer coefficient of steam turbine rotor on thermal stress field under off-design condition

Jie GUO,Danmei XIE,Hengliang ZHANG,Wei JIANG,Yan ZHOU

Frontiers in Energy 2016, Volume 10, Issue 1,   Pages 57-64 doi: 10.1007/s11708-015-0385-3

Abstract: The precise calculation of temperature and thermal stress field of steam turbine rotor under off-designconditions is of paramount significance for safe and economic operation, in which an accurate calculation of heatThe result shows that the accuracy of coefficient calculation when steam parameters are low has a greaterWhen steam parameters are high and HT coefficient is larger than 10 W/(m ·°C), there will be barely

Keywords： steam turbine     rotor     thermal stress     heat transfer coefficient     empirical formula    

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A space power system of free piston Stirling generator based on potassium heat pipe

Mingqiang LIN, Jian MOU, Chunyun CHI, Guotong HONG, Panhe GE, Gu HU

Frontiers in Energy 2020, Volume 14, Issue 1,   Pages 1-10 doi: 10.1007/s11708-019-0655-6

Abstract: The power system of a free piston Stirling generator (FPSG) based on potassium heat pipes has been developedBesides, the power system integrated with four FPSGs and potassium heat pipes was performed and the single

Keywords： free piston Stirling generator (FPSG)     potassium heat pipe     power system     energy conversion    

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Heat transfer coefficient of wheel rim of large capacity steam turbines

SHI Jinyuan, DENG Zhicheng, YANG Yu, JUN Ganwen

Frontiers in Energy 2008, Volume 2, Issue 1,   Pages 20-24 doi: 10.1007/s11708-008-0015-4

Abstract: A way of calculating the overall equivalent heat transfer coefficient of wheel rims of large capacitysteam turbines is presented.The heat transmission from the blade to the rim was simplified by analogy to heat transmission in theA fin heat transfer model was then used to calculate the equivalent heat transfer coefficient of theof temperature and thermal stress fields of steam turbine rotors.

Keywords： convection heat-transfer     capacity     heat-transfer coefficient     bottom     transmission    

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Recovery of waste heat in cement plants for the capture of CO

Ruifeng DONG, Zaoxiao ZHANG, Hongfang LU, Yunsong YU

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 1,   Pages 104-111 doi: 10.1007/s11705-011-1166-0

Abstract: A large part of the energy used in the making of cement is released as waste heat.A process to capture CO by integrating the recovery and utilization of waste heat has been designed.Aspen Plus software was used to calculate the amount of waste heat and the efficiency of energy utilizationAccording to the calculations: 1) the generating capacity of the waste heat recovery system is 4.9 MW

Keywords： cement industry     waste heat     recovery     utilization     CO2 removal    

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Experimental research of rust removed by flowing sodium

Liu Zejun,Sun Shuha

Strategic Study of CAE 2012, Volume 14, Issue 11,   Pages 99-102

Abstract: was found that there were badly oxidation phenomena in a superheater and a evaporator of CEFR's steamthe sodium technology department of CEFR to investigate how to removing the rust from the CEFR's steamBut the site condition of CEFR's steam generators can not achieve the ndition of the means of removingto investigate behavior of the oxidation surface of CEFR's steam generators in the flowing sodiumwould provide the esting foundation for the work of removing rust by flowing sodium of CEFR’s steam

Keywords： steam generator     sample     oxidation     removing rust by flowing sodium    

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Automated retrofit targeting of heat exchanger networks

Timothy G. Walmsley, Nathan S. Lal, Petar S. Varbanov, Jiří J. Klemeš

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 4,   Pages 630-642 doi: 10.1007/s11705-018-1747-2

Abstract:

The aim of this paper is to develop a novel heat exchanger network (HEN) retrofit method based onART uses the heat surplus-deficit table (HSDT) in combination with the Bridge Retrofit concepts to generateA refinery case study with 27 streams and 46 existing heat exchangers demonstrated the retrofit methodrecovery divided by the number of new units.The most promising retrofit project required 3 new heat exchanger units to achieve a heat savings of

Keywords： process retrofit     pinch analysis     heat exchanger network     heat recovery    

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Transversal tube pitch effects on local heat transfer characteristics of the flat tube bank fin mounted

Liangbi WANG, Zhimin LIN, Kangjie SUN, Yuanxin DONG, Song LIU, Yongheng ZHANG,

Frontiers in Energy 2010, Volume 4, Issue 3,   Pages 333-345 doi: 10.1007/s11708-009-0061-6

Abstract: The tube bank fin is commonly used to increase the area of the heat transfer surface with a small heattransfer coefficient of a heat exchanger.If vortex generators (VGs) are punched on the fin surface, the heat transfer performance of the fin canThis paper focused on the effect of transversal tube pitch on the local heat transfer performance ofWhen the area goodness factor was used as the criteria on the condition of one tube unit of heat exchanger

Keywords： heat transfer enhancement     vortex generator     finned flat tube bank     heat exchanger    

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Exergy analysis of R1234ze(Z) as high temperature heat pump working fluid with multi-stage compression

Bin HU, Di WU, L.W. WANG, R.Z. WANG

Frontiers in Energy 2017, Volume 11, Issue 4,   Pages 493-502 doi: 10.1007/s11708-017-0510-6

Abstract: this paper, the simulation approach and exergy analysis of multi-stage compression high temperature heatanalyzed to compare the system performance with 120°C pressurized hot water supply based upon waste heatrecovery.When the waste heat source temperature is 60°C, the exergy efficiencies increase about 6.9% and 11.8%

Keywords： multi-stage compression     high temperature heat pump     heat recovery     exergy destruction     R1234ze(Z) working    

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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: Employing thermoelectric generators (TEGs) to gather heat dissipating from the human body through thethe energy generation capacity of a wearable TEG subject to various conditions based on biological heat

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

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Title Author Date Type Operation

A performance analysis of integrated solid oxide fuel cell and heat recovery steam generator for IGFC

Souman RUDRA, H. T. KIM, Jinwook LEE, L. ROSENDAHL,

Journal Article

Typical off-design analytical performances of internal combustion engine cogeneration

Xiaohong HE, Ruixian CAI

Journal Article

High-efficiency inspecting method for mobile robots based on task planning for heat transfer tubes ina steam generator

Journal Article

Modeling analysis on solar steam generator employed in multi-effect distillation (MED) system

Zhaorui ZHAO, Bao YANG, Ziwen XING

Journal Article

Exergy-energy analysis of full repowering of a steam power plant

S. NIKBAKHT NASERABAD,K. MOBINI,A. MEHRPANAHI,M. R. ALIGOODARZ

Journal Article

Performance evaluation of an improved biomass-fired cogeneration system simultaneously using extraction steam

Journal Article

Effect of heat transfer coefficient of steam turbine rotor on thermal stress field under off-design condition

Jie GUO,Danmei XIE,Hengliang ZHANG,Wei JIANG,Yan ZHOU

Journal Article

A space power system of free piston Stirling generator based on potassium heat pipe

Mingqiang LIN, Jian MOU, Chunyun CHI, Guotong HONG, Panhe GE, Gu HU

Journal Article

Heat transfer coefficient of wheel rim of large capacity steam turbines

SHI Jinyuan, DENG Zhicheng, YANG Yu, JUN Ganwen

Journal Article

Recovery of waste heat in cement plants for the capture of CO

Ruifeng DONG, Zaoxiao ZHANG, Hongfang LU, Yunsong YU

Journal Article

Experimental research of rust removed by flowing sodium

Liu Zejun,Sun Shuha

Journal Article

Automated retrofit targeting of heat exchanger networks

Timothy G. Walmsley, Nathan S. Lal, Petar S. Varbanov, Jiří J. Klemeš

Journal Article

Transversal tube pitch effects on local heat transfer characteristics of the flat tube bank fin mounted

Liangbi WANG, Zhimin LIN, Kangjie SUN, Yuanxin DONG, Song LIU, Yongheng ZHANG,

Journal Article

Exergy analysis of R1234ze(Z) as high temperature heat pump working fluid with multi-stage compression

Bin HU, Di WU, L.W. WANG, R.Z. WANG

Journal Article

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

Yang YANG, Jing LIU,

Journal Article