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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: The supercritical carbon dioxide (SCO2) Brayton cycle has become an ideal power conversion(CFR1200) is used as the heat source of the system, and the sodium circuit temperature and the heat loadare the operating boundaries of the cycle system.heat source characte-ristics of the SFR, and the cycle efficiency is the highest (40.7%).load cycle of the power plant is studied.

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

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Estimation of composite load model with aggregate induction motor dynamic load for an isolated hybrid

Nitin Kumar SAXENA,Ashwani Kumar SHARMA

Frontiers in Energy 2015, Volume 9, Issue 4,   Pages 472-485 doi: 10.1007/s11708-015-0373-7

Abstract: The composite load is a combination of the static and dynamic load model.To develop this composite load model, the exponential load is used as a static load model and inductionmotors (IMs) are used as a dynamic load model.This aggregate model is used as a dynamic load model.exponential model of static load and for the fifth and third order IM dynamic load model using state

Keywords： isolated hybrid power system (IHPS)     composite load model     static load     dynamic load     induction motor loadmodel     aggregate load    

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A comparison of production system life cycle models

Rajesh ATTRI, Sandeep GROVER

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 3,   Pages 305-311 doi: 10.1007/s11465-012-0332-5

Abstract: Hence, analyzing different life cycle models of the production system is necessary.In this paper, different life cycle models of the production system are compared to evaluate the distinctiveFurthermore, the difference between product life cycle and production life cycle is summarized, and theeffect of product life cycle on production life cycle is explained.Finally, a production system life cycle model, along with key activities to be performed in each stage

Keywords： production system     life cycle     model     product    

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Calculation method of load distribution on pipe threaded connections under tension load

Shoujun CHEN, Lianxin GAO, Qi AN

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 2,   Pages 241-248 doi: 10.1007/s11465-011-0219-x

Abstract:

This paper presents a new calculation method that can calculate the load distribution on pipe threadedconnections under tension load.the new method on the sample of P-110S pipe threaded connection, the obtained results show that the loadThe model offers a new way to calculate the loads carried on the thread teeth under tension load.

Keywords： load distribution     calculation method     pipe threaded connections     tension load    

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Comparison of optimal capacitor placement methods in radial distribution system with load growth andZIP load model

Veera Venkata Satya Naryana MURTY, Ashwani KUMAR

Frontiers in Energy 2013, Volume 7, Issue 2,   Pages 197-213 doi: 10.1007/s11708-013-0249-7

Abstract: Furthermore, the load growth factor has been considered in the study which is essential for the planningand expansion of the existing systems, whereas the impact of the realistic load model as ZIP load model

Keywords： load growth     load models     reactive power compensation     radial distribution system     power loss index (PLI)    

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Analysis on carbon emission reduction intensity of fuel cell vehicles from a life-cycle perspective

Frontiers in Energy doi: 10.1007/s11708-023-0909-1

Abstract: This paper evaluated the life-cycle cost and carbon emission of hydrogen energy via lots of field surveys

Keywords： hydrogen energy     life-cycle assessment (LCA)     fuel cell vehicle     carbon emission     energy cost    

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Improvement of the cascading closed loop cycle system

ZHANG Guoqiang, CAI Ruixian

Frontiers in Energy 2007, Volume 1, Issue 3,   Pages 341-346 doi: 10.1007/s11708-007-0051-5

Abstract: Aspen Plus was used to simulate and get more information about the cascading closed loop cycle (CCLC)by the CCLC, both qualitative and quantitive comparisons between the system and simple steam Rankine cycleA better cycle scheme and pressure distribution was proposed to raise the efficiency of the CCLC.
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A practical multi-lane factor model of bridges based on multi-truck presence considering lane load disparities

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4,   Pages 877-894 doi: 10.1007/s11709-021-0756-2

Abstract: bridge design specifications consider multi-lane factors (MLFs) a critical component of the traffic loadapproach, the experimental site study yielded MLFs comparable with those directly calculated using traffic loadcaused the proposed approach, existing design specifications, and conventional approach of ignoring lane load

Keywords： bridges     multi-lane factor     traffic load     lane load disparity     multi-truck presence     weigh-in-motion    

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Shape design of arch dams under load uncertainties with robust optimization

Fengjie TAN, Tom LAHMER

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 4,   Pages 852-862 doi: 10.1007/s11709-019-0522-x

Abstract: The optimization of an arch-type dam is realized here by a robust optimization method under load uncertaintyThe load uncertainty is modeled as an ellipsoidal expression.

Keywords： arch dam     shape optimization     robust optimization     load uncertainty     approximation model    

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State-of-the-art applications of machine learning in the life cycle of solid waste management

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 4, doi: 10.1007/s11783-023-1644-x

Abstract:

● State-of-the-art applications of machine learning (ML) in solid waste (SW) is presented.

Keywords： Machine learning (ML)     Solid waste (SW)     Bibliometrics     SW management     Energy utilization     Life cycle    

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Prediction of bed load sediments using different artificial neural network models

Reza ASHEGHI, Seyed Abbas HOSSEINI

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 2,   Pages 374-386 doi: 10.1007/s11709-019-0600-0

Abstract: based function (RBF), and generalized feed forward neural network using five dominant parameters of bed load

Keywords： bed load prediction     artificial neural network     modeling     empirical equations    

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Sulfur cycle as an electron mediator between carbon and nitrate in a constructed wetland microcosm

Wenrui Guo, Yue Wen, Yi Chen, Qi Zhou

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 4, doi: 10.1007/s11783-020-1236-y

Abstract: . • S cycle transferred electrons between organics and NO3‒ with an efficiency of 15%.A constructed wetland microcosm was employed to investigate the sulfur cycle-mediated electron transferThe overall electron transfer efficiency of the sulfur cycle for autotrophic denitrification was 15.3%Thiohalobacter, Thiobacillus, Sulfuritalea, and Sulfurisoma), which jointly fulfilled a sustainable sulfur cycle

Keywords： Constructed wetland     Sulfur cycle     Electron transfer     Denitrification    

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Life-cycle cost analysis of optimal timing of pavement preservation

Zilong WANG,Hao WANG

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 1,   Pages 17-26 doi: 10.1007/s11709-016-0369-3

Abstract: This study developed an integrated life-cycle cost analysis (LCCA) model to quantify the impact of pavement

Keywords： pavement preservation     life-cycle cost analysis     agency cost     vehicle operation cost    

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Performance analysis of cogeneration systems based on micro gas turbine (MGT), organic Rankine cycleand ejector refrigeration cycle

Zemin BO, Kai ZHANG, Peijie SUN, Xiaojing LV, Yiwu WENG

Frontiers in Energy 2019, Volume 13, Issue 1,   Pages 54-63 doi: 10.1007/s11708-018-0606-7

Abstract: The systems are MGT (micro gas turbine) + ORC (organic Rankine cycle) for electricity demand, MGT+ ERC(ejector refrigeration cycle) for electricity and cooling demand, and MGT+ ORC+ ERC for electricityThe results show that under the design condition, when using R600 in the bottoming cycle, the MGT+ ORCthree cogeneration systems can be effectively improved under off-design condition because the bottoming cycle

Keywords： cogeneration system     different working fluids     micro gas turbine (MGT)     organic Rankine cycle (ORC)     ejectorrefrigeration cycle (ERC)    

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Co-hydrotreating light cycle oil-canola oil blends

Huali WANG, Hena FAROOQI, Jinwen CHEN

Frontiers of Chemical Science and Engineering 2015, Volume 9, Issue 1,   Pages 64-76 doi: 10.1007/s11705-015-1504-8

Abstract: Canola oil and light cycle oil (LCO) blends were co-hydrotreated over a commercial hydrotreating catalyst

Keywords： hydrotreating     co-hydrotreating     co-processing     canola oil     light cycle oil (LCO)    

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Title Author Date Type Operation

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

Journal Article

Estimation of composite load model with aggregate induction motor dynamic load for an isolated hybrid

Nitin Kumar SAXENA,Ashwani Kumar SHARMA

Journal Article

A comparison of production system life cycle models

Rajesh ATTRI, Sandeep GROVER

Journal Article

Calculation method of load distribution on pipe threaded connections under tension load

Shoujun CHEN, Lianxin GAO, Qi AN

Journal Article

Comparison of optimal capacitor placement methods in radial distribution system with load growth andZIP load model

Veera Venkata Satya Naryana MURTY, Ashwani KUMAR

Journal Article

Analysis on carbon emission reduction intensity of fuel cell vehicles from a life-cycle perspective

Journal Article

Improvement of the cascading closed loop cycle system

ZHANG Guoqiang, CAI Ruixian

Journal Article

A practical multi-lane factor model of bridges based on multi-truck presence considering lane load disparities

Journal Article

Shape design of arch dams under load uncertainties with robust optimization

Fengjie TAN, Tom LAHMER

Journal Article

State-of-the-art applications of machine learning in the life cycle of solid waste management

Journal Article

Prediction of bed load sediments using different artificial neural network models

Reza ASHEGHI, Seyed Abbas HOSSEINI

Journal Article

Sulfur cycle as an electron mediator between carbon and nitrate in a constructed wetland microcosm

Wenrui Guo, Yue Wen, Yi Chen, Qi Zhou

Journal Article

Life-cycle cost analysis of optimal timing of pavement preservation

Zilong WANG,Hao WANG

Journal Article

Performance analysis of cogeneration systems based on micro gas turbine (MGT), organic Rankine cycleand ejector refrigeration cycle

Zemin BO, Kai ZHANG, Peijie SUN, Xiaojing LV, Yiwu WENG

Journal Article

Co-hydrotreating light cycle oil-canola oil blends

Huali WANG, Hena FAROOQI, Jinwen CHEN

Journal Article