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Model reduction of contact dynamics simulation using a modified Lyapunov balancing method

Jianxun LIANG, Ou MA, Caishan LIU

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 4,   Pages 383-391 doi: 10.1007/s11465-011-0244-9

Abstract: Although many model reduction techniques have been available to improve the efficiency of finite elementThis paper presents a model reduction approach for finite-element based multibody contact dynamics simulationAn example is presented to demonstrate that, by applying the model reduction the simulation process is

Keywords： contact dynamics     dynamic simulation     model reduction     finite element method    

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Selective reduction of NO by photo-SCR with ammonia in an annular fixed-film photoreactor

YiangChen CHOU, Young KU

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 2,   Pages 149-155 doi: 10.1007/s11783-010-0296-9

Abstract: Gaseous NO was photocatalytically reduced at room temperature by photo-assisted selective catalytic reductionNO reduction efficiency and N selectivity were determined from gases composition at the outlet streamThe photoirradiation on the TiO surface caused remarkable photocatalytic reduction of NO to form N ,The ammonia and oxygen molecules played the roles of reductant and oxidant for NO reduction and activeThe kinetic model proposed in this study can be used to reasonably describe the reaction mechanism of

Keywords： photo-SCR     photocatalysis     NO reduction     Eley-Rideal model    

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Model reduction techniques for dynamics analysis of ultra-precision linear stage

Xuedong CHEN, Zhixin LI

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 1,   Pages 64-70 doi: 10.1007/s11465-009-0009-x

Abstract: Spring-damping elements are used to simplify the internal interaction in the proposed finite element (FE) modelA reduction approach is used to simplify the system in a dynamic studied.The experimental modal analysis proves the validity of the reduction approach, which can be generalizedto the development and dynamics characteristic study of a complex system model to obviously save computational

Keywords： dynamics analysis     air-bearing     linear stage     reduction    

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Reduction kinetics of SrFeO/CaO∙MnO nanocomposite as effective oxygen carrier for chemical looping partial

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 12,   Pages 1726-1734 doi: 10.1007/s11705-022-2188-5

Abstract: In this work, the kinetics of SrFeO3−δ–CaO∙MnO nanocomposite reduction by methane wasDuring the methane reduction, combustion occurs before the partial oxidation and there exists a transitionrelated to the partial oxidation is well fitted by the Avrami–Erofeyev equation with n = 3 (A3 modellaw for the partial oxidation includes a solid conversion term whose expression is given by the A3 modelThe proposed rate law could well predict the reduction kinetics; thus, it may be used to design and/or

Keywords： chemical looping reforming     SrFeO3−δ/CaO·MnO nanocomposite     reduction kinetics     Avrami–Erofeyevmodel     pressure-dependent term    

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Fuzzy stochastic long-term model with consideration of uncertainties for deployment of distributed energy

Iraj AHMADIAN,Oveis ABEDINIA,Noradin GHADIMI

Frontiers in Energy 2014, Volume 8, Issue 4,   Pages 412-425 doi: 10.1007/s11708-014-0315-9

Abstract: The Monte Carlo simulation method is used to model the uncertainties associated with long-term load forecastingReduction of loss and power purchased from the electricity market, loss reduction in peak load leveland reduction in voltage deviation are considered simultaneously as the objective functions.An enhanced economic model is also proposed to justify investment on DER.

Keywords： component     distributed energy resources     fuzzy optimization     loss reduction     interactive honey bee matingoptimization (IHBMO)     voltage deviation reduction     stochastic programming    

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Multi-Objective Adaptive Optimization Model Predictive Control: Decreasing Carbon Emissions from a Zinc Article

Ke Wei, Keke Huang, Chunhua Yang, Weihua Gui

Engineering 2023, Volume 27, Issue 8,   Pages 96-105 doi: 10.1016/j.eng.2023.01.017

Abstract: To address these issues, this paper proposes a multi-objective adaptive optimization model predictiveMore specifically, with a large amount of data collected from a CFD model, a sparse regression problemis first formulated and solved to obtain a reduction model.Then, a two-layered control framework including real-time optimization (RTO) and model predictive control

Keywords： Zinc oxide rotary kiln     Model reduction     Sparse identification     Real-time optimization     Model predictive    

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Does environmental infrastructure investment contribute to emissions reduction? A case of China

Xiaoqian SONG, Yong GENG, Ke LI, Xi ZHANG, Fei WU, Hengyu PAN, Yiqing ZHANG

Frontiers in Energy 2020, Volume 14, Issue 1,   Pages 57-70 doi: 10.1007/s11708-019-0654-7

Abstract: employs an improved stochastic impact by regression on population, affluence and technology (STRIPAT) modelHowever, the effect of EII on SO emission fluctuated although it still contributes to the reduction

Keywords： 2.5 pollution     stochastic impact by regression on population     affluence and technology (STIRPAT) model    

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Electrocatalytic reduction of NO to NH in ionic liquids by P-doped TiO nanotubes

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 6,   Pages 726-734 doi: 10.1007/s11705-022-2274-8

Abstract: Designing advanced and cost-effective electrocatalytic system for nitric oxide (NO) reduction reactionNoteworthy, the obtained performance metrics are significantly larger than those for N2 reduction

Keywords： nitric oxide reduction reaction     electrcatalysis     ammonia production     phosphorus-doped titania    

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Enhancement of extracellular Cr(VI) reduction for anammox recovery using hydrazine: performance, pathways

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 9, doi: 10.1007/s11783-023-1715-z

Abstract:

● N2H4 addition enhanced and recovered anammox performance under Cr(VI) stress.

Keywords： Extracellular Cr(VI) reduction     Electron transfer     Anammox     Hydrazine     Cr(VI) inhibition    

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Achieving air pollutant emission reduction targets with minimum abatement costs: An enterprise-level

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 2, doi: 10.1007/s11783-021-1459-6

Abstract:

• Quantification of efficiency and fairness of abatement allocation are optimized.

Keywords： Pollutant emission reduction allocation     Emission reduction measures     Total abatement cost     Economic    

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Recent advances and challenges of nitrogen/nitrate electro catalytic reduction to ammonia synthesis

Frontiers in Energy doi: 10.1007/s11708-023-0908-2

Abstract: Herein, the basic mechanism of the nitrogen reduction reaction (NRR) to ammonia and nitrate reduction

Keywords： electrochemical ammonia synthesis     nitrogen     nitrate     nitrogen reduction reaction (NRR) to ammonia     nitratereduction reaction (NO–3 RR)    

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Strength reduction factors for structural rubbercrete

Bashar S. MOHAMMED,N. J. AZMI

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 3,   Pages 270-281 doi: 10.1007/s11709-014-0265-7

Abstract: Equations for the reduction factors (RFs) for compressive strength, flexural strength, splitting tensile

Keywords： crumb rubber     recycled tire     mix design     reduction factor     strength     modulus elasticity    

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A review of Pt-based electrocatalysts for oxygen reduction reaction

Changlin ZHANG, Xiaochen SHEN, Yanbo PAN, Zhenmeng PENG

Frontiers in Energy 2017, Volume 11, Issue 3,   Pages 268-285 doi: 10.1007/s11708-017-0466-6

Abstract: Development of active and durable electrocatalyst for oxygen reduction reaction (ORR) remains one challenge

Keywords： oxygen reduction reaction (ORR)     electrocatalysis     platinum catalyst     activity     durability    

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Reduction of CeO

Elena Yu. KONYSHEVA

Frontiers of Chemical Science and Engineering 2013, Volume 7, Issue 3,   Pages 249-261 doi: 10.1007/s11705-013-1333-6

Abstract: Reduction behavior of pure and doped CeO , the multi-phase La Sr CoO ? CeO , La Sr MnO ?The enhanced reduction of cerium oxide was observed initially at 800°C in all composites in spite ofDue to continuous reduction of cerium oxide in La Sr CoO ? CeO and La Sr MnO ?After 3 h exposure to H -Ar at 800°C the reduction of cerium oxides and perovskite phases in La Ni FeThe extent of cerium oxide involvement in the reduction process varies with time, and depends on its

Keywords： reduction of cerium oxide     composites     perovskites     catalyst under hydrogen containing atmosphere    

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Scale up of reactors for carbon dioxide reduction

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 1,   Pages 116-122 doi: 10.1007/s11705-022-2178-7

Abstract: On the other hand, the translation of these developments in electrochemical reduction of carbon dioxide

Keywords： CO2 reduction     electrochemical cell     electrosynthesis     upscaling    

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Title Author Date Type Operation

Model reduction of contact dynamics simulation using a modified Lyapunov balancing method

Jianxun LIANG, Ou MA, Caishan LIU

Journal Article

Selective reduction of NO by photo-SCR with ammonia in an annular fixed-film photoreactor

YiangChen CHOU, Young KU

Journal Article

Model reduction techniques for dynamics analysis of ultra-precision linear stage

Xuedong CHEN, Zhixin LI

Journal Article

Reduction kinetics of SrFeO/CaO∙MnO nanocomposite as effective oxygen carrier for chemical looping partial

Journal Article

Fuzzy stochastic long-term model with consideration of uncertainties for deployment of distributed energy

Iraj AHMADIAN,Oveis ABEDINIA,Noradin GHADIMI

Journal Article

Multi-Objective Adaptive Optimization Model Predictive Control: Decreasing Carbon Emissions from a Zinc

Ke Wei, Keke Huang, Chunhua Yang, Weihua Gui

Journal Article

Does environmental infrastructure investment contribute to emissions reduction? A case of China

Xiaoqian SONG, Yong GENG, Ke LI, Xi ZHANG, Fei WU, Hengyu PAN, Yiqing ZHANG

Journal Article

Electrocatalytic reduction of NO to NH in ionic liquids by P-doped TiO nanotubes

Journal Article

Enhancement of extracellular Cr(VI) reduction for anammox recovery using hydrazine: performance, pathways

Journal Article

Achieving air pollutant emission reduction targets with minimum abatement costs: An enterprise-level

Journal Article

Recent advances and challenges of nitrogen/nitrate electro catalytic reduction to ammonia synthesis

Journal Article

Strength reduction factors for structural rubbercrete

Bashar S. MOHAMMED,N. J. AZMI

Journal Article

A review of Pt-based electrocatalysts for oxygen reduction reaction

Changlin ZHANG, Xiaochen SHEN, Yanbo PAN, Zhenmeng PENG

Journal Article

Reduction of CeO

Elena Yu. KONYSHEVA

Journal Article

Scale up of reactors for carbon dioxide reduction

Journal Article