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The model and process simulation of multi-effect two stage evaporation system with solid separation

Li Ling, Ruan Qi

Strategic Study of CAE 2008, Volume 10, Issue 10,   Pages 54-60

Abstract:

A mathematical model of conventional design for the multi-effect twostage evaporation system with condensed water flash and solid separation was established.omitting correlative block-smatrix in matrix equation, matrix equation could be used to describe the multi-effecttwo stage evaporation system without condensed water flash or solid separation.The model was solved by combining matrix method with iteration method.

Keywords： solid separation     mathematical model of multi-effect two stage evaporation     condensed water flash    

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The Mathematics Model and Matrix Method of Complex Cocurrent Multi-Effect Evaporation

Ruan Qi,Chen Wenbo,Huang Shihuang,Ye Changshen

Strategic Study of CAE 2001, Volume 3, Issue 4,   Pages 36-41

Abstract:

The model of complex cocurrent multi-effect evaporation with condensed water flash and extra vaporThe conventional model of cocurrent multi-effect evaporation is a simplified example of the model.solution from 26.7 to 90℃ by elicitation extra vapor,the fresh vapor expenditure of cocurrent three-effectevaporation is decreased by about 16%.

Keywords： condensed water flash     extra vapor elicitation     cocurrent     multi-effect evaporation     mathematics model     matrix    

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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: In this paper, a thermodynamic model has been developed to analyze the performance of the wood solaranalysis has also been conducted to assess the performance and operating conditions of the multiple effect

Keywords： solar energy     steam generating     multi-effect desalination    

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Multi-effect anthraquinone-based polyimide enclosed SnO/reduced graphene oxide composite as high-performance

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 9,   Pages 1231-1243 doi: 10.1007/s11705-023-2306-z

Abstract: Due to the multiple effects of anthraquinone-based polyimide and the synergistic effect of reducing graphene

Keywords： anthraquinone-based polyimide     multi-effect     tin dioxide     reduced graphene oxide     lithium-ion battery    

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Modified landfill gas generation rate model of first-order kinetics and two-stage reaction

Jiajun CHEN , Hao WANG , Na ZHANG ,

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 3,   Pages 313-319 doi: 10.1007/s11783-009-0025-4

Abstract: The first-order kinetics and two-stage reaction (FKTSR) model of the LFG generation rate includes mechanismsof the nutrient balance for biochemical reaction in two main stages.The model calibration was then calculated by using the experimental data.The results suggested that the new model was in line with the experimental data.rate constant in the first stage (), and the reaction rate constant in the second stage () of 64.746&

Keywords： landfill gas (LFG)     generation rate model     first-order kinetics     two-stage reaction     outflow function    

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Sustainability performance analysis of environment innovation systems using a two-stage network DEA model

Frontiers of Engineering Management   Pages 425-438 doi: 10.1007/s42524-022-0205-5

Abstract: Investigations on environmental innovation system performance constantly assume a single-stage independentA two-stage data envelopment analysis (DEA) model is developed in this study to analyze the efficiency

Keywords： envelopment analysis     environmental efficiency     environmental innovation system     shared resources     two-stage    

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Optimal placement of wind turbines within a wind farm considering multi-directional wind speed usingtwo-stage genetic algorithm

A.S.O. OGUNJUYIGBE, T.R. AYODELE, O.D. BAMGBOJE

Frontiers in Energy 2021, Volume 15, Issue 1,   Pages 240-255 doi: 10.1007/s11708-018-0514-x

Abstract: This paper proposes an algorithm to solve the wind farm layout optimization problem considering multi-angularA two-stage genetic algorithm (GA) equipped with complementary sampling and uniform crossover is usedIn the first stage, the optimal wind turbine layouts for 8 different major wind directions were determinedwhile the second stage allows each of the previously determined layouts to compete and inter-breed soThis paper will find application at the planning stage of wind farm.

Keywords： optimal placement     wind turbines     wind direction     genetic algorithm     wake effect    

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An efficient two-stage approach for structural damage detection using meta-heuristic algorithms and groupmethod of data handling surrogate model

Hamed FATHNEJAT, Behrouz AHMADI-NEDUSHAN

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 4,   Pages 907-929 doi: 10.1007/s11709-020-0628-1

Abstract: In this study, the performance of an efficient two-stage methodology which is applied in a damage detectionIn the first stage, in order to locate the damage accurately, the performance of the modal strain energyIn the second stage, to estimate the damage extent, the sensitivity of most used modal properties dueFurthermore, the effect of noise in the measurement of structural responses by the sensors has also beenthan CFNN model.

Keywords： two-stage method     modal strain energy     surrogate model     GMDH     optimization damage detection    

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Prediction of cutting force in turning of UD-GFRP using mathematical model and simulated annealing

Meenu GUPTA, Surinder Kumar GILL

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 4,   Pages 417-426 doi: 10.1007/s11465-012-0343-2

Abstract: The present investigation deals with the study and development of a cutting force prediction model forThe predicted values radial cutting force model is compared with the experimental values.

Keywords： UD-GFRP     ANOVA     radial cutting force     PCD tool     Taguchi method     regression analysis     simulated annealing     multi    

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Compressor performance of two-stage turbocharging system

HE Yituan, MA Chaochen, WEI Mingshan, ZHU Zhifu, HE Yituan

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 2,   Pages 218-221 doi: 10.1007/s11465-008-0027-0

Abstract: To study the performance of high and low stage compressors and that of the system as a whole, a two-stageturbocharging system was matched, and a special two-stage turbocharging system test bench was built.For each test curve, the speeds of the two stage turbochargers were adjusted to the fixed data, and aTo find out the actual supercharging effect of the two-stage turbocharging system, it is better to adoptThe system can get very high supercharging pressure when the speeds of the two stage turbochargers are

Keywords： special two-stage     HP     performance experiment     reliability     actual supercharging    

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Efficiency measurement for mixed two-stage nonhomogeneous network processes with shared extra intermediate

Qingxian AN, Xuyang LIU, Shijie DING

Frontiers of Engineering Management 2020, Volume 7, Issue 2,   Pages 259-274 doi: 10.1007/s42524-019-0080-x

Abstract: This study proposes a data-driven, mixed two-stage network data envelopment analysis model.A data set of 58 international hotels is used to test the features of the proposed model.

Keywords： shared resource allocation     mixed two-stage system     data envelopment analysis     efficiency    

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Discussion on back-to-back two-stage centrifugal compressor compact design techniques

Lei HUO, Huoxing LIU

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 4,   Pages 390-400 doi: 10.1007/s11465-013-0278-2

Abstract:

Design a small flow back-to-back two-stage centrifugal compressor in the aviation turbocharger, theTherefore, the stationary part of the back-to-back two-stage centrifugal compressor should pay full attention

Keywords： back-to-back     two-stage     centrifugal compressor     design     Internal flow    

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The Difference Effect of Environmental Regulation on Two Stages of Technology Innovation in China’s Manufacturing

Bao-long Yuan,Sheng-gang Ren,Xing Hu,Xuan-yu Yang

Frontiers of Engineering Management 2016, Volume 3, Issue 1,   Pages 24-29 doi: 10.15302/J-FEM-2016007

Abstract: This paper divides technological innovation into two stages: technology development and technology transferuse the panel data of 28 manufacturing industries during 2003–2012 to test the econometric regression model

Keywords： environmental regulation     technology innovation     stage difference     manufacturing    

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Simulating multiphase flow in a two-stage pusher centrifuge using computational fluid dynamics

Chong PANG, Wei TAN, Endian SHA, Yuanqing TAO, Liyan LIU

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 3,   Pages 329-338 doi: 10.1007/s11705-012-1205-5

Abstract: The design of two-stage pusher centrifuges have developed rapidly, but a good understanding of the theorycentrifugal filter processes, the computational fluid dynamics (CFD) software program FLUENT has been used to modelThese results show that this simulation method could be an effective tool to optimize the design of the two-stage

Keywords： two-stage pusher centrifuge     multiphase flow     CFD     dynamic mesh     porous media    

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Development of a novel two-stage proportional valve with a pilot digital flow distribution

Qiang GAO, Yuchuan ZHU, Changwen WU, Yulei JIANG

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 2,   Pages 420-434 doi: 10.1007/s11465-020-0622-2

Abstract: Pilot two-stage proportional valves are widely used in high-power hydraulic systems.the dynamic performance, reliability, and digitization of the traditional proportional valve, a novel two-stageIn particular, the dual nozzle-flapper is decoupled by two high-speed on/off valves (HSVs).First, the working principle and mathematical model of the proposed valve are determined.

Keywords： two-stage proportional valve     digital flow distribution     high-speed on/off valve     position tracking characteristic    

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Title Author Date Type Operation

The model and process simulation of multi-effect two stage evaporation system with solid separation

Li Ling, Ruan Qi

Journal Article

The Mathematics Model and Matrix Method of Complex Cocurrent Multi-Effect Evaporation

Ruan Qi,Chen Wenbo,Huang Shihuang,Ye Changshen

Journal Article

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

Zhaorui ZHAO, Bao YANG, Ziwen XING

Journal Article

Multi-effect anthraquinone-based polyimide enclosed SnO/reduced graphene oxide composite as high-performance

Journal Article

Modified landfill gas generation rate model of first-order kinetics and two-stage reaction

Jiajun CHEN , Hao WANG , Na ZHANG ,

Journal Article

Sustainability performance analysis of environment innovation systems using a two-stage network DEA model

Journal Article

Optimal placement of wind turbines within a wind farm considering multi-directional wind speed usingtwo-stage genetic algorithm

A.S.O. OGUNJUYIGBE, T.R. AYODELE, O.D. BAMGBOJE

Journal Article

An efficient two-stage approach for structural damage detection using meta-heuristic algorithms and groupmethod of data handling surrogate model

Hamed FATHNEJAT, Behrouz AHMADI-NEDUSHAN

Journal Article

Prediction of cutting force in turning of UD-GFRP using mathematical model and simulated annealing

Meenu GUPTA, Surinder Kumar GILL

Journal Article

Compressor performance of two-stage turbocharging system

HE Yituan, MA Chaochen, WEI Mingshan, ZHU Zhifu, HE Yituan

Journal Article

Efficiency measurement for mixed two-stage nonhomogeneous network processes with shared extra intermediate

Qingxian AN, Xuyang LIU, Shijie DING

Journal Article

Discussion on back-to-back two-stage centrifugal compressor compact design techniques

Lei HUO, Huoxing LIU

Journal Article

The Difference Effect of Environmental Regulation on Two Stages of Technology Innovation in China’s Manufacturing

Bao-long Yuan,Sheng-gang Ren,Xing Hu,Xuan-yu Yang

Journal Article

Simulating multiphase flow in a two-stage pusher centrifuge using computational fluid dynamics

Chong PANG, Wei TAN, Endian SHA, Yuanqing TAO, Liyan LIU

Journal Article

Development of a novel two-stage proportional valve with a pilot digital flow distribution

Qiang GAO, Yuchuan ZHU, Changwen WU, Yulei JIANG

Journal Article