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Fault Modelling and Simulation of Satellite Thermal Control System

Li Yunze,Wei Chuanfeng,Yuan Lingshuang,Wang Jun

Strategic Study of CAE 2005, Volume 7, Issue 1,   Pages 38-40

Abstract:

In order to master the satellite temperature change caused by thermal control system faults more easilyand roundly, satellite thermal control system faults were sort into three basal classes： thermal resistancetype, control strategy type,and passive heat load change.provides a mathematical model and simulation method for fault diagnosis and fault-tolerant control systemdesign of satellite thermal control.

Keywords： satellite     thermal control system     fault simulation    

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Reliability Design and Analysis of Spacecraft Thermal Cont rol/Thermal Management System

Li Yunze ,Ning Xianwen ,Wang Xiaoming ,Shi Xiaobo

Strategic Study of CAE 2007, Volume 9, Issue 7,   Pages 53-56

Abstract:

Based on the developing demand of spacecraft thermal control and thermalmanagement, basic design schemes and analysis models for maintaining thermal control/thermal managementsystem's reliability are developed through classifying and reviewing of common spacecraft thermalwhich provide a fundamental tool for advanced design and analysis for the reliability of spacecraft thermalcontrol and thermal management system.

Keywords： spacecraft     thermal control     thermal management     reliability    

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Coupling evaluation for material removal and thermal control on precision milling machine tools

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 1,   Pages 12-12 doi: 10.1007/s11465-021-0668-9

Abstract: material removal (MR) energy as useful energy consumption and ignored the useful energy consumed by thermalcontrol (TC) for maintaining internal thermal stability and machining accuracy.

Keywords： machine tools     cutting energy efficiency     thermal stability     machining accuracy     coupling evaluation    

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Discussion on Integrated Environment Control Thermal Management System Concepts for Hypersonic Vehicle

Wang Peiguang,Liu Yongji, Wang Jun

Strategic Study of CAE 2007, Volume 9, Issue 2,   Pages 38-48

Abstract: As a result, a reliable integrated thermal management system is a necessity to ensure flight safety.Concept of integrated thermal management system was put forward respectively,based on the characteristicswhich is characterized by short flight time and quick change of velocity and altitude,a concept of thermalmanagement system which uses liquid唱hydrogen as major heat sink and PCM material as supplementary heatFor that with longer flight time and higher Mach number,a concept of thermal management system using

Keywords： hypersonic     vehicle     thermal management    

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An autonomous system for thermal convection of viscoelastic fluids in a porous layer using a thermal

Qi WEI, Xiaohui ZHANG

Frontiers in Energy 2010, Volume 4, Issue 4,   Pages 507-516 doi: 10.1007/s11708-010-0017-x

Abstract: Thermal convection of viscoelastic fluids saturating a horizontal porous layer heated from below is analyzedusing a thermal nonequilibrium model to take account of the interphase heat transfer between the fluidAn autonomous system with five differential equations is deduced by applying the truncated Galerkin expansionThe effects of interphase heat transfer on the thermal convection of viscoelastic fluids in a porous

Keywords： thermal convection     porous media     viscoelastic fluid     thermal nonequilibrium model    

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Indoor thermal comfort research on the hybrid system of radiant cooling and dedicated outdoor air system

Weiliang WANG, Zhe TIAN

Frontiers in Energy 2013, Volume 7, Issue 2,   Pages 155-160 doi: 10.1007/s11708-013-0244-z

Abstract: The radiant cooling system generally operates with the dedicated outdoor air system (DOAS).the indoor thermal comfort.used to choose the optimal air supply mode and to analyze the significance of different factors on the thermalThe results are expected for conducting the future design and regulation of the hybrid system.results show that influence fact of air supply temperature is the most dominant one to impact the indoor thermal

Keywords： radiant cooling system     dedicated outdoor air system (DOAS)     thermal comfort     Taguchi method     variance analysis    

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Identification of thermal error in a feed system based on multi-class LS-SVM

Chao JIN, Bo WU, Youmin HU, Yao CHENG

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 1,   Pages 47-54 doi: 10.1007/s11465-012-0307-6

Abstract:

Research of thermal characteristics has been a key issue in the development of high-speed feed systemfeed system is identified with the variance and mean square value of the temperatures of supportingA series of experiments were carried out on a self-made quasi high-speed feed system experimental benchThe results show that the recommended model can be used to predict the thermal error of a feed systemin a feed system.

Keywords： least squares support vector machine (LS-SVM)     feed system     thermal error     precision machining    

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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: such as power, thermal, and gas which meet the load of various energy forms.The power-thermal-gas integrated energy system used in the case study includes an IEEE-33 bus power system, a Belgian 20 node natural gas system, and a six node thermal system.Simulation-based calculations and comparison of the results under different scenarios prove that the power-thermal-gasintegrated energy system enhances the flexibility and stability of the system as well as reducing system

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

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Optimization of cold-end system of thermal power plants based on entropy generation minimization

Frontiers in Energy 2022, Volume 16, Issue 6,   Pages 956-972 doi: 10.1007/s11708-021-0785-5

Abstract: Cold-end systems are heat sinks of thermal power cycles, which have an essential effect on the overallperformance of thermal power plants.To enhance the efficiency of thermal power plants, multi-pressure condensers have been applied in somelarge-capacity thermal power plants.that of the single-pressure cold-end system when the total condenser area is constant.

Keywords： cold-end system     entropy generation minimization     optimization     economic analysis     genetic algorithm    

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Data mining diagnosis system based on rough set theory for boilers in thermal power plants

YANG Ping

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 2,   Pages 162-167 doi: 10.1007/s11465-006-0017-z

Abstract: Large amounts of data in the SCADA systems databases of thermal power plants have been used for monitoring, control and over-limit alarm, but not for fault diagnosis.directly from the SCADA systems databases in thermal power plants.A boiler fault diagnosis system is designed and realized by the proposed approach, its running resultsin a thermal power plant of Guangdong Province show that the system can satisfy fault diagnosis requirement
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Modeling and optimization of an enhanced battery thermal management system in electric vehicles

Mao LI, Yuanzhi LIU, Xiaobang WANG, Jie ZHANG

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 1,   Pages 65-75 doi: 10.1007/s11465-018-0520-z

Abstract: This paper models and optimizes an air-based battery thermal management system (BTMS) in a battery modulecooling air, heat flux from the battery cell to the cooling air, and passage spacing size) on the battery thermalThree metrics are used to evaluate the BTMS thermal performance, including (i) the maximum temperature

Keywords： thermal management     electric vehicle     lithium-ion battery     temperature uniformity     design optimization    

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Numerical study of thermal characteristics of double skin facade system with middle shade

Shaoning LIU, Xiangfei KONG, Hua YANG, Minchao FAN, Xin ZHAN

Frontiers in Energy 2021, Volume 15, Issue 1,   Pages 222-234 doi: 10.1007/s11708-017-0480-8

Abstract: A new shade combined with the double skin façade (DSF) system, called middle shade (MS), was introduced3D dynamic simulation was conducted to analyze the influence of MS combined with DSF on the indoor thermalthe shade in the three seasons are different, and different conditions effectively enhance the indoor thermal

Keywords： middle shade     position     thermal characteristics     double skin facade    

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Effects of thermocline on performance of underwater glider’s power system propelled by ocean thermal

Hai YANG, Jie MA,

Frontiers in Energy 2009, Volume 3, Issue 4,   Pages 472-479 doi: 10.1007/s11708-009-0052-7

Abstract: The thermal glider’s changeable volume produces propelling force to power the glider’s descendingBased on the enthalpy method, a mathematical model of the underwater glider’s power system wasthermocline affects the transition time of the phase change processes of working fluids within the thermalTo keep the power system working efficiently, a glider must be kept in warm surface water for a certainA less time efficiency of operation is unfavorable to the thermal glider to penetrate through the ocean

Keywords： mathematical     underwater glider     system working     certain     corresponding threshold    

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Theory analysis and system identification methods on thermal dynamics characteristics of ballscrews

XIA Junyong, HU Youmin, WU Bo, SHI Tielin

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 4,   Pages 408-415 doi: 10.1007/s11465-008-0061-y

Abstract: thermal error to some extent but not suitable for thermal dynamic errors produced by dynamic heat sourcesTwo methods for system identification (the least square system identification and BP artificial neuralthermal deformation of ballscrews.The model of thermal error of the axis in a feed system of DM4600 vertical miller is established withthan the least square system identification.

Keywords： square system     network     vertical miller     transfer     ANN    

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A modified zone model for estimating equivalent room thermal capacity

Hua CHEN, Xiaolin WANG

Frontiers in Energy 2013, Volume 7, Issue 3,   Pages 351-357 doi: 10.1007/s11708-013-0254-x

Abstract: The zone model has been widely applied in control analysis of heating, ventilation and air conditioningThis paper proposed a modified zone model which is much simpler in the HVAC system simulation and hasThe thermal admittance for the building enclosure was developed based on the building thermal networkThe proposed model can then make the HVAC system dynamic simulation much faster and more acceptable forcontrol design due to its simplicity and efficiency.

Keywords： room model     thermal network analysis     transfer function     heating     ventilation and air conditioning (HVAC)system simulation    

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Title Author Date Type Operation

Fault Modelling and Simulation of Satellite Thermal Control System

Li Yunze,Wei Chuanfeng,Yuan Lingshuang,Wang Jun

Journal Article

Reliability Design and Analysis of Spacecraft Thermal Cont rol/Thermal Management System

Li Yunze ,Ning Xianwen ,Wang Xiaoming ,Shi Xiaobo

Journal Article

Coupling evaluation for material removal and thermal control on precision milling machine tools

Journal Article

Discussion on Integrated Environment Control Thermal Management System Concepts for Hypersonic Vehicle

Wang Peiguang,Liu Yongji, Wang Jun

Journal Article

An autonomous system for thermal convection of viscoelastic fluids in a porous layer using a thermal

Qi WEI, Xiaohui ZHANG

Journal Article

Indoor thermal comfort research on the hybrid system of radiant cooling and dedicated outdoor air system

Weiliang WANG, Zhe TIAN

Journal Article

Identification of thermal error in a feed system based on multi-class LS-SVM

Chao JIN, Bo WU, Youmin HU, Yao CHENG

Journal Article

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

Journal Article

Optimization of cold-end system of thermal power plants based on entropy generation minimization

Journal Article

Data mining diagnosis system based on rough set theory for boilers in thermal power plants

YANG Ping

Journal Article

Modeling and optimization of an enhanced battery thermal management system in electric vehicles

Mao LI, Yuanzhi LIU, Xiaobang WANG, Jie ZHANG

Journal Article

Numerical study of thermal characteristics of double skin facade system with middle shade

Shaoning LIU, Xiangfei KONG, Hua YANG, Minchao FAN, Xin ZHAN

Journal Article

Effects of thermocline on performance of underwater glider’s power system propelled by ocean thermal

Hai YANG, Jie MA,

Journal Article

Theory analysis and system identification methods on thermal dynamics characteristics of ballscrews

XIA Junyong, HU Youmin, WU Bo, SHI Tielin

Journal Article

A modified zone model for estimating equivalent room thermal capacity

Hua CHEN, Xiaolin WANG

Journal Article