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出版社:科學出版社 ISBN:9787030492449 商品編碼:68377797363 開本:小16開 出版時間:2016-09-01 頁數:193 字數:300 代碼:98
" 商品基本信息,請以下列介紹為準 | 商品名稱: | 基於油包水工作液的綠色電火花成形加工(英文版) | 作者: | 劉永紅等著 | 代碼: | 98.0 | 出版社: | 科學出版社 | 出版日期: | 2016-09-01 | ISBN: | 9787030492449 | 印次: | 1 | 版次: | 31 | 裝幀: | 平裝 | 開本: | 小16開 |
內容簡介 | 《基於油包水工作液的綠色電火花成形加工(英文版)》內容包括:Chapter 1 Dehydration efficiency of high—frequency pulsed DC electrical fields on water—in—oil emulsion;Chapter 2 Simulation of droplet behavior in water—in—oil emulsion subjected to an electric field;Chapter 3 Application of variable frequency technique on electrical dehydration of water —in—oil emulsion;Chapter 4 Discussion of the drop rest phenomenon at millimeter scale and coalescence of droplets at micrometer scale;Chapter 5 Investigation of the charging characteristics of micron sized droplets based on parallel plate capacitor model;Chapter 6 Investigation on the influence of the dielectrics on the material removal characteristics of EDM;Chapter 7 Transient dynamics simulation of the electrical discharge generated bubble in si EDM;Chapter 8 A novel method of determining energy distribution and plasma diameter of EDM;Chapter 9 Si EDM in water—in—off emulsion;Chapter 10 Study of the recast layer of a surface machined by si EDM using water—in—off emulsion as dielectrics。 |
目錄 | oreword Preface
Chapter 1 Dehydration efficiency of high-frequency pulsed DC electrical fields on water-in-oil emulsion 1.1 Introduction 1.2 Model development 1.2.1 Define of emulsion stability index 1.2.2 Define of dehydration efficiency index 1.3 Experiments 1.3.1 Preparation of emulsion 1.3.2 Experimental instrumentation 1.3.3 Relationship between conductivity and measured current 1.4 Results and discussion 1.4.1 The relationship between measured current and droplets behaviour 1.4.2 Influence of the inter-electrode distance 1.4.3 Influence of the frequency 1.4.4 Influence of the pulse duration 1.4.5 Influence of the water contents 1.4.6 Influence of surfactant concentration 1.4.7 Influence of initial droplets size 1.4.8 Influence of sodium chloride concentration in the dispersed phase 1.4.9 Influence of temperature 1.5 Conclusions
Chapter 2 Simulation of droplet behavior in water-in-oil emulsion subjected to an electric field 2.1 Introduction 2.2 Kinetic modeling of droplets 2.2.1 Forces acting on droplets 2.2.2 Electric forces 2.2.3 Viscous forces 2.2.4 Coulomb force and gravity 2.3 Simulation 2.3.1 Assumptions 2.3.2 Coalescence probability 2.3.3 Simulation strategy 2.4 Experiments 2.5 Results and discussion 2.6 Conclusions
Chapter 3 Application of variable frequency technique on electrical dehydration of water-in-oil emulsion 3.1 Introduction 3.2 Experiments 3.2.1 Preparation of emulsion 3.2.2 Experimental instrumentation 3.2.3 Define of dehydration efficiency index 3.3 Results and discussion 3.3.1 The relationship between measured current and droplets behaviour 3.3.2 Dehydration efficiency of the pulsed electric field with constant frequency 3.3.3 Dehydration efficiency of the pulsed electric field with changing frequency 3.4 Conclusions
Chapter 4 Discussion of the drop rest phenomenon at millimeter scale and coalescence of droplets at micrometer scale 4.1 Introduction 4.2 Theory 4.2.1 Stochastic model for the drop-interface and droplet-droplet coalescence 4.2.2 Model for the droplets behavior in electric field based on conductivity technique 4.3 Materials and methods 4.3.1 Materials and preparation of W/O emulsions 4.3.2 Experimental conditions 4.3.3 Experiments on the measurement of surface and interfacial tension 4.3.4 Experiments on interfacial coalescence of drops 4.3.5 Experiments on droplets coalescence in pulsed DC electric filed 4.4 Results and discussion 4.4.1 Adsorption at water-oil interfaces 4.4.2 Interfacial coalescence of drops 4.4.3 Emulsion stability in pulsed DC electric filed 4.5 Conclusions
Chapter 5 Inv |
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