Preface xv 1 Overview of Development of Insulating Materials 1 Wenye Zhang and Jun-Wei Zha 1.1 Introduction 1 1.2 Historical Evolution of Insulating Materials 2 1.3 Modern Insulating Materials and Current Challenges 10 1.4 Toward Green and Smart Insulating Materials 14 1.5 Summary and Outlook 20 References 20 2 Key Issues of Conventional Insulating Materials 27 Yang Zhang and Jun-Wei Zha 2.1 Introduction 27 2.2 Key Issues in Conventional Solid Insulation 28 2.
3 Key Issues in Conventional Liquid Insulation 32 2.4 Key Issues in Conventional Gas Insulation 34 2.5 Eco-Cycling Requirements for Conventional Insulation Materials 36 References 37 3 Characteristics and Types of Green Insulating Materials 41 Baoquan Wan and Jun-Wei Zha 3.1 Introduction 41 3.2 Green Solid Insulating Materials for Power Cables and Accessories 43 3.3 Green Liquid Insulating Materials for Transformers and Dielectric Fluids 47 3.4 Green Gaseous Insulating Materials for Switchgear and Gas-Insulated Equipment 51 3.5 Green Insulating Materials in Electronics and Specialty Applications 55 3.
6 Conclusion and Outlook 58 Acknowledgments 59 References 59 4 Milestone of Insulating Plastics 65 Wenye Zhang, Hongzhe Zhang, and Jun-Wei Zha 4.1 Introduction 65 4.2 Development and Evolution of Traditional Insulating Plastics 66 4.3 Development of Next-Generation Insulating Plastics 75 4.4 Conclusion and Outlook 94 References 95 5 Milestone of Insulating Resin 101 Yang Zhang and Jun-Wei Zha 5.1 Introduction 101 5.2 Bio-Based Insulating Resins 102 5.3 Self-Healing Insulating Resins 109 5.
4 Recyclable/Degradable Insulating Resins 116 5.5 Conclusions and Outlook 126 References 127 6 Environmental Degradation and Novel Development of Electrical Silicone Rubber Materials 133 Wang Xilin, Shen Zikui, Jia Zhidong, and Wang Liming 6.1 Aging and Failure Issues of Silicone Rubber Materials Under Harsh Extreme Conditions 133 6.2 Research and Development of Advanced Silicone Rubber Materials 144 6.3 Conclusion and Outlook 156 References 156 7 The Evolution of Insulating Paper: Bio-Based and Circular Solutions for High-Performance Electrical Insulation 161 Junwen Ren, Jiacheng Zhang, Zi Wang, Junxue Chen, and Lin Zhang 7.1 The Enduring Legacy of Conventional Insulating Papers 161 7.2 New-Generation Raw Materials: Advanced Bio-Based and Nanostructured Materials 177 7.3 Green Manufacturing and Circular Economy Framework: From Material Innovation to Systemic Sustainability 187 7.
4 Application Frontiers and Future Perspectives of Aramid-Based Insulating Paper 197 References 208 8 Eco-Friendly Ester-Based Insulating Oils: Toward a Sustainable Future in Power Systems 211 Feipeng Wang 8.1 Introduction 211 8.2 Types and Feedstocks 215 8.3 Physicochemical and Electrical Properties 221 8.4 Environmental and Sustainability Assessment 230 8.5 Engineering Applications and Case Studies 239 8.6 Future Directions and Research Needs 247 8.7 Conclusion 256 References 260 9 Multi-Dimensional Evaluation, Optimization, and Operating Condition Evolution Characteristics of Eco-Friendly Insulating Gas Performance 269 Song Xiao, Yi Li, and Shengyao Shi 9.
1 Introduction 269 9.2 Multi-Dimensional Evaluation of Eco-Friendly Insulating Gases 270 9.3 Eco-Friendly Gas-Insulation Synergy Mechanism and Formulation Optimization 277 9.4 Eco-Friendly Insulating Gas State Evolution Mechanism 304 References 315 10 Synergistic Improvement of the Performance of Green Insulating Materials in Power Equipment 319 Kangning Wu, Ge Zhao, and Jianying li 10.1 Preface 319 10.2 Modification Methods of Polypropylene 320 10.3 Modification Methods of Epoxy 336 10.4 Summary 350 10.
5 Conclusions 350 References 351 11 Prospects and Innovation of Green Insulating Materials 357 Jun-Wei Zha and Baoquan Wan 11.1 Introduction 357 11.2 Solid Insulating Materials: Toward Sustainable Dielectrics 358 11.3 Liquid Insulating Materials: Green Dielectric Fluids 366 11.4 Gaseous Insulating Materials: Toward SF 6 -Free Solutions 369 11.5 Innovation Pathways 372 11.6 Conclusion and Perspectives 375 References 377 Index 381.