Page 7 - Advances in Eco-Fuels for a Sustainable Environment

vi Contents

4 Prospective ecofuel feedstocks for sustainable production 89
K. Sandesh Suresh, P.V. Suresh, Tanaji G. Kudre
4.1 Introduction 89
4.2 Feedstocks for ecofuel production 90
4.3 Bioethanol feedstocks 110
4.4 Drawbacks and prospects of ecofuels 112
4.5 Conclusion 112
Acknowledgments 113
References 113
Further reading 117

5 Microwave-assisted fast pyrolysis of hazardous waste engine
oil into green fuels 119
A. Santhoshkumar, R. Anand
5.1 Pyrolysis process in waste management 119
5.2 Microwave heating mechanism 121
5.3 Influence of microwave heating on the pyrolysis 123
5.4 Factors affecting the pyrolysis process 124
5.5 Designation of microwave heating on the materials 127
5.6 Effect of microwave absorber on pyrolysis process 128
5.7 Pyrolysis of automotive waste 128
5.8 Experimental setup and procedure 130
5.9 TG/DSC analysis for waste engine oil and microwave
pyrolysis oil 131
5.10 Comparison of electrical and microwave pyrolysis temperature
profile and energy consumption 133
5.11 Comparison of electrical and microwave pyrolysis process yield
at different conditions 135
5.12 Hydrocarbon analysis of electrical and microwave pyrolysis 139
5.13 Analysis of FT-IR spectroscopy of different products 148
5.14 Comparison of calorific value for the different pyrolysis oil 150
5.15 Comparison of kinematic viscosity of the different pyrolysis oils 151
5.16 Conclusions 152
Acknowledgment 152
References 153

6 Anaerobic digestion of various feedstocks for second-generation
biofuel production 157
R. Muthudineshkumar, R. Anand
6.1 Introduction 157
6.2 Stages of anaerobic digestion 160
6.3 Pretreatment 161
6.4 Factors affecting anaerobic digestion 163
6.5 Need of biogas up gradation 167
6.6 Biogas purification using chemical scrubbing 168