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Systems Analysis of Organic Waste Management in Denmark
Table of Contents
Preface
Sammenfatning
Summary
1 Introduction
2 The ORWARE model
2.1 The conceptual model
2.2 The core system
2.2.1 Organic household waste
2.2.2 Collection and transportation of waste
2.2.3 Incineration
2.2.4 Central composting
2.2.5 Anaerobic Digestion
2.2.6 Landfilling of waste
2.2.7 Gas engine
2.2.8 Spreading of organic fertilisers and nitrogen turnover in soil
2.3 The compensatory system
2.3.1 District heating
2.3.2 Electrical power
2.3.3 Mineral fertiliser
3 General conditions for the study
3.1 System boundaries
3.2 General assumptions
3.3 Mono-treatment scenarios
3.3.1 Mono-treatment scenario 1: Incineration
3.3.2 Mono-treatment scenario 2: Anaerobic digestion
3.3.3 Mono-treatment scenario 3: composting
3.4 Multi-treatment scenarios
3.5 Sensitivity analysis
4 Results
4.1 Environmental impact and resource utilisation from multi-treatment scenarios
4.1.1 Amount of functions generated from multi-treatment scenarios
4.1.2 Environmental impact from multi-treatment scenarios
4.2 Environmental impact and resource utilisation from mono-treatment scenarios
4.2.1 Amount of functions generated from multi-treatment scenarios
4.2.2 Environmental impact from mono-treatment scenarios
4.3 Sensitivity analysis
4.3.1 No recycling of slag from incineration
4.3.2 Paper bags instead of plastic bags
4.3.3 Higher biogas production
4.3.4 Carbon sink
4.3.5 Power generation from natural gas instead of coal
4.3.6 Heat generation from natural gas instead of coal
5 References
Appendix A
Appendix B
Appendix C
Appendix D
Appendix E
Appendix F
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