Analytical Modeling and Life Cycle Assessment of a Double Effect Solar Powered Absorption Chiller
3 Executive Summary 4 Introduction 7 System Overview 8 Solar Collectors. 9 Absorption Chilling 10 Section 1: Modeling the Potential Output of the Solar Cooling System 12 Overview 12 Climatic Data 13 Relative Humidity 17 Solar Irradiance 18 Data Quality 20 Modeling 22 Results 25 Simulation 25 Absorption Chiller Production 26 Economics 28 Emissions 34 Section 2:Life Cycle Assessment of the Solar Cooling System 36 Methodology 36 Rationale 36 Goal and Scope 36 Approach 37 System Boundaries. 37 Functional Unit 39 Allocation Procedures 39 Flowchart of the Life Cycle of the Absorption Chiller System 40 Life Cycle Inventory. 41 Materials Composition Analysis 41 Lithium Bromide Absorption Chiller 41 CPC Collectors 44 2 Hot Water Pump 45 Hot Water Tank 47 Expansion Tank 48 Raw Materials Extraction and Processing 49 Manufacturing of System Components 49 Transportation. 49 End of Life Treatment 53 Use Phase 54 Life Cycle Impact Assessment 56 Impact Category Definition 56 Characterization Results for Absorption Chiller System Lifecycle 58 Sensitivity Analysis 61 Conclusions 65 Acknowledgements 67 Group Contributions 67 Works Cited 69 Appendix Section 1: Climatic Data 72 Ambient Temperature 72 Relative Humidity 76 Solar Irradiance 79 Appendix Section 2: Life Cycle Analysis Data 84 Data Sources 84