Building Energy Simulation For Operational Life-Cycle Efficiency: A Case Of Commercial Buildings In Addis Ababa

Abstract

Ethiopia, With A Population Exceeding 110 Million, Strives To Boost Energy Production Despite Financial Constraints. Challenges Include Reliance On Traditional Biomass, Out dated Infrastructure, And Limited Access To Modern Energy, Urging Investments In Renewables. This Thesis Identifies Reliance On Traditional Biomass, Outdated Infrastructure, And Limited Access To Modern Energy As Key Hurdles, Necessitating Investments In Renewables. Energy- Ef Icient Solutions, Particularly Using Simulation Tools In Construction And Operational Phases, Of Er Promise In Tackling Energy Demands, Environmental Issues, And Fostering Sustainable Development In Ethiopia. The Research Aims To Enhance Operational Ef Iciency In Energy Consumption Within A Chosen Commercial Building In Addis Ababa By Analyzing Energy Usage Patterns, Developing Detailed Energy Simulation Models, Proposing Theoretical Frameworks, And Suggesting Strategies For Energy Ef Iciency. It Provides Essential Insights And Sustainability Strategies Leveraging Building Energy Simulations (Bes) For Policymakers, Building Owners, And Energy Managers, Aiming To Reduce Energy Use, Conserve Resources, Mitigate Greenhouse Gas Emissions, And Transform Ethiopian Building Practices. The Study Acknowledges Challenges Such As Data Limitations And Constraints In On-Site Data Collection But Intends To Of Er Valuable Insights Into Building Energy Ef Iciency Through Its Structured Approach. The Literature Review Examines Ethiopia's Escalating Energy Consumption Driven By Economic Growth And Urbanization, Spotlighting Challenges In Infrastructure, Low Electrification Rates, And Reliance On Traditional Biomass Sources. The Study Emphasizes The Energy Demand From The Construction Industry And Addresses Inef Iciencies In Building Materials, Heating Ventilation And Air Conditioning Systems, And Lighting. It Underscores The Implications OfInef Icient Materials On Energy Consumption, Advocating For Building Codes, Awareness, And Retrofitting Projects To Improve Energy Ef Iciency. The Review Delves Into Insulation's Importance, Heating Ventilation And Air Conditioning Inef Iciencies, And The Substantial Impacts Of High Energy Use On The Environment, Economy, And Public Health. It Highlights Strategies Like Insulation Improvement, Heating Ventilation And Air Conditioning Upgrades, And The Urgency To Reduce Energy Consumption In Buildings Through Enhanced Energy Ef Iciency Measures. The Text Also Underscores The Multifaceted Implications Of High Energy Consumption, Advocating For Comprehensive Solutions Like Renewable Energy Integration, Clean Energy Access, And Stakeholder Collaboration. Additionally, It Addresses Challenges In Building Energy Simulations, Focusing On Accuracy, Data Reliability, Modeling Xv Complexities, And Calibration Issues, Emphasizing The Need For Refining Accuracy, Enhancing Data Reliability, And Advancing Modeling Techniques Through Stakeholder Collaboration. Focusing On A High-Rise Commercial Building, Specifically The Wegagen Bank Headquarters In Addis Ababa, The Study Aims To Showcase Current Energy Ef Iciency Practices, Explore Potential Conservation Measures, And Simulate The Building's Energy Consumption. With A Total Floor Area Of 1,800 Square Meters, 23 Stories, And Completion In January 2017, The Headquarters Include Indoor Spaces Like Of Ices, Shops, And Restaurants, As Well As Outdoor Spaces Such As Terraces And Balconies. The Analysis Intends To Identify Energy Consumption Patterns, Assess Energy Ef Iciency Measures, And Provide Real-World Solutions To Enhance Energy Conservation In Commercial Buildings Like This High-Rise Headquarters. Through Rigorous Simulation With Open Studio Software, The Study Unravels Crucial Insights Into Energy Consumption Patterns And The Impact Of Potential Energy- Ef Icient Measures. The Main Simulation Results Underscore The Considerable Potential For Energy Savings, Particularly In The Optimization Of Heating Ventilation And Air Conditioning Systems And Lighting, While Also Shedding Light On The Significance Of Occupant Behavior In Achieving Energy Ef Iciency Goals. The Research Identifies Heating, Cooling, Lighting, And Equipment As Primary Contributors To Energy Consumption. Proposed Strategies Involve Insulation Improvements, Ef Icient Heating Ventilation And Air Conditioning Systems, Advanced Lighting Controls, And Renewable Energy Exploration. Notably, Creating A Comprehensive Building Energy Simulation Model Provides Insights For Future Energy-Saving Ef Orts. Recommendations Target Stakeholders: Governments For Database Establishment And Standards, Building Owners For Audits And Technology Adoption, Academia For Research Collaboration, International Organizations For Financial Aid, And The Public For Awareness Campaigns And Advocacy. The Conclusion Emphasizes InformedDecisions Among Stakeholders To Reduce Energy Consumption, Cut Costs, And FosterSustainability In Ethiopia's Built Environment Through Collaborative Sustainable PracticesAnd Energy Conservation.