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Introduction to Energy Management Doty, Steve & Turner, Wayne. (2009). Energy Management Handbook. Lilburn, GA: The Fairmount Press. Jacobsen, J. (2011). Sustainable Business and Industry. Milwaukee: Quality Press. Zajac, Alan. (1997). Building Environments: HVAC Systems. Milwaukee, WI: Johnson Controls in cooperation with Delmar Thomas Learning
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Week 1 The Role of HVAC Systems in Facility Management is Continuous Improvement
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HVAC Heating System (if applicable) Ventilation System Air Conditioning (chillers) Thermostats Ducts and Pipes Pumps Chillers …..etc…
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Energy Management Energy management is doing more with the same amount of energy or less energy. Energy management saves money and makes buildings more comfortable, healthy, and safe. Occupants can be productive
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Energy Use Reduction Efficiency Energy efficiency involves the use of technology that requires less energy to perform the same function. Focuses on the HVAC and equipment or machinery being used One example outside HVAC is installing LED – getting more light and less heat Conservation Energy conservation includes any behavior that results in the use of less energy. Focuses on the behavior of people
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Why Energy Management Reduces consumption Increases comfort & safety Reduces pollution Makes our economy stronger Increases our energy security Provides school personnel with real time energy and performance data to manage the building’s energy needs
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Important Learned Outcomes for this Course Recognize the serious nature of becoming an energy technician. Recognize basic science concepts related to energy. Demonstrate proper use of equipment and operational effective methods. Demonstrate ability to determine specific energy management findings, recommendations, and possible solutions related to energy efficiency and control of resources. Identify appropriate energy efficiency design options for new construction and retrofitting. Use processes and systems to understand and manage energy and objectively address the economic aspects of energy management and gain skills to develop energy efficiency measures. Control energy use and identify energy waste and monitor the performance of measures implemented. Demonstrate understanding of energy management control systems including air conditioning and refrigeration, instrumentation, components and controls, applications, operation and maintenance. Demonstrate understanding of various energy usage equipment and energy management control techniques and facilities maintenance and operations. Demonstrate understanding of data communications including principles of signal interface, standards and codes of practice. Propose improvements and have a cursory understanding of commissioning, M&V and Energy Performance Contracting
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Three Purposes of Complete Air Control Occupant Comfort and Productivity Equipment and Manufacturing Process Efficiency Energy Conservation Ecological Responsibility Save Operational Costs The Role of Systems in Facility Management
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16 Weeks Week 1The Role Of HVAC Systems In Facilities Management Week 2Heat, Temperature and Pressure Basics Week 3Managing Human Comfort Week 4Determining the Loads on The HVAC System Week 5Psychrometrics: The Properties of Air Week 6HVAC System Types Week 7Refrigeration Cycle Week 8Air Cleaning Equipment Week 9 Evaporative Cooling and Cooling Towers, Centrifugal Pumps and Hydronic Systems Week 10Air Moving Equipment: Fans and Ducts Week 11Control Systems for Occupant Comfort Week 12Control Strategies for Occupant Comfort Week 13Advanced Technology for Effective Facility Control Week 14Commissioning, M&V, ROI and Energy Performance Contracting Week 15Review and preparation for final exam Week 16Introduction of and Administration of Final Exam
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Advanced Analysis
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Sustainable Initiatives: 2016+ Performance Contracting Enthalpy sensors controlling HVAC Carbon dioxide sensors controlling HVAC Occupant sensors for lighting & HVAC Load shedding Peak shaving Sweeping lights out at night & daylight trackers Building wide temperature standards Sub-metering Register for LEED certification Green cleaning products Vending misers Energy audits Commissioning
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Enthalpy Sensors
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2005:31,791,000,000 2006:28,865,000,000 Difference between 2005 and 2006:2,926,000,000 Less 10% of 2005:28,611,900,000 Difference between goal and reality: 25,300,000 9.2% Reduction
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Discovered more off peak opportunities than on peak (reduce energy use off peak)
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Ideal for benchmarking against yourself
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Btu per degree days works for this facility
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Tighten KGMB
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KNOW YOUR PRICING STRUCTURE: Elect Peak Demand Charge Elect Energy Charge Steam Steam (fuel cost adj.) Nat. Gas (distribution) Base Gas PGA (purchased gas adjustment)
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Lets Get Started Questions??
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