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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Operations, Maintenance and Commissioning | 5% | - Maintenance best practices - Commissioning and retro-commissioning |
| Topic 2: Energy Savings Performance Contracting | 5% | - Guaranteed savings and risk allocation - Contract structures and financing |
| Topic 3: Lighting Systems | 10% | - Design and control strategies - Daylighting integration - Lighting technologies and efficiency |
| Topic 4: Boiler and Steam Systems | 4–6 | - Operation and efficiency - Maintenance and optimization |
| Topic 5: Building Automation and Controls | 5% | - Automation and optimization - Control systems and strategies - Building management systems |
| Topic 6: Codes, Standards and Regulations | 5% | - Sustainability policies and frameworks - Compliance and reporting requirements - Energy efficiency codes and standards |
| Topic 7: Electrical Power Systems and Motors | 15% | - Power distribution and quality - Power factor correction and load management - Motor systems, efficiency and controls |
| Topic 8: Distributed Generation and Renewable Energy | 4–6 | - Solar, wind, biomass, geothermal - Grid integration and economics - Combined heat and power (CHP) |
| Topic 9: Energy Accounting and Economics | 15% | - Life cycle costing and economic analysis - Energy units and conversions - Utility rate structures and tariffs - Time value of money, NPV, IRR, payback analysis |
| Topic 10: Energy Audits and Instrumentation | 10% | - Audit levels and methodologies - Measurement tools and instrumentation - Data collection and analysis - Energy performance indicators |
| Topic 11: Measurement and Verification | 5% | - M&V protocols and standards - Baseline development and savings calculation |
| Topic 12: Industrial Systems | 6–8 | - Process energy efficiency - Compressed air, pumping, and drying systems |
| Topic 13: Energy Storage Systems | 3–5 | - Storage technologies and applications - Integration and benefits |
| Topic 14: HVAC Systems and Building Envelope | 15% | - Heating, ventilation and air conditioning - Load calculation and system selection - Thermal envelope performance |
1. A facility has the thermal cooling load profile shown in the table below. The utility rate traffic has an no-peak time-of-use period that begins at 10:00 a.m ends at 7:00 p.m. What chiller capacity (output) is required for a load-leveling operating strategy?
[Question from the previous image, which was about chiller capacity for load leveling, but the table was missing]
A) 5.0 GJ/h
B) 4.0 GJ/h
C) 7.0 GJ/h
D) 8.0 GJ/h
2. A compressed air system has a total volume of 247,500 liters. During a 30-minute break in production (air compressor system turned off and no production demand for compressed air), the system pressure drops from
7 bar, gauge (700 kPa, gauge) to 5 bar, gauge (500 kPa, gauge). Calculate the leakage rate in the compressed air system.
A) 22,750 liters/minute
B) 48,250 liters/minute
C) 16,500 liters/minute
D) 8,250 liters/minute
E) 32,000 liters/minute
3. A heat pump water heater has an annual average coefficient of performance (COP) of 2.1 and heats water from 15°C to 50°C. Hot water use is 100 liters per day, 365 days/yr. The electricity cost is $0.10/kWh. What is the annual water heating cost? (The specific heat of water (C) is 4.2 kJ/kg-°C.)
A) $88.29/year
B) $52.20/year
C) $70.97/year
D) $64.66/year
E) $44.88/year
4. Insulation has a thermal conductivity of 0.04 Watt/(m-°C). What is the R-value for this insulation when it is 5- cm thick?
A) 1.25 (m²-°C)/Watt
B) 20 Watt/(m²-°C)
C) 0.8 (m²-°C)/Watt
D) 20 (m²-°C)/Watt
E) 2.20 Watt/m²
5. A facility owner is considering installing a new chiller. The installed project cost will be $300,000. The annual savings from the energy-saving project will be $45,000 for the 20-year life of the chiller. If an energy- service company requires a minimum 20% return on investment (pre-tax), will the energy-service company agree to finance this project?
A) Yes
B) No
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: C | Question # 3 Answer: D | Question # 4 Answer: A | Question # 5 Answer: B |
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