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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Measurement and Verification | 5% | - M&V protocols and standards - Baseline development and savings calculation |
| Topic 2: Industrial Systems | 6–8 | - Compressed air, pumping, and drying systems - Process energy efficiency |
| Topic 3: Boiler and Steam Systems | 4–6 | - Operation and efficiency - Maintenance and optimization |
| Topic 4: Energy Storage Systems | 3–5 | - Storage technologies and applications - Integration and benefits |
| Topic 5: Energy Savings Performance Contracting | 5% | - Contract structures and financing - Guaranteed savings and risk allocation |
| Topic 6: Energy Accounting and Economics | 15% | - Utility rate structures and tariffs - Life cycle costing and economic analysis - Energy units and conversions - Time value of money, NPV, IRR, payback analysis |
| Topic 7: Lighting Systems | 10% | - Lighting technologies and efficiency - Design and control strategies - Daylighting integration |
| Topic 8: Electrical Power Systems and Motors | 15% | - Power factor correction and load management - Power distribution and quality - Motor systems, efficiency and controls |
| Topic 9: Energy Audits and Instrumentation | 10% | - Measurement tools and instrumentation - Energy performance indicators - Audit levels and methodologies - Data collection and analysis |
| Topic 10: Operations, Maintenance and Commissioning | 5% | - Commissioning and retro-commissioning - Maintenance best practices |
| Topic 11: Distributed Generation and Renewable Energy | 4–6 | - Combined heat and power (CHP) - Solar, wind, biomass, geothermal - Grid integration and economics |
| Topic 12: Building Automation and Controls | 5% | - Automation and optimization - Control systems and strategies - Building management systems |
| Topic 13: HVAC Systems and Building Envelope | 15% | - Heating, ventilation and air conditioning - Thermal envelope performance - Load calculation and system selection |
| Topic 14: Codes, Standards and Regulations | 5% | - Energy efficiency codes and standards - Sustainability policies and frameworks - Compliance and reporting requirements |
Question 1
A 25-kW motor, at full load, drives a centrifugal fan that produces 160,000 liters per second (l/s) of ventilation air. If the fan speed is reduced to a flow rate of 150,000 l/s, what is the new load on the motor?
A. 20.6 kW
B. 15.2 kW
C. 25.0 kW
D. 30.3 kW
E. 24.2 kW
Question 2
What is the uniform series present worth factor (P/A, i%, n) for an annual interest rate of 15% and a lifetime of 20 years?
A. 0.160
B. 4.676
C. 0.214
D. 6.259
Question 3
Using a degree-day base of 18°C, calculate the number of cooling degree days (CDD) if the outside temperature is a uniform 25°C throughout the year (365 days/year).
A. 2,555 CDD/yr
B. 1,955 CDD/yr
C. 2,250 CDD/yr
D. 2,975 CDD/yr
E. 1,845 CDD/yr
Question 4
What is the main cause of low power factor?
A. Solar flares
B. Computers and electronic equipment
C. Low-load induction motors
D. Fluorescent lighting
E. Harmonics
Question 5
What instrument is NOT used to measure temperature?
A. Thermometer
B. Hot-wire anemometer
C. Optical pyrometer
D. Bimetallic thermometer
E. Thermistor
Solutions:
| Question 1 Answer: B | Question 2 Answer: D | Question 3 Answer: A | Question 4 Answer: C | Question 5 Answer: B |
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