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AEE CEM Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Electrical Systems | - Motors and drives efficiency - Power factor correction - Electrical distribution systems |
| Energy Accounting and Economics | - Energy budgeting and benchmarking - Life-cycle cost analysis and financial evaluation - Energy cost analysis and tariff structures |
| Energy Audits and Management | - Energy audit levels and procedures - Energy management planning - Data collection and analysis methods |
| Renewable Energy and Sustainability | - Sustainable energy management practices - Renewable energy integration |
| Measurement and Verification | - Energy savings calculation methods - M&V principles and protocols |
| Lighting Systems | - Lighting efficiency improvement strategies - Lighting technologies and controls |
| Mechanical and Thermal Systems | - Boilers, steam systems, and thermal distribution - HVAC systems and optimization - Compressed air systems |
AEE Certified Energy Manager (CEM) Sample Questions:
A new energy-efficient boiler costs $60,890 to buy and install. The new energy-efficient boiler will save
$15,400 per year and last for 20 years. What is the internal rate of return (IRR) of the project?
- A. 30%
- B. 25%
- C. 20%
- D. 15%
- E. 10%
Correct Answer: C 🗳️
Air is heated from 10°C (dry bulb temperature) and 80% relative humidity to 32°C (dry bulb temperature).
What is the new relative humidity?
- A. 30%
- B. 60%
- C. 40%
- D. 80%
- E. 20%
Correct Answer: E 🗳️
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. $52.20/year
- B. $44.88/year
- C. $88.29/year
- D. $64.66/year
- E. $70.97/year
Correct Answer: D 🗳️
Using an interest rate of 15%, an energy project has a net-present value (NPV) of $3,500. Which statement is true about the project's internal rate of return (IRR)?
- A. IRR < 15%
- B. IRR < 0%
- C. IRR > 15%
- D. IRR = 15%
Correct Answer: C 🗳️
A 7 bar (gauge pressure) compressed air system has 5 leaks that are 3 mm in diameter and 3 leaks that are 6 mm in diameter. The compressed-air system is pressurized 8,760 hours per year. Electricity cost is $0.10
/kWh. What is the annual cost of the leaks in the compressed air system?
- A. $25,220/yr
- B. $56,500/yr
- C. $48,480/yr
- D. $30,910/yr
- E. $18,150/yr
Correct Answer: D 🗳️
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