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AEE CEM Exam Overview:
| Certification Vendor: | Association of Energy Engineers (AEE) |
| Exam Name: | Certified Energy Manager Examination |
| Exam Number: | CEM |
| Available Languages: | English |
| Exam Price: | $500 – $625 USD |
| Certificate Validity Period: | 3 years |
| Exam Duration: | 240 minutes |
| Real Exam Qty: | 130 (120 scored, 10 unscored pretest) |
| Related Certifications: | Energy Manager In-Training (EMIT) Certified Energy Auditor (CEA) Certified Measurement & Verification Professional (CMVP) |
| Passing Score: | 700 (scaled 0–1040, approx. 70%) |
| Exam Format: | Multiple-choice, Scenario-based, Calculation questions, Open-book |
| Recommended Training: | AEE Official CEM Training |
| Exam Registration: | Official Registration |
| Sample Questions: | AEE CEM Sample Questions |
| Exam Way: | Computer-based testing at Prometric centers; online proctored option available |
| Pre Condition: | Meet education + work experience requirements; complete approved preparatory training; submit application and verification documents |
| Official Syllabus URL: | https://www.aeecenter.org/certified-energy-manager/ |
AEE CEM Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Building Automation and Controls | 5% | - Control systems and strategies - Building management systems - Automation and optimization |
| Topic 2: Energy Savings Performance Contracting | 5% | - Contract structures and financing - Guaranteed savings and risk allocation |
| Topic 3: 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 4: Measurement and Verification | 5% | - Baseline development and savings calculation - M&V protocols and standards |
| Topic 5: Energy Audits and Instrumentation | 10% | - Data collection and analysis - Measurement tools and instrumentation - Audit levels and methodologies - Energy performance indicators |
| Topic 6: Lighting Systems | 10% | - Design and control strategies - Lighting technologies and efficiency - Daylighting integration |
| Topic 7: Boiler and Steam Systems | 4–6 | - Operation and efficiency - Maintenance and optimization |
| Topic 8: Industrial Systems | 6–8 | - Compressed air, pumping, and drying systems - Process energy efficiency |
| Topic 9: HVAC Systems and Building Envelope | 15% | - Heating, ventilation and air conditioning - Thermal envelope performance - Load calculation and system selection |
| Topic 10: Operations, Maintenance and Commissioning | 5% | - Commissioning and retro-commissioning - Maintenance best practices |
| Topic 11: Codes, Standards and Regulations | 5% | - Compliance and reporting requirements - Energy efficiency codes and standards - Sustainability policies and frameworks |
| Topic 12: Electrical Power Systems and Motors | 15% | - Power factor correction and load management - Power distribution and quality - Motor systems, efficiency and controls |
| Topic 13: Distributed Generation and Renewable Energy | 4–6 | - Solar, wind, biomass, geothermal - Grid integration and economics - Combined heat and power (CHP) |
| Topic 14: Energy Storage Systems | 3–5 | - Integration and benefits - Storage technologies and applications |
AEE Certified Energy Manager (CEM) Sample Questions:
1. How does an enthalpy-based economizer control operate?
A) Measuring the outdoor air dry-bulb temperature and relative humidity
B) Using a constant mixed air proportion control sequence
C) Using the dry-bulb temperature and relative humidity of both the outdoor-air and return-air
D) Comparing the difference in dry-bulb air temperature measurements of the return air and the outdoor air
2. Which of the following steam turbines will likely not provide steam output at a useable temperature for industrial processes?
A) Answers A and B
B) Back-pressure turbine
C) Condensing turbine
D) Extraction turbine
3. Using the lumen method, calculate the number of luminaires (fixtures) required to light a room to 200 lux.
Each luminaire has 2 fluorescent lamps, 3,000 lumens per lamp. The room is 20 meters by 30 meters. The total light loss factor (LLF) is 0.70 and the luminaire coefficient of utilization (CU) is 0.80.
A) 12 luminaires
B) 24 luminaires
C) 48 luminaires
D) 60 luminaires
E) 36 luminaires
4. What type of heat exchanger is commonly built into AHU's or large RTU's, can be used to recover heat from exhaust air, and may cause cross-contamination between heat exchange fluids?
Select the Correct Answer
A) Plate and frame
B) Dessiccant heat wheel
C) Run-around coil
D) Heat pipe
E) Heat pump
5. Electricity costs SO. 10 per kWh. if an electric water heater has an efficiency of 95*6. what is the equivalent price of natural gas per Gigajoule for a natural gas water heater? The natural gas water heater has an efficiency of 95*t based on lower-heating value.
[Natural gas has an energy content of 36.400 K|/m3 (higher-heating value) and 32-760 K/m3 (lower-heating value).] SELECT THE CORRECT ANSWER
A) $33 / GJ
B) $25 / GJ
C) $15/GJ
D) $21 / GJ
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C | Question # 3 Answer: E | Question # 4 Answer: B | Question # 5 Answer: D |
By Nat
