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AEE CEM Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Renewable Energy Technologies | 8-12% | - Solar thermal systems - Solar photovoltaic systems - Wind energy systems - Geothermal systems - Energy storage technologies - Biomass and bioenergy |
| Energy Accounting and Economics | 10-15% | - Energy cost accounting and allocation - Life cycle cost analysis (LCCA) - Utility rate structures and tariffs - Financial analysis techniques (ROI, NPV, IRR) - Energy price forecasting |
| Heating, Ventilating, and Air Conditioning (HVAC) | 12-18% | - Indoor air quality - Equipment efficiency ratings - Heat transfer principles - Load calculations - HVAC system types and components - Controls and optimization - Psychrometrics |
| Building Envelope | 8-12% | - Air leakage and infiltration - Insulation types and R-values - Thermal envelope analysis - Windows and glazing systems - Daylighting and shading |
| Environmental and Regulatory Compliance | 5-10% | - Carbon footprint calculation - EPA regulations (Clean Air Act, Clean Water Act) - Sustainability reporting - Energy reporting requirements - Green building standards (LEED, ENERGY STAR) |
| Energy Project Implementation | 8-12% | - Project financing models - Energy service companies (ESCOs) - Measurement and verification (M&V) - Implementation strategies - Project risk management - Performance contracting (ESPC) |
| Energy Auditing | 15-20% | - Audit report writing - Metering and measurement equipment - Baseline establishment - Audit procedures and methodologies - Types of energy audits (preliminary, detailed, investment-grade) - Data collection and analysis |
| Facilities Management | 8-12% | - Preventive maintenance programs - Operations and maintenance best practices - Building automation systems (BAS) - Monitoring and targeting (M&T) - Commissioning and re-commissioning |
| Electric Power Systems | 10-15% | - Power distribution systems - Motors and drives - Harmonics and power quality - Power factor correction - Lighting systems and controls - Standby power systems |
AEE Certified Energy Manager (CEM) Sample Questions:
1. For general indoor residential lighting applications, which light source can provide the most appropriate illumination with the highest efficacy?
A) Compact fluorescent (CFL)
B) Incandescent
C) Mercury vapor (MV)
D) Light-emitting diode (LED)
E) Low-pressure sodium (LPS)
2. The temperature in an unconditioned mechanical room is found to typically be around 23°C warmer than ambient (outside) air. If the air intake of an air compressor located in the mechanical room is routed through a nearby wall so that the cooler outside air is fed directly to the air compressor's intake, the compressor's energy requirement will now be expected to:
SELECT THE CORRECT ANSWER
A) Decrease by 7.6%
B) Increase by 7.6%
C) Remain the same
D) Decrease by 3.8%
E) Increase by 3.8%
3. 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
4. Which electric rate tariff would best cost justify a thermal energy storage (TES) system?
A) Great differential between high season and low season demand rates
B) Great differential between high season and low season electricity rates
C) Great differential between off-peak and on-peak time-of-use electricity rates
D) Low electricity rate and low peak-demand rate
E) High electricity rate and low peak-demand rate
5. Which of the following statements regarding refrigerants is NOT correct?
5ELECT THE CORRECT ANSWER
A) R-22 is a Hydro Chloro Carbon with significant ozone depleting potential and significant global warming impact
B) R-1234yf is a Hydro Fluoro Olefin with zero ozone depleting potential, and little global warming potential
C) R-11 and R-12 are Chloro Fluoro Carbons with significant ozone depleting potential
D) R-407C is a blended Hydro Fluoro Carbon or near Azeotropic mixture, and can be used as a replacement for R-22 in commercial applications
E) R-32 and R-134a are Hydro Fluoro Carbons with zero ozone depleting potential, and significant global warming impact
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: D | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: A |
