Certified Energy Auditor Certification Certified Energy Auditor Energy Audit Data Analysis Questions and Answers 3

Question 1

What is the recommended minimum number of months of utility data needed to develop a reliable energy baseline per IPMVP Option C?

Accepted Answer

12 months

Answer

IPMVP Option C requires at least 12 months of continuous pre-retrofit data to capture a full year of seasonal variation for a reliable baseline.

Question 2

When analyzing demand profiles from interval data, a consistent spike occurring every weekday at 8:00 AM most likely indicates:

Accepted Answer

Simultaneous startup of HVAC and lighting systems

Answer

A repeatable weekday morning spike typically corresponds to the simultaneous energization of HVAC, lighting, and plug loads at building startup.

Question 3

In a measurement and verification (M&V) plan, what does the term 'non-routine adjustment' refer to?

Accepted Answer

A correction for changes unrelated to the energy conservation measure, such as building additions

Answer

Non-routine adjustments account for changes in static factors like building area, occupancy schedules, or equipment additions that are independent of the implemented energy conservation measure.

Question 4

An energy auditor is comparing two buildings using ENERGY STAR Portfolio Manager. Building A scores 78 and Building B scores 52. What can be concluded?

Accepted Answer

Building A performs better than 78% of similar buildings nationally

Answer

An ENERGY STAR score of 78 means Building A performs better than 78% of comparable buildings in the national database on a 1-100 scale.

Question 5

When performing a utility rate analysis, which component of a commercial electricity bill typically offers the greatest savings opportunity through operational changes?

Accepted Answer

Demand charges

Answer

Demand charges, based on peak kW draw during a billing period, can often be significantly reduced through load management and peak shaving strategies.

Certified Energy Auditor Certification Practice Test

Certified Energy Auditor Certification Practice Test

Certified Energy Auditor Certification Certified Energy Auditor Energy Audit Data Analysis Questions and Answers 3