CEM Floor Plan Development 2

Question 1

When developing a floor plan for energy analysis, what does 'conditioned floor area' specifically exclude?

Accepted Answer

Garages, crawl spaces, and unconditioned basements

Answer

Conditioned floor area excludes spaces not intentionally heated or cooled, such as garages, crawl spaces, and unconditioned basements.

Question 2

A building's floor plan shows a 'thermal bridge' at a concrete column penetrating the insulation layer. What is the primary energy impact?

Accepted Answer

Localized heat loss or gain bypassing the insulation

Answer

Thermal bridges create pathways of high thermal conductivity that bypass insulation, causing significant localized heat transfer.

Question 3

In floor plan development for energy modeling, what is the purpose of defining 'thermal zones'?

Accepted Answer

To group spaces with similar occupancy, HVAC, and load profiles for simulation

Answer

Thermal zones group spaces with similar conditioning schedules and internal loads to simplify energy simulation inputs.

Question 4

An energy manager is reviewing floor plans and notices a large south-facing glass curtain wall in a US climate. Which energy strategy is most appropriate to evaluate?

Accepted Answer

Adding external shading devices or high-performance glazing to limit solar gain

Answer

South-facing curtain walls in the US can cause significant cooling loads, so external shading or high-performance glazing reduces unwanted solar heat gain.

Question 5

What is the significance of the 'aspect ratio' of a building floor plan in energy analysis?

Accepted Answer

It affects the ratio of exterior envelope area to floor area, influencing heat loss and gain

Answer

A higher aspect ratio increases the perimeter-to-area ratio, exposing more envelope surface to outdoor conditions and increasing heating/cooling loads.

(CEM) Certified Emergency Manager Practice Test

(CEM) Certified Emergency Manager Practice Test

CEM Floor Plan Development 2