Energy And Atmosphere

Question 1

Carbon offset requirement

Answer 1

Green-e climate

Question 2

What uses most energy in commercial buildings

Answer 2

Space heating

Question 3

Commissioning pay back period

Answer 3

0.7 years

Question 4

Building commissioning

Answer 4

Verify building, document that system meet owner project requirements, during substantial completion phase

Question 5

Baseline building performance

Answer 5

Determined W/ ASHRAE 90.1 - so hot! global warming ahh

Question 6

Lighting power density

Answer 6

Lighting power per unit area

Question 7

CFC’s

Answer 7

Ozone layer depletion don’t use or phase out as a prereq for new buildings - Montreal protocol 1987

Question 8

Minimum contract length for renewable energy credits

Answer 8

5 years, rec are tradable not carbon offset

Question 9

Carbon offset

Answer 9

Unit of carbon dioxide avoided or captured to compensate for emissions

Question 10

Median commissioning payback period

Answer 10

4.8 years

Question 11

Process energy

Answer 11

Energy used in building operations

Question 12

EPA energy star portfolio manager

Answer 12

Comparing operating performance with intended - used for entire portfolio of buildings

Question 13

which domain has most points

Answer 13

energy and atmosphere! ->connection to global warming and energy efficiency

Question 14

EPA’s Target Finder

Answer 14

helps architects and building owners set aggressive, realistic energy
targets and rate a building design’s estimated energy use.

Question 15

Buildings account for

Answer 15

36% of total energy use
65% of electricity consumption
30% of greenhouse gas emissions

Question 16

Right-sizing

Answer 16

Building the correct size for the project, LEED for homes does points adjustment based on square footage

Question 17

Five natural refrigerants

Answer 17

CO2, Water, Ammonia, Hydrocarbons, Air (lowest ODP and GWP followed by HCFCs)

Question 18

Water reductions saves energy too

Answer 18

Because of energy to heat, cool, and treat water

Question 19

Thermal mass

Answer 19

property of the mass of a building that enables it to store heat and provide inertia against temperature fluctuations - higher is better

Question 20

HVAC uses

Answer 20

30% energy in commercial and 50% in residential

Question 21

Light bulb efficiency

Answer 21

incandescent < fluorescent < LED

Question 22

BAS

Answer 22

Building Automation System

Question 23

MERV

Answer 23

HVAC filter - 8 for construction and 13 for occupancy

Question 24

ASHRAE 52.2 and 62.1

Answer 24

ventilation

Question 25

Commissioning

Answer 25

prerequisite for all rating systems - avg building wastes 20% energy

Question 26

Building level energy metering

Answer 26

also a prereq for LEED, share data with LEED every 5 years

Question 27

Passive solar and geothermal don’t count

Answer 27

)-: encouraged but no