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Problem Set
1. According to the NREL model, what percentage of the energy used in HVAC systems is estimated to be attributed to installation-related faults, leading to a substantial financial burden on utility bill payers? 2. Identify one symptom of insufficient airflow in an HVAC system and explain its...
Problem Set
1. You're evaluating an older system with complaints of inconsistent temperatures. What three tests would be your priority, and why? 2. A client is unsure why their energy bills remain high after a newer, efficient HVAC was installed. Without major re-commissioning, what test(s) could uncover likely...
Problem Set
1. Describe a traditional method for measuring refrigerant charge vs. how a smart diagnostic tool streamlines the process.
Lecture Notes
Details common faults and concerns to look out for when commissioning HVAC systems. Also includes information on industry organizations and standards that describe residential HVAC commissioning.
Problem Set
Over half of the indoor air quality problems result from ____________________? 1. Increasing toxicity of mold 2. Inadequate ventilation 3. Excess dust due to insulation 4. Low oxygen levels.
Problem Set
What are the most common gases used between the two glass panes in double-pane glazing?
Problem Set
Evidence of moisture problems in a building can include: Damp feeling, odors; mold and mildew; peeling paint and sweating pipes Shrinking, warping, rotting wood; drawers that stick Condensation, frost and ice dams on windows Discoloration corrosion, oxidation, or rust of building materials All of...
Problem Set
What are the conditions that must exist for mold growth to occur? Mold spores must be present. Temperatures must be between 35°F and 100°F. A naturally occuring food source must be available. Moisture must be available in sufficient quantities. All of the above
Source
As stewards of public and ratepayer funds, CEE members take transparency and credibility in their work together seriously. As program administrators collaborate on assessing the technical, business, and market aspects of each opportunity, they are always mindful of the real goal: reducing energy use...

 


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