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Commercial Building Energy Code Adoption Map
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...
1. What is the main goal of residential HVAC commissioning?
1. Name one organization that establishes standards or guidance for residential HVAC commissioning.
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...
1. Describe a traditional method for measuring refrigerant charge vs. how a smart diagnostic tool streamlines the process.
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.
Explains the steps and procedures needed to commission a HVAC system.
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.
What are the most common gases used between the two glass panes in double-pane glazing?
These lecture notes provide information about common signs of moisture problems in buildings.
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...
In this HVAC Training Video, I Show the Different Types of Refrigerant Measurement Tools such as Digital and Compound Manifold Sets, Test Gauges, and Wireless Probes. Supervision is needed by a licensed HVACR Tech while performing tasks as Experience and Apprenticeship garners Wisdom and Safety.
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
These lecture notes describe the conditions required for mold growth.
These lecture notes provide information about the basic principles of conduction and how U-value compares to R-value.
This presentation provides helpful visual aid to supplipent lecture notes related to conduction losses in buildings.
Consortium for Energy Efficiency, Inc.
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...
Guidance for contractors on how to install smart control systems of two-systems for temperature controls. Additionally, it has calculations for energy costs of and fuel types to use for most efficiency.