Energy and Atmosphere Flashcards
(22 cards)
What are the benefits of commissioning?
Reduced Energy Use, Lower Operating Costs, Reduced Contractor Callbacks, Better Building Documentation, Improved Occupant Productivity, and Verification that Systems perform with Owner’ Project Requirements
What documents get created during fundamental commissioning and verification?
Cx report
Current facility requirements
Operations and maintenance plan
What energy-related systems must be commissioned?
Mechanical, including HVAC&R equipment and controls
Electrical lighting and daylighting controls
Plumbing, including domestic hot water systems
Renewable energy systems
What do the Owner’s Project Requirements typically include?
Owner and User Requirements, Environmental and Sustainability Goals, Energy Efficiency Goals, Indoor Environmental Quality Requirements, Equipment and System Expectations, Building Occupant and O&M Personnel Requirements.
What should the Basis of Design include?
Primary Design Assumptions, Standards, & Narrative Descriptions
Process Energy is considered to include, but is not limited to what?
Miscellaneous Equipment, Computers, Elevators, Escalators, Kitchen Cooking & Refrigeration Equipment, Laundry Washing & Drying, Lighting Exempt from Power Allowance (e.g., Medical Equipment), and other (e.g., Waterfall or Fountain Pumps)
Regulated or (non-process) Energy includes?
Lighting (interior, parking garage, surface parking, façade, or building grounds) HVAC, service water heating for domestic or space heating purposes.
What device is used to regulate humidity and temperature, making building systems more energy efficient?
An economizer
What generates both electrical power and thermal energy from a single fuel source?
Combined Heat and Power (CHP) or Cogeneration
What refrigerant management procedure governs reducing annual leakage of CFC-based refrigerants to 5% or less?
EPA Clean Air Act, Title VI, Rule 608
What are the three (3) compliance path options described in Optimize Energy Performance (EA Credit 1)?
Option 1. Whole Building Energy Simulation,
Option 2. Prescriptive Compliance
Path: ASHRAE 50% Advanced Energy Design Guide
Option 3. Prescriptive Compliance
Path: Advanced Buildings Core Performance Guide
What are the six (6) components of ASHRAE 90.1?
Building envelope
HVAC
Service Water Heating
Power
Lighting
Other Equipment
What four fundamental strategies can increase energy performance?
Orientation, Site Energy Sources, Efficient Envelope, Energy Recovery Systems
What are the thresholds for renewable energy production credit?
LEED BD+C (except Core and Shell): 1%, 5%, 10%
LEED BD+C: Core and Shell: 1%, 3%, 5%
What are the eligible types of systems for Renewable Energy Production?
Photovoltaic systems, Wind energy systems, Solar thermal systems, Biofuel-based electrical systems, Geothermal heating or electric systems, Low-impact hydroelectric power systems, Wave & tidal power systems
What biofuel systems are NOT eligible for Renewable Energy Production?
Combustion of municipal solid waste, Forestry biomass waste other than mill residue, Coated Wood, or Treated Wood.
What are the two (2) Options for Enhanced Refrigerant Management?
Option 1. No refrigerants or Low-Impact Refrigerants
Option 2. Calculation of Refrigeration Impact
What types of equipment are NOT subject to the Fundamental Refrigerant Management requirements?
Small HVAC units (less than 0.5 lbs [225 grams] of refrigerant), standard refrigerators, small water coolers.
What is the duration and % a project must engage in to earn points under Green Power and Carbon Offsets?
5-year contract AND 50%provision of the project’s energy from green power, carbon offsets, or renewable energy certificates.
What are the two (2) Options to determine electricity use for Green Power and Carbon Offsets?
Option 1. Use the calculated energy consumption results from EA Prerequisite Minimum Energy Performance or Option
2. Estimate electricity use using CBECS database
RECs can be used to mitigate what type(s) of emissions for Green Power and Carbon Offsets?
Scope 2, electricity use.
Carbon offsets can be used to mitigate what type(s) of emissions for Green Power and Carbon Offsets?
Scope 1 or Scope 2 emissions.
