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GA09

GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004 ). GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004 ).

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GA09

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  1. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004)

  2. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) LEED considers the tradeoff between Ozone Depletion and Global Warming caused by the release of refrigerants commonly used in HVAC systems.

  3. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) Refrigerant Types (used in HVAC) CFC Banned by the Montreal Protocol of 2010 HCFC Banned by the Montreal Protocol of 2030 HFC Natural CO2, H20, NH3, HC, Air ODP Ozone Depletion Potential (Due to the release of refrigerant into the atmosphere.) GWPGlobal Warming Potential (Due to the use of electricity to run HVAC equipment.)

  4. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) LEED BD+C Credits Address: Global Warming EAP2 Minimum Energy Performance EAC1 Optimize Energy Performance Ozone Depletion EAP3 Fundamental Refrigerant Management Zero use of CFCs (New Equip.) Phase-Out Conversion Plan (Existing Equip.) EAC4 Enhanced Refrigerant Management

  5. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) LEED BD+C Credits Address: EAC4 Enhanced Refrigerant Management Option 1. Do not use refrigerants Option 2. LCGWP + LCODP x 105 ≤ 100 [Atmospheric Impact] LCODP LCGWP GWP ODP Lr Refrigerant Leakage Rate (0.5% to 2%) Mr End-of Life Refrig. Loss (2% to 10%) RcRefrig. Charge (0.5 to 5.0 lbs) LIFE Equip. Life (10 years; default)

  6. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of these refrigerants has no ozone depletion potential (ODP)? • CFC • HFC • HCFC • Halon

  7. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of these refrigerants has no ozone depletion potential (ODP)? • CFC • HFC • HCFC • Halon

  8. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • What refrigerant contributes the most to global warming potential (GWP)? • HFC-23 • CFC-12 • Propane • HCFC-123

  9. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • What refrigerant contributes the most to global warming potential (GWP)? • HFC-23 • CFC-12 • Propane • HCFC-123

  10. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of these substances are natural refrigerants? [Choose Two] • CO • NH2 • H2O • Propane

  11. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of these substances are natural refrigerants? [Choose Two] • CO • NH2 • H2O • Propane

  12. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of these substances is banned for use by the Montreal Protocol of 2030? • CFCs • HCFCs • HFCs • Halons

  13. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of these substances is banned for use by the Montreal Protocol of 2030? • CFCs • HCFCs • HFCs • Halons

  14. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • When calculating the atmospheric impact of a refrigerant projects can assume what for the default annual leakage rate (Lr)? • 2% • 3% • 5% • 10%

  15. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • When calculating the atmospheric impact of a refrigerant projects can assume what for the default annual leakage rate (Lr)? • 2% • 3% • 5% • 10%

  16. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of these is a natural refrigerant? • Ammonia (NH3) • CFC-12 • HCFC-123 • HFC-410A

  17. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of these is a natural refrigerant? • Ammonia (NH3) • CFC-12 • HCFC-123 • HFC-410A

  18. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • What is Halon? • Natural Refrigerant • Fire Suppressant • Thermal Insulating Material • Volatile Organic Compound (VOC)

  19. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • What is Halon? • Natural Refrigerant • Fire Suppressant • Thermal Insulating Material • Volatile Organic Compound (VOC)

  20. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • In a new building how many CFC’s are allowed? • 0 • 5 • 10 • 100

  21. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • In a new building how many CFC’s are allowed? • 0 • 5 • 10 • 100

  22. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • What is the correct order for which the Montreal Protocol will phase out refrigerants? • CFC 2010, HCFC 2030 • HFC 2010, HCFC 2010 • CFC 2030, HCFC 2010 • HCF 2030, HCFC 2030

  23. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • What is the correct order for which the Montreal Protocol will phase out refrigerants? • CFC 2010, HCFC 2030 • HFC 2010, HCFC 2010 • CFC 2030, HCFC 2010 • HCF 2030, HCFC 2030

  24. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Buildings with current CFC based HVAC systems, under LEED O&M can have up to what percentage of leakage per year? • 0% • 1% • 3% • 5%

  25. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Buildings with current CFC based HVAC systems, under LEED O&M can have up to what percentage of leakage per year? • 0% • 1% • 3% • 5%

  26. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • The ongoing chemical reaction that causes the breakdown of ozone in the atmosphere is caused by what refrigerant? [see Table 1] • CFC • HFC • HCFC • CO2

  27. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • The ongoing chemical reaction that causes the breakdown of ozone in the atmosphere is caused by what refrigerant? • CFC • HFC • HCFC • CO2

  28. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of these substances has the highest ODP? • Halons • HCFC • CO • H2O

  29. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of these substances has the highest ODP? • Halons • HCFC • CO • H2O

  30. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • What is the intent of the Montreal Protocol? • Eliminate CO2 emissions from vehicles • Ban CFCs • Minimize impacts on human and wildlife habitats • Reduce Ozone Depletion

  31. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • What is the intent of the Montreal Protocol? • Eliminate CO2 emissions from vehicles • Ban CFCs • Minimize impacts on human and wildlife habitats • Reduce Ozone Depletion

  32. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • What does a project need to do in order to be eligible for LEED certification if there is an existing cooling tower on site that uses CFCs? [see Reference Guide] • Commit to phasing out the system within 5 years of project completion • Complete a comprehensive CFC phase-out conversion prior to project completion • Replace the system • Retrofit the system to use a GHG friendly refrigerant

  33. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • What does a project need to do in order to be eligible for LEED certification if there is an existing cooling tower on site that uses CFCs? • Commit to phasing out the system within 5 years of project completion • Complete a comprehensive CFC phase-out conversion prior to project completion • Replace the system • Retrofit the system to use a GHG friendly refrigerant

  34. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of the following is a Hydrocarbon (HC)? • HFC • CFC • NH3 • Propane

  35. GA09 The Treatment by LEED® of the Environmental Impact of HVAC Refrigerants (LEED Technical and Scientific Advisory Committee, 2004) • Which of the following is a Hydrocarbon (HC)? • HFC • CFC • NH3 • Propane

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