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Published byEarl Burke Modified over 9 years ago
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Responsible use of HFCs - Workshop and Demonstration The Draft EU Regulation on F- Gases – Containment & Monitoring Tim G.A. Vink Director Regulatory Affairs & Compliance Honeywell Fluorine Products Europe Brussels, July 27, 2004
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Responsible use of HFCs - Workshop and Demonstration Agenda Global Warming Potential vs Global warming Impact Containment Monitoring
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Responsible use of HFCs - Workshop and Demonstration What is Global Warming Potential (GWP)? GWP = f (Atmospheric Lifetime – LA, Radiative characteristics) GWP Absolute = Radiative Effect accumulated over the full LA; (mW.yr.m -2.ppm -1) GWP Relative = Radiative Effect accumulated over a fixed period relative to the radiative effect of a reference substance –Reference Period = 100 years (by convention) –Reference Substance = CO 2 The Absolute GWP of CO 2 The reference period of 100 years is unfavourable for shorter lived substances Global Warming Impact ignored
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Responsible use of HFCs - Workshop and Demonstration What really matters is the Warming Impact Warming Impact = [f (GWPA, emissions )] Emissions = f (tightness, charge) Consequently, the emission levels are crucial: –Tightness –Charge Look at the interdependencies (TEWI) Energy Efficiency of the system Emissions
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Responsible use of HFCs - Workshop and Demonstration Critical Issue: Containment All measures technically and economically feasible to prevent emissions –Design of equipment => CE marking –Quality of material, connections, installation =>Certified Personnel –Operating Conditions: Vibration, corrosion, degradation of materials –Preventive maintenance Frequent leak-inspections >3 kg annually; >30 kg quarterly; >300 kg monthly –Accessibility of equipment –Energy Efficiency will be main driver Charge loss means greater power consumption Focus on total system performance: e.g. clean heat exchangers –Exemptions possible when leakage detection systems are in place (mandatory for > 300 kg) Potential conflict with ventilation/safety requirements (EN 378) Smaller charges and tighter circuits
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Responsible use of HFCs - Workshop and Demonstration Critical Issue: Monitoring Purpose of Monitoring: –Adequate data on actual emissions –Tool for operators of equipment Actual power consumption may be more effective Data need to drive actions Monitoring through: –Log Books for installations Charge and type of Refrigerant used Quantities recovered and added Verification of Qualifications –Data reporting by Producers and Importers: Incomplete picture because it does not cover the complete supply chain Trade in Equipment containing F-gases? Monitoring is Necessary but not Sufficient
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