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Document Title European Strategy on MAC-generated GHG Emissions
Reference Number MACTP-03-03
Date
16 Jan 2012
Summary Overview of European Union regulatory efforts to reduce greenhouse gases associated with mobile air-conditioning systems.
Source(s) EC
Rulemaking Area(s) MACTP
Meeting(s)
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Excerpts from session reports related to this document
MACTP | Session 3 | 17 Jan 2012

Mr Steiniger (European Commission) presented an overview of the activities in the EU regarding direct and indirect GHG:

  • ► regarding the MAC Directive 2006/40/EC (mandates working fluid GWP < 150 for passenger car MAC)
  • ► focus on regulatory actions which have low cost but substantial benefits – MAC efficiency identified as one of these in the Commission Communication in Feb 2007.

The MAC efficiency project in the EU is handled by a consortium (…..) who developed a draft type approval procedure, using the normal lab conditions (low cost solution and measuring MAC on / MAC off under steady state conditions. The approach to characterise of components was not followed as too complex for either type approval or customer information .

The pilot study will conclude during Q3 2012, regulation drafting in the EU during early 2013. There are a number of open issues on the test procedure being addressed during the pilot phase and discussions continue.

Following a question from South Korea, the European Commission confirmed there is no intention to look at regulated emissions during MAC efficiency testing as other priorities such as the Real Driving Emissions activities (RDE) already in progress.

Ambition is to include MAC CO2 in the COC (certificate of conformity) for Euro 6 vehicles. A further step could be taken after the revision of the CO2 regulation 443/2009/EC to consider mandatory MAC efficiency limits and/or a possible inclusion in the future CO2 targets.

A future step outside of this project will be to review simulation / virtual testing opportunities.