Ammonia Refrigeration Technology

International Conference
- Ohrid 2011 -

 

Keynote Speakers 	                      Final programme (PDF)

Dr Andy Pearson, UK,
Star Refrigeration Ltd
President of IoR (UK)
Member of IIR Commission E1
”Opportunities for combined heating
  and cooling”


Dr Predrag Hrnjak, USA,
University of Illinois
Secretary of IIR Commission E2
IIAR Board of Directors
“Low charged hermetic ammonia chillers
are excellent opportunity for air conditioning
and indirect refrigeration”


Gary Webster, USA,
Kraft Foods Global, Inc.
Global Refrigeration Engineer
“Designing ammonia systems
  for maintenance and safety”


Dr John Thome, Switzerland,
Ecole Polytechnique Fédérale de Lausanne (EPFL)
Laboratory of Heat and Mass Transfer - Director
”Two-phase flow and boiling of ammonia in
  horizontal tubes”


Dr Zahid Ayub
, USA,
Isotherm Inc.
ASHRAE Research Committee
Member of IIR Commission B2
”Recent developments in plate exchangers - Ammonia/Carbon-Dioxide cascade condenser”
 


MAIN TOPICS OF THE CONFERENCE
Design of modern ammonia systems and technological innovation
Current and future use of natural refrigerants; the Kyoto Protocol and beyond
Low charge NH3 technology, factory-made units, systems at a new level of quality improvement
Plate type heat exchangers; Direct expansion of ammonia systems
Expansion in applications with lower size capacity; Testing of components
Compatibility of ammonia and metals; Ammonia and (miscible) oils for small DX systems

Energy efficiency of ammonia refrigeration
Comparison: ammonia and fluorocarbon-based systems
Ammonia - indirect cooling compared with direct evaporation of HCFCs and HFCs
NH3/CO2 and other cascade systems

Applications of ammonia refrigeration
Cold stores, Agro-food industries, Supermarkets, Air-conditioning systems, Heat Pumps

Absorption machines

Ammonia systems in developing countries
Renewal and improvements, technical assistance

Technical and safety standards
Regulations on the construction and operation of ammonia refrigerating systems

Guidelines, instructions and training materials
Education and training for: best practices, operating procedures, handling of ammonia and safe operation

Public awareness of the image and benefits of natural refrigerants
Crucial and sustainable contributions to a better environment; Barriers to market penetration

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