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Hal 1
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Heat Pumps
Reducing Losses – Increasing Efficiency
Hermann Halozan
Graz University of Technology
XV EUROPEAN CONFERENCE MILANO 6th
-7th
JUNE 2013 CSG
Latest Technology in Refrigeration and Air Conditioning
Under the Auspices of the PRESIDENCY OF THE COUNCIL OF MINISTERS
Hal 2
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 3
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 4
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
80% of CO2 emissions
in EU is caused by
energy consumption
ENERGY
Global warming
Security of supply
20% less
primary energy
20% less
CO2 emissions
20% share
of renewable
energy
Economy
Less dependence, more efficiency:
why heat pumps are key to an Energy Efficient World
Hal 5
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Carnot, Sadi (1796-1832)
Hal 6
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 7
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 8
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 9
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 10
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 11
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 12
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 13
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 14
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 15
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 16
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 17
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 18
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
THX
THX
COND COND COND
EVAP EVAP EVAP
COND/EVAP
HP
COMP
LP
COMP
HP
COMP
LP
COMP
SP
COMP
HEAT PUMP WITH
TWO-STAGE COMPRESSION
HEAT PUMP WITH
ECONOMISER
HEAT PUMP WITH
REFRIGERATION CASCADE
two-stage compression economizer cascade
Hal 19
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 20
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 21
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 22
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 23
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 24
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 25
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 26
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Two-phase
Thermosyphon
tube wall
liquid layer
vapor
Q_cond
Q_evap
adiabatic
section
g
Q0
Q0
Hot Water
CO2 Heat Pipe
Refrigerant Condenser
CompressorThrottle
Refrigerant
Evaporator /
CO2 Condenser
CO2 Thermosyphon
Hal 27
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 28
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Hal 29
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
600
500
mtoe
yr
400
300
200
100
1980 1990 2000 2010 2020
Distrct
Heating
Heat
Pumps
Solar
500
500
500
1980 1990 2000 2010 2020
Industry
Residentral &
Commercial
Transportation
Non Energy Uses
mtoe
yr
Strategy Study of the IEA 1980
Hal 30
XV European Conference Latest Technologies in Refrigeration and Air Conditioning
Milano, June 6 – 7, 2013
Low-carbon energy technology roadmaps

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Hermann Halozan - INSTITUTE OF THERMAL ENGINEERING - POMPE DI CALORE, RIDURRE LE PERDITE AUMENTARE L’EFFICIENZA

  • 1. Hal 1 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013 Heat Pumps Reducing Losses – Increasing Efficiency Hermann Halozan Graz University of Technology XV EUROPEAN CONFERENCE MILANO 6th -7th JUNE 2013 CSG Latest Technology in Refrigeration and Air Conditioning Under the Auspices of the PRESIDENCY OF THE COUNCIL OF MINISTERS
  • 2. Hal 2 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 3. Hal 3 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 4. Hal 4 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013 80% of CO2 emissions in EU is caused by energy consumption ENERGY Global warming Security of supply 20% less primary energy 20% less CO2 emissions 20% share of renewable energy Economy Less dependence, more efficiency: why heat pumps are key to an Energy Efficient World
  • 5. Hal 5 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013 Carnot, Sadi (1796-1832)
  • 6. Hal 6 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 7. Hal 7 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 8. Hal 8 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 9. Hal 9 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 10. Hal 10 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 11. Hal 11 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 12. Hal 12 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 13. Hal 13 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 14. Hal 14 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 15. Hal 15 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 16. Hal 16 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 17. Hal 17 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 18. Hal 18 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013 THX THX COND COND COND EVAP EVAP EVAP COND/EVAP HP COMP LP COMP HP COMP LP COMP SP COMP HEAT PUMP WITH TWO-STAGE COMPRESSION HEAT PUMP WITH ECONOMISER HEAT PUMP WITH REFRIGERATION CASCADE two-stage compression economizer cascade
  • 19. Hal 19 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 20. Hal 20 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 21. Hal 21 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 22. Hal 22 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 23. Hal 23 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 24. Hal 24 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 25. Hal 25 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 26. Hal 26 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013 Two-phase Thermosyphon tube wall liquid layer vapor Q_cond Q_evap adiabatic section g Q0 Q0 Hot Water CO2 Heat Pipe Refrigerant Condenser CompressorThrottle Refrigerant Evaporator / CO2 Condenser CO2 Thermosyphon
  • 27. Hal 27 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 28. Hal 28 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
  • 29. Hal 29 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013 600 500 mtoe yr 400 300 200 100 1980 1990 2000 2010 2020 Distrct Heating Heat Pumps Solar 500 500 500 1980 1990 2000 2010 2020 Industry Residentral & Commercial Transportation Non Energy Uses mtoe yr Strategy Study of the IEA 1980
  • 30. Hal 30 XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013 Low-carbon energy technology roadmaps