Hermann Halozan - INSTITUTE OF THERMAL ENGINEERING - POMPE DI CALORE, RIDURRE LE PERDITE AUMENTARE...
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Transcript of Hermann Halozan - INSTITUTE OF THERMAL ENGINEERING - POMPE DI CALORE, RIDURRE LE PERDITE AUMENTARE...
Hal 1XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Heat PumpsReducing Losses – Increasing Efficiency
Hermann HalozanGraz 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 2XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 3XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 4XV 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 5XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Carnot, Sadi (1796-1832)
Hal 6XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 7XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 8XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 9XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 10XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 11XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 12XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 13XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 14XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 15XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 16XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 17XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 18XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
THX
THX
COND COND COND
EVAP EVAP EVAP
COND/EVAP
HPCOMP
LPCOMP
HPCOMP
LPCOMP
SPCOMP
HEAT PUMP WITHTWO-STAGE COMPRESSION
HEAT PUMP WITHECONOMISER
HEAT PUMP WITHREFRIGERATION CASCADE
two-stage compression economizer cascade
Hal 19XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 20XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 21XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 22XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 23XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 24XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 25XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 26XV 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
adiabaticsection
g
Q0
Q0
Hot Water
CO2 Heat Pipe
Refrigerant Condenser
CompressorThrottle
Refrigerant Evaporator / CO2 Condenser
CO2 Thermosyphon
Hal 27XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 28XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Hal 29XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
600
500
mtoeyr
400
300
200
100
1980 1990 2000 2010 2020
DistrctHeating
HeatPumps
Solar
500
500
500
1980 1990 2000 2010 2020
Industry
Residentral & Commercial
Transportation
Non Energy Uses
mtoeyr
Strategy Study of the IEA 1980
Hal 30XV European Conference Latest Technologies in Refrigeration and Air Conditioning Milano, June 6 – 7, 2013
Low-carbon energy technology roadmaps