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Cost reduction along the value chain:
Which perspective in the research and product development?
Collector cost development
Typical price of an installed system
Share of costs
Potential in cost and price reduction
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Cost reduction along the value chain:
Which perspective in the research and product development?
Development of production costs since 1993
0%
20%
40%
60%
80%
100%
Jan- 93 Okt- 95 Jul- 98 Apr- 01 Jan- 04 Okt- 06 Jul- 09 Apr- 12
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Cost reduction along the value chain:
Which perspective in the research and product development?
Development of production costs since 1993
0%
20%
40%
60%
80%
100%
Jan- 93 Okt- 95 Jul- 98 Apr- 01 Jan- 04 Okt- 06 Jul- 09 Apr- 12
Sonne-Wind-Wärme 4/12: 70 €/m²
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Cost reduction along the value chain:
Which perspective in the research and product development?
Development of production costs since 1993
0%
20%
40%
60%
80%
100%
Jan- 93 Okt- 95 Jul- 98 Apr- 01 Jan- 04 Okt- 06 Jul- 09 Apr- 12
Next step: Plastics ?
Picture: itw/ESTTP
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Cost reduction along the value chain:
Which perspective in the research and product development?
Typical solar DHW system (installed) : 5 m² collector, 300 l DHW cylinder
system; 4.900 €
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Cost reduction along the value chain:
Which perspective in the research and product development?
Typical solar DHW system (installed) : 5 m² collector, 300 l DHW cylinder
component purchase; 2.300 € installation;
2.600 €
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Cost reduction along the value chain:
Which perspective in the research and product development?
Cost reduction potential – and effect on system price
Components
2300 €
Collector Material
No-cost collector
- 6%
Mounting system
Hydraulics T max < 100°C
DHW cylinder Reduced losses
Production Automatization
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Cost reduction along the value chain:
Which perspective in the research and product development?
Cost reduction potential – and effect on system price
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Cost reduction along the value chain:
Which perspective in the research and product development?
Cost reduction potential – and effect on system price
Components
2300 €
Collector Material
No-cost collector
- 6%
Mounting system
Hydraulics T max < 100°C
~ -10%
DHW cylinder Reduced losses
Production Automatization
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Cost reduction along the value chain:
Which perspective in the research and product development?
Cost reduction potential – and effect on system price
+ no vapor production in stagnation
+ low temperature impact on fluid
+ temperature in solar circuit < 100°C
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Cost reduction along the value chain:
Which perspective in the research and product development?
Cost reduction potential – and effect on system price
Components
2300 €
Collector Material
No-cost collector
- 6%
Mounting system
Hydraulics T max < 100°C
~ -10%
DHW cylinder Reduced losses
-5 ... -20 %
Production Automatization
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Cost reduction along the value chain:
Which perspective in the research and product development?
Cost reduction potential – and effect on system price
Ga
in
DHW cylinder thermal losses
potential
~ 10% component
price
Example from SCHEFF-Project: solar DHW systems for small apartments
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Cost reduction along the value chain:
Which perspective in the research and product development?
Cost reduction potential – and effect on system price
Potential 20 … 35 %
Components
2300 €
Collector Material
No-cost collector
- 6%
Mounting system
Hydraulics T max < 100°C
~ -10%
DHW cylinder Reduced losses
-5 ... -20 %
Production Automatization
- X … + Y %
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Cost reduction along the value chain:
Which perspective in the research and product development?
Cost reduction potential – and effect on system price
Installation
2900 €
Time 2 P. x 1 Days
~ -10%
Guarantee
“installed and works”
-10% ?
Performance
“maintenance free”
-10% ?
Knowledge “Plug and Play”
-5% ?
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Cost reduction along the value chain:
Which perspective in the research and product development?
Cost reduction potential – and effect on system price
Installation
2900 €
Time 2 P. x 1 Days
~ -10%
Guarantee
“installed and works”
-10% ?
Performance
“maintenance free”
-10% ?
Knowledge “Plug and Play”
-5% ?
Potential 10 … 35 %
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Cost reduction along the value chain:
Which perspective in the research and product development?
Research
Low stagnation temperature needed for further cost reduction
Reduce thermal losses in the system
Electronic Controller checks system performance
Product development
Maintenance free components
Guarantee of function – no repeated visits required
Easy to install systems
Mechanics
Hydraulics
Electronics
Conclusion
