|
|
|
|
|
|
|
|
|
|
|
General information |
|
|
Name |
Gas Pressure Regulator Station Großseelheim
|
|
Country installed |
Germany
|
|
Address |
Großseelheim
|
|
Industry sector, NACE code |
D - Electricity, gas, steam and air conditioning supply
|
|
Solar thermal system owner / operator |
Enertracting GmbH
|
|
Solar thermal engineering company |
FSAVE Solartechnik GmbH
|
|
Process integration engineering company |
Universität Kassel
|
|
Year of operation start |
|
|
|
Technical parameters |
|
|
Collector technology |
flat plate collector
|
|
Collector name |
|
|
Installed collector area (gross), m² |
355.0
|
|
Installed collector area (aperture), m² |
|
|
Installed collector area (absorber), m² |
|
|
Installed thermal power (estimated), kWth |
248.5
(Default value calculated by multiplying the gross collector area by 0.7 kWth/m²)
|
|
Solar collector loop heat transfer fluid |
|
|
Solar energy storage |
short-term water storage
|
|
Storage volume, m³ |
25
|
|
Kind of conventional heat source |
hot water boiler
|
|
Kind of fuel used |
natural gas
|
|
|
Process |
|
|
Solar thermal energy used for |
heating natural gas
|
|
Unit operation |
other process heating
|
|
Point of Solar Heat Integration |
B1) Heating of process(es) / process vessel(s)
|
|
--> Integration how and where |
directly heating the natural gas stream
|
|
--> Temperature range process |
30-60 °C
|
|
--> Temperature range solar loop (min/max), C° |
|
|
|
Economic parameters |
|
|
Total investment costs (excl. VAT), € |
165,000.00
(Turnkey costs including solar collectors, piping, support construction, storage, design, commissioning reduced with subsidies)
|
|
Solar loop (excl. VAT), € |
(Solar collectors, piping, support construction)
|
|
Solar energy storage (excl. VAT), € |
|
|
Others (excl. VAT), € |
(Design, commissioning, others)
|
|
Process integration (excl. VAT), € |
|
|
Subsidy, € or % of total investment costs |
no information available
|
|
Cost for fuel replaced, €/MWhfuel |
|
|
Calculated solar thermal system life time, a |
|
|
Annual useful solar heat delivery, MWh/a |
190
|
|
Specific annual useful solar heat delivery, MWh/am² |
0.54
|
|
Specific investment costs, €/m² |
464.79
|
|
Solar fraction, % |
|
|
|
Lessons learned |
|
|
Initiative |
|
|
Integration methodology |
|
|
Crucial Interfaces |
|
|
Construction / Commissioning |
|
|
Operation / Performance |
System principle is proven. Simulated yearly solar gain of 190 MWh/a not entirely achieved, because biogas plant was implemented later, thus primary flow is higher than necessary.
|
|
Recommendations |
|
|
|
Source |
|
|
Author |
Prof. Dr. Klaus Vajen
|
|
Company of author |
Universität Kassel
|
|
E-mail |
solar@uni-kassel.de
|
|
Phone |
|
|
Homepage |
|
|
|
|
|
|
|
|
|
|