An Overview of One-Sun Solar Thermal Technology
An Overview of One-Sun Solar Thermal Technology
An Overview of One-Sun Solar Thermal Technology
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Polymer Collector<br />
First Cost<br />
Eliminate one pump<br />
Integrated valve pkg<br />
Integrated piping<br />
$3,500<br />
$3,000<br />
$2,500<br />
$2,000<br />
$1,500<br />
$1,000<br />
Cold Climate Systems:<br />
Cost Reduction Potential<br />
Cost & Cost-<strong>of</strong>-Savings/ Glycol<br />
[COSE = (Cost)/(Savings)]<br />
BOS Variations<br />
1st Cost<br />
COSE<br />
Collector Variations<br />
Base case<br />
<strong>One</strong> pump<br />
Polymer tank + hx<br />
Integrated piping<br />
Valve package<br />
Non-selective mtl-gls<br />
Polymer selective<br />
Polymer non-selective<br />
Polymer unglazed<br />
12<br />
10<br />
8<br />
6<br />
4<br />
COSE [c/kWh]<br />
Film-lined storage<br />
Heat exchanger<br />
Retainer ring<br />
Submersible pump<br />
Polymer film liner<br />
Insulation<br />
Sheet metal cylinder<br />
Rigid foam base<br />
Polymer heat exch.<br />
SEET <strong>Solar</strong> <strong>Thermal</strong> Seminar 7/26/07<br />
Cost ~$12
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