Journal of 2014/12/08

The first version of solar air heater is done.

Bill of Materials

1x Black oil paint, 1L – 5,000 KRW (Currency of South Korea)
1x Silicon paste, 250mL – 2,000 KRW
2x 500mm x 400mm, thickness 5mm glass plate – 20,000 KRW
40+x Aluminium can
(Collected aluminum cans on the streets and from recycle bin)
2x L-shape metal bracket – 600 KRW
1x metal exhaust port – 1,000 KRW
1x Small paint brush

6x square wooden block
12x M6x60 bolt
12x M6 nut
12x M6 lock washer
24x M6 washer
12x Wood screw

2x wooden bar
2x M6x60 bolt
2x M6 nut
4x M6 washer

1x 12V fan
1x 12V@2A power supply
13mm thickness of MDF board
(used previous door panel)

The ambient temperature was 6 Celsius degrees.
cDSC_0258

The solar air heater was blowing warm air at 21 Celisus degrees.
cDSC_0245

Before painting the cans

cDSC_0008

After painting, let it dry over an hour.
cDSC_0072

cDSC_0077

Set up the solar air heater for test run.
I used a 12V computer fan that takes 0.08A current to blow the warm air inside the heater box.
cDSC_0172

cDSC_0218

Front
cDSC_0246

Left side
cDSC_0248

Right side
cDSC_0254

Rear
cDSC_0250

The temperature reading was lower without the exhaust pipe.
cDSC_0252

Top
cDSC_0256

About janpenguin

Email: janpenguin [at] riseup [dot] net Every content on the blog is made by Free and Open Source Software in GNU/Linux.
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