Solar Drying Kiln

Dry timber, plaster and minerals on sunlight. The kiln brings timber, gypsum and damp solids to process moisture, and calcines at low temperature.

8,900Tonnes of kiln-dried timber a year
SunlightRuns on the array, unattended
Solar Drying Kiln Cell, front elevation

Dried Product, Ready to Use

  • Kiln-dried timber
    8,900 tonnes a year dried as a service, for $1.29 per tonne against $18 to $25 for conventional kiln drying
  • Gypsum plaster
    Calcined to hemihydrate at low temperature, bagged on site
  • Dried mineral solids
    Any damp feed brought to process moisture

Specification

Rated input850 kilowatts
MaterialsOff the shelf components
Temperature45 to 200 degrees Celsius
DutySunlight hours, unattended
Energy capture100% of array output
Intensity0.21 to 0.45 megawatt-hours per tonne
AcceptsGreen sawn timber, gypsum rock, damp solids, wet salt

Front elevation

Solar Drying Kiln Cell, front elevation, 12.2 metres long and 2.9 metres high