Combined solar and gas heater

Compound solar collector building construction

Compound solar water heating and dehumidifying device

Concentrating solar collector cross section

Concentrating solar energy system

Concentrator for focusing solar radiation

Constant temperature solar water heater switch

Control of a heliostat field in a solar energy plant

Device for absorbing radiant heat energy

Device for capturing solar energy and transferring it onto a rec

Device for collecting solar energy and transferring it to a rece

Device for heating with solar energy

Device for transferring heat between a panel heated by solar...

Device which follows the position of the sun

Double reflecting solar concentrator

Durable fluorescent solar collectors

Effective and simple solar concentrator

Electromagnetic radiation collector and transport system

Electromagnetic radiation collector system

Enclosed solar collector