| 摘要 |
FIELD: agriculture. ^ SUBSTANCE: heater includes a thermal insulating element, heat supply element, curtains with vertical cuts in the bottom part and a vertical support. It also has a frame made in the form of an upturned case that is pivotally fixed along one side to the vertical support. The upper internal part of the frame has a heat insulation layer with the thickness up to 2 cm, and below it there is an electrical low temperature heat supply. At the bottom immediately adjacent to it a metal plate of black color is installed with the thickness of no more than 1 mm. It is equipped with a temperature sensor that is connected to the thermostat. The curtains are made of transparent polyethylene with the thickness of 2...3 mm; they are installed at the front and side faces of the frame work. ^ EFFECT: running costs reduction, energy consumption, and improved efficiency of technological operations referring to servicing and raising the piggery. ^ 1 dwg, 2 dwg |
