EVAPORATING CHAMBER OF THERMAL TUBE Russian patent published in 1998 - IPC

FIELD: thermal tubes for removal of heat from heat-stressed objects. SUBSTANCE: evaporating chamber of thermal tube has flat (disk-shaped) form. It contains housing including side wall 1 with steam header 2 and two end walls 3 and 4. Connected to first header 2 is steam line 5 of thermal tube. Capillary porous packing 6 located inside housing adjoins side wall 1 over part of its length and end wall 3. Inner surface of end wall 3 is provided with circular concentric grooves 7 and surface of packing adjoining it is provided with longitudinal bores 8 forming single steam escape passages brought in communication with steam header 2. Inner surface of end wall 3 and surface of packing 6 adjoining it form first thermal contact surface. Gap 9 formed between packing 6 and end wall 4 is used for accumulation of working fluid and is brought in communication with condensate line 10. EFFECT: enhanced efficiency. 6 cl, 9 dwg