| 摘要 |
FIELD: heat exchangers for heating and cooling gas media; plenum-exhaust ventilation systems. ^ SUBSTANCE: proposed stack of plate-type heat exchange contains spacer sheets and sealing bars located between them and used for forming passages for working medium; stack is also provided with turbulizing attachments; spacer sheets are made in form of film polyethylene sleeves; attachments made in form of plastic screen prisms are located between said sheets. ^ EFFECT: facilitated procedure of manufacture of stack; low cost. ^ 3 dwg |
