发明名称 |
METHOD OF PROTECTION OF OBJECTS FROM NEGATIVE FACTORS OF AIR FLOW OF AXIAL FAN AND OUTLET UNIT FOR METHOD EMBODIMENT |
摘要 |
FIELD: axial-flow fans; operation of such fans and protection of personnel against action of air flow in horizontal plane by turning entire flow through 75 to 90 deg. SUBSTANCE: in turning, entire fan is thrown into atmosphere directly after completion of turn. Outlet unit of axial-flow fan includes horizontal diffuser and blade system mounted at its outlet. Blade system consists of set of blades bent over surface of cylinder; convex part is directed downward along straight line forming angle of 60 to 75 deg. with diffuser axis. EFFECT: enhanced operational reliability; reduced power requirements. 8 cl, 5 dwg |
申请公布号 |
RU2194194(C2) |
申请公布日期 |
2002.12.10 |
申请号 |
RU20000127452 |
申请日期 |
2000.11.02 |
申请人 |
ZAKRYTOE AKTSIONERNOE OBSHCHESTVO "GKHT" (GAZOVAJA |
发明人 |
BELOUSOV JU.V.;ZHURAVLEVA I.N.;PAKHOMOV I.P. |
分类号 |
F04D19/00 |
主分类号 |
F04D19/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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