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RADIAL FLOW FAN WITH LARGE SUCKING FORCE HAVING TWIST-LESS BLADE
RADIAL FLOW FAN WITH LARGE SUCKING FORCE HAVING TWIST-LESS BLADE
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机译:具有无叶片的大吸力径向流风机
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摘要
An increase in the tractive power of axial fans, whose paddles are not twisted, is achieved by application to the paddles of substantially rigid trailing edge tabs, particularly in the paddle zones with lower peripheral speed. The angle beta of the tabs may be adjustable. IMAGE
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