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Metal corrosion patterns can be divided into full (uniform) corrosion and localized corrosion two categories. The former is more uniform in the entire surface of the fan, the latter occurred only in the local. Such as pitting, crevice ...
1.Motor lack phase operation This is a killer of three-phase asynchronous motor, the motor when the normal operation of the three-phase load is balanced load, therefore Three phase current balance basically, equal, if in the operation o...
1. Adjustment of the clearance of the casing: it is guaranteed by the positioning pin hole of the casing and wall plate, because it must not damage the positioning pin hole when removing the fan. Impeller - casing 0.20-0.395 2, the adj...
Roots blower for positive displacement blower, transportation of air volume and revolutions in proportion, end face and fan impeller between front and back end cover and the fan impeller is always stay small clearance, the synchronous gear...
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