2013年9月5日星期四

Hydraulic system with solid particles corrosion



    Hydraulic system with solid particles corrosion. Which along with the hydraulic oil flow in the system by means of pumps, valves and actuators , it will increase friction and wear of drama , generate new particles.
    ( 1 ) Valves components. Deputy campaign valve components with the gap is generally 8-20ym. When the solid particles into motion pair gap , it will scratch the parts surface , increased wear, with the gap to expand, or to the orifice , orifice plugs , resulting in valve operation performance deterioration or loss of function, causing the hydraulic system vibration or movement failure, even spool jam fault .
    (z) powered palle ttruck components . Contamination between particulate matter will make some parts , such as gear pump gear side and front and rear end caps , tip and the housing between the piston relative to the cylinder plunger between the cylinder block and oil pan between increased wear and tear , reduced efficiency , fever and even burned , shorten life.
    ( 3 ) Hydraulic cylinders poise . Pollution particles will accelerate seal wear , causing leakage increases also more common in Sierra injury scrapped .
    2 fibers, film, welding slag, paint flakes hazards
   Fiber, film, welding slag, paint flakes hazards, often blocking element orifice or orifices disorder or malfunction.
    3 . Air hazards
    Hand pallet trucks system of the hydraulic crane assembly and repair process, because the air in the hydraulic system hazards lack of knowledge , not fully exhaust the air from the inside into the hydraulic system , especially when a large volume of air into the cylinder , the crane lifting operation , the cylinder will emit a sharp noise , excessive vibration , or sometimes can be seen creeping phenomenon . Crawling is an extremely harmful fault performance .

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