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 Iskanderung

link 29.11.2009 14:34 
Subject: thermal crank cem.
Помогите перевести сабж. Фраза встречается в описании вращающейся печи обжига цемента. Контекст: Kiln alignment is carefully checked during installation, but is often neglected in subsequent years since alignment does not play a direct role in production. Aggressive component wear is often the result. However, alignment does affect kiln service life: i.e. increased mechanical stability of refractory, decreased mechanical stress on the shell, tire pads and retainers, tires, support rollers, roller bearings and shafts. A kiln is in alignment when it is held in such a way that the locus of the centers of rotation of the shell at each of the support points forms a straight line. The kiln at Attock Cement was misaligned are thermal crank putting excessive forces on the number 2 tyre support roller bearing. The temperature of the bearing started to rise dangerously and a noise also started from the bearing. We contacted customer for troubleshooting of noise and high temperature problem in bearing of kiln tyre support roller bearing. This gearbox is a business critical machine and could cause disruption in plant production. The competitor oil temperature was rising at alarming rate and loud noise was observed in the kiln tyre support roller bearing due to film breakage in the bearing and higher load on the bearing.

Заранее спасибо.

 Oo

link 29.11.2009 15:59 
Рваная ключевая фраза не дает нужной информации

The kiln at Attock Cement was misaligned (?)are thermal crank putting excessive forces on the number 2 tyre support roller bearing.

можно догадаться, что речь идет о температурно-зависимой несоосности/эксцентриситете печи с опорной частью и трансмиссией, повреждающей подшипники и редуктор.

 

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