Cement Plant Raw Mill Motors

A Cement Plant in Louisville decided to purchase a spare 4500 Hp motor for their Raw Mill to back up a motor that had been in operation for years. A Raw Mill is a piece of equipment used to grind up materials into a raw mix during the manufacture of cement. The raw mix is then fed to a kiln, which transforms it into clinker, which is then ground to make cement in the cement mill. The company did their due diligence and sought out quotes for a replacement motor. When all of the quotes came back, they were surprised at [...]

Cement Plant Raw Mill Motors2021-02-17T19:59:21+00:00

60 HP Integral Vertical Pump Motor (Water Cooled) Assembly

A Louisville customer recently brought in a 60 hp integral vertical motor pump assembly where the motor was water-cooled. The circulation tubes running through the stator had clogged with lime buildup causing the motor to overheat which resulted in the motor windings being burned to a crisp. The customer came in to witness the teardown and to discuss options to prevent future unplanned downtime, as this had happened numerous times before. As it turns out the customer has four of these same pumps in remote locations without monitoring devices so there’s no way for them to tell when the water stops [...]

60 HP Integral Vertical Pump Motor (Water Cooled) Assembly2019-08-29T16:14:43+00:00

1000 HP Challenge

We have a saying that “if you are not making mistakes, you are not doing much.” Well, that holds true for our customers, as well. Recently, a customer connected a 1000 HP DC motor improperly and the motor was operated until the field and interpole coils failed. Dan Sneary inspected the motor out on-site and determined the windings had failed. The customer did not have a spare motor so this job turned into a full overtime repair job. Bill Roper handled all of the customer communications so our shop could concentrate on the repair work and meeting a one-week deadline. This [...]

1000 HP Challenge2019-09-10T16:00:18+00:00

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