Case Studies

Author: Rennie Lee

Logan Bell Housing PTO Clutches for Water Pumping Station

By Rennie Lee
October 11, 2016 Category: Power Take Off Clutches For Pumping Station

I.The Problem: Mechanical Bell Housing Clutch was installed for a Water Pump station The difficulties encountered by the operators: Engagement of the mechanical clutch was difficult - mechanical jam ups were common. At times required additional man power to engage. Engagement leverage was not from an ideal position The clutch would slip during engagement, due to inadequate adjustment of clutch Constant adjustment of clutch was required to ensure good engagement and full Torque transmission II.The Band-Aid: To counter the problems faced with using the Mechanical Bell Housing Clutch, Pneumatic Actuators were installed. The actuators temporarily solved the problem of: Lever arm engagement Engagement level was still not in an ideal position It did not solve the problem of: Clutch slip during engagement, due to inadequate mechanical adjustment of clutch Adjustment of clutch needed to ensure good engagement and full torque transmission Additional Problems encountered: Broken

Pipe Laying Barge Company chooses Logan for Mooring and Anchoring Winches

By Rennie Lee
October 04, 2016 Category: General, Marine

A pipe lay barge is a specialized vessel which may require up to eight (8) winches to operate simultaneously to properly lay pipe on the ocean floor. This particular barge company winches were equipped with conventional winches that used dog-type clutches used to manually engage and disengage the winch. This was a difficult and laborious procedure since it was nearly impossible to get each winch properly aligned before engagement. With the Logan hydraulically operated, self-adjusting CH series clutch, engagement and disengagement of the clutch is done remotely with the press of a button, from the comfort of the wheel house control room - with the option of local push-button engagement as needed for testing. The barge operator now benefits from faster operating start-up operations and requires less man power to run the winch operation on his vessel. The particular Pipe Lay Barge is equipped with 8 Mooring Winches and 2 Anchor Winches (130 ton Winches). Each Winch, including the anchor

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