Monthly Archive:: June 2019

Members: Rope efficiency in haul systems

Richard Delaney June 23, 2019 Member content, Test Reports No Comments

Last month I published the test report: Pulley + rope efficiency. As with most tests, I was left with even more questions. The key observation was that measured pulley efficiency varies significantly (up to 10%)

Members: Pulley + rope efficiency

Richard Delaney June 6, 2019 Member content, Test Reports 1 Comment

There more to measured pulley efficiency than just consideration of the physical bearings or bushings on the axle. This report considers the effect of losses within the rope.

Monthly Archive:: June 2019

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