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2086. Dynamic analyses of hoisting ropes in a multi rope ...

2086. Dynamic analyses of hoisting ropes in a multi rope ...

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    Reducing the number of deflectors and suspension improves longevity and efficiency of the ropes. With 2:1 or 4:1 roping, car speed is reduced to 1/2 or 1/4, respectively, of the speed, because suspension are provided above or below the car and counterweight, and both ends of the are attached to the machine room beams

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  • Dynamic analyses of hoisting ropes in a multi-rope

    To avoid the failure of collision caused by large amplitude transverse vibrations, this study aimed to determine proper hoisting parameters of a multi- friction hoist. To explore dynamic behaviors of the hoisting catenaries with constant length and the vertical hoisting ropes with variable length which are both subjected to the periodic external excitations induced by the

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