ISO 12130-1:2021

Plain bearings — Hydrodynamic plain tilting pad thrust bearings under steady-state conditions — Part 1: Calculation of tilting pad thrust bearings

Publication date:   Apr 14, 2021

General information

60.60 Standard published   Apr 14, 2021

ISO

ISO/TC 123/SC 8 Calculation methods for plain bearings and their applications

International Standard

21.100.10   Plain bearings

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Scope

This document specifies a calculation method for oil-lubricated hydrodynamic plain bearings with complete separation of the thrust collar and tilting pad thrust bearing surfaces by a film of lubricant.
This document applies to plain thrust bearings with tilting-type sliding blocks (tilting pads), where a wedge-shaped lubrication clearance gap is automatically formed during operation. The ratio of width to length of one pad can be varied in the range B/L = 0,5 to 2.
This document is not applicable to heavily loaded tilting pad thrust bearings.
NOTE       Equivalent calculation procedures exist that enable operating conditions to be estimated and checked against acceptable conditions. The use of them is equally admissible.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 12130-1:2001

NOW

PUBLISHED
ISO 12130-1:2021
60.60 Standard published
Apr 14, 2021