loading
ISO 7902-2 - Hydrodynamic plain journal bearings under steady-state conditions — Circular cylindrical bearings — Part 2: Functions used in the calculation procedure
June 1, 2020 - ISO

This document specifies the values of the basic functions used in the calculation procedure for oillubricated circular cylindrical hydrodynamic bearings under conditions of full lubrication. The values are given for the assumptions and boundary conditions given in ISO 7902-1. The...

Hydrodynamic Forces
January 1, 1991 - CRC

Produced for the International Association for Hydraulic Research, this monograph covers fluctuating and mean hydrodynamic forces, hydrodynamic forces on high-head gates, and hydrodynamic forces on low-head gates i.e. only the forces induced by flow incident or past the...

ISO TS 31657-3 - Plain bearings — Hydrodynamic plain journal bearings under steady-state conditions — Part 3: Functions for calculation of tilting pad journal bearings
June 1, 2020 - ISO

This document specifies the characteristic values for selected tilting-pad journal bearings with four or five centrally or eccentrically supported tilting pads and with angular spans of pad sliding surfaces of Ω = 80°, 60° and 45°. The functions plotted and listed in table form below are required...

J643_202308 - Hydrodynamic Drive Test Code
August 1, 2023 - SAE International

The range of test conditions on the dynamometer shall be sufficient to determine the primary operating characteristics corresponding to the full range of vehicle operations. The characteristics to be determined are: a Torque ratio versus speed ratio and output speed b Input speed versus speed ratio...

J640_201107 - Symbols for Hydrodynamic Drives
July 8, 2011 - SAE International

The following system of symbols is recommended for use in technical papers and engineering reports dealing with hydrodynamic drives.

ISO 6281 - Plain bearings — Testing under conditions of hydrodynamic and mixed lubrication in test rigs
February 1, 2020 - ISO

This document defines requirements for the testing of lubricated plain journal bearings in test rigs, running under conditions of hydrodynamic or mixed lubrication, during bearing and/or material development. It deals with both static and dynamic loading in solid and multi-layer...

ISO 12130-1 - Plain bearings — Hydrodynamic plain tilting pad thrust bearings under steady-state conditions — Part 1: Calculation of tilting pad thrust bearings
April 1, 2021 - ISO

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...

ISO 19349 - Plain bearings with liquid lubrication — Lubricant supply arrangements and monitoring
March 1, 2019 - ISO

This document provides requirements and guidance on lubricant supply arrangements and monitoring for liquid-lubricated bearings (plain bearing assemblies) such as those specified in ISO 11687 (all parts). This document is intended to assist the design of oil-based lubrication systems...

ISO 7902-1 - Hydrodynamic plain journal bearings under steady-state conditions — Circular cylindrical bearings — Part 1: Calculation procedure
June 1, 2020 - ISO

This document specifies a calculation procedure for oil-lubricated hydrodynamic plain bearings, with complete separation of the shaft and bearing sliding surfaces by a film of lubricant, used for designing plain bearings that are reliable in operation. It deals with circular...

J641_201912 - Hydrodynamic Drives Terminology
December 2, 2019 - SAE International

Since the torque converter and fluid coupling are commonly used components of automatic transmissions in industry, the SAE appointed a committee to standardize terminology, test procedure, data recording, design symbols, and so forth, in this field. The following committee recommendations will...

ARP5483B - Rolling Element Bearing Test Methods
April 26, 2023 - SAE International

This SAE Aerospace Recommended Practice (ARP) establishes methods for testing airframe rolling element bearings. The purpose of ARP5483 and its associated slash sheets is to document test methods commonly used to evaluate airframe bearings. These test methods may be referenced in standards,...

ISO 12131-1 - Plain bearings — Hydrodynamic plain thrust pad bearings under steadystate conditions — Part 1: Calculation of thrust pad bearings
July 1, 2020 - ISO

The aim of this document is to achieve designs of plain bearings that are reliable in operation, by the application of a calculation method for oil-lubricated hydrodynamic plain bearings with complete separation of the thrust collar and plain bearing surfaces by a film of lubricant[1]...

J643B_197906 - HYDRODYNAMIC DRIVE TEST CODE
June 1, 1979 - SAE International

The range of test conditions on the dynamometer shall be sufficient to determine the primary operating characteristics corresponding to the full range of vehicle operations. The characteristics to be determined are: 1 Torque ratio versus speed ratio and output speed. 2 Input speed versus speed...

ISO 7146-1 - Plain bearings — Appearance and characterization of damage to metallic hydrodynamic bearings — Part 1: General
May 1, 2019 - ISO

This document defines, describes and classifies the characteristics of damage occurring in service to hydrodynamically lubricated metallic plain bearings and journals. It assists in the understanding of the various characteristic forms of damage which can occur. Consideration is restricted...

ISO/TS 31657-2 - Plain bearings — Hydrodynamic plain journal bearings under steady-state conditions — Part 2: Functions for calculation of multilobed journal bearings
June 1, 2020 - ISO

This document specifies the characteristic values for selected two-, three- and four-lobe bearings. The functions plotted and listed in table form below are required for the operationally safe design of hydrodynamic multi-lobed journal bearings according to ISO/TS 31657-1. They are...

ARP5448B - Plain Bearing Test Methods
August 23, 2018 - SAE International

This SAE Aerospace Recommended Practice (ARP) establishes methods for testing airframe plain bearings. The purpose of ARP5448 and its associated slash sheets is to document test methods commonly used to evaluate airframe bearings. These test methods may be referenced in specifications, part...

THE PHYSICAL FOUNDATIONS OF HYDRODYNAMIC PROCESSES: MACROSCOPIC AND KINETIC APPROACHES
March 19, 2020 - WSPC

This book studies the fundamental concept of hydrodynamics as part of theoretical physics and demonstrates the connection of macroscopic approach with the description of properties of fluid motion and microscopic kinetic theory. It also presents recent investigations in instabilities and...

GME B 040 1037 - Bearing shell lubricating oil
November 1, 2016 - GME

Application: For the circulation lubrication of the bearing shell to Hatebur presses.

Selection of alloys for hydrodynamic bearings.
October 1, 1988 - ESDU

ESDU 88018 provides a selection procedure for alloys for bearings operating in the hydrodynamic lubrication regime and only experiencing boundary lubrication at start-up or run-down or in unusual circumstances. The alloys treated are those used in industrial machinery (such as turbines,...

ISO 7146-2 - Plain bearings — Appearance and characterization of damage to metallic hydrodynamic bearings — Part 2: Cavitation erosion and its countermeasures
May 1, 2019 - ISO

This document defines, describes and classifies the characteristics of damage occurring in service in hydrodynamically lubricated metallic plain bearings due to cavitation erosion, together with possible countermeasures. It assists in understanding the various characteristic forms of damage...

Advertisement