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Hydraulic fluid power — Positive-displacement pumps, motors and integral transmissions — Methods of testing and presenting basic steady state performance

60.60 Standard published

ISO/TC 131/SC 8

Hydraulic fluid power — Test code for determination of airborne noise levels — Part 1: Pumps

90.92 Standard to be revised

ISO/TC 131/SC 8

Hydraulic fluid power — Test code for determination of airborne noise levels — Part 2: Motors

90.60 Close of review

ISO/TC 131/SC 8

Hydraulic fluid power — Test code for determination of airborne noise levels — Part 3: Pumps — Method using a parallelepiped microphone array

90.92 Standard to be revised

ISO/TC 131/SC 8

Hydraulic fluid power — Positive displacement pumps and motors — Determination of derived capacity

90.92 Standard to be revised

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of pressure ripple levels generated in systems and components — Part 3: Method for motors

30.60 Close of voting/ comment period

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of derived displacement of positive displacement pumps and motors — Part 1: Two-step Toet-method & Hydraulic fluid power

30.99 CD approved for registration as DIS

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of derived displacement of positive displacement pumps and motors — Part 2: Zero-Pressure-Intercept-Method

30.99 CD approved for registration as DIS

ISO/TC 131/SC 8

Guidelines for commissioning and operation of hydraulic turbines, pump-turbines and storage pumps

60.60 Standard published

TC 4

Hydraulic turbines, storage pumps and pump-turbines - Cavitation pitting evaluation - Part 1: Evaluation in reaction turbines, storage pumps and pump-turbines

60.60 Standard published

TC 4

Hydraulic machines - Guidelines for dealing with hydro-abrasive erosion in Kaplan, Francis and Pelton turbines

60.60 Standard published

TC 4