British & International Standards

BS 5944

Standard Number: BS 5944-1:1992, ISO 4412-1:1991
Title: Measurement of airborne noise from hydraulic fluid power systems and components. Method of test for pumps
Status: Confirmed, Current
Publication Date: 1992/12/15
Confirmed on: 2003/01/01
Cross References: BS 4196:Part 4, BS 4196:Part 5, BS 4231, BS 4727:Part 3:Group 08, BS 5969, BS 6276, BS 6413:Part 4, ISO 2204, ISO 5598,
Replaces: BS 5944:Part 1:1980, BS 5944:Part 3:1980,
International Relationships: ISO 4412-1:1991 Identical
Supersedes Draft: 89/78174 DC
Descriptors: Hydraulic transmission systems, Hydraulic equipment, Pumps, Noise (environmental), Sound intensity, Acoustic measurement, Testing conditions, Acoustic testing, Measurement characteristics, Test equipment, Errors, Standard deviation, Grades (quality), Position



Standard Number: BS 5944-2:1992, ISO 4412-2:1991
Title: Measurement of airborne noise from hydraulic fluid power systems and components. Method of test for motors
Status: Confirmed, Current
Publication Date: 1992/12/15
Confirmed on: 2003/01/01
Cross References: BS 4196:Part 4, BS 4196:Part 5, BS 4231, BS 4727:Part 3:Group 08, BS 5969, BS 6276, BS 6413:Part 4, ISO 2204, ISO 5598,
Replaces: BS 5944:Part 2:1980, BS 5944:Part 3:1980,
International Relationships: ISO 4412-2:1991 Identical
Supersedes Draft: 89/78172 DC
Descriptors: Hydraulic transmission systems, Noise (environmental), Hydraulic equipment, Hydraulic motors, Acoustic measurement, Sound intensity, Testing conditions, Test equipment, Errors, Acoustic testing, Standard deviation, Error correction, Position, Grades (quality)



Standard Number: BS 5944-4:1984
Title: Measurement of airborne noise from hydraulic fluid power systems and components. Method of determining sound power levels from valves controlling flow and pressure
Abstract: Describes procedures for the determination of sound power levels of a hydraulic fluid power valve under controlled conditions of installation and operation, suitable for providing a basis for comparing the noise levels of valves.
Status: Confirmed, Current
Publication Date: 1984/03/30
Confirmed on: 2006/01/01
Cross References: BS 661, BS 2511, BS 4196:Part 0, BS 4196:Part 2, BS 4196:Part 3, BS 4196:Part 4, BS 4196:Part 5, BS 4231, BS 4385, BS 5969, BS 6413:Part 4, ISO 2204, ISO 2944,
Supersedes Draft: 83/72219 DC
Descriptors: Hydraulic transmission systems, Noise (environmental), Acoustic measurement, Sound intensity, Valves, Hydraulically-operated devices, Cavitation, Free-field rooms, Testing conditions, Flow regulators, Pressure regulators, Liquid valves



Standard Number: BS 5944-5:1985
Title: Measurement of airborne noise from hydraulic fluid power systems and components. Simplified method of determining sound power levels from pumps using an anechoic chamber
Abstract: Describes simplified procedures for the determination of the sound power levels of a hydraulic fluid power pump under controlled conditions of installation and operation using a quadrispherical microphone array in an anechoic chamber. These procedures provide a basis for comparing noise levels of pumps.
Status: Confirmed, Current
Publication Date: 1985/07/31
Confirmed on: 2006/01/01
Cross References: BS 661, BS 4196:Part 0, BS 4196:Part 4, BS 4231, BS 5944:Part 1, BS 5944:Part 2, BS 5944:Part 3, BS 5944:Part 4, BS 5969, BS 6413:Part 4, ISO/DIS 3748,
Supersedes Draft: 84/76091 DC
Descriptors: Hydraulic transmission systems, Pumps, Hydraulic equipment, Noise (environmental), Acoustic measurement, Sound intensity, Free-field rooms, Testing conditions, Installation, Error correction



Standard Number: BS 5944-6:1992, ISO 4412-3:1991
Title: Measurement of airborne noise from hydraulic fluid power systems and components. Method of test for pumps using a parallelepiped microphone array
Status: Confirmed, Current
Publication Date: 1992/12/15
Confirmed on: 2003/01/01
Cross References: BS 4196:Part 4, BS 4231, BS 5944:Part 1, BS 5944:Part 2, BS 5969, BS 6413:Part 4, ISO 5598,
International Relationships: ISO 4412-3:1991 Identical
Supersedes Draft: 89/78173 DC
Descriptors: Pumps, Hydraulic transmission systems, Hydraulic equipment, Noise (environmental), Sound intensity, Acoustic measurement, Measurement characteristics, Acoustic testing, Test equipment, Errors, Standard deviation, Environment (working), Position, Grades (quality)