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Hałas ultradźwiękowy w inżynierii środowiska pracy (Ultrasonic noise in work environment engineering)

Authors: Dariusz Pleban, Bożena Smagowska, Jan Radosz, CIOP-PIB, Warsaw 2020, ISBN 978-83-7373-345-9

  • Introduction (7)
  • 1. Ultrasound - basic concepts (10)
  • 2. The impact of ultrasonic noise on humans (17)
    • 2.1.Introduction (17)
    • 2.2.The influence of ultrasonic noise on the human hearing organ (20)
    • 2.3.Thermal Effects of Ultrasonic Noise (23)
    • 2.4.The impact of ultrasonic noise on functional changes in the human body (24)
    • 2.5.Subjective symptoms resulting from exposure to ultrasonic noise (27)
  • 3. Nuisance of ultrasonic noise (29)
    • 3.1.Surveys concerning the nuisance of ultrasonic noise (29)
    • 3.2.The nuisance of ultrasonic noise for humans carrying out specific tasks (31)
  • 4. Criteria for assessing exposure to ultrasonic noise in the work environment (39)
    • 4.1.Occupational exposure limit values to ultrasonic noise (39)
    • 4.2.Exposure assessment and occupational risk assessment related to exposure to ultrasonic noise (44)
  • 5. Measurements of ultrasonic noise in the work environment (49)
    • 5.1.Methods of testing acoustic fields in the frequency range above 8 kHz (49)
    • 5.2.Ultrasonic noise measurement method at workplaces (50)
  • 6. Industrial sources of ultrasonic noise (56)
    • 6.1.Classification of industrial sources of ultrasonic noise (56)
    • 6.2.Industrial Technological Sources of Ultrasonic Noise (57)
    • 6.3.Industrial non-technological sources of ultrasonic noise 57
    • 6.4.Exposure to ultrasonic noise at workplaces (60)
  • 7. Reduction of hazards caused by ultrasonic noise (76)
    • 7.1.Ways to reduce occupational exposure to ultrasonic noise (76)
    • 7.2.Sound absorption by materials in the frequency range above 5 kHz (81)
    • 7.3.Acoustic insulation of partitions in the frequency range above 5 kHz (85)
    • 7.4.Hearing protectors (89)
  • Bibliography (95)
  • Regulations and standards (101)
  • Annex: Catalog concerning acoustic insulation of selected partitions in the frequency range from 5 to 25 kHz (105)