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  2. Ultrasonic cleaning - Wikipedia

    en.wikipedia.org/wiki/Ultrasonic_cleaning

    Ultrasonic cleaning is a process that uses ultrasound (usually from 20 to 40 kHz) to agitate a fluid, with a cleaning effect. Ultrasonic cleaners come in a variety of sizes, from small desktop units with an internal volume of less than 0.5 litres (0.13 US gal), to large industrial units with volumes approaching 1,000 litres (260 US gal).

  3. Medical ultrasound - Wikipedia

    en.wikipedia.org/wiki/Medical_ultrasound

    The machine used is called an ultrasound machine, a sonograph or an echograph. The visual image formed using this technique is called an ultrasonogram, a sonogram or an echogram. Ultrasound of carotid artery. Ultrasound is composed of sound waves with frequencies greater than 20,000 Hz, which is the approximate upper threshold of human hearing. [1]

  4. Ultrasonic welding - Wikipedia

    en.wikipedia.org/wiki/Ultrasonic_welding

    Ultrasonic welding machines require routine maintenance and inspection. Panel doors, housing covers and protective guards may need to be removed for maintenance. [ 19 ] This should be done when the power to the equipment is off and only by the trained professional servicing the machine.

  5. Ultrasonic testing - Wikipedia

    en.wikipedia.org/wiki/Ultrasonic_testing

    Reflected ultrasound comes from an interface, such as the back wall of the object or from an imperfection within the object. The diagnostic machine displays these results in the form of a signal with an amplitude representing the intensity of the reflection and the distance, representing the arrival time of the reflection. In attenuation (or ...

  6. Condition monitoring - Wikipedia

    en.wikipedia.org/wiki/Condition_monitoring

    The Criticality Index is often used to determine the degree on condition monitoring on a given machine taking into account the machines purpose, redundancy (i.e. if the machine fails, is there a standby machine which can take over), cost of repair, downtime impacts, health, safety and environment issues and a number of other key factors. The ...

  7. Remote guidance - Wikipedia

    en.wikipedia.org/wiki/Remote_guidance

    Ultrasound scanning commonly utilized for abdomen, musculoskeletal, pelvis, gynecologic, cardiac and vascular evaluations has shown potential for remote diagnosis only of late. More general Remote Diagnostics (RD) refers to detecting which fault or faults are present in a system, body of object, from a distance.

  8. Home ultrasound - Wikipedia

    en.wikipedia.org/wiki/Home_ultrasound

    Home ultrasound is the provision of therapeutic ultrasound via the use of a portable or home ultrasound machine. This method of medical ultrasound therapy can be used for various types of pain relief and physical therapy. In physics, the term "ultrasound" [1] applies to all acoustic energy with a frequency above the audible range of human ...

  9. List of IEC standards - Wikipedia

    en.wikipedia.org/wiki/List_of_IEC_standards

    IEC TR 61438 Possible safety and health hazards in the use of alkaline secondary cells and batteries – Guide to equipment manufacturers and users; IEC 61439 Low-voltage switchgear and control gear assemblies; IEC 61442 Test methods for accessories for power cables with rated voltages from 6 kV (Um = 7,2 kV) up to 30 kV (Um = 36 kV)