Cleaning, welding, ranging, medical treatment and imaging, testing of materials, communication.
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EDM with ultrasonic assistance is a process where ultrasonic vibrations are applied to the workpiece or the electrode during electrical discharge machining (EDM). The ultrasonic vibrations help in improving machining efficiency by reducing tool wear, improving surface finish, and increasing material removal rate. This technique is commonly used for machining hard and brittle materials with high precision.
ultrasonic vibrations
Ultrasonic waves can be produced in the laboratory using a device called an ultrasonic transducer. The transducer converts electrical energy into mechanical vibrations, which generate the ultrasonic waves. These waves can be used for various applications, including medical imaging, cleaning, and material testing.
Ultrasonic waves have more than 20,000 Hz (vibrations per second). Loudspeakers, or similar devices, need to be specifically designed to manage such high frequencies.
ultrasonic vibrations
My toothbrush uses ultrasonic vibrations to help clean my teeth and gums.The sound of an ultrasonic dog whistle can be heard by dogs, but not by humans.
Magnetostriction is a property of certain materials that causes them to change shape when exposed to a magnetic field. This mechanical deformation can be used in magnetostrictive transducers to generate ultrasonic waves by converting electrical energy into mechanical vibrations. As the material expands and contracts due to the alternating magnetic field, it creates ultrasonic waves that can be used for various applications such as ultrasonic cleaning or medical imaging.
The drivers that control the speakers' diaphragms are not designed to generate vibrations at ultrasonic frequencies.
Ultrasonic refers to sound waves with frequencies higher than the upper audible limit of human hearing, typically above 20 kHz. In physics, ultrasonic waves are used in various applications such as medical imaging, cleaning, and distance measuring due to their ability to penetrate materials and produce detailed images or vibrations.
Ultrasonic vibration is commonly used for cleaning delicate items such as jewelry, surgical instruments, and electronic components. It is also used in medical imaging, welding, and cutting processes due to its ability to generate high-frequency vibrations. Additionally, ultrasonic vibration is utilized in various industrial applications for tasks such as sieving, mixing, and emulsifying.
Ultrasonic vibrations are used to clean jewellery. The items to be cleaned are placed in a neutral liquid, and the ultrasonic vibrations tend to induce cavitation in the fluid, thus loosening bonds between the dirt and the object. If the (jewels) are held in their mounts mainly by the dirt, then the jewel could loosen in the mount.