Introduction to the principle of ultrasonic disperser

Update time:24-02-2020
Summary:

Ultrasonic disperser is a kind of high-intensity disper […]

Ultrasonic disperser is a kind of high-intensity dispersing method, which puts the particle suspension to be treated directly into the ultrasonic field and "irradiates" it with high-power ultrasonic waves.

 

  

Ultrasonic Disperser Principle:

Ultrasonic dispersion refers to the process of dispersing and de-agglomerating particles in a liquid through the "cavitation" effect of ultrasonic waves in the liquid using a liquid as a medium.

 

As a physical means and tool, ultrasonic technology can produce various extreme conditions in liquids. This phenomenon is called sonochemistry, and the related ultrasonic equipment is called ultrasonic sonochemical equipment (referred to as "acoustic chemical equipment"). . Ultrasonic dispersion equipment is an application of sonochemical equipment, which can be used for water treatment, solid-liquid dispersion, particle agglomeration in liquids, and promoting solid-liquid reactions.

 

Ultrasonic Disperser Structure:

Ultrasound consists of three parts: ultrasonic vibration components, ultrasonic-specific drive power sources, and reaction kettles: Ultrasonic vibration components mainly include high-power ultrasonic transducers, horns, and tool heads (transmitting heads), which are used to generate ultrasonic vibrations. Vibration energy is emitted into the liquid. The transducer converts the input electrical energy into mechanical energy, that is, ultrasound. Its manifestation is that the transducer moves back and forth in the longitudinal direction, and the amplitude is generally a few microns. Such amplitude power density is insufficient and cannot be used directly. The horns amplify the amplitude according to the design requirements, isolate the reaction solution and the transducer, and also play a role in fixing the entire ultrasonic vibration system. The tool head is connected to the horn, which transmits the ultrasonic energy vibration to the tool head, and the tool head emits the ultrasonic energy into the chemical reaction liquid.

 

Application of ultrasonic dispersing machine:

Tritium is the use of physical technology to produce a series of conditions that are close to extremes in the medium of a chemical reaction. This kind of energy can not only stimulate or promote many chemical reactions, speed up the speed of chemical reactions, but also change the direction of chemical reactions and produce some effects. Sonochemistry can be applied to almost all chemical reactions, such as extraction and separation, synthesis and degradation, biodiesel production, treatment of microorganisms, degradation of toxic organic pollutants, biodegradation treatment, biological cell crushing, dispersion and aggregation, and so on.

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