Vaakumvahetusseadmed

Vaakumvahetusseadmed, also known as vacuum pumps, are devices used to create and maintain a vacuum, which is an environment with a pressure significantly lower than atmospheric pressure. These devices are essential in various industries, including manufacturing, scientific research, and medical applications. There are several types of vacuum pumps, each suited for different applications and vacuum levels.

Mechanical vacuum pumps, such as rotary vane pumps and reciprocating pumps, operate by mechanically displacing air or gas from a chamber. These pumps are typically used for low to medium vacuum applications, up to about 10^-2 mbar.

Molecular pumps, including diffusion pumps and turbomolecular pumps, work by allowing gas molecules to pass through a porous material or a series of blades, respectively. These pumps are capable of achieving high vacuum levels, down to 10^-6 mbar or lower.

Chemical pumps, such as getter pumps, use chemical reactions to remove gas molecules from the vacuum chamber. These pumps are often used in ultra-high vacuum applications, where pressures below 10^-9 mbar are required.

Vacuum pumps are typically used in conjunction with vacuum chambers, which are sealed containers designed to maintain a vacuum. The choice of vacuum pump depends on the specific requirements of the application, including the desired vacuum level, the type of gas to be pumped, and the required pumping speed. Proper maintenance and operation of vacuum pumps are crucial to ensure their longevity and performance.