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A centrifuge is a device that uses centrifugal force to subject a specimen to a specified constant force - for example, to separate various components of a fluid. This is achieved by spinning the fluid at high speed within a container, thereby separating fluids of different densities (e.g. cream from milk) or liquids from solids. It works by ...
This is an 8-m diameter, four-arm centrifuge covered by a dome, which is available for research. A total of six gondolas, each being able to carry an 80 kg payload, can spin at a maximum of 20 times Earth's gravity, equaling 67 revolutions per minute.
Benjamin Robins was born in Bath. [1] His parents were Quakers in poor circumstances, and as a result, he received very little formal education. [1] Having come to London on the advice of Dr. Henry Pemberton (1694–1771), who had recognised Robins's talents, [1] for a time he maintained himself by teaching mathematics, but soon devoted himself to engineering and the study of fortification.
Density gradients for purifying cells are also run in these centrifuges. Swinging-bucket rotors tend to be used very widely because of the huge flexibility of sample size through the use of adaptors. [9] These machines have maximum rotor speeds of less than 10 000 rpm and vary from small, bench-top to large, floor-standing centrifuges. [11]
A spinning rotor can cause serious injury if touched. Modern centrifuges generally have features that prevent accidental contact with a moving rotor as the main lid is locked during the run. Centrifuge rotors have tremendous kinetic energy during high speed rotation. Rotor failure, caused by mechanical stress from the high forces imparted by ...
This patent was issued in June, 1934 and formed the foundation for the design utilized in the BIRD Solid Bowl and Screen Bowl Centrifuges and paved the way for the development and application of decanter centrifuges into the process industry. In the early 1940s, Frank Young of Bird Machine Company patented the BIRD-Young Filter. This fast ...