human centrifuge的意思|示意

Humans centrifuge is a training tool that helps astronauts cope with high gravitational forces during takeoff and flight. As its name suggests, a human centrifuge spins around, generating a centrifugal force that simulates the Earth’s gravity. By being exposed to this artificial environment, astronauts can better prepare for the extreme gravitational forces during takeoff and flight.

The human centrifuge spins at very high speeds, with some models reaching up to 15 rotations per minute. This intense speed creates an artificial gravitational force between two to three times higher than the Earth’s. This environment is used to condition astronauts’ muscles and bodies to better tolerate the extreme gravitational forces experienced during takeoff, flight, and re-entry.

The centrifuge is usually composed of a capsule where the astronaut sits, and it is surrounded by a cylindrical chamber that spins the capsule. When astronauts are placed in a centrifuge, their body weight is spread throughout the capsule, creating a balanced and comfortable experience.

Human centrifuges are also used to assess how well astronauts can perform under extreme G forces. Astronauts must undergo a number of tests including eye tests and cognitive tests to assess their performance. The tests allow medical personnel to evaluate how well the astronauts can tolerate the extreme G forces experienced during takeoff, flight, and re-entry.

Therefore, human centrifuges provide a unique training environment that can help astronauts better prepare for the extreme conditions experienced during takeoff, flight, and re-entry. In addition, the centrifuges can also help medical personnel assess the performance of astronauts.