Life-support system

Life-support system is a complex system designed to sustain and maintain life in environments that would otherwise be inhospitable or deadly. These systems are often used in spacecraft, submarines, and other enclosed environments where the natural life-sustaining elements are not readily available.

Overview

A life-support system provides all the necessary elements to support life, including oxygen, water, and food. It also helps to maintain a stable temperature and pressure, and removes waste products such as carbon dioxide and other harmful substances.

Components

Oxygen Supply

The oxygen supply is a critical component of any life-support system. This can be provided through a variety of methods, including oxygen tanks, oxygen generators, and oxygen recycling systems.

Water Supply

Water is another essential element for life. In a life-support system, water can be supplied through water tanks, water purification systems, and water recycling systems.

Food Supply

The food supply in a life-support system can come from stored food, hydroponics, or other food production methods.

Temperature and Pressure Control

Maintaining a stable temperature and pressure is crucial for the comfort and survival of the occupants. This is achieved through heating, cooling, and pressure regulation systems.

Waste Removal

Waste removal is an important part of a life-support system. This includes the removal of carbon dioxide, other waste gases, and solid waste. This can be achieved through carbon dioxide scrubbers, waste treatment systems, and other methods.

Applications

Life-support systems are used in a variety of applications, including:

• Spacecraft: Life-support systems are critical for the survival of astronauts in space.
• Submarines: Submarines use life-support systems to provide a habitable environment for their crew.
• Underwater habitats: Underwater habitats use life-support systems to provide a livable environment for their occupants.
• Biosphere 2: This was a large-scale experiment that used a life-support system to sustain life in a closed environment.

See Also

• Environmental control system (aircraft)
• Life support (disambiguation)
• Artificial atmosphere
• Controlled ecological life-support system

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  Apollo portable life support system