Unit 4 Space Exploration Discovering Useful Structures PPT
Spacecraft Design1.1 Thermal Protection SystemThe high speed at which the sp...
Spacecraft Design1.1 Thermal Protection SystemThe high speed at which the spacecraft is moving creates a great amount of friction between the spacecraft and the atmosphere. This friction generates a large amount of heat, which can cause serious damage to the spacecraft if not properly dissipated.The thermal protection system is designed to protect the spacecraft from the heat generated during its flight. It is usually made up of a heat-resistant material that can withstand high temperatures.1.2 Propulsion SystemThe propulsion system is responsible for propelling the spacecraft and maintaining its position in space. It must be able to provide enough thrust to overcome the drag of the atmosphere and maintain the desired orbit.The propulsion system is usually composed of rockets or other forms of propellant that can generate enough thrust to propel the spacecraft. The type and amount of propellant required depends on the mission requirements and the mass of the spacecraft.1.3 Communication SystemThe communication system is crucial for maintaining contact between the spacecraft and ground control stations. It allows real-time data and commands to be transmitted between the two, ensuring that the mission can be effectively monitored and controlled.The communication system typically consists of transmitters, receivers, and antennas that can transmit and receive data and commands over long distances. It must be able to withstand the extreme environments found in space, while still maintaining effective communication. Space Station Design2.1 Structural DesignThe structural design of a space station is crucial in ensuring its stability and durability in space. It must be able to withstand the various forces and stresses encountered in orbit, including those caused by temperature changes, solar radiation, and micrometeorite impacts.The structural system of a space station typically consists of trusses, beams, and other load-bearing components that provide support to the entire structure. Materials used for construction must be lightweight yet strong enough to withstand the extreme conditions in space.2.2 Habitation Module DesignThe habitation module is where astronauts live and work during their stay on the space station. It must provide a safe and comfortable environment for them, while also ensuring that their basic needs are met.The habitation module is typically pressurized and equipped with life-support systems, such as oxygen generation and waste disposal facilities. It also includes sleeping quarters, workstations, and living areas that provide a semblance of home for the astronauts.