The problem encountered by Apollo 13 was an oxygen tank explosion that caused a loss of electrical power, cabin heat, and potable water, putting the crew in danger. This forced the mission to be aborted and the crew to use the lunar module as a lifeboat to survive their return to Earth.
As the module reenters earth's atmosphere the leading edge where the heat sheid is located gets very hot, red hot in fact. The ehat shield keeps the heat from penetrating the module to protect the electronic gear and passengers from the extreme heat. If the heat shield were not used the module would literally melt on reentry.
The Apollo 11 spacecraft was composed of multiple modules: command module (made of aluminum alloy), service module (made of aluminum alloy), and lunar module (made of aluminum alloy, stainless steel, and titanium). The exterior was covered in a heat shield made of ablative material to protect against reentry heat.
The Apollo 11 spacecraft was primarily constructed using aluminum alloys for the body of the spacecraft, titanium for the landing gear and other components, and stainless steel for certain structural elements. The heat shield was made of brazed stainless steel honeycomb material. Additionally, various polymers and fabrics were used for insulation and interior components.
The Lunar Module (LM) lifted off from the moon's surface and docked with the orbiting Command Module. They then jettisoned the LM, fired up the rocket on the Service Module (connected to the CM) and coasted back home. Once they go to the Earth they jettisoned the SM, exposing the heat shield on the bottom of the CM and entered the atmosphere, landing in the ocean where they were picked up by helicopter and flown to a Navy ship.
When a spaceship returns, the vehicle is travelling so fast that the air rubs over the surface of the capsule or craft and generates heat. The heat shield was an insulating layer on the bottom of the Apollo capsule that prevented the astronauts from frying as it dropped through the atmosphere. Incidentally the Endeavour tragedy was caused by the heat shield being damaged which allowed white hot plasma gas to get inside the wing of the space shuttle and caused it to explode.
According to the Moog problem Solver it is used between the bushing heat shield and the nut that holds everything on.
Thermal CRacking is caused by heat while catalytic cracking is not caused by heat
Because it didn't have a heat shield. It burned up when it re-entered earth's atmosphere.
They mostly used thermal blankets to shield the equipment and the Lunar Module from the intense heat of the sun. The astronauts were protected from the heat by their space suit and with cooling water which flowed continuously through their undergarments.
The problem encountered by Apollo 13 was an oxygen tank explosion that caused a loss of electrical power, cabin heat, and potable water, putting the crew in danger. This forced the mission to be aborted and the crew to use the lunar module as a lifeboat to survive their return to Earth.
Which heat shield? There are several.
i would need to know which shield ur talking about before i can give a professional opinion.
it a battery with a shield around it
Your responsibility as a leader is to "heat shield" your subordinates. You do this by all of the above
To effectively protect your fireplace mantel from heat damage with a heat deflector shield, ensure the shield is made of a heat-resistant material like metal or tempered glass. Install the shield at a safe distance from the mantel to redirect heat away from it. Regularly inspect and maintain the shield to ensure it remains effective in protecting the mantel.
Model rockets do not need heat shields, they don't move fast enough for air friction heating to be a problem.