This picture diaygives information about the working a hot air balloon
Overall,the important parts in the balloon are envelope,basket and burner.Hot air is used as the propellent for flying
One of the crucial part in this structure is the envelope.Moreover it is the biggetpart in this flying vehicle.It consist of parachute valve,gores, panels and skirt.Firstly parachute valve is a controllable opening in this balloon for managing hot air.Furthermore,gores and panels play a crucial role in maintaining the envelope in a good shape suitable for flying.Last one is the burner with propane cylinder, this combination is essential for controlling the hot air balloon in the air.Propane cylinder contains air mixed with propane to prodyflame to make the hot air for flying.Basket is introduced into this flying vehicle only to carry people and goods.It is med ina way that it can bear the weight.
The process in the envelope is simple to understand .Hot air light so it helps to rise and cool air is heavy so it causes the descend
