What is the structural principle of gas film coal shed?

Gas-film coal shed is a kind of building structure system, which uses special building membrane material as the building shell and is equipped with a set of intelligent electromechanical equipment to provide air pressure for a completely closed space and support the building main body by internal and external pressure difference.

The gas film building has no beams and columns, and the barrier-free space is large; Light weight and simple foundation; The gas film building is easy to erect, retract and carry, and has high recycling rate.

(Excerpted from Baidu Library) For reference only!