High pressure vessel with hemisphericalhead thinner than cylinder wall is a new type of vessel which consists of sealing device, cylinder, hemisphericalhead and reinforcing ring.
By measuring the strain of the steel internal pressure vessel which has a hemisphericalhead and a cylindrical shell, analyzing the stress, we discover the data exists the problem.
通过对钢制内压球形封头和圆筒形容器的应变测量及应力进行分析,发现了数据中存在的一些问题。
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A large copper or brass hemispherical drum with a parchment head that can be tuned by adjusting the tension.