Safety evaluation method and system for pipe gallery type overhead pipeline elbow in pipe cleaning state
The invention relates to a safety evaluation method and system for a pipe gallery type overhead pipeline elbow in a pipe cleaning state, and the method comprises the following steps: obtaining the pipe head data of the overhead pipeline elbow in the pipe cleaning state and the operation speed of a p...
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| creator | LIU DONG HOU XUERUI ZHU LEI MA KAIJUN SHI ZHENLONG QI FENG PENG YUNCHAO QIAO ZHIGANG RONG ANHUA CAO DANFU NIE WEIMING GAN BANG LIU JINYAN |
| description | The invention relates to a safety evaluation method and system for a pipe gallery type overhead pipeline elbow in a pipe cleaning state, and the method comprises the following steps: obtaining the pipe head data of the overhead pipeline elbow in the pipe cleaning state and the operation speed of a pipe cleaner; the pipe head data comprises the outer diameter of the overhead pipeline, the curvature radius of the elbow, the moment of inertia of the cross section of the overhead pipeline, the elastic modulus of a material corresponding to the overhead pipeline, the yield strength of the overhead pipeline and the strength coefficient of the overhead pipeline; according to the pipe head data and the running speed of the pipe cleaner, the stress borne by the elbow of the overhead pipeline is determined; according to the pipe head data, allowable stress at the elbow of the overhead pipeline is determined, and the allowable stress is the maximum stress allowed to be applied to the elbow of the overhead pipeline; and |
| format | Patent |
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| subjects | CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING PHYSICS |
| title | Safety evaluation method and system for pipe gallery type overhead pipeline elbow in pipe cleaning state |
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