<abstract xmlns="http://www.w3.org/1999/xhtml"><p> When an offshore oil field completed and put into production, new subsea pipelines and the new cable need to be established. Cable protection pipe clamp is used to fix cable protection pipe on the jacket. In order to avoid the problem of traditional steel structure clamp splice, counterpoint, fastening difficulty when installed cable protection pipe under water, reduce the risk and workload of under water, This paper develop a new type of portable connecting riser clamp -“backpack clamp” which solve the riser cable protection pipe difficult underwater installation problem. The main structure of backpack clamp used three valves type structure. The load characteristic of a clamping device was determined by the Morison equation which was a classical theory. Clamp device underwater mechanics analysis model was established. The minimum tension pre-tightening force was determined. The results show that the strength of the base meets the requirements after strength analysis with finite element analysis method, stability and strength experiments, which means the clamp based on resin matrix composite is feasible.</p></abstract>

When an offshore oil field completed and put into production, new subsea pipelines and the new cable need to be established. Cable protection pipe clamp is used to fix cable protection pipe on the jacket. In order to avoid the problem of traditional steel structure clamp splice, counterpoint, fastening difficulty when installed cable protection pipe under water, reduce the risk and workload of under water, This paper develop a new type of portable connecting riser clamp -“backpack clamp” which solve the riser cable protection pipe difficult underwater installation problem. The main structure of backpack clamp used three valves type structure. The load characteristic of a clamping device was determined by the Morison equation which was a classical theory. Clamp device underwater mechanics analysis model was established. The minimum tension pre-tightening force was determined. The results show that the strength of the base meets the requirements after strength analysis with finite element analysis method, stability and strength experiments, which means the clamp based on resin matrix composite is feasible.

Analysis and Experiments on Sea Load and Fastened Mechanics on Pipe Clamps

Polish Maritime Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Analysis and Experiments on Sea Load and Fastened Mechanics on Pipe Clamps"}

When an offshore oil field completed and put into production, new subsea pipelines and the new cable need to be established. Cable protection pipe clamp is...

Analysis and Experiments on Sea Load and Fastened Mechanics on Pipe Clamps

Published Online: Sep 13, 2017

Page range: 74 - 80

DOI: https://doi.org/10.1515/pomr-2017-0067

Keywords
Pipe clamps, Sea environmental load, Fastening mechanics,Strength analysis

© 2017

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Analysis and Experiments on Sea Load and Fastened Mechanics on Pipe Clamps

Published Online: Sep 13, 2017

Page range: 74 - 80

DOI: https://doi.org/10.1515/pomr-2017-0067

KeywordsPipe clamps, Sea environmental load, Fastening mechanics,Strength analysis

© 2017

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Pipe clamps, Sea environmental load, Fastening mechanics,Strength analysis