The Research and Experiments on Contact Sealing Theory of the Underwater Clamp Connector

With regard to the sealing structure characteristics of the underwater clamp connector, based on the Hertz contact theory, this article studies the method of solving the extreme value of the radius of curvature on the two curved surfaces at the sealing contact point; first, the method of calculating...

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Autores principales:	Wuchao Wang, Feihong Yun, Haiting Sun, Liquan Wang, Zheping Yan, Gang Wang, Haixia Gong, Kefeng Jiao, Dong Liu, Xiaoquan Hao
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	clamp connector contact sealing contact stress sealing theory correction coefficient Mechanical engineering and machinery TJ1-1570
Acceso en línea:	https://doaj.org/article/455d56770d5549b5b98807e0a1373b12
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spelling	oai:doaj.org-article:455d56770d5549b5b98807e0a1373b122021-11-25T18:12:06ZThe Research and Experiments on Contact Sealing Theory of the Underwater Clamp Connector10.3390/machines91102622075-1702https://doaj.org/article/455d56770d5549b5b98807e0a1373b122021-10-01T00:00:00Zhttps://www.mdpi.com/2075-1702/9/11/262https://doaj.org/toc/2075-1702With regard to the sealing structure characteristics of the underwater clamp connector, based on the Hertz contact theory, this article studies the method of solving the extreme value of the radius of curvature on the two curved surfaces at the sealing contact point; first, the method of calculating the extreme value of the radius of curvature at any surface point of the rotary part is obtained, and then the equivalent radius of curvature is solved. Using finite element simulation to study the contact sealing characteristics without considering the edge thickness and width of the sealing gasket, it is verified that the Hertz contact theory is applicable to the metal contact theory of underwater clamp connectors. Then, the sealing simulation with the influence of the detailed dimensions of the sealing gasket is compared with the theoretical result of the direct application of the Hertz contact theory in the underwater clamp connector contact, and the theoretical correction coefficient of metal contact seal for underwater clamp connectors is introduced to solve the errors. The pressure sealing experiment is carried out on six-inch flange and metal sealing gasket, which proves that the coefficient can greatly enhance the theoretical calculation accuracy of the contact sealing of the underwater clamp connector.Wuchao WangFeihong YunHaiting SunLiquan WangZheping YanGang WangHaixia GongKefeng JiaoDong LiuXiaoquan HaoMDPI AGarticleclamp connectorcontact sealingcontact stresssealing theorycorrection coefficientMechanical engineering and machineryTJ1-1570ENMachines, Vol 9, Iss 262, p 262 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	clamp connector contact sealing contact stress sealing theory correction coefficient Mechanical engineering and machinery TJ1-1570
spellingShingle	clamp connector contact sealing contact stress sealing theory correction coefficient Mechanical engineering and machinery TJ1-1570 Wuchao Wang Feihong Yun Haiting Sun Liquan Wang Zheping Yan Gang Wang Haixia Gong Kefeng Jiao Dong Liu Xiaoquan Hao The Research and Experiments on Contact Sealing Theory of the Underwater Clamp Connector
description	With regard to the sealing structure characteristics of the underwater clamp connector, based on the Hertz contact theory, this article studies the method of solving the extreme value of the radius of curvature on the two curved surfaces at the sealing contact point; first, the method of calculating the extreme value of the radius of curvature at any surface point of the rotary part is obtained, and then the equivalent radius of curvature is solved. Using finite element simulation to study the contact sealing characteristics without considering the edge thickness and width of the sealing gasket, it is verified that the Hertz contact theory is applicable to the metal contact theory of underwater clamp connectors. Then, the sealing simulation with the influence of the detailed dimensions of the sealing gasket is compared with the theoretical result of the direct application of the Hertz contact theory in the underwater clamp connector contact, and the theoretical correction coefficient of metal contact seal for underwater clamp connectors is introduced to solve the errors. The pressure sealing experiment is carried out on six-inch flange and metal sealing gasket, which proves that the coefficient can greatly enhance the theoretical calculation accuracy of the contact sealing of the underwater clamp connector.
format	article
author	Wuchao Wang Feihong Yun Haiting Sun Liquan Wang Zheping Yan Gang Wang Haixia Gong Kefeng Jiao Dong Liu Xiaoquan Hao
author_facet	Wuchao Wang Feihong Yun Haiting Sun Liquan Wang Zheping Yan Gang Wang Haixia Gong Kefeng Jiao Dong Liu Xiaoquan Hao
author_sort	Wuchao Wang
title	The Research and Experiments on Contact Sealing Theory of the Underwater Clamp Connector
title_short	The Research and Experiments on Contact Sealing Theory of the Underwater Clamp Connector
title_full	The Research and Experiments on Contact Sealing Theory of the Underwater Clamp Connector
title_fullStr	The Research and Experiments on Contact Sealing Theory of the Underwater Clamp Connector
title_full_unstemmed	The Research and Experiments on Contact Sealing Theory of the Underwater Clamp Connector
title_sort	research and experiments on contact sealing theory of the underwater clamp connector
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/455d56770d5549b5b98807e0a1373b12
work_keys_str_mv	AT wuchaowang theresearchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT feihongyun theresearchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT haitingsun theresearchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT liquanwang theresearchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT zhepingyan theresearchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT gangwang theresearchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT haixiagong theresearchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT kefengjiao theresearchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT dongliu theresearchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT xiaoquanhao theresearchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT wuchaowang researchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT feihongyun researchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT haitingsun researchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT liquanwang researchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT zhepingyan researchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT gangwang researchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT haixiagong researchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT kefengjiao researchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT dongliu researchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector AT xiaoquanhao researchandexperimentsoncontactsealingtheoryoftheunderwaterclampconnector
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The Research and Experiments on Contact Sealing Theory of the Underwater Clamp Connector

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