Experimental study on jet pulse assembly design and numerical simulation

Abstract Jet pulse assembly is one of the main components of jet hydraulic oscillator. The pressure wave characteristics produced by jet pulse assembly have an important influence on the performance of the tool. In this paper, the structure and working principle of jet pulse assembly are studied, th...

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Autores principales:	Liang Xue, Hu Han, Dian Wang, Xian-Bo Liu, He Liu, Zhi-Qiang Yu
Formato:	article
Lenguaje:	EN
Publicado:	KeAi Communications Co., Ltd. 2019
Materias:	Friction reduction and torsion Jet pulse assembly Dynamic resistance ratio formula Pressure amplitude Numerical simulation Science Q Petrology QE420-499
Acceso en línea:	https://doaj.org/article/4e3498ef72b34b8c9687abeb79446f95
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id	oai:doaj.org-article:4e3498ef72b34b8c9687abeb79446f95
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spelling	oai:doaj.org-article:4e3498ef72b34b8c9687abeb79446f952021-12-02T12:16:24ZExperimental study on jet pulse assembly design and numerical simulation10.1007/s12182-019-00396-y1672-51071995-8226https://doaj.org/article/4e3498ef72b34b8c9687abeb79446f952019-11-01T00:00:00Zhttps://doi.org/10.1007/s12182-019-00396-yhttps://doaj.org/toc/1672-5107https://doaj.org/toc/1995-8226Abstract Jet pulse assembly is one of the main components of jet hydraulic oscillator. The pressure wave characteristics produced by jet pulse assembly have an important influence on the performance of the tool. In this paper, the structure and working principle of jet pulse assembly are studied, the mechanical analysis model of piston rod is established, the dynamic resistance ratio formula of jet pulse assembly is deduced, and the numerical simulation test of 89-mm jet pulse assembly structure parameters is carried out. The results show that the piston rod downward stroke is driven by both the jet element driving force and the throttle plate load driving force, and can stably descend. The driving force of the piston rod upward stroke jet element is opposite to the load acting force of the throttle disc, and the jet driving force needs to be greater than the load resistance of the throttle disc to stably ascend. The dynamic resistance ratio formula is deduced. When the area of the end of the piston rod is reduced, the resistance of the throttle disc is reduced and the jet power is increased, thus solving the problem of insufficient power of the piston rod in the upstroke and ensuring the normal operation of the tool. Ten groups of numerical simulation tests were carried out, and it was found that the pressure amplitude and pressure drop of the tool decreased significantly with the increase of the tool size, and the error between the numerical simulation value and the theoretical calculation value was less than 9%, which verified the correctness of the theory. It is suggested to select tools on site according to the drilling construction situation to ensure the drilling effect.Liang XueHu HanDian WangXian-Bo LiuHe LiuZhi-Qiang YuKeAi Communications Co., Ltd.articleFriction reduction and torsionJet pulse assemblyDynamic resistance ratio formulaPressure amplitudeNumerical simulationScienceQPetrologyQE420-499ENPetroleum Science, Vol 17, Iss 1, Pp 222-231 (2019)
institution	DOAJ
collection	DOAJ
language	EN
topic	Friction reduction and torsion Jet pulse assembly Dynamic resistance ratio formula Pressure amplitude Numerical simulation Science Q Petrology QE420-499
spellingShingle	Friction reduction and torsion Jet pulse assembly Dynamic resistance ratio formula Pressure amplitude Numerical simulation Science Q Petrology QE420-499 Liang Xue Hu Han Dian Wang Xian-Bo Liu He Liu Zhi-Qiang Yu Experimental study on jet pulse assembly design and numerical simulation
description	Abstract Jet pulse assembly is one of the main components of jet hydraulic oscillator. The pressure wave characteristics produced by jet pulse assembly have an important influence on the performance of the tool. In this paper, the structure and working principle of jet pulse assembly are studied, the mechanical analysis model of piston rod is established, the dynamic resistance ratio formula of jet pulse assembly is deduced, and the numerical simulation test of 89-mm jet pulse assembly structure parameters is carried out. The results show that the piston rod downward stroke is driven by both the jet element driving force and the throttle plate load driving force, and can stably descend. The driving force of the piston rod upward stroke jet element is opposite to the load acting force of the throttle disc, and the jet driving force needs to be greater than the load resistance of the throttle disc to stably ascend. The dynamic resistance ratio formula is deduced. When the area of the end of the piston rod is reduced, the resistance of the throttle disc is reduced and the jet power is increased, thus solving the problem of insufficient power of the piston rod in the upstroke and ensuring the normal operation of the tool. Ten groups of numerical simulation tests were carried out, and it was found that the pressure amplitude and pressure drop of the tool decreased significantly with the increase of the tool size, and the error between the numerical simulation value and the theoretical calculation value was less than 9%, which verified the correctness of the theory. It is suggested to select tools on site according to the drilling construction situation to ensure the drilling effect.
format	article
author	Liang Xue Hu Han Dian Wang Xian-Bo Liu He Liu Zhi-Qiang Yu
author_facet	Liang Xue Hu Han Dian Wang Xian-Bo Liu He Liu Zhi-Qiang Yu
author_sort	Liang Xue
title	Experimental study on jet pulse assembly design and numerical simulation
title_short	Experimental study on jet pulse assembly design and numerical simulation
title_full	Experimental study on jet pulse assembly design and numerical simulation
title_fullStr	Experimental study on jet pulse assembly design and numerical simulation
title_full_unstemmed	Experimental study on jet pulse assembly design and numerical simulation
title_sort	experimental study on jet pulse assembly design and numerical simulation
publisher	KeAi Communications Co., Ltd.
publishDate	2019
url	https://doaj.org/article/4e3498ef72b34b8c9687abeb79446f95
work_keys_str_mv	AT liangxue experimentalstudyonjetpulseassemblydesignandnumericalsimulation AT huhan experimentalstudyonjetpulseassemblydesignandnumericalsimulation AT dianwang experimentalstudyonjetpulseassemblydesignandnumericalsimulation AT xianboliu experimentalstudyonjetpulseassemblydesignandnumericalsimulation AT heliu experimentalstudyonjetpulseassemblydesignandnumericalsimulation AT zhiqiangyu experimentalstudyonjetpulseassemblydesignandnumericalsimulation
_version_	1718394572219875328

Experimental study on jet pulse assembly design and numerical simulation

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