Method and system for determining damping force of magnetorheological damper

The invention relates to a method and system for determining damping force of a magnetorheological damper. The method comprises the steps that a liquid flow mechanical analysis model is established, and set structure size parameters of the magnetorheological damper are obtained; the viscosity and yi...

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Hauptverfasser: WEI YINTAO, PENG ZHIZHAO, ZHANG JINQIU
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creator WEI YINTAO
PENG ZHIZHAO
ZHANG JINQIU
description The invention relates to a method and system for determining damping force of a magnetorheological damper. The method comprises the steps that a liquid flow mechanical analysis model is established, and set structure size parameters of the magnetorheological damper are obtained; the viscosity and yield stress of a magnetorheological fluid under magnetic field induction are obtained; the area flowrate of the magnetorheological fluid is determined according to the structure size parameters and the piston speed; dimensionless yield stress is determined according to the area flow rate; the fitting slope between the dimensionless yield stress and the dimensionless pressure gradient is determined; the pressure difference in an induction channel is determined according to the fitting slope and the gap length of an induction zone; the pressure difference in a non-induction channel is determined according to the viscosity, gap structure parameters of the non-induction zone and the area flow rate; the damping force of
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The method comprises the steps that a liquid flow mechanical analysis model is established, and set structure size parameters of the magnetorheological damper are obtained; the viscosity and yield stress of a magnetorheological fluid under magnetic field induction are obtained; the area flowrate of the magnetorheological fluid is determined according to the structure size parameters and the piston speed; dimensionless yield stress is determined according to the area flow rate; the fitting slope between the dimensionless yield stress and the dimensionless pressure gradient is determined; the pressure difference in an induction channel is determined according to the fitting slope and the gap length of an induction zone; the pressure difference in a non-induction channel is determined according to the viscosity, gap structure parameters of the non-induction zone and the area flow rate; the damping force of</description><language>chi ; eng</language><subject>BLASTING ; CALCULATING ; COMPUTING ; COUNTING ; ELECTRIC DIGITAL DATA PROCESSING ; ENGINEERING ELEMENTS AND UNITS ; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS ; HEATING ; LIGHTING ; MEANS FOR DAMPING VIBRATION ; MECHANICAL ENGINEERING ; PHYSICS ; SHOCK-ABSORBERS ; SPRINGS ; THERMAL INSULATION IN GENERAL ; WEAPONS</subject><creationdate>2020</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20200918&amp;DB=EPODOC&amp;CC=CN&amp;NR=111677806A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20200918&amp;DB=EPODOC&amp;CC=CN&amp;NR=111677806A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>WEI YINTAO</creatorcontrib><creatorcontrib>PENG ZHIZHAO</creatorcontrib><creatorcontrib>ZHANG JINQIU</creatorcontrib><title>Method and system for determining damping force of magnetorheological damper</title><description>The invention relates to a method and system for determining damping force of a magnetorheological damper. 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The method comprises the steps that a liquid flow mechanical analysis model is established, and set structure size parameters of the magnetorheological damper are obtained; the viscosity and yield stress of a magnetorheological fluid under magnetic field induction are obtained; the area flowrate of the magnetorheological fluid is determined according to the structure size parameters and the piston speed; dimensionless yield stress is determined according to the area flow rate; the fitting slope between the dimensionless yield stress and the dimensionless pressure gradient is determined; the pressure difference in an induction channel is determined according to the fitting slope and the gap length of an induction zone; the pressure difference in a non-induction channel is determined according to the viscosity, gap structure parameters of the non-induction zone and the area flow rate; the damping force of</abstract><oa>free_for_read</oa></addata></record>
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subjects BLASTING
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MEANS FOR DAMPING VIBRATION
MECHANICAL ENGINEERING
PHYSICS
SHOCK-ABSORBERS
SPRINGS
THERMAL INSULATION IN GENERAL
WEAPONS
title Method and system for determining damping force of magnetorheological damper
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