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1、World leader in deceleration technologyEffective Weight (We)Effective weight determines the total orifice area (the sum of all the orifices) and determines how this area must decrease to provide linear deceleration.Effective WeightEffective WeightOrifice design is the direct result of the Effective
2、Weight calculation.Orifice DesignOrifice DesignOver the years the technology has evolved into three primary orficing types.Hydro ShockHydro Shock FixedFixedProvides lowest reaction force at a single weightSelf CompSelf Comp FixedFixedProvides good performance over a wide range of weightsTypes of Ori
3、ficingTypes of OrificingHydro ShockHydro Shock AdjustableAdjustableProvides lowest reaction force atmultiple weightsHydro-Shock DesignHydro-Shock Design Fixed$Constant orifice size$Exponential spacingHydro-ShockHydro-Shock Adjustable Design$Slot over orifice arrangement$Constant size orifices$Expone
4、ntial spacingSelf-CompensatingSelf-Compensating Fixed$Large orifices at the start of stroke, smaller orifices toward the end$Computer designed self-compensating arrangementHydro-Shock Fixed DesignHydro-Shock Fixed Design$Tamperproof, but inflexible $One effective weight $Used when optimum performanc
5、e is requiredLOCK9876543210Adjustable DesignAdjustable Design$Not tamperproof, but very flexible $Very wide effective weight range $Used for many applications at same plantBoth Self-Compensating DesignsBoth Self-Compensating Designs$Tamperproof and flexible $Wide effective weight range $Used for a r
6、ange of conditions in the same applicationSelf-CompensationSelf-Compensation “Back to the Future”Focus On Self-CompensationDefinition:Definition: A fixed, multi-orificed device that provides acceptable deceleration over a wide range of effective weights (We).Provides some of the flexibility of an ad
7、justable shock absorberAlso provides tamperproof feature of the hydroshockSelf-compensating units generally have: Higher reaction forces Lower peak energy per cycle ratings.Self-Compensation and EfficiencySelf-Compensation and EfficiencyStrokeForceHydroshockHydroshockAdjustable shock absorber proper
8、ly tuned, or hydro shock perfectly matchedShock PerformanceShock Performance (Force vs. Stroke)StrokeForceSelf-CompensatingSelf-CompensatingSelf-compensating shock absorber when hit with a higher velocity load (low effective weight) StrokeForceHydroshockHydroshockAdjustable shock absorber properly t
9、uned, or hydro shock perfectly matchedStrokeSelf-compensating shock absorber when hit with a lower velocity load (high effective weight) Self-CompensatingSelf-CompensatingForceShock PerformanceShock Performance (Force vs. Stroke)Soft contact performance at minimum effective weightStrokeForceSoft Con
10、tactSoft ContactSCSC2 2Shock Performance Shock Performance (Force vs. Stroke)StrokeForceSoft ContactSoft ContactSoft contact performance at maximum effective weightDash - 1Dash - 2Dash - 3Dash - 4Effective Weight kgMC 3325 ShownMC 3325 Shown9311043541,4154173612310351153751,200Magnum Effective Weight RangesMagnum Effective Weight RangesWorld leader in deceleration technology
