Software In Action
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| Mechanical Event Simulation of a Vehicle Maintenance Shelter |
| Anchor Industries designed and analyzed a Vehicle Maintenance Shelter - which protects military personnel working on vehicles from extreme weather conditions - to ensure that the structure met yield and weight goals. The engineers considered various loading conditions, including dead loads, wind and snow. Results from a snow load are shown here. |
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| Mechanical Event Simulation of Knee Implant |
| Biomedical engineers at Wright Medical Technology, Inc. used Mechanical Event Simulation to evaluate the contact stresses for this artificial knee implant. The analysis results help to predict wear patterns so that the performance of the implant can be optimized. |
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| Mechanical Event Simulation of Metal Forming Process |
| West Coast Engineering Ltd. used Mechanical Event Simulation software to determine the shape of forming dies required to create a round tapered structure from steel plate stock. |
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| Impact Analysis of Water Storage Tank |
| Entergy Operations, Inc. used Mechanical Event Simulation software to simulate a car impacting a critical water storage tank to determine if a lower water level could be maintained without affecting the tank's structural integrity in tornadic conditions. |
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| Mechanical Event Simulation of Conveyor Belt Under Tension |
| This Mechanical Event Simulation utilized kinematic elements for the assembly and a nonlinear hyperelastic material model for the conveyor belt enabling engineers to study the response of the conveyor belt during tensioning. |
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| Mechanical Event Simulation of Rubber Bellows |
| The Ogden nonlinear material model was used in this Mechanical Event Simulation of an expanding rubber bellows. |
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| Dynamic Loading of Aluminum Alloy Bar |
| Placing a weight on this aluminum bar was enough to cause permanent deformation in the actual bar as accurately calculated by Mechanical Event Simulation software. |
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| Mechanical Event Simulation of Shimmy Damper |
| This shimmy damper for an aircraft nose wheel was analyzed in order to study the response of this innovative greaseless damper. A nonlinear hyperelastic material model and kinematic elements were combined with surface-to-surface contact and friction in order to conduct the virtual experiment. |
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| Mechanical Event Simulation of a Protection Net |
| Engineers at Selantic Industrier A.S. performed a drop test simulation to determine the limits of a protection net for a new ELF offshore oil platform in the North Sea. |
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| Impact Analysis of Rubber Dock Bumper |
| Impact analysis shows large deformation when a rubber dock bumper is struck by a boat. |
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| Mechanical Event Simulation of Valve Closing |
| The Clarkson Company used Mechanical Event Simulation software to replicate a knife-gate valve reacting to the severe pressure and temperature of a piping system's flowing materials. |
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| Mechanical Event Simulation of MEMS Optical Switch |
| Engineers at SiWave, Inc. examined the dynamic response of this MEMS optical switch using Mechanical Event Simulation. The simulation was performed to assure that the device would be in compliance with Telcordia shock loading standards. |
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| Mechanical Event Simulation of MEMS Accelerometer |
| This MEMS accelerometer for an automotive airbag was subjected to a 40g deceleration to determine its deflection and stresses during impact. The deflection results in a change in capacitance which triggers the signal to deploy the airbag. |
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| Linear Static Stress Analysis of an Axle Housing |
| Using SolidWorks and ALGOR, Engineer Rene Suazo of MARCO Mining verified that the cause of a failure in the axle housing of a mining truck was due to very high stresses caused by torsional loads. The resulting design enhancements spared the client future injuries to drivers, saved down time and avoided the enormous cost of a new truck fleet. |
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| Linear Static Stress Analysis of an Access Trestle for a Bulk Liquids Berth |
| The access trestle for a bulk liquids berth at Dampier, Western Australia was studied by Madsen Giersing Consulting Engineers. The beam-and-plate model was built to study the behavior of the structure under various loads in order to determine sizing of the structural members. |
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| Linear Static Stress Analysis of a Mizzenmast Chain Plate |
| A chain plate, used to attach the mizzenmast rigging of a 98-foot ketch, was studied using plate elements. The model was built by Hodgdon Yachts to ensure that the chain plate would not yield, fatigue or cause excessive stresses in the bulkhead when subjected to the mizzenmast rigging loads. |
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| Linear Static Stress Analysis of a Hull Section with Portholes |
| A hull section with two portholes was analyzed by Hodgdon Yachts in order to meet safety and weight goals for the structure in the Owner's Stateroom of a 98-foot ketch. The engineer selected thick composite and brick elements. |
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| Linear Static Stress Analysis of a Monkey Skull |
| Researchers at the New York Institute of Technology are using linear static stress analysis to determine how the skull of a crab-eating macaque monkey resists chewing loads. The purpose of the study is to examine the functional anatomy and evolution of the facial skeleton in primates. |
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| Design Optimization of a Support Bracket |
| Full associativity between ALGOR and Pro/ENGINEER facilitated this design optimization of a support bracket. A series of linear static stress analyses was used to examine the impact of large-scale geometry changes from design iterations on the stress distribution patterns and verify that safe stress levels were maintained.
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| Linear Static Stress Analyses of Race Car Components |
| Automotive engineers at Triple Eight Race Engineering used linear static stress analysis to optimize a variety of load-bearing components on their Vauxhall Astra Coupe race cars. Their efforts were rewarded with the driver, team and manufacturer's titles in the British Touring Car Championship for the second year in succession in 2002.
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| Linear Static Stress Analysis of Aluminum Automobile Wheel |
| Goodyear engineers performed a linear static stress analysis on this aluminum automobile wheel, modeled in Pro/ENGINEER, in order to verify that safe stress levels were maintained in the wheel at zero inflation pressure for a new "run-flat" tire design. |
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| Linear Static Stress Analysis of a Toggle Clamp |
| Linear contact facilitated this static stress analysis of a toggle clamp to determine the stress distribution for a maximum clamping force of 1000 pounds. The model originated in the Rhinoceros CAD package. |
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| Linear Static Stress Analysis of a Socket Housing |
| Meadows Analysis and Design, LLC determined the linear static stresses of wind loading on this socket housing, which is a component of a stadium light fixture. The model originated in the Alibre Design CAD solid modeler. |
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| Linear Static Stress Analysis of Industrial Mixer |
| Engineers at Littleford Day, Inc. used linear static stress analysis to validate the 135 psi pressure rating of this industrial mixer used in the chemical and plastics industries. |
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| Linear Static Stress Analysis of a Manifold |
| A linear static stress analysis was performed to determine the stress distribution in this steel manifold. The manifold, modeled in CADKEY, is part of an industrial water pumping system and is being subjected to an internal pressure loading. |
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| Linear Static Stress Analysis of a Bolt Assembly |
| A linear static stress analysis was performed on this bolt assembly, modeled in the Rhinoceros® NURBS modeling program, to verify that the stresses from a preload force fell within a design percentage of the yield stress.
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| Linear Static Stress Analysis of a Motorcycle Piston |
| In this linear static stress analysis of a motorcycle piston, a pressure of 1000 psi was applied to the top of the piston to determine the stress distribution during combustion. The piston was modeled in the Pro/ENGINEER CAD solid modeler. |
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| Linear Static Stress Analysis of a Jigsaw |
| A linear static stress analysis was performed on this battery-powered jigsaw, modeled in SolidWorks, to determine the deflections which would occur during typical operation. |
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| Large Deformation of Plate Under Moment Load |
| This static stress analysis with nonlinear material models demonstrates the severe deformation capabilities of the nonlinear solver. |
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| Linear vs. Nonlinear Material Model Comparison |
| This comparison demonstrates the importance of using nonlinear analysis when pushing materials past the point of yield. Note the residual stress and permanent deformation in the example using the nonlinear material model. |
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| Mechanical Event Simulation of a Pinball Drop Target |
| A pinball machine's drop target assembly was studied by Stern Pinball, Inc. Engineers performed a Mechanical Event Simulation to determine the target's stresses and distortions after impact with the steel ball. |
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| Mechanical Event Simulation of a Bicycle Frame |
| A bicycle frame manufactured by K2 Sport Corporation was tested using ALGOR's Mechanical Event Simulation software to determine the stresses caused by the impact of a 22.5-kg object. The results were then compared to a physical impact test. |
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| Mechanical Event Simulation of the Mountains and Clouds Mobile |
| Engineer Keith Orgeron of T&T Engineering, Inc. verified the behavior of a typical motion cycle of the existing Mountains and Clouds mobile, located in the Hart Senate Office Building in Washington, DC. The vibration at the end of the cycle is caused by the impact in the failed support connection. This analysis helped determine the loading for a new, redesigned hanger connection. |
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| Mechanical Event Simulation of a 400 kV Transmission Tower |
| A 400 kV Y-tower for electrical power transmission was analyzed by West Coast Engineering as part of research into new engineering methods. Mechanical Event Simulation was used to determine the dynamic effects of a wire breaking during a high wind load. Both the complete tower assembly with electrical lines and a detailed model of the tower base were studied. |
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| Mechanical Event Simulation of Peaucellier Cell |
| This Mechanical Event Simulation of a mechanism used in a forming process and designed by a French engineer illustrates the Peaucellier cell during the critical time of initial machine startup. |
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| Mechanical Event Simulation of a Pressure Gauge |
| This Bourdon tube pressure gauge utilizes kinematic elements and surface-to-surface contact elements between the gauge's gears to replicate the motion of the indicator needle as pressure is increased within the tube. |
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| Mechanical Event Simulation of Tin Snips |
| In this Mechanical Event Simulation of a pair of tin snips, directly imported from CAD, the worst-case stresses were determined by simulating a case where the operator attempts to cut steel that is thicker than the rated capacity of the tool. |
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| Mechanical Event Simulation of a Planetary Gear System |
| In this Mechanical Event Simulation of a planetary gear system, surface-to-surface contact is used to drive the motion of the 4 planet gears as the sun gear in the center is rotated. |
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| Mechanical Event Simulation of a Floor Jack |
| This Mechanical Event Simulation of a hydraulic floor jack, shows the stresses over time, as the jack lifts a load. Kinematic elements, actuator elements and multiple load curves were all used in this simulation. |
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| Mechanical Event Simulation of a Backhoe Loader |
| This Mechanical Event Simulation of a backhoe loader used kinematic and actuator element technology to determine the stresses that develop in the bucket control arm during its normal range of motion. |
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| Mechanical Event Simulation of Motion Simulator |
| This motion simulator ride used actuator elements to replicate the movement of computer-controlled hydraulic cylinders that move the ride through its range of motion. |
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| Mechanical Event Simulation of Plane Landing Gear |
| This landing gear mechanism uses Mechanical Event Simulation and actuator elements to replicate the movement of the plane's hydraulic cylinders. |
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| Mechanical Event Simulation of Car Suspension |
| This car suspension system illustrates the dynamic stresses that develop in the coil spring as the car travels on a rough road. |
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| Mechanical Event Simulation of Compound Bow |
| The performance of this compound bow was optimized using Mechanical Event Simulation through a study of its damped response after arrow release. The Monitor utility was used in this analysis to generate the plot of displacement over time. |
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| Earthquake Analysis of a Windmill |
| West Coast Engineering Group Ltd. used Mechanical Event Simulation to verify that the support column of this windmill could withstand the Loma Prieta earthquake of 1989.
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| Mechanical Event Simulation of a Tape Drive |
| Engineers at Hewlett-Packard performed a Mechanical Event Simulation, using shell and kinematic elements with surface-to-surface contact, on a new back-up tape drive design to optimize the tape path stability in order to maximize the durability of the back-up tape. |
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| Mechanical Event Simulation of a Human Eye |
| Researchers at the Tufts University School of Medicine used Mechanical Event Simulation to determine the peak stresses generated in the human eye as it undergoes a rapid point-to-point rotation of 30 degrees. This research could lead to improved techniques for the repair and prevention of retinal detachments. |
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| Mechanical Event Simulation of a Toggle Clamp |
| Surface-to-surface contact and kinematic elements facilitated this Mechanical Event Simulation of a toggle clamp to determine the maximum stresses during a clamping process. The model originated in the Rhinoceros CAD package. |
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| Mechanical Event Simulation of a Dental Descaler |
| This ultrasonic dental descaler, created by Morgan Electro Ceramics, Inc. in Autodesk Inventor, was analyzed with Mechanical Event Simulation to evaluate the cleaning action of the tip for varying tip geometries, piezostack dimensions and forcing frequencies. |
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| Mechanical Event Simulation of a Tanker Truck |
| Hydrodynamic elements were used to account for the changing inertia of the liquid in this Mechanical Event Simulation of a tanker truck rolling over a curb. |
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| Mechanical Event Simulation of Shockwave Through Geomedia |
| Researchers at the Colorado School of Mines used Mechanical Event Simulation to study how shockwaves generated from plastic explosives propagate through geomedia such as rock. This research could lead to improved blasting techniques for mining and bomb-resistant concrete designs for military and anti-terrorism applications. |
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| Mechanical Event Simulation of Flyball Governor |
| This Mechanical Event Simulation of a flyball governor during start-up conditions demonstrates the principle of conservation of energy where the kinetic energy of the rotating masses is stored as potential energy in the elastic spring. |
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| Mechanical Event Simulation of Garage Door |
| Surface-to-surface contact was used to keep the rollers in the tracks and an actuator element was used for the chain drive mechanism in this Mechanical Event Simulation of a garage door. |
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| Mechanical Event Simulation of Actuator Clamp |
| This actuator clamp illustrates the ability to combine a kinematic study with a dynamic stress analysis using Mechanical Event Simulation. |
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| Mechanical Event Simulation of Amusement Ride |
| This dragster amusement ride shows the stresses that occur in the dragster's chassis during hard acceleration and braking. |
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| Mechanical Event Simulation of Vehicle Rollover |
| A military vehicle cab experiences a rollover accident. See the stresses that result when the cab falls against a horizontal impact wall. |
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| Dynamic Loading of Aluminum Bar |
| Mechanical Event Simulation was used to demonstrate the vast difference between static and dynamic loading. |
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| Mechanical Event Simulation of a Vane Pump |
| This Mechanical Event Simulation of a vane pump during dry run conditions, used surface-to-surface contact to simulate the movement and stresses of the vanes as they slide in and out of the slotted rotor which is eccentrically mounted in the pump body. |
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| Mechanical Event Simulation of a Robot Effector |
| This Mechanical Event Simulation of a robot effector uses kinematic elements, surface-to-surface contact between the gears and a rotational actuator element to move the robotic grippers. |
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| Beam Analysis of Tower Structure |
| Beam elements were used to perform a static stress analysis of this tower structure. |
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| Linear Static Stress Analysis of In-line Strainer |
| The geometry for this in-line water strainer finite element model was created using the PV/Designer wizard. The stress distribution from a 100 psi internal pressure loading was determined by linear static stress analysis.
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| Linear Static Stress Analysis of Refinery Stripping Tower |
| Engineers at Dynamic Analysis, Inc. used linear static stress analysis to aid in the design of the reboiler support system on this refinery stripping tower. The stresses in this load case are from an 80 psi internal pressure loading. Portions of the model were built with the PV/Designer wizard.
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| Pressure Vessel Design using PV/Designer |
| An engineer uses one of ALGOR's geometry templates, PV/Designer, to create this pressure vessel. The model is then constrained and an internal pressure is applied. Finally, ALGOR's post-processor and stress linearization utility are used to study the response of the pressure vessel due to the applied loading. |
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| Linear Static Stress Analysis of a Level Switch Tank |
| Engineers at SDP Engineering, Inc. verified that this level switch tank meets code stress requirements with linear static stress analysis. PV/Designer was used to model portions of the tank, which is part of a blast furnace gas scrubber system. |
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More Software In Action
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