Mechanical Engineering Forum

Join the expert discussion on mechanical engineering topics. This can include topics like the development of machines. Mechatronics, Robotics, Engines, Drafting etc.

Threads

Body forces in static equilibrium (FEM issue)

  • skrat
  • · Replies 2 ·
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2

Automotive Can we bring back the pushbutton transmission?

  • anorlunda
  • · Replies 15 ·
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15

Control the speed of a motorcycle

  • PhysicsTest
  • · Replies 1 ·
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1
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26

Stuck on complex pipe system bending moment hand calcs

  • rylest
  • · Replies 2 ·
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2

Force required to drive the Trommel

  • Slimshady
  • · Replies 3 ·
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3

Questions About Interference Fits

  • Wesley souza
  • · Replies 12 ·
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12

Looking for Pneumatic control valve information

  • Cburg
  • · Replies 9 ·
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9

Depth of NPT Holes: How to Fully Screw in Fittings Roy's Q&A

  • Roy S Ramirez
  • · Replies 8 ·
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8

Car lift using suspensions as lift points

  • jake jot
  • · Replies 22 ·
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22

Understanding Gas Dynamics in Piston-Crank Slider System

  • Eko
  • · Replies 5 ·
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5

Vapour Absorption Cycle Questions

  • Brett0
  • · Replies 1 ·
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1

Looking to create a temperature rate of rise table for air

  • Sola
  • · Replies 18 ·
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18

Finding moments in pedal (beam w/ rightangles)

  • Letsgetphysicscool
  • · Replies 7 ·
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7
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7

Understanding the Chemical Bonding in Tire Plug Repair

  • jake jot
  • · Replies 29 ·
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29

Pedrail Wheel -- Looking for the physical explanation

  • Mgt3
  • · Replies 9 ·
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9

Impact Torque wrench on tire nut

  • jake jot
  • · Replies 16 ·
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16

Measuring the total pressure of a centrifugal compressor

  • mastermechanic
  • · Replies 1 ·
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1

Pick the Best Compressed Air Inlet for Loop Pipeline

  • downeast
  • · Replies 7 ·
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7

GD&T- Positional tolerance question

  • mhrob24
  • · Replies 3 ·
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3

Torque requirements for launching a soccer ball

  • kmcmacki
  • · Replies 4 ·
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4

COMSOL: Newton's Iteration reached - Stress testing sensor

  • uppityd
  • · Replies 5 ·
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5

Fog Droplet Size as a function of Ultrasound Frequency

  • Moondog
  • · Replies 6 ·
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6

Variable pitch spring calculations

  • Malaps
  • · Replies 1 ·
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1

Force to Close/slam a steel door gate

  • sawkoh
  • · Replies 1 ·
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1

At last: a practical Energy Harvesting proposal?

  • sophiecentaur
  • · Replies 51 ·
2
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51

Why Do Polymer Linear Bearings Have Grooves?

  • Stormer
  • · Replies 8 ·
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8

Boat Lift Design: Building 8'x12' Platform

  • FrankH272727
  • · Replies 17 ·
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17

Airflow thru 6 mesh, .035 gauge screen

  • veithmoore
  • · Replies 6 ·
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6

How to Factor Vapor Retarders into Relative Humidity & thus Mold Risk

  • Jonathon
  • · Replies 3 ·
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3

Spur Gear Ratio: Optimal Ratio Explained

  • failedengineer
  • · Replies 4 ·
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4

Calculating Chain Link Strength: Which Method Should You Use?

  • FEAnalyst
  • · Replies 7 ·
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7

How to factor atmospheric pressure into relative humidity calculations

  • Jonathon
  • · Replies 6 ·
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6

Individual project on Energy harvesting using piezoelectric material

  • Kajan thana
  • · Replies 4 ·
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4

Scaling pressure drop to other temperatures

  • freddie_mclair
  • · Replies 3 ·
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3

Lewis Bending Stress: Why Does Lewis Factor Depend on x?

  • dsaun777
  • · Replies 4 ·
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4

Calculate Deflection for Aluminium Tube Beam - Inertia, Mass & δ

  • EddieC147
  • · Replies 4 ·
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4

Simulation of impact on go-kart chasis

  • Dudiek12
  • · Replies 12 ·
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12

Big Robot- Lattice boom crane - calculating maximum stress

  • bigrobotworx
  • · Replies 2 ·
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2

Prandtl stress function for circular bar in torsion

  • davidwinth
  • · Replies 2 ·
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2

COMSOL: Why does the prescribed displacement stop at a certain point?

  • uppityd
  • · Replies 1 ·
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1

Sonic velocity at the throat of a convergent-divergent nozzle

  • T C
  • · Replies 3 ·
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3

Mesh change between FEA analysis types?

  • Nathanwest58
  • · Replies 7 ·
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7

Boundary conditions in Ansys

  • clab
  • · Replies 3 ·
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3

Leaf Spring Deflection: Calculating Force & Displacement

  • FEAnalyst
  • · Replies 4 ·
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4

How to Measure and Display Rapidly Varying Vertical Forces from a Rotating Mass?

  • Bob Higgins
  • · Replies 22 ·
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22
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2

Vibrational Modes: How They Affect Motion

  • Kajan thana
  • · Replies 4 ·
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4

Which variables determine the exact output of this condensing device?

  • anikad
  • · Replies 54 ·
2
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54

Clarification on McMaster Rollers

  • thoain14
  • · Replies 8 ·
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8

Can You Power a Hex Axle Conveyor Roller Without a Chain and Sprocket?

  • thoain14
  • · Replies 4 ·
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4

Force on submerged plate perpendicular to flow

  • tjosan
  • · Replies 3 ·
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3

Connecting two rollers together

  • thoain14
  • · Replies 5 ·
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5

Will this increase the Coefficient of performance of my refrigerator?

  • questionmonkey123
  • · Replies 2 ·
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2
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2

Which Is More Efficient: Dyson Fan vs Market Fans

  • T C
  • · Replies 15 ·
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15

Inertia units for a synchronous machine

  • gab_xd
  • · Replies 4 ·
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4

Relationship between belt tension and pressure it exerts

  • Oseania
  • · Replies 1 ·
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1

Traction Confusion: Overcome Wheel Spin & Improve Your Grip

  • Train Man
  • · Replies 14 ·
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14

Non-Newtonian Fluids: Understanding Strength for Armor Experiments

  • tkav1980
  • · Replies 3 ·
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3

Problem understanding the forces applied to a threaded fastner

  • Amaelle
  • · Replies 7 ·
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7

Why Does Rain Create Waves on My Street? - Investigating Fluid Mechanics

  • Trying2Learn
  • · Replies 6 ·
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6

Hyperelasticity - Mooney-Rivlin stress equation

  • FEAnalyst
  • · Replies 5 ·
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5

COMSOL: stress on a sensor, how to use infinite element domain?

  • uppityd
  • · Replies 1 ·
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1

Can Energy Be Saved When Using an Air Pump to Lift a 5kg Weight?

  • tiago000000
  • · Replies 1 ·
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1

Derivative of the deformation gradient w.r.t Cauchy green tensor

  • feynman1
  • · Replies 4 ·
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4

Help with Torque and Motor size gearbox requirements

  • Amayer14
  • · Replies 19 ·
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19

Why did my roller luggage's wheels stop turning smoothly?

  • 12john
  • · Replies 5 ·
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5

How to determine mdot for choked airflow through a valve, given T,P

  • CoryDinkle
  • · Replies 3 ·
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3
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8

Planetary Gear Design: Sun/Pinion Teeth Ratio 4:1

  • zain1
  • · Replies 2 ·
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2

How Can I Create a Functional Omnitrix Replica?

  • EnderKing101rs
  • · Replies 12 ·
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12

Max L/D Ratio: Aircraft Drag Polar Explained

  • Engineering77744
  • · Replies 1 ·
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1

Unusual boundary conditions in FEA software

  • feynman1
  • · Replies 13 ·
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13

Solving for Bending Stress and Deflection in a Cantilever Plate

  • FEAnalyst
  • · Replies 8 ·
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8

Hyperelastic problems - analytical solutions?

  • FEAnalyst
  • · Replies 2 ·
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2

Plastic bending - analytical calculations

  • FEAnalyst
  • · Replies 2 ·
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2

Plate - bending moment equation

  • FEAnalyst
  • · Replies 2 ·
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2

Can thermal expansion cause buckling in a compressed plate?

  • FEAnalyst
  • · Replies 7 ·
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7

Comparing the Torque values to tighten vs loosen a bolt

  • Saint1968
  • · Replies 7 ·
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7

Pneumatics connectors -- types of threads and sizes

  • gowniak13
  • · Replies 6 ·
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6

Periodic boundary conditions -> Shouldn't supports hinder all motion?

  • NewStuff
  • · Replies 5 ·
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5

Hydraulic Liftgate: Find Optimal Cylinder for 90° Rotation

  • kore52
  • · Replies 5 ·
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5

Hexapod Leg Design: Optimizing a 3D Printed Femur Assembly

  • theycallmevirgo
  • · Replies 1 ·
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1

The true definition of Poynting effect for simple shear

  • feynman1
  • · Replies 14 ·
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14

Tipping of a cabinet and determining velocity at a given point?

  • StephenHaw
  • · Replies 2 ·
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2

Automotive Ozone Enhanced Combustion of Water/Diesel Emulsion in CI Engines

  • voltech444
  • · Replies 6 ·
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6

Help Understanding the Flow of Grease

  • YoshiMoshi
  • · Replies 1 ·
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1

Does the Ratio of Propane to Butane Change in a Half-Empty LPG Cylinder?

  • Saint1968
  • · Replies 7 ·
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7

Component Name and Where to Purchase?

  • Cardan
  • · Replies 5 ·
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5

Tire pressure Sensor Troubleshooting

  • Stonestreecty
  • · Replies 3 ·
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3

Automotive How long does engine oil really stay good?

  • symbolipoint
  • · Replies 12 ·
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12

Bearing requirements calculation

  • jianan
  • · Replies 2 ·
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2

Help please with power calculations to turn a large flywheel at 1rpm

  • powermanxx314
  • · Replies 8 ·
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8

Biomass gasification unit vs biomass combustion unit

  • ludovick2013
  • · Replies 6 ·
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6

How Do You Calculate Deflection and Shear Stress in a Tapered Shaft?

  • optzero
  • · Replies 2 ·
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2

Confidence in FEA stress values?

  • Nathanwest58
  • · Replies 9 ·
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9

CNC Laser Exhaust: Need Complete Enclosure?

  • theycallmevirgo
  • · Replies 12 ·
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12

Heatsink and Fan Design/Simulation

  • KyleGranger
  • · Replies 6 ·
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6