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

Cylindrical dowel pins are not completely rounded

  • Juanda
  • · Replies 23 ·
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23

Stefan's law for radiation between body and surroundings

  • Remusco
  • · Replies 1 ·
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1

Designing a controller for cooling of heat exchangers

  • janithw
  • · Replies 6 ·
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6

Shock absorber forces

  • mrguyman
  • · Replies 4 ·
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4

Modelling Inverted Pendulum With 2 Propellers (Control Engineering)

  • Pipsqueakalchemist
  • · Replies 4 ·
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4

Ball bearing cantilever system with maximal moment of inertia

  • AlphaJP7
  • · Replies 16 ·
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16

To circulate air, fan points in or fan points out?

  • DaveC426913
  • · Replies 16 ·
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16

Machining does not achieve a surface roughness of Ra 0.1

  • august jsc
  • · Replies 12 ·
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12

Gear Train Question from a Newbie

  • Getis
  • · Replies 2 ·
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2

Compress helium in a CO2 cartridge

  • lfin
  • · Replies 10 ·
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10

What is the significance of pitch controlled tapping in machining?

  • krishnryn
  • · Replies 2 ·
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2

Looking for ideas for a propane burner design

  • Omaha
  • · Replies 4 ·
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4

Vacuum forming an ABS plastic sheet in Manufacturing industry

  • Armnd
  • · Replies 2 ·
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2

Visualizing Small Navier Stokes Equation (∇•ū = 0)

  • James Brady
  • · Replies 1 ·
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1

Modelling the tyre as a spring in a quarter car model (Part 2)

  • NickTheFill
  • · Replies 6 ·
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6

Car stalls during idle after battery replacement, then fine after two days

  • symbolipoint
  • · Replies 66 ·
3
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66

Honda’s Turpentine Engine

  • Mgt3
  • · Replies 15 ·
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15

How to begin in studying Mechanics and ME?

  • sebj
  • · Replies 16 ·
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16

Transitional Reynolds Number When Analysing Flow Through Orifices

  • WhiteWolf98
  • · Replies 4 ·
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4

Is the phase shift of a tuned mass damper ##\frac{\pi}{2}## or ##\pi##?

  • greypilgrim
  • · Replies 2 ·
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2

Pigging or Flushing a 15 km Non-Uniform Pipeline

  • Finchh
  • · Replies 2 ·
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2

Need advice on making my lamp! Turn dial into string pulled mechanism?

  • bigdoghustler
  • · Replies 8 ·
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8

Looking for suitable ball bearings

  • T C
  • · Replies 27 ·
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27

Reaction force to a flat and curved surface study

  • jmex
  • · Replies 8 ·
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8
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3

Heat Transfer Problem for Titanium Capsule

  • tokyo_driftR
  • · Replies 5 ·
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5

Vibrations, Modal Analysis and Mechanical Systems

  • Trying2Learn
  • · Replies 5 ·
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5

Random Vibration Fatigue Analysis

  • Syed7777777
  • · Replies 4 ·
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4

Forces applied on the bolts in the bike's hinge

  • kielbasa
  • · Replies 36 ·
2
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36

Fastened joint - Preload scatter - Bossard calculator

  • Juanda
  • · Replies 1 ·
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1

Looking for a low-latency force-based actuator - do they exist?

  • some bloke
  • · Replies 6 ·
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6

Can doubling casters increase weight capacity for a 500lb table?

  • Quietrabbit
  • · Replies 13 ·
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13

Why are gas turbine engines not used in cars? Is what I think correct?

  • k.udhay
  • · Replies 19 ·
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19

Optimal roller distance for dynamometer

  • yawmid
  • · Replies 11 ·
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11

How do I use a turnbuckle effectively?

  • DaveC426913
  • · Replies 42 ·
2
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42
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7

Internal Combustion engine - evolution regarding parasitics

  • Ranger Mike
  • · Replies 2 ·
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2

Performance of Waters' Wind Turbine in open spaces

  • T C
  • · Replies 18 ·
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18

Sizing three 20 gpm well pumps in parallel to a combined header

  • mw11
  • · Replies 14 ·
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14

Press Tonnage (No Flywheel)

  • Bob Warren
  • · Replies 6 ·
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6

Automotive What particular mechanic or engineer does this work?

  • cat-lessDude
  • · Replies 4 ·
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4

How to punch smaller holes than sheet thickness?

  • Tarun Tanwat
  • · Replies 4 ·
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4

How much should I adjust torque when using anti-seize?

  • YoshiMoshi
  • · Replies 22 ·
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22

How roller bearing (Timken) came about

  • Ranger Mike
  • · Replies 2 ·
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2

Cooling a sun room with A/C and windows

  • DaveC426913
  • · Replies 19 ·
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19

Automotive Ratchet based automatic transmission

  • askingask
  • · Replies 16 ·
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16

Why Did the Temperature Rise in a Sealed Automotive Cooling System?

  • tommd
  • · Replies 18 ·
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18

Maximum torque required to turn the wheel along the vertical axis

  • Urban Spoken
  • · Replies 9 ·
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9

Steel bar thickness for 160 lb scooter lift support bars

  • sinkjk
  • · Replies 30 ·
2
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30

How to calculate the gear ratio of this compound planetary gearset?

  • PlanetaryGearbox
  • · Replies 15 ·
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15

Sustainable building with earth, corrugated galvanised iron and rebars

  • Blokle
  • · Replies 40 ·
2
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40

Does such a valve exist? (water check valve)

  • Timscmitt
  • · Replies 2 ·
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2

Tapping water from well by gravity -- calculations

  • chrblhjj
  • · Replies 37 ·
2
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37

Extruding a curved tube of pasta dough

  • JT Smith
  • · Replies 39 ·
2
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39
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3

How to Motorize a Stiff TV Mount with Swivel Arm Joints?

  • benskiskull
  • · Replies 9 ·
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9

Cylindrical roller thrust bearing: Inherent sliders?

  • Juanda
  • · Replies 9 ·
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9

Lubrication in fasteners and loss of preload

  • Juanda
  • · Replies 18 ·
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18

X and O in angular bearings and support span

  • Juanda
  • · Replies 3 ·
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3

Barrel length optimization for compressed air cannons

  • Juanda
  • · Replies 26 ·
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26

Minimizing drag in a system of pulleys

  • bobthebuilder
  • · Replies 19 ·
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19

Measuring g forces when stopping a car

  • Car guy
  • · Replies 42 ·
2
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42

New unusually powered "equatorial mount" tracking for solar panels

  • Brian in Victoria BC
  • · Replies 2 ·
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2

Airflow Restriction in Tobacco Smoking Pipe

  • Mookie27
  • · Replies 18 ·
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18

Possible feedback problems of a uni-directional torque

  • chazemz
  • · Replies 22 ·
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22

Calculating torque to turn/twist a trailer on wheels when it's not moving

  • Calvin Horst
  • · Replies 2 ·
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2

What Torque is Needed for a Hydraulic Motor to Lift a 10 lb Box 20 Feet?

  • dakotahm88
  • · Replies 9 ·
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9

Question on the 3D Kinematics equation.

  • kwnmanu94
  • · Replies 2 ·
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2

Screw materials: AISI 316 vs A4-80

  • Juanda
  • · Replies 10 ·
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10
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13

Calculating drag force on a rotating body

  • Massimo
  • · Replies 3 ·
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3

Gearbox with single input, double output (at different RPM)

  • kunalv
  • · Replies 10 ·
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10

Question: Wedge mechanical seal orientation in vacuum

  • heiken01
  • · Replies 3 ·
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3

Measuring the water volume in a small tank with a manometer

  • wacNTN
  • · Replies 26 ·
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26

What's the easiest way to solve this portal frame with braces?

  • FEAnalyst
  • · Replies 6 ·
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6
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7

Thermoelasticity problem with FEM in MATLAB

  • Chakad
  • · Replies 2 ·
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2

Force from water jet in IPX6 ingress protection testing at 100 L/min

  • Gremian
  • · Replies 7 ·
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7

Improving 3D printed sharpie-shooter release mechanism and power

  • gmuir593
  • · Replies 3 ·
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3

Hydrogen-fueled Internal Combustion Engine (ICE)

  • Astronuc
  • · Replies 18 ·
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18

How to determine when compressible flow is choked?

  • MysticDream
  • · Replies 4 ·
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4

Surely there must be a telescoping rod, with air lock?

  • Jack D S
  • · Replies 15 ·
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15

Why does an ice cube tray freeze first at the refrigerator door?

  • Ranger Mike
  • · Replies 33 ·
2
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33

Nusselt number is variable or constant for laminar fully developed pipe flow?

  • Maulik Chaudhary
  • · Replies 2 ·
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2

How Do You Calculate Component Forces in an Automotive Drum Brake?

  • AutoEngineers
  • · Replies 3 ·
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3

How to determine deflection of a cantilevered plate with a radius?

  • Chris3C
  • · Replies 3 ·
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3

Design of a shell and tube heat exchanger

  • Kyaw Zaw
  • · Replies 1 ·
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1

Is there a pressure ratio limit for choked flow through a c-d nozzle?

  • MysticDream
  • · Replies 10 ·
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10

Maximum combustion chamber pressure and connector rod length

  • Daveee91
  • · Replies 12 ·
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12

Does temperature rise when boiling water is sealed in a closed pot?

  • Carbon273
  • · Replies 8 ·
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8

Will an Encoder Measure Correct Rotation with Shaft Movement in X and Y?

  • Confused_Encoder
  • · Replies 2 ·
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2
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2
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6

Resolving Forces and Sizing Profiles in Structural Engineering

  • Gunter1977
  • · Replies 2 ·
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2

Placing a pole with maximal radius subject to constraints

  • GuyWhoOnceToldYou
  • · Replies 3 ·
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3

What is the complete derivation of the nonhomogeneous fluid flow rate equation?

  • fahadismath
  • · Replies 3 ·
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3

Automatic Window Opener - how does it work?

  • Heffalump
  • · Replies 11 ·
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11
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9