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

How to design self-reversing screws?

  • RubenJ
  • · Replies 2 ·
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2

How do I calculate the power of a generator in terms of speed?

  • Ballena Joseph
  • · Replies 1 ·
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1

Calculating torque at a distance from the lever

  • Ross Hanna
  • · Replies 1 ·
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1

Derivation of the expression for exergy

  • Mohankpvk
  • · Replies 4 ·
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4

Suitable net head for a hotel wastewater

  • Ballena Joseph
  • · Replies 13 ·
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13
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9

Planetary gearbox speed calculation - Simultaneous equations

  • xxChrisxx
  • · Replies 1 ·
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1

How Can Scattered Data Impact Tool Performance Analysis?

  • serbring
  • · Replies 31 ·
2
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31

Feedback on geometric dimensioning and tolerancing drawing

  • Doc
  • · Replies 13 ·
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13

Turn the press of a button or pulling into a rotation?

  • xuzigemov
  • · Replies 19 ·
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19

How to calculate effective pump flow-rate across a filter?

  • Kaeros
  • · Replies 2 ·
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2

A Question of Impact and Damaged Components

  • rg0ldberg
  • · Replies 3 ·
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3

Pontoon boat design: center of gravity, buoyancy, metacentric height

  • Ripcord96
  • · Replies 3 ·
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3

Which fan/pipe combination is the most efficient?

  • Mads C
  • · Replies 10 ·
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10

High friction material for 4 sq in polycarbonate parts under 100 psi shear

  • DucemBarr
  • · Replies 6 ·
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6
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1

Calculating Max Pull for M30x2mm Threads on Chrome Rod

  • Jimbo86
  • · Replies 7 ·
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7

Trim and roll (or heel) for submersibles

  • ENGBIO
  • · Replies 6 ·
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6

Is Upgrading to a Wider Conveyor Belt Worth the Investment?

  • Volantis92
  • · Replies 4 ·
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4

Why are my pipe heat loss calculations 1000s times too high?

  • M1gu3l
  • · Replies 6 ·
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6

How can we calculate the power of a heating element?

  • Bhisma Thapa
  • · Replies 7 ·
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7

Automotive Estimation of the damping coefficient of a suspenion

  • serbring
  • · Replies 10 ·
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10

Why does a piston-crank system always turn the crank one way?

  • HeavenFun
  • · Replies 9 ·
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9

Is My Servo Motor Calculated Correctly for My Gearbox?

  • SevenToFive
  • · Replies 1 ·
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1

Partial Thermo analysis of a Crower engine

  • Larry27183
  • · Replies 5 ·
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5

Dow Molykote 3402C: What is the Friction Factor (K)?

  • rqjoe
  • · Replies 5 ·
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5

What is the weight increase of a dredge when hoisting it out of water?

  • Crane operator
  • · Replies 23 ·
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23

Nitrogen pneumatic gas ram -- force to compress the piston in a cylinder

  • Ted Farkas
  • · Replies 13 ·
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13

Regulatory bodies for manned submersibles in Canada

  • ENGBIO
  • · Replies 1 ·
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1

Why can't we use the hydrostatic pressure gradient to do work?

  • Mohankpvk
  • · Replies 12 ·
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12

Class 3 Lever: Non-perpendicular Effort

  • Jimbo86
  • · Replies 4 ·
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4

How does the circle method help with leverage problems?

  • Ted Farkas
  • · Replies 3 ·
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3

Cone drill bit with threads to drill in hard rock formations?

  • ahmed11
  • · Replies 13 ·
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13

Bernoulli's Principle and Fans [split]

  • T C
  • · Replies 12 ·
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12

How can trigonometry be used to simplify lever problems?

  • Ted Farkas
  • · Replies 9 ·
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9

Leverage problem -- Need to calculate why my mechanism is breaking

  • Ted Farkas
  • · Replies 9 ·
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9

Inertia tensor v.s pincipal axes moment of inertia

  • kasoll
  • · Replies 4 ·
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4

Landing gear stuck at hinge: how does roll rotation affect wing-gear angle?

  • Physicsterian
  • · Replies 18 ·
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18

What is the difference between water power and turbine power

  • Ballena Joseph
  • · Replies 6 ·
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6

Pressure and a Manual Valve's Effect on Pressure

  • Alex_d
  • · Replies 8 ·
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8

FBD of Two rods pinned together

  • Master1022
  • · Replies 1 ·
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1

Automotive What is the compression force of a ring seated inside a cylinder

  • SirMarx01
  • · Replies 14 ·
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14

Difference between phase and grain in a material

  • Mohankpvk
  • · Replies 3 ·
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3

Automotive Automotive MAF sensor vs temperature

  • Ryoko
  • · Replies 17 ·
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17

What is the force generated by a lever in a closed position?

  • IanPibworth
  • · Replies 7 ·
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7

Can two bike radiators work in parallel if rotated 90 degrees?

  • Shivam2112
  • · Replies 13 ·
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13

How to calculate the force on sliders?

  • alik braz
  • · Replies 7 ·
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7

Propeller - Rearward flow of air

  • JME23
  • · Replies 26 ·
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26

Does water pressure in FEA already account for weight at depth?

  • Thomas Plank
  • · Replies 3 ·
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3
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11

Why Euler-Bernoulli beam theory does not work in this case?

  • kravky
  • · Replies 7 ·
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7

Theories of failure and tensile testing

  • Death eater
  • · Replies 4 ·
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4

Blower fitted with a convergent nozzle

  • T C
  • · Replies 13 ·
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13

Why is a beam supported by two cables more stable than one?

  • Tom Lever
  • · Replies 2 ·
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2

Automotive Calculating the angular acceleration of a swivel seat

  • marellasunny
  • · Replies 3 ·
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3

RTG crane -- hydraulic motor and linkage design to turn these wheels

  • Ridzuan
  • · Replies 13 ·
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13

Friction Loss for gravity fed rainwater downspouts/pipes?

  • saxman2u
  • · Replies 3 ·
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3

Can a nail stretch when its head hits a block at relativistic speed?

  • Suppaman
  • · Replies 17 ·
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17

PD pump (Rotary lobe pump) -- loud noise

  • Theerapat
  • · Replies 5 ·
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5

Calculating Pressure from Air Displacement in Gasoline Tank

  • Caleb_P
  • · Replies 5 ·
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5

Why is the flow rate reversing in this fuel delivery system?

  • Kieran989
  • · Replies 22 ·
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22

Automotive Can two motors rotate about the same axis?

  • ahmed11
  • · Replies 9 ·
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9

Increasing Diesel Engine Efficiency with Retractable Plates

  • venkata
  • · Replies 10 ·
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10

Otto and Diesel Cycle: Heat Addition & Cutoff Ratios

  • venkata
  • · Replies 3 ·
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3

Automotive Does self-ignition temperature of petrol and diesel depend on pressure?

  • Mohankpvk
  • · Replies 16 ·
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16

Calculating velocity of a potato

  • PhysicsFreak321
  • · Replies 3 ·
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3

The right reason for lift force on an aerofoil

  • Mohankpvk
  • · Replies 8 ·
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8

How Can I Make My Winch Spool More Grippy for Lifting?

  • Killavolt
  • · Replies 19 ·
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19

Thickness from Moment of Inertia

  • Mechanical-909
  • · Replies 3 ·
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3

Max torque that can be applied to a threaded body

  • aander3120
  • · Replies 9 ·
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9

Laminar flow in a tube, heat transfer coefficient-sanity check

  • gpsimms
  • · Replies 4 ·
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4

Possible to calculate shear stress from this?

  • EngChrisP
  • · Replies 14 ·
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14

Force Calculation -- Hydraulic cylinder and a rotating arm

  • IanPibworth
  • · Replies 23 ·
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23

Automotive How to find weight load on each car tyre during cornering?

  • Sprotz
  • · Replies 9 ·
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9

How to modulate the output of automotive injectors?

  • FarmerTony
  • · Replies 3 ·
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3

Pressure upstream and downstream of a filter

  • Aptx4869
  • · Replies 5 ·
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5
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1

About Sonic Booms and Quiet Aircraft

  • royp
  • · Replies 4 ·
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4

How to couple/connect a shaft to a disk?

  • zuryum
  • · Replies 4 ·
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4

Will a 1" pipe assembly on plywood topple under 130 lb cantilever loads?

  • cheebase
  • · Replies 10 ·
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10

Preserving Vehicle Transmission in Park

  • gfd43tg
  • · Replies 6 ·
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6

To what degree does a hole in a tube make it weaker?

  • Afiaki
  • · Replies 4 ·
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4

Automotive Single Setting Torque Wrench with extension calculations

  • Spoolx
  • · Replies 2 ·
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2

Gas Turbine Engines: Expansion Away From Compressors

  • Mohankpvk
  • · Replies 2 ·
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2

How to ventilate a room with no windows with one inline fan?

  • attaboy_jhb
  • · Replies 17 ·
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17

Tensile Test of Slip Ring - Working out Tensile Strength

  • Delvaurius
  • · Replies 1 ·
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1

Difference between flash point, fire point and self ignition temperatures

  • Mohankpvk
  • · Replies 1 ·
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1

What gearing system is best for a TV lifting linear actuator?

  • RobustZA
  • · Replies 11 ·
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11

How to measure pulsations in a tube?

  • PhysicsBabexo7
  • · Replies 10 ·
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10

Does beam moment formula depend on cross-section dimensions?

  • dahoa
  • · Replies 61 ·
3
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61

Understanding how to calculate power from force

  • pslarsen
  • · Replies 10 ·
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10

Seal rotating parts/reduce friction (hand-tight thread)

  • thereddevil
  • · Replies 9 ·
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9

Maximum load for 1/4" thick 12" wide A36 steel before deformation

  • IndMechJeff
  • · Replies 8 ·
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8

Where could one buy an electromagnet for lifting 200kg

  • ScurvySam234234
  • · Replies 3 ·
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3

Solar trough power plant for farm and greenhouses

  • FarmerFred
  • · Replies 7 ·
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7

Automotive Good books to understand detonation in engines

  • Mohankpvk
  • · Replies 4 ·
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4

Thermodynamics question: venting a tank of liquid oxygen

  • msteves
  • · Replies 2 ·
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2

Why doesn't the continuity equation apply to a throttle valve?

  • Mohankpvk
  • · Replies 27 ·
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27

Timoshenko, Strength of materials example solution

  • akmkeng
  • · Replies 4 ·
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4

Compressible flow or incompressible flow equation?

  • ulfaazmi
  • · Replies 14 ·
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14