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

Building a globe-valved IC engine prototype: any major pitfalls?

  • wolram
  • · Replies 24 ·
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24

How to Launch a 15-Pound UAV: Air Pressure or Bungee?

  • nomorevishnu
  • · Replies 4 ·
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4

Time for water to freeze in a pipe

  • Krisk
  • · Replies 2 ·
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2
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7

Calculating Terminal Velocity in Turbulent Flow for a Spherical Object

  • zoki85
  • · Replies 1 ·
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1

Hydro carbon fuel - H2 % value of total heat

  • walterjw
  • · Replies 20 ·
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20

Calculating Stress Along a Cantilever Beam

  • X1088LoD
  • · Replies 1 ·
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1

What Went Wrong with My Straight Line Mechanism Design?

  • snowJT
  • · Replies 11 ·
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11

Oil Hydraulic manual download link

  • P.Ramesh
  • · Replies 5 ·
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5

Why Are My Heat Exchanger Test Results Different?

  • almarzooq
  • · Replies 7 ·
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7

Insulation thickness calculation

  • mrinalkantibhaduri
  • · Replies 2 ·
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2
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3

Determine the capacity of a boiler

  • shakal_4_ever
  • · Replies 4 ·
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4

Heat recovery from car radiator.

  • questionsarewis
  • · Replies 36 ·
2
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36

Calculating Tension Life of a Spring

  • araanandv2
  • · Replies 2 ·
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2

Ideas for SR-71 Blackbird Review Paper

  • piano_girl
  • · Replies 3 ·
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3

Need engineering assistance on a new concept product

  • idthree
  • · Replies 5 ·
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5

Small Claims Case - Coolant Flush/Water Pressure Question

  • sky1tech
  • · Replies 18 ·
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18

Energy available to a wind turbine

  • pgunderson
  • · Replies 1 ·
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1

Car Brake Performance Using Disc-Brake Variations

  • heiroglif
  • · Replies 2 ·
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2

Aero engine without gas turbine

  • P.Ramesh
  • · Replies 21 ·
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21
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1

Whirlpool action in a tank created by inlet water

  • qlusa
  • · Replies 7 ·
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7

Designing a 1.2 m aluminum propeller for powered paragliders

  • Sirmisko
  • · Replies 5 ·
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5

Tuning a 1994 Mercedes 310D to run on vegetable oil with sensor logging

  • DarrenUK
  • · Replies 6 ·
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6

Heat Loss in a Hot Water Pipe System

  • Ouabache
  • · Replies 35 ·
2
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35

Car out of legos using the LEGO Mindstorms and gears

  • alex568
  • · Replies 1 ·
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1

Need FORTRAN Code for 3D Aerodynamic Matrices Calculation?

  • traianus
  • · Replies 20 ·
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20

Designing a Motorized Chalk Eraser to Reduce Effort

  • titus_polo
  • · Replies 8 ·
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8

General Cantilever Equations

  • X1088LoD
  • · Replies 14 ·
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14

Calculating cubic ft/ min and PSI

  • johnnyShopOwner
  • · Replies 12 ·
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12
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6

Find a Book for ProE Woldfire 2.0

  • Rocket_guy
  • · Replies 1 ·
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1

Propeller thrust equation discrepancy with online calculators

  • nickpark83
  • · Replies 2 ·
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2

Toy Propeller Efficiency: Range of Efficiencies

  • sphoenixee
  • · Replies 1 ·
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1

Capture waste heat from diesel electric generators

  • paulo
  • · Replies 9 ·
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9

Would unlimited engine revs or gears give infinite top speed?

  • fedorfan
  • · Replies 18 ·
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18

Multichannel Square Tube Hydraulic Diameter

  • chupacabras
  • · Replies 2 ·
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2

How do distributed loads affect angled connecting rod systems?

  • stinlin
  • · Replies 6 ·
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6

Consequences of pressure on helix

  • Roger900
  • · Replies 4 ·
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4

Finding the Best Prop Setup for Bowfishing Boats

  • justinduke
  • · Replies 2 ·
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2

Designing an Amphibian Pick Up: Hull Fabrication Info

  • titus_polo
  • · Replies 1 ·
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1

How to Design Suspension Geometry for a Front Wheel Driven Trike?

  • wolram
  • · Replies 23 ·
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23

How does a wind turbine in a tunnel affect the volume flow rate?

  • sgc7of7
  • · Replies 16 ·
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16

Need Solutions Manual for Mechanics of Materials

  • M98Ranger
  • · Replies 2 ·
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2

What temperature to anneal an 8mm allen key for machining?

  • Shedfull
  • · Replies 3 ·
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3
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1

Designing folding legs for a bunk bed .

  • cabellos
  • · Replies 2 ·
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2

Force exerted onto the pipe by a shrunk fit ring

  • sunshine76
  • · Replies 4 ·
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4

A few questions about helicopters

  • MadSimon
  • · Replies 3 ·
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3

Finding Major and Minor Strain from Mohr Circle of Stress

  • mjocalla
  • · Replies 3 ·
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3

Sea-Launch Anomaly: What Happened?

  • D H
  • · Replies 13 ·
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13

How does rod ratio affect piston side thrust on cylinder walls?

  • 5.0stang
  • · Replies 20 ·
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20

At what airspeed can braking parachutes safely deploy?

  • Sojourner01
  • · Replies 6 ·
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6

Im a physics student and was told that a mechanical engineer

  • australianschoolkid
  • · Replies 2 ·
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2

Particle Dynamics and Time Problem

  • s4orce
  • · Replies 7 ·
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7

Particle acceleration and velocity Problem

  • s4orce
  • · Replies 37 ·
2
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37

Drivetrain mass increase skews torque output?

  • Sleeper
  • · Replies 22 ·
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22

Energy and rotational speed of a falling weight unwinding from a driveshaft

  • silverfish
  • · Replies 1 ·
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1

Flagpole Vortex: Wave Motion Causes Flag Flutter

  • verdigris
  • · Replies 4 ·
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4

How to derive continuity eqn. in polar form?

  • loveblade
  • · Replies 1 ·
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1

What is the direction of the buoyancy force?

  • harvhk852
  • · Replies 7 ·
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7
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2

How Does Fluid Dynamics Complicate Airplane Toilet Design?

  • AlephZero
  • · Replies 1 ·
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1

What is the role of control volume in the Navier-Stokes equations?

  • verdigris
  • · Replies 2 ·
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2

Improving Noise Reduction in Airbus Engine Nacelles

  • verdigris
  • · Replies 5 ·
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5

Classification of corrosion, (Aviation Industry)

  • stan19
  • · Replies 7 ·
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7

Product engineering improvements for a Dewalt impact driver

  • Cyrus
  • · Replies 38 ·
2
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38

Do Aircraft and Watercraft Create Equal Intensity Compression Waves?

  • jackx47
  • · Replies 23 ·
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23

Convert 40 inches of water to PSI

  • wub1098
  • · Replies 1 ·
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1

Understanding Strain Invariants in Strength of Materials

  • CPP
  • · Replies 1 ·
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1

Gas flowing quickly over the surface of an aircraft wing

  • verdigris
  • · Replies 22 ·
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22

What is the pressure on Pike's Peak above Denver, CO?

  • enviroengnhopeful
  • · Replies 1 ·
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1

Every rotational motion have torque?

  • MechaMZ
  • · Replies 7 ·
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7

Calculating Power and Efficiency for a Two-Wheel-Drive Bicycle Design

  • Ascetic Anchorite
  • · Replies 7 ·
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7

Determining Shear Stress on Bolts

  • stinlin
  • · Replies 1 ·
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1

How to Calculate the Moment of Inertia for an IC Engine?

  • sandy3981
  • · Replies 4 ·
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4

I need a pump that will shoot LOTS of water extremely far

  • Erazman
  • · Replies 3 ·
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3

Moving mesh CFD in OpenFOAM

  • zeta
  • · Replies 2 ·
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2

Understanding Volumetric Efficiency and Beyond 100%

  • 5.0stang
  • · Replies 10 ·
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10
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1

What size driven pulley for 200 rpm from an 8.5 inch pulley at 340 rpm?

  • Janice12
  • · Replies 1 ·
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1

How does octane number affect EGT readings in a 2-stroke engine?

  • Detonator
  • · Replies 13 ·
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13

Can it hurt an engine's performance by having to big of a throttle body?

  • 5.0stang
  • · Replies 10 ·
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10

Steamline, Pathline, Streakline

  • harvhk852
  • · Replies 1 ·
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1

Building a small jet engine from spare parts

  • Shawnzyoo
  • · Replies 4 ·
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4

Structural failure of steel due to heat?

  • Chaos' lil bro Order
  • · Replies 6 ·
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6

What Is the Minimum Temperature for Safe Commercial Flight Takeoff?

  • scott_alexsk
  • · Replies 1 ·
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1

I'm trying to recall my M.E. materials science class

  • eehiram
  • · Replies 3 ·
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3

Aerodynamic stabilization of satellites

  • giber
  • · Replies 4 ·
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4

How to design a car model workin on chem. energy?

  • mnz_zope
  • · Replies 1 ·
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1

Servo-controlled, two-way pneumatic pump?

  • bzliu94
  • · Replies 5 ·
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5
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3

Engineering Primers for Non-Engineer

  • TexanJohn
  • · Replies 7 ·
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7

Isothermal or adiabatic process

  • moust
  • · Replies 2 ·
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2

Is a Fully Adiabatic Process Truly Possible?

  • moust
  • · Replies 1 ·
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1

Buran Program: USSR's Unfortunate Cold War Spacecraft

  • Clausius2
  • · Replies 4 ·
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4

Can a process be both adiabatic and isothermal?

  • moust
  • · Replies 4 ·
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4

Water speed through a heating system

  • TSN79
  • · Replies 5 ·
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5

Compact energy storage mechanisms for hatch/lid opening against gravity

  • achopra1
  • · Replies 7 ·
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7