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

Finding enthalpy at nozzle throat given total enthalpy and inlet conditions

  • Naav_Gothalla
  • · Replies 3 ·
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3

Design and Fabrication of a scaled down deLaval nozzle.

  • MdAsher
  • · Replies 4 ·
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4

Stress tensor for non-Newtonian fluid

  • ccrook
  • · Replies 1 ·
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1

Is the Moody Chart valid for non-Newtonian fluids?

  • ccrook
  • · Replies 1 ·
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1

Blasius Solution for Boundary Layer

  • ccrook
  • · Replies 1 ·
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1

What is the Optimum Thickness for a Thermal Container Design?

  • joaquinjbs
  • · Replies 1 ·
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1

Using conservation of angular momentum as a braking system

  • dicvt
  • · Replies 8 ·
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8

How high can a box with springs cushion a 2-ton drop for an 88kg person?

  • roboemperor
  • · Replies 6 ·
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6

Build Your Own Aluminum Shredder on a Budget

  • Acornstu
  • · Replies 1 ·
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1

How to Calculate Nut Velocity After Tensile Test Failure?

  • BruceD
  • · Replies 1 ·
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1

How to investigate pulleys and belt

  • Raine Hooke
  • · Replies 9 ·
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9

Thermal efficiency of reciprocating engines

  • nate9519
  • · Replies 1 ·
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1

Coaxial Rotor UAV Helicopter Hover Performance

  • Usamah Abdul Latif
  • · Replies 1 ·
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1

Relationship of bulk modulus and fractional volume change

  • ralden
  • · Replies 1 ·
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1

Educational Brake Caliper - Suggestions?

  • chriswh86
  • · Replies 3 ·
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3

Can a Wi-Fi Car Diagnostic Tool Detect Problems Through Sound?

  • 3301
  • · Replies 11 ·
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11

Steel top hat channel thickness for 250-500kg motorcycle lift

  • Gaza365
  • · Replies 3 ·
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3

Can Gravity Influence the Mechanics of an Analog Clock Design?

  • AndroidX7
  • · Replies 6 ·
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6

Unexpected changing of the geometry in ANSYS Workbench

  • Vaggelis
  • · Replies 5 ·
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5

I need to learn about *real* gears

  • ChrisJA
  • · Replies 4 ·
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4

Water flow through a perforated plate

  • CaroCande
  • · Replies 1 ·
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1

Force required for cutting process

  • Ali Durrani
  • · Replies 13 ·
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13

Preferential bending loading direction of a beam

  • sfensphan
  • · Replies 3 ·
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3

How to show how speed varies with incline, and with Gear ratio

  • larry1990
  • · Replies 10 ·
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10

Height to time equation: water cylinder with pinhole

  • Jonathan Densil
  • · Replies 70 ·
3
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70

Atlas, next gen robot from Boston Dynamics

  • Greg Bernhardt
  • · Replies 3 ·
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3

How to Build a Tennis Ball Launcher for Science Games Day?

  • Osiris_
  • · Replies 2 ·
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2

Build Zip Line with Steel Tubing: 500lb Load Bearing

  • vagajdbond
  • · Replies 4 ·
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4

Calculating bending stress for pipes

  • roboemperor
  • · Replies 8 ·
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8

What is the force on the trailer wall

  • Pratap Lingam
  • · Replies 3 ·
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3

Threaded Bolts in Aluminium - Strength Info Needed

  • christyu
  • · Replies 13 ·
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13

Why should an ideal fluid be incompressible?

  • KingDaniel
  • · Replies 5 ·
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5

Working out the angular acceleration of a flywheel

  • sierra52
  • · Replies 18 ·
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18

Gibbs free energy -- mathematical expression

  • rajendra123
  • · Replies 18 ·
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18

Motor size for 10-inch drum sander with MDF discs

  • jmhockey23
  • · Replies 2 ·
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2

Cooling pool water for three compressors on a budget

  • YasmineBS
  • · Replies 2 ·
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2

Motor Torque Calculation for Amusement Ride

  • skella
  • · Replies 3 ·
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3

Rotor blade thrust - torque and angular velocity

  • ChromeBit
  • · Replies 2 ·
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2

Intercooler effects on pressure and torque in a supercharged BMW Z3

  • ZetaTre
  • · Replies 1 ·
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1

Can an Air Compressor Run on 12v and Deliver 150psi Continuously?

  • Siameto
  • · Replies 1 ·
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1

Automotive How is Torque Measured in Car Specifications?

  • Adamuss
  • · Replies 4 ·
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4

Combustion temperature and pressure

  • yousaf nasir
  • · Replies 5 ·
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5

Increase a gas engine's RPM to drive a water pump

  • RTE
  • · Replies 9 ·
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9

Automotive How do Center differentials work

  • Heijneker
  • · Replies 2 ·
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2

How to calculate (mechanical) clutch forces

  • kanibal
  • · Replies 5 ·
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5

Do stepper motor steps require 20,000 gear teeth for precision?

  • Justin Boga
  • · Replies 9 ·
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9

Clutch torque calculation: getting 83.4 Nm with metric, 192 Nm with imperial

  • confused2016
  • · Replies 3 ·
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3

Superposition of Moments of Inertia about Different CGs

  • Enginerd
  • · Replies 6 ·
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6

Why are stiff springs more responsive?

  • Adam Holland
  • · Replies 23 ·
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23

Calculate Propeller RPM from Motor No Load RPM

  • Metalheadman
  • · Replies 2 ·
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2

How to find the natural frequency in ansys apdl

  • dhirendra pandey
  • · Replies 2 ·
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2

Air Pressure Equalization Between 2 Vessels

  • tm1274
  • · Replies 6 ·
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6
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3

Thermal B.L Vs Viscous B.L

  • Crazy Pirate
  • · Replies 1 ·
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1

How to reduce vibration of a fixed beam?

  • theone
  • · Replies 1 ·
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1

The Chebyshev optimality criterion in four bar link?

  • kundan jha
  • · Replies 2 ·
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2

Power calculation for Ribbon blender for dry cement mixing?

  • Bhavik Panchal
  • · Replies 3 ·
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3

How to Calculate Stress in an Accelerating Deformable Body?

  • TryingToThink
  • · Replies 18 ·
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18

What is the special steel material ERCO used for in spring manufacturing?

  • Tpatel56
  • · Replies 4 ·
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4

Metal bar/tube strength by length and thickness.

  • Metalheadman
  • · Replies 3 ·
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3

How to calculate PSI created in an internal combustion engine

  • Brian James
  • · Replies 11 ·
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11

Engineering Stress increases after yield stress?

  • Seth Vogt
  • · Replies 4 ·
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4
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10

Calculate the time needed to fill a compressor

  • Kostis82
  • · Replies 2 ·
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2

What is the driving resistance force?

  • Payam30
  • · Replies 3 ·
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3

Thermodynamics phase change question

  • nate9519
  • · Replies 2 ·
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2

One way valve is there a kind like this?

  • marokay
  • · Replies 7 ·
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7

Where should I position the support bar on a swinging clothing rack?

  • DaveC426913
  • · Replies 31 ·
2
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31

Can you deploy a parachute at 30,000 feet?

  • majid hussain
  • · Replies 10 ·
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10

How to Design the Complex Shapes of a Rotary Engine

  • LtIvan
  • · Replies 30 ·
2
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30

Air rifle max velocity vs. tank pressure

  • Mark44
  • · Replies 30 ·
2
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30

Can a Bladeless Turbine Create Lift through Rotational Air Drag?

  • blainiac
  • · Replies 8 ·
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8

Rotator Drum Balancing: Adding Oil to Improve Balance?

  • Carrollwelding
  • · Replies 5 ·
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5

Automotive Hydroboost on clutch line (car)

  • icor1031
  • · Replies 20 ·
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20

Friction Hinge Design: Calculating Bolt Preload and Torque

  • CarlLyon09
  • · Replies 2 ·
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2

Energy dissipation when a lift stops

  • Majorana
  • · Replies 15 ·
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15

Looking to build a backyard windmill

  • BobJ
  • · Replies 14 ·
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14

Converting angular momentum to linear momentum equivalence

  • Sirsh
  • · Replies 10 ·
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10

Safe flight capsule for commercial airliners

  • majid hussain
  • · Replies 2 ·
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2

Local compliance with Castigliano's theorem

  • swahlgren
  • · Replies 1 ·
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1

Calculating suspension requirements for a cart?

  • beany_bot
  • · Replies 3 ·
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3

Basic hydraulic pump work-energy relationship

  • Ignis24
  • · Replies 1 ·
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1

Linear force > Angular torque > Mechanical advantage

  • Travis McWilliams
  • · Replies 21 ·
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21

Resources on Gear Cutting Machines

  • enJayneering
  • · Replies 2 ·
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2

Blocked pipe = increased air velocity?

  • radonbc
  • · Replies 4 ·
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4
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14
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5

Calculation on a water cooled compressor

  • mariuog
  • · Replies 4 ·
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4

Calculating the force in suspension as a car hits the brakes

  • Ben Reade
  • · Replies 5 ·
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5

Some questions on heat transfer

  • MexChemE
  • · Replies 5 ·
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5

Are there generators that run at 20-50 RPM?

  • ual8658
  • · Replies 11 ·
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11

What bolts and fasteners work best for slider crank mechanism joints?

  • Guest312
  • · Replies 2 ·
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2

Centrifugal Compressor Performance Curve

  • Rahul Mohan P
  • · Replies 1 ·
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1
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2

Designing a Pneumatic Filling Machine

  • siansoft
  • · Replies 2 ·
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2

Propellers on an RC Quadcopter?

  • Metals
  • · Replies 24 ·
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24

Reasoning behind hub-centric and lug-centric wheels ?

  • jim hardy
  • · Replies 25 ·
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25

Air Cannon School Project Firing Paper Projectile

  • Iant720
  • · Replies 1 ·
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1

Identifying a threaded nut for syringe needle connection

  • Heng Li
  • · Replies 4 ·
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4

Use of draft tube in Francis turbine to increase output

  • the_kool_guy
  • · Replies 1 ·
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1