Mechanical Engineering Forum

Post thread
Join the expert discussion on mechanical engineering topics. This can include topics like the development of machines. Mechatronics, Robotics, Engines, Drafting etc.
CFM and PSI Requirements for Abrasive Blasting 80' Steel Pipe
  • CSI GIL
  • · Replies 9 ·
Replies
9
Aerodynamic Drag Stabilization (Ballistic Application)
  • turbo1889
  • · Replies 9 ·
Replies
9
Moleculer viscosity? Eddy viscosity?
  • hanson
  • · Replies 4 ·
Replies
4
Variable compression ratio engine
  • shreesh
  • · Replies 11 ·
Replies
11
Discussing Advantages/Disadvantages of 2-Stroke Turbocharged CI Engines
  • ank_gl
  • · Replies 4 ·
Replies
4
Turbocharger Efficiency: The Relationship Between PSI and CFM in Car Engineering
  • SilverTT94
  • · Replies 8 ·
Replies
8
Car Design Project - Ideas to Beat Other Cars in Races
  • bigmama
  • · Replies 3 ·
Replies
3
Gasoline Engine Turbocharger Concept.
  • Chevalade
  • · Replies 4 ·
Replies
4
Need Help With Pressure Downstream of Solenoid.
  • Staffy
  • · Replies 3 ·
Replies
3
Solving Steady-State Temperature Distribution
  • thermalguy
  • · Replies 2 ·
Replies
2
Yet another Flow rate question
  • MEdesigner
  • · Replies 9 ·
Replies
9
Advice For Building a WINDTUNNEL
  • jgb768
  • · Replies 18 ·
Replies
18
Determine maximum allowable weight of a load supported by chains
  • Lithlyrian
  • · Replies 4 ·
Replies
4
Looking for a Tiny, Low RPM Motor for a Digital Guitar Tuner? Help Needed!
  • programmer
  • · Replies 3 ·
Replies
3
Fluid Machinery (Gas Turbines and Compressors)
  • CHeema
  • · Replies 3 ·
Replies
3
What are some recommended low speed airfoils for fly-by-wire projects?
  • mleesk
  • · Replies 9 ·
Replies
9
Torque vs Horsepower: Clarifying the Difference
  • jmnew51
  • · Replies 2 ·
Replies
2
Finding Net Pressure force in a pipe
  • Mr. A
  • · Replies 1 ·
Replies
1
Interpreting Complex Eigenvalues in Comsol Analysis
  • ra123
  • · Replies 2 ·
Replies
2
Design pressure & max working pressure
  • wendyv007
  • · Replies 7 ·
Replies
7
Organic Rankine cycle refrigerant expander?
  • matgt
  • · Replies 11 ·
Replies
11
Derivation of Energy Equation in Cylindrical Coordinates
  • clmohn
  • · Replies 6 ·
Replies
6
Can a Single Gas Engine Power a Stable Quadrotor?
  • anchange
  • · Replies 2 ·
Replies
2
Please I need ur Help : Wheel speed
  • haa72
  • · Replies 3 ·
Replies
3
Liquid Flow Calculation in 30ft System with Various Valve Sizes
  • el pablo
  • · Replies 1 ·
Replies
1
Forces on a Sailplane: Study of Flight Dynamics
  • alchemist
  • · Replies 1 ·
Replies
1
Calculating Thermal Conductance with Excel
  • TSN79
  • · Replies 4 ·
Replies
4
SCI-Fair help desperately needed
  • jgb768
  • · Replies 10 ·
Replies
10
Resonance Frequency-modal Analysis
  • ataras
  • · Replies 4 ·
Replies
4
Propulsion system for a single engine propeller driven a/c
  • ravachol
  • · Replies 1 ·
Replies
1
Doing long jump inside aircraft in flight
  • ajaustin
  • · Replies 3 ·
Replies
3
Calculating Weight Pull for a Pulley System
  • warrior chief
  • · Replies 2 ·
Replies
2
Why are diesel engines considered better than gasoline engines?
  • Vivee=)
  • · Replies 22 ·
Replies
22
What Are the Different Types of Beam Cross-Sections?
  • Astronuc
  • · Replies 2 ·
Replies
2
FEM for composites in SolidWorks
  • Jonny_trigonometry
  • · Replies 11 ·
Replies
11
Worm gear or the Spur gear and why
  • wah28
  • · Replies 7 ·
Replies
7
Heat transfer phenomena in frictional welding
  • eks123
  • · Replies 10 ·
Replies
10
Is a Hollow Driveshaft Stronger Than a Solid One?
  • silverbabe
  • · Replies 2 ·
Replies
2
Fire tube boiler-literature review
  • wendyv007
  • · Replies 1 ·
Replies
1
At home engineering fun. disc and rod drum driver
  • JasonLA
  • · Replies 3 ·
Replies
3
Equivalent Lengths (Le/D) for Valves and Fittings
  • MechanicalMan
  • · Replies 4 ·
Replies
4
Electric Catapult Aircraft: Fuel Savings & Noise Reduction
  • Iron Man
  • · Replies 8 ·
Replies
8
FEM modelling of a cantilever beam
  • radou
  • · Replies 13 ·
Replies
13
Motor Sizing Help (Basic Rotational Inertia Problem)
  • dswarrenga
  • · Replies 8 ·
Replies
8
Flame temperature when heavy fuel oil is burnt
  • wendyv007
  • · Replies 1 ·
Replies
1
Flywheel weight,power and torque
  • The Trainee
  • · Replies 8 ·
Replies
8
Manufacturing - Cool things being made
  • Astronuc
  • · Replies 1 ·
Replies
1
Smaller DN on pump than on pipe
  • TSN79
  • · Replies 2 ·
Replies
2
A thermodynamic/aerodynamic doubt.
  • perfectz
  • · Replies 11 ·
Replies
11
Solving Multiple Couples in Structural Engineering Analysis
  • stinlin
  • · Replies 1 ·
Replies
1
Young's Modulus of Simply Supported Beam: Is it True?
  • mahima
  • · Replies 2 ·
Replies
2
Revolutionizing Space Travel: A New Form of Propulsion Without Limitations
  • Mackay1011
  • · Replies 8 ·
Replies
8
Rotary Water Pump Design & Mechanism: Get Expert Help Now
  • Moneim230
  • · Replies 4 ·
Replies
4
Dual-mode exit area scheduling?
  • perfectz
  • · Replies 7 ·
Replies
7
How to calculate maximum torque capability on square drives ? ? ?
  • DAVE1982
  • · Replies 9 ·
Replies
9
What is the purpuse of studying biomechanics?
  • sterproj
  • · Replies 1 ·
Replies
1
Welcome! Discussing Airgun Ballistics
  • RKT
  • · Replies 2 ·
Replies
2
Looking for a gas flow switch/sensor any leads?
  • tdd10
  • · Replies 2 ·
Replies
2
Fluid Column Height Drop Due to Gravity
  • stewartcs
  • · Replies 4 ·
Replies
4
Thermodynamics - Energy analysis of piston-cylinder device
  • eh87
  • · Replies 2 ·
Replies
2
Understanding Valve Spring Bounce in Motor Vehicle Engines
  • enkiduz190
  • · Replies 2 ·
Replies
2
How Do You Calculate Flow Rate from a Spherical Balloon with a Hole?
  • penpepper
  • · Replies 1 ·
Replies
1
Calculate Shaft Radius for Coupling System, 100rpm Rotate
  • neyganesh
  • · Replies 1 ·
Replies
1
What is the Ideal Formula for Calculating Flow Rate of a Fluid?
  • perkhouse
  • · Replies 6 ·
Replies
6
Hertz Contact Stress: Calculating & Comparing Allowable Stress
  • har_rai
  • · Replies 4 ·
Replies
4
'Undersquare' vs. 'Oversquare' pistons? Need Help
  • Crazyevox
  • · Replies 14 ·
Replies
14
Question on centrifugal brakes
  • enkiduz190
  • · Replies 5 ·
Replies
5
Fluid flow question through hose
  • greydient
  • · Replies 3 ·
Replies
3
Schlieren System Setup: Info & Experiences
  • manishnarayan
  • · Replies 1 ·
Replies
1
Calculating Force of Tension in Wire Rope: Bill O'Donnell
  • Bill O'Donnell
  • · Replies 12 ·
Replies
12
The Mystery of Gas-Powered Heat Pumps
  • bobbobwhite
  • · Replies 3 ·
Replies
3
Can a Gear-Pump Be Used as a Motor for a Simple Steam Engine?
  • Inventus
  • · Replies 11 ·
Replies
11
Air Velocity vs generated Pressure
  • Farid
  • · Replies 6 ·
Replies
6
Three Section Telescopic Driveshaft?
  • Cotnginny
  • · Replies 18 ·
Replies
18
Design a mechanism which knocks over can
  • key
  • · Replies 19 ·
Replies
19
How I can calculate the cv of a ball valve
  • gabriel
  • · Replies 3 ·
Replies
3
Does the Neutral Axis Move in a Symmetrical Beam?
  • ripson
  • · Replies 5 ·
Replies
5
Viscosity 5W-30 Oil - Is It Correct?
  • VooDoo
  • · Replies 2 ·
Replies
2
Building a Bicycle with Mechanical Regenerative Braking
  • ambush_xx
  • · Replies 9 ·
Replies
9
Calculating Remaining Label Rows on a Roll Using Gauss' Method
  • Joe Mechanic
  • · Replies 19 ·
Replies
19
The Power of Salt Water: Harnessing Hydrogen & Oxygen
  • LURCH
  • · Replies 3 ·
Replies
3
Question re: Aperture sizes for Resistance to Airflow
  • Fadingtoblack
  • · Replies 5 ·
Replies
5
Stress in rotating ring segment
  • matthewbanar
  • · Replies 7 ·
Replies
7
Increase the mechanical advantage of geared jib crane machine?
  • linda123
  • · Replies 1 ·
Replies
1
Power Required to Pump Air Underwater: Calculate & Analyze Metric Results
  • Rayner
  • · Replies 3 ·
Replies
3
Can Stepped Shafts Be Treated as Beams for Deflection Analysis?
  • rocksy
  • · Replies 1 ·
Replies
1
What Are the Best Online Courses for Finite Element and Numerical Methods?
  • tomcenjerrym
  • · Replies 8 ·
Replies
8
Can RPT Machines Be Upgraded with Low-Cost Laser Technology for 3D Printing?
  • makethings
  • · Replies 3 ·
Replies
3
Hyperdrive Feasibility: German and US Army Developments | New Scientist
  • Nevek
  • · Replies 3 ·
Replies
3
Aircraft Materials: Jumbo Jets 787, A380 | Get Info in 1 Month
  • perfectz
  • · Replies 5 ·
Replies
5
Why Does Flow Become Supersonic in the Diverging Section of a Nozzle?
  • ank_gl
  • · Replies 1 ·
Replies
1
How Do You Design an Internal Combustion Engine Focusing on the Connecting Rod?
  • linda123
  • · Replies 1 ·
Replies
1
Thrust Vectoring Design Project - Unleash Your Ideas!
  • Aero Stud
  • · Replies 26 ·
Replies
26
New Concept Engine Design: Get Feedback Now
  • django
  • · Replies 21 ·
Replies
21
Carbon Steel Pipes to API 5L Grade B Standard Weight
  • danapillai
  • · Replies 1 ·
Replies
1
Least fuel consumed from point A to B with no time constraint
  • poiney
  • · Replies 7 ·
Replies
7
How Can I Start Modeling a Heat Pipe?
  • Cerpin Taxt
  • · Replies 1 ·
Replies
1
Need help in designing cylindrical robot arm
  • kennykck
  • · Replies 4 ·
Replies
4
Can a Steam Engine Be Made with Carbon Fiber Components?
  • miloziz
  • · Replies 12 ·
Replies
12
Calculating Torque Needed for M20x100
  • miloziz
  • · Replies 3 ·
Replies
3