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.
  • Sticky
Automotive Race car suspension Class
  • · Replies 2K ·
60
Replies
2K
Views
856K
  • Sticky
Find 3D Printer & Software Resources for Prototype Creation
  • · Replies 19 ·
Replies
19
Views
13K
  • Sticky
Insights When Vehicle Power Dictates Acceleration - Comments
  • · Replies 35 ·
2
Replies
35
Views
13K
  • Sticky
References for Design Engineers (Must Haves)
  • · Replies 27 ·
Replies
27
Views
36K
Convert Circular motion into figure-8 shaped loop
  • · Replies 17 ·
Replies
17
Views
1K
Why Is Fan Suction/Intake So Weak Compared to Exhaust?
  • · Replies 19 ·
Replies
19
Views
1K
Machining Aerogel
  • · Replies 7 ·
Replies
7
Views
844
A practical way to vaporize fuel for high MPG?
  • · Replies 39 ·
2
Replies
39
Views
3K
Piston suction pump versus external gear pump as vacuum pump
  • · Replies 53 ·
2
Replies
53
Views
2K
How does the thickness of a clamp affect its ability to transmit torque?
  • · Replies 8 ·
Replies
8
Views
4K
Piston pumps versus internal gear pumps for modern engines
  • · Replies 3 ·
Replies
3
Views
298
Hydraulic Cylinder Held In Place Until Needed
  • · Replies 18 ·
Replies
18
Views
690
Wait 24 hours before powering up A/C or fridge?
  • · Replies 15 ·
Replies
15
Views
1K
Winch rope force to pull back a folding canopy
  • · Replies 9 ·
Replies
9
Views
694
Air compressor pump HP requirement?
  • · Replies 9 ·
Replies
9
Views
479
UV filter for home central heating?
  • · Replies 17 ·
Replies
17
Views
932
Measuring Deer Antler Volume
  • · Replies 85 ·
3
Replies
85
Views
5K
A complex spring's structural analysis
  • · Replies 7 ·
Replies
7
Views
1K
Automotive Looking for dyno verified experiences with turbocharged 2-strokes
  • · Replies 2 ·
Replies
2
Views
1K
Can you get pulled under a train?
  • · Replies 36 ·
2
Replies
36
Views
3K
Local pressures in turbocharger housing?
  • · Replies 11 ·
Replies
11
Views
1K
Turbo vs naturally aspirated engine power band width around peak power
  • · Replies 6 ·
Replies
6
Views
770
Impractical 3D gears model for robotics
  • · Replies 0 ·
Replies
0
Views
838
Flexure Plate FEA Validation
  • · Replies 4 ·
Replies
4
Views
1K
Belt C-C distance to Tension
  • · Replies 5 ·
Replies
5
Views
1K
2:1 Pulley Question
  • · Replies 8 ·
Replies
8
Views
939
Technical Analysis on Titan Sub (Titanic Sub)
  • · Replies 275 ·
10
Replies
275
Views
21K
Turbocharging carbureted petrol 2 stroke engines
  • · Replies 123 ·
5
Replies
123
Views
31K
Calculate minimum RPM to self-balance a CMG on two legs
  • · Replies 6 ·
Replies
6
Views
703
HP Required to move a robot 10meters at 1.5m/sec
  • · Replies 7 ·
Replies
7
Views
639
Bubble formation in 4 mm gap vessel
  • · Replies 6 ·
Replies
6
Views
805
Physics of Stretch: What pressure does a band apply on a cylinder?
  • · Replies 8 ·
Replies
8
Views
903
Questions about the Tesla turbine
  • · Replies 8 ·
Replies
8
Views
3K
Thread No-Go plug gage allows 3 turns to enter. That's too many!
  • · Replies 6 ·
Replies
6
Views
816
What type of toilet do I have?
  • · Replies 4 ·
Replies
4
Views
682
Automotive What Type of Motor is Best for Controlling Slider Crank Motion?
  • · Replies 3 ·
Replies
3
Views
3K
Automotive Why Do BMW Engines Suffer from Rod Bearing Issues?
  • · Replies 5 ·
Replies
5
Views
967
Soft/Stable Movement for Parallelogram Mount with Wheel + Printhead
  • · Replies 1 ·
Replies
1
Views
685
Query on Isentropic relationships (such as PV^gamma = constant)
  • · Replies 1 ·
Replies
1
Views
753
Cantilever help
  • · Replies 6 ·
Replies
6
Views
732
What's the most likely cause for this carbon seal crack?
  • · Replies 8 ·
Replies
8
Views
853
I need help, please, designing a pool sensor for breaking . . .
  • · Replies 2 ·
Replies
2
Views
741
What Could Cause Issues with a Dry Sump Pump Upgrade to a Four-Stage System?
  • · Replies 18 ·
Replies
18
Views
2K
Making a compressor from a steam engine or Tesla Turbine
  • · Replies 9 ·
Replies
9
Views
897
Engineering task: How prevent metal balls from getting stuck when flowing down and out of a cylindrical container?
  • · Replies 7 ·
Replies
7
Views
2K
Mechanical Advantage on Gym Machines
  • · Replies 3 ·
Replies
3
Views
835
How Can an Engineer Assist in Evaluating My Generator Design Idea?
  • · Replies 1 ·
Replies
1
Views
778
How to estimate enthalpy change across a compressor in simple vapor compression cycle
  • · Replies 1 ·
Replies
1
Views
816
Calculate waterflow on inclined plane
  • · Replies 12 ·
Replies
12
Views
3K
Designing a Mechanism for Two Half Circles' Synchronous Rotation
  • · Replies 1 ·
Replies
1
Views
2K
Rankine vs. Stirling Engine
  • · Replies 5 ·
Replies
5
Views
1K
Can a Spiral or Conical spring oscillate many times?
  • · Replies 5 ·
Replies
5
Views
1K
Question about transient temperature and pressure for air flowing into a box
  • · Replies 1 ·
Replies
1
Views
1K
Measurement of actual CO2 mass emitted from a diesel engine
  • · Replies 6 ·
Replies
6
Views
3K
Transmission problem involving oscillating arm
  • · Replies 10 ·
Replies
10
Views
2K
Modern US locomotive design and operation
  • · Replies 25 ·
Replies
25
Views
5K
Doublet flow in Fluid Dynamics between two spheres or cylinders
  • · Replies 0 ·
Replies
0
Views
2K
How is bacteria added to a septic tank?
  • · Replies 13 ·
Replies
13
Views
2K
Roll forming question about step-up
  • · Replies 7 ·
Replies
7
Views
1K
Roll forming question
  • · Replies 14 ·
Replies
14
Views
2K
Calibrating Pump/Venturi (Air) in a Closed Recirculating Water System
  • · Replies 1 ·
Replies
1
Views
942
Grease Flow in Ball Joint, Path of Least Resistance?
  • · Replies 4 ·
Replies
4
Views
1K
Likely very simple Beam calcs...
  • · Replies 4 ·
Replies
4
Views
1K
A question about the trajectory of movement
  • · Replies 11 ·
Replies
11
Views
1K
Crazy idea for battle bot. Can it work?
  • · Replies 3 ·
Replies
3
Views
2K
Waterfall plot of an PMSM
  • · Replies 1 ·
Replies
1
Views
982
Disengagement of a multi plate clutch
  • · Replies 21 ·
Replies
21
Views
3K
Pneumatic Air Tools - Hose / Compressor Friction Loss?
  • · Replies 3 ·
Replies
3
Views
1K
Are Kitchen and Bathroom Exhaust Fans Sufficient to Ventilate a Home?
  • · Replies 8 ·
Replies
8
Views
2K
Powder coating: way to add more positive charge?
  • · Replies 3 ·
Replies
3
Views
3K
Characterization of a valve
  • · Replies 17 ·
Replies
17
Views
2K
How Does a Gravity Battery Work and Why Doesn't It Sustain Long Energy Output?
  • · Replies 18 ·
Replies
18
Views
2K
Calculating enthalpies of gas mixtures
  • · Replies 3 ·
Replies
3
Views
2K
Do engineers working on high-tech applications make approximations?
  • · Replies 32 ·
2
Replies
32
Views
3K
3D printers for mechanical engineering
  • · Replies 1 ·
Replies
1
Views
2K
Area Distribution Around Stays in EN 12953 Boiler Standard (10.2.8)
  • · Replies 0 ·
Replies
0
Views
1K
Automotive Topology optimization of an engine's cylinder block
  • · Replies 14 ·
Replies
14
Views
1K
Film Advance system research for DIY Camera
  • · Replies 4 ·
Replies
4
Views
4K
Help! I need to find the speed of a conveyor to keep consistent gaps
  • · Replies 6 ·
Replies
6
Views
1K
Is there a reason to use a woodruff key instead of a straight key?
  • · Replies 17 ·
Replies
17
Views
2K
Bolt with spacers securing I-beam to floor
  • · Replies 16 ·
Replies
16
Views
2K
Stopping/blocking low-frequency rumble from pool heater
  • · Replies 6 ·
Replies
6
Views
3K
Help Designing a Brake Please
  • · Replies 5 ·
Replies
5
Views
1K
Torsion: Simple Question about a Pulley and an Axle
  • · Replies 1 ·
Replies
1
Views
2K
How does pulling a string start a lawnmower or a weed eater?
  • · Replies 76 ·
3
Replies
76
Views
5K
Can an axle connected to a wheel transmit momentum to the plate to which it is attached?
  • · Replies 11 ·
Replies
11
Views
2K
Flowrate through an elliptical cross section of an oblique liquid jet
  • · Replies 11 ·
Replies
11
Views
2K
Increase horsepower with steam in piston gasoline engine?
  • · Replies 6 ·
Replies
6
Views
1K
Using a motor to spin two discs in opposite directions
  • · Replies 6 ·
Replies
6
Views
2K
Mechanisms for multiaxis vibration
  • · Replies 0 ·
Replies
0
Views
1K
Automotive I need help with opening a large gas filter separator without a crane
  • · Replies 12 ·
Replies
12
Views
2K
How can I avoid Foaming in my cutting fluid tank? (attached drawing for reference)
  • · Replies 18 ·
Replies
18
Views
3K
BLDC Motor - Finding out how many Pairs of Poles and the difference with PMSM
  • · Replies 6 ·
Replies
6
Views
4K
Spring-loaded trigger stays in position after impact
  • · Replies 15 ·
Replies
15
Views
2K
Need to identify these car components
  • · Replies 6 ·
Replies
6
Views
1K
Automotive Steering Force, Determining the Lever Arm
  • · Replies 9 ·
Replies
9
Views
2K
Rated Current and Current in mini split Air Conditioner
  • · Replies 4 ·
Replies
4
Views
3K
Calculating power dissipated in a heat exchanger
  • · Replies 4 ·
Replies
4
Views
1K
Calculating how a car consumes energy (gasoline)
  • · Replies 8 ·
Replies
8
Views
1K
Automotive Brake Ventilation Air Duct Design
  • · Replies 8 ·
Replies
8
Views
2K
Mechanics 101 question - splicing line to chain
  • · Replies 23 ·
Replies
23
Views
2K
Static pressure tubes vs pitot tubes
  • · Replies 2 ·
Replies
2
Views
2K
Centrifugal blower ringing?
  • · Replies 22 ·
Replies
22
Views
4K
Bell siphon: output rate multiple times higher than the input rate?..
  • · Replies 8 ·
Replies
8
Views
2K