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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.

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How do hydraulic launch systems achieve such high speeds on roller coasters?

jaguar-racing
Feb 5, 2005 · Replies 1 · Feb 7, 2005

Replies: 1

Have You Seen This Amazing Flying Lawnmower?

jammieg
Feb 6, 2005 · Replies 6 · Feb 7, 2005

Replies: 6

Propulsion system for a 6x12 inch bolid traveling 8 meters

lmacintosh
Feb 5, 2005 · Replies 1 · Feb 6, 2005

Replies: 1

Can a Compact, Lightweight Vehicle Revolutionize Personal Transportation?

Bartholomew
Jan 27, 2005 · Replies 25 · Feb 5, 2005

Replies: 25

What engineering is most in demand

EngTechno
Jan 28, 2005 · Replies 3 · Feb 2, 2005

Replies: 3

Which country has better military technology, US or Russia?

EngTechno
Jan 30, 2005 · Replies 12 · Feb 1, 2005

Replies: 12

What Is Bin Tolerance in Gearset Analysis?

analialark
Jan 28, 2005 · Replies 2 · Jan 29, 2005

Replies: 2

Measuring waterwheel efficiency

rattis
Jan 29, 2005 · Replies 2 · Jan 29, 2005

Replies: 2

Recangular Prism: Moment Of Inertia

pyrexyn
Jan 27, 2005 · Replies 2 · Jan 28, 2005

Replies: 2

Minimizing Drag When Flow Over Plate with Hole

mrBrown
Jan 17, 2005 · Replies 1 · Jan 28, 2005

Replies: 1

Volume Flow our of a fire hydrant

lord_temple
Jan 24, 2005 · Replies 1 · Jan 25, 2005

Replies: 1

Amazing Robot Technology Videos

Greg Bernhardt
Jan 24, 2005 · Replies 1 · Jan 24, 2005

Replies: 1

Calculating output force of wind funnel

ed shaw
Jan 22, 2005 · Replies 2 · Jan 23, 2005

Replies: 2

Basic Question: Multiple Torques on same shaft

infamous_Q
Jan 13, 2005 · Replies 8 · Jan 23, 2005

Replies: 8

Navigational Instruments Since Tsunami: Recalibration Needed?

Dayle Record
Jan 13, 2005 · Replies 5 · Jan 23, 2005

Replies: 5

Is the Nylon Tube's Side Curvature an Ellipse Under Inflation?

pyrexyn
Jan 22, 2005 · Replies 1 · Jan 23, 2005

Replies: 1

Linear actuator for air-powered car: 18 in stroke, 25-50 Hz, 100-500 lbs force

urbsurfer
Jan 18, 2005 · Replies 16 · Jan 21, 2005

Replies: 16

How Common Are Satellite Collisions in Space?

tribdog
Jan 13, 2005 · Replies 7 · Jan 21, 2005

Replies: 7

Detecting Dynamic Torque Across a Geared System

Kenneth Mann
Jan 14, 2005 · Replies 5 · Jan 18, 2005

Replies: 5

What is the Future of Micro-Electromechanical Engineering (MEMS)?

EngTechno
Jan 17, 2005 · Replies 1 · Jan 18, 2005

Replies: 1

What is a Four Bar Linkage and How is it Used in Machine Mechanisms?

rachelleteo
Jan 12, 2005 · Replies 8 · Jan 18, 2005

Replies: 8

Shock waves traveling around corners

Terry Giblin
Apr 6, 2004 · Replies 22 · Jan 13, 2005

Replies: 22

What Is Energy Science and Technology?

EngTechno
Jan 12, 2005 · Replies 1 · Jan 13, 2005

Replies: 1

Ways to destroy a hostile asteroid heading toward Earth

EngTechno
Jan 9, 2005 · Replies 10 · Jan 12, 2005

Replies: 10

Deep Impact Mission Sounds Scary?

errorist
Jan 5, 2005 · Replies 27 · Jan 11, 2005

Replies: 27

Resistance in pressure vs. vacuum

jessika
Jan 8, 2005 · Replies 4 · Jan 11, 2005

Replies: 4

Transmission/Gear setup with constant output and variable input?

infamous_Q
Jan 8, 2005 · Replies 4 · Jan 9, 2005

Replies: 4

Antigravity Rotor - New Patent

Rolf Guthmann
Jan 8, 2005 · Replies 1 · Jan 8, 2005

Replies: 1

Wind-up motors large enough to move a small auto

Kenneth Mann
Jan 8, 2005 · Replies 4 · Jan 8, 2005

Replies: 4

Projects for Senior ME's, are these too difficult?

Q_Goest
Jan 6, 2005 · Replies 13 · Jan 8, 2005

Replies: 13

Capturing an Asteroid: Creating Earth's 2nd Moon

errorist
Dec 27, 2004 · Replies 5 · Jan 4, 2005

Replies: 5

Questions about the Function of a Torque Converter

Clausius2
Dec 20, 2004 · Replies 15 · Jan 3, 2005

Replies: 15

Can Jet Engines Run on Hydrogen and Oxygen?

Yapper
Jan 1, 2005 · Replies 4 · Jan 3, 2005

Replies: 4

How Can I Find a Mechanical Engineer for My Motorcycle Hydraulic CVT Design?

one_raven
Dec 25, 2004 · Replies 10 · Dec 30, 2004

Replies: 10

Pressure loss when splitting a 3/4" copper line into multiple branches

lord_temple
Dec 28, 2004 · Replies 9 · Dec 30, 2004

Replies: 9

How much volume and pressure do I need?

Induction Concepts
Dec 12, 2004 · Replies 20 · Dec 30, 2004

Replies: 20

Move 70kg Person without Motors: Ideas to Solve

Unknown2x
Dec 27, 2004 · Replies 4 · Dec 27, 2004

Replies: 4

How does the thermoacoustic freezer work?

mark1
Dec 20, 2004 · Replies 5 · Dec 25, 2004

Replies: 5

Can a Wind Tunnel Bootstrap Itself?

urbsurfer
Dec 1, 2004 · Replies 3 · Dec 23, 2004

Replies: 3

What is torque?

chound
Dec 18, 2004 · Replies 6 · Dec 23, 2004

Replies: 6

Does voltage or amperage affect DC motor torque?

grandad_legin
Dec 18, 2004 · Replies 5 · Dec 20, 2004

Replies: 5

Can SSTO Vehicles Launch from Submersible Positions to Space?

cronxeh
Dec 15, 2004 · Replies 3 · Dec 16, 2004

Replies: 3

Are lifters just electrostatic asymmetry in force application?

japam
Sep 13, 2004 · Replies 6 · Dec 15, 2004

Replies: 6

How do you cut threads in ProE?

Gokul43201
Dec 13, 2004 · Replies 1 · Dec 14, 2004

Replies: 1

What are the basics of building and designing a hovercraft?

Lilchez
Dec 9, 2004 · Replies 1 · Dec 10, 2004

Replies: 1

A couple of questions on Gas/Steam turbines.

mecheng
Dec 1, 2004 · Replies 5 · Dec 5, 2004

Replies: 5

Production costs and efficiency of modern steam cars

wolram
Dec 4, 2004 · Replies 2 · Dec 5, 2004

Replies: 2

Derivation of Stokeslet Green's Function

KRP
Nov 28, 2004 · Replies 2 · Dec 3, 2004

Replies: 2

Why Do Race Cars Heat Their Tires Before a Race?

JBeans
Dec 1, 2004 · Replies 5 · Dec 2, 2004

Replies: 5

Where to find lift and drag formulas for hydrofoil design

DarkMageUnlimited
Nov 28, 2004 · Replies 1 · Nov 30, 2004

Replies: 1

Can Hydraulic Seals Withstand Over 25,000 psi?

BasketDaN
Nov 29, 2004 · Replies 5 · Nov 30, 2004

Replies: 5

Insects depend on vortices to keep them aloft

Gonzolo
Nov 25, 2004 · Replies 5 · Nov 30, 2004

Replies: 5

Using vortex generators or shark skin to speed up flow through a tube

Becks
Nov 26, 2004 · Replies 10 · Nov 30, 2004

Replies: 10

Can you specify line length in AutoCAD instead of drawing and erasing?

tribdog
Nov 29, 2004 · Replies 6 · Nov 29, 2004

Replies: 6

Scientific reasons why airfoils are used to straighten airflow

lucy_b14
Nov 27, 2004 · Replies 4 · Nov 28, 2004

Replies: 4

Herr Doktor von Braun requests your technical advice

Janitor
Sep 26, 2004 · Replies 10 · Nov 27, 2004

Replies: 10

Magneto-Hydro-Dynamis Propulsion

portinari232
Nov 25, 2004 · Replies 1 · Nov 25, 2004

Replies: 1

Opening a mechanical safe without the combination

Averagesupernova
Nov 21, 2004 · Replies 12 · Nov 25, 2004

Replies: 12

Fighter aircrafts have the jet engines buried inside the fuselage

EngTechno
Nov 7, 2004 · Replies 6 · Nov 23, 2004

Replies: 6

Calculating Force Needed to Compress Air From 1 atm

swabbie58
Nov 23, 2004 · Replies 4 · Nov 23, 2004

Replies: 4

Bean bag launcher with mechanical propulsion and catapult trigger

etc
Nov 21, 2004 · Replies 1 · Nov 22, 2004

Replies: 1

Why does air from a fan form a vortex and how do airfoils straighten it?

lucy_b14
Nov 14, 2004 · Replies 2 · Nov 18, 2004

Replies: 2

What are the key concepts in numerical simulations of Ram Accelerator devices?

Clausius2
Nov 5, 2004 · Replies 11 · Nov 17, 2004

Replies: 11

Can inertia be removed or neutralized?

Darkwander
Nov 12, 2004 · Replies 10 · Nov 15, 2004

Replies: 10

Sterling hybrid car, will it work?

mark1
Nov 11, 2004 · Replies 3 · Nov 12, 2004

Replies: 3

Build an Egg Transporter in Physics Class

brice
Nov 6, 2004 · Replies 12 · Nov 11, 2004

Replies: 12

How to find information about ball throwing machines

burak
Nov 3, 2004 · Replies 4 · Nov 10, 2004

Replies: 4

How Do Dimples on Golf Balls Affect Aerodynamics?

Gonzolo
Nov 4, 2004 · Replies 11 · Nov 8, 2004

Replies: 11

How Can I Ensure Constant Tension on a Bobbin with an Electric Motor?

brout
Nov 6, 2004 · Replies 4 · Nov 7, 2004

Replies: 4

Construct Wind-Powered Car for Physics Tourney

ponjavic
Oct 19, 2004 · Replies 13 · Nov 6, 2004

Replies: 13

How do you get a mouse trap car to go forward and then backward?

dxmichelle
Oct 16, 2004 · Replies 7 · Nov 3, 2004

Replies: 7

Which is Better: Single Engine w/5 Gears or 5 Engines w/'Fixed' Propulsion?

Wave's_Hand_Particle
Oct 30, 2004 · Replies 4 · Nov 2, 2004

Replies: 4

Better fuel efficiency through vapor carburators?

lamar
Mar 11, 2004 · Replies 59 · Nov 2, 2004

2

Replies: 59

Regular or Premium: would this ruin it?

The_Professional
Oct 27, 2004 · Replies 3 · Nov 1, 2004

Replies: 3

Airship Modeling: Find Data on Air Temperature, Density, and Pressure

niko2000
Oct 30, 2004 · Replies 2 · Oct 30, 2004

Replies: 2

First year mechanical engineering past papers

Fritz
Oct 28, 2004 · Replies 1 · Oct 29, 2004

Replies: 1

Is Warp Velocity Really the Future of Space Travel?

Wave's_Hand_Particle
Oct 25, 2004 · Replies 9 · Oct 29, 2004

Replies: 9

How do flybys increase a spacecraft's energy?

airbuzz
Oct 27, 2004 · Replies 4 · Oct 27, 2004

Replies: 4

Fluid mechanics force balance question

Fritz
Oct 25, 2004 · Replies 16 · Oct 27, 2004

Replies: 16

Can you determine a flying disc's trajectory analytically?

Gonzolo
Oct 25, 2004 · Replies 1 · Oct 26, 2004

Replies: 1

A simple real-world fluid dynamics question:

danoonez
Oct 24, 2004 · Replies 6 · Oct 25, 2004

Replies: 6

Is my inductance measurement accurate for a pulsed plasma thruster?

airbuzz
Oct 21, 2004 · Replies 8 · Oct 22, 2004

Replies: 8

Determine Force/pressure from air flow?

Induction Concepts
Oct 13, 2004 · Replies 10 · Oct 19, 2004

Replies: 10

Impact pressure (enough info?)

fire
Oct 14, 2004 · Replies 2 · Oct 16, 2004

Replies: 2

Creating a Potato Cannon - Advice Sought

Optimus Chris
Jun 29, 2004 · Replies 14 · Oct 15, 2004

Replies: 14

How to build a scale model of a trebuchet?

Enigma'07
May 16, 2004 · Replies 18 · Oct 11, 2004

Replies: 18

Can Hydroelectric Plants be Improved with Alternative Energy Concepts?

pelastration
Oct 9, 2004 · Replies 3 · Oct 9, 2004

Replies: 3

What is the significance of pursuing reversibility in power plant processes?

mecheng
Oct 4, 2004 · Replies 7 · Oct 7, 2004

Replies: 7

Need useful information on Mech. Eng.

starbaj12
Oct 4, 2004 · Replies 2 · Oct 5, 2004

Replies: 2

How Does Fluid Viscosity Affect Bearing Wear in Lubricated Systems?

meterman
Oct 1, 2004 · Replies 3 · Oct 4, 2004

Replies: 3

Understanding Viscosity and Wear in Hydrodynamic Bearings

meterman
Sep 29, 2004 · Replies 1 · Oct 4, 2004

Replies: 1

IAM SO DESPERATE I with hovercraft project

z24
Sep 22, 2004 · Replies 1 · Sep 23, 2004

Replies: 1

Should I upgrade from AutoCAD 2004 to 2005?

Cod
Aug 18, 2004 · Replies 2 · Sep 23, 2004

Replies: 2

Ground effect on planes (and cars?)

Gonzolo
Sep 6, 2004 · Replies 12 · Sep 17, 2004

Replies: 12

Can Aibo Master a Segway? And What About Asimo's Skateboarding Skills?

Gonzolo
Aug 11, 2004 · Replies 1 · Sep 6, 2004

Replies: 1

Geometric interpretation of Legendre polynomials and orthogonal polynomials

tardon007
Aug 27, 2004 · Replies 1 · Sep 4, 2004

Replies: 1

Key to figuring out gravity and all of its secrets

griffin
Jun 22, 2004 · Replies 9 · Sep 2, 2004

Replies: 9

Vortex Breakdown: Significance in Airplane Design

aerobilal
Aug 17, 2004 · Replies 4 · Sep 1, 2004

Replies: 4

Do Car Spoilers Prevent Vehicles from Taking Flight?

mark1
Jan 5, 2004 · Replies 30 · Aug 29, 2004

2

Replies: 30

Reference Frames: Can an Observer Know He is Accelerating?

tardon007
Aug 27, 2004 · Replies 4 · Aug 28, 2004

Replies: 4

sidebar

Mechanical Engineering

Welcome to the Mechanical Engineering forum!

Mechanical engineering is a branch of engineering that involves the design, analysis, manufacturing, and maintenance of mechanical systems. Mechanical engineers apply principles of physics and materials science to create machinery, devices, and systems that serve a wide range of industries.

They work on projects such as designing engines, developing heating and cooling systems, crafting tools, and improving manufacturing processes. The field encompasses various sub-disciplines, including thermodynamics, fluid mechanics, and mechanics of materials.

Mechanical engineers play a key role in innovation, contributing to advancements in transportation, energy systems, robotics, and countless other areas, ultimately shaping the physical world we inhabit.

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