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General Engineering Forum

Join the discussion of general engineering topics. The design, building, and use of engines, machines, and structures. Use the forum for any engineering topics not applicable to the specific categories.

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Accuracy of timing in sports (Olympic Games)

Feb 15, 2014 · Replies 17 · Feb 20, 2014

Replies: 17

Views: 8K

Help Needed: Delivering Substance 300' Underwater Without an Engineering Degree

Feb 18, 2014 · Replies 5 · Feb 20, 2014

Replies: 5

Views: 2K

Vibration Control in Exhaust System

Feb 15, 2014 · Replies 1 · Feb 16, 2014

Replies: 1

Views: 5K

Bandwidth & GFSK: Calculate Data Rate & Increase Frequency?

Feb 14, 2014 · Replies 9 · Feb 16, 2014

Replies: 9

Views: 6K

Designing Ailerons for School Project Wing

Feb 11, 2014 · Replies 2 · Feb 15, 2014

Replies: 2

Views: 5K

DC Motor System for Car Battery: Can I Achieve Inexpensively?

Feb 15, 2014 · Replies 1 · Feb 15, 2014

Replies: 1

Views: 2K

Calculating Bolt Selection for Butt Joint Connections

Feb 9, 2014 · Replies 7 · Feb 15, 2014

Replies: 7

Views: 6K

FPGA-Based System Design with Multiplexed Ring Oscillators

Feb 13, 2014 · Replies 2 · Feb 15, 2014

Replies: 2

Views: 3K

How does the viscosity of a fluid change with temperature in a rotating system?

Feb 8, 2014 · Replies 7 · Feb 13, 2014

Replies: 7

Views: 2K

How to Optimize a Multi-Diameter Shaft with Varied Components in MATLAB?

Feb 11, 2014 · Replies 1 · Feb 12, 2014

Replies: 1

Views: 3K

Tensile Overpressure: How to Trap a Liquid-Filled Fracture?

Feb 11, 2014 · Replies 1 · Feb 11, 2014

Replies: 1

Views: 2K

Making an aerofoil with a cantilever

Jan 30, 2014 · Replies 4 · Feb 9, 2014

Replies: 4

Views: 3K

How Much Torque is Needed for a 12V DC Motor to Operate a 10kg Vertical Ram?

Feb 8, 2014 · Replies 7 · Feb 9, 2014

Replies: 7

Views: 5K

Conserving Heat & Steam at Refineries: Ideas & Solutions

Feb 6, 2014 · Replies 4 · Feb 9, 2014

Replies: 4

Views: 5K

A piston with adjustable resistance?

Feb 8, 2014 · Replies 2 · Feb 8, 2014

Replies: 2

Views: 3K

Finding the Perfect DC Motor for Your Small Robotic Platform

Feb 7, 2014 · Replies 2 · Feb 8, 2014

Replies: 2

Views: 4K

What is the significance of translating binary code?

Feb 7, 2014 · Replies 4 · Feb 7, 2014

Replies: 4

Views: 2K

Cantilever spreadsheet for dummies

Jan 30, 2014 · Replies 2 · Feb 7, 2014

Replies: 2

Views: 3K

Thickness of Plate to withstand 100psi

Feb 5, 2014 · Replies 14 · Feb 6, 2014

Replies: 14

Views: 17K

Creating homemade motion sensor to camera

Feb 5, 2014 · Replies 2 · Feb 6, 2014

Replies: 2

Views: 2K

Rectangular vs Tapered vs Elliptical Wing planform

Feb 5, 2014 · Replies 3 · Feb 5, 2014

Replies: 3

Views: 7K

Two basic types of horizontal stabilizer systems

Feb 4, 2014 · Replies 4 · Feb 4, 2014

Replies: 4

Views: 3K

Why air conditioner evaporation cools

Feb 3, 2014 · Replies 9 · Feb 3, 2014

Replies: 9

Views: 3K

How do you calculate the theoretical packs per minute of a machine

Feb 2, 2014 · Replies 1 · Feb 3, 2014

Replies: 1

Views: 4K

Finding base circle with coordinates of two points of involute curve

Jan 22, 2014 · Replies 6 · Feb 2, 2014

Replies: 6

Views: 4K

Essential Multimeter Features for Accurate PC Repair for Techs

Dec 27, 2013 · Replies 20 · Feb 2, 2014

Replies: 20

Views: 4K

What Causes Light Emission in Ionized and Excited Atoms?

Jan 18, 2014 · Replies 15 · Feb 1, 2014

Replies: 15

Views: 3K

How can I differentiate between alpha particles and helium in an enclosed space?

Jan 30, 2014 · Replies 5 · Jan 31, 2014

Replies: 5

Views: 2K

Hydraulic oil not susceptible to temperature fluctuation

Jan 28, 2014 · Replies 6 · Jan 29, 2014

Replies: 6

Views: 3K

Calculating LEV face velocity to hold plate in place.

Jan 28, 2014 · Replies 1 · Jan 28, 2014

Replies: 1

Views: 3K

Control of electrical equipment via phone/internet

Jan 28, 2014 · Replies 1 · Jan 28, 2014

Replies: 1

Views: 2K

Mechanics - factored self weight of an object

Jan 27, 2014 · Replies 2 · Jan 27, 2014

Replies: 2

Views: 4K

Turbine engine burner can hole size

Jan 23, 2014 · Replies 5 · Jan 27, 2014

Replies: 5

Views: 3K

A couple questions about a hot room concept.

Jan 26, 2014 · Replies 4 · Jan 27, 2014

Replies: 4

Views: 2K

Maximum Spring Constant for 0.5 cm Length Spring: Does Radius Play a Role?

Dec 29, 2013 · Replies 12 · Jan 26, 2014

Replies: 12

Views: 17K

Tesla Turbine: PSI Estimation and Reverse Operation

Jan 25, 2014 · Replies 11 · Jan 26, 2014

Replies: 11

Views: 5K

What shapes inside a wireless wooden speaker can amplify sound?

Jan 9, 2014 · Replies 20 · Jan 26, 2014

Replies: 20

Views: 17K

1st and 2nd moment of interia of curves and surfaces

Jan 25, 2014 · Replies 2 · Jan 25, 2014

Replies: 2

Views: 3K

Gyroscope Measurement and Angular Rates

Aug 15, 2013 · Replies 7 · Jan 24, 2014

Replies: 7

Views: 10K

Designing a crystal decanter cleaning apparatus

Jan 16, 2014 · Replies 5 · Jan 21, 2014

Replies: 5

Views: 4K

Suspension design for medical stretcher

Jan 16, 2014 · Replies 16 · Jan 21, 2014

Replies: 16

Views: 4K

A paper about Planar Interferometer Arrays

Jan 20, 2014 · Replies 3 · Jan 21, 2014

Replies: 3

Views: 2K

How can I derive the equation for calculating pump horsepower?

Jan 21, 2014 · Replies 1 · Jan 21, 2014

Replies: 1

Views: 2K

How can I build a high volume water filtration system for ag-processing?

Jan 19, 2014 · Replies 3 · Jan 20, 2014

Replies: 3

Views: 3K

Impact Toughness of Materials: Charpy Testing Explained

Jan 16, 2014 · Replies 1 · Jan 19, 2014

Replies: 1

Views: 2K

What is this strange instrument made of brown and grey metal strips?

Jan 19, 2014 · Replies 1 · Jan 19, 2014

Replies: 1

Views: 2K

Prevent/Remove Duct Wall Buildup Without Stopping Flow

Jan 17, 2014 · Replies 2 · Jan 19, 2014

Replies: 2

Views: 2K

Can Electrostatic Precipitation Improve Air Quality in a Homemade Clean Room?

Jan 10, 2014 · Replies 4 · Jan 18, 2014

Replies: 4

Views: 4K

EMG vs ECG Electrodes: Can ECG be Used as a Substitute?

Jan 18, 2014 · Replies 1 · Jan 18, 2014

Replies: 1

Views: 2K

I, Robot (the book) Solar Energy Gathering anyone?

Jan 17, 2014 · Replies 6 · Jan 18, 2014

Replies: 6

Views: 2K

What Causes the Different Colors of the Aurora?

Jan 12, 2014 · Replies 8 · Jan 17, 2014

Replies: 8

Views: 4K

What is blue glow in vacuum tubes?

Jan 10, 2014 · Replies 17 · Jan 16, 2014

Replies: 17

Views: 21K

Pressure Coating Issues: Even Layer Not Achieved

Jan 15, 2014 · Replies 4 · Jan 16, 2014

Replies: 4

Views: 3K

Savox SB2272MG Digital Servo: Precise Enough for Sinusoidal Motion?

Jan 10, 2014 · Replies 3 · Jan 15, 2014

Replies: 3

Views: 2K

Geolocation of emitters using an interferometer array

Dec 21, 2013 · Replies 9 · Jan 14, 2014

Replies: 9

Views: 3K

Build a Square Spiral Scissor Lift for VEX Worlds

Jan 11, 2014 · Replies 3 · Jan 13, 2014

Replies: 3

Views: 3K

How to find torque on planet carrier

Jan 12, 2014 · Replies 3 · Jan 13, 2014

Replies: 3

Views: 5K

How can I use a pressure sensor to detect drum hits for my lighting rig?

Dec 20, 2013 · Replies 32 · Jan 13, 2014

2

Replies: 32

Views: 9K

Understanding Cell Phone Wiring for House Hold Phone Jacks

Jan 12, 2014 · Replies 2 · Jan 12, 2014

Replies: 2

Views: 2K

Compress Methane Safely Without Risk of Explosion - Sam

Dec 9, 2013 · Replies 12 · Jan 10, 2014

Replies: 12

Views: 8K

Airbags Simulation: Learn How to Do It & Can Solidworks Help?

Jan 1, 2014 · Replies 3 · Jan 10, 2014

Replies: 3

Views: 3K

Is the reported demand for Engineers inflated?

Nov 30, 2013 · Replies 16 · Jan 10, 2014

Replies: 16

Views: 6K

Projectile Blast Containment Calculations

Sep 19, 2013 · Replies 15 · Jan 10, 2014

Replies: 15

Views: 24K

Why Does the Incline Angle Start Differently in Fluid Dynamics Problems?

Jan 9, 2014 · Replies 2 · Jan 9, 2014

Replies: 2

Views: 2K

Civil Engineering is the easiest Engineering discipline?

Dec 27, 2013 · Replies 9 · Jan 9, 2014

Replies: 9

Views: 16K

What are the Issues with Airborne Structures/Circuits in Electronics?

Jan 9, 2014 · Replies 1 · Jan 9, 2014

Replies: 1

Views: 2K

What does speed motor spec mean?

Jan 8, 2014 · Replies 1 · Jan 8, 2014

Replies: 1

Views: 4K

Question about horsepower for car

Jan 5, 2014 · Replies 5 · Jan 8, 2014

Replies: 5

Views: 2K

Does Holding a Motor Lifting a Weight Increase the Load on Your Arm?

Jan 8, 2014 · Replies 1 · Jan 8, 2014

Replies: 1

Views: 2K

V-22 Osprey stabilization during takeoff.

Jan 2, 2014 · Replies 11 · Jan 7, 2014

Replies: 11

Views: 10K

A good Robotics project for an Engineering Physics undergrad

Dec 23, 2013 · Replies 3 · Jan 7, 2014

Replies: 3

Views: 3K

Differences Between Different Thermo Classes

Dec 31, 2013 · Replies 1 · Jan 5, 2014

Replies: 1

Views: 4K

Analyzing a Multi-storey multi-bay frame subjected to lateral load

Jan 5, 2014 · Replies 2 · Jan 5, 2014

Replies: 2

Views: 3K

Force at point A and E (Static Equilibrium)

Jan 3, 2014 · Replies 5 · Jan 4, 2014

Replies: 5

Views: 2K

Advice and opinions on hydraulic drive buggy

Jan 3, 2014 · Replies 2 · Jan 3, 2014

Replies: 2

Views: 4K

Bad bolt/washer or missing nut?

Dec 31, 2013 · Replies 10 · Jan 3, 2014

Replies: 10

Views: 7K

How do bar code scanners read a bar code from a cell phone screen?

Jan 1, 2014 · Replies 1 · Jan 1, 2014

Replies: 1

Views: 3K

Maximizing Energy Efficiency with Flywheel Energy Storage

Dec 27, 2013 · Replies 3 · Dec 31, 2013

Replies: 3

Views: 3K

Question about temperature and Specific Weight

Dec 30, 2013 · Replies 4 · Dec 30, 2013

Replies: 4

Views: 2K

How much load is going through the bolts

Dec 20, 2013 · Replies 38 · Dec 29, 2013

2

Replies: 38

Views: 12K

Mechanism for a wheelchair exercise machine

Dec 28, 2013 · Replies 1 · Dec 29, 2013

Replies: 1

Views: 3K

Hypothetical Hollow Steel Sphere: collapse from outside pressure

Dec 27, 2013 · Replies 3 · Dec 29, 2013

Replies: 3

Views: 5K

Allowable Deflection of a Cantilevered Beam

Dec 27, 2013 · Replies 3 · Dec 28, 2013

Replies: 3

Views: 4K

Using nanotubes as stem cell straws

Dec 28, 2013 · Replies 1 · Dec 28, 2013

Replies: 1

Views: 3K

Finding normal modes of a 3D object

Oct 18, 2013 · Replies 8 · Dec 28, 2013

Replies: 8

Views: 6K

Use 'Kinect' as a motion sensor's receiver

Dec 17, 2013 · Replies 5 · Dec 27, 2013

Replies: 5

Views: 3K

How to trace/cut a perfect epicycloid?

Dec 12, 2013 · Replies 11 · Dec 26, 2013

Replies: 11

Views: 7K

Can Regenerative Brakes Improve Efficiency on Non-Electric Vehicles?

Dec 19, 2013 · Replies 5 · Dec 26, 2013

Replies: 5

Views: 3K

Liquid Slosh and Vehicle Stability

Dec 26, 2013 · Replies 4 · Dec 26, 2013

Replies: 4

Views: 2K

What is the optimal blade angle for a turbine engine?

Dec 20, 2013 · Replies 25 · Dec 24, 2013

Replies: 25

Views: 7K

How to Generate Hydrogen and Oxygen

Dec 8, 2013 · Replies 5 · Dec 24, 2013

Replies: 5

Views: 3K

Exciting new areas of research?

Dec 24, 2013 · Replies 1 · Dec 24, 2013

Replies: 1

Views: 2K

Carnot efficiency vs thermal efficiency

Dec 22, 2013 · Replies 1 · Dec 22, 2013

Replies: 1

Views: 14K

How to fit distribution models for a frequency analysis?

Dec 21, 2013 · Replies 2 · Dec 21, 2013

Replies: 2

Views: 2K

WW2 Airplane Submarine: Can it Really Run Underwater?

Dec 21, 2013 · Replies 5 · Dec 21, 2013

Replies: 5

Views: 3K

Rod Bearing Load Estimate for 90 ft-lbs Torque Starter Motor

Oct 23, 2013 · Replies 30 · Dec 21, 2013

2

Replies: 30

Views: 7K

How Can I Connect Two Switches to One Hot Wire?

Dec 20, 2013 · Replies 4 · Dec 21, 2013

Replies: 4

Views: 2K

Calculating Beam Load Proportionality with Point Loads

Dec 20, 2013 · Replies 1 · Dec 20, 2013

Replies: 1

Views: 2K

Some numbers with wind turbines

Dec 19, 2013 · Replies 2 · Dec 20, 2013

Replies: 2

Views: 2K

How to Interface 8086 to a Single 8-Bit Wide RAM

Dec 18, 2013 · Replies 3 · Dec 18, 2013

Replies: 3

Views: 4K

General Engineering

Engineering is a diverse and applied field that involves the application of scientific principles and mathematical methods to design, create, and optimize solutions for real-world problems.

Engineers use their analytical and problem-solving skills to innovate and develop technologies across various domains such as civil, mechanical, electrical, and aerospace engineering. The discipline encompasses the design of structures, machines, systems, and processes, with a focus on efficiency, functionality, and safety.

Engineers play a crucial role in shaping the modern world, contributing to advancements in infrastructure, transportation, communication, and numerous other technological domains.

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