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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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Low-Cost Object Detection System Using ESP32-CAM – Approach, Challenges
1K threads
Electronics Low-Cost Object Detection System Using ESP32-CAM – Approach, Challenges
Find the Best Hand Vacuum Pump for Long-Term Use
  • leroyjenkens
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Can a Detent Switch Prevent Brake System Failures?
  • Filoe16
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10
Optimal control: non-zero target control
  • diminho
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4
Water recycle system (regarding what is the CFC system)
  • MariusM
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4
Subdivision waterline 2 hour pressure test calculation
  • bcdrafter
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6
Design Phases/Stages - Order & Explanation
  • Jack8rkin
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9
Is programming important in engineering?
  • YYaaSSeeRR
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5
Is Quantum Field Theory currently used in engineering?
  • spongehateworl
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1
How can I make a live microphone?
  • adjacent
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6
What if everything was done at the command of the voice?
  • DGonzo2015
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14
Can Patents Really Work? Expert Advice from Ramone
  • ramonegumpert
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14
Structural Design Philosophies?
  • jnlbctln
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High School Student looking for insight regarding engineering
  • SeanLM
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3
Statics Problem Help | Get Expert Assistance Now
  • Jesus Trinidad
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1
German vs Japanese Industry: Which Country Reigns Supreme in Heavy Industries?
  • YYaaSSeeRR
  • · Replies 11 ·
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11
How to combine instrument uncertainty with deviation
  • Celder
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1
Electrolysis of water to make transporting easier
  • nige1234
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2
Higher efficiency in spray painting metal tanks.
  • siddharth23
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6
Node numbering scheme for Fem problems
  • Ronankeating
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3
Calculating buckling strength of steel pipe for non-axial load
  • sudnak
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8
Can't wait for my first Arduino meeting tomorrow?
  • MinnesotaState
  • · Replies 16 ·
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16
How Things Are Made: Learn the Process from Raw Materials to Factory
  • Avichal
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7
Do bulletproof vests protect against punches and hammer blows?
  • tade
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1
How much heat can I get from the sun?
  • zzinfinity
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4
Good introductory engineering books
  • accioquote
  • · Replies 5 ·
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What do you think about engineering?
  • Jingyi
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Question regarding y-axis units in FFT
  • lennybogzy
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What is the difference in the shown waveforms conceptually?
  • dexterdev
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3
Damp dirt under great, sudden, pressure, acts like liquid?
  • Spinnor
  • · Replies 5 ·
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5
Visualizing Math: Tips & Tricks for Newbies
  • Late Bloomer
  • · Replies 4 ·
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4
Cell phone tips (for visually challenged users)
  • biferi
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1
Engineering RFP / specs.: Restricting country of origin.
  • rollingstein
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4
Seeing Orthogonal views in 3-D?
  • Matriculator
  • · Replies 5 ·
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5
Good online or physical location junk/scrap electronics,science
  • andrewkg
  • · Replies 4 ·
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4
Need advice on capturing sound
  • baketrab
  • · Replies 4 ·
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4
Verifying a 2.5mm Hole: IR Light Sensor Solution?
  • fitz_calc
  • · Replies 4 ·
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4
How could the top of an airplane fuslage be on fire without exploding?
  • Moose_Ryder
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8
Putting videos into the public domain
  • ramonegumpert
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4
Mechanical or Civil Engineering: Which Should I Choose?
  • jackkingsford
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A book about basic water machines/properties/flow ?
  • christian0710
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4
Solving Euler-Bernoulli Beam Equation: Second Area of Moment
  • mike amory
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7
What is the average day of an Engineer?
  • strategos1618
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4
How can I solve for beta and gamma in a cartesian vector addition problem?
  • whynot314
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How to calculate permanent load?
  • AngelEdge
  • · Replies 1 ·
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1
Designing a DIY Wireless Car Remote: Steps and Resources
  • hardyboy16jm
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5
Where Can I Find Online Lessons and Projects for Early Engineering Learning?
  • azula
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Moment Analysis: Sign Conventions & Force Selection
  • aahas3
  • · Replies 1 ·
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Need assistance designing irrigation system
  • sterns
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2
How Can I Build a Backyard Wave Pool for Surfing?
  • mnpoly
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2
Intuitiveness of EE/ME versus SE
  • aqueoushaze
  • · Replies 1 ·
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1
What kind of wood should I use for a platform that holds 200 lbs
  • theBEAST
  • · Replies 3 ·
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3
Computer Engineering or Computer Science Major?
  • Computerwiz
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Different Branches of Engineering
  • KTS
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Optimal control, Fourier transform, operating system, multimedia and w
  • iii
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Is there an intrinsically safe combustible dust monitor for wood pellets?
  • Avis
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Is civil engin. the lowest of the lowest when it comes to engineer?
  • jacksonkulakow
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Calculating the strain in three different ways - experimental error?
  • Cottontails
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Efficient Tunnel Inspection Methods: Seeking Suggestions
  • Axefly
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6
Which EIT Exam Should I Take for the Best Career Outlook?
  • irchrisr
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Minimal Dimensions for Maximum Bending Moment
  • Sumdog
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4
Confusion between Comp. Eng. and Comp. Science
  • CompGuy
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3
Water Does Not Leak Back To The Other Side.
  • Dug Fmjamul
  • · Replies 19 ·
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19
What Does Error: Unclassifiable Statement Mean?
  • saida29
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1
Water requirement to extinguish fire ?
  • davekardle
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5
Is Engineering as Fulfilling as It Seems?
  • Kholdstare
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Reference materials to understand methods of solar-powered cooling
  • Loboguy
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Model Flow Pressure in Branch Pipe
  • Nevonis
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5
At what pressure / capacity does co-generation become viable?
  • rollingstein
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8
Identifying the Purpose of a Tower: A Scientific Inquiry
  • t3rom
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Constraint Matrix Role in Global Matrix Assembly
  • Ronankeating
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4
Engineering Ideas for preventing a fire at a tyre recycling plant ?
  • davekardle
  • · Replies 11 ·
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11
Structural integrity and partial vacuums
  • Havoko_o
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3
News Afghanistan B747 Crash: Inbalance Loads Lead to Stall
  • Andre
  • · Replies 10 ·
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10
Organizing Deconstruction Night: Where to Find Variety of Equipment
  • flatmaster
  • · Replies 18 ·
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18
Egg Drop Contests: Try Attaching a Parachute to a Hen!
  • Danger
  • · Replies 4 ·
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4
Is there a way to create visible/ liquid energy?
  • Temp89
  • · Replies 17 ·
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17
What is the Young's modulus for concrete under third point loading?
  • ar202
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3
What Does Piping Whiplash Mean?
  • Jack8rkin
  • · Replies 3 ·
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3
Large optical image rotation for project
  • pex
  • · Replies 3 ·
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3
How to make this pattern in a tile?
  • Varadha
  • · Replies 5 ·
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5
Physics Help: Proving Elevator Problem Not Our Fault
  • jackrules
  • · Replies 43 ·
2
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Principal Virtual Work Theories - Cylindrical Pipe Application
  • akmalhisham75
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How Can Engineers Design a Tatterproof, Flexible, and Affordable Flag?
  • anorlunda
  • · Replies 13 ·
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Lawnmower clippings- maximize packing density
  • taylaron
  • · Replies 5 ·
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5
Would a manufacturing/industrial engineering internship benefit me?
  • jklops686
  • · Replies 8 ·
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8
How Do You Calculate Deflection in a Simply Supported Overhanging Beam?
  • Rhysmachine
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Who Else Is Needed for Constructing High-Rise Buildings?
  • physics2k
  • · Replies 3 ·
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3
How Accurate Are Carbon Footprint Estimates for the Chevy Volt?
  • Ryuk1990
  • · Replies 1 ·
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Valid Basis Functions for Triangular 2D Elements: Solving for Coefficients
  • ThurmanMurman
  • · Replies 7 ·
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7
Can a Magnetic Ferrofluid Valve Float Foam Balls in a Container?
  • MrSponge
  • · Replies 3 ·
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Creating a Mini Musical Fountain: Tips and Tricks for Building Your Own
  • PhysicsLover21
  • · Replies 1 ·
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1
Can You Juggle a Relationship and Engineering School?
  • bojorquez.dg
  • · Replies 6 ·
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6
The Difference between Male and Female Engineering
  • wannab
  • · Replies 26 ·
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26
What about current de-icing technology used for wind turbines?
  • syrf3763
  • · Replies 18 ·
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What does an engineering job actually entail?
  • trollcast
  • · Replies 26 ·
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How does this statics design FBD look?
  • jklops686
  • · Replies 5 ·
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5
Need help finding a certain kind of foam
  • leroyjenkens
  • · Replies 10 ·
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10
Where to get really thin rubber sheets?
  • geneiusxie
  • · Replies 15 ·
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Design of an Semi-Anechoic chamber
  • hamerish
  • · Replies 5 ·
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What are the responsibility of a system engineer?
  • ThomasG
  • · Replies 1 ·
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1