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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
Greetings, asking for sources.
  • Fukushuusha
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Can I Find the Height of My Chimney Without Using Expensive Equipment?
  • Bernie Hunt
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Why are big engines so horribly inefficient?
  • ShawnD
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34
How to select the Injector for CNG application
  • getsasi
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2
Need help regarding real-life application of Heaviside Function
  • relaxed_guru89
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Are there research in engineering?
  • kant
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13
Good old question about buoyancy and riser in oil industry
  • mhl
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2
Programming language for engineering
  • z-component
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19
Build a Vending Machine: Research, Plans & Programming
  • ENGRedcupcake
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4
1000 years to improve on gunpowder
  • Loren Booda
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9
Can someone tell me what i need to know before
  • pakmingki
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2
Which calculator is your favourite and why?
  • Maxwells Demon
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20
Television Wall Mounting - Torque Considerations
  • ccny62
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1
Converting wood joists to steel
  • fiddlesticks
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3
Engineering Degree Completion Time Statistics
  • trajan22
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5
Am I good enough to become an engineer?
  • enraged_lemon
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4
Building a Rube Goldberg Machine Using Analogue Multimeter
  • bobm866
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1
Join the cisco courses so i can get a certification
  • moe_3_moe
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5
Build a Modular Block That Harnesses Light
  • Ppzek
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14
Architect verses Civil Engineer
  • Sphereic
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3
Help Building Rube Goldberg Machine
  • bobm866
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3
News Mine Resistant Ambush Protected vehicles
  • edward
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20
Building a Wind Tunnel and Stabilizing an Airplane in Pitch
  • Cyrus
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19
Grad School vs Work: Post-BS Decision Help
  • Maxwell
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1
How Critical Are Symmetry Theories to Modern Engineering and Technology?
  • Rothiemurchus
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11
Convert Tangential Stress Around Circular Hole to XY Co-ordinates
  • aidiot
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3
Exploding the Limits: Microwaving Unusual Objects
  • delta001
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5
Infrastructure Life Expectancy: Frequency Distribution?
  • TheRobsterUK
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2
Pro Engineer in a week Muwahahhaha
  • Cyrus
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13
News Railway tunnel across Bering Strait
  • Rothiemurchus
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8
Is Civil Engineering a Good Career Path?
  • AngeloG
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6
How can a one-way light tube be created using mirrors and plexiglass?
  • mcnaryxc
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5
PE license for Civil and mechanical engineers
  • LRJ85
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3
Are Nail Guns Too Dangerous for General Public Use?
  • wolram
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22
Annoying Clicking Sound from Front Derailer
  • Physics is Phun
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32
Is Structural Integrity related in any way to Static Friction? Or vice versa?
  • structural inte
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7
Where Can I Find a Quiet Motor for a Doppler Shift Experiment?
  • Ruddiger27
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1
Solar Water Heater Installation Cost: $/Watt
  • eaboujaoudeh
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6
Is Hell exothermic or Endothermic ?
  • smarter than u
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8
Solar Power Plant Idea for Review
  • wind_sailor_NZ
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Should my oven be on 24/7 or not?
  • TSN79
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5
My Electrical Engineering Resume- how does it look?
  • david90
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13
Surveying: Who Needs Surveyors?
  • tribdog
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12
Understanding Scanner Functionality
  • tomas
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3
In need of some advice regarding Science Olympiad boomilever
  • 996gt2
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4
Negative Efficiency: Is Human Motion Worth It?
  • adrenaline
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12
Fun stuff you get to do as a nuclear engineer?
  • Pythagorean
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14
Get a Tracking Chip for Fish in Canals
  • Adder_Noir
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11
Do compact fluorescent lights always make sense?
  • Ivan Seeking
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21
Magnetic Simulation: Simulating Permanent Magnet Separator
  • samulon
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5
Parabolic Cables: Info for Grad Thesis
  • sinaneguz
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Which watches are the best and why?
  • verdigris
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14
What would perpetuum mobile be good for?
  • xAxis
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9
Freezing Cold Energy: Building a Sterling Engine
  • Pythagorean
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Which engineering field makes the most money?
  • pakmingki
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10
What do you think about design?
  • hanson
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10
Buy a sport bike sometime in the next year
  • franznietzsche
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Win Engineering Society Award: My Design Project
  • Artman
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14
Which discipline to specialize in engineering?
  • bluevires
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How Do I Calculate the Right Steel Stand Specifications for a Heavy Aquarium?
  • KnowNothingMan
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Designing Aluminum Square Tube Table Legs for 90kg Load Support
  • cabellos
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6
How to make a flying rocket by using papers?
  • kindaichi
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4
Using Excel with engineering equations
  • hedons
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17
A (hopefully) easy question to answer about cantilever beams
  • ralphowilson
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2
Pool Heater Installation and Comparison Questions
  • eaboujaoudeh
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2
What inspired your choice of thesis topic in civil engineering?
  • Pyrrhus
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8
American Windfarms Discussion: Sound Wave Power Generation
  • vhbeazel
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Design a tree support system for windstorms
  • titus_polo
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8
Aluminium Framework Bed Design: Load Support Tips
  • cabellos
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What type of engineering should i go into?
  • BigZ
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2
Why Are Women Underrepresented in Engineering Fields?
  • mikewashere
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17
Why do people write new text books?
  • Cyrus
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2
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Invention: but dont know if it works.
  • corra
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3
Engineering Design Process: 10 Steps Explained
  • quantumdude
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A simply supported beam has 2 equal point loads (W/2)
  • SarahM1980
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1
Is There a Smokeless Burning Tool for Home Use to Avoid Identity Theft?
  • John34320
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14
Build Boat Lift w/ 10,000 lbs Capacity: Tips & Advice
  • Mfrank21
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7
Optimal Cross Section for Handling Tension and Compression in Boomilever Design
  • Freefall
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Unbalanced Tensions in Cable Geometry: A Scientific Inquiry
  • stinlin
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27
Define the differance between Mass and Weight
  • Robin07
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13
Microwave Steam Engine, Would this work?
  • sas3
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What are the specifications for beverage container valves?
  • wxrocks
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4
Can Water be Lifted by Weight in Hydraulic Energy Systems?
  • Rand
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What is an example of a well conditioned matrix with a small determinant?
  • chadpip
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Camera and Display RGB question
  • rp895
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  • Poll Poll
What is the history and significance of tensor fields in physics?
  • Jorrie
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Motion Solution for MA Sculpture Student
  • Dylan
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3
Good engineering dynamics book?
  • mrmotobiker
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Opinion needed: 'friend's' idea
  • vincentm
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Route in becoming a charted engineer
  • TeDucK
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Analyzing a Cantilever Beam with Distributed Load and End Load
  • Parner111
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Specializing in Electrical Engineering: Pros & Cons
  • chipmunk22
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When is Moment Reduced in Reinforced Concrete Design?
  • niz
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Is there something wrong with this?
  • BobG
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3D closed-form triangulation solution
  • Lagomorph
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1
Requirements and Characteristics of a Good System Design
  • Kinn Sein
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5
Potato Cannons: My Experiences and More
  • Stevedye56
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29
Designing Al Frame to Support Load: Forces in Framework?
  • dichotomy
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16
How Did Archimedes Use His Principle to Compare Densities of Gold and Silver?
  • roger5
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Why I Love My Vibrations Professor
  • Cyrus
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18