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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Engineering + AI solution to potholes
- amorphos_b
- · Replies 5 ·
Power formula for space navigation, MHD propulsion
- soliris
- · Replies 4 ·
- Featured
Structural failure (buckling) of columns in NY City building, 235 E 42nd Street
- Astronuc
- · Replies 14 ·
Open Source: Electrostatic Perimeter for Wildfire Mitigation
- Hugox
- · Replies 4 ·
Backscatter X-Ray Imaging
- berkeman
- · Replies 1 ·
Method of storing energy on the Moon
- Al_
- · Replies 58 ·
Why no heatpump/refrigerator combos?
- oz93666
- · Replies 15 ·
Weight distribution on a surface
- pob579
- · Replies 6 ·
Achievable accuracy of thermostatic radiator valves
- sophiecentaur
- · Replies 8 ·
Making a Giant Telescope Mirror Takes Years
- Hornbein
- · Replies 4 ·
Lunar robots - AI guidance where low latency control is impossible
- Al_
- · Replies 2 ·
Torque to turn a large Beam on a Rotisserie
- Nick09
- · Replies 14 ·
Insights Remote Operated Gate Control System
- Greg Bernhardt
- · Replies 3 ·
Bidet attachment not fully functioning
- DaveC426913
- · Replies 6 ·
History of the trompe on French Wikipedia (very detailed)
- Brian in Victoria BC
- · Replies 2 ·
Rod with spring that locks at 40 mm then continues freely
- magicfrog
- · Replies 11 ·
Li-Ion Battery Quality Report
- DaveE
- · Replies 16 ·
Thermal mass flow sensor vs. thermal flux sensor
- senmeis
- · Replies 2 ·
What mathematics software should engineering students use?
- matqkks
- · Replies 9 ·
Engineering Olympiad Grades 9-12 (or recent graduates)
- mad mathematician
- · Replies 0 ·
Engineering Disasters
- Hornbein
- · Replies 22 ·
Why do all my clocks run slow?
- greypilgrim
- · Replies 4 ·
I need a concave mirror with a focal length of 150 feet
- gary350
- · Replies 37 ·
Unable to simulate bent structure in R soft Beamprop.
- Chadeel
- · Replies 1 ·
How Do I Identify and Locate My Curb Stop Valve?
- sevensages
- · Replies 6 ·
How can I find the cleanout for my building drain?
- sevensages
- · Replies 59 ·
Is the curb box placed in the ground over the corporation stop? (plumbing question)
- sevensages
- · Replies 4 ·
Software to convert images into perforated pattern
- Tarun Tanwat
- · Replies 4 ·
Article about designing new fusion powerplants
- sbrothy
- · Replies 8 ·
Rapid thumping noise in decorative chimney flue after switching to AC
- DaveC426913
- · Replies 35 ·
3"x3" steel tube, Structural engineering question
- centerline
- · Replies 12 ·
Why speed limits don't matter
- 256bits
- · Replies 34 ·
Issues with Apollo 11 TLI Simulation – Discrepancies in Return Orbit
- UlrickAKobbeltvedt
- · Replies 3 ·
How to choose window fans to cool and dehumidify multi room 300 sq ft condo without air conditioning?
- pane-rubrics
- · Replies 8 ·
What is the purpose of these things on this dam?
- DDTJRAC
- · Replies 21 ·
Derivation of First Storey Shear Rigidity for a Rigid Frame
- Tygra
- · Replies 2 ·
Do you think this is an early theft prevention device?
- DDTJRAC
- · Replies 1 ·
How to stop/reduce ultrasonic sound wave device?
- bluetuliphead
- · Replies 38 ·
Building a Home - when there are no trees
- Tom.G
- · Replies 1 ·
Do you think this is an oil well, water well or what? (Tintype)
- DDTJRAC
- · Replies 10 ·
The 41 second clock failure syndrome
- anorlunda
- · Replies 77 ·
Wind gust duration to overturn a block
- hillbilly63
- · Replies 28 ·
Drain water from 5" pipe buried 9ft underground
- druidhr
- · Replies 38 ·
Rethinking infrastructure in flood prone areas
- Astronuc
- · Replies 56 ·
Replacing asphalt used on speed bumps with non-Newtonian fluid?
- overthinkingeinstein
- · Replies 7 ·
Calculating load for barn floor
- FCStorm
- · Replies 6 ·
Baltimore's Francis Scott Key Bridge Collapses after Ship Strike
- Borg
- · Replies 293 ·
What is the purpose of two units of mass in the Imperial system?
- chrisbroward
- · Replies 59 ·
Student Recreates the Archimedes Death Ray
- jedishrfu
- · Replies 5 ·
Electric equipment adoption in mining
- jack action
- · Replies 2 ·
Why Are My Bending Moment Signs Incorrect in the Direct Stiffness Method?
- Tygra
- · Replies 3 ·
Can pressure differential close lateral window?
- mantisshrimp23
- · Replies 9 ·
Where Should I Ask About Running a Thermal Conductivity Test for Soils?
- Apexwolf
- · Replies 2 ·
Dam Failures and Infrastructure Damage in a Changing Environment
- Astronuc
- · Replies 8 ·
Which Umbrella Base is Best for Windy Conditions?
- Umbrella curious
- · Replies 10 ·
Rsoft BeamProp software - redeem my misery!
- Haia
- · Replies 2 ·
Reliable CO2 Cartridge Puncturing for Horizontal Acceleration Test
- bobfrancis1980
- · Replies 10 ·
Real World Tesseract
- DaveC426913
- · Replies 1 ·
Rapidograph, technical drawing
- user079622
- · Replies 25 ·
Would it be possible to make a self powered fan?
- uncleoscy
- · Replies 3 ·
How much will my seaweed tanks heat up in the hot Indian summer?
- seaweedfarmr
- · Replies 9 ·
Coastal Civil/Structural Engineering - Infrastructure Stability
- Astronuc
- · Replies 3 ·
Quantitative Risk Assessment Of buried crude Oil Pipelines
- DumpmeAdrenaline
- · Replies 7 ·
Set up a siphon with a vacuum pump for my seaweed cultivation tank?
- seaweedfarmr
- · Replies 4 ·
Tesla starts "full self-driving" beta test - follow-up
- jack action
- · Replies 22 ·
Quick release buckle strap with controllable release of tension
- Robbwal199
- · Replies 22 ·
Why we rejected inclined (drafting style) table for studying?
- user079622
- · Replies 18 ·
How to avoid gassing out from snowblower fumes
- Greg Bernhardt
- · Replies 27 ·
Why Celebrate Engineer's Week with Cherry Pie?
- ohwilleke
- · Replies 2 ·
Do you know the face of the physical unit you are using in your calculations?
- difalcojr
- · Replies 0 ·
Derivation for modified sine curve equations
- balaji19991
- · Replies 6 ·
Picking up on the discussion "Air build-up in a siphon system"
- brad miley
- · Replies 6 ·
Small-scale hydropower generators installed in irrigation canals
- berkeman
- · Replies 5 ·
Superload schedule padding for viewing a 81.6 km overnight transport
- DaveC426913
- · Replies 12 ·
Revoy EV assist unit for semi-trucks as hybrid solution
- jack action
- · Replies 8 ·
Challenging the 'Insulation Protects Against Burst Pipes' Theory
- kyphysics
- · Replies 10 ·
Sprinkle soil on the ice wall around driveway?
- Greg Bernhardt
- · Replies 7 ·
Post unusual engineering gadgets and guess what they do
- berkeman
- · Replies 19 ·
I Made a Thing! (AKA where did the 'DIY projects' thread go?)
- DaveC426913
- · Replies 8 ·
How To Convert Kvs-Value For Water To Kvs For Gas?
- Falko
- · Replies 3 ·
Colour of engineering drawing board, sit or stand?
- user079622
- · Replies 24 ·
Why do some hurdles come with adjustable bases?
- berkeman
- · Replies 19 ·
Internal combustion engines founded in GBR and car industry collapse
- user079622
- · Replies 48 ·
Asking for advice about filing for a patent on a new device
- hagopbul
- · Replies 12 ·
Why are MRI machines so expensive to operate?
- LightningInAJar
- · Replies 53 ·
Effect of downward force on cantilevered object
- nezednemo
- · Replies 9 ·
What Is the Core of a Section in Eccentric Loading?
- morpheus343
- · Replies 1 ·
Can a type K thermocouple be used with cryo?
- jonhswon
- · Replies 4 ·
Are electric cars over engineered?
- Robotrium
- · Replies 7 ·
What does Damage Equivalent Load (DEL) mean?
- LT72884
- · Replies 1 ·
Impact force reduction after passing through a medium
- boyboy400
- · Replies 4 ·
Why is a Big Back Advantageous for Delivering Mechanical Power?
- Username34
- · Replies 23 ·
Applying pressure for clearing land mines
- ferchotous
- · Replies 42 ·
For fun: How big of a Microscope is needed to see a Planck Length?
- DynV
- · Replies 18 ·
How Do I Calculate Actual Frequency from Wind Turbine Simulation Data?
- LT72884
- · Replies 11 ·
Engineering Cadre: Engineer, Technologist, Technician, Artisan/Craftsman
- DeBangis21
- · Replies 4 ·
How does the Quantum Energy motor work?
- CWatters
- · Replies 2 ·
An engineer's approach to the quadratic formula
- DaveE
- · Replies 3 ·
Decompressing through an underwater horn shaped tunnel
- Jimijel
- · Replies 6 ·
More than one camera necessary for movement analysis?
- makamo66
- · Replies 6 ·