General Engineering Forum

Post thread
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.
Dual heads on a 3-axis machine, without interfering?
  • · Replies 6 ·
Replies
6
Views
2K
Venturi pipe in engine exhaust flow
  • · Replies 1 ·
Replies
1
Views
2K
DFA Minimization Marking Step Guide | Zulfi
  • · Replies 4 ·
Replies
4
Views
2K
Reducing the stiffness of a spring?
  • · Replies 3 ·
Replies
3
Views
13K
Single motor sequence mechanism
  • · Replies 5 ·
Replies
5
Views
2K
Calculating the temperature of a conductor from the current through it
  • · Replies 10 ·
Replies
10
Views
4K
Ethical Discussion -- Engineering used to create innovation versus destruction
  • · Replies 13 ·
Replies
13
Views
2K
Molten metal temperature vs Induction Coil Current
  • · Replies 9 ·
Replies
9
Views
3K
Nodes in a decentralised manufacturing system
  • · Replies 1 ·
Replies
1
Views
2K
Heat Transfer Through SS Corrugated Tubing
  • · Replies 1 ·
Replies
1
Views
4K
Thermocouple Accuracy and Noise?
  • · Replies 1 ·
Replies
1
Views
4K
Principles behind a ball pitching machine
  • · Replies 13 ·
Replies
13
Views
4K
Hydraulic/pneumatic paradigm shift
  • · Replies 2 ·
Replies
2
Views
2K
How Can Closed Loop Drive Systems Achieve Precise 1000 mm Movements?
  • · Replies 5 ·
Replies
5
Views
4K
Ways to measure elastomer swell
  • · Replies 8 ·
Replies
8
Views
2K
How much are wind farms useful to manage wildfires?
  • · Replies 48 ·
2
Replies
48
Views
6K
me to find the required power (HP) of these electrical Motors
  • · Replies 3 ·
Replies
3
Views
3K
Shearing / Cutting Force - Rubber bale
  • · Replies 8 ·
Replies
8
Views
5K
Seeking Thermal Insulator & Electrical Insulator for Peltier Device
  • · Replies 4 ·
Replies
4
Views
4K
Solving Problems in Engineering Mechanics
  • · Replies 2 ·
Replies
2
Views
5K
Help understanding pressure involving water in two different cylinders
  • · Replies 4 ·
Replies
4
Views
2K
Municipal water lines in cold climates - history of technology?
  • · Replies 5 ·
Replies
5
Views
2K
What about bombing versus Wildfires?
  • · Replies 14 ·
Replies
14
Views
2K
Simulation of 3D resistance problem
  • · Replies 6 ·
Replies
6
Views
4K
Source strangulation for an instant water heater?
  • · Replies 80 ·
3
Replies
80
Views
10K
Is Biomass Really Carbon Neutral?
  • · Replies 76 ·
3
Replies
76
Views
13K
What can we learn from a friend's solar home data in Vermont?
  • · Replies 1 ·
Replies
1
Views
3K
Array of underwater transducers for sound massage
  • · Replies 4 ·
Replies
4
Views
4K
7.2 cubic metres of Nitrogen compressed, will last 30mins-1hr of usage
  • · Replies 17 ·
Replies
17
Views
4K
Building a vibrating plate compactor
  • · Replies 3 ·
Replies
3
Views
3K
Static or dynamic pressures in duct
  • · Replies 3 ·
Replies
3
Views
6K
Modal Analysis for CE Structures
  • · Replies 1 ·
Replies
1
Views
5K
Graphical way of sizing a storage tank
  • · Replies 1 ·
Replies
1
Views
5K
Building a Digital Goniometer with 2 Seven Segment Displays
  • · Replies 1 ·
Replies
1
Views
4K
Air pressure and water height vs valve operation time
  • · Replies 1 ·
Replies
1
Views
4K
How Can 2D Artificial Evolution Systems Be Improved?
  • · Replies 1 ·
Replies
1
Views
3K
The correlation between AI and C.V. to these automation systems
  • · Replies 1 ·
Replies
1
Views
3K
Internal heat exchanger on Evaporator
  • · Replies 1 ·
Replies
1
Views
3K
Simulating Inertia of a Vehicle
  • · Replies 2 ·
Replies
2
Views
5K
What are the forces acting on the container?
  • · Replies 42 ·
2
Replies
42
Views
7K
The Folding Challenge - how low can your ratio go?
  • · Replies 3 ·
Replies
3
Views
5K
Flow rate through large air duct
  • · Replies 2 ·
Replies
2
Views
4K
How Can NiTiNOL and TECs Enhance Response Time in Engineering Projects?
  • · Replies 1 ·
Replies
1
Views
2K
Sub Nitrogen Phase Change Compressor unit
  • · Replies 1 ·
Replies
1
Views
3K
How Can I Control Syringe Pressure with Compressed Air and Vacuum Pump?
  • · Replies 1 ·
Replies
1
Views
6K
Li+ battery charger chip without buck
  • · Replies 1 ·
Replies
1
Views
3K
Iron Core Solenoids: Proportions & Magnetic Field Effects
  • · Replies 1 ·
Replies
1
Views
3K
How Does the Log Mean Temperature Difference Affect Heat Exchanger Efficiency?
  • · Replies 1 ·
Replies
1
Views
4K
Compressive pressure between interacting materials
  • · Replies 2 ·
Replies
2
Views
3K
Flow around a reducing bend - effect on pumping work
  • · Replies 1 ·
Replies
1
Views
3K
Analysis of Hubbed Axial Flow Fan
  • · Replies 1 ·
Replies
1
Views
3K
Objective+Scientific Differences Between Good Floods and Bad Floods? Need Help
  • · Replies 1 ·
Replies
1
Views
4K
Does anyone make a small high temperature and high pressure pump?
  • · Replies 1 ·
Replies
1
Views
5K
Magnetic field in a semi-cut solenoid
  • · Replies 1 ·
Replies
1
Views
3K
Solar cells: How much they absorb, reflect and diffuse
  • · Replies 1 ·
Replies
1
Views
4K
Air line gauge in a T fitting, error vs flow
  • · Replies 1 ·
Replies
1
Views
3K
Step-by-Step Guide: Designing an E-Shaped Electromagnet for a Magnetic Levitator
  • · Replies 1 ·
Replies
1
Views
3K
Find the Perfect Winch: 50W, 180Kg, DC 12V/24V, Gear Ratio | Get Expert Help!
  • · Replies 3 ·
Replies
3
Views
3K
Operator splitting? What is it in the context of transport modeling?
  • · Replies 2 ·
Replies
2
Views
3K
Water invert house, fill it fail?
  • · Replies 1 ·
Replies
1
Views
3K
Carbon nanotubes used by 17th century Damascus
  • · Replies 1 ·
Replies
1
Views
2K
Are Ethernet or ARCNET Suitable for Safety Critical Applications?
  • · Replies 1 ·
Replies
1
Views
3K
Differences of Dimensions in Analysis
  • · Replies 1 ·
Replies
1
Views
3K
Can Thermodynamic Processes Occur at Changing Pressure and Constant Temperature?
  • · Replies 1 ·
Replies
1
Views
3K
Comparing Wheel Speeds for Traction Control
  • · Replies 1 ·
Replies
1
Views
3K
Acceptable accuracy spec of an hourmeter.
  • · Replies 1 ·
Replies
1
Views
3K
How Can Video Technology Help with 3D Linear Motion Detection?
  • · Replies 1 ·
Replies
1
Views
3K
Choice of computing platform for guidance system
  • · Replies 1 ·
Replies
1
Views
3K
What Is the Optimal Temperature Rise for Secondary Heating System Circulators?
  • · Replies 1 ·
Replies
1
Views
3K
Solar Furnace: Build an Engine with Water & Sunlight
  • · Replies 11 ·
Replies
11
Views
2K
Im thinking about building a cyclometer
  • · Replies 1 ·
Replies
1
Views
3K
Harvesting Load Cell from Food Scale
  • · Replies 1 ·
Replies
1
Views
4K
Motor sizing query for design project.
  • · Replies 1 ·
Replies
1
Views
3K
What Are the Best Types of Lamps for a Compact Solar Simulator Setup?
  • · Replies 1 ·
Replies
1
Views
3K
How does electricity flow from power plants to our homes?
  • · Replies 1 ·
Replies
1
Views
3K
Open loop anti sway crane control
  • · Replies 7 ·
Replies
7
Views
5K
Vacuum suspended fishtank: Why would this design work or not?
  • · Replies 13 ·
Replies
13
Views
4K
Designing an Automatic Coolant Monitoring System for CNC Machines
  • · Replies 48 ·
2
Replies
48
Views
11K
Can We Use a Thread-Making Machine to Seal a Leaking 20 Offshore Pipe?
  • · Replies 1 ·
Replies
1
Views
3K
What are some affordable alternatives for a high pressure air regulator?
  • · Replies 1 ·
Replies
1
Views
3K
Is scope drift always a bad thing in project management?
  • · Replies 1 ·
Replies
1
Views
3K
101 question on bus hanging off a cliff - balance
  • · Replies 1 ·
Replies
1
Views
3K
Frustum Pyramid Volume to Design Oil Containment System
  • · Replies 1 ·
Replies
1
Views
5K
Vacuum vessel / distiller correct wall thickness?
  • · Replies 1 ·
Replies
1
Views
6K
How Tall Can a 273.1 x 12.7 CHS Steel Column Reach with Lateral Support?
  • · Replies 1 ·
Replies
1
Views
12K
Is My Calculation of Rocket Exhaust Velocity Using N2H4 and Aerozine 50 Correct?
  • · Replies 1 ·
Replies
1
Views
17K
Optimizing Hydraulic Flow Rates and Motor Sizes for a DIY Stone Saw
  • · Replies 1 ·
Replies
1
Views
3K
Uncovering the Mystery of Undetectable Radio Stations
  • · Replies 1 ·
Replies
1
Views
3K
Wondering about how to deal with a deflating balloon?
  • · Replies 1 ·
Replies
1
Views
4K
General questions regarding pressure sensors , needed equipment
  • · Replies 1 ·
Replies
1
Views
4K
Linear image sensor CCD or CMOS
  • · Replies 1 ·
Replies
1
Views
5K
How Does Gear Interference Affect Gearbox Design and Longevity?
  • · Replies 1 ·
Replies
1
Views
4K
Use of ammonia as the OTEC working fluid
  • · Replies 2 ·
Replies
2
Views
2K
Old plumber wisdom, is he right or not?
  • · Replies 33 ·
2
Replies
33
Views
4K
Hybrid Electric Transit Bus Powertrain Design
  • · Replies 1 ·
Replies
1
Views
3K
Regarding Heat Transfer and Heat Exchangers
  • · Replies 1 ·
Replies
1
Views
3K
Designing a Racking System for Sheet Metal Coils
  • · Replies 2 ·
Replies
2
Views
3K
Wave Runup - Average Reservoir Depth
  • · Replies 1 ·
Replies
1
Views
3K
Water Skin Effect in Plastic Pipe
  • · Replies 2 ·
Replies
2
Views
3K
How to estimate a constant drag coefficient of a boat?
  • · Replies 8 ·
Replies
8
Views
7K