General Engineering Forum

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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.
How can I generate a negative supply voltage for an Opamp?
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Convert Perspective picture to Ortho picture for CAD
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Calculating Heat Loss for Improved Efficiency in a Steam Generator Design
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Short term, Light weight, Low volume Refrigeration Design
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Power requirement to turn blade in free air
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Forces induced by a vehicle wheel on the ground
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Why does the total temperature not change in adiabatic flow?
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Way to measure density of a solution (beer/wine)
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Thermodynamic Steam Trap; Pressure needed to Drive
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What is the upper arch of the Sydney Harbour Bridge for?
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Which Model is Best for Studying Vehicle Dynamics and Safety Algorithms?
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If you have a mixture, can you use a saturated liquid table?
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How to combine two PID controllers in one system?
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Ball Launcher Project for school (hit the target)
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Can a Computerized System Improve Performance of Miniature Steam Locomotives?
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How can I accurately model a digital control valve without physical testing?
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How to get a linear solenoid actuator to cycle?
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Titanium metalworking technique options
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Understanding Forces and Accelerations with respect to pump systems
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Design of an 'open' venturi water pump
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Helium vs Argon: Cost as shielding gases
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Vehicle's Hydraulic Braking System
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Is Aluminium Oxynitride the Ideal Material for a Transparent Bike Frame?
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Interesting pocket reference by Thomas Glover
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Use centrifugal pump as air pump?
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Magnetic Fields & Gears: How Magnets Affect Gear Teeth
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How can I safely salvage and understand basic motors at home?
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Are There Engineering Applications for the Generalized Z-Transform?
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Can a Toy Helicopter Be Programmed for Automatic Hovering?
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Engineing Resources: Learn Modern Engineering History
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Can I Use an Air Cylinder for Pumping Alumina-Filled Polyester Resin?
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Troubleshooting Jerky Motion of a Robot Arm: Expert Tips & Solutions
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4000w LED Chip Array Driven Directly by Mains
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Is my air ejector condenser causing vacuum issues?
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Response of a system (Control theory)
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Project Management | Robotics PM Advice
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Need to know the name of this screw/joint on a wooden bed
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What controls the Steam Pressure inside a boiler?
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Understanding Magnetic Permeability
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Calculate Pressure Due to Heated Water in Tank
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Help me reinforce this steel platform :)
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Can I elevate a bed by 4 inches with PVC and sleep on it?
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Beam calculations - Simply supported vs pinned both sides
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What is the power consumption of a weight sensor in a science fair project?
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Need help in calculating amount of cold water required
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Meaning of having powerful signal near to 0Hz
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Stress Determination in thin wall cylinder
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Tesla Powerwall: Engineering Analysis
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Deformation of containers in the Tianjin explosion
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Static Force Problem: Solutions & Tips
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How do robotic arms/joints know what position they are at?
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Special guide to study about circuits
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Calculating Corrosion Allowable Factor for SA516-70 Material?
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Water and saline fluid mechanics
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Can a 300W fog machine create a smoke curtain 5 meters high?
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Best methods to learn how to fix and build radios?
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Atomic Layer Deposition Reactor Design?
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Fillet Welding: T-Joints with 10mm Plates
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Power output of automobile at different engine rpm
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Heat affect on sealing tape adhesive strength
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Need help deriving drag equation....
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Using UWB to sense objects through walls
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Heat transfer from an air current across a body of water
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Passive offshore desalination plant
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Why do F1 car have high horsepower rather than torque?
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Can Variable Speed Heat Pumps Provide Different Temperatures at Different Loads?
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Helicopter Airflow: Why Not Use Control Surfaces Below Rotor?
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GNS/INS (Inertial Navigation System) integration
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High Altitude Balloon Internal Pressure Calculation?
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What's the exact difference between M2 & 1.3343 steel grades
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Blank diameter for a torispherical dish?
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Square steel tubing for a beam....did I do this right?
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Strength of container for vacuum freeze drying
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How Does a Rain Catchment System Affect Water Levels in a Tank?
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Is an Acme Thread Suitable for Plastic Bottle Caps?
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Can force be expressed as mass flow rate times velocity
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Binary (BCD) to 2 out of 5 converter
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What is the Optimal Water Flow Rate for Designing a Helical Coil Heat Exchanger?
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Is there a benefit to having holes in sails and rudders on Chinese junks?
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How to find shaft torque for belt pulley arragement?
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Low RPM alternator to charge 12V battery
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I need a method of estimating the volume of a gas container
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Where Can I Find Top-Notch IR Sensor Solutions for My System?
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MAWP & Design Pressure: Understand the Difference
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Gym exercise equipment analysis
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Meaning of Free Energy (Gibbs free energy)
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Discovering the Critical Speed of a Shaft: Effects of Bearing Support
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Can a car's reaction to gas pedal be said to be stable ?
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Calculating time in a logarithmic scale
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What is Embeddable In-Metal RFID and How Does It Work?
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Basic Wiring Help: Learn How to Wire an Instrument
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Why haven't we colonized the oceans?
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Question about differential pressure on subsea pipelines.
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Adiabatic filling of a tank - Minimum work required
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Calculate maximum weight box can hold
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Can you calculate liquid mass flow based on inlet and outlet pressure?
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Measure a <X,Y,Z> point within 0.1mm over 10m x 10m x10m
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What equipment to measure force applied to ID of pipe?
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Excel spreadsheet calculating costs
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Why isn't concrete used more in the construction of high rise buildings?
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