World Pumps

Major news, innovation and real-life applications for pumps and ancillary equipment.

Salary Expectation

8 things to know about the interview question "What's your salary expectation"?

3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

Design-2-Part

How OEM's can make their parts better, faster, and more efficient.

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Materials

Design

Processes

Units

Formulas

Math
Fluid Mechanics
Navier-Stokes Equation
Bernoulli Equation
Reynold's Number
Pipe Friction
Manometer
Venturi Flowrate
more...

Heat Transfer
Conduction
Insulation R-Value
Free Convection
Forced Convection
Radiation
more...

Beam Mechanics
Euler Beam Theory
Cantilevers
Simply Supported
Mixed Supported
Beam Cross Sections
  (all, W-type, S-Type, Channels)
more...

Plates
Plate Theory
Rectangular Plates
Circular Plates
 Mechanics of Materials
Stress / Strain
Mohr's Circle
Hooke's Law
Young's Modulus
Rosette Strain Gage
Principal Stress Calculator
more...

Failure Criteria
Max. Shear Criterion
von Mises Criterion
Max. Stress Criterion
Ductile Yield Calculator
Brittle Failure Calculator
more...

Stress Concentration
Notches
Holes
Shoulders
Square Box Beam
Right Angle Beam
more...

Column Buckling
Elastic Buckling
Inelastic Buckling
Critical Loads
Eccentric Loading
Buckling Calculator
more...
 Composite
Lamina Mechanics
Coord. transformation
Lamination Theory
Material Constants
Lamina Stiffness
Laminate Stiffness
more...

Fracture Mechanics
Stress Intensity Factor
LEFM / EPFM
J Integral / CTOD
more...

Vibrations
Undamped Vibration
Damped Vibration
Forced Vibration
Multiple DOF System
Accelerometer
Spring-Mass Calculator
more...

Finance
Annual Percentage Rate
Money Factor
Loan Calculator
Lease Calculator
Canadian Mortgage
more...