Available Calculations (all free!) - ( www.mycalculations.com ) | |
Engineering | Petroleum Engineering | |
Chemical Engineering | |
Mechanical Engineering | |
Civil Engineering | |
Science | Biotechnology | |
Nanotechnology | |
Physics | |
Chemistry | |
Financial | Basic cashflow analysis | |
Project selection/Capital allocation by Ranking method | |
Measurement Units | Units Conversion Calculators | |
Units Conversion factors | |
Drilling | Surge & Swab pressures | |
Bit Hydraulics Optimization | |
Cuttings Slip Velocity | |
Equivalent Circulation Density Of Mud | |
Basic solids analysis | |
Drilling rate d-Exponent | |
Directional survey | |
Well Schematic I - Single vertical completion | |
Well Schematic II - Dual vertical completion | |
Well Schematic III - Horizontal single completion | |
Casing Data Browser | |
Reservoir I | Material Balance Equation I: SolutionGas-GasCap Drive | |
Material Balance Equation II: SolutionGas with GasCap Withdrawal/Injection | |
Pressure Buildup Analysis - Horner Plot (Oilwell) | |
Inflow Performance Relationships For solution-gas drive Vertical wells | |
Inflow Performance Relationships For solution-gas drive Slanted wells | |
Inflow Performance Relationships For solution-gas drive Horizontal wells | |
Horizontal well performance (oil) | |
Water coning in a vertical well | |
Combined gas & water coning in a vertical well | |
Water breakthrough time in a vertical well | |
Reservoir II - Gas | Original Gas In Place: Volumetric reservoir - p/z method | |
Original Gas In Place: Abnormally Pressured gas reservoir | |
Coalbed Methane: Original Gas In Place by P/Z* method | |
Coalbed Methane: Reservoir performance prediction | |
Gaswell deliverability - Backpressure AOF test | |
Horizontal well performance (gas) | |
Gas Properties - I: Z, ì, Bg and Sg for a given Composition | |
Gas Properties - II: Z, ì, Bg for a given Specific gravity | |
Real gas pseudo-pressure | |
Gas coning in a vertical well | |
Production | Decline Curve Analysis | |
Flow through chokes (1-phase) | |
Flow through chokes (2-phase) | |
Gaswell flow in Vertical Tubing | |
Gas flow in Horizontal Pipeline | |
Gas flow in Inclined Pipeline | |
API Gravity Correction to 60°F | |
Gas well load-up: Critical Rate | |
Tubing Data Browser | |
Skin Factors In Perforated Vertical Wells | |
Skin Factors In Perforated Horizontal Wells | |
Productivity Ratio Of Perforated Horizontal Wells | |
Geosciences | Contouring | |
Conventional well log analysis I | |
Conventional well log analysis II | |
Economics | Basic cashflow analysis | |
Comprehensive cashflow analysis (oilfield) | |
Comprehensive cashflow analysis (gasfield) | |
"Optimum" number of Oilfield development wells | |
Project selection/Capital allocation by Ranking method | |
Miscellaneous | Units Conversion Calculators | |
Units Conversion factors | |
World Oil & Gas Production & Reserves - Country by country Data | |
Mechanical Engineering Calculators | |
Civil Engineering Calculators | |
Chemical Engineering Calculators | |
Physical Properties | Physical properties of Water | |
Liquid-phase Diffusion coefficients | |
Gas Z-factor, Viscosity & Specific Gravity for a given Composition | |
Gas Z-factor & Viscosity for a given Specific gravity | |
API gravity Correction To 60°F | |
Fluid Flow | Reynolds Number and Friction Factors | |
Vapor-Liquid 2-Phase Vertical downflow | |
Flow Through Packed Bed | |
Liquid Pipe flow: Pressure Drop calculation | |
Liquid Pipe flow: Pipe Length calculation | |
Liquid Pipe flow: Flow Rate calculation | |
Liquid Pipe flow: Pipe Diameter calculation | |
Gas flow in Horizontal Pipeline | |
Gas flow in Inclined Pipeline | |
Heat Transfer | Shell & Tube Heat Exchanger: Corrected LMTD | |
Air-cooled Heat Exchanger Design | |
Equipment Sizing | Sizing Of Liquid-Vapor Separators | |
Partial Volumes Of Tanks | |
Orifice Sizing for fluid flow | |
Gas Compressor performance | |
Mass Transfer | Multicomponent Equilibrium Flash Calculations | |
Packed-Tower Sizing | |
Economics | Basic cashflow analysis | |
Project selection/Capital allocation by Ranking method | |
Measurement Units | Units Conversion Calculators | |
Units Conversion factors | |
Other Calculators | Petroleum Engineering Calculators | |
Chemistry Calculators | |
Mechanical Engineering Calculators | |
Civil Engineering Calculators | |
Machine Mechanics | Rolling Wheel | |
Motion of Crank-Slider Mechanism | |
Buckling of Helical Spring | |
Bolt & Nut Bolted Joint: Stiffnesses of components | |
Cap Screw Bolted Joint: Stiffnesses of components | |
Bolted Joint: Static and Dynamic loading | |
Butt Weld under axial and transverse loading | |
Fillet Weld under Torsional loading | |
Fillet Weld under Bending loading | |
Material Stresses | Pressure loading: Thin-walled vessels (Sphere & Cylinder) | |
Pressure loading: Thick-walled Cylinder | |
Stresses due to Interference (press or shrink) fit | |
Contact stresses: Sphere on a sphere | |
Contact stresses: Sphere on a Flat surface | |
Contact stresses: Cylinder on a cylinder | |
Contact stresses: Cylinder on a Flat surface | |
Rotational loading: Thin disk | |
2D Stresses & Mohr's Circle | |
3D Stresses & Mohr's Circles | |
Static Failure analysis: Ductile material | |
Static Failure analysis: Brittle material | |
Buckling of Column with Rectangular cross-section | |
Buckling of Column with Circular cross-section | |
Fatigue & dynamic Failure analysis | |
Stress Concentration factors: Two U-Notches in a Rectangular member | |
Stress Concentration factors: Circular Hole in a Rectangular member | |
Stress Concentration factors: U-Notch in a Circular shaft | |
Stress Concentration factors: Square Shoulder with Fillet in a Circular shaft | |
Stress Concentration factors: Radial Hole in hollow or solid Circular shaft | |
Fluid Flow | Reynolds Number and Friction Factors | |
Liquid Pipe flow: Pressure Drop calculation | |
Liquid Pipe flow: Pipe Length calculation | |
Liquid Pipe flow: Flow Rate calculation | |
Liquid Pipe flow: Pipe Diameter calculation | |
Gas Z-factor, Viscosity & Specific Gravity for a given Composition | |
Gas Z-factor & Viscosity for a given Specific gravity | |
Gas flow in Horizontal Pipeline | |
Gas flow in Inclined Pipeline | |
Forces on a pipe bend | |
Heat Transfer | Shell & Tube Heat Exchanger: Corrected LMTD | |
Vibrations | Critical Speed of a Multi-Rotor System | |
Metalworking | Hardness-To-Hardness Conversion | |
Sheet metal Bend Deduction & Allowance | |
Economics | Basic cashflow analysis | |
Project selection/Capital allocation by Ranking method | |
Beam Flexure | Simply-supported beam with concentrated Force at intermediate point | |
Simply-supported beam with concentrated Couple at intermediate point | |
Simply-supported beam with Uniform Distributed load | |
Simply-supported beam with Triangular Distributed load | |
Simply-supported beam with Twin concentrated Forces | |
Simply-supported beam with Single overhang and concentrated Force at free end | |
Simply-supported beam with Single overhang and uniform Distributed load | |
Simply-supported beam with Double overhang and concentrated Forces both ends | |
Simply-supported beam with Double overhang and Distributed load | |
Simply-supported beam with Multiple and Varied loading: I | |
Simply-supported beam with Multiple and Varied loading: II | |
Cantilevered beam with concentrated Force at intermediate point | |
Cantilevered beam with concentrated Couple at intermediate point | |
Cantilevered beam with Uniform Distributed load | |
Cantilevered beam with Triangular Distributed load | |
Miscellaneous | Units Conversion Calculators | |
Units Conversion factors | |
Petroleum Engineering Calculators | |
Civil Engineering Calculators | |
Chemical Engineering Calculators | |
Structure I | Simply-supported beam with concentrated Force at intermediate point | |
Simply-supported beam with concentrated Couple at intermediate point | |
Simply-supported beam with Uniform Distributed load | |
Simply-supported beam with Triangular Distributed load | |
Simply-supported beam with Twin concentrated Forces | |
Simply-supported beam with Single overhang and concentrated Force at free end | |
Simply-supported beam with Single overhang and uniform Distributed load | |
Simply-supported beam with Double overhang and concentrated Forces both ends | |
Simply-supported beam with Double overhang and Distributed load | |
Simply-supported beam with Multiple and Varied loading: I | |
Simply-supported beam with Multiple and Varied loading: II | |
Cantilevered beam with concentrated Force at intermediate point | |
Cantilevered beam with concentrated Couple at intermediate point | |
Cantilevered beam with Uniform Distributed load | |
Cantilevered beam with Triangular Distributed load | |
Structure II | Fixed Frame With Concentrated Force At Any Point On Girder | |
Hinged Frame With Concentrated Force At Any Point On Girder | |
Fixed Frame With Distributed Force On Girder | |
Hinged Frame With Distributed Force On Girder | |
Fixed Parabolic Arch With Concentrated Force | |
Two-Hinged Parabolic Arch With Concentrated Force | |
Fixed Parabolic Arch With Distributed Force | |
Two-Hinged Parabolic Arch With Distributed Force | |
Triangular Truss Under Concentrated Forces | |
Bridge Truss Under Concentrated Forces | |
Cantilever Truss Under Concentrated Forces | |
2D Stresses & Mohr's Circle | |
3D Stresses & Mohr's Circles | |
Static Failure analysis: Ductile material | |
Static Failure analysis: Brittle material | |
Buckling of Column with Rectangular cross-section | |
Buckling of Column with Circular cross-section | |
Fatigue & dynamic Failure analysis | |
Structure III | Concrete Mix Job | |
Geotechnical | Physical Properties of Soils | |
Stresses In Soils Due To Concentrated Surface Load | |
Soil Consolidation And Settlement | |
Transportation | | |
Hydraulics | Reynolds Number and Friction Factors | |
Liquid Pipe flow: Pressure Drop calculation | |
Liquid Pipe flow: Pipe Length calculation | |
Liquid Pipe flow: Flow Rate calculation | |
Liquid Pipe flow: Pipe Diameter calculation | |
Forces on a pipe bend | |
Hydrology | Groundwater flow to a well | |
Trapezoidal Open-Channel Flow | |
Economics | Basic cashflow analysis | |
Project selection/Capital allocation by Ranking method | |
Miscellaneous | Units Conversion Calculators | |
Units Conversion factors | |
Mechanical Engineering Calculators | |
Petroleum Engineering Calculators | |
Chemical Engineering Calculators | |
General | pH & pOH Of Aqueous Solution | |
Cell Growth | |
Nucleic Acids | Concentration Of Nucleic Acids | |
Molecular Weight of DNA Molecule | |
Polymerase Chain Reaction | Melting Temperature of DNA Strand | |
Proteins | Protein Quantification | |
Centrifugation | Relative Centrifugal Force | |
Sedimentation Time | |
Measurement Units | Particulate Density Units Conversion | |
Miscellaneous | Nanotechnology Calculators | |
Chemistry Calculators | |
Chemical Structure | Molecular Modeling | |
Particle Properties | Surface Areas & Volumes | |
Aerodynamic Diameter | |
Settling Velocity | |
Processing | Energy Requirement In Size-Reduction Operation | |
Measurement Units | Particulate Density Units Conversion | |
Miscellaneous | Chemistry Calculators | |
Chemical Engineering Calculators | |
Mechanics | Vector addition | |
Newton's laws of motion | |
Equilibrium of rigid body under coplanar forces | |
Simple machines | |
Heat | Thermal expansion | |
Kinetic theory | |
Sound | Speed of sound in gases | |
Doppler Effect | |
Electricity | Alternating current | |
Electric fields | |
Light | Reflection & Spherical Mirrors | |
Lensmaker's Equation | |
Nuclear | Hydrogen atom energy levels | |
Nuclear Fission | |
Measurement Units | Units Conversion Calculators | |
Units Conversion factors | |
Miscellaneous | Chemistry Calculators | |
Mechanical Engineering Calculators | |
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