EngineerHub category // Study Materials
Engineering Study Materials
Review core equations, concepts and engineering references before using the calculators and simulators—or use the learning guides as standalone study material.
18 study materials18 pages total
The study library collects formula sheets, learning guides, reference pages and material-property data in one place. It is intended to help students and practicing engineers quickly reconnect a calculator with the theory behind it, while keeping references and assumptions close to the interactive tools.
Choose a tool below by purpose. Individual pages include their own assumptions, equations, references and limitations where applicable.
Formula sheets
6 pages
Electrical Engineering Formula SheetElectrical engineering formula sheet covering Ohm's law, series and parallel resistance, DC/AC power, RLC impedance, power factor, three-phase power, voltage drop and transformer ratios.→Fluid Mechanics Formula SheetFluid mechanics formulas for continuity, Bernoulli, Reynolds number, Darcy-Weisbach, pipe losses, pump power and NPSH, with units and worked examples.→Heat Transfer Formula SheetHeat transfer formula sheet for conduction, thermal resistance, convection, radiation, overall U-value, LMTD, transient cooling and heat-exchanger effectiveness, with units and worked…→HVAC Formula SheetHVAC formula sheet covering building transmission, sensible and total air heat, humidity ratio, moisture removal, air changes, fan power and COP/EER with ASHRAE-based equations and examples.→Radiation Protection Formula SheetRadiation protection formula sheet covering radioactive decay, time and inverse-square scaling, exponential attenuation, absorbed dose, equivalent dose, effective dose and committed dose…→Structural Engineering Formula SheetStructural engineering formula sheet covering axial stress and deformation, section properties, bending, shear, beam deflection, torsion, Euler buckling and von Mises stress with worked…→
Learning guides & engineering references
12 pages
Engineering GlossaryConcise definitions for 170+ engineering terms, abbreviations and dimensionless groups used across EngineerHub, with quick filtering and links to related tools.→Dry Cooling Tower (Air-Cooled Condenser)Learn how dry cooling towers (air-cooled condensers) reject heat without evaporation, including heat transfer, efficiency, advantages and limitations.→Hybrid (Wet/Dry) Cooling TowerLearn how hybrid wet/dry cooling towers reduce visible plume and water consumption by combining dry and evaporative cooling. Free engineering reference from EngineerHub.→Learn Electrical EngineeringA complete educational electrical engineering guide: Ohm's law, series and parallel circuits, power, AC fundamentals, three-phase power, transformers, and how it all connects to the grid.→Learn HVACA complete educational HVAC guide: how heat moves through buildings, humidity and psychrometrics, dew point, sensible and latent load, ventilation and air changes, and how cooling systems…→Learn Heat TransferConduction, convection and radiation from first principles: Fourier’s law and thermal resistance, boundary layers and film coefficients, Stefan–Boltzmann and emissivity, then LMTD and effectiveness–NTU for heat exchangers.→Learn Power SystemsInteractive power systems learning guide covering generation, real-time balance, capacity factor, inertia, RoCoF, frequency response, transmission losses, HVAC vs HVDC and real blackout…→Learn Structural EngineeringA complete educational structural engineering guide: loads, stress and strain, beams and deflection, columns and buckling, connections, and lessons from real structural failures.→Mechanical Forced Draft Cooling TowerLearn how mechanical forced draft cooling towers work, including airflow, heat rejection, fan arrangement, advantages, disadvantages and typical engineering applications.→Mechanical Induced Draft Cooling TowerLearn how mechanical induced draft cooling towers operate, including counterflow cooling, fan placement, heat transfer, performance and engineering applications.→Natural Draft Cooling TowerLearn how natural draft cooling towers work, why hyperbolic shells are used, and where they are applied in nuclear and thermal power plants. Free engineering reference from EngineerHub.→Radiation Dose GuideEducational radiation dose guide covering gray, sievert, rem and millirem units, typical medical and background doses, acute whole-body effect ranges, dose addition, and protection by…→