Thermodynamics of steam and condensate applications
Using steam to humidify air.
The moisture holding capacity of air increases with temperature.
Air in the steam will lower the surface temperatures in heat exchangers - and less heat will be transferred
Arithmetic Mean Temperature Difference - AMTD - and Logarithmic Mean Temperature Difference - LMTD - formulas with examples - Online Mean Temperature Calculator
Steam boilers output can be expressed in Boiler Horsepower, MBTU or in Pounds of Steam delivered per hour
Heat transfer area and boiler horsepower
Heat transfer takes place as conduction in a solid if there is a temperature gradient
Conductive heat losses through cylinder or pipe walls
Diffusion flux [kg/m2s] tells how fast a substanse solved in another substance flows due to concentration gradients. Diffusion constants [m2/s] are given for several gases in water
Electric heating of an object or mass - energy supply and temperature change
Enthalpy of steam superheated to temperatures above boiling point
Wet steam, the dryness fraction and enthalpy
Entropy of steam superheated to temperatures above saturation point
Average overall heat transmission coefficients for some common fluids and surface combinations as Water to Air, Water to Water, Air to Air, Steam to Water and more
Calculate air heating with steam
Water can be heated by injecting steam
Online calculator, figures and tables showing melting points of ice to water at pressures ranging from 0 to 29000 psia (0 to 2000 bara). Temperature given as °C, °F, K and °R.
Enthalpy-entropy diagram for water and steam
Online calculator to compute the thermodynamic properties of saturated steam
Power plant heat rate, thermal efficiency, capacity factor, load factor, economic efficiency, operational efficiency, energy efficiency
Steam table with sensible, latent and total heat, and specific volume at different gauge pressures and temperatures
Saturated Steam Table with properties like boiling point, specific volume, density, specific enthalpy, specific heat and latent heat of vaporization
A Saturated Steam Table with steam properties as specific volume, density, specific enthalpy and specific entropy
Wet steam and specific volume
Steam consumption and condensate generation when heating liquid or gas flows
An enthalpy and entropy chart for steam
Introduction and definition of vapor and steam enthalpy - specific enthalpy of saturated liquid, saturated vapor and superheated vapor
Heat transfer when condensing steam
Basic steam thermodynamics and the entropy diagram
Calculate steam flow rate when kW rating is known
Calculating the amount of steam in non-flow batch and continuous flow heating processes
Absolute viscosity of steam at pressure ranging 1 - 10000 psia
In a boiler generating steam impurities from the feedwater will concentrate in the boiling water
Introduction to vapor and steam
Online calculator, figures and tables giving the boiling temperatures of water in varying vacuum, SI and Imperial units.
Online calculator, figures and tables showing heat of vaporization of water, at temperatures from 0 - 370 °C (32 - 700 °F) - SI and Imperial units
Figures and tables showing Prandtl Number of liquid and gaseous water at varying temperarure and pressure, SI and Imperial units
Figures and tables showing how the properties of water changes along the boiling/condensation curve (vapor pressure, density, viscosity, thermal conductivity, specific heat, Prandtl number, thermal diffusivity, entropy and enthalpy).
Online calculator, figures and tables with water saturation (vapor) pressure at temperatures ranging 0 to 370 °C (32 to 700°F) - in Imperial and SI Units.
Figures and tables showing thermal conductivity of water (liquid and gas phase) with varying temperature and pressure, SI and Imperial units
Figures and tables showing thermal diffusivity of liquid and gaseous water at varying temperarure and pressure, SI and Imperial units
Online calculator, figures and tables showing boiling points of water at pressures ranging from 14.7 to 3200 psia (1 to 220 bara). Temperature given as °C, °F, K and °R.
Critical point is where vapor and liquid are indistinguishable and triple point is where ice, water and vapor coexist in thermodynamic equilibrium
Introduction and definition of steam quality and dryness fraction including calculating wet steam enthalpy and specific volume