A boilers capacity is usually expressed as kBtu/hour (1000 Btu/hour) and can be calculated as. W = (h g - h f) m (1) where . W = boiler capacity (Btu/h, kW) h g = enthalpy steam (Btu/lb, kJ/kg) h f = enthalpy condensate (Btu/lb, kJ/kg) m = steam evaporated (lb/h, kg/s) Boiler Horsepower - BHP. The Boiler Horsepower (BHP) is
Water Circulation - Boiler Capacity in BHP - Temperature drop in degrees Fahrenheit 1 gal (US)/min = 6.30888x10-5 m3/s = 0.0227 m3/h = 0.06309 dm3(liter)/s = 2.228x10-3 ft3/s = 0.1337 ft3/min = 0.8327 1 hp (English horse power) = 745.7 W = 0.746 kW = 550 ft lb/s = 2,545 Btu/h
Each boiler is given a boiler horsepower (BHP) rating based on the steam output capacity at 212°F and 0 psig. For this calculation, you will enter the steam load in pounds per hour, which will be divided by a constant of 34.5. This number represents the thermal energy rate required to turn 34.5 lbs of water at 212 °F to steam in one hour.
03/09/2019 · I have a conventional boiler with an open vent header tank in the loft, I have 3 (old) Stelrad, double radiators 1600x600 and 2 at 1000x600. I have three single radiators 1400x600 + whatever the hot water coil holds. I can't find any information on calculating he capacity of these radiators
What size boiler do I need? - The Heating Hub
10/03/2010 · Before you finish the project you will have to take this calculation to your show room, and check the amount you need with the capacity of the boiler. You may find, for example, that a small boiler will produce enough heat over a day to power all of your radiators, while a larger one may produce less power, depending upon the thermostat and the control of water production.
Hot Water Boiler Circulation Rates - Engineering ToolBox
Salt, also referred to as table salt or by its chemical formula NaCl, is an ionic compound made of sodium and chloride ions.All life has evolved to depend on its chemical properties to survive. It has been used by humans for thousands of years, from food preservation to seasoning. Salt's ability to preserve food was a founding contributor to the development of civilization.
Boiler size calculator - What size boiler do I need