2021-1-18 · Watts = 0.05 x Lbs of Steel x ΔT (in °F) / Heat-Up Time (in hrs) Example: To heat 50 lbs of steel by 250°F in 1 hour; .05 x 50 x 250 / 1 = 625 Watts. Using the same example, reaching temperature in 15 minutes (0.25 hrs); .05 x 50 x 250 / .25 = 2,500 Watts.

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Learn MoreWater Heating Time Calculator. Boiling or Heating is the process of rapid vaporization of the liquid to reach its boiling point. Boiling point of water is considered to be 100 Â°C or 212 Â°F.

Learn More2019-1-15 · Heater size in BTU/hr. = Surface Area x Temperature difference x 12, where Surface Area is the area of the pool in square feet, temperature difference is the result of (desired pool temperature – current pool temperature), and 12 is our constant number based on the assumption that wind speed is around 3.5 miles per hour.

Learn MoreGas clothes dryer – 35,000 BTU/hr or less than one gallon per day; It's important to remember that the statistics cited above will vary to some degree, depending on how much or how often you use your appliances and how many people are in your household. Your propane supplier can tell you what your usage is and help you to determine how much

Learn More2020-10-10 · 100,000 BTU/hr furnace will use about 40 cubic feet of propane (100,000 ÷ 2516 = 39.7) in one hour; In examining the costs of natural gas vs. propane, the rates of local energy utilities and propane companies differ and will need to be taken into account for accurate comparison. But to obtain the cost comparison between the two fuels, one must

Learn More2021-1-17 · Pipe Schedule Number is the standard method to define the thickness of the pipes used in Process Plants. Standardization of wrought steel Pipe schedule and

Learn MoreJoules/hr kJ/hr MJ/hr Watt kW MW horsepower natural gas ccf/hr therms/hr propane gallons/hr gasoline gallons/hr diesel gallons/hr coal tons/hr fuel oil #2 gallons/hr fuel oil #6 gallons/hr cooling tons steam klbs/hr steam klbs/min steam lbs/hr

Learn More2021-1-12 · Energy cost calculation Energy consumption calculation. The energy E in kilowatt-hours (kWh) per day is equal to the power P in watts (W) times number of usage hours per day t divided by 1000 watts per kilowatt:

Learn More20,000 x 8.34= 166,800 lbs. 166,800/125,000= 1.33 hrs to increase 1 degree. 80-70= 10 degree difference. 10 x 1.33= 13.34 hours of heating before the pool reaches 80 degrees F. In most cases, calculations for a heat pump and heater are optimistic.

Learn More2018-12-28 · How to Determine the Propane Burn Rate for a Furnace. When shopping for a car, it's important to know the car's fuel efficiency, or miles per gallon rating. The same philosophy applies to propane

Learn More2017-8-7 · How to Calculate Boiler Heat Input Rate. Depending on its energy source, a boiler may get its heat from the flow of electric current or from burning fuel. Each of these sources offer its own method for calculating the boiler's heat input rate. A separate method, however, works for all boilers. The boiler's

Learn More2021-1-18 · The MJ inputs and kW outputs are directly related but are affected by the efficiency of the appliance. What is a BTU? A BTU – British Thermal Unit – is an old non-metric unit of measure for heat. One BTU will raise the temperature of one pound of water by 1°F. BTU is used in the USA instead of MJ. Most of the rest of the world uses MJ.

Learn Moreor = 488 .36 KW Power = Energy / time And this is 488.36 Kilo Watts of power (since 1J/s = 1W) 1758120 kilojoule/hour = 488.36666667 kilowatt hour 488 kwh for 1 hour

Learn More2019-12-14 · BTU/hr input is 199,000. Plug in these values to the formula: 199,000 BTU/hr ÷ 755 BTU/ft3 = 263.58 CFH. Now look up this value on the 70 foot line of the table. The minimum pipe size capable of carrying 263.58 CFH is a 1 ¼" pipe. We've now calculated the pipe sizes for each of the branch lines to each individual appliance.

Learn More2 · How to convert kPa (kilopascal) to psi? 1 Kilopascal (kPa) is equal to 0.14503773779 psi. To convert kPa to psi, multiply the kPa value by 0.14503773779 or divide by 6.89475729.

Learn More2017-8-7 · How to Calculate Boiler Heat Input Rate. Depending on its energy source, a boiler may get its heat from the flow of electric current or from burning fuel. Each of these sources offer its own method for calculating the boiler's heat input rate. A separate method, however, works for all boilers. The boiler's

Learn More2021-1-16 · The fuel consumption rate for many makes of Diesel Engines can be found in a range between 0.380 & 0.450 lbs/hp hour; 172 & 181 grams/hp hour; 231 & 243 grams/kW hour. This does not represent a big difference in fuel consumption per power unit between most normal naturally aspirated diesel engines, while turbocharged engines are not

Learn MoreConversion Factors ; Energy: 1 1 boiler horsepower (BHP) = 33520 BTU/hr 1 boiler horsepower (BHP) = 9803 Watts 1 lb/mmbtu = 1.548 kg/MW-hr 1 lb steam/hr (300 psi Boiler Capacity Steam boilers output can be expressed in Boiler Horsepower, W = boiler capacity (Btu/h, kW) Lbs of Steam to Boiler Horsepower Conversion. Learn More

Learn MoreEvaluate the amount of BTUs needed to heat a space, taking into account several factors such as the insulation level and the desired temperature

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