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how is steam flow rate calculated from boiler

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Calculating Mass Flow Rate of Steam | Physics Foru

Feb 06, 2017· Homework Statement If 5% of the heat available for steam production is lost to the atmosphere, determine the amount of steam raised per hour when the total flow of flue gases is 1400 kmol h-1. qmH = 1400 kmol h-1 Flue gas temperatures: Inlet = 1832°C Outlet = 300°C Water temperature: Inlet

Steam Mass Flow Rate - an overview | ScienceDirect Topi

The air flow rate to CASU producing the maximum hydrogen generation rate per unit steam mass flow rate rises as the steam mass flow rate upsurges, excluding the steam mass flow rates of 1 kg/s to 20 kg/s. When the content of carbon in coal drops, an inferior air mass flow rate to the CASU is required to yield the maximum hydrogen generation rate.

How to convert steam pressure (Kg/cm2) into steam flowra

My boiler generates steam at rate of 2 T/Hr having pressure of 8 Kg/cm2. The pressure of steam reduces to 3.0Kg/cm2 after passing through PRV. This 3.0 Kg/cm2 steam is distributed into entire plant.

Boiler Efficiency Calculation: a complete gui

Aug 29, 2017· Overall secondary flow rate as boiler blowdown, auxiliary steam, and so forth. Pressure and temperature of the entire flow of a working fluid such as water entry, exiting steam superheater, entering and exiting reheater steam, auxiliary steam, and others. Debit fuel needs; Calorific value (heating value) fuels; Other incoming energy

How to calculate the steam demand of a factory in order

Jul 09, 2017· To start with, you need to have a good idea on the machinery in the factory which need steam and what are their steam consumptions and at what are the pressures they are required to be fed in. You also need to have an idea on the operating cycles

General Engineering Data - Complete Boiler Room Solutio

General Engineering Data 3 STEAM PIPING Figure 1 allows pressure drop to be calculated given saturated steam pressure, flow rate and pipe diameter. Although the example covers calculating pressure drop, it is possible to work backwards to calculate pipe size, given pressure drop. Example for Steam Pipe Chart, Pounds per Minute to Pressure Drop

Steam Calculators: Boiler Calculat

Steam Energy Flow = Specific Enthalpy * Mass Flow [ Steam Energy Flow = 103,269 = 1,634.1 btu/lbm * 59.9 klb/hr] Step 2: Determine Feedwater Properties and Mass Flow The feedwater flow rate can be calculated from steam mass flow and blowdown rate: Blowdown Mass Flow = Feedwater Mass Flow * …

How can I determine the mass flow rate of steam through

The boiler uses 147l/hr of fuel, the water inlet temperature is 25degrees Celsius and its maximum steam output is 2tonnes/hr. my aim is to determine the steam flow rate at a lower pressure than

Steam Flow Rate - an overview | ScienceDirect Topi

N. Aksan, in Thermal-Hydraulics of Water Cooled Nuclear Reactors, 2017. ECC injection in hot and cold leg. Depending on the ratio of steam flow rate in the cold or hot leg to the condensation potential of the ECC water, a stratified flow pattern or a water plug will be established in these legs. Conditions favoring plugging are most likely to found in a LBLOCA scenario.

Steam Heating Process - Load Calculati

m / t = mass flow rate of the product (kg/s) c p = specific heat of the product (kJ/kg. o C) dT = change in fluid temperature (o C) Calculating the Amount of Steam. If we know the heat transfer rate - the amount of steam can be calculated: m s = q / h e (4) where. m s = mass of steam (kg/s) q = calculated …

Boiler Formulas - Johnston Boil

Boiler Horsepower What is the boiler horsepower of a boiler generating 21,500 lbs of steam per hour at 155 psi? The factor of evaporation is 1.08. BHP = (LB/HR*fe)/34.5 BHP Boiler Horsepower BHP = (LB/HR*fe)/34.5 Lb/Hr Pounds per Hour BHP = 21500 * 1.08 / …