Fire Tube Boilers Thomasnet
kcal/h: 193500: Max. pressure kgf/cm 2: 10: Water content L: 219: Electrical power capacity Electric-heater kw: 225: Water pump: 0.75: Control panel: 0.4: Pipe diameters Feed water inlet dia mm: 20A: Steam outlet dia: 25A: Boiler-water drain dia: 25A: Power wire inlet dia 220V mm 2: 325*2: Power wire inlet dia 380V: 250: Size Length mm: 876
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Get PriceFor a boiler is operating at a pressure of 8 kg/cm2, steam saturation temperature is 170 oC, and steam enthalpy or total heat of dry saturated steam is given by: h f +h fg = 171.35 +489.46 = 660.81 kCal/kg. If the same steam contains 4% moisture, the total heat of steam is given by: 171.35+ 0.96 x 489.46 = 641.23 kCal/kg
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Get PriceMay 12, 2020 · The American Society of Mechanical Engineers (ASME) has recommended that one boiler horsepower is equivalent to evaporation of 15653 kg of water per hour from and at 100° C. Mathematically : where. We = Weight of water actually evaporated, H = Total heat of the steam formed, and. h1 = Sensible heat of feed water.
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Get Price8. The evaporation ratio of a coal-fired boiler is 4. Steam enthalpy is 640 kCal/kg; feed water temperature is 55 0C, Calorific Value of coal is 4000 kCal/kg. The boiler efficiency is _____ a) 49 % b) 82 % c) 58.5 % d) 70 % 9. Removal of dissolved gases from the boiler feed water is called a) Degasification b) Deaeration
Get PriceThe AFUE rating for an all-electric furnace or boiler is between 95% and . The lower values are for units installed outdoors because they have greater jacket heat loss. However, despite their high efficiency, the higher cost of electricity in most parts of the country makes all-electric furnaces or boilers an uneconomic choice.
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Get PriceIsolate the boiler from the electrical supply. Turn off the power and allow the water to cool to 60 Deg C. Using a 3mm Allen key, remove the screw in the top of the boiler. Remove the insulation from the top of the tank. Unscrew and remove the tank lid. Add the de-scaling agent slowly to avoid eruption of the water, following the
Get Price2. BOILERS Bureau of Energy Efficiency 27 Syllabus Boilers: Types, Combustion in boilers, Performances evaluation, Analysis of losses, Feed water treatment, Blow down, Energy conservation opportunities. 2.1 Introduction A boiler is an enclosed vessel that provides a means for combustion heat to be transferred into water until it becomes heated water or steam.
Get PriceFor guideline on energy efficient coal fired boiler operation click her e, For Fluidized bed combustion boilers click here, for boiler water specification click here, For boiler blowdown and heat recovery click here, for calculating calorific value of fuel click here. There are two methods for boiler efficiency calculation:-Direct Method.
Get PriceExample: The cost of taking a bath with an electrical boiler or a gasheater. Assume a bath with a volume of 120 liters. The incoming tap water is ca. 13 degrees Celsius. 1 to heath one liter of water it will cost one kcal, what equals 4.18 kJ. This is also The value of the specefic heat of water. 2 source:
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Get PriceFor a boiler is operating at a pressure of 8 kg/cm2, steam saturation temperature is 170 oC, and steam enthalpy or total heat of dry saturated steam is given by: h f +h fg = 171.35 +489.46 = 660.81 kCal/kg. If the same steam contains 4% moisture, the total heat of steam is given by: 171.35+ 0.96 x 489.46 = 641.23 kCal/kg
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Get Pricespent wash fired boiler ppt - rossjohnson.co.za. spent wash fired boilers Boiler Type ZOZEN boiler covers an area of 150 thousand square meters, with an annual production capacity of 2000 industrial boilers and 25000 tons of steam.Our products have been sold to more than 100 countries and regions and set up offices in many countries to ensure that they serve customers …
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Get Pricehot water boiler which supplies hot water at 145 0C to the heating coils in the drier. The return water to the boiler is at a temperature of 110 0C. The boiler is fired by saw dust briquettes. The other relevant data are given below. • Fuel firing rate = 375 kg/hr • O 2 in flue gas = 12.2 % • CO in flue gas = 189 ppm • CO 2
Get PriceMay 12, 2020 · The American Society of Mechanical Engineers (ASME) has recommended that one boiler horsepower is equivalent to evaporation of 15653 kg of water per hour from and at 100° C. Mathematically : where. We = Weight of water actually evaporated, H = Total heat of the steam formed, and. h1 = Sensible heat of feed water.
Get Price"Boiler horsepower, a unit of measurement of power of steam boilers" from Wiki. A BHP is equivalent to 33,475 BTU/Hr or 8430 Kcal/Hr and it should be noted that a boiler horsepower is 13.1547 times a normal horsepower. Click on the Icon above will initiate Heat Converter, Pressure Converter, Temperature Converter. Converted HP into LB
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Get PriceThermax manufactures hot water boilers in the range of 50,000 to 90,00,000 kcal per hour. The hot water boilers are designed to operate on various types of fuels such as heavy oil, light oil, gas, duel fuel, coal, husk and other agro waste fuels.
Get Price150 HP is a very commonly requested size in the boiler business. At 150 HP, you get maximum steam or hot water capacity with a minimally sized footprint, a low overall height for plants with overhead restrictions, and a variety of great American manufacturers who produce this size boiler. 150 HP boilers can be purchased in low pressure (15psi) steam, high pressure (150 – …
Get PriceBoiler scale is caused by impurities being precipitated out of the water directly on heat transfer surfaces or by suspended matter in water settling out on the metal and becoming hard and adherent. Evaporation in a boiler causes impurities to concentrate. This interferes with heat transfers and may cause hot spots. Leading to local overheating. Scaling mechanism is the …
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Get PriceBoiler is selected according to the heat loss value calculated. For example, approximate heat loss of a 20 m² uninsulated-protected room with roof height of 3 meters located in mezzanine is: 20x3x32= 1,920 kcal/h. In the same way, approximate …
Get PriceExample: The cost of taking a bath with an electrical boiler or a gasheater. Assume a bath with a volume of 120 liters. The incoming tap water is ca. 13 degrees Celsius. 1 to heath one liter of water it will cost one kcal, what equals 4.18 kJ. This is also The value of the specefic heat of water. 2 source:
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