factors that affect boiler water carryover of bagasse fired boiler

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θrion Gas Fired Steam Boiler

Capacity:1-20t/h

Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.

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HOT

Gas(oil) Fired Integrated Hot Water Boiler

Capacity:0.7-14MW

Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

Applicable fuel:Natural gas, light oil, etc.

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H6 Gas Fired Hot Water Boiler

Capacity:0.7-2.8Mw

Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

Applicable fuel:Natural gas, etc.

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T7 Vacuum Hot Water Boilerr

Capacity:2.8-7.0Mw

Rated thermal efficiency:≥105.5%

Fixed working pressure:-0.02MPa

Applicable fuel:Natural gas, etc.

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HOT

V6 Gas Fired Hot Water Boiler

Capacity:99Kw

Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

Applicable fuel:Natural gas, etc.

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HOT

Electric Steam Boiler

Capacity:0.5-4.0 t/h

Rated thermal efficiency:98%

Fixed working pressure:≤1.25MPa

Applicable fuel:electric energy

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  • Power plant and calculations: Objective & Viva Questions

    Feb 19, 2021 · IBD is given, when following parameters in Boiler water exceed? Silica, Phosphate, pH & conductivity. 88-What is the major loss in coal fired & bagasse fired boilers? In coal fired Boilers major loss is heat loss due to dry flue gas. And in Bagasse fired boilers major loss is heat loss due to moisture present in fuelGet Price

  • The Engineering of Boilers: Energy conservation

    Sep 25, 2010 · The potential for energy saving depends on the type of boiler installed and the fuel used. For a typically older model shell boiler, with a flue gas exit temperature of 260 °C, an economizer could be used to reduce it to 200 °C, increasing the feed water temperature by 15 °C. Increase in overall thermal efficiency would be in the order of 3%.Get Price

  • john thompson coal boiler manual

    Factors Affecting the Safe and Efficient Operation of. Introduction Boilers are key to the operation of any sugar mill. Over many years, John Thompson Boilers (JTB) has gained valuable knowledge of the problems experienced in the operation of bagasse/coal fired boilers.Get Price

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    Automatic blowdown controls can be installed that sense and respond to boiler water conductivity and pH. A 10% blow down in a 15 kg/cm2 boiler results in 3% efficiency loss. 8. Reduction of Scaling and Soot Losses In oil and coal-fired boilers, soot buildup on tubes acts as an insulator against heat transfer.Get Price

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    A major source of emissions in a kraft mill is the boiler for generating auxiliary steam and power. The fuels are coal, oil, natural gas, or bark/wood waste. See Chapter 1, "External Combustion Sources", for emission factors for boilers. Table 10.2-1 presents emission factors for a conventional kraft mill. The most widely usedGet Price

  • Investigation of factors affecting thermal performance in

    Aug 01, 2021 · H.W Kim et al. examined factors affecting efficiency in a coal-fired fluidized bed boiler (oxy-CFB). In particular, the effect of the rate of water retained in the flue gas on efficiency was analyzed. When the amount of water retained in this flue gas decreased, the combustion chamber amount increased.Get Price

  • Is a high efficiency, condensing gas boiler the best

    Aug 13, 2018 · The biggest difference between condensing boilers and "conventional", non-condensing boilers is "efficiency". The most efficient boilers keep heat in the house rather than letting it escape through the chimney or vent pipe. An ultra-high efficiency boiler is able to keep more heat in the heating system, but the side effect is condensation.Get Price

  • What is Carryover | Causes of Carryover

    In many cases, Boiler users have reduced the carryover in the boiler simply by altering the NWL settings and by tuning the control valve action. On off operation of boiler feed pumps a cause for carryover in flue tube boiler. It can be practiced only when the drum size is big as in an oil-fired boiler with internal furnace.Get Price

  • Coal Fired Boiler Optimization and the Impact on Emission

    Coal Fired Boiler Optimization and the Impact on Emission Control Devices Shawn Cochran Factors Affecting Performance of SCR • Stoichiometric ratio of NH3 to NO X • Temperature • Oxygen • SO X Water Out Thermocouple Connection Shield Air In Water In >700°F TemperatureGet Price

  • FUNCTIONS AND INFORMATIONS ABOUT BOILERS: 2009

    Aug 15, 2009 · Chemical Corrections. Proper boiler water chemistry reduces the impact that dissolved salts, alkalinity, silica and hydrocarbon contaminants have on carryover tendencies. Table 12.44 shows the ABMA (American Boiler Manufacturers Association) standard boiler water concentrations for minimizing carryover.Get Price

  • PERFORMANCE EVALUATION OF A BIOMASS BOILER ON …

    Performance of a bagasse fired boiler was evaluated at Shakarganj Sugar Mill, Bhone-Jhang having steam generation capacity of 80 tons h-1 at 25 bar working pressure. The unit was forced circulation and bi-drum type water tube boiler which was equipped with all accessories like air heater, economizer and super-heater.Get Price

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  • Integrated mathematical modelling of a 105 t/h biomass

    Aug 01, 2021 · The fuel composition can be seen in Table 1.The composition shows that the fuel has a significant moisture component compared to other fuels fired in boiler systems, for example, typical moisture content of pulverized coal is 7.7 → 23.4 % and for sawdust 16.5 % [].High fuel moisture content has a significant effect on boiler operations due to the high latent …Get Price

  • How To Operate An Industrial Boiler Safely-ZBG Boiler

    Nov 11, 2015 · The factors that lead to boiler accident including water level, heating temperature, corrosion and leakage in daily life, and some carelessness of operator and so on, so daily maintain is necessary. Blow down. Blow down is necessary particularly for large scale boilers which contain large quantity of boiler water inside.Get Price

  • (PDF) Energy Conservation in Bagasse Fired Boiler

    The purpose of the air preheater is to recover the heat from the. boiler flue gas which reduces the hea t of w aste flue gas a nd. increases the thermal efficiency of the boiler. % Fuel saving Get Price

  • BOILER INTERVIEW QUESTION & ANSWER - ASKPOWERPLANT

    Nov 24, 2016 · Q.(A).What is the affect of sulfur in coal when used in boiler? Sulfur will get oxidized to SO2 and fraction of SO3 and will react with water to form sulfuric acid and this occurs at a temperature called the acid dew point which normally is about 120 oC.Get Price

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    Apr 15, 2020 · Factors Affecting Inservice Cracking of Weld Zone in Corrosive Service This is particularly true with the boiler tubes that make up the furnace and Boiler designers carefully consider the heat flux through furnace wall tubing and oxide film remains on boiler metal surfaces, oxygen control is extremely important.Get Price

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    4.5.2.1 Basic Process and Components. The thermodynamic cycle for the steam turbine is the Rankine cycle. The cycle is the basis for conventional power generating stations and consists of a heat source (boiler) that converts water to high pressure steam.Get Price

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    Foaming is primarily the result of the chemical conditions of the boiler water caused by concentration of oil, soap, organic matter, suspended particles or other foreign matter. Excess foaming may result in foam over i.e. carry over of the foam with the steam. 1.9.2 Factors affecting steam separation…..Get Price

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    Process 4-5. As the water enters the boiler, water is first heated up to the saturation temperature or evaporation temperature T1 called sensible heating and during this process the state point moves along curve 4-5. The heat supplied during this process is hi5 —hp and is represented by the area LKefid-5-M, i.e. sensible heat of water. Process Get Price

  • India Boiler dot Com

    Factors affecting Combustion 1. Moisture content in the fuel should be low since it yields to in latent heat loss. 2. The Sulfur content in fuel should be low, during combustion the sulphur converts to sulphur dioxide (SO 2) which then converts to SO 3 and further combines with water vapor to form sulfuric acid, which causes cold end corrosion. 3.Get Price

  • OPERATING EXPERIENCE ON SINGLE AND THREE PASS BOILERS …

    Two boiler designs have recently emerged to suit the present requirements of the cane sugar industry, viz the single pass panel wall unit and the three pass, bottom supported boiler with an open pitch furnace tube construction. The former is less susceptible to erosion compared with the original concept of the three pass boiler. It is believed that the three pass unit in its present …Get Price

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    Selected questions Chapter 4.1: Boiler Short type questions 1. In the absence of steam flow meter, suggest a method by which steam quantity can be assessed in a boiler. Ans. The feed water flow into the boiler can be used as an effective tool to quantify the steam flow rate from a boiler. The feed water flow rate also can be quantified either by measuring water flow with the …Get Price

  • BOILERS | Energy-Models.com

    Automatic blowdown controls can be installed that sense and respond to boiler water conductivity and pH. A 10% blow down in a 15 kg/cm2 boiler results in 3% efficiency loss. 8. Reduction of Scaling and Soot Losses. In oil and coal-fired boilers, soot buildup on tubes acts as an insulator against heat transfer.Get Price

  • Boiler Efficiency Improvement - ChemEnggHelp

    Oct 07, 2020 · Therefore, proper sizing of coal particles is very important for the boiler efficiency. Boiler feed water preheating – available waste heat inside the plant should be used to preheat the boiler feed water. You should know 6 0 C increase in boiler feed water temperature can reduce 1% of coal consumption approximately.Get Price

  • (PDF) Boilers and Steam Generation - ResearchGate

    Generation. A boiler is an enclosed vessel that provides a means. for combustion heat to be transferred into water until it. becomes heated water or …Get Price