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Domestic hot water and heating series: gas hot water boiler, vacuum hot water boiler, vertical atmospheric pressure hot water boiler, electric hot water boiler Factory use, high temperature steam: wns fuel gas steam boiler, szs water tube steam boiler, vertical steam boiler, electric steam boiler

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Figure 3 The overall mass and energy balance of steam boiler

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Popular products


θrion Gas Fired Steam Boiler


Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.


Gas(oil) Fired Integrated Hot Water Boiler


Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

Applicable fuel:Natural gas, light oil, etc.


H6 Gas Fired Hot Water Boiler


Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

Applicable fuel:Natural gas, etc.


T7 Vacuum Hot Water Boilerr


Rated thermal efficiency:≥105.5%

Fixed working pressure:-0.02MPa

Applicable fuel:Natural gas, etc.


V6 Gas Fired Hot Water Boiler


Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

Applicable fuel:Natural gas, etc.


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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  • ME 200 Thermodynamics 1 Fall 2017 – Exam 3

    (a) Mass balance for the boiler: mm m 23 steam Energy balance for the boiler: Qmhh boiler steam 32 Mass flow rate of steam through the boiler: 3 32 kJ 420 10 s kJ 3675 46.3 kg boiler steam Q m hh kg 115.7 steam s m (b) Mass balance for the turbine: mm m 34 steam Energy balance for the actual turbine: 34Get Price

  • Evaluating Deaerator Operation | HPAC Engineering

    Jan 01, 2010 · A deaerator energy balance then can be developed to determine deaerator steam usage and other energy data needed for a critique of the entire steam system (Figure 4). After establishing condensate return and deaerator steam usage per thousand pounds of steam produced, an overall energy balance of the boiler can be developed.Get Price

  • Mass and Energy Balances - NCSU

    Mar 17, 2015 · The Specific Enthalpy is then multiplied by the Mass Flow to get the Energy Flow: Blowdown Energy Flow = Specific Enthalpy * Mass Flow; Step 4: Determine Boiler Energy. Boiler Energy = Steam Energy Flow + Blowdown Energy Flow - Feedwater Energy Flow; Step 5: Determine Fuel Energy. Fuel Energy = Boiler Energy / Combustion Efficiency; AssumptionsGet Price

  • boiler mass and energy balance indirect method – CFBC

    Steam Calculators: Deaerator CalculatorGet Price

  • Boiler Efficiency | How to balance steam loads efficiently

    Aug 26, 2011 · Plant engineers might evaluate fuel input vs. steam demand data as shown in Table 3. For various combinations of steam flows from the boiler and HRSG, the fuel the boiler and HRSG require are added and the total shown. The best fuel consumption occurs when the HRSG is operated at or near full load.Get Price

  • Energetic Analyses of the Combined Heat and Power (CHP) …

    Based on total useful energy output (excepting the stack gas, waste boiler loss, condenser line, medium pressure steam collector energies), the total useful energy efficiencies of gas turbine cycle, HRSG, steam cycle and CHP system are 82.3 %, 65.2 %, 18.5 % and 40.02 %, respectively. Keywords: Combined Heat and Power System, Energy Balance, EnergyGet Price

  • (PDF) Boiler Calculations | Michael Dellon -

    Mass flow rate of steam [t/h] Combustion method 10 20 40 60 80 100 200 400 600 800 Pulverized firing - 1,3 1,0 0,9 0,75 0,7 0,55 0,4 0,35 0,3 Loss [%] Grate 1,5 1,1 0,9 0,7 - - - - - - Oil/gas fired boiler 1,3 0,9 0,7 0,6 0,55 0,4 0,3 0,25 0,2 0,2 Losses of blowdown, sootblowing and atomizing steam Blowdown water from the steam drum and Get Price


    Figure 4.1: Mass and Energy Balance. energy flow in any energy equipment or system such as boiler, fired heaters, fur-naces after carrying out energy balance calculation. This diagram represents 4.3.1 Total mass and composition Material balances can be based on total mass, mass of dry solids, or mass of particular compo- Get Price

  • Secondary Reformer Energy Balance, Reformed Gas Boiler

    In terms of the current mass and energy balance calculations, the temperature of the gas stream entering the high-temperature shift converter 1 (Item V102 on the block diagram) has to be considered. Table 1.11 shows that there is still a considerable amount of carbon monoxide present in the synthesis stream (64.41/770.06 = 0.084, i.e. 8.4 mole %); this has to be removed …Get Price

  • Material and Energy Balance - OpExWorks

    A heat balance is an attempt to balance the total energy entering a system (e.g boiler) against that leaving the system in different forms. The Figure 4.10 illustrates the heat balance and different losses occurring while generating steam. Example-2: Mass Balance in a Cement PlantGet Price

  • Calculating pressure in a boiler : AskEngineers

    One thing I've been trying to figure out, is how to determine pressure in a boiler mathematically. So for example, lets say I have an isolated boiler, 60% liquid inventory and 40% air, at 0 psig. I shut the vents, and start adding heat at some rate.Get Price

  • Heat balance of the CFB boiler - Doctoral School of Energy

    generation of steam. This fraction or the thermal efficiency of the boiler is calculated by carrying out a heat balance around the boiler. Boiler efficiency is formed by considering losses relative to ideal products, so for CFB boiler losses must be corrected with heat credit due to heat receiving in sulfatation and heatGet Price

  • Energy Analysis of Thermal Power Plant

    Figure 7 Feed Pump f. Overall energy analysis of boiler plant. Basically boiler efficiency can be tested by the following methods: 1) The Direct Method: Where the energy gain of the work- ing fluid (water and steam) is compared with the energy content of the boiler fuel [6, 7].Get Price

  • Energy Analysis of Thermal Power Plant - IJSER

    Figure 7 Feed Pump f. Overall energy analysis of boiler plant. Basically boiler efficiency can be tested by the following methods: 1) The Direct Method: Where the energy gain of the work-ing fluid (water and steam) is compared with the energy content of the boiler fuel [6, 7]. 2) The Indirect Method: Where the efficiency is the differ-Get Price

  • The Heat Balance and Efficiency of Steam Boilers

    The Heat Balance and Efficiency of Steam BoilersGet Price


    Self Exercise 3 Gaseous propane of 88 kg/hr is burned in a boiler with 10% excess air to produce 1200 kg/hr of steam at 0.1 MPa and 150oC. The percent conversion of the propane is ; of the fuel burned, 90% reacts to form CO2 and the balance to form CO. The temperature of combustion air, fuel and water entering the boiler is assumed at 25oC.Get Price

  • Mass And Energy Balances Over Oil Fired Boiler …

    boiler surfaces to the surroundings is taken at an average level of 200 – 300 W/m2 With increasing boiler power, the absolute 35 and relative heat loss q5% becomes lower as the total heat release and the volume of combustion products increase more quickly than the area of exposed boiler surfaces.Get Price

  • Common Boiler Excess Air Trends and Strategies to Optimize

    Qin = mf HHV (3) The combustion gas mass flow rate, mg, is the sum of the fuel mass flow rate and combustion air mass flow rate. mg = mf + ma (4) The combustion temperature, Tc, can be calculated from an energy balance on the combustion chamber (Figure 1), where the chemical energy released during combustion isGet Price

  • Based on the following data and mass & heat |

    Transcribed image text: . . . . .Based on the following data and mass & heat balance diagram for Jeddah II Power-Desal Plant: Boiler capacity (steam output) Ms 219.0 Ton/h Boiler efficiency nB 83 % Type of Fuel used Bunker C Steam for MSF plant is extraction steam at 3.7 bar @ 2783.9 kJ/kg Amount of steam provided to MSF units 101.0 Ton/h Amount of steam provided to …Get Price

  • Thermal Performance and Economic Analysis of 210 MWe Coal

    This paper presents the thermal and economic performance of a 210 MWe coal-fired power plant situated in North India. Analysis is used to predict coal consumption rate, overall thermal efficiency, mass flow rate of steam through boiler, and Net present value (NPV) of plant for given load. Thermodynamic analysis was carried out using mass and energy equations followed by …Get Price

  • Chapter 1.4 Material and Energy Balance Part – I

    In an utility steam boiler, heat loss due to radiation normally is in the range of a) 10% b) 14% c) 1% d) 8% List any three guidelines for mass and energy balance. it is better to first draft the overall material and energy balance. • While splitting up the total system, choose, simple discrete sub-systems. Get Price

  • Mass And Energy Balances Over Oil Fired Boiler …

    Mass And Energy Balances Over Oil Fired Boiler Engineering Get Price

  • Figure 3: The overall mass and energy balance of steam …

    Bouapetch et al. (2014) in their study, energy and exergy analysis of steam boiler and autoclave in fiber cement process, obtained a similar high exergy destruction of the autoclave to be 87.14%.Get Price

  • [Solved] A steam power cycle with regeneration as shown

    The fluids mix with each other in an open feedwater heater. The turbine is isentropic and the input (bleed) to the feedwater heater from the turbine is at state 2 as shown in the figure. Process 3-4 occurs in the condenser. The pump work is negligible. The input to the boiler is at state 5. The following information is available from the steam Get Price

  • Steam Calculators: Boiler Calculator - Energy

    Steam Calculators: Boiler Calculator - EnergyGet Price

  • 7.6. Rankine cycle | EME 812: Utility Solar Power and

    The next process 2-3 takes place in the boiler. The energy balance in the boiler can be expressed as the change in enthalpy of the fluid from the "before" state (compressed liquid) to "after" state (superheated steam): Q in = H 3 − H 2. Where Q in is the heat used by the boiler. This heat is supplied to the boiler from the solar concentrator.Get Price

  • Natural Steam Methane Reforming (SMR)

    SMR –Heat Recovery for Steam Generation Energy Inputs Energy Removal kcal/hr kW kcal/hr Steam Boiler 3,742,371 Post Reformer Cooler 2,238,933 Methanator Reheat 553,190 Post HTS Cooler 1,026,525 Heat Sub-total 4,295,561 Post LTS Cooler 2,305,814 Sub-total 5,571,272 Reformer 6,332,965 Amine Duty 5,680,514 Amine Coolers 3,550,321Get Price

  • Steam Calculators: Deaerator Calculator - Energy

    Heat balance shows the computed mass and energy flows basis for compiling the heat balance of a steam boiler. Boiler Efficiency by indirect method = 100 – (L . 1) The Direct Method: Where the energy gain of the work-ing fluid (water and steam) is compared with the energy content of the boiler fuel [6, 7].Get Price

  • Table 21: Material balance of all inputs in Fertilzer sector

    2.0 Steam 2.1 Production 2.1.1 Boiler ( Individual) MT 2.1.2 GTG/HRU MT 2.1.3 Service/auxiliary boiler MT Overall material & energy balance Figure 16:O verall Material and Energy balaance II. CALCULATION OF SPECIFIC ENERGY CONSUMPTION (SEC) OF AMMONIA Get Price

  • Energy Analysis of Thermal Power Plant

    Figure 7 Feed Pump f. Overall energy analysis of boiler plant. Basically boiler efficiency can be tested by the following methods: 1) The Direct Method: Where the energy gain of the work- ing fluid (water and steam) is compared with the energy content of the boiler fuel [6, 7].Get Price

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