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### Chapter 4.1: Boiler Short type questions

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 quantifyGet Price

### Steam Calculators: Boiler Calculator - Energy

2015/3/17 · Steam, Boiler, and Blowdown Pressure are the same. Combustion Efficiency is the % of fuel energy that is directly added to the feedwater and not otherwise lost or used. Blowdown Rate is the % of incoming feedwater mass flow rate that leaves the boiler as a saturated liquid at boiler pressure.Get Price

### [Solved] How do I work this out using Perry's steam tables can you show me step by step and where on the steam …

How do I work this out using Perry's steam tables can you show me step by step and where on the steam tables you got the info to calculate A boiler generates 5000kg/hour of steam at a pressure of 25 bar and 325 C. The feed water enters at 50 C. The boiler burns Get Price

### Engineering Thermodynamics: Problems and Solutions, Chapter-9

The boiler generates steam at 7 MPa, 540 o C at a rate of 9 kg/s, and the condenser pressure is 14 kPa. Steam leaves the process heater as saturated liquid. It is then mixed with the feedwater at the same pressure and this mixture is pumped to the boiler pressure.Get Price

### CON EXAMINATION BOARD OF BOILERS - Maharashtra

A boiler generates 6.5 ton of steam per ton of coal fired. Steam generation is at 18kg/cm 2 (g) Quantity of steam (dry) generated = 5 Ton per hour (TPH) Steam pressure = 10 kg/cm 2 (g) Steam temp = 180 C Quantity of oil consumed = 0.350 TPH = 75 C 2 Get Price

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Boiler Capacity - Engineering ToolBoxGet Price

### A boiler produces superheated steam at 2.5 MPa and | Chegg.com

A boiler produces superheated steam at 2.5 MPa and 300°C, at a rate of 5000 kg/h, from feedwater at 50°C. The steam entering the superheater tubes has a dryness fraction of 0.95. The fuel oil used has an energy content of 44 MJ/kg and the boiler efficiency is 75%. Determine the: (a) Mass of fuel burnt per hour; (b) Percentage of the total Get Price

### Steam Calculators: Boiler Calculator - Energy

2015/3/17 · Steam, Boiler, and Blowdown Pressure are the same. Combustion Efficiency is the % of fuel energy that is directly added to the feedwater and not otherwise lost or used. Blowdown Rate is the % of incoming feedwater mass flow rate that leaves the boiler as a saturated liquid at boiler pressure.Get Price

### NATIONAL UNIVERSITY OF SCIENCE AND TECHNOLOGY

Time Allowed 3 hours Answer any FIVE questions Question 1 a) A boiler generates 5000kg of steam /h at 1.8MN/m2 . The steam temperature is 3250C and the feed water temperature is 49.40C . The efficiency of the boiler plant is 80%when using oil ofGet Price

### Steam Calculators: Boiler Calculator

2015/3/17 · Steam, Boiler, and Blowdown Pressure are the same. Combustion Efficiency is the % of fuel energy that is directly added to the feedwater and not otherwise lost or used. Blowdown Rate is the % of incoming feedwater mass flow rate that leaves the boiler as a saturated liquid at boiler pressure.Get Price

### Steam Calculators: Boiler Calculator - Energy

### 1. A boiler generates 45,350 kg of steam per hour at | Chegg.com

1. A boiler generates 45,350 kg of steam per hour at 540 . Feedwater temperature is 145 . Steam pressure is 8,300 kpa, Higher Heating Value of coal is 25,600 𝑘𝐽 𝑘𝑔 as-fired basis, and overall steam generator efficiency, 85 %. How many kilograms of coal are requiredGet Price

### 5000 kg per hour coal fired steam boiler - Steam Boiler

12 ton per hour steam boiler - theimperialclub.in. 12 tons per hour steam boiler. steam boilers in the range of 50 to 850 kg of steam per hour. The coil type boiler generates steam instantly and is extremely Thermax Ltd therma. 2 ton oil steam boiler Chinese boiler manufacturer 2 ton oil steam boiler we manufacture I would like to know if you can provide us used steam …Get Price

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ME Board Problem Local coal with higher heating value of 5,500 kCal/kg is burned in a pulverized coal fired boiler with 25% excess air at the rate of 25.9 M.T. per hour when the steam generated is 220 M.T. per hour. This boiler is served by 2 forced-draft fans ofGet Price

### Boiler Formulas | Johnston Boiler | Top Quality Boiler …

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 = Cycle of Concentration of Boiler Water What is the cycle of concentration if the chloride content of boiler water isGet Price

### Methods of Casting Used in Foundry 1 Sand casting 2 Pressure …

A boiler generates superheated steam at the rate of 50 tons per hour. Feedwater enters the boiler at 5 MPa and 120ºC and leaves at 4.5 MPa and 320ºC. If the coal used has a heating value of 5 tons per hour, calculate: a.Get Price

### Power plant and calculations: Boiler calculations for Boiler operation Engineer …

2021/2/12 · Consider steam to fuel ratio 5.5 & Boiler operates on full load for 24 hours. We have S + O2 = SO2 32 + 32 = 64 1 + 1 = 2 That is 1 kg of sulphur generates 2 kg of Sulphur dioxide on complete combustion. Total coal consumed in a day = Steam generated in 24Get Price

### Problem Sheet-01: Non-Renewable Energy - Weebly

A boiler generates 5000 kg of steam per hour at 1.8 MN/m2. The steam temperature is 325 oC and the feedwater temperature is 49.4 oC. The efficiency of the boiler plant is 80% when using oil of calorific value 45,500 kJ/kg. The steam generated is supplied to a 2 Get Price

### CON EXAMINATION BOARD OF BOILERS - Maharashtra

A boiler generates 6.5 ton of steam per ton of coal fired. Steam generation is at 18kg/cm 2 (g) Quantity of steam (dry) generated = 5 Ton per hour (TPH) Steam pressure = 10 kg/cm 2 (g) Steam temp = 180 C Quantity of oil consumed = 0.350 TPH = 75 C 2 Get Price

### (Solved) - A boiler generates 7.5 kg of steam per kg of coal burnt …

2021/4/29 · 1 Answer to A boiler generates 7.5 kg of steam per kg of coal burnt at a pressure of 11 bar. The feed water temperature is 70 C; boiler efficiency is 75%; factor of evaporation is 1.15; C p = 2.1 kJ/kgK. Calculate: calorific value of coal in kJ/kg,Get Price

### Answered: A boiler plant incorporates and… | bartleby

Question. A boiler plant incorporates and economizer and air preheater and generates steam at 40 bar and 300oC with fuel heating value of 33000 kg/hr. The temperature of feedwater is raised from 40oC to 125oC in the economizer and the flue gases are cooled at the same time from 395oC to 225oC. The flue gas then enters the air preheater at a Get Price

### Example 9B - 2: Steam Power Plant Operating on the Rankine Cycle

Example 9B - 2: Steam Power Plant Operating on the Rankine Cycle. 9B-2 : Steam Power Plant Operating on the Rankine Cycle. 9 pts. Consider the Rankine Power Cycle shown below. Steam is the working fluid. The hot and cold thermal reservoirs are at 500 o C and 10 o C, respectively. The boiler operates at 12 MPa and the condenser operates at 100 kPa.Get Price

### Solved Revision Questions 4.1- A boiler with superheater | …

Question: Revision Questions 4.1- A boiler with superheater generates 6000 kg/h of steam at 1.5 MPa 0.98 dry at exit from the boiler and at a temp of 300 °C on leaving the superheater. If the feed water temp is 80 °C and the overall efficiency combined boiler and superheater is 85% Find. a-the amount of coal of HHV=30000 kJ/kg used per hour b Get Price

### Regenerative Brayton Cycle - BrainKart

A boiler generates 5000kg of steam per hour at 2Mpa the steam temperature is 325'c and the feed water temperature is 50'c. The efficiency of the boiler is 80% when using oil of Higher Heating Value 45500kJ/kg.Get Price

### Engineering Thermodynamics: Problems and Solutions, Chapter-9

The boiler generates steam at 7 MPa, 540 o C at a rate of 9 kg/s, and the condenser pressure is 14 kPa. Steam leaves the process heater as saturated liquid. It is then mixed with the feedwater at the same pressure and this mixture is pumped to the boiler pressure.Get Price

### Solved A boiler generates 5000kg of steam per hour at 2Mpa | …

A boiler generates 5000kg of steam per hour at 2Mpa the steam temperature is 325'c and the feed water temperature is 50'c. The efficiency of the boiler is 80% when using oil of Higher Heating Value 45500kJ/kg. The steam generated is supplied to a turbine which develops 500kW and exhausts at 0.2Mpa, the quality of the steam being 0.98.Get Price

### (Solved) - A boiler generates 8 kg of steam per kg of fuel burnt at …

2021/2/15 · A boiler generates 8 kg of steam per kg of fuel burnt at a pressure of 12 bar from feed water entering at 80 C. The boiler is 75% efficient and its factor of evaporation is 1.15. Calculate (a) Degree of superheat and temperature of steam generated, (b) Calorific value Get Price

### Steam Boiler Rating and Feed Water Temperature

Steam and Condensate - Steam & condensate systems- properties, capacities, pipe sizing, systems configuration and more Related Documents ASME - International Boiler and Pressure Vessel Code - The International Boiler and Pressure Vessel Code safety rules governing design, fabrication, and inspection of boilers and pressure vessels, and nuclear power plant …Get Price

### Engineering Thermodynamics: Problems and Solutions, Chapter-9

Boiler Capacity - Engineering ToolBoxGet Price

### Steam Superheater in Boiler: Role, Benefits, Types, Manufacturer, Supplier - Industrial Steam Boiler Manufacturer in India | Thermodyne Boilers

Steam Superheaters in Industrial Boilers The Steam Superheater is a coil type heat exchanger which is used to produce superheated steam or to convert the wet steam to dry steam, generated by a boiler. It is different from a boiler in a way that, boiler utilizes both sensible heat as well as latent heat to convert water into steam while superheater utilizes only sensible heat …Get Price

### Solved (b) A boiler generates 5,000kg of steam per hour at a | …

(b) A boiler generates 5,000kg of steam per hour at a pressure of 1.7MN/m. The steam temperature is 325oC and the feed water temperature is 51.1oC. The efficiency of the boiler is 80% when using oil of calorific value 45,500kJ/kg. The seam generated is supplied Get Price

### Steam Calculators: Boiler Calculator

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