The equivalent evaporation of a boiler is found to be 22500 kg per hour. Steam is...

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The equivalent evaporation of a boiler is found to be 22500 kg per hour. Steam is produced at 20 bar pressure and 250°C. The feed water temperature is 36°C. 1850 kg of coal/hr having a calorific value of 30,000 kJ/kg is utilised. Estimate actual evaporation of the boiler in kg/hr and efficiency. The equivalent evaporation of a boiler is found to be 22500 kg per hour. Steam is produced at 20 bar pressure and 250°C. The feed water temperature is 36°C. 1850 kg of coal/hr having a calorific value of 30,000 kJ/kg is utilised. Estimate actual evaporation of the boiler in kg/hr and efficiency.

Answer rating: 100% (QA)

We can estimate the actual evaporation and efficiency of the boiler as follows 1 Heat Input Coal con... View the full answer