Q4// 5 kg a solution at 288 °K containing 10% of dissolved solids is feed to double effect evaporator operating at pressure of 14 KN/m² in the last effect. If the product is to consist of a liquid...


Q4// 5 kg a solution at 288 °K containing 10% of dissolved solids is feed to double effect<br>evaporator operating at pressure of 14 KN/m² in the last effect. If the product is to consist of a<br>liquid containing 50% weight of dissolved solids and dry saturated steam is feed<br>coils, what should be the pressure of the steam? The surface in each effect is 50 m² and the<br>coefficients for heat transfer in the first and second effects are 2.8 and 1.7 kW/m2°K<br>respectively. Assume the concentrated solution exhibited a boiling point rise of 5 °K, the latent<br>heat has a constant value of2260 KJ/kg, and the specific heat of the liquid stream is constant is<br>constant at 3.73 kJ/kg.°K.<br>the steam<br>

Extracted text: Q4// 5 kg a solution at 288 °K containing 10% of dissolved solids is feed to double effect evaporator operating at pressure of 14 KN/m² in the last effect. If the product is to consist of a liquid containing 50% weight of dissolved solids and dry saturated steam is feed coils, what should be the pressure of the steam? The surface in each effect is 50 m² and the coefficients for heat transfer in the first and second effects are 2.8 and 1.7 kW/m2°K respectively. Assume the concentrated solution exhibited a boiling point rise of 5 °K, the latent heat has a constant value of2260 KJ/kg, and the specific heat of the liquid stream is constant is constant at 3.73 kJ/kg.°K. the steam

Jun 04, 2022
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