一二次回风湿空气计算
来源:华佗小知识
当
风量G(m3/h)室内点N室外点W预热后的室外点W1混合点C机械露点L送风状态点O再热量Q1预热量Q2混合点比k425075075050005000500040447.9111691.130.85干球温度t(℃)热力学温度T18.005.0020.3216.0716.1324.00291.15278.15293.47289.22289.28297.15LN(T)5.675.635.685.675.675.69数据输入表
风量G(m3/h)干球温度t(℃)湿球温度ts(℃)室内点N预热后的室外点W425075018.005.0012.001.30注意:计算时湿空气密度为
当干球温度t=0℃~200℃
湿球温度ts(℃)相对湿度%水蒸气分压力Pq(Pa)饱和水蒸气分压力Pab(pa)12.001.30-6.0311.3214.761.8580.5771.6426.1882.6195.0050.411681.66631.66631.661525.561760.711521.902087.17881.722412.941846.641853.383018.89当地大气压P(101325.00室内冷负荷Q(送风温差△t(18000.006密度为1.2kg/m3,新风比0.15
焓值h(kj/kg)44.7714.8430.4340.2840.2848.37含湿量d(g/kg)10.503.903.909.519.489.48
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