加热电加热电流压P4T3(℃)P3(MP)T4(℃)IA(A)VA(V)(MP)-21.50.14-23.10.120.110-22.00.14-23.60.120.110-22.80.13-24.30.1150.110-23.30.13-24.80.1150.110-23.80.12-25.10.110.110-24.00.12-25.30.110.110-24.20.12-25.40.111.860-24.20.12-25.50.111.760-24.40.12-25.60.1051.760-24.40.12-25.60.1051.760-24.50.12-25.70.1051.760-24.40.12-25.60.1051.760-24.30.12-25.50.1051.760-24.20.12-25.40.1051.760-24.10.12-25.20.111.860-23.90.12-25.20.111.860节流阀后蒸发器出口注:以第三组数据为例,绿色为公用数据,表中压力为表压,注意数值的精度,查p-h图时,加上大气压,纵坐标
10,即对应的纵坐标数值,读取h1-h4时,注意h1、h4在h2、h3的右侧,参看课本压焓图形状,打印区域为
记录表 大气压99.5kPa压缩功率水泵电因子流IB(A)cosφc0.633.80.633.80.623.80.623.80.633.70.633.70.633.70.633.70.633.70.633.80.633.80.643.70.643.70.643.80.633.70.633.7水泵电压VB(V)233232232232231231231231232232232232231232231231量热器温度T(℃)-11.4-11.4-11.5-11.6-11.6-11.6-11.6-11.6-11.5-11.5-11.4-11.3-11.3-11.2-11.1-11.1时,加上大气压,纵坐标的读法为(p+0.10)﹡本压焓图形状,打印区域为上述表格。
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