Description
H1-泵站与用户区两地的高差扬程约30M,即0.3Mpa,该数字是固定不变的。H2-用户区服务扬程20M,即0.2Mpa,该数字是用户要求的。H3-是距泵站n公里(假设为10公里)管网损失扬程,该数字是随流量而变化的,在全流量(Q为100%)时,损失扬程为30M,即0.3Mpa。泵站出口压力为∶H=H1+H2+H3=0.3+0.2+KQ2=0.5+KQ2---(1)H3是管网损失扬程,随着流量的增加,损失扬程呈平方递增。
GENERAL ELECTRIC DS3800DFXB USPP DS3800DFXB
GENERAL ELECTRIC DS3800NCLA NSPP DS3800NCLA
GENERAL ELECTRIC AUXILIARY SEQUENCER DS3800DSQD1A1A BOR
GE GENERAL ELECTRIC DS3800NPCA1A1B SNUBBER BOARD