• Minimum diameter at the bottom (PUST)increa ses the water velocity and facilitate the pum ping of solid matters
• 底部直径缩小(PUST)增加了水的流速,有利于泵送 固体介质
• Minimum stop level for SE1/SEV with stainless steel jackets is just above the pump housing
•
每小时 最大启停次数
1
• Zmax •
= minimum cycle period [h] = T
最小运行周期
11
•2 – Calculating the effective volume – theory 有效容积计算-原理
Minimum cycle period 1
T=
Zmax
最小运行周期
Pumping period Tp 泵送周期 Stopping period Ts 停泵周期 Cycle period Tp + Ts 运行周期
2
Basic process of PPS des ign
泵站设计基本步骤
Related information collect ion
相关信息收集
Designed inflow, head 设计入流流量、扬程
Elevation of ground, inlet and disch arge
地面、进出水管标高
• 距离太远,水泵运行周期过长,增加 了沉淀和堵塞的风险
• The right distance will give th e optimal tank size