Application:
Type DG boiler feed pumps are used for
feeding to middle and high pressure boiler or for pumping other high
pressure clean water.
The highest applied temperature of middle
pressure boiler feed pumps is up to105℃and one of high pressure boiler
feed pumps is up to160℃.
Flow range:
32.4-155m³/hr(middle pressure pumps)
200-450m³/hr(high pressure pumps)
Total head range:
367-603m(middle pressure pumps)
1520-1975m(high pressure pumps)
Structure:
DG
pumps are single-casing,multi-stage centrifugal pump with ring section
body.Suction nozzle of type DG 36-50 pump is arranged horizontally and
discharge nozzle is arranged vertically up.Suction and discharge nozzles
of other type pumps are arranged bertically up,Suction, middle stage
and discharge casing are rigidly held together by tie bolts. The joints
between these casing are sea led by means of metal-to-metal contact…