... weight,easy to be moved.2.Working under varied condition.3.Non-clogging , good balance between water power and centrifugal force.4.High ... head,full head, high efficiency.5.Non-overloading.6.Saving electricity and energy.7 ... density of 90.06W/m2. The annual power generated is 2,112,000MWh, and the annual power delivered to the grid is ...