The number of column-shaft sections a deep well turbine will have is determined by what factor?

The number of column-shaft sections a deep well turbine will have is primarily determined by the distance between the pump tank flange and the tank floor. This distance dictates how deep the pump needs to be installed within the well to effectively draw water. The design of the turbine pump is such that it requires a specific length of column pipe to accommodate the vertical distance from the flange (the connection point of the pump to the tank) down to the floor of the tank where the pump operates.

If this distance is greater, it necessitates additional column sections, as the pump needs to reach the adequate depth to maintain efficiency and functionality. Each section of the column shaft corresponds to a specific length needed to effectively transfer the fluid while maintaining the necessary pressure and flow rates.

Other factors like the capacity of the tank, pump output capacity, and distance from the tank roof to the tank bottom do not directly influence the number of column-shaft sections required for the installation of the deep well turbine. While they are relevant for overall system design, they do not dictate the vertical arrangement of the pump in relation to the tank itself.