|
resistivity
meters 7. Drilling
Methods
Types of drilling
methods, advantages of different methods. Types of rigs; rotary and
percussion rigs, rock drilling machine, their construction,
installation and working. Development of tube wells by high capacity
air compressors
-
8.
|
Tube
Wells
|
|
|
Types
of tube well, advantages and disadvantages of each type,
selection of tube
|
|
well
for a given site.
|
|
9.
|
Strainers
|
|
|
Types,
methods of design, comparison of different types of strainers
|
|
10.
|
Open
Wells
|
|
|
Design
and construction of open wells
|
|
11.
|
Pump
and Pumping Equipments
|
|
|
Types,
main features, working principle, selection of pump and
pumping
|
|
equipment,
centrifugal pump, performance, installation, operation
and
|
|
maintenance
|
|
12.
|
State
Tube Wells
|
|
|
Importance
in increasing agriculture production, command area and government
|
|
|
policy
about tube wells
|
|
13.
|
Tubewells
as Recharging Structure
|
|
|
Gravity
recharging, injection
|
|
|