dth piling
While downhole drilling equipment is engineered to withstand extreme conditions, safety remains a paramount concern in the industry. Proper training for personnel operating this equipment is essential to mitigate risks associated with equipment failure and human error. Regular maintenance and inspection of downhole tools are also vital to ensure reliability and operational safety.
1. Centrifugal Pumps These are the most widely used pumps for slurry applications due to their simple design and efficiency. They operate by using a rotating impeller to increase the velocity of the slurry, which then converts kinetic energy into pressure energy. Centrifugal pumps are suitable for low to medium viscosity slurries and are particularly efficient for transporting large volumes at lower pressures.
The DTH hammer operates through a system of compressed air. High-pressure air is directed down the drill string, powering the hammer at the end of the drill bit. The hammer strikes the bit with considerable force, fracturing the rock immediately beneath it. As the bit penetrates further, the broken rock is then cleared from the hole by the same air stream, allowing for continuous drilling without the interruptions often associated with other drilling methods.
Submarine Hammer Drilling An Insight into Techniques and Applications
Content introduction
Problem: pump does not water, pressure gauge and true empty meter pointer beat violently.
Problem: pump does not water, pressure gauge and true empty meter pointer beat violently.