Volume 1 Edition 1 topics -- • Protecting bearings from dust. • Open trickle chutes for damp bulk
product.
Regular features -- • Process control talk "Changing the service duty of a pump." • From the mechanical workshop
"Flange bolting-up practices." • Asset Management "Maintenance costs capital money."
Process control talk
Changing the Service Duty of a Pump
What readers will learn in this article.
• Centrifugal pumps can be moved to a new service.
• The impeller size, impeller speed, and motor power need
to match the new service.
• That Similarity Law formula is used in calculating the
new impeller size, speed, and motor power.
• Introduction to centrifugal pump curves and their use.
• The flow of bulk materials through chutes is affected by the internal
properties of the bulk product.
• Friction exists between the chute walls and a moving product.
• Momentum and velocity must be maintained when running bulk
material