After completing this lesson, you will be able to describe centrifugal pump designs and explain the role design plays in matching a pump to a process application. • Explain the design of a volute pump casing • Identify when diffuser rings are employed and describe where a volute would apply when diffuser rings are also employed • State the difference between a solid casing and a split casing • Describe the difference between an axially split and radially split casing • List three primary purposes of a pump casing • Identify four ways impellers can be classified • State the purpose of a thrust bearing on a centrifugal pump • State the purpose of a mechanical seal on a centrifugal pump
