2nd October 2019

pumpsandsystems
13

What is lead lag configuration?

The Basics of Lead-Lag Configurations. Using multiple pumps that run in sequence—also known as running a lead-lag system—is a common way to meet varying pump system demand. Cycling of the lead pump adds reliability in the form of redundancy and increases the lifespan of the system.

What is Valve lead lag and overlap?

Valve lead. The amount in crankshaft degrees the valves open before TDC or BDC. Valve lag. The amount in crankshaft degrees the valves close after TDC or BDC. Valve overlap.
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