System and method for evaluating reciprocating downhole pump data using polar coordinate analytics

Method of determining pump fill and adjusting speed of a rod pumping system

Controller and method of controlling a rod pumping unit

Solar battery wireless load cell adapter

Methods and apparatus to determine parameters of a pumping unit for use with wells

Calculating downhole pump card with iterations on dual damping factors

Calculating downhole pump card with iterations on single damping factor

Fluid load line calculation and concavity test for downhole pump card

Calculating downhole cards in deviated wells

System and method for determination of polished rod position for reciprocating rod pumps

System and method for remotely monitoring and controlling pump jacks