Textile company cuts yarn production energy costs with ABB drive The Problem WSP Textiles, a specialist manufacturer of yarn for sports equipment, was looking for ways to reduce energy costs. The company, based in Gloucestershire, manufactures cloth for billiard and snooker tables, as well as cloth for many well-known tennis ball brands such as Slazenger and Dunlop. A critical part of the process is the spinning machines, which take wool slubbing and form it into a continuous yarn ready for processing. The problem with these machines is their speed control system. The motor runs at full power constantly, with the speed of the spinning machine controlled via a system of variable diameter pulleys (Variator). As well as being inefficient, the system suffers a high number of mechanical failure

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