From Slim Design, to Strategic Sourcing of Supplier, to Optimised Installation and Commissioning of HV Cable System in CLP Power HK Limited

Driven by ever-changing business environment, technological innovations and changes of supply / demand markets are very common nowadays. These may create either risks or opportunities to power business operators. CLP Power Hong Kong Limited (CLPP), a power utility in Hong Kong, has therefore developed a systematic approach to ensure high reliability of the High Voltage (HV) cable system while driving the cost down. This paper shares CLPP’s approach in three key parts, namely prudent design procedures, strategic sourcing of suppliers and installation management. Riding on the technology advancement of cable industry, HV slimCross-linked Polyethylene(XLPE) cable system is well proven learnt from the sound experience in Extra High Voltage (EHV) cable industry. The reduced cable size is beneficial for cable transportation, ergonomics and environmental protection. The Company’s 2-level Strategic Sourcing Model helps source price competitive yet quality suppliers. With in-depth investigation in suppliers’ long-term sustainability, the suppliers selected through this model created significant saving to the Company without sacrificing system reliability. Together with the optimised installation and commissioning practices, the approach has delivered significant contributions to CLPP, such as maintaining high reliability, saving cost, securing cable material supply, and achieving high safety, health, environment and quality (SHEQ) performance.