Water treatment specification
 
Water treatment information is provided by Nalco, an Ecolab Company. The water treatment specification is a joint collaboration of IBM and Nalco.
This chapter describes the specific water treatment requirements for the system-side cooling loop that carries water to cool the electronics in the Blue Gene/Q supercomputer. The ongoing monitoring and maintenance are also specified.
The system-side cooling loop hardware consists mainly of corrosion-resistant alloys of copper and stainless steels. Ethylene propylene ...

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