| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for preventing the adhesion of scale in a cooling water system capable of effectively preventing the adhesion of scale in the cooling water system of a heat exchanger used in building air conditioning, general factories, a petrochemical complex or the like. <P>SOLUTION: In the method for preventing the adhesion of scale for passing water through equipment equipped with a means for bringing cooling water into contact with crystals the same as or similar to the scale substance generated in an open circulating type cooling water system, an AC electric field is applied to cooling water before the contact of cooling water with crystals the same as or similar to the scale substance. <P>COPYRIGHT: (C)2003,JPO</p> |
