The cooling tower in order to cool the chilled water which is supplied to the chilled water plumbing manner of the cooling tower and

摘要

PROBLEM TO BE SOLVED: To provide a cooling water supply and discharge structure of a cooling tower and a cooling water supply and discharge structure of a cooling tower group using it, improving replacement efficiency of cooling water in a water storing tank of the cooling tower to achieve saving of replenishment water in a simple structure, and eliminating the need of installing devices for measuring the electric conductivity and water level of the cooling water in each cooling tower to enable batch management.;SOLUTION: This cooling water supply and discharge structure of the cooling tower includes: the cooling tower 2; the water storing tank 3 storing cooling water; a drain pipe 27 for discharging cooling water from the water storing tank 3; and a water supply pipe 8 for supplying replenishment water for cooling water from the upside of the water storing tank 3. The drain pipe 27 includes a rising part 28 and a fall part 29, wherein the end of the rising part 28 is provided with a drain port 32 disposed on the lower part of the water storing tank 3, and the end of the fall part 29 is provided with a drain port 33 disposed outside the water storing tank 3, and the rising part 28 and the fall part 29 are connected to each other at a position higher than the drain port 32 and lower than the side wall height of the water storing tank 3.;COPYRIGHT: (C)2008,JPO&INPIT