| 摘要 |
PROBLEM TO BE SOLVED: To reduce a volume of blow drainage discharged from boiler equipment for power generation.SOLUTION: A unit post-fitted to a boiler blow water draining system 2 composed of a blow tank 4 for storing boiler blow water discharged from at least one boiler equipment 3 for power generation, a cooling tank 5 for decreasing a temperature by mixing cooling water to the boiler blow water fed from the blow tank 4, a water tank 6 for storing water as the cooling water, a blow drainage tank 7 for storing blow drainage fed from the cooling tank 5, and discharge pipes 8a-8d for discharging the blow drainage overflowing from the blow drainage tank 7 to the outside of the system, is a post-fitted blow drainage volume reduction unit 1A having a blow cooling water tank 9 for storing blow drainage fed from the blow drainage tank 7, cooling equipment 10 for extracting and cooling the blow drainage from the blow cooing water tank 9 and returning the same to the blow cooling water tank 9, and a feeding pipe 11 for feeding the cooled blow drainage from the blow cooling water tank 9 to the cooling tank 5.SELECTED DRAWING: Figure 1 |
