| 摘要 |
A method for cleaning exchangers including providing a heat exchanger with a liquid contact side and a vapor contact side, providing acid to clean the liquid contact side, and providing caustic to clean the vapor contact side is provided. In the method, the exchanger may be a beer preheater. In the method, the acid may be sulfamic acid. In the method, the liquid contact side may be the beer side. In the method, the exchanger may be a plate-in-frame heat exchanger or a a shell-and-tube heat exchanger. In the method, the acid may be provided from a central storage tank. In the method, there may be a recirculation pump. In the method, the acid may be provided from a local storage tank.
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