Reverse osmosis device chemical cleaning agent and cleaning method thereof

The invention discloses a reverse osmosis device chemical cleaning agent and a cleaning method thereof. According to the cleaning agent, a hydrochloric acid solution having a concentration of 0.1%-0.3% is prepared, the PH value of the hydrochloric acid solution is 1-4, and the temperature of the hyd...

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Bibliographic Details
Main Authors PENG LIHUA, ZHENG ZUHUA, ZHAO BIN, ZHENG QINGFU
Format Patent
LanguageChinese
English
Published 05.06.2020
Subjects
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TRANSPORTING
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Summary:The invention discloses a reverse osmosis device chemical cleaning agent and a cleaning method thereof. According to the cleaning agent, a hydrochloric acid solution having a concentration of 0.1%-0.3% is prepared, the PH value of the hydrochloric acid solution is 1-4, and the temperature of the hydrochloric acid solution is 30-40 DEG C. The reverse osmosis device cleaning method comprises the following steps: 1, preparing a cleaning solution; 2, opening circulating valves for concentrated water and produced water to enter a cleaning tank, closing a concentrated water blow-down valve and a produced water valve for the produced water to enter a pure water tank, and opening a water inlet valve between the cleaning tank and a cleaning pump; 3, adjusting an electric appliance to a manual gear,starting the cleaning pump and performing circulated cleaning; 4, observing the water quality condition in the cleaning water tank; 5, after the cleaning is finished, draining the cleaning liquid andcleaning the inside of a
Bibliography:Application Number: CN202010046761