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Common things about automatic backwash filters

2021-05-08

Fully automatic backwash filter the filtration of industrial water, seawater, food and pharmaceutical wastewater, circulating water, as well as the filtration treatment of emulsion regeneration, waste oil, liquid raw materials, etc. has been quite mature. The fully automatic backwash filter protects the environment. And the cost savings played an indispensable role.

At present, the fully automatic backwash filter series produced by our company include standard backwash filters, drained slag backwash filters, tubular backwash filters, double cylinder backwash filters, and modular backwash filters. , Cluster backwash filter and gas backwash filter.

When the automatic backwash filter is installed, first of all, we should pay attention to the selection of the filter specification to match the installation pipeline. When the filter flow cannot meet the pipeline requirements, two (or (Multiple) filters are installed in parallel, or do side-filtering treatment.

Secondly, when installing the automatic backwash filter, try to install the filter in the place where the system needs to be protected. The low pressure at the inlet affects the use, so it should also be installed close to the pressure source, and the sewage outlet should be installed in the lower part as far as possible, and the sewage pipe is close Access to the drainage ditch, generally no more than 5 meters, to facilitate the smooth discharge of debris.

Furthermore, the filter should be installed in series in the pipeline system. In order to ensure the uninterrupted water supply of the system when the system is shut down for maintenance, it is recommended to install a bypass in the system. The inlet and outlet of the filter and the bypass should be equipped with shut-off ball valves. Where there is a possibility of backflow, a check valve should be installed at the outlet of the filter.

Secondly, when installing the automatic backwash filter, try to install the filter in the place where the system needs to be protected. The low pressure at the inlet affects the use, so it should also be installed close to the pressure source, and the sewage outlet should be installed in the lower part as far as possible, and the sewage pipe is close Access to the drainage ditch, generally no more than 5 meters, to facilitate the smooth discharge of debris.

Furthermore, the filter should be installed in series in the pipeline system. In order to ensure the uninterrupted water supply of the system when the system is shut down for maintenance, it is recommended to install a bypass in the system. The inlet and outlet of the filter and the bypass should be equipped with shut-off ball valves. Where there is a possibility of backflow, a check valve should be installed at the outlet of the filter.