![]() The various methods used for treating and removing the cake, for removing the clarified filtrate, and for creating the driving force on the fluid have been combined in various ways to produce a great variety of filter equipment. ![]() The filter may have special provisions for removal of the filter cake or other solid particles, for washing the cake, and possibly for drying the cake. The basic requirements for filtration are: (1) a filter medium (2) a fluid with suspended solids (3) a driving force such as a pressure difference to cause fluid to flow and (4) a mechanical device (the filter) that holds the filter medium, contains the fluid, and permits the application of force. After being treated, the water is pumped into water mains for storage or distribution. Water from inlets located in the water supply, such as a lake, is sent to be mixed, coagulated, and flocculated and is then sent to the waterworks for purification by filtering and chemical treatment. Britannica Explains In these videos, Britannica explains a variety of topics and answers frequently asked questions.This Time in History In these videos, find out what happened this month (or any month!) in history.#WTFact Videos In #WTFact Britannica shares some of the most bizarre facts we can find. ![]() ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |