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Gio trnh Van cng nghip
32/56
Van mt chiu c lp v tr thng ng.
Khi xut hin dng chy t A sang B, lc ca dng chy s nng ca van khi v tr ng. Nu nh khng c dng chy t A qua B na th t trng ca ca van khng th ko n vo v tr ng c na v lc ny ca van v tr nm ngang.
Do vy loi van mt chiu ny ch hot ng mt cch chnh xc khi n c lp t v tr nm ngang. Nn loi van ny cn c gi l van mt chiu ngang.
Van mt chiu dng ng