RADIATION BLOCKAGE EFFECTS BY WATER CURTAIN
2005-5-25 · sprinkler, its design feature is different from general glass-bulb sprinklers that water discharged from its head is blocked by the metallic part so direction of the water is changed by 90o and this directional discharge from the nozzle outlet produces a flat 180o fan-shaped spray pattern. A paraboloid water distribution is hence given and
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