Centrifugal Fan Caution edit shutdown procedures 1. Emergency stop: During the unit test run in Tianjin centrifugal fan, when any of the following circumstances, should immediately emergency stop. Pressing the emergency stop operation is the main motor stop button, and then the rehabilitation work after shutdown. a, centrifugal fan sudden strong vibration, and it has exceeded trip level. b, the body's internal touch scratch or abnormal friction sounds. c, a bearing or seal any smoke or phenomenon Dalian centrifugal fan, or a sharp rise in bearing temperature alarm value. d, oil pressure falls below the alarm value and can not be returned to normal. e, fuel tank level is low, there are cavitation phenomenon. f, shaft displacement values ??significant sustained growth, reaching alarm value. 2, the normal stop: the unit normal shutdown procedure of the following. a, gradually open the vent valve (or outlet bypass valve) centrifugal fan, and gradually close the exhaust valve. b, and gradually turn down the air intake throttling door to 20 ~ 25 ° [3]. c, press the stop button, and note any abnormal phenomenon during shutdown. d, the unit stops after 5 ~ 10min, or to stop the oil bearing temperature drops below 45 ℃. For a floating ring seal unit, seal oil pump must continue until the body temperature is below 80 ℃ up. After the unit to stop within two to four hours should be regularly moving rotor disc 180 °. Inlet: made whole, mounted on the fan side of the centrifugal fan housing, parallel to the axial cross-section shape of the curve, the gas can smoothly enter the impeller, Dalian FRP centrifugal fan _ Jianhua (certified) _ centrifugal fan by the Texas Jianhua GRP Blower available. Texas Jianhua FRP Fan Factory (www.fengjifrp.com) (www.wcjianhua.com) is an industry leader in Shandong Dezhou, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum to meet customer needs. Jianhua FRP leadership with the staff warmly welcome all inquiries negotiations to create Jianhua fiberglass better future.