Coal feeder outlet cleaning system and method

The invention discloses a coal feeder outlet cleaning system and method, and the system comprises an induced draft fan which is used for providing flue gas; the flue gas boosting unit comprises a flue gas boosting fan and is used for boosting the pressure of the flue gas provided by the induced draf...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SI LEI, LI MAOHUI, ZHENG JIANHUA, XIN BIN, TIAN FUSHUAN, WANG WENXIANG, LI BINZHI, WU BAOGANG, YANG CHENGWEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CONVEYING HANDLING THIN OR FILAMENTARY MATERIAL PACKING PERFORMING OPERATIONS PNEUMATIC TUBE CONVEYORS SHOP CONVEYOR SYSTEMS STORING TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING ORTIPPING TRANSPORTING
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Beschreibung
Zusammenfassung:	The invention discloses a coal feeder outlet cleaning system and method, and the system comprises an induced draft fan which is used for providing flue gas; the flue gas boosting unit comprises a flue gas boosting fan and is used for boosting the pressure of the flue gas provided by the induced draft fan when coal is accumulated at the outlet of the coal feeder and cleaning the accumulated coal at the outlet of the coal feeder through the boosted flue gas; a coal feeder; the PLC is used for determining the coal accumulation condition of the outlet of the coal feeder and adjusting the operation modes of the flue gas boosting unit based on the coal accumulation condition, and the operation modes comprise a prevention mode, a cleaning mode and a shutdown mode; and the flue gas boosting unit is respectively connected with the induced draft fan, the coal feeder and the PLC, so that the coal accumulation condition of an outlet of the coal feeder is automatically identified, different cleaning modes of the cleaning