High-temperature primary air system suitable for high-moisture coal

The high-temperature primary air system suitable for the high-moisture coal comprises a steering smoke chamber and a smoke channel, an inlet of the steering smoke chamber communicates with a smoke outlet of a boiler, and an outlet of the steering smoke chamber communicates with an inlet of the smoke...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LIU BIN, HUANG WEIXIA, LI FENG, YAN ZEWEI, YI ZHIJUN, ZENG QIANG, LIU SHIJIE, LI KANGFEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AIR SUPPLY BLASTING COMBUSTION APPARATUS COMBUSTION PROCESSES DRAUGHT-INDUCING FLUES HEATING LIGHTING MECHANICAL ENGINEERING REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTIONRESIDUES SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS WEAPONS
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Beschreibung
Zusammenfassung:	The high-temperature primary air system suitable for the high-moisture coal comprises a steering smoke chamber and a smoke channel, an inlet of the steering smoke chamber communicates with a smoke outlet of a boiler, and an outlet of the steering smoke chamber communicates with an inlet of the smoke channel; the SCR denitration device is mounted on the inner wall of the flue gas channel; the coal economizer is mounted on the inner wall of the steering smoke chamber; the first air preheater and the second air preheater are installed on the inner wall of the smoke channel and the inner wall of the steering smoke chamber respectively, an inlet of the first air preheater is communicated with an air outlet of the air blower, and an outlet of the second air preheater is communicated with an air outlet of the air blower. An inlet of the second air preheater is communicated with an outlet of the first air preheater through a first air pipe, an outlet of the second air preheater is a primary hot air outlet, and the pr