Boiler flue gas circulation system, control method thereof and boiler
The invention relates to a boiler flue gas circulation system, a control method thereof and a boiler, and the boiler flue gas circulation system comprises an air pre-heater; the primary air fan is used for introducing primary air into the air pre-heater; the inlet end of the air inducing pipeline is...
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| creator | ZHU XINLONG WANG MIN SONG LINBO ZHANG TAO WANG JIAXING DONG YONGSHENG LI QIANG ZHUANG XUZENG CUI JIEMING |
| description | The invention relates to a boiler flue gas circulation system, a control method thereof and a boiler, and the boiler flue gas circulation system comprises an air pre-heater; the primary air fan is used for introducing primary air into the air pre-heater; the inlet end of the air inducing pipeline is communicated with the air pre-heater, the outlet end of the air inducing pipeline is communicated with the chimney, and an induced draft fan is arranged on the air inducing pipeline; the inlet end of the flue gas recirculation pipeline is connected to the induced draft pipeline and located between the outlet of the induced draft fan and the chimney, a gas taking point is formed, and the outlet end of the flue gas recirculation pipeline is connected to the inlet of the primary fan; the first isolation door is arranged at the position, close to the gas taking point, of the flue gas recirculation pipeline in an on-off mode; the second isolation door is arranged at the position, close to the primary air fan, of the fl |
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CUI JIEMING</creatorcontrib><description>The invention relates to a boiler flue gas circulation system, a control method thereof and a boiler, and the boiler flue gas circulation system comprises an air pre-heater; the primary air fan is used for introducing primary air into the air pre-heater; the inlet end of the air inducing pipeline is communicated with the air pre-heater, the outlet end of the air inducing pipeline is communicated with the chimney, and an induced draft fan is arranged on the air inducing pipeline; the inlet end of the flue gas recirculation pipeline is connected to the induced draft pipeline and located between the outlet of the induced draft fan and the chimney, a gas taking point is formed, and the outlet end of the flue gas recirculation pipeline is connected to the inlet of the primary fan; the first isolation door is arranged at the position, close to the gas taking point, of the flue gas recirculation pipeline in an on-off mode; the second isolation door is arranged at the position, close to the primary air fan, of the fl</description><language>chi ; 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| language | chi ; eng |
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| subjects | AIR AIR SUPPLY BLASTING COMBUSTION APPARATUS COMBUSTION PROCESSES DRAUGHT-INDUCING HEATING LIGHTING MECHANICAL ENGINEERING METHODSOR APPARATUS FOR COMBUSTION USING FLUID FUELOR SOLID FUEL SUSPENDED IN SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS WEAPONS |
| title | Boiler flue gas circulation system, control method thereof and boiler |
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