Novel boiler primary air control system

The utility model discloses a novel boiler primary air control system which comprises a DCS (Distributed Control System), a coal mill master controller, a load generation function device and a PID (Proportion Integration Differentiation) controller, the DCS system is connected with an external intel...

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Bibliographische Detailangaben
Hauptverfasser:	GUO TAO, TIAN JIANYONG, CHEN JIEYING, HAI YUNFEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AIR SUPPLY BLASTING COMBUSTION APPARATUS COMBUSTION PROCESSES DRAUGHT-INDUCING FEEDING FUEL TO COMBUSTION APPARATUS HEATING LIGHTING MECHANICAL ENGINEERING REGULATING OR CONTROLLING COMBUSTION SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a novel boiler primary air control system which comprises a DCS (Distributed Control System), a coal mill master controller, a load generation function device and a PID (Proportion Integration Differentiation) controller, the DCS system is connected with an external intelligent controller for bidirectional data communication; the output end of the coal mill master controller is connected with the input end of the load generation function device, and the output end of the load generation function device is connected with the first input end of the primary air pressure operation module; the output end of the intelligent controller is connected with the second input end of the primary air pressure operation module through the pressure set value correction module, the output end of the primary air pressure operation module is connected with the set value input end of the PID controller, and the control output end of the PID controller is connected with the field execution mechanism. Pr