Methanol boiler automatic control system and control method thereof

• Main Authors: MEI WENQING, DING AOSHUANG, XIAO CONGYANG, YI SIYANG, YU JIANZHANG, CHEN LIN
• Format: Patent
• Language: Chinese; English
• Published: 21.11.2023
• Subjects: AIR SUPPLY; BLASTING; CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FORCOMBUSTION CHAMBERS, e.g. FIREBRIDGES; COMBUSTION APPARATUS; COMBUSTION PROCESSES; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDEDFOR; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS INCOMBUSTION CHAMBERS; DRAUGHT-INDUCING; HEATING; LIGHTING; MECHANICAL ENGINEERING; REGULATING OR CONTROLLING COMBUSTION; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTIONAPPARATUS; SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS; WEAPONS

The invention provides a methanol boiler automatic control system and a control method thereof. The automatic control system is connected with a combustion fan frequency converter and a combustion fan; the automatic control system is further connected with the combustion-supporting air door actuator and the atomization air door actuator. The automatic control system is connected with the exhaust fan, an ignition pump on the burner, a methanol main supply valve for supplying methanol to the burner, a methanol delivery pump, a 1 # methanol stop valve, a methanol regulating valve and a 2 # methanol stop valve; the automatic control system is also connected with a fuel oil delivery pump for supplying fuel oil to the combustor, a fuel oil regulating valve, an electric heater, a 1 # fuel oil stop valve and a 2 # fuel oil stop valve; the automatic control system is also connected with a water supply pump for supplying water to the methanol boiler and a water supply regulating valve; a methanol boiler on the burner i