Full-premixing gas water heater, air-fuel ratio adjusting method and device of full-premixing gas water heater and storage medium

• Main Authors: LU ZU'AN, MA JIQING, LIANG GUORONG, CHEN YANGJIAN
• Format: Patent
• Language: Chinese; English
• Published: 22.10.2021
• Subjects: BLASTING; BURNERS; COMBUSTION APPARATUS; COMBUSTION PROCESSES; FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEATGENERATING MEANS, IN GENERAL; HEATING; LIGHTING; MECHANICAL ENGINEERING; RANGES; VENTILATING; WEAPONS

The invention discloses a full-premixing gas water heater, an air-fuel ratio adjusting method and device of the full-premixing gas water heater and a computer readable storage medium. The full-premixing gas water heater comprises a shell, a combustion system, a premixing system and a control system, wherein the combustion system comprises a combustion chamber and a flue which are arranged in the shell and communicate with each other; the premixing system comprises a premixer, a fan and a gas valve which are arranged in the shell, and the premixer communicates with the combustion chamber, the gas valve and an air duct of the fan; and the control system comprises a controller and an air sensor, the controller is in communication connection with the fan, the gas valve and the air sensor, and the air sensor is arranged in the flue. The air-fuel ratio of the full-premixing gas water heater is adjusted in a self-adaptive mode, and the application range of the full-premixing gas water heater is widened. 本发明公开了一种全预混燃