EP 4306849 A1 20240117 - CONTROL METHOD FOR A GAS BOILER
Title (en)
CONTROL METHOD FOR A GAS BOILER
Title (de)
STEUERVERFAHREN FÜR EINEN GASHEIZKESSEL
Title (fr)
MÉCANISME DE COMMANDE POUR CHAUDIÈRE À GAZ
Publication
Application
Priority
EP 22185089 A 20220715
Abstract (en)
Method (100) for controlling the ignition of a burner (5) in a combustion appliance (1), in particular a gas boiler, wherein the combustion appliance (1) is operable in an ignition phase (IP) and in an operation phase (OP) after the burner (5) has ignited, the method (100) comprising providing (S101) a mixture of air and fuel gas to the combustion appliance (1), controlling (S102) one or more actuators (2, 3) of the combustion appliance (1) to regulate the air flow and/or the fuel gas flow, and defining (S103) a lambda value during the operation of the combustion appliance (1), the lambda value being an air to fuel gas ratio of the mixture, wherein the lambda value at the ignition phase (IP) is below than 1.8, in particular it is between 1.5 and 1.7.
IPC 8 full level
F23D 14/02 (2006.01); F23N 5/00 (2006.01)
CPC (source: EP)
F23D 14/02 (2013.01); F23N 5/00 (2013.01); F23C 2900/9901 (2013.01); F23N 2227/02 (2020.01); F23N 2227/04 (2020.01)
Citation (search report)
- [XYI] DE 10256318 A1 20040617 - BOSCH GMBH ROBERT [DE]
- [XI] US 2022074591 A1 20220310 - TAKEUCHI MASARU [JP]
- [A] EP 1672280 A1 20060621 - KROMSCHROEDER AG G [DE]
- [Y] US 2022163203 A1 20220526 - TEN HOEVE DIRK [NL], et al
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
EP 22185089 A 20220715; EP 2023066928 W 20230622