Control of a Combustion Device

Abstract

Various embodiments include a method for controlling a combustion device comprising a first combustion sensor and a second sensor. An example includes: specifying a first setpoint value for the first sensor for a first fuel; controlling the combustion device to the first setpoint value; recording a first value of the signal from the first combustion sensor and a second value of the signal from the second sensor; determining a second fuel as a function of the first signal and the second signal; comparing a composition of the first fuel to a composition of the second fuel; and, if the second fuel is of a different composition from the first fuel, determining a second setpoint value for the signal from the first combustion sensor as a function of the second fuel and adjusting the combustion device using the first combustion sensor to the second setpoint value for the signal from the first combustion sensor; else making no further adjustment.

1 . A method for controlling a combustion device comprising a first combustion sensor and a second sensor different from the first combustion sensor, the method comprising:
 specifying a first setpoint value for a signal from the first combustion sensor for a first fuel;   controlling the combustion device using the first combustion sensor to the first setpoint value;   recording a first value of the signal from the first combustion sensor;   recording a second value of the signal from the second sensor;   determining a second fuel as a function of the first signal and the second signal;   comparing a composition of the first fuel to a composition of the second fuel;   if the second fuel is of a different composition from the first fuel, determining a second setpoint value for the signal from the first combustion sensor as a function of the second fuel and adjusting the combustion device using the first combustion sensor to the second setpoint value for the signal from the first combustion sensor; else making no further adjustment.   
     
     
         2 . The method as claimed in  claim 1 , wherein:
 the combustion device comprises an air supply duct, a fuel supply duct, and an actuator associated with at least one of the air supply duct and the fuel supply duct; and   the method further comprises controlling the combustion device using the actuator and with the first combustion sensor to the first setpoint value.   
     
     
         3 . The method as claimed in  claim 1 , wherein:
 the combustion device comprises an air supply duct, a fuel supply duct, and an actuator associated with at least of the air supply duct and the fuel supply duct; and   the method further comprises controlling the combustion device using the actuator and the first combustion sensor to the second setpoint value.   
     
     
         4 . The method as claimed in  claim 1 , further comprising:
 determining a first index as a function of the first signal and as a function of the second signal;   determining a first, negative or a first, positive sign of the first index; and   determining the second fuel as a function of the first index and as a function of the first, negative or first, positive sign of the first index.   
     
     
         5 . The method as claimed in  claim 1 , wherein:
 the combustion device comprises an air supply duct, a fuel supply duct, and an actuator associated with at least one of the air supply duct and the fuel supply duct; and   the method further comprises:   changing a position of the actuator;   after changing the position of the actuator, recording a third signal from the first combustion sensor and recording a fourth signal from the second sensor;   determining a third fuel as a function of the third signal and as a function of the fourth signal;   comparing a composition of the first fuel with a composition of the third fuel;   if the first fuel is of a different composition from the third fuel, determining a third setpoint value for the signal from the first combustion sensor as a function of the third fuel, and controlling the combustion device with the first combustion sensor to the third setpoint value; making no further adjustment.   
     
     
         6 . The method as claimed in  claim 5 , the method further comprising:
 determining a first index as a function of the first signal and as a function of the second signal;   determining a second index as a function of the third signal and as a function of the fourth signal; and   determining the third fuel as a function of the first index and as a function of the second index.   
     
     
         7 . The method as claimed in  claim 6 , the method further comprising:
 determining a second, negative or a second, positive sign of the second index; and   determining the third fuel as a function of the second index and as a function of the second, negative or second, positive sign of the second index.   
     
     
         8 . The method according to  claim 7 , the method further comprising determining the third fuel as a function of the first index, the second index, and the second, negative or second, positive sign of the second index. 
     
     
         9 . A non-transitory computer-readable medium storing a set of computer instructions, wherein the set of computer instructions, when accessed and executed by one or more processors, cause the one or more processors to:
 specify a first setpoint value for a signal from the first combustion sensor for a first fuel;   control the combustion device using the first combustion sensor to the first setpoint value;   record a first value of the signal from the first combustion sensor;   record a second value of the signal from the second sensor;   determine a second fuel as a function of the first signal and the second signal;   compare a composition of the first fuel to a composition of the second fuel;   if the second fuel is of a different composition from the first fuel, determine a second setpoint value for the signal from the first combustion sensor as a function of the second fuel and adjusting the combustion device using the first combustion sensor to the second setpoint value for the signal from the first combustion sensor; else make no further adjustment.   
     
     
         10 . A combustion device comprising:
 a combustion chamber;   at least one of an air supply duct or a fuel supply duct;   an actuator associated with the at least one duct;   a first combustion sensor in the combustion chamber;   a second sensor different from the first combustion sensor; and   a closed- and/or open-loop control and/or monitoring unit in communication with the actuator, the first combustion sensor, and the second sensor;   wherein the closed- and/or open-loop control and/or monitoring unit is configured:   to receive a first setpoint value for a signal from the first combustion sensor for a first fuel;   to control the combustion device using the first combustion sensor and the actuator to the first setpoint value;   to record a first signal from the first combustion sensor and a second signal from the second sensor;   to determine a second fuel as a function of the first signal and the second signal;   to compare a composition of the first fuel with a composition of the second fuel;   if the second fuel is of a different composition from the first fuel, to determine a second setpoint value for the signal from the first combustion sensor as a function of the second fuel, and to control the combustion device with the assistance of the first combustion sensor and with the assistance of the actuator to the second setpoint value for the signal from the first combustion sensor, else make no further adjustments.   
     
     
         11 . The combustion device as claimed in  claim 10 , wherein the closed- and/or open-loop control and/or monitoring unit is further configured:
 to determine a first index as a function of the first signal and the second signal;   to determine a first, negative or a first, positive sign of the first index; and   to determine a composition of the second fuel as a function of the first index and the first, negative or first, positive sign of the first index.   
     
     
         12 . The combustion device as claimed in  claim 10 , wherein the closed- and/or open-loop control and/or monitoring unit is configured:
 to adjust the actuator;   after adjusting the actuator, to record a third signal from the first combustion sensor and a fourth signal from the second sensor;   to determine a composition of third fuel as a function of the third signal and the fourth signal;   to compare the composition of the first fuel with the composition of the third fuel;   if the first fuel is of a different composition from the third fuel, to determine a third setpoint value for the signal from the first combustion sensor as a function of the third fuel, and to control the combustion device using the first combustion sensor and the actuator to the third setpoint value, else make no further adjustments.   
     
     
         13 . The combustion device as claimed in  claim 12 , wherein the closed- and/or open-loop control and/or monitoring unit is further configured:
 to determine a first index as a function of the first signal and the second signal;   to determine a second index as a function of the third signal and the fourth signal; and   to determine a composition of the third fuel as a function of the first index and second index.   
     
     
         14 . The combustion device as claimed in  claim 13 , wherein the closed- and/or open-loop control and/or monitoring unit is further configured:
 to determine a second, negative or a second, positive sign of the second index; and   to determine the composition of the third fuel as a function of the second index and as a function of the second, negative or second, positive sign of the second index.