Air conditioning system having a gas sensor for a vehicle and a method for operating an air conditioning system of this type
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Accused Products
Abstract
An air conditioning system for a vehicle and a method for operating the air conditioning system are disclosed, which at least has: an air conditioner (3) having a fan, a recirculating air flap (4) for setting a recirculating air operation or an external air operation, a gas sensor (5) for measuring a gas concentration, in particular a CO2 concentration in a vehicle cabin, and outputting a measuring signal (S4), and a control unit (2) for receiving the measuring signal (S4) of the gas sensor (5), for setting a recirculating air position or an external air position of the recirculating air flap (4) and for controlling the gas sensor (5), the control unit (2) switching the gas sensor (5) into different operating modes in recirculating air operation than in external air operation.
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Citations
26 Claims
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1-13. -13. (canceled)
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14. An air conditioning system for a vehicle, comprising:
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an air conditioner having a fan; a recirculating air flap to set a recirculating air operation or an external air operation; a gas sensor to measure a CO2 gas concentration in a vehicle cabin, and to output a measuring signal; and a control unit to receive the measuring signal of the gas sensor, to set a recirculating air position or an external air position of the recirculating air flap, and to control the gas sensor, wherein the control unit is adapted to switch the gas sensor into a different operating mode in recirculating air operation than in external air operation. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21)
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22. A method for operating an air conditioning system, in which either a recirculating air operation having a closed circulation of the air volume in the vehicle or an external air operation having a supply of external air is set by setting a recirculating air flap, the method comprising:
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recording and analyzing measuring signals of a gas sensor analyzed to ascertain a carbon dioxide gas content; and setting the gas sensor into a different operating mode in external air operation than in recirculating air operation. - View Dependent Claims (23, 24, 25, 26)
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Specification