Method for adjusting the recirculating air fraction of the inlet air delivered to a vehicle passenger compartment
First Claim
1. A method for adjusting a recirculating air fraction of inlet air delivered to a passenger compartment of a vehicle via an air-conditioning system, in order to avoid exceeding a predetermined limit value of at least one passenger compartment air parameter, comprising:
- determining at least one secondary parameter;
from the at least one determined secondary parameter, indirectly determining the passenger compartment air parameter; and
adjusting the recirculating air fraction as a function of the indirectly determined passenger compartment air parameter.
1 Assignment
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Accused Products
Abstract
Disclosed is a heating and/or air-conditioning system for a vehicle and a method for adjusting a recirculating air fraction of the inlet air delivered to a passenger compartment of a vehicle in order to avoid exceeding a predetermined limit value of at least one air parameter, in particular the carbon dioxide fraction and/or the humidity in the passenger compartment air. The method provides that one or more secondary parameters be obtained and analyzed for indirect determination of the air parameter, and that the recirculating air fraction be adjusted as a function of the analysis.
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Citations
29 Claims
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1. A method for adjusting a recirculating air fraction of inlet air delivered to a passenger compartment of a vehicle via an air-conditioning system, in order to avoid exceeding a predetermined limit value of at least one passenger compartment air parameter, comprising:
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determining at least one secondary parameter;
from the at least one determined secondary parameter, indirectly determining the passenger compartment air parameter; and
adjusting the recirculating air fraction as a function of the indirectly determined passenger compartment air parameter. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29)
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25. A device for adjusting a recirculating air fraction of inlet air delivered to a passenger compartment of a vehicle via an air-conditioning system, in order to avoid exceeding a predetermined limit value of at least one passenger compartment air parameter, comprising:
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a system for determining at least one secondary parameter;
a calculation device for indirectly determining the passenger compartment air parameter from the at least one determined secondary parameter; and
a device for adjusting the recirculating air fraction as a function of the indirectly determined passenger compartment air parameter.
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Specification