Particulate measurement system
First Claim
Patent Images
1. A system comprising:
- a sensor;
a filter; and
a computer including a processor, the computer programmed to identify at least one quantity of particulate matter within a first exhaust sample provided during a first period having a first duration based on at least one parameter associated with a second exhaust sample provided during a second period having a second duration that is different than the first duration.
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Abstract
Disclosed is a vehicle emissions monitoring system capable of providing an accurate, real-time estimate of an amount of particulate matter (PM) within a vehicle'"'"'s exhaust. The system is capable of accurately differentiating the composition of that PM by identifying amounts attributable to soot, SOF, and sulfate.
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Citations
24 Claims
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1. A system comprising:
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a sensor; a filter; and a computer including a processor, the computer programmed to identify at least one quantity of particulate matter within a first exhaust sample provided during a first period having a first duration based on at least one parameter associated with a second exhaust sample provided during a second period having a second duration that is different than the first duration. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A method comprising the steps of:
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a) providing a first exhaust sample during a first period having a first duration; and b) determining at least one quantity of particulate matter within the first exhaust sample based on at least one identified parameter associated with a second exhaust sample provided during a second period having a second duration that is different than the first duration. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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Specification