About 12 results
https://drivepatents.com/patents/1397677 · 8 Apr 2026
Aspects herein include filtration systems with multitiered data exchange capabilities. In an embodiment, a filtration system with multitiered data exchange capabilities is included. The system can include a first data communication tier including a filter ...
https://drivepatents.com/patents/1393521 · 28 Aug 2024
A computer-implemented method for providing cabin filter state data relating to a state of a cabin filter of a vehicle, comprising: providing (110) gas concentration data relating to a gas concentration of an output flow of at least one cabin filter of the...
https://drivepatents.com/patents/1400241 · 31 Jul 2024
A method for calculating a filter load estimation in an electrical or hybrid vehicle and system for the same. The method comprising: obtaining, from a computer memory of the vehicle: charging status data representing a charging condition of a battery; char...
https://drivepatents.com/patents/967267 · 19 Nov 2014
A regeneration device (22) that performs regeneration treatment of a particulate matter removing filter (21) estimates a trapping amount of particulate matter trapped in the filter (21) by two systems. Specifically, there are provided an estimating unit th...
https://drivepatents.com/patents/1000912 · 27 Jun 2012
A flow monitoring system (138) includes one or more sensors (146,148) configured to generate a signals representative of a pressure of a fluid at a location upstream of a component, a pressure of the fluid at a location downstream of the component, a tempe...
https://drivepatents.com/patents/1006178 · 18 Jan 2012
Provided is a DPF failure detection device not only capable of a quick detection but also having less erroneous and a small power consumption. The DPF failure detection device, after starting applying a dust collecting voltage to a dust collecting electrod...
https://drivepatents.com/patents/1013176 · 11 May 2011
An exhaust purifying device for an internal combustion engine includes a filter disposed in an exhaust passage for capturing PM. The exhaust purifying device estimates an accumulation amount of the PM accumulated in the filter. The exhaust purifying device...
https://drivepatents.com/patents/1013088 · 11 May 2011
An object is to provide a diesel engine (2) capable of reliably preventing an excessive rise in temperature inside a particulate filter (10) and capable of rapidly enabling driving in a low-rotation and low-load area when there is no possibility of excessi...
https://drivepatents.com/patents/1071961 · 7 Dec 2005
The method involves calculating a filter load value from a pressure loss and a volumetric flow of an exhaust gas, and recording the value as a function of a drive parameter. The filter load value is differentiated with respect to the drive parameter to for...
https://drivepatents.com/patents/1083745 · 22 Sep 2004
A measurement unit (13) is electrically-connected with the blower (12) and the air inlet duct (10). This computes a time integral of the airflow through the air filter (11) as a function of the air flow paths (A, B, C) set, and the blower voltage. It deter...