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US20130092559 |
STEP-CHANGE SENSOR FOR PUMPED AND UNPUMPED OPERATION
A sensor device for sensing at least a proportion of at least one gas component of a gas in a measurement gas space, in particular for detecting oxygen in an exhaust gas of a combustion machine,... |
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US20090057163 |
Measuring Apparatus For Monitoring Residual Oxygen In An Exhaust Gas
A lambda probe (1) is used with the measuring apparatus for monitoring residual oxygen in an exhaust gas, in which a measuring point for oxygen in a sensor (2) is connected via a diffusion gap... |
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US20140367276 |
Method and Apparatus for Operating a Linear Lambda Probe
A signal from a linear lambda probe, which signal is meant to represent an air/fuel ratio for the gas flowing in the exhaust section, specifically prior to combustion of said gas, is determined... |
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US20100126883 |
SENSOR ELEMENT HAVING SUPPRESSED RICH GAS REACTION
A sensor element for determining at least one physical property of a gas mixture is provided. The sensor element has at least one first electrode and at least one second electrode, and at least... |
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US20110186446 |
Method for Producing a Subminiature "Micro-Chip" Oxygen Sensor for Control of Internal Combustion Engines or Other Combustion Processes, Oxygen Sensor and an Exhaust Safety Switch
A method of making a sub-miniature “micro-chip” oxygen sensor is provided where multiple sensor elements are applied to a dielectric ceramic substrate consisting of a heater pattern, followed by a... |
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US20090084677 |
GAS SENSOR CONTROL APPARATUS
The gas sensor control apparatus is for controlling a gas sensor including a sensor element having a solid electrolyte layer, and first and second electrodes located on opposite sides of the solid... |
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US20070056860 |
Sensor control apparatus and method
A sensor control apparatus comprising an air/fuel ratio sensor having a sensor cell with a pair of electrodes, a current source capable of supplying a predetermined current between the electrodes,... |
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US20050173266 |
High temperature oleophobic materials
The present invention is directed to gas permeable, oleophobic materials. Preferred materials of the present invention maintain oleophobicity when used in high temperature applications. Most... |
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US20070131567 |
High temperature and pressure sensor
An assembly and method for gas analysis. The assembly comprises a catalyst compartment for catalytically reacting a component of a gas sample, producing one or more gas species as products. A... |
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US20170003249 |
METHOD AND DEVICE FOR DIAGNOSING THE MEASURING ABILITY OF AN EXHAUST GAS SENSOR
A method and device for diagnosing a measuring ability of an exhaust gas sensor in an exhaust gas channel of an internal combustion engine. A sensor design including a storage volume in a... |
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US20160209353 |
CONTROL DEVICE AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE
A control device calculates an SOx concentration in exhaust gas on the basis of a sensor output current when a voltage applied to a limiting current sensor is stepped down from a predetermined... |
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US20160139073 |
OXYGEN SENSOR CONTROL BASED ON WATER CONTACT
Various methods for operating an oxygen sensor are provided. In one example, a method of operating an oxygen sensor comprises applying power to a heater of the oxygen sensor, and indicating... |
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US20160103095 |
COMPENSATING OXYGEN SENSOR AGING
Various methods are provided for compensating changes in the relation between impedance setpoint and operating temperature in an oxygen sensor. In one embodiment, a method of operating an oxygen... |
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US20150346056 |
Method and Device for the Operation of a Binary Lambda Sensor Arranged in an Exhaust Gas Tract of an Internal Combustion Engine
A binary lambda sensor has a first electrode arranged on the exhaust gas side, a second electrode arranged contiguous to a reference air volume, and a power source arranged between the first and... |
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US20150293052 |
METHOD FOR OPERATING A SOLID ELECTROLYTE SENSOR ELEMENT CONTAINING A PUMP CELL
A method is described for operating a sensor element for detecting at least one concentration of a gas in a measuring gas chamber. The sensor element includes at least one pump cell having at... |