Global Patent Index - EP 1163510 A1

EP 1163510 A1 20011219 - CALIBRATING A Nox-SENSOR

Title (en)

CALIBRATING A Nox-SENSOR

Title (de)

KALIBRIERUNG EINES NOx-SENSORS

Title (fr)

ETALONNAGE D'UN DETECTEUR DE Nox

Publication

EP 1163510 A1 20011219 (DE)

Application

EP 00910727 A 20000228

Priority

  • DE 19911664 A 19990316
  • EP 0001663 W 20000228

Abstract (en)

[origin: DE19911664A1] The invention relates to a method for determining the concentration of NOx in the flow of exhaust gas of an internal combustion engine using a NOx sensor, whereby the sensor is calibrated using selected operating points. Preferably, exactly one selected motor operating point is used.

IPC 1-7

G01N 27/417

IPC 8 full level

F02D 41/14 (2006.01); F02D 41/24 (2006.01); F02D 45/00 (2006.01); G01N 27/26 (2006.01); G01N 27/417 (2006.01)

CPC (source: EP)

F02D 41/146 (2013.01); F02D 41/2441 (2013.01); F02D 41/2474 (2013.01); G01N 27/4175 (2013.01)

Citation (search report)

See references of WO 0055614A1

Designated contracting state (EPC)

DE ES FR GB IT

DOCDB simple family (publication)

DE 19911664 A1 20000921; CN 1222768 C 20051012; CN 1343309 A 20020403; EP 1163510 A1 20011219; JP 2002539448 A 20021119; JP 4535357 B2 20100901; WO 0055614 A1 20000921

DOCDB simple family (application)

DE 19911664 A 19990316; CN 00805013 A 20000228; EP 0001663 W 20000228; EP 00910727 A 20000228; JP 2000605195 A 20000228