Title:
混成電位型のガスセンサの出力劣化抑制方法
Document Type and Number:
Japanese Patent JP6804941
Kind Code:
B2
Abstract:
A gas sensor includes a sensor element made of an oxygen-ion conductive solid electrolyte, at least one electrode provided to the sensor element so as to contact a measurement gas, and a controller configured to control the gas sensor. The sensor element is heated, by a heater provided to the sensor element, at a temperature higher than an operating temperature set in advance for a predetermined time period at start of the gas sensor, and then the temperature of the sensor element is decreased to the operating temperature.
Inventors:
Taku Okamoto
Noriko Hirata
Yuka Nakayama
Noriko Hirata
Yuka Nakayama
Application Number:
JP2016218701A
Publication Date:
December 23, 2020
Filing Date:
November 09, 2016
Export Citation:
Assignee:
Nippon Insulator Co., Ltd.
International Classes:
G01N27/409; F01N3/00; G01N27/416
Domestic Patent References:
| JP2009069140A | ||||
| JP5992123B1 | ||||
| JP11326266A | ||||
| JP2016109484A | ||||
| JP2002005883A |
Attorney, Agent or Firm:
Yoshitake Hidetoshi
Takahiro Arita
Takahiro Arita