Detection system used for engine emission control system

• Main Authors: LI MENGLIANG, SHEN SHU
• Format: Patent
• Language: Chinese; English
• Published: 16.02.2018
• Subjects: CONTROL OR REGULATING SYSTEMS IN GENERAL; CONTROLLING; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS; PHYSICS; REGULATING

The present invention discloses a detection system used for an engine emission control system. The detection system comprises an OBD data acquisition system and an APP system which are in signal connection via a wireless communication module A and a wireless communication module B, the OBD data acquisition system comprises a CAN wire data interaction module and a K wire data interaction module which are both connected with the wireless communication modules, and the APP system comprises a data interaction module, a vehicle information management module, an offline database management module, an emission control system matching module, a data stream analysis module and a logical judgment module. According to the detection system used for the engine emission control system provided by the present invention, aiming at different emission processing systems, and by a logical judgment method, whether the vehicles have the emission cheat means is inspected, thereby realizing an effective method of relieving the curr