Device for automatically calibrating an analyzer used for mud gas or fluid logging, associated analysis system and drilling rig

摘要

A device (118) for automatically calibrating an analyzer (112) used for mud gas or fluid logging, comprising:a cabinet (140) having a plurality of dedicated reception slots (144), each slot (144) being configured for the insertion of a canister (148) containing a known calibration mixture, the cabinet (140) containing: a main line (174) to be connected to the analyzer (112),a connection assembly able to selectively connect each reception slot (144) to the main line (174),a control unit (151) for controlling the connection assembly to successively connect at least two successive slots (144) to the main line (174).