Leak detection method and system

The invention relates to a leak detection system (1) for checking the leak tightness of an object, said system (1) comprising:-means (5) for pressurizing a space; -a first pressure sensor (7) configured to measure a pressure change in the pressurized space; -a second pressure sensor (9) configured to measure a change in ambient pressure, such as atmospheric pressure; -an electronic entity (15) configured to determine leaks F ', F' 'depending on said pressure change [delta] P and said ambient pressure change APext in said pressurized space, said changes [delta] P, [delta] Pext being measured by said first sensor (7) and second sensor (9), respectively, within a predetermined test time interval W. 本发明涉及一种用于检查物体的泄漏密封性的泄漏检测系统(1)，所述系统(1)包括：-用于对空间加压的装置(5)；-第一压力传感器(7)，其被配置成测量所述加压空间中的压力变化；-第二压力传感器(9)，其被配置成测量环境压力，例如大气压的变化；-电子实体(15)，其被配置成取决于所述加压空间中的所述压力变化ΔP和所述环境压力变化APext确定泄漏F'、F"，所述变化ΔP、ΔPext分别由所述第一传感器(7)和第二传感器(9)在预定测试时间间隔W内测量。