Closed photobioreactor apparatus and algal cell growth process monitoring method based on mass spectrometer

The present invention relates to a closed photobioreactor apparatus and algal cell growth process monitoring method based on mass spectrometer. The present invention provides a closed photobioreactor apparatus, comprising: a closed photobioreactor, wherein said closed photobioreactor comprising: a culture tank, providing a light source illumination, a stirring system, an intake pipe, and the exhaust duct; and connected to the closed photobioreactor or integrated for online process exhaust gas analysis mass spectrometer system. The present invention has a direct, real-time, accuracy and so on.