The oil system of Hydrogenseal for 350MW turbogenerator, made in Mitsubishi Electric Co. of Japan is presented. The causes of H_2 purity drop is analyzed.
The seal oil system has become weaker part for hydrogen cooled generator in running.
轴封油系统已成为氢冷发电机运行的薄弱环节。
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The adhesive of low temperature heat conduction and insulation is utilized to the seal end and bend to install the surface temperature sensor of the hydrogen oxygen engine system.