High-precision hydrogen refueling station filling rate dynamic measurement method
By adding a secondary calculation process and dynamic calculation method to the 35MPa vehicle-mounted hydrogen cylinder, the problem of inaccurate calculation of hydrogen density and volume was solved, achieving high-precision refueling rate calculation and improving the accuracy and practicality of SOC.
CN122148889APending Publication Date: 2026-06-05CHART CRYOGENIC ENG SYST CHANGZHOU
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- CHART CRYOGENIC ENG SYST CHANGZHOU
- Filing Date
- 2026-04-22
- Publication Date
- 2026-06-05
Smart Images
Figure CN122148889A_ABST
Abstract
The present application relates to hydrogen filling technology field of hydrogen station vehicle-mounted hydrogen cylinder, specifically relates to a kind of high-precision hydrogen filling station filling rate dynamic calculation method, it is characterized in that: specifically includes the following steps: S1: measuring temperature and pressure value, S2: first time calculating vehicle-mounted hydrogen storage cylinder volume, S3: second time calculating vehicle-mounted hydrogen storage cylinder volume, S4: one volume verification, S5: calculating the mass of hydrogen in vehicle-mounted hydrogen storage cylinder under initial state, S6: calculating filling rate.The present application increases secondary calculation process on the basis of first volume test, and combines dynamic calculation method, significantly improves the accuracy of SOC.
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