How to parameterize hydraulic valve with given manufacturer data sheet current vs flow rate?

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Dear All How do i parameterize the 2 way and 3 way directional valve with given manufacturer data sheet current vs flow rate?

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Sebastian Castro
Sebastian Castro 2017 年 7 月 18 日
The directional valve blocks have a Model Parameterization option in their dialogs. Two of those values let you enter your own data from, e.g., a datasheet.
From the documentation:
  • By area vs. opening table — Provide tabulated data of valve openings and corresponding valve passage areas. The passage area is determined by one-dimensional table lookup. You have a choice of two interpolation methods and two extrapolation methods.
  • By pressure-flow characteristic — Provide tabulated data of valve openings, pressure differentials, and corresponding flow rates. The flow rate is determined by two-dimensional table lookup. You have a choice of two interpolation methods and two extrapolation methods.
- Sebastian
  2 件のコメント
sanjeev kumar
sanjeev kumar 2017 年 7 月 19 日
Dear Castro
But in my data sheet valve displacement is not given. it has only current vs flow rate. so how does i do parameterize the valve.
Sebastian Castro
Sebastian Castro 2017 年 7 月 19 日
Current? As in electric current, probably for a valve solenoid or something?
Is that then current vs. flow rate for a specific pressure? Because if so, you can probably back out the valve area as a function of input current...

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