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ISO 6358-3:2014 Pneumatic fluid power - Determination of flow-rate characteristics of components using compressible fluids - Part 3: Method for calculating steady-state flow-rate characteristics of systems >
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ISO 6358-3:2014 Pneumatic fluid power - Determination of flow-rate characteristics of components using compressible fluids - Part 3: Method for calculating steady-state flow-rate characteristics of systems, 2014
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Symbols and units
- 5 Calculation hypotheses
- 5.1 General
- 5.2 Relationships among component flow-rate characteristics
- 5.3 Flow-rate characteristics
- 6 Organization of calculations for systems of components connected in series
- 6.1 General
- 6.2 Given parameters
- 6.3 Calculation principle
- 6.4 Calculation of the cracking pressure Δpc (step 1)
- 6.5 Calculation of an initial value for their sonic conductance if some components are pipes, tubes or hoses defined by their friction factor (optional step 2)
- 6.6 Determination of the sonic conductance C (step 3)
- 6.7 Determining the critical back-pressure ratio b and subsonic index m (step 4)
- 6.8 Calculation of pressure dependence coefficient Kp (optional step 5)
- 7 Organization of calculations for systems of components connected in parallel
- 7.1 General
- 7.2 Given parameters
- 7.3 Calculation principle
- 7.4 Determination of flow characteristics of pipes, tubes or hoses for the given inlet pressure (step 0)
- 7.5 Determination of the sonic conductance C (step 1)
- 7.6 Determination of the cracking pressure Δpc (step 2)
- 7.7 Determination of the critical back-pressure ratio b and subsonic index m (step 3)
- Annex A (informative) Example calculation for a system of components connected in series
- Annex B (informative) Example calculation for an air blow circuit whose components are connected in parallel
- Annex C (informative) Flow charts of calculation procedures
- Annex D (informative) Additional information concerning components whose flow rate characteristics are not expressed in accordance with the ISO 6358 series
- Annex E (informative) Visualization of calculation results
- Bibliography [Go to Page]