ff: Ff Liquid critical pressure ratio factor

Description Usage Arguments Value Author(s) Examples

View source: R/valve_hydrailic_functions.R

Description

Ff is the liquid critical pressure ratio factor. This factor is the ratio of the apparent vena contracta pressure at choked flow conditions to the vapor pressure of the liquid at inlet temperature. [ISA-75.01.01-2007] At vapor pressures near zero, this factor is 0.96.

Usage

1
ff(temp = 15)

Arguments

temp

is in °C

Value

Liquid critical pressure ratio factor Dimensionless

Author(s)

Dr. Raúl Trujillo Álvarez dr.ing.trujillo@gmail.com

Examples

1
ff(15)

ratral/wcontrolvalve documentation built on Nov. 26, 2020, 11:18 p.m.