GLOSSARY

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Usually abbreviated as 

LaTeX Math Inline
bodyq_t
 or
LaTeX Math Inline
bodyqB
 (with the latter does not imply a product) or specifically
LaTeX Math Inline
body--uriencoded--q%5e%7B\uparrow%7D_t
 for production and 
LaTeX Math Inline
body--uriencoded--q%5e%7B\downarrow%7D_t
 for injection.

The concept applies both to producing and injecting wells.

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LaTeX Math Inline
body--uriencoded--q%5e%7B\uparrow%7D_w
, 
LaTeX Math Inline
body--uriencoded--q%5e%7B\uparrow%7D_o
, 
LaTeX Math Inline
body--uriencoded--q%5e%7B\uparrow%7D_g

water sandface flowrate, oil sandface flowrate, gas sandface flowrate

LaTeX Math Inline
body--uriencoded--q%5e%7B\uparrow%7D_W
, 
LaTeX Math Inline
body--uriencoded--q%5e%7B\uparrow%7D_O
, 
LaTeX Math Inline
body--uriencoded--q%5e%7B\uparrow%7D_G

Water surface flowrate, Oil surface flowrate, Gas surface flowrate

LaTeX Math Inline
bodyB_w, \, B_o, \, B_g

formation volume factors between sandface pressure/temperature conditions and surface measurement unit (usually separator or processing plant)

LaTeX Math Inline
bodyR_s, \, R_v

Solution GOR and Vaporized oil ratio at sandface pressure/temperature conditions


The total sandface flowrate 

LaTeX Math Inline
body--uriencoded--q%5e%7B\uparrow%7D_t
 of production is It is related to Liquid production rate 
LaTeX Math Inline
bodyq--uriencoded--q%5e%7B\uparrow%7D_L
as:

LaTeX Math Block
anchorqt
alignmentleft
q^{\uparrow}_t = \Big[ B_w Y_W + \Big( \, (B_o - R_s B_g) +  Y_G \cdot (B_g - R_v B_o) \,  \Big) \cdot (1-Y_W) \Big] \cdot q^{\uparrow}_L

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