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| qV_O = \frac{qV_o}{B_o} + R_v \,\frac{qV_g}{B_g} |
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| qV_G = \frac{qV_g}{B_g} + R_s \, \frac{qV_o}{B_o} |
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| qV_W = \frac{q_w}{B_w} |
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| qV_L = q V_O + qV_W |
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LaTeX Math Block |
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| qV_o = \frac{BV_o \cdot (qV_O - R_v \, qV_G)}{1- R_v \, R_s} |
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| qV_g = \frac{B_g \cdot (qV_G - R_s \, qV_O)}{1- R_v \, R_s} |
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| qV_w = B_w \cdot qV_W |
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| qV_t = qV_o + qV_g + qV_w |
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In-situ oil-cut:
LaTeX Math Block |
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| s_o = qV_o/qV_t |
| In-situ gas-cut:
LaTeX Math Block |
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| s_g = qV_g/qV_t |
| In-situ water-cut:
LaTeX Math Block |
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| s_w = qV_w/qV_t |
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| s_o+s_g+s_w = 1 |
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Surface oil mass rate: LaTeX Math Block |
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| \dot m_O = \rho_O \cdot qV_O
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| Surface gas mass rate:
LaTeX Math Block |
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| \dot m_G = \rho_G \cdot qV_G
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| Surface gas mass rate:
LaTeX Math Block |
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| \dot m_W = \rho_W \cdot qV_W
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| Surface total fluid mass rate:
LaTeX Math Block |
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anchor | m_tSURF |
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alignment | left |
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| \dot m = \dot m_O + \dot m_G + \dot m_W |
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In-situ oil mass rate:
LaTeX Math Block |
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| m_o = (\rho_O + \rho_G \cdot R_s) \cdot \frac{qV_o}{B_o} |
| In-situ gas mass rate:
LaTeX Math Block |
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| m_g = (\rho_G + \rho_O \cdot R_v) \cdot \frac{qV_g}{B_g} |
| In-situ water mass rate:
LaTeX Math Block |
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| \dot m_w = \rho_W \cdot qV_w/B_w |
| In-situ total fluid mass rate:
LaTeX Math Block |
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anchor | m_tSUB |
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alignment | left |
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| \dot m = \dot m_o + \dot m_g + \dot m_w |
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In-situ oil density:
LaTeX Math Block |
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| \rho_o = \frac{\rho_O + \rho_G \cdot R_s}{B_o} |
| In-situ gas density:
LaTeX Math Block |
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| \rho_g = \frac{\rho_G + \rho_O \cdot R_v}{B_g} |
| In-situ water density:
LaTeX Math Block |
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| \rho_w = \frac{\rho_W}{B_w} |
| In-situ Total fluid density: LaTeX Math Block |
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| \rho_t = \dot m/qV_t = s_o \, \rho_o + s_g \, \rho_g + s_w \, \rho_w |
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Total fluid compressibility: LaTeX Math Block |
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| c = \rho_t^{-1} \cdot ( s_o \, \rho_o \, c_o + s_g \, \rho_g \, c_g + s_w \, \rho_w \, c_w ) |
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