Sentence examples for decline period from inspiring English sources

Equation (2) describes the cumulative oil production containing cumulative oil production during the decline period, N pd and the cumulative oil production containing cumulative oil production before the decline period, N p0.

Equation (1) gives the oil production rate during the decline period including decline factor, D i and decline exponent, b.

D_{text{i}} = - frac{1}{lg e}K = - 2.3K (11)Cumulative oil production in production decline period is calculated by the following formula.

The oil production rate in the decline period is as follows: q_{d} = frac{{q_{i} }}{{left( {1 + bD_{i} t} right)^{1/b} }} (1).

N_{text{p}} = frac{{q_{text{i}} }}{{D_{text{i}} }}left[ {1 - exp left( { - D_{text{i}} t} right)} right] (13 where q i is the oil production rate at the beginning of production decline period, 106 t.

These models were used in combination with optimization algorithms like sequential quadratic programming for application in wells for maximizing hydrocarbon recovery during the field's decline period (Elmsallati and Davies 2005).

The Sentinel, published in Stoke on Trent, sold 63,796 copies, an 8.3% year-on-year drop and 2.3% decline period-on-period, to remain the eight biggest selling English regional newspaper title.

While the Newcastle title stemmed its decline period-on-period to just 0.8%, it is losing its circulation war of attrition with the Midland News Association-owned Shropshire Star - which saw a year-on-year decline of 3.4% and a period-on-period decline to 73,851.

Notably, the auroral luminosity increases during the declining period.

Notably, the auroral intensity often increases during the declining period, as demonstrated in Fig. 7.

q t is the oil production rate in production declining period, 106 t.