Sentence examples for demand concentrations from inspiring English sources

The following assumptions are considered: (i) the biomass and chemical oxygen demand concentrations are unknown, (ii) the model parameters are unknown and vary but they are bounded, and (iii) the upper or lower bounds of model parameters are unknown.

Ten sets of experiments with different combinations of hydraulic retention times (0.24 1.14 d) and influent chemical oxygen demand concentrations were performed to verify the impact of organic loading rate on the voltage generation capacity of a simple dual-chamber microbial fuel cell working in continuous mode.

Many of the water quality variables (chemical oxygen demand, temperature, dissolved oxygen, water flow, chlorophyll a and nutrients, ammonia, nitrite, nitrate) that affect biological oxygen demand concentrations were collected at 11 sampling sites in the Melen River Basin during 2001 2002.

Biological oxygen demand concentrations determined in the water samples for both wet season (mean value of 0.22 mg/L) and dry seasons (mean value of 0.19 mg/L) were far below the 0.8 5 mg/L, set by WHO (2004) standards for drinking water, ranging from 0.04 to 0.47 and 0.05 to 0.35 mg/L in the wet season and dry season, respectively (Tables 1, 2; Fig. 2).

The plant was designed to treat chemical oxygen demand concentrations of 490 690 mg/L COD and an average concentration of total solids (TS) of 6 g/L, making it an ultra-low loaded reactor.

Three short holes demand concentration over wide stretches of water, with warning signs reading "Danger, hippo and crocodile".

Rechargeables demand concentration to keep from drooling... no slack-jaws allowed.

These shifts in aural scale fascinatingly alter the piece's visual focus, but they demand concentration, and it seemed misjudged to have left them so late in the programme.

The efficiency characteristics (power density and voltage output) of fuel cells depend highly on their operating conditions such as current density, chemical oxygen demand concentration and anolyte concentration.

The voltage output decreases with an increase in values of current density while increases with an increase in values of chemical oxygen demand concentration to a certain limit.

The three-sectional design with increasing oxygen demand concentration in the effluents, and the distribution of certain oxides in the padding were likely beneficial for ammonium and phosphorus removal, respectively.