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14 830 (0,169s)

Result

MODELLING OF NO ADSORPTION IN FIXED BED ON ACTIVATED CARBON

on activated carbon in a fixed bed flow system. Breakthrough curves describing breakthrough curves with experimental breakthrough curves. It was found that LDF model fits all the breakthrough...

JP - Průmyslové procesy a zpracování

  • 2011
  • Jx
  • Link
Result

Experimental and simulation study of CO2 breakthrough curves in a fixed-bed adsorption process

parameters and sensitivity analysis of parameters influencing the breakthrough curve shape and onset time. We first evaluate the results of breakthrough experiments to predict the breakthrough curve profi...

Energy and fuels

  • 2022
  • Jimp
  • Link
Result

Modelling of NO adsorption in fixed bed on activated carbon

of adsorption can bedescribed by breakthrough curves as the response to step concentration inputs. Experimental response of breakthrough curves were matched with theoretical response curves calculated fro...

JP - Průmyslové procesy a zpracování

  • 2011
  • D
Result

Determination of 137Cs and 85Sr transport parameters in fucoidic sand columns and groudwater system

Experimentally obtained breakthrough curves were evaluted using the erfc-function model, namely, at first, on the assumption of linear sorption/desorption isotherm, whereas the second one, on the assumption of the non-linear isother...

JF - Jaderná energetika

  • 2011
  • Jx
  • Link
Result

Sorption and desorption of uranium in selected sands under dynamic conditions

Sorption and desorption behavior of uranium in various fluvial sands of domestic origin were investigated using continual dynamic column experiments. The respective retardation coefficients (R) and hydrodynamic dispersion coefficients (Dd), were dete...

CH - Jaderná a kvantová chemie, fotochemie

  • 2006
  • D
Result

Modeling of transport of radionuclides in beds of crushed crystalline rocks under equilibrium non-linear sorption isotherm conditions

A simple method for fitting the values of the experimental breakthrough curves of Cs-137 and Sr-85 in the form of pulse response obtained in dynamic flow column experiments, with crushed crystalline rocks, is presented. It is based ...

DL - Jaderné odpady, radioaktivní znečištění a kontrola

  • 2010
  • Jx
Result

Adsorption of hexavalent chromium using cones of conifers in a fixed-bed column study

was described through the breakthrough curves obtained from column experiments. The Thomas adsorption capacity (Thomas model) and time required for 50 % breakthrough (Yoon Nelson model). Also, the theoretical breakthro...

JP - Průmyslové procesy a zpracování

  • 2015
  • D
  • Link
Result

The removal of CO2 from biogas using a laboratory PSA unit: design using breakthrough curves

thermogravimeter. Breakthrough curves of CO2 and CH4 were determined for different volumetric...

CI - Průmyslová chemie a chemické inženýrství

  • 2015
  • Jx
Result

Method of In-Line Bromide Breakthrough Curve Measurements for Column Leaching Experiments

This study presents a new method for deriving the breakthrough curve (BTC) of Br tracer by measurements in the laboratory. In this method, the break-through is recorded by an ion selective electrode placed in a flow cell into which ...

DF - Pedologie

  • 2014
  • Jx
  • Link
Result

Breakthrough curves for the sorption of acid and basic dyes onto wood shavings

Spruce wood shavings from Picea abies were used for an adsorptive removal of synthetic dyes from waters. The sorption characteristics of the wood shavings were measured in the column arrangement for the acid dyes Egacid Red and Egacid Orange, and for...

DH - Báňský průmysl včetně těžby a zpracování uhlí

  • 2009
  • Jx
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