Results 11 to 20 of about 496,618 (302)

Using Matrices to Balance Chemical Reactions and Modeling the Implications of a Balanced Reaction [PDF]

open access: yesUndergraduate Journal of Mathematical Modeling: One + Two, 2019
This paper explores an alternative way to balancing equations of chemical reactions and understanding why it is necessary to use balanced equations in science.
Emilee Barrett
doaj   +2 more sources

CONSTRUCTION METHOD OF A-OPTIMAL CHEMICAL BALANCE WEIGHING DESIGNS [PDF]

open access: yesActa Universitatis Lodziensis. Folia Oeconomica, 2015
Here, we study the design in that we determine unknown measurements of p objects by used of n measurement operations. For that reason we consider the chemical balance weighing design under assumption that the measurement errors are uncorrelated and they ...
Bronisław Ceranka, Małgorzata Graczyk
doaj   +2 more sources

ON D-OPTIMAL CHEMICAL BALANCE WEIGHING DESIGNS [PDF]

open access: yesActa Universitatis Lodziensis. Folia Oeconomica, 2015
The paper deals with the problem of determining the chemical balance weighing designs satisfying the criterion of D-optimality under assumption that the measurement errors are equal correlated and they have the same variances.
Bronisław Ceranka, Małgorzata Graczyk
doaj   +2 more sources

Optimal chemical balance weighing designs for $v+1$ objects [PDF]

open access: yes, 2003
summary:The paper studies the estimation problem of individual weights of objects using a chemical balance weighing design under the restriction on the number times in which each object is weighed.
Ceranka, Bronisław   +1 more
core   +3 more sources

Analytical time-stepping solution of the discretized population balance equation [PDF]

open access: yes, 2022
The prediction of the particle-size distribution (PSD) of the particulate systems in chemical engineering is very important in a variety of different contexts, such as parameter identification, troubleshooting, process control, design, product quality ...
Jama, Mohamed Ali   +4 more
core   +1 more source

Population balance model and experimental validation for reactive dissolution of particle agglomerates [PDF]

open access: yes, 2020
We propose a population balance model coupled with a mass transfer model to simulate the simultaneous shrinkage and breakage of particles during the reactive dissolution of particle agglomerates in stirred tank. The high-order moment-conserving method of
Buffo, Antonio   +3 more
core   +1 more source

Changing snow cover and the net mass balance of Storglaciaren, northern Sweden [PDF]

open access: yes, 2008
The spatial and temporal variability of seasonal snow cover in glacierized catchments has important implications for the net mass balance of alpine glaciers.
Evans, Eleri   +2 more
core   +1 more source

Experimental Characterization and Population Balance Modelling of the Dense Silica Suspensions Aggregation Process. [PDF]

open access: yes, 2008
Concentrated suspensions of nanoparticles subjected to transport or shear forces are commonly encountered in many processes where particles are likely to undergo processes of aggregation and fragmentation under physico-chemical interactions and ...
Frances, Christine, Tourbin, Mallorie
core   +1 more source

General methodology for exergy balance in ProSimPlus® process simulator [PDF]

open access: yes, 2012
This paper presents a general methodology for exergy balance in chemical and thermal processes integrated in ProSimPlus® as a well-adopted process simulator for energy efficiency analysis.
Ghannadzadeh, Ali   +6 more
core   +1 more source

Contrasts between estimates of baseflow help discern multiple sources of water contributing to rivers [PDF]

open access: yesHydrology and Earth System Sciences, 2014
This study compares baseflow estimates using chemical mass balance, local minimum methods, and recursive digital filters in the upper reaches of the Barwon River, southeast Australia.
I. Cartwright, B. Gilfedder, H. Hofmann
doaj   +1 more source

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