A First Course in Ion Permeable MembranesElectrochemical Consultancy, 1997 - 255 pagine |
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Pagina 162
... current density is largely determined by the concentration of transported ion and the mass transport conditions in the solution phase . The limiting current density will be considered in more detail later in this chapter under the ...
... current density is largely determined by the concentration of transported ion and the mass transport conditions in the solution phase . The limiting current density will be considered in more detail later in this chapter under the ...
Pagina 200
... current , I. This is achieved by designing the cell to have the highest possible electrode and membrane areas and maximising the current density , j ( I = Aj ) . It must always be remembered , however , that the current density for a ...
... current , I. This is achieved by designing the cell to have the highest possible electrode and membrane areas and maximising the current density , j ( I = Aj ) . It must always be remembered , however , that the current density for a ...
Pagina 202
... current density ) . Hence , the current density in any process must be experimentally optimised ; increasing the current density will increase the rate of product formation but it also increase the energy consumption . The current ...
... current density ) . Hence , the current density in any process must be experimentally optimised ; increasing the current density will increase the rate of product formation but it also increase the energy consumption . The current ...
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A First Course in Ion Permeable Membranes Thomas A. Davis,J. David Genders,Derek Pletcher Visualizzazione estratti - 1997 |
Parole e frasi comuni
amine anion anion and cation anode anolyte applications aqueous domains aqueous solution back migration bipolar membrane carboxylate polymer cathode catholyte cation exchange membrane cation permeable membrane cell voltage charge Chem chemical chemistry chlor-alkali chlor-alkali industry chloride co-ions commercial membranes concentration conductivity counter ions crosslinking current density current efficiency depleting determined diffusion coefficient dilute divinylbenzene electrical Electrochem electrodialysis stack electrolyte solution Electrosynthesis equation equivalent weight example Figure fixed ionic groups fluorocarbon flux gradient H.L. Yeager H₂ H₂O Hence hydration increase interface ion exchange ion exchange capacity ion permeable membranes Ionomer layer manufacture membrane pairs membrane polymer Membrane Sci membrane surface metal mole molecules monomers NaCl Nafion NaOH Neosepta oxidation perfluorinated membranes perfluorinated polymers perfluorinated sulfonate pretreatment properties proton resistance salt splitting sodium hydroxide sodium sulfate species stability stream structure styrene/divinylbenzene copolymers sulfonate sulfonate polymer sulfuric acid temperature transport number water content