Ispitivanje hemizma hlorovanja bakar(I)-sulfida kalcijum-hloridom u prisustvu kiseonika
Investigation of copper(I) sulphide chlorination chemism by calcium chloride in the presence of oxygen
Abstract
Na osnovu termodinamičke analize i karakterizacije bakar(I)-sulfida i produkata luženja određen je hemizam hlorovanja bakar(I)-sulfida kalcijum-hloridom u prisustvu kiseonika. Ispitan je uticaj temperature (473K-773K), vremena (2-120 min) protoka kiseonika (20-100 l/h) i količine kalcijum-hlorida (5-40% и visku) na stepen hlorovanja bakar(l)-sulfida kalcijum-hloridom. Na osnovu kinetičke analize i dobijene vrednosti za energiju aktivacije (20,89 kj/mol), utvrđeno je da se hlorovanje bakar(I)-sulfida kalcijum-hloridom odvija u difuzionoj oblasti.
The chemism of the chlorination of copper(I) sulphide by calcium chloride in the presence of oxygen has been determined on the basis of thermodynamic and characterization of copper(I) sulphide and leaching products. The influence of temperature (from 473 to 773 K), time (from 2 to 120 min), oxygen flow (from 20 to 100 L/h) and calcium chloride quantity (from 5 to 40%) on the chlorination degree of copper(I) sulphide by calcium chloride has been investigated. Kinetic analysis and the activation energy values of 20.89 kj/mol showed that the chlorination of the copper(I) sulphide by calcium chloride in the presence of oxygen is diffusion controlled.
Keywords:
kinetika / kalcijum-hlorid / hlorovanje / hemizam / bakar(I)-sulfid / kinetics / copper(I) sulphide / chlorination / chemism / calcium chlorideSource:
Procesna tehnika, 2004, 20, 2-3, 237-240Publisher:
- Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd
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Institut za tehnologiju nuklearnih i drugih mineralnih sirovinaTY - JOUR AU - Marković, Branislav AU - Sokić, Miroslav AU - Vučković, Nataša AU - Matković, Vladislav PY - 2004 UR - https://ritnms.itnms.ac.rs/handle/123456789/58 AB - Na osnovu termodinamičke analize i karakterizacije bakar(I)-sulfida i produkata luženja određen je hemizam hlorovanja bakar(I)-sulfida kalcijum-hloridom u prisustvu kiseonika. Ispitan je uticaj temperature (473K-773K), vremena (2-120 min) protoka kiseonika (20-100 l/h) i količine kalcijum-hlorida (5-40% и visku) na stepen hlorovanja bakar(l)-sulfida kalcijum-hloridom. Na osnovu kinetičke analize i dobijene vrednosti za energiju aktivacije (20,89 kj/mol), utvrđeno je da se hlorovanje bakar(I)-sulfida kalcijum-hloridom odvija u difuzionoj oblasti. AB - The chemism of the chlorination of copper(I) sulphide by calcium chloride in the presence of oxygen has been determined on the basis of thermodynamic and characterization of copper(I) sulphide and leaching products. The influence of temperature (from 473 to 773 K), time (from 2 to 120 min), oxygen flow (from 20 to 100 L/h) and calcium chloride quantity (from 5 to 40%) on the chlorination degree of copper(I) sulphide by calcium chloride has been investigated. Kinetic analysis and the activation energy values of 20.89 kj/mol showed that the chlorination of the copper(I) sulphide by calcium chloride in the presence of oxygen is diffusion controlled. PB - Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd T2 - Procesna tehnika T1 - Ispitivanje hemizma hlorovanja bakar(I)-sulfida kalcijum-hloridom u prisustvu kiseonika T1 - Investigation of copper(I) sulphide chlorination chemism by calcium chloride in the presence of oxygen EP - 240 IS - 2-3 SP - 237 VL - 20 UR - conv_203 ER -
@article{ author = "Marković, Branislav and Sokić, Miroslav and Vučković, Nataša and Matković, Vladislav", year = "2004", abstract = "Na osnovu termodinamičke analize i karakterizacije bakar(I)-sulfida i produkata luženja određen je hemizam hlorovanja bakar(I)-sulfida kalcijum-hloridom u prisustvu kiseonika. Ispitan je uticaj temperature (473K-773K), vremena (2-120 min) protoka kiseonika (20-100 l/h) i količine kalcijum-hlorida (5-40% и visku) na stepen hlorovanja bakar(l)-sulfida kalcijum-hloridom. Na osnovu kinetičke analize i dobijene vrednosti za energiju aktivacije (20,89 kj/mol), utvrđeno je da se hlorovanje bakar(I)-sulfida kalcijum-hloridom odvija u difuzionoj oblasti., The chemism of the chlorination of copper(I) sulphide by calcium chloride in the presence of oxygen has been determined on the basis of thermodynamic and characterization of copper(I) sulphide and leaching products. The influence of temperature (from 473 to 773 K), time (from 2 to 120 min), oxygen flow (from 20 to 100 L/h) and calcium chloride quantity (from 5 to 40%) on the chlorination degree of copper(I) sulphide by calcium chloride has been investigated. Kinetic analysis and the activation energy values of 20.89 kj/mol showed that the chlorination of the copper(I) sulphide by calcium chloride in the presence of oxygen is diffusion controlled.", publisher = "Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd", journal = "Procesna tehnika", title = "Ispitivanje hemizma hlorovanja bakar(I)-sulfida kalcijum-hloridom u prisustvu kiseonika, Investigation of copper(I) sulphide chlorination chemism by calcium chloride in the presence of oxygen", pages = "240-237", number = "2-3", volume = "20", url = "conv_203" }
Marković, B., Sokić, M., Vučković, N.,& Matković, V.. (2004). Ispitivanje hemizma hlorovanja bakar(I)-sulfida kalcijum-hloridom u prisustvu kiseonika. in Procesna tehnika Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd., 20(2-3), 237-240. conv_203
Marković B, Sokić M, Vučković N, Matković V. Ispitivanje hemizma hlorovanja bakar(I)-sulfida kalcijum-hloridom u prisustvu kiseonika. in Procesna tehnika. 2004;20(2-3):237-240. conv_203 .
Marković, Branislav, Sokić, Miroslav, Vučković, Nataša, Matković, Vladislav, "Ispitivanje hemizma hlorovanja bakar(I)-sulfida kalcijum-hloridom u prisustvu kiseonika" in Procesna tehnika, 20, no. 2-3 (2004):237-240, conv_203 .