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Kinetics, Products and Mechanism of Destruction of Ethane in Corona Discharge

  • Anatoli A. Chernov , Larisa G. Krishtopa , Oleg P. Korobeinichev and Lev N. Krasnoperov EMAIL logo
Published/Copyright: November 30, 2016
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Abstract

Destruction of ethane in corona discharge was studied using a tubular coaxial wire AC high-voltage dielectric barrier discharge flow reactor coupled to a GC/MS and a quadrupole mass-spectrometer. The experi­ments were performed at ambient temperature (295 ± 3 K) and pressure (1.00 ± 0.04 bar). Mixtures of 12, 109, 1033 and 10000 ppm ethane in synthetic air (21% O2, 79% N2) were passed through the reactor with the flow rates in the range 0.17 - 4.8 sees. The active discharge power was varied in the range 0.01 - 8.0 W. The reactant (ethane) and the products of the destruction were monitored on line using the electron impact MS as well as the GC/MS. The degree of the destruction was measured at different ethane concentrations, flow rates, and the discharge powers. The measured dependences of ethane concentration on the specific absorbed energy are double-exponential. The energy efficiencies and the G-values were determined. In addition to H2O and CO2, acetic acid (CH3COOH)5 ethyl nitrate (C2H5ONO2), methyl nitrate (CH3ONO2), ethanol (C2H5OH), and nitromethane (CH3NO2) were identified among the major destruction products. The experimental results are in discrepancy with a detailed free-radical reaction based model. The discrepancy in the destruction energy efficiency increases at low concentrations of ethane and reaches a factor of 10000 at 12 ppm.

Received: 2002-7-1
Revised: 2002-10-21
Accepted: 2002-11-2
Published Online: 2016-11-30
Published in Print: 2003-1-1

© 2016 by Walter de Gruyter Berlin/Boston

Articles in the same Issue

  1. Preface
  2. Synergetic Effects of Non-thermal Plasma and Catalysts on VOCs Decomposition
  3. Measurements of Electron Energy by Emission Spectroscopy in Pulsed Corona and Dielectric Barrier Discharges
  4. Kinetics, Products and Mechanism of Destruction of Ethane in Corona Discharge
  5. Destruction of Isotopically Enriched Nitric Oxide, 15N18O, in Air in Corona Discharge: Direct Observation of NOx Reduction to Molecular Nitrogen
  6. Development of Demonstration Plant Using Non-thermal Plasma Process to Remove SO2 and NOx from Flue Gas
  7. Approach of the Physical and Chemical Specific Properties of Pulsed Surface Dielectric Barrier Discharges in Air at Atmospheric Pressure
  8. Removal of Gaseous Acetaldehyde via a Silent Discharge Reactor Packed with Al2O3 Beads
  9. Characteristics of Nitric Monoxide Generation Using High Frequency Silent Discharge
  10. Oil Cracking Characteristics by Streamer Discharge in Oil
  11. Development of Photocatalyst Plasma Air Cleaning Filter Used in Air Conditioner
  12. The Effects of Using Various Types of Pulsed Discharge Reactors for Phenol Removal in Waste Water
  13. Decomposition of VOC in Air Using a Streamer Corona Discharge Reactor Combined with Catalyst
  14. Photodegradation of VOCs and Bad Smells in a TiO2 Coated Honeycomb Monolith Reactor
  15. Dilute Trichloroethylene Decomposition in Air by Using Non-Thermal Plasma - Catalyst Effect
  16. Photocatalysed Degradation of a Herbicide Derivative, Diphenamid in Aqueous Suspension of Titanium Dioxide
  17. Treatment of Liquid Waste Containing Ethylenediamine Tetraaceticaxid by Advanced Oxidation Processes
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