화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2019년 봄 (04/24 ~ 04/26, 제주국제컨벤션센터)
권호 25권 1호, p.552
발표분야 에너지 환경(Energy and Environment)
제목 Effect of mediator contained electrolyte in a Clark’s bimetal ion coated membrane divided cell for online air pollutant monitoring during electrochemical removal at electroscrubbing
초록 Aqueous electrolytes with different pHs or non-aqueous electrolytes were used in one half-cell in detect gas sensors but, mediator ion contained electrolytes may added advantageous to reduce the over potential. In the present investigation, 0.1 M CoSO4 in 5 M H2SO4 or 0.05 M [Ni(CN)4]2- in 10 M KOH as electrolyte in one half-cell were used with Ag-Ni or Ag-Co metal ions coated Nafion324 membrane electrode divided cell for detection of air pollutants. Based on the cyclic voltammetry and linear sweep voltammetry analyses with and without CoSO4 and [Ni(CN)4]2-, the gas phase redox peak was fixed for detection of selected gas pollutants. Then sense a selected air pollutants by amperometric method at different suitable applied voltage. The current with different feed concentration were compared with in-situ FTIR gas analyzer concentration and derived calibration plot.

Key words: Filter press flow cell, electrochemical gas sensor, In-situ flow cell, amperometric gas sensor.
저자 Perumal Silambarasan, G. Muthuraman, 문일식
소속 순천대
키워드 에너지 환경
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