Dear Mr.Wu, Where can i get the paper?
Regards, Darius On 2/19/2012 10:54 AM, [email protected] wrote: > Dear Darius > > Do you mean actived carbons? > > For your information, the following paper I published contained the procedure > for preparing the activated carbons from char: > > Wu, F. C., K.-T. Wu, R. L. Tseng, and R. S. Juang, Kinetic Studies on the > Adsorption of Phenols from Water Using Activated Carbons and Various Types of > Adsorbents, J. Environ. Manage., 91, 2208-2214 (2010). > > Thanks. > > Best wishes > > KT > Taiwan > > > ________________________________________ > 寄件者: [email protected] > [[email protected]] 代表 Darius > [[email protected]] > 寄件日期: 2012年02月18日 下午 10:14 > 收件者: Discussion of biomass pyrolysis and gasification > 主旨: [Gasification] Active charcoal > > Dear all, > > Is somebody there can help me to convert our char into active charcoal? > > Regards, > > Darius > > > On 12/26/2011 12:43 PM, [email protected]<mailto:[email protected]> wrote: > > Dear Doug > > Thanks for the valuable information. > > In the Chinese language, the name of coke and char is the same, called "Jiao > Tan". > > In a recent paper, > > Hosokai, S., K., Norinaga, T. Kimura, M. Nakano, C.-Z. Li, and J. Hayashi, > "Reforming of Volatiles from the Biomass Pyrolysis over Charcoal in a > Sequence of Coke Deposition and Steam Gasification of Coke," Energy Fuels, > 25, 5387-5393 (2011), > > the authors said "tar compounds are converted to coke in the micropores of > the char" (see p. 5390). It is really confused for me. > > Happy New Year > > KT > from Taiwan > > ________________________________________ > 寄件者: > [email protected]<mailto:[email protected]> > > [[email protected]<mailto:[email protected]>] > 代表 doug.williams > [[email protected]<mailto:[email protected]>] > 寄件日期: 2011年12月26日 上午 02:49 > 收件者: Discussion of biomass pyrolysis and gasification > 主旨: Re: [Gasification] Coke and Char > > Hi KT, > > You ask some interesting questions: > >> What is difference between coke and char? > I believe the problem of identification caused by the English language. Coke > is made in a retort from coal, and char is made in a retort from biomass. > > Coke from coal and char from biomass? > > Others will give you a more academic answer. > > And what's about soot? > > I have only worked with soot made in high temperature gasification systems > 12-1500>C, and these were studied in 1978 here in New Zealand by Dr J. > Cousins. I wrote about these soot in 2008 for our Fluidyne Archive > www.fluidynenz.250x.com<http://www.fluidynenz.250x.com><http://www.fluidynenz.250x.com><http://www.fluidynenz.250x.com> > Scroll down the file list and you will find it 14 from the top. > >> According to Franklin's research in 1950s, she mentioned that while the >> cokes could be graphitized by heat treatments above about 2200 deg-C, the >> chars could not be transformed into crystalline graphite, even at 3000 deg-C. > If I offer a comment it will be conjecture, because the current work being > done on our soot and chars is new research, and not published at this time. > Having said that, it was these comments that opened up the research, so may > offer you a clue to follow your interest. > > The soot of interest to me are those that form from volatiles in the unstable > chemistry of the sealed retort, which then pass down through the upper > boundary reduction zone, > then the high temperature oxidation, before passing through the reduction at > 12-1500C. These are probably those seen in Dr Cousins photos. The remaining > char has none of these original volatile carbons present, so no amount of > heating will create a crystalline graphite. > > Others can provide a qualified answer about coke from coal. > > I have a couple of photos that I used for the presentation of the "Enigma of > Gasification" at the Workshop following the IEA Gasification Task Force > Meeting in Christchurch in April 2011, that show one of these soot (C57 O ) > for the first time. I will try to get these up on the Fluidyne Archive as > soon as possible, and advise accordingly > > Hope this may help. > > Doug Williams, > Fluidyne Gasification. 本信件可能包含工研院機密資訊，非指定之收件者，請勿使用或揭露本信件內容，並請銷毀此信件。 > This email may contain confidential information. Please do not use or > disclose it in any way and delete it if you are not the intended recipient. > > > _______________________________________________ > Gasification mailing list > > to Send a Message to the list, use the email address > [email protected]<mailto:[email protected]> > > to UNSUBSCRIBE or Change your List Settings use the web page > http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org > > for more Gasifiers, News and Information see our web site: > http://gasifiers.bioenergylists.org/ > > > > > ==================================================================== > 本信件可能包含工研院機密資訊，非指定之收件者，請勿使用或揭露本信件內容，並請銷毀此信件。 > This email may contain confidential information. Please do not use or > disclose it in any way and delete it if you are not the intended recipient. > _______________________________________________ > Gasification mailing list > > to Send a Message to the list, use the email address > [email protected] > > to UNSUBSCRIBE or Change your List Settings use the web page > http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org > > for more Gasifiers, News and Information see our web site: > http://gasifiers.bioenergylists.org/ _______________________________________________ Gasification mailing list to Send a Message to the list, use the email address [email protected] to UNSUBSCRIBE or Change your List Settings use the web page http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org for more Gasifiers, News and Information see our web site: http://gasifiers.bioenergylists.org/
