煤电化学气化的可能性

uU23%p4阳U2000Ae100ACOAL CONVERSIONOct.2000Apc》NsE0” JA LEAUDO0%400090x0E6 AEA uC”-NsEA-c01AE.w°N%10x,始eE0AE№D%0D2E0AμAμax°0A、uc2AI、μca0E印U09004°A°A、A°dAA￡^0B、apcl、IA正,÷1a000E0oAμ》NsE0A0°Ti,2cii0AEAμcNs》μA·0}A,EAE6AE1 a OHEI EHECAoμc-NSE-1a00uAEA0D010‰‘E1a. Eo0Bi4.0Aa°ATQ546Collett e1OACu,Ni, Pb 9I Pt hc4a啊0A9‰ 20 DD14DONC0μA03EalO2° EUAi IpuAFEo la.000A°0U: OE00A10-A0,Qa09lON0pEla2u.3EOμgaNo。μAN4 LA oau0xO±ECx÷l0÷082umμATa A HAEos-, ECA%%a AGOAuA000 134-941080, Eupa -03EaHAEOAE i AU1 ia, 3. -03EaEOAEHA'B2-vA00Aa2·正x÷EA91a0-AT.“AQE0》-·“EA土.1985 Ae lavani比正0NAA1土"E0900eE6060(oUN0x0600A^aeOU|A)·“OEU3E° I AOU NaOH EUO%ODHC7aNaEE,A1y31Ec0。,60EEy31,Be0U,BTA,B0E0c。03Ea、CO29 IEUAi O2,μc00kIH2NTA10D,和0Ee土2AT0DTAA0c,阳》022Eu.0a0y° NHc" NSN,x÷1A配》-1y31DDN%D3EIN00μATUE%,2uE·3E±%021a啊0T.N00山 AEC Couglin,01979AeEx"Ta360UEaD0e00oU2l Hl lA E lA 0A]OFEi o la2uFE-HA-12-,%1iE00 OE OD HChaa912-0%0FE Ei FEo la2uFE-, OUNOVA 1aAIOOHA%4 OUAHci066 la, Baec-N×0‰A0 LEaDore0E0ca"yA9≠Aμ NS E0 ECOUHC 1a200啊0 A9 120 DD Hc%a,310D0μAND%Dp.1981 Ae baldwin正ND%AEA0UN6 YElE0N6。-I49IbN6。1%、00 I EU3E QUEadoeu090BDuc”-NsN6。A-0°210D0,la6A9kca/μA°0-y3|,EuμAI0aE2ux÷lb1A°,Eua0BN64x:"0H0÷0 ECA%2a0 Ee EUO。μAFe+NA0·B、μ,±101aA·c019°》FeμA1y31.「-A, Okada020ND%00aDAON UA°[0-EHAEETEo 1Uua. 1982 Ae Dhoohe HE[8301 0A, ="EOT1T0A 12-0 Hc"NS No"muAi%o DD%i, ay1110 AU laA°cNsA0》-N%A6020aETE10μaa,1a°6A-N6E±0 UA9 AEx0中国煤化工EaμuATE),EA° PHAuc NS FE0 ECO,6 AuchaN6。uAy=1.A°×AD10x0μA±%6EEa°COCNMHG:0 H.SO, VeOEODA°HauChaNo "NDi XIOcECOUVn DO1e0EOD%20 DDHA, 1923 HA CHd. IoJ nU lyly ueAe Sohne ex"TkA91ocaN”A000E00=09%-ycaA0a自们00 aec c8--c1AibpB ph OH uA Aa EE%2 ia uA 2u Ii: 1932 Ae Lunch i 0n D0"4, EIT EaboA12-0HAuc "NS No -ECEUO% ODHAFe+Nox Ae uAA3 DC 1DO u iA, EuaEHA Fe2+OUouN64aET0CAN6》.1987 Ae Vutetakist证N%AEBIA(500 C)IAAHC> NS NO> HA%a'u,CI0AODμ HAOD>u IaU1eEN6》-CO2.BND%0D,1啊0A92-0uc‰a04kcaEμ Caohe caua ly3]0土T,IT“AAPμcaN6-014k0Ga00-AETA49uA101u0D10A ucha 2- HAND4iE021212111, 1982 Ae○9○1[0E0Ns‘÷9aμE0A40EaE0091ae0E,002-locApc‰aOGaμANE4,aOB2 EOAAE IO1UuA0OONA9142A。ckaE》-EμNeA≠3iTa0090A,1yaloDooa Eo ia lacaE0, 2ucausA-DS AE Fig 2 The flow diagram of coal electrochemicalTa 100%, Nova FEo iaia co, iEUAi co. 1990 Ae1992 Ae u%x icHE 12 10A OUT DOVe 0E iEaDO%e OEODMagnetic stirring 3HAucaDD 1=4x÷AEND%,i10AEa,8·0{TA爬、0de electrode; 4- Anode eletrode: 5-- Fritted glassG·oH框μA-·¨,Ni0nd2iAE÷00N》10-和0eparator; 6- Thermometer: 7- Thermocouple;8-uAc°1a01,Aμc”N0”AND%E010UENThermostated container: 9- Magnetic stirring heater10- Temperature controlling apparatus: 11- CathodeE01A,AA‘Ec0=090061币ACa0,「E土 compartment gas outlet;OUNO 4 El HAuv2 CO 2 1 EUAL HA CO. ND%4i lnx+HAOO Haoutlet: 13--Gas detecter: 14- Saturated NaCl water cellOU ucha lu3μANi0n、1a00l≠Ax0A-、caNAuAf°AHNS正E20A0UAμcao。 HAuchaμA°uAμ Cm NS AEO。Ecou±31μca2UuAx° OAOD Ie20、0S30a始eCE正.0Ay、A,ayug‰aUia,xeaEμcaμaμA10uccau041~3,6「Ec,6A6E"Eyμ Cv4 EhAa硎UEe±№°A÷3lFig 3 Cell device and the flow diagramcathode compartment gas outlet; 7Thermostatedcontainer:8 Ions exchange membrane: 9- Temperaturedifference recorderGalvanometer: 13- Voltmeter14-Direct current regulated power suppl0EaD‰eCE0‰oB,20AμAeE°AHSH PO, I CF3SO3 H. H, O, 02 OD OA HCI, Na2:141A°E0xpca2CH COOH,HCOA.1a0AμAμca, De 0a 140E自Fig 1 Coal gasification cellFeSO, mo Fe, (SO,)3 x=IaBm v4A, 02 0D 0 Ee Ce++Working electrode中国煤化工tlet: 5CNMHGUACHa B OHETuAO1OALETheter: 6- Cathode compartmoA0,土0BEE0AHsO4×6e0、FeSO4oFe27--Cathode: 8-Cathode compartment: 9- Fritted10— Magnetic stirring(SO)3xB》-A土ETE0A.06142E0OAc1、N4k2EoAEN‰02E0AA06‘6q4122AAT(2-lo0Au HADS%A, 00 l OUAoEaODIEf30IE,E°a),N6kO据2ATA,0202E0 AE HA.ugaA∞x6N6c0D00UCO9CO2AEE,μca20000AA0μA°uc- NS EO> HALEAUD03,:0010000° PHc NS E0s HA0°680800,0e14Fe3++2H, O+CCO,+4H*+AEaEu2uREA9 HAHc> NSA0-y3lEU0個a1a000E0AO°I,OaAT Fe+2 A No -3EEaEu2uFE ECOi 3EucvaNO°A“AμAA、AAA￡"B、μauc、A正.kwμcA1随μA0-00. AUchaN6yE,6(1)AAEA0°T.O4IBAA∈ESAU,AAB-N6-1y31.00u09010,9A函B”AEcA框00aa. BA9Hc> EL.以AACe4+9V+吨aA10ia.B1BE哐,00N6cA060μ0319,啊N6。印μA0°±a2,lkA10Anthony HE3Ema,AμAμc-NsE0》- EHVAEECOAA"y,·阳知APc始N6。E框.4a、6aμcay31.E框6臂“20eEcA°AE土0-0 ECOEOU. BHAA v-A∈ EIPOEAEMAoe lui3uAvA°eAEμFe+0auA-0},uc始a09uAN6ucEDS AE, OFEOV4AEHCNS-0ilyIODHAEU90DEU‰aμAFe3Fe2+uA￡EAyA‰6TpA,TANsA9 PiAAE ODiHAOoI1.AaAE6B1‰6×AE百A÷·0;Ec0·0El l=. QUA90ea0四cAuA0Ae,0°xA·0印框.caAN61y310B,AEc001a,A00pc16 DiaqiAAE E E06×0·0印UA,Aμ10A3y090BA, oMoNia lHOD0109A1a,A9N》E框090TpE啊 AHc" NS·020U00a0°A÷10μ0E0u2 OEAL hYμApOE,1 aEi-CAE0,6AeE6(3) Hchauc I>HA0°Ti.wcBμo。NsN,-109aC0,6AucN6-;AOH EUAEOA0000, la, BuchaEtEuOAuc Im iE0i iSusic He100AaoDμc-NsN6。-0。μANDO! EUAE, H uc I 1y, 800ma 0A ODOD u la2a110eD00E E, %oEe Fe2+/Fe+, Ce3+/Ce+Qi V+VS+HEB-u死xB0°m1,2.0 ANDI aNd6Ee-opcN6-10-,10士A÷,A?c”N-y101甲Ey0o° Ii AUALE0AE.AC,2E0AμAμ C>NSNO> Hcl>6%x:(1)A9eN6》-A0‰aA·0},E哐sEya0s°a40U3 V OO IA.0.492s-1(358K).(2)0±E|.A=6N6。0°pAc(4)TA框EA0°T.E.BTAE00。NsN6。A,A‰Bpc。NS·0},·0E哐‰町0±》10-900 )HEUAE,uOE0UE10AAca0 DAhAL0E,pc0±:16。AN6。AAN6。E,印Ey0k7.52EOAμ IA IAEI40U100C×10-s-1.(3)A0eN6k80￥E土uA0±N6》-.0,6"Ea,N0AAA0020610u.N%A÷,B09A9A‘EEc0×·AA。,80·c-0A90DTBμAuc。NsD0. %l BHAvAE印 UAE &E"UVo Hc -NSN6y30 DAte ucy90￥5Ac”-N-1 aOHEuE@ HAiEAUD0v4, AEiA oeuc'ao%%c Ae uAAcEcOE1y31,'0n0 0i iO4 UAE.AμAμc-NS0》-pAx‘iOND%1ax÷0N-EcUE了EeAE,010μA1y31±0E06uAf02±EIGa,0B101a4Apc-NsE0xA·}>uA00y1°Ee±,2AT°ka110200AE62aAU,ON%-33±,AE201a0u·A6eE9A6E0NeμA1.ApAc00 Coughlin i Farooque xi TEia30A@usm NS >"NS E0 D"aiEcOUHcHAx-OATA, A%o DDayouAB0-No死6AAA了,A0A0 CaoDc6 4eNo EU3E CO2CO”,师Ca、N690N6%2压uA1y91.EC+2H2O—CO2+4H++4e啊0,yE￥μANO;1^ ae oUey6Elao°i×AA10oAucy ea Es oDU°AμAs10,μaWU0E×00N6ET10-Eu3Ecao0916, 2, EEOU1n Oulu i30D2E0A.(2),oAe2UEaE> ODAuOUI中国煤化工,0A0u%uABaldwin HE60-uo2ND i OD la3oAoyOD uc aucCNMHGNiWzDS109AA、CA0:09cFe2uAN两A,Fe2+E0A9BYE单 xaa CoHA oAe Apbl叫UA§AN.,(3)N6W20E,oaCi eucha0DA. Okada02 El lEUvaoUucha0。0AAEN6。-%, Hc 1a Ou?aEoe0甲uAEc0N60DAFe2+/Fe3+N6。1-EcE1 Auchan6kyc》-%.0001 T OHEIEHeca》N》-1a01Beμμ与努毁膾·5 Dhooge HE SJEl la Fe2+00003×62EU1x,%0A”802Nn40,nrμ、Bs0T14E|±》 Hcv2aNO Eu3EFe3+, A'NO D 3E,÷0020,9AμA0No“,N0os‘09A、B、,币AU±》1014电0600120909.060￥20:yE,60281B,Agμ.ExA印pNeE0ND02E,”NS1a31x“01 Coughlin R W, Farooque M. Hydrogen Production from Coal Water and Electrons. Nature, 1979, 279(5): 301-3022 Coughlin W, Farooque M. Electrochemical Gasification of Coal-Simultaneous Production of Hydrogen and Carbon Dioxide bya Single reaction Involving Coal, Water, and Electrons, Ind Eng Chem Process Des Dev, 1980.19(2): 2113 Coughlin R W, Farooque M. Consideration of Electrodes and Electrolytes for Electrochemical Gasification of Coal by AnodicOxidation. J Appl Electrochem, 1980, 10: 7294 Coughlin R W. Farooque M. Anodic Coal Reaction Lowers Energy Consumption of Metal Electrowinning. Nature, 1979.280(8):6665 Coughlin R W, Farooque M. Electrochemical Gasification of Coal (Investigation of Operating Conditions and Variables ) Fuel1979,58(10):7056 Baldwin R P, Jones K F. Joseph T T et al. Voltammetry and Electrolysis of Coal Slurries and H-Coal Liquids. Fuel, 1981. 60(8):739Guruswamy V, Bockris J M. On the Electrolysis of Coal Slurries. J Electrochem Soc, 1981, 128(10): 20978 Dhooge P M, Stilwell D E, Park S M. Electrochemical Studies of Coal Slurry Oxidation Mechanisms. J Electrochem Soc1982,129(8):17199 Murphy OJ. Bockris JOJ. Later D M. Products Found in the Anodic Oxidation of Coal. Int J Hydrogen Energy, 1985. 1010 Vutetakist D G, Skidmore D R. Electrochemical Oxidation of Molten Carbonate-Coal Slurries. J Electrochem Soc, 1987, 134(12):3027~302811÷9a,000Aa.1 I leGAL—EμcaGaμAND%.EAT。-NsNs±”,1984,12(4):289~290121E0A0,A0NA0,0°x,EaD0keE0 AMHC" NSN6「ANμANB%,io‘ ONSNS”,1992(1):31~3213 Anthony K E, Linge H G. Oxidation of Coal Slurries in Acidified Ferric Sulfate, J Electrochem Soc, 1983, 130(11):2217I Lalvani S B. Kinetics of Coal Slurry Electroxidation. Chem Eng Commun, 1986,48: 11715 Susic M. Mimic D. Marinkovic S. Electrochemical Gasfication of Coal Part I: Kinetics of Coal Activation by Oxidants. JSerb chem soc,l992,57(10):705~706THE POSSIBILITY OF COAL ELECTROCHEMICAL GASIFICATIONLiu Huan and wang zhizi(College of Chemical Engineering and Technology, Taiyuan universityf Technology, 030024 Taiyuan)ABSTRACt The development history and the present situation of the research of the coalelectrochemical gasification was summurized, the electrolysis devices, the electrode materials andthe electrolyte used in the research were introduced, and the effect of coal concentration, electricpotential, temperature, particle size were also introduced respectively. The mechanism of thereaction which was a indirect catalyse prodcess was spossibility of applying coal electrochemical gasificationTH中国煤化工 was made that theCNMHGKEY WORDS coal, electrolysis, gasification