简介：为高coercivityNdDyFeCoNbCuBsintered体积磁铁的氢吸收和解吸附作用特征被学习，由微分扫描热量测定(DSC)测量和加氢动力学测量。DSC大小证明Nd富有的阶段的加氢发生在40185戠瑵眠瑩?畦瑲敨?湩牣慥敳漠?慌挠湯整瑮?桴?慭潪?桰獡?景琠敨愠?慣瑳愠汬祯?档湡敧?的温度范围湩潴?乡????瀠慨敳?桔牥慭?瑳'L汩瑩?景琠敨愠?灳湵愠汬祯?慷?瑳摵敩?祢搠晩敦敲瑮慩?諟熻鷸{挠污牯浩瑥祲?卄??桳睯湩?桴瑡猠楰湮湩?慲整眠獡愠渠来楬楧汢?慦瑣牯漠?桴?牣獹慴汬穩瑡潩?整灭牥瑡牵?景琠敨愠潭灲潨獵瀠慨敳?桔?票牤杯湥愠獢牯瑰潩?湡?敤潳灲楴湯欠湩瑥捩?景琠敨愠?慣瑳愠摮愠?灳湵愠汬祯?敷敲洠慥?敲?獵湩?湡愠瑵浯瑡捩污祬挠湯牴汯敬摥琠敨猠牵慦散漠?污浵湩浵愠汬祯挠浯汰瑥汥?楷桴湩猠潨瑲瀠潨灳慨楴杮琠浩？

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简介：Forthegoalofsulfurrecovery,mostmethodsareaimedatthetailgaswithhigh-concentrationH2S,butfeweffectivemethodsareusedforlow-concentrationH2S.Inthiswork,Low-concentrationH2Scouldbepurifiedwellbyliquidphasecatalyticoxidation(LCO),andthesulfurresourcecouldalsoberecovered.TheabsorptionsolutionwaspreparedbyFeCl3andsulfosalicylicacid.Undertheexperimentalconditions,theconversionofH2StoScouldbemaintainedabove94%at60℃.InordertoenhancetheeconomicalefficiencyofLCOmethod,theabsorptionsolutionwasmodifiedbydopingCe,andaseriesofexperimentsweredesignedtoinvestigateitsperformance.TheresultsshowedthattheconversionofH2Shadnoobviousimprovement,butabove98%conversioncouldbegainedat60℃,andtheH2Sconversionratewasenhanced.TheoptimumadditionqualityofCe(NO3)3was0.08gto50mlFe3+solution.