Review Article

Materials for Chemical-Looping with Oxygen Uncoupling

Table 3

Overview of oxygen carriers investigated for chemical-looping with oxygen uncoupling (CLOU)

AuthorsReferenceOxygen carrier (OC) ( /support)Prep. method
(OC)
Fuel
(°C)1
ApparatusNotes2

Leion et al., 2008[67]CuO/ZrO2FGLignite850–985FzBb, d
Mattisson et al., 2009[65]CuO/Al2O3, CuO/ZrO2FGCH4, petcoke950, 985FzB
Mattisson et al., 2009[68]CuO/ZrO2FGPetcoke885–985FzBd
Leion et al., 2009[103]CuO/ZrO2FGpetcoke, coal, and wood char950FzB
Shulman et al., 2009[76]Mn3O4/Fe2O3, Mn3O4/NiO, Mn3O4/SiO2FGCH4810–900FzBb
Leion et al., 2009[123]CaM T O3SP, FGCH4, petcoke630–1000TGA, FzBb
Arjmand et al., 2011[70]CuO/Al2O3, CuO/MgAl2O4FGCH4900–925FzBb, d
Azimi et al., 2011[111]Mn3O4/Fe2O3SDCH4 syngas, petcoke, and and coal900–1000FzB
Eyring et al., 2011[77]CuO750–950TGAa, b, d, e
Rydén et al., 2011[114]Manganese ore, Mn3O4/Fe2O3SDCH4780–1000CFzBb
Rydén et al., 2011[75]CaMn0.875Ti0.125O3FGNG620–950CFzBb
Shulman et al., 2011[108]Mn3O4/MgO, Mn3O4/MgO/Ca(OH)2, Mn3O4/MgO/TiO2FGCH4810–950FzBb
Abad et al., 2012[69]CuO/MgAl2O4SDBituminous coal900–960CFzB
Adanez-Rubio et al., 2012[97]CuO/MgAl2O4SD900–1000TGA, FzB, CFzBb, d
Adanez-Rubio et al., 2012[95]CuO/MgAl2O4SDBituminous coal900–980FzB
Adanez-Rubio et al., 2012[132]CuO/MgAl2O4SDLignite900–935CFzBc
Arjmand et al., 2012[71]CuO/MgAl2O4FGBiomass char850–900FzBa, d
Arjmand et al., 2012[115]Manganese orePetcoke970FzB
Arjmand et al., 2012[116]Manganese oreCH4, syngas, petcoke, and biomass char900–950FzB
Azimi et al., 2012[113]Mn3O4/Fe2O3SDBiomass char850FzB
Gayán et al., 2012[72]CuO/Al2O3, CuO/MgAl2O4, CuO/Sepiolite, CuO/SiO2, CuO/ZrO2, CuO/TiO2, CuO/MgOI, MM900–1000TGA, FzBb
Hedayati et al., 2012[104]CuO/CeO2, CuO/Ce0.9Gd0.1O1.9, Mn2O3/CeO2E CH4 syngas900–950FzBb
Imtiaz et al., 2012[99]CuO/MgAl2O4, CuO/CeO2, CuO/Al2O3,CPCH4900–950FzB, TGAb
Jing et al., 2012[107]Mn3O4/SiO2, Mn3O4/Fe2O3/SiO2SD CH4 syngas900–950FzBb
Källén et al.,[124]CaMn0.9Mg0.1O3SDNG750–950CFzBb
Moldenhauer et al., 2012[31]CuO/ZrO2, Mn3O4/Mg-ZrO2SDKerosene700–975CFzBb
Rydén et al., 2012[133]Ilmenite950CFzB, FzBb
Wen et al., 2012[101]Cu-ore800–1050TGA, FzBb, d
Whitty and Clayton, 2012[102]CuO/SiO2, CuO/TiO2, CuO/ZrO2FG, MM, I750–1000TGA, FxB, FzBa, b, d
Adanez-Rubio et al., 2013[96]CuO/MgAl2O4SDAnthracite, bituminous, and lignite900–950CFzB
Arjmand et al., 2013[125]C L M My (M = Fe, Ti, Mg, Cu)ECH4, syngas, and biomass char900–1000FzBa, b
Arjmand et al., 2013[134]CuO/MgO-ZrO2, CuO/CeO2-ZrO2, CuO/CaO-ZrO2FGCH4900–925FzBb
Azad et al., 2013[118]CuO/Mn2O3ECH4800–850FzBb
Azimi et al., 2013[112]Mn3O4/Fe2O3SDCH4 syngas850–950FzBb
Azimi et al., 2013[74](Mn0.8Fe0.2)2O3SDCH4, biomass char850FzBb
CuO/ZrO2, CuO/ZrO2/La2O3, CuO/Y-ZrO2,
CuO/MgAl2O4, CuO/MgAl2O4/La2O3,
Jing et al. [105]CuO/CeO2, CuO/CeO2/La2O3, CuO/Mn2O3, SDCH4, syngas900–950FzBb
CuO/Fe2O3, CuO/Fe2O3/ Mn2O3,
CuO/Fe2O3/MgO, CuO/Fe2O3/Al2O3,
Mn3O4/MgO, CaM O3 C M O3
Song et al., 2013[100]CuO/Al2O3CPCO800–1000FzBb

The temperature generally refers to the temperature used during the decomposition (uncoupling) reaction or the temperature in the fuel reactor. 2Notes: (a) kinetic/reactivity investigation, (b) investigation of oxygen release in inert atmosphere, (c) investigated effect of sulphur, (d) oxidation reaction investigated, and (e) used commercial powder of CuO.
Abbreviations: SD: spray drying, FG: freeze granulation, MM: mechanical mixing, E: extrusion, CP: coprecipitation, I: impregnation, and SP: spray pyrolysis.
NG: Natural gas.
FzB: Batch fluidized bed reactor, CFzB: continuous interconnected fluidized bed reactor, FxB: fixed-bed reactor, and TGA: thermogravimetric analyzer.