Supplemental Material

Home , Butene, Cyclopentane, Isobutane, Nonane

Supplementary Material

Emission Characteristics of Volatile Organic Compounds from typical Coal Utilization Sources: A Case Study in North China

Yang Xu 1,2†, Hualong Yu1†, Yulong Yan 1,*, Lin Peng 1, Rumei Li 1,2, Cheng Wang 1,2, Zhiyong Li 3

1MOE Key Laboratory of Resources and Environmental System Optimization, College of Environmental Science and Engineering, North China Electric Power University, Beijing 102206, China; 2 School for Energy, Power and Mechanical Engineering, North China Electric Power University, Beijing 102206, China 3School of Environmental Science and Engineering, North China Electric Power University, Baoding 07100, China

† These authors contributed equally to this work * Corresponding author. Tel: +86 10 6177 2864, E-mail: [email protected]

Fig. S1. VOC source profiles of power plant in the previous similar researches.

Fig. S2. VOC source profiles of steel plant in the previous similar researches.

Fig. S3. VOC source profiles of coking plant in the previous similar researches

Fig. S4. VOC source profiles of residential stove in the previous similar researches.

Table S1. The comparison of major VOC species in the power plant 1,2,3-Trimethyl 1,2,4-Trimethyl 1,3,5-Trimethyl 1-Butene Styrene Ethylbenzene n-Pentane m-Xylene o-Xylene Propane Power benzene benzene benzene plants A 57.02% 19.59% 1.96% 1.90% 1.89% 1.82% 1.67% 1.58% 1.39% 1.25% 1,2,3-Trimethyl 1,2,4-Trimethyl 1,3,5-Trimethyl Styrene 1-Butene n-Hexane m-Xylene Propane Ethylbenzene o-Xylene Power benzene benzene benzene plants B 29.49% 26.01% 4.22% 4.11% 4.09% 3.20% 2.95% 2.64% 2.47% 2.38% 1,2,4-Trimethyl 1-Butene Toluene Isobutane Benzene Propane m-Xylene n-Butane Ethylbenzene o-Xylene Power benzene plants C 25.84% 16.02% 6.45% 6.38% 6.06% 5.45% 3.89% 2.63% 2.54% 2.08% Power 1-Butene Propene Toluene 2-Methylpentane Acetylene Isobutane cyclopentane Propane Benzene n-Hexane plants D 44.91% 11.12% 5.63% 4.34% 3.37% 2.64% 2.46% 2.39% 2.06% 2.02% Power 1-Butene Acetylene 2-Methylpentane Toluene cyclopentane Isobutane Propane n-Butane Benzene n-Hexane plants E 29.78% 11.56% 7.61% 5.46% 4.45% 4.29% 3.01% 2.50% 2.48% 2.37%

Santos et Benzene Toluene Ethylbenzene m-Xylene Styrene o-Xylene al., 2004 20.22% 2.37% 0.61% 0.36% 0.17% 0.00% 1,2,4-Trimethyl 1,3,5-Trimethyl Garcia et Toluene m-Xylene Ethylbenzene Benzene n-Hexane n-Nonane n-Heptane o-Xylene al., 1991 benzene benzene (130MW) 15.44% 14.87% 5.83% 5.32% 4.17% 1.89% 1.77% 1.43% 1.37% 1.26% 1,2,4-Trimethyl Garcia et Toluene m-Xylene n-Heptane Ethylbenzene Benzene n-Nonane n-Octane n-Hexane o-Xylene al., 1991 benzene (130MW) 45.38% 13.84% 9.19% 4.03% 1.08% 0.92% 0.44% 0.36% 0.32% 0.28% 2,2-Dimethyl Toluene n-Hexane 1-Hexene n-Butane Propane Cyclohexane Benzene Isopentane m-Xylene Shi et al., butane 2015 21.56% 17.17% 7.57% 6.73% 5.92% 4.70% 4.27% 3.75% 2.12% 1.65% 1,3,5-Trimethyl 1-Butene Ethene Styrene n-Hexane n-Pentane Ethylbenzene m-Xylene o-Xylene 1-Pentene Yan et al., benzene 2016 41.35% 36.49% 7.48% 6.96% 1.36% 0.82% 0.67% 0.51% 0.50% 0.46% 3-Methyl Benzene Acetylene Athane Toluene Propene Ethylbenzene m-Xylene Propane o-Xylene Li et al., pentane 2018 16.50% 15.90% 11.30% 5.80% 4.60% 3.20% 3.10% 2.60% 2.50% 1.90%

Table S2. The comparison of major VOC species in the steel plant

This Athane Benzene Propene 1-Butene Toluene Propane Ethene n-Butane Isobutane Acetylene study/sintering 29.26% 14.36% 10.24% 7.22% 6.14% 5.44% 5.30% 3.52% 2.80% 2.15% 2-Methyl 2,3-Dimethyl cyclopentane 1-Butene Toluene Benzene n-Hexane 1-Hexene m-Xylene Isobutane This pentane butane study/ironmaking 26.52% 12.61% 10.68% 7.42% 6.61% 3.69% 3.68% 2.51% 2.44% 1.83% Benzene Propene Toluene m-Xylene Ethylbenzene Styrene o-Xylene n-Hexane p-Xylene n-Heptane Miao, 2017 16.05% 6.90% 4.45% 1.75% 1.32% 0.86% 0.59% 0.48% 0.44% 0.07% 1,2,4-Trimethyl Toluene Isopentane Benzene 1-Butene m-Xylene Ethylbenzene n-Pentane n-Butane o-Xylene Tsai et al., 2008 benzene 28.07% 7.92% 6.93% 5.35% 5.10% 3.73% 3.56% 3.45% 3.06% 2.64% Toluene n-Hexane Cyclohexane Benzene Styrene Isopentane o-Xylene m-Xylene Ethylbenzene Ethene Shi et al., 2015 32.59% 32.03% 6.28% 5.21% 2.77% 2.32% 2.06% 1.73% 1.59% 1.46%

Table S3. The comparison of major VOC species in the coking plant

Styrene Benzene Ethene Propane Athane m-Xylene Toluene Ethylbenzene n-Pentane 1-Butene This study 35.60% 17.55% 9.60% 4.26% 3.46% 3.19% 2.50% 2.45% 1.99% 1.86% Ethene Athane Propene Propane Benzene Toluene 1-Butene Acetylene n-Butane n-Heptane Wang et al., 2017 29.33% 25.73% 8.57% 5.39% 4.46% 3.48% 2.46% 2.07% 1.79% 0.88% Jia et al., 2009, Athane Ethene Propene Propane 1-Butene Benzene m-Xylene n-Butane Toluene Acetylene Model 58-n 28.90% 20.71% 9.81% 7.33% 3.45% 2.85% 2.72% 2.51% 2.24% 1.79% Jia et al., 2009, Ethene Athane Propene Benzene Toluene Propane m-Xylene Acetylene 1-Butene n-Butane Model JN 43-80 37.95% 22.57% 7.34% 6.06% 4.72% 3.46% 2.82% 2.35% 1.46% 1.07% Toluene n-Hexane Benzene Cyclohexane n-Butane 1-Butene Isopentane Ethylbenzene m-Xylene o-Xylene Shi et al., 2015 27.42% 25.14% 8.05% 5.00% 3.16% 3.05% 2.87% 2.59% 2.38% 1.99% Acetylene Benzene Athane Toluene Propene Ethene Propane m-Xylene o-Xylene Isopentane Li et al., 2018 36.30% 20.50% 18.50% 6.70% 5.70% 3.20% 2.40% 1.40% 0.70% 0.30% 1,2,4- 2- Toluene TrimEthylbenzen Isopentane m-Xylene 1-Butene Ethylbenzene Benzene n-Hexane n-Pentane Methylpentane Tsai et al., 2008 e 23.89% 9.50% 5.84% 4.70% 4.23% 3.59% 3.26% 2.58% 2.40% 2.27%

Table S4. The comparison of major VOC species in the residential coal utilization

1-Butene Ethene Styrene 2,2-Dimethylbutane Propene Acetylene n-pentane Athane Benzene Propane This study 41.72% 12.46% 12.16% 5.52% 4.49% 2.53% 2.47% 2.30% 1.89% 1.51% Ethene Acetylene Athane Benzene Propene Toluene Propane Isobutane Isopentane m-Xylene Mo et al., 2016 20.24% 9.59% 7.51% 6.38% 2.91% 1.84% 0.94% 0.66% 0.60% 0.57% Ethene Benzene Athane Propene Toluene m-Xylene Propane Acetylene n-Nonane n-Butane Tsai et al., 2003 18.251% 15.226% 14.444% 7.798% 7.634% 7.016% 4.877% 3.519% 2.016% 1.737% Ethene Acetylene Athane Benzene Propene Toluene Wang et al., 2012 19.20% 8.40% 7.40% 6.00% 2.80% 2.10% Benzene Ethene Toluene Propene Acetylene Athane m-Xylene 1-Butene Liu et al., 2008 17.60% 12.60% 8.50% 7.30% 5.50% 4.90% 3.10% 2.10%

Liu et al., 2017 Athane Benzene Toluene Ethene Propane Propene m-Xylene n-Butane 1-Butene (smoldering) 19.73% 11.52% 10.21% 9.15% 8.78% 7.26% 3.10% 2.67% 2.54%

Liu et al., 2017 Athane Ethene Benzene Propene Propane Toluene Acetylene (flaming) 17.51% 14.43% 10.41% 7.69% 6.04% 5.45% 4.60%