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2018
Water gas shift
Hydrogen production
Carbon monoxide
Coal
Palladium
2020

Ultrasonic assisted oil extraction and biodiesel synthesis of Spent Coffee Ground

Goh, B. H. H., Ong, H. C., Chong, C. T., Chen, W. H., Leong, K. Y., Tan, S. X. & Lee, X. J., 2020 Feb 1, In : Fuel. 261, 116121.

Research output: Contribution to journalArticle

Coffee
Biofuels
Biodiesel
Oils
Ultrasonics
2017

Bamboo Torrefaction in a High Gravity (Higee) Environment Using a Rotating Packed Bed

Pillejera, M. K. V., Chen, W. H. & De Luna, M. D. G., 2017 Aug 7, In : ACS Sustainable Chemistry and Engineering. 5, 8, p. 7052-7062 11 p.

Research output: Contribution to journalArticle

Bamboo
Packed beds
bamboo
Gravitation
Biomass
2016
7 Citations (Scopus)

Partial oxidation of methanol over a Pt/Al2O3 catalyst enhanced by sprays

Chen, W. H. & Shen, C. T., 2016 Jul 1, In : Energy. 106, p. 1-12 12 p.

Research output: Contribution to journalArticle

Methanol
Oxidation
Catalysts
Preheating
Methane
2019
Open Access
aeration
effect
rate
carbon
biomass
2016
48 Citations (Scopus)

Product characteristics from the torrefaction of oil palm fiber pellets in inert and oxidative atmospheres

Chen, W-H., Zhuang, Y. Q., Liu, S. H., Juang, T. T. & Tsai, C. M., 2016 Jan 1, In : Bioresource Technology. 199, p. 367-374 8 p.

Research output: Contribution to journalArticle

Palm oil
liquid
Fibers
atmosphere
oil
2017
69 Citations (Scopus)

Pyrolysis characteristics and kinetics of microalgae via thermogravimetric analysis (TGA): A state-of-the-art review

Bach, Q. V. & Chen, W-H., 2017 Dec 1, In : Bioresource Technology. 246, p. 88-100 13 p.

Research output: Contribution to journalReview article

pyrolysis
Thermogravimetric analysis
Pyrolysis
kinetics
Kinetics
69 Citations (Scopus)

State of the art and prospective of lipase-catalyzed transesterification reaction for biodiesel production

Amini, Z., Ilham, Z., Ong, H. C., Mazaheri, H. & Chen, W. H., 2017 Jan 1, In : Energy Conversion and Management. 141, p. 339-353 15 p.

Research output: Contribution to journalArticle

Transesterification
Lipases
Biodiesel
Genetic engineering
Biofuels
2016
39 Citations (Scopus)

Characteristics of products from the pyrolysis of oil palm fiber and its pellets in nitrogen and carbon dioxide atmospheres

Chen, W. H. & Lin, B. J., 2016 Jan 1, In : Energy. 94, p. 569-578 10 p.

Research output: Contribution to journalArticle

Palm oil
Carbon dioxide
Pyrolysis
Nitrogen
Fibers
2017
18 Citations (Scopus)

Performance of a thermoelectric generator intensified by temperature oscillation

Chen, W. H., Huang, S. R., Wang, X. D., Wu, P. H. & Lin, Y. L., 2017 Jan 1, In : Energy. 133, p. 257-269 13 p.

Research output: Contribution to journalArticle

Temperature
Temperature distribution
Boundary conditions
Computer simulation
9 Citations (Scopus)

Gasification kinetics of raw and wet-torrefied microalgae Chlorella vulgaris ESP-31 in carbon dioxide

Bach, Q. V., Chen, W. H., Sheen, H. K. & Chang, J. S., 2017 Jan 1, In : Bioresource technology. 244, p. 1393-1399 7 p.

Research output: Contribution to journalArticle

Gasification
Carbon Dioxide
Carbon dioxide
carbon dioxide
Kinetic parameters
2019
8 Citations (Scopus)

A comprehensive analysis of food waste derived liquefaction bio-oil properties for industrial application

Chen, W. H., Lin, Y. Y., Liu, H. C., Chen, T. C., Hung, C. H., Chen, C. H. & Ong, H. C., 2019 Mar 1, In : Applied Energy. 237, p. 283-291 9 p.

Research output: Contribution to journalArticle

Liquefaction
liquefaction
Industrial applications
food
oil
2018
7 Citations (Scopus)

A new design of solar thermoelectric generator with combination of segmented materials and asymmetrical legs

Liu, H. B., Meng, J. H., Wang, X. D. & Chen, W. H., 2018 Nov 1, In : Energy Conversion and Management. 175, p. 11-20 10 p.

Research output: Contribution to journalArticle

Conversion efficiency
Analytical models
Temperature
Optimal design
2019
1 Citation (Scopus)
Open Access
manufacturing
steel
iron
biomass
linear programing
2018
5 Citations (Scopus)

Heat treatment kinetics using three-stage approach for sustainable wood material production

Silveira, E. A., Lin, B. J., Colin, B., Chaouch, M., Pétrissans, A., Rousset, P., Chen, W. H. & Pétrissans, M., 2018 Nov 15, In : Industrial Crops and Products. 124, p. 563-571 9 p.

Research output: Contribution to journalArticle

heat treatment
kinetics
industry
reaction mechanisms
heat
2016
21 Citations (Scopus)

Power output and efficiency of a thermoelectric generator under temperature control

Chen, W-H., Wu, P. H., Wang, X. D. & Lin, Y. L., 2016 Nov 1, In : Energy Conversion and Management. 127, p. 404-415 12 p.

Research output: Contribution to journalArticle

Temperature control
Temperature
Temperature distribution
2018
5 Citations (Scopus)

Flow dynamics and PM2.5 deposition in healthy and asthmatic airways at different inhalation statuses

Chen, W. H., Lee, K. H., Mutuku, J. K. & Hwang, C. J., 2018 Jan 1, In : Aerosol and Air Quality Research. 18, 4, p. 866-883 18 p.

Research output: Contribution to journalArticle

secondary flow
Secondary flow
vortex
Vortex flow
Gases
2019
1 Citation (Scopus)

A new configuration design of thermoelectric cooler driven by thermoelectric generator

Lin, L., Zhang, Y. F., Liu, H. B., Meng, J. H., Chen, W. H. & Wang, X. D., 2019 Sep, In : Applied Thermal Engineering. 160, 114087.

Research output: Contribution to journalArticle

Electric currents
Cooling
Thermocouples
Temperature
3 Citations (Scopus)

Torrefaction performance prediction approached by torrefaction severity factor

Chen, W-H., Cheng, C. L., Show, P. L. & Ong, H. C., 2019 Sep 1, In : Fuel. 251, p. 126-135 10 p.

Research output: Contribution to journalArticle

Biomass
Spirulina
Coffee
Medicine
Soils
2 Citations (Scopus)

Evolutionary computation for maximizing CO2 and H2 separation in multiple-tube palladium-membrane systems

Chen, W-H., Kuo, P. C. & Lin, Y. L., 2019 Feb 1, In : Applied Energy. 235, p. 299-310 12 p.

Research output: Contribution to journalArticle

palladium
Evolutionary algorithms
Palladium
membrane
Membranes
2 Citations (Scopus)

Impact of vacuum operation on hydrogen permeation through a palladium membrane tube

Chen, W. H., Lin, S. W., Chen, C. Y., Chi, Y. H. & Lin, Y. L., 2019 May 31, In : International Journal of Hydrogen Energy. 44, 28, p. 14434-14444 11 p.

Research output: Contribution to journalArticle

Permeation
Palladium
palladium
Vacuum
tubes
2020
2 Citations (Scopus)

Recent advances in the pretreatment of microalgal and lignocellulosic biomass: A comprehensive review

Sankaran, R., Parra Cruz, R. A., Pakalapati, H., Show, P. L., Ling, T. C., Chen, W. H. & Tao, Y., 2020 Feb, In : Bioresource technology. 298, 122476.

Research output: Contribution to journalReview article

Biomass
biomass
Biofuels
biofuel
Environmental technology
2018
3 Citations (Scopus)

Coupled effect of torrefaction and blending on chemical and energy properties for combustion of major open burned agriculture residues in Thailand

Kajina, W., Rousset, P., Chen, W. H., Sornpitak, T. & Commandré, J. M., 2018 Apr, In : Renewable Energy. 118, p. 113-121 9 p.

Research output: Contribution to journalArticle

Agriculture
Biomass
Biofuels
Fouling
Ashes
2019
2 Citations (Scopus)

Oxidative reaction interaction and synergistic index of emulsified pyrolysis bio-oil/diesel fuels

Lin, B. J., Chen, W-H., Hsieh, T. H., Ong, H. C., Show, P. L. & Naqvi, S. R., 2019 Jun 1, In : Renewable Energy. 136, p. 223-234 12 p.

Research output: Contribution to journalArticle

Fuel oils
Diesel fuels
Pyrolysis
Industrial furnaces
Emulsification
3 Citations (Scopus)

Potential of sustainable bioenergy production from Synechocystis sp. cultivated in wastewater at large scale – A low cost biorefinery approach

Ashokkumar, V., Chen, W. H., Ngamcharussrivichai, C., Agila, E. & Ani, F. N., 2019 Apr 15, In : Energy Conversion and Management. 186, p. 188-199 12 p.

Research output: Contribution to journalArticle

Biomass
Wastewater
Algae
Costs
Bioethanol
2018
6 Citations (Scopus)

Biogas partial oxidation in a heat recirculation reactor for syngas production and CO2 utilization

Chen, W. H. & Lin, S. C., 2018 May 1, In : Applied Energy. 217, p. 113-125 13 p.

Research output: Contribution to journalArticle

Biogas
biogas
Methane
methane
oxidation
2019
1 Citation (Scopus)

Modeling and prediction of devolatilization and elemental composition of wood during mild pyrolysis in a pilot-scale reactor

Lin, B. J., Silveira, E. A., Colin, B., Chen, W. H., Lin, Y. Y., Leconte, F., Pétrissans, A., Rousset, P. & Pétrissans, M., 2019 May, In : Industrial Crops and Products. 131, p. 357-370 14 p.

Research output: Contribution to journalArticle

pyrolysis
prediction
Abies
heat
kinetics
2018
15 Citations (Scopus)

Torrefaction of microalgal biochar as potential coal fuel and application as bio-adsorbent

Gan, Y. Y., Ong, H. C., Show, P. L., Ling, T. C., Chen, W. H., Yu, K. L. & Abdullah, R., 2018 Jun 1, In : Energy Conversion and Management. 165, p. 152-162 11 p.

Research output: Contribution to journalReview article

Calorific value
Adsorbents
Biomass
Coal
Biofuels
52 Citations (Scopus)

Evaluation of the engine performance and exhaust emissions of biodiesel-bioethanol-diesel blends using kernel-based extreme learning machine

Silitonga, A. S., Masjuki, H. H., Ong, H. C., Sebayang, A. H., Dharma, S., Kusumo, F., Siswantoro, J., Milano, J., Daud, K., Mahlia, T. M. I., Chen, W. H. & Sugiyanto, B., 2018 Sep 15, In : Energy. 159, p. 1075-1087 13 p.

Research output: Contribution to journalArticle

Bioethanol
Biodiesel
Brakes
Learning systems
Engines
2019

Overview on catalytic deoxygenation for biofuel synthesis using metal oxide supported catalysts

Ooi, X. Y., Gao, W., Ong, H. C., Lee, H. V., Juan, J. C., Chen, W-H. & Lee, K. T., 2019 Sep 1, In : Renewable and Sustainable Energy Reviews. 112, p. 834-852 19 p.

Research output: Contribution to journalReview article

Biofuels
Catalyst supports
Oxides
Metals
Catalysts
2017
23 Citations (Scopus)

Wet torrefaction of microalga Chlorella vulgaris ESP-31 with microwave-assisted heating

Bach, Q. V., Chen, W. H., Lin, S. C., Sheen, H. K. & Chang, J. S., 2017 Jan 1, In : Energy Conversion and Management. 141, p. 163-170 8 p.

Research output: Contribution to journalArticle

Ashes
Calorific value
Microwaves
Heating
Lipids
9 Citations (Scopus)

Reaction phenomena of high-temperature water gas shift reaction in a membrane reactor

Chen, W. H., Tsai, C. W., Lin, Y. L., Chein, R. Y. & Yu, C. T., 2017 Jan 1, In : Fuel. 199, p. 358-371 14 p.

Research output: Contribution to journalArticle

Water gas shift
Carbon Monoxide
Membranes
Gases
Temperature
2016
16 Citations (Scopus)

Effects of organosolv pretreatment and acid hydrolysis on palm empty fruit bunch (PEFB) as bioethanol feedstock

Nurfahmi, Ong, H. C., Jan, B. M., Tong, C. W., Fauzi, H. & Chen, W-H., 2016 Dec 1, In : Biomass and Bioenergy. 95, p. 78-83 6 p.

Research output: Contribution to journalArticle

bioethanol
Bioethanol
acid hydrolysis
Fruits
feedstocks
2019

Determining the Sustainability of a Community Micro Hydro Power System using Real Options Analysis

Marfori, I. A. V., Culaba, A. B., Ubando, A. T., Almonares, R. A. & Chen, W. H., 2019 Jul 2, In : IOP Conference Series: Earth and Environmental Science. 268, 1, 012108.

Research output: Contribution to journalConference article

Open Access
valuation
sustainability
power plant
hydroelectric power plant
electricity generation
2016
32 Citations (Scopus)

Predictions of biochar yield and elemental composition during torrefaction of forest residues

Bach, Q. V., Chen, W. H., Chu, Y. S. & Skreiberg, Ø., 2016 Sep 1, In : Bioresource technology. 215, p. 239-246 8 p.

Research output: Contribution to journalArticle

prediction
Chemical analysis
Biomass
biomass
Kinetic parameters
2020

Simulation studies on microwave-assisted pyrolysis of biomass for bioenergy production with special attention on waveguide number and location

Mohd Mokhta, Z., Ong, M. Y., Salman, B., Nomanbhay, S., Salleh, S. F., Chew, K. W., Show, P. L. & Chen, W. H., 2020 Jan 1, In : Energy. 190, 116474.

Research output: Contribution to journalArticle

Biomass
Waveguides
Pyrolysis
Microwaves
Antenna feeders
2017

Biogas partial oxidation in a heat recirculation reactor for syngas production

Chen, W. H., Lin, S. C. & Chen, T. C., 2017 Jan 1, In : Energy Procedia. 142, p. 125-130 6 p.

Research output: Contribution to journalConference article

Biogas
Methane
Oxidation
Catalysts
Synthesis gas
2019

Product characteristics of torrefied wood sawdust in normal and vacuum environments

Chih, Y. K., Chen, W. H., Ong, H. C. & Show, P. L., 2019 Oct 11, In : Energies. 12, 20, 3844.

Research output: Contribution to journalArticle

Open Access
Sawdust
Wood
Vacuum
Nitrogen
Heating
2016
45 Citations (Scopus)

Impact of torrefaction on the composition, structure and reactivity of a microalga residue

Chen, Y. C., Chen, W-H., Lin, B. J., Chang, J-S. & Ong, H. C., 2016 Nov 1, In : Applied Energy. 181, p. 110-119 10 p.

Research output: Contribution to journalArticle

microalga
Biomass
biomass
Carbohydrates
Chemical analysis
2019

Effects of impregnated potassium on biomass torrefaction

Safar, M., Lin, B. J., Chen, W. H., Langauer, D., Raclavska, H., Pétrissans, A. & Pétrissans, M., 2019 Jan 1, In : Energy Procedia. 158, p. 55-60 6 p.

Research output: Contribution to journalConference article

Open Access
Potassium
Biomass
Pyrolysis
Sawdust
Ovens

Performance comparison of thermoelectric generators using different materials

Chen, W. H. & Lin, Y. X., 2019 Jan 1, In : Energy Procedia. 158, p. 1388-1393 6 p.

Research output: Contribution to journalConference article

Open Access
Materials properties
Temperature
Seebeck coefficient
Waste heat
Power generation
2018
3 Citations (Scopus)

Surface grafting techniques on the improvement of membrane bioreactor: State-of-the-art advances

Lee, X. J., Show, P. L., Katsuda, T., Chen, W. H. & Chang, J. S., 2018 Dec, In : Bioresource technology. 269, p. 489-502 14 p.

Research output: Contribution to journalReview article

Bioreactors
bioreactor
membrane
Membranes
Fouling
2019
3 Citations (Scopus)

Bioenergy production and metallic iron (Fe) conversion from Botryococcus sp. cultivated in domestic wastewater: Algal biorefinery concept

Ashokkumar, V., Chen, W-H., Al-Muhtaseb, A. H., Kumar, G., Sathishkumar, P., Pandian, S., Ani, F. N. & Ngamcharussrivichai, C., 2019 Sep 15, In : Energy Conversion and Management. 196, p. 1326-1334 9 p.

Research output: Contribution to journalArticle

Biomass
Wastewater
Biodiesel
Iron
Lipids
1 Citation (Scopus)

Non-catalytic in-situ (trans)esterification of lipids in wet microalgae Chlorella vulgaris under subcritical conditions for the synthesis of fatty acid methyl esters

Felix, C., Ubando, A., Madrazo, C., Gue, I. H., Sutanto, S., Tran-Nguyen, P. L., Go, A. W., Ju, Y. H., Culaba, A., Chang, J. S. & Chen, W. H., 2019 Aug 15, In : Applied Energy. 248, p. 526-537 12 p.

Research output: Contribution to journalArticle

Transesterification
Fatty acids
Lipids
ester
Esters
2017
11 Citations (Scopus)

Predictions of biochar production and torrefaction performance from sugarcane bagasse using interpolation and regression analysis

Chen, W. H., Hsu, H. J., Kumar, G., Budzianowski, W. M. & Ong, H. C., 2017 Dec, In : Bioresource technology. 246, p. 12-19 8 p.

Research output: Contribution to journalArticle

Bagasse
Regression analysis
interpolation
Interpolation
regression analysis
14 Citations (Scopus)

Dilute sulfuric acid hydrolysis of red macroalgae Eucheuma denticulatum with microwave-assisted heating for biochar production and sugar recovery

Teh, Y. Y., Lee, K. T., Chen, W. H., Lin, S. C., Sheen, H. K. & Tan, I. S., 2017 Dec, In : Bioresource technology. 246, p. 20-27 8 p.

Research output: Contribution to journalArticle

macroalga
Sulfuric acid
Sugars
sulfuric acid
hydrolysis
2018
10 Citations (Scopus)

Characterization of biomass waste torrefaction under conventional and microwave heating

Ho, S. H., Zhang, C., Chen, W-H., Shen, Y. & Chang, J-S., 2018 Sep 1, In : Bioresource Technology. 264, p. 7-16 10 p.

Research output: Contribution to journalArticle

Microwave heating
Biomass
heating
Coffee
biomass
2017
6 Citations (Scopus)

Improving the stability of diesel emulsions with high pyrolysis bio-oil content by alcohol co-surfactants and high shear mixing strategies

de Luna, M. D. G., Cruz, L. A. D., Chen, W. H., Lin, B. J. & Hsieh, T. H., 2017 Dec 15, In : Energy. 141, p. 1416-1428 13 p.

Research output: Contribution to journalArticle

Emulsions
Pyrolysis
Alcohols
Surface active agents
Emulsification
2018
18 Citations (Scopus)

Thermal degradation of carbohydrates, proteins and lipids in microalgae analyzed by evolutionary computation

Chen, W. H., Chu, Y. S., Liu, J. L. & Chang, J. S., 2018 Mar 15, In : Energy Conversion and Management. 160, p. 209-219 11 p.

Research output: Contribution to journalArticle

Carbohydrates
Evolutionary algorithms
Lipids
Pyrolysis
Proteins
2 Citations (Scopus)

Simultaneous extraction and emulsification of food waste liquefaction bio-oil

Längauer, D., Lin, Y. Y., Chen, W. H., Wang, C. W., Šafár, M. & Cablík, V., 2018 Nov, In : Energies. 11, 11, 3031.

Research output: Contribution to journalArticle

Emulsification
Liquefaction
Solubility
Emulsion
Emulsions