Browsing UiS Brage by Author "Li, Hailong"
Now showing items 1-6 of 6
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Capturing CO2 from Biogas Plants
Li, Hailong; Tan, Y; Ditaranto, Mario; Yan, Jinying; Yu, Zhixin (Peer reviewed; Journal article, 2017-07)As a renewable energy, biogas produced from anaerobic digestion and landfill is playing a more and more important role in the energy market. Capturing CO2 from biogas can result in a negative CO2 emission. Depending on how ... -
Catalytic conversion of CO2 to methanol via CO2 hydrogenation : An investigation of metal oxide promoted catalysts
Stangeland, Kristian (PhD thesis UiS;574, Doctoral thesis, 2021-02)CO2 hydrogenation to methanol is a promising process for converting renewable energy into valuable fuels and chemicals, which can combat the emissions of greenhouse gases associated with the use of fossil resources. ... -
CO2 hydrogenation to methanol: the structure–activityrelationships of different catalyst systems
Stangeland, Kristian; Li, Hailong; Yu, Zhixin (Peer reviewed; Journal article, 2020-03)CO2 hydrogenation to methanol is a promising environmental-friendly route for combatting CO2 emissions. Methanol can be used to produce a variety of chemicals and is also an alternative fuel. The CO2-to-methanol process ... -
A critical review on production, modification and utilization of biochar
Xie, Yanqi; Wang, Liang; Li, Hailong; Johansson Westholm, Lena; Carvalho, Lara; Thorin, Eva; Yu, Zhixin; Yu, Xinhai; Skreiberg, Øyvind (Peer reviewed; Journal article, 2021)There has been an increased interest in the production of sustainable biochar in the past years, as biochar shows versatile physicochemical properties and, can have a wide applicability in diverse fields. Comprehensive ... -
Metallic nanoparticles for enhanced heavy oil recovery: promises and challenges
Guo, Kun; Li, Hailong; Yu, Zhixin (Journal article; Peer reviewed, 2015)With the increasing global energy demand, great attention has been focused on utilizing heavy oil and bitumen, which are potentially located ultra-deep underground and cannot be easily recovered. Numerous recovery approaches ... -
The performance of a heat pump using nanofluid (R22+TiO2) as the working fluid – an experimental study
Li, Hailong; Yang, Wenyan; Yu, Zhixin; Zhao, Li (Journal article; Peer reviewed, 2015)It has been well known that the nano-particles, including metals, oxides, carbides, or carbon nanotubes, can increase the conduction and convection coefficients and consequently, enhance the heat transfer. Using nanofluids ...