All Outputs (43)

Inter-room pollutant transmission routes in naturally ventilated street canyon buildings (2023)
Journal Article
Mohammadi, M., Calautit, J. K., Owen, J. S., Gromke, C., Wu, Y., & Liu, H. (2023). Inter-room pollutant transmission routes in naturally ventilated street canyon buildings. Journal of Building Engineering, 79, Article 107510. https://doi.org/10.1016/j.jobe.2023.107510

Airborne transmission of pollutants is a significant concern in urban areas, especially since the recent pandemic. While previous studies have explored inter-room pollutant crossflow in highrise buildings and isolated scenarios, the ventilation chara... Read More about Inter-room pollutant transmission routes in naturally ventilated street canyon buildings.

Fluidised bed combustion and ash fusibility behaviour of coal and spent coffee grounds blends: CO and NOx emissions, combustion performance and agglomeration tendency (2022)
Journal Article
Garcia, E., Mejía, M. F., & Liu, H. (2022). Fluidised bed combustion and ash fusibility behaviour of coal and spent coffee grounds blends: CO and NOx emissions, combustion performance and agglomeration tendency. Fuel, 326, Article 125008. https://doi.org/10.1016/j.fuel.2022.125008

The co-combustion of coal and waste biomass is an advantageous option for combined waste biomass disposal and energy production. However, co-firing coal with waste biomass has to overcome various ash-related operational problems, for example, ash agg... Read More about Fluidised bed combustion and ash fusibility behaviour of coal and spent coffee grounds blends: CO and NOx emissions, combustion performance and agglomeration tendency.

The effectiveness of patch repairs to restore the impact properties of carbon-fibre reinforced-plastic composites (2022)
Journal Article
Hall, Z. E., Liu, J., Brooks, R. A., Liu, H., Crocker, J. W., Joesbury, A. M., …Dear, J. P. (2022). The effectiveness of patch repairs to restore the impact properties of carbon-fibre reinforced-plastic composites. Engineering Fracture Mechanics, 270, Article 108570. https://doi.org/10.1016/j.engfracmech.2022.108570

The present paper studies the low-velocity impact testing of carbon-fibre reinforced-plastic (CFRP) pristine and patch-repair CFRP panels. Firstly, the effect of repeated impacts on the pristine CFRP damage growth is considered at impact energies of... Read More about The effectiveness of patch repairs to restore the impact properties of carbon-fibre reinforced-plastic composites.

Effectiveness of bed additives in abating agglomeration during biomass air/oxy combustion in a fluidised bed combustor (2021)
Journal Article
Chi, H., Pans, M. A., Sun, C., & Liu, H. (2022). Effectiveness of bed additives in abating agglomeration during biomass air/oxy combustion in a fluidised bed combustor. Renewable Energy, 185, 945-958. https://doi.org/10.1016/j.renene.2021.12.072

In this study, molochite (calcined kaolin) and dolomite with particle sizes (ca.1 mm) similar to those of the sand bed materials of industrial-scale fluidised beds, rather than powders which were normally used by previous studies, were investigated a... Read More about Effectiveness of bed additives in abating agglomeration during biomass air/oxy combustion in a fluidised bed combustor.

Ilmenite as alternative bed material for the combustion of coal and biomass blends in a fluidised bed combustor to improve combustion performance and reduce agglomeration tendency (2021)
Journal Article
Garcia, E., & Liu, H. (2022). Ilmenite as alternative bed material for the combustion of coal and biomass blends in a fluidised bed combustor to improve combustion performance and reduce agglomeration tendency. Energy, 239, Article 121913. https://doi.org/10.1016/j.energy.2021.121913

Co-firing coal and biomass has the potential to reduce GHG emissions. However, high levels of alkali and alkaline metals in biomass ash can bring additional issues to the operation of coal-fired boilers. This study investigates the effects of ilmenit... Read More about Ilmenite as alternative bed material for the combustion of coal and biomass blends in a fluidised bed combustor to improve combustion performance and reduce agglomeration tendency.

Numerical investigation of a smart window system with thermotropic parallel Slat-Transparent Insulation Material for building energy conservation and daylight autonomy (2021)
Journal Article
Sun, Y., Wilson, R., Liu, H., & Wu, Y. (2021). Numerical investigation of a smart window system with thermotropic parallel Slat-Transparent Insulation Material for building energy conservation and daylight autonomy. Building and Environment, 203, Article 108048. https://doi.org/10.1016/j.buildenv.2021.108048

Smart window designs have emerged as a means of providing dynamic regulation of solar energy and daylight, enhancing indoor comfort, and achieving building energy conservation. We evaluated a novel window design that integrated a thermotropic (TT) ma... Read More about Numerical investigation of a smart window system with thermotropic parallel Slat-Transparent Insulation Material for building energy conservation and daylight autonomy.

Improvement of slagging monitoring and soot-blowing of waterwall in a 650MWe coal-fired utility boiler (2021)
Journal Article
Xu, L., Huang, Y., Yue, J., Dong, L., Liu, L., Zha, J., …Liu, H. (2021). Improvement of slagging monitoring and soot-blowing of waterwall in a 650MWe coal-fired utility boiler. Journal of the Energy Institute, 96, 106-120. https://doi.org/10.1016/j.joei.2021.02.006

Owing to the lack of direct measurement on the slagging extent of the waterwall, random or empirical soot-blowing strategies practiced in many power plants can result in untimely or excessive soot-blowing operations. In this research, a dynamic slagg... Read More about Improvement of slagging monitoring and soot-blowing of waterwall in a 650MWe coal-fired utility boiler.

Performance of a silica-polyethyleneimine adsorbent for post-combustion CO2 capture on a 100 kg scale in a fluidized bed continuous unit (2020)
Journal Article
Kim, J. Y., Woo, J. M., Jo, S. H., Kim, H., Lee, S. Y., Yi, C. K., …Park, Y. C. (2020). Performance of a silica-polyethyleneimine adsorbent for post-combustion CO2 capture on a 100 kg scale in a fluidized bed continuous unit. Chemical Engineering Journal, https://doi.org/10.1016/j.cej.2020.127209

© 2020 Elsevier B.V. Polyethyleneimine (PEI)/silica adsorbents have been considered as a promising candidate for post-combustion CO2 capture, but the limited process study has been performed on a pilot-scale unit. Herein we report the 150 h continuou... Read More about Performance of a silica-polyethyleneimine adsorbent for post-combustion CO2 capture on a 100 kg scale in a fluidized bed continuous unit.

Oxy-coal combustion in a 30kWth pressurized fluidized bed: Effect of combustion pressure on combustion performance, pollutant emissions and desulfurization (2020)
Journal Article
Pang, L., Shao, Y., Zhong, W., & Liu, H. (2020). Oxy-coal combustion in a 30kWth pressurized fluidized bed: Effect of combustion pressure on combustion performance, pollutant emissions and desulfurization. Proceedings of the Combustion Institute, https://doi.org/10.1016/j.proci.2020.06.346

Oxy-coal combustion with pressurized fluidized beds has recently emerged as a promising carbon capture and storage (CCS) technology for coal-fired power plants. Although a large number of energy efficiency analyses have shown that an increase in comb... Read More about Oxy-coal combustion in a 30kWth pressurized fluidized bed: Effect of combustion pressure on combustion performance, pollutant emissions and desulfurization.

Cyclic performance evaluation of a polyethylenimine/silica adsorbent with steam regeneration using simulated NGCC flue gas and actual flue gas of a gas-fired boiler in a bubbling fluidized bed reactor (2020)
Journal Article
Zhang, W., Sun, C., Snape, C. E., Sun, X., & Liu, H. (2020). Cyclic performance evaluation of a polyethylenimine/silica adsorbent with steam regeneration using simulated NGCC flue gas and actual flue gas of a gas-fired boiler in a bubbling fluidized bed reactor. International Journal of Greenhouse Gas Control, 95, https://doi.org/10.1016/j.ijggc.2020.102975

To accelerate the deployment of Carbon Capture and Storage (CCS) based on the solid amine adsorbents towards a practical scale application relevant to Natural Gas Combined Cycle (NGCC) power plants, this study has evaluated the cyclic performance of... Read More about Cyclic performance evaluation of a polyethylenimine/silica adsorbent with steam regeneration using simulated NGCC flue gas and actual flue gas of a gas-fired boiler in a bubbling fluidized bed reactor.

Experimental study of SO2 emissions and desulfurization of oxy-coal combustion in a 30 kWth pressurized fluidized bed combustor (2019)
Journal Article
Pang, L., Shao, Y., Zhong, W., & Liu, H. (2020). Experimental study of SO2 emissions and desulfurization of oxy-coal combustion in a 30 kWth pressurized fluidized bed combustor. Fuel, 264, https://doi.org/10.1016/j.fuel.2019.116795

Pressurized oxy-fuel combustion (POFC) has attracted wide attention due to its potentials of high efficiency and low cost in CO2 capture. Compared with numerical simulation and system analysis, there are few experimental studies about POFC. In order... Read More about Experimental study of SO2 emissions and desulfurization of oxy-coal combustion in a 30 kWth pressurized fluidized bed combustor.

Experimental study of NOx emissions in a 30 kWth pressurized oxy-coal fluidized bed combustor (2019)
Journal Article
Pang, L., Shao, Y., Zhong, W., Gong, Z., & Liu, H. (2020). Experimental study of NOx emissions in a 30 kWth pressurized oxy-coal fluidized bed combustor. Energy, 194, https://doi.org/10.1016/j.energy.2019.116756

© 2019 As one of the most promising carbon capture technologies for coal-fired power plants, oxy-coal combustion has attracted wide interests during the last two decades. In comparison to atmospheric oxy-fuel combustion, pressurized oxy-fuel combusti... Read More about Experimental study of NOx emissions in a 30 kWth pressurized oxy-coal fluidized bed combustor.

Mesocellular silica foam supported polyamine adsorbents for dry CO2 scrubbing: Performance of single versus blended polyamines for impregnation (2019)
Journal Article
Liu, X., Zhou, K., Farndon, M., Meier, E., Stevens, L., Liu, H., & Sun, C. (2019). Mesocellular silica foam supported polyamine adsorbents for dry CO2 scrubbing: Performance of single versus blended polyamines for impregnation. Applied Energy, 255, https://doi.org/10.1016/j.apenergy.2019.113643

© 2019 Elsevier Ltd Siliceous foams with three-dimensional mesoporous structures were synthesised and used to prepare polyethyleneimine (PEI) and tetraethylenepentamine (TEPA)-functionalised sorbent materials for CO2 capture, with a particular focus... Read More about Mesocellular silica foam supported polyamine adsorbents for dry CO2 scrubbing: Performance of single versus blended polyamines for impregnation.

Assessment of biomass energy potential for SRC willow woodchips in a pilot scale bubbling fluidized bed gasifier (2019)
Journal Article
Ul Hai, I., Sher, F., Yaqoob, A., & Liu, H. (2019). Assessment of biomass energy potential for SRC willow woodchips in a pilot scale bubbling fluidized bed gasifier. Fuel, 258, Article 116143. https://doi.org/10.1016/j.fuel.2019.116143

The current study investigates the short rotation coppice (SRC) gasification in a bubbling fluidized bed gasifier (BFBG) with air as gasifying medium. The thermochemical processes during combustion were studied to get better control over the air gasi... Read More about Assessment of biomass energy potential for SRC willow woodchips in a pilot scale bubbling fluidized bed gasifier.

Experimental investigation of tar arresting techniques and their evaluation for product syngas cleaning from bubbling fluidized bed gasifier (2019)
Journal Article
Hai, I. U., Sher, F., Zarren, G., & Liu, H. (2019). Experimental investigation of tar arresting techniques and their evaluation for product syngas cleaning from bubbling fluidized bed gasifier. Journal of Cleaner Production, 240, Article 118239. https://doi.org/10.1016/j.jclepro.2019.118239

© 2019 Elsevier Ltd Hazardous waste products along with the syngas produced from biomass gasification are one of the major problems of today world. Tar and other solid contaminants removal from syngas are necessary as it is widely used for the produc... Read More about Experimental investigation of tar arresting techniques and their evaluation for product syngas cleaning from bubbling fluidized bed gasifier.

Investigation of elemental mercury removal from coal-fired flue gas over MIL101-Cr (2019)
Journal Article
Dong, L., Huang, Y., Liu, L., Liu, C., Xu, L., Zha, J., …Liu, H. (2019). Investigation of elemental mercury removal from coal-fired flue gas over MIL101-Cr. Energy and Fuels, 33(9), 8864-8875. https://doi.org/10.1021/acs.energyfuels.9b01355

In this work, the MIL101-Cr sorbent with a large BET surface area was prepared and used to remove Hg0 from the simulated coal-fired boiler flue gas. The chemical and physical properties of the prepared sorbent were characterized by X-ray diffraction... Read More about Investigation of elemental mercury removal from coal-fired flue gas over MIL101-Cr.

Magnetic ?-Fe2O3-Loaded Attapulgite Sorbent for Hg0 Removal in Coal-Fired Flue Gas (2019)
Journal Article
Dong, L., Huang, Y., Chen, H., Liu, L., Liu, C., Xu, L., …Liu, H. (2019). Magnetic γ-Fe2O3-Loaded Attapulgite Sorbent for Hg0 Removal in Coal-Fired Flue Gas. Energy and Fuels, 33(8), 7522-7533. https://doi.org/10.1021/acs.energyfuels.9b01136

A magnetically recoverable composite mercury removal sorbent was produced by introducing magnetic γ-Fe2O3 into attapulgite (ATT) (xFe1ATT) via the co-precipitation method and used to remove Hg0 in the simulated coal-fired power plant flue gas. The as... Read More about Magnetic ?-Fe2O3-Loaded Attapulgite Sorbent for Hg0 Removal in Coal-Fired Flue Gas.

Chemical Characteristics of Ash Formed from the Combustion of Shoe Manufacturing Waste in a 2.5 MWth Circulating Fluidized Bed Combustor (2019)
Journal Article
Niu, M., Liu, C., Wang, X., Huang, Y., Dong, L., Duan, L., …Liu, H. (2020). Chemical Characteristics of Ash Formed from the Combustion of Shoe Manufacturing Waste in a 2.5 MWth Circulating Fluidized Bed Combustor. Waste and Biomass Valorization, 11, 4551–4560. https://doi.org/10.1007/s12649-019-00733-7

© 2019, Springer Nature B.V. Abstract: The ash formation behaviour and associated compositional characteristics of the combustion of shoe manufacturing waste (SMW) in a 2.5MWth pilot-scale circulating fluidized bed combustor (CFBC) were investigated... Read More about Chemical Characteristics of Ash Formed from the Combustion of Shoe Manufacturing Waste in a 2.5 MWth Circulating Fluidized Bed Combustor.

Analysis of the daylight performance of window integrated photovoltaics systems (2019)
Journal Article
Sun, Y., Liu, D., Flor, J., Shank, K., Baig, H., Wilson, R., …Wu, Y. (2020). Analysis of the daylight performance of window integrated photovoltaics systems. Renewable Energy, 145, 153-163. https://doi.org/10.1016/j.renene.2019.05.061

© 2019 Elsevier Ltd Integrating photovoltaics into windows provides the possibility of including an additional function of energy production to a conventional building fenestration component. There is no doubt that electrical power can be generated o... Read More about Analysis of the daylight performance of window integrated photovoltaics systems.

Development of a 1000 W organic Rankine cycle micro-turbine-generator using polymeric structural materials and its performance test with compressed air (2019)
Journal Article
Hernandez-Carrillo, I., Wood, C., & Liu, H. (2019). Development of a 1000 W organic Rankine cycle micro-turbine-generator using polymeric structural materials and its performance test with compressed air. Energy Conversion and Management, 190, 105-120. https://doi.org/10.1016/j.enconman.2019.03.092

This paper presents the experimental advances on the implementation of structural polymeric materials in a micro-turbine-generator for an organic Rankine cycle (ORC) and through testing provides an insight of its performance. The aim is to create awa... Read More about Development of a 1000 W organic Rankine cycle micro-turbine-generator using polymeric structural materials and its performance test with compressed air.