Browsing NTNU Open by Author "Hu, Xiangping"
Now showing items 41-60 of 69
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Net Climate Effects of Moose Browsing in Early Successional Boreal Forests by Integrating Carbon and Albedo Dynamics
Salisbury, John; Hu, Xiangping; Speed, James David Mervyn; Iordan, Cristina Maria; Austrheim, Gunnar; Cherubini, Francesco (Peer reviewed; Journal article, 2023)Moose (Alces alces) is a large herbivore that can mediate boreal forest regeneration after timber harvest through selective browsing of tree species. Despite increasing evidence of moose browsing influence on tree growth ... -
Norwegian Waste-to-Energy: Climate change, circular economy and carbon capture and storage
Lausselet, Carine; Cherubini, Francesco; Oreggioni, Gabriel David; del Alamo Serrano, Gonzalo; Becidan, Michael; Hu, Xiangping; Rørstad, Per Kr.; Strømman, Anders Hammer (Journal article; Peer reviewed, 2017)Recently, the European Commission has adopted a Circular Economy package. In addition, climate change is regarded as a major global challenge, and the de-carbonization of the energy sector requires a massive transformation ... -
Numerical Analysis of Flow across Brush Elements Based on a 2-D Staggered Tube Banks Model
Song, Xiaolei; Liu, Meihong; Hu, Xiangping; Wang, Xueliang; Liao, Taohong; Sun, Junfeng (Journal article; Peer reviewed, 2021)n order to improve efficiency in turbomachinery, brush seal replaces labyrinth seals widely in the secondary air system. A 2-d staggered tube bank model is adopted to simulate the gas states and the pressure character in ... -
Numerical Evaluation of Rotordynamic Coefficients for Compliant Foil Gas Seal
Wang, Xueliang; Liu, Meihong; Kao-Walter, Sharon; Hu, Xiangping (Peer reviewed; Journal article, 2020)Compliant foil gas seal is one of the advanced cylindrical gas seal technologies and can be commonly used in the secondary flow system of an aero-engine. It can enhance the dynamic stability of the aero-engine by meeting ... -
Optimal combination of bioenergy and solar photovoltaic for renewable energy production on abandoned cropland
Leirpoll, Malene Eldegard; Næss, Jan Sandstad; Cavalett, Otávio; Dorber, Martin; Hu, Xiangping; Cherubini, Francesco (Peer reviewed; Journal article, 2021)Ambitious climate change mitigation scenarios require large-scale deployment of bioenergy and solar photovoltaics. Utilizing recently abandoned cropland for renewable energy production is a promising option for energy ... -
Organic Rankine Cycle with Pure and Mixed Working Fluids for LNG Cold Energy Recovery
Yu, Haoshui; Kim, Donghoi; Hu, Xiangping; Gundersen, Truls (Journal article; Peer reviewed, 2019)Liquefied Natural Gas (LNG) contains a large amount of cold exergy, which is normally wasted during the regasification process. Organic Rankine Cycles (ORCs), which have been widely employed for low-temperature waste heat ... -
Overview of recent land cover changes in the biodiversity hotspots
Hu, Xiangping; Huang, Bo; Verones, Francesca; Cavalett, Otávio; Cherubini, Francesco (Research report, 2020)Biodiversity hotspots are the most biologically rich, yet threatened, terrestrial regions. From 1992 to 2015, they underwent 148 Mha of land cover changes, including forest losses (56 Mha, of which 40 Mha caused by ... -
Overview of recent land cover changes, forest harvest areas, and soil erosion trends in Nordic countries
Zhou, Na; Hu, Xiangping; Byskov, Ingvild; Næss, Jan Sandstad; Wu, Qiaosheng; Zhao, Wenwu; Cherubini, Francesco (Peer reviewed; Journal article, 2021)Mapping spatiotemporal land cover changes offers opportunities to better understand trends and drivers of environmental change and helps to identify more sustainable land management strategies. This study investigates the ... -
Overview of recent land‐cover changes in biodiversity hotspots
Hu, Xiangping; Huang, Bo; Verones, Francesca; Cavalett, Otávio; Cherubini, Francesco (Journal article; Peer reviewed, 2020)Between 1992 and 2015, nearly 148 million hectares (Mha) within biodiversity hotspots – biologically rich but threatened terrestrial regions – worldwide underwent land‐cover changes, equating to 6% of the total areal extent ... -
Performance Analysis of Ball Mill Liner Based on DEM-FEM Coupling
Xu, Zhen; Sun, Junfeng; Liao, Taohong; Hu, Xiangping; Zhang, Xuedong (Peer reviewed; Journal article, 2020)In the paper, based on the finite element-discrete element method coupling and the coupled bionics theory, four lifting bar models with coupled bionic surface structures, such as smooth, transverse stripe, longitudinal ... -
Performance of Spiral Groove Dry Gas Seal for Natural Gas Considering Viscosity-Pressure Effect of the Gas
Sun, Xuejian; Song, Pengyun; Hu, Xiangping (Peer reviewed; Journal article, 2020)Centrifugal compressors used for transporting natural gas are usually equipped with dry gas seals. The working medium of the seal is usually the delivered gas, that is, natural gas. In this paper, the natural gas ... -
Potential of land-based climate change mitigation strategies on abandoned cropland
Gvein, Maren Haug; Hu, Xiangping; Næss, Jan Sandstad; Barbosa Watanabe, Marcos Djun; Cavalett, Otavio; Malbranque, Maxime; Kindermann, Georg; Cherubini, Francesco (Peer reviewed; Journal article, 2023)Natural revegetation, afforestation, and lignocellulosic crops for bioenergy, possibly coupled with a developing technology like carbon capture and storage, are the most common land-based climate change mitigation options. ... -
Predominant regional biophysical cooling from recent land cover changes in Europe
Huang, Bo; Hu, Xiangping; Fuglstad, Geir-Arne; Zhou, Xu; Zhao, Wenwu; Cherubini, Francesco (Journal article; Peer reviewed, 2020)Around 70 Mha of land cover changes (LCCs) occurred in Europe from 1992 to 2015. Despite LCCs being an important driver of regional climate variations, their temperature effects at a continental scale have not yet been ... -
Quantifying the climate response to extreme land cover changes in Europe with a regional model
Cherubini, Francesco; Huang, Bo; Hu, Xiangping; Toelle, Merja; Strømman, Anders Hammer (Journal article; Peer reviewed, 2018)Many future scenarios expect a key role for the land use sector to stabilize temperature rise to 2 °C or less. Changes in land cover can influence the climate system, and the extent and magnitude of the anthropogenic ... -
Recent global land cover dynamics and implications for soil erosion and carbon losses from deforestation
Hu, Xiangping; Næss, Jan Sandstad; Iordan, Cristina Maria; Huang, Bo; Zhao, Wenwu; Cherubini, Francesco (Peer reviewed; Journal article, 2021)Changes in land cover are increasingly affecting land surface properties and provision of ecosystem services. Understanding recent historical land cover changes and their interlinkages with key environmental processes is ... -
Relationships of multiple landscape services and their influencing factors on the Qinghai–Tibet Plateau
Hou, Yanzhen; Zhao, Wenwu; Liu, Yanxu; Yang, Siqi; Hu, Xiangping; Cherubini, Francesco (Journal article, 2020)Context Constructing a sustainable landscape pattern from the perspective of landscape sustainability is scientifically built on the clarification of the formation mechanisms of landscape services and their relationships. ... -
Research on the Policy Evolution of China’s New Energy Vehicles Industry
Zhou, Na; Wu, Qiaosheng; Hu, Xiangping (Peer reviewed; Journal article, 2020)China has formulated a series of industrial policies dedicated to the sustainable development of new energy vehicles (NEVs). Researching China’s NEVs industry policy system, particularly its staged evolution characteristics ... -
Sensitivity and future exposure of ecosystem services to climate change on the Tibetan Plateau of China
Hua, Ting; Zhao, Wenwu; Cherubini, Francesco; Hu, Xiangping; Pereira, Paulo (Peer reviewed; Journal article, 2021)Context Climate change has imposed tremendous impacts on ecosystem services. Recent attempts to quantify such impacts mainly focused on a basin or larger scale, or used limited time periods that largely ignore observations ... -
Soil desiccation trends after afforestation in the Loess Plateau of China
Wang, Jing; Zhao, Wenwu; Jia, Lizhi; Hu, Xiangping; Cherubini, Francesco (Journal article; Peer reviewed, 2021) -
Spatially and taxonomically explicit characterisation factors for greenhouse gas emission impacts on biodiversity
Iordan, Cristina Maria; Kuipers, Koen Jacobus Josefus; Huang, Bo; Hu, Xiangping; Verones, Francesca; Cherubini, Francesco (Peer reviewed; Journal article, 2023)In life-cycle impact assessment, currently available characterisation factors (CF) for climate change impacts on biodiversity are highly simplified and do not consider spatial and taxonomic differentiation of species or ...