24 Result(s)
within
Zhen**g Yang
Energy
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Article
Open AccessResearch advances in enhanced coal seam gas extraction by controllable shock wave fracturing
With the continuous increase of mining in depth, the gas extraction faces the challenges of low permeability, great ground stress, high temperature and large gas pressure in coal seam. The controllable shock w...
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Article
Publisher Correction: Suppressing strain propagation in ultrahigh-Ni cathodes during fast charging via epitaxial entropy-assisted coating
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Article
Mild pH-decoupling aqueous flow battery with practical pH recovery
Establishing a pH difference between the two electrolytes (pH decoupling) of an aqueous redox flow battery (ARFB) enables cell voltages exceeding the 1.23 V thermodynamic water-splitting window, but acid–base ...
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Article
Suppressing strain propagation in ultrahigh-Ni cathodes during fast charging via epitaxial entropy-assisted coating
Surface reconstruction and the associated severe strain propagation have long been reported as the major cause of cathode failure during fast charging and long-term cycling. Despite tremendous attempts, no kno...
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Chapter and Conference Paper
An Anomaly Detection Algorithm for the Converter Valves in HVDC Based on Visible and Infrared Image Fusion
The converter valve is the most core equipment of the HVDC converter system. In recent years, converter stations have gradually started installing visible and infrared inspection equipment in valve halls, usin...
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Article
Polycrystalline silicon tunnelling recombination layers for high-efficiency perovskite/tunnel oxide passivating contact tandem solar cells
Perovskite/silicon tandem solar cells have rapidly advanced. Whereas efforts to enhance the device efficiency have mainly focused on top sub-cell improvements, the recombination layer connecting top and bottom...
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Article
Research of the two-step pyrolysis of lignocellulosic biomass based on the cross-coupling of components by Py-GC/MS
Two-step pyrolysis (TSP) of cellulose, hemicellulose, and lignin; the three-component cross-coupling samples; and the acid-washed walnut shell (AWS) were carried out by a pyrolysis–gas chromatography/mass spec...
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Article
Open AccessMechanical responses and acoustic emission behaviors of coal under compressive differential cyclic loading (DCL): a numerical study via 3D heterogeneous particle model
The stability of coal walls (pillars) can be seriously undermined by diverse in-situ dynamic disturbances. Based on a 3D particle model, this work strives to numerically replicate the major mechanical response...
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Article
Theoretical study of activated carbon production via a two-step carbonization-activation process based on Aspen Plus calculation
Using waste biomass to produce high-value activated carbon is an important way for biomass resource utilization. The energy and mass balance during carbonization and steam activation is crucial for the system ...
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Article
Comparative study on the two-step and one-step pyrolysis of lignin: effects of pyrolysis temperature and residence time on the product distribution
To explore a new way of utilizing lignin and deepen the understanding of mechanism of two-step pyrolysis (TSP) of biomass, the effects of the first step pyrolysis temperature (T1) and residence time (RT1) on T...
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Chapter and Conference Paper
Research on Multi-modal Track Association and Fusion Algorithm in Air Defense Weapon System
In the air defense integrated cooperative operation, a multi-modal track association and fusion algorithm is proposed to meet the needs of multi-sensor data fusion of air defense weapon systems. The algorithm ...
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Chapter and Conference Paper
Cooperative Optimization of System Parameters and Heat Exchanger Structure for Geothermal Organic Rankine Cycle
Organic Rankine cycle (ORC) is a promising geothermal power generation technology. While, the high purchased cost of heat exchangers is a key obstacle for its promotion. To further enhance the thermo-economic ...
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Chapter and Conference Paper
Thermodynamic Evaluation of CCS Waste Heat Recovery by Organic Rankine Cycle
To reduce the efficiency penalty of CO2 Capture and Storage (CCS) for generation system, the organic Rankine cycle is used to recover the waste heat of CO2 compression process in CCS. Considering the evaporation ...
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Chapter and Conference Paper
Simulation of Integrated Gasification Combined Cycle (IGCC) and Performance Analysis
As the concern of global warming and energy demand increasing, integrated gasification combined cycle (IGCC) shows its potential as a clean and efficient coal utilization method. In this paper, commercial soft...
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Article
Ultrafast narrowband exciton routing within layered perovskite nanoplatelets enables low-loss luminescent solar concentrators
In luminescent solar concentrator (LSC) systems, broadband solar energy is absorbed, down-converted and waveguided to the panel edges where peripheral photovoltaic cells convert the concentrated light to elect...
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Chapter and Conference Paper
Studies on Lithology Characteristics and Effective Development Mode of Tight Oil
In order to research on the physical characteristics of tight oil reservoirs, pulse permeameter is adopted to measure the permeability and porosity of the tight rock cores, which proved that permeability acqui...
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Chapter and Conference Paper
Experimental Study on Multi-Layer Waterflooding in Low-Permeability Carbonate Reservoirs by NMR
In consideration of the heterogeneity of low-permeability carbonate reservoir in M reservoirs of H oilfield, carried out multi-layer waterflooding physical simulation experiment, and based on the nuclear magne...
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Chapter and Conference Paper
Preliminary Simulation Study of Flow Field Around a Spark Plug Under Ambient and Engine Conditions
Sustainable transportation solutions for the future would require advanced powertrains which can meet the goals of emission and fuel consumption reduction. One option could be high-efficiency spark ignition (S...
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Chapter and Conference Paper
Combustion Characteristics and Emissions of Direct Injection Neat n-Butanol in a Compression Ignition Engine
Internal combustion engines have been the major power source in the transportation sector for decades. Despite the recent developments in electric vehicles, internal combustion engines will continue to be one ...
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Article
Open AccessIrregular distribution of wind power prediction
Wind power is volatile and uncertain, which makes it difficult to establish an accurate prediction model. How to quantitatively describe the distribution of wind power output is the focus of this paper. First,...
