29 Result(s)
within
**ngwen Zhao
Engineering
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Article
Unsupervised domain specificity for knowledge transfer
Domain adaptation (DA) aligns domain invariant features between different domains as much as possible, but domain-specific features are largely ignored. In this paper, our aim is to utilize specific informatio...
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Article
Fault detection method for flexible DC grid based on CEEMDAN multiscale entropy and GA-SVM
Compared with the traditional AC grid, the flexible DC grid has the advantages of low wire loss and large transmission capacity, but it is difficult to extract fault signals and diagnose various faults. Theref...
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Article
Heat Distribution of Heat Exchange Station in District Heating System based on Load Forecasting
District heating system is the main way of heating in cities and towns in China. The development of district heating system still has the problems of low intelligence and low control accuracy, and there is the...
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Article
Open AccessA Molecular-Sieving Interphase Towards Low-Concentrated Aqueous Sodium-Ion Batteries
A molecular-sieving electrode coating towards low-concentrated aqueous sodium-ion batteries is constructed by applying a composite of NaX zeolite and NaOH-neutralized Nafion.
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Article
Performance Analysis of NOMA-V2V Cooperative Systems with Outdated CSI and Imperfect SIC
In this paper, a non-orthogonal multiple access vehicle-to-vehicle (NOMA-V2V) cooperative system model is proposed. The outdated channel state information (CSI) is derived based on the three-dimensional two-cy...
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Article
Application and Progress of Confinement Synthesis Strategy in Electrochemical Energy Storage
Designing high-performance nanostructured electrode materials is the current core of electrochemical energy storage devices. Multi-scaled nanomaterials have triggered considerable interest because they effecti...
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Article
Experimental Study on the Permeability of a Super Absorbent Cementitious Backfill Material
To reduce the bleeding rate of backfill in a goaf, a new backfill material with low bleeding rate was proposed and tested. Centrifugal means were applied to nuclear magnetic resonance technology, and the perme...
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Chapter and Conference Paper
Energy-Efficient UAV Trajectory Plan for 6G Networks
Leveraging UAVs for access and Altitude Platform Stations (HAPSs) for data backhaul to construct the Air-Ground Integrated Network (AGIN) is a feasible solution to achieve seamless network coverage for remote ...
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Article
Analysis on the Technical Situation and Applied Difficulties of District Heating Load Forecasting
As an effective means of energy use, district heating is widely used all over the world. The 4th generation of district heating further puts forward the concept of smart thermal grids and emphasizes the applic...
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Article
A Miniaturized Frequency Reconfigurable Patch Antenna for IoT Applications
This work presents a novel frequency reconfigurable patch antenna design for Internet of Things (IoT) applications. The proposed antenna structure has hexagonal patch element. Frequency reconfiguration is real...
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Chapter and Conference Paper
Sum Rate Maximization for 6G IoT Resource Allocation: A Matching Approach
The sixth generation (6G) communication creates a fully connected world of terrestrial wireless and satellite communications, which achieves global seamless coverage. To obtain the tripartite balance of spectr...
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Chapter and Conference Paper
Deep Reinforcement Learning-Based Resource Allocation for Smart Grid in RAN Network Slice
Driven by the construction of the Ubiquitous Electricity Internet of things, various services have increasingly higher requirements for wireless communication indicators. The 5G network with low latency, large...
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Article
An Eight-Element Frequency Reconfigurable MIMO Slot Antenna with Multi-band Tuning Characteristics
In this work, a novel rectangular slot-based MIMO frequency reconfigurable antenna design is presented for cognitive radio (CR) front-end applications. This antenna design consists of eight rectangular-shaped ...
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Article
Investigation into the Function of Zero-Valent Iron (ZVI) in the Process of Fayalite Formation
Fayalite is widely used in various fields based on its structural characteristics and only exists in weak reducing environments. Excess ZVI (zero-valent iron) is used to regulate oxygen fugacity when synthesiz...
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Article
Copper Behavior and Fayalite Microstructure Changes Influenced by Cu2O Dissolution
The dissolution of Cu2O in fayalite is one of the chief processes that cause copper loss in metallurgical processes. In this paper, the interaction between fayalite and Cu2O is systematically studied to verify th...
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Chapter and Conference Paper
Familization Degree Measurement of Family Enterprises and the Optimal Path of Reducing Familization
Based on the sample of listed family enterprises from 2008 to 2010 in China, this paper studies the familization degree of family enterprises and the optimal path to reduce the degree of familization of differ...
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Article
Channel Modeling Optimization Based on Measurements at 26 GHz in an Open Office
In this paper, based on channel measurements at 26 GHz in an open office, modeling approaches for joint channel parameters are proposed to find an optimal distance. The results show that after the optimal dist...
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Article
Study on Formation Mechanism of Fayalite (Fe2SiO4) by Solid State Reaction in Sintering Process
The sintering behaviors among SiO2, FeS and Fe3O4 were detected to reveal the formation mechanism of Fe2SiO4. The results indicated that the formation mechanism is divided into five steps: (1) migration of O2− in...
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Article
A Multi-Radio Multi-Channel Assignment Algorithm Based on Topology Control and Link Interference Weight for a Power Distribution Wireless Mesh Network
In this paper, a multi-radio multi-channel (MRMC) assignment algorithm based on topology control and link interference weight for power distribution wireless mesh networks is developed. Firstly, topology contr...
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Article
Wideband Millimeter-Wave Channel Characterization in an Open Office at 26 GHz
Based on the newest frequency allocation for the fifth generation (5G) radio systems at 26 GHz millimeter wave band by the World Radio Communications Conference, this paper investigates the wideband channel pr...
