Shengfang Li
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View article: Power Grid Fault Location Method Based on Variational Mode Decomposition and Symmetric Pulse Injection with Teager Operator
Power Grid Fault Location Method Based on Variational Mode Decomposition and Symmetric Pulse Injection with Teager Operator Open
Precise fault localization is vital for enhancing power grid reliability, reducing outage duration, and lowering maintenance expenses. This paper presents a fast and effective method that utilizes the application of voltage pulses with opp…
View article: Numerical Simulation of Polyacrylamide Hydrogel Prepared via Thermally Initiated Frontal Polymerization
Numerical Simulation of Polyacrylamide Hydrogel Prepared via Thermally Initiated Frontal Polymerization Open
Traditional polymer curing techniques present challenges such as a slow processing speed, high energy consumption, and considerable initial investment. Frontal polymerization (FP), a novel approach, transforms monomers into fully cured pol…
View article: Numerical Simulation of Polyacrylamide Hydrogel Prepared by Thermal Initiated Frontal Polymerization
Numerical Simulation of Polyacrylamide Hydrogel Prepared by Thermal Initiated Frontal Polymerization Open
Frontal Polymerization (FP) is recognized as a polymer synthesis method capable of generating a highly localized and self-propagating exothermic front, considered a more rapid and energy-efficient manufacturing scheme for polymer-based fib…
View article: Review on Soil Corrosion and Protection of Grounding Grids
Review on Soil Corrosion and Protection of Grounding Grids Open
The corrosion of grounding grid materials in soil is a prominent factor in power and electrical equipment failure. This paper aims to delve into the corrosion characteristics of grounding grid materials and the corresponding methods of saf…
View article: Analysis of Key Techniques of PCB Defect Detection Based on Machine Vision
Analysis of Key Techniques of PCB Defect Detection Based on Machine Vision Open
Under the background of the vigorous development of the electronics industry, printed circuit boards, as one of the important components of the electronics industry, provide more support for the production and research and development of m…
View article: AC Motor Speed Control Method and Its Application in Automation System
AC Motor Speed Control Method and Its Application in Automation System Open
With the continuous improvement of the level of industrial automation and the development of manufacturing technology, AC motors are increasingly widely used in various automation systems. At present, the speed regulation requirements of t…
View article: The predictive value of three risk score scales for postoperative pulmonary complications in critically ill patients: A retrospective cohort study
The predictive value of three risk score scales for postoperative pulmonary complications in critically ill patients: A retrospective cohort study Open
Background ICU patients are critically ill and complex, with a high risk of PPCs. An effective risk prediction scale can help healthcare professionals quickly identify patients at high risk of PPCs and guide them to take targeted preventiv…
View article: Research on Renewal Design of College Campus Based on Flood Bearing Resilience
Research on Renewal Design of College Campus Based on Flood Bearing Resilience Open
In view of the flooding problems faced by colleges and universities, we first reviewed current research on flood bearing resilience in order to clarify the ideas put forth by previous studies regarding the improvement of flood bearing resi…
View article: Multibody Dynamics Simulation and Vibration Test for High Clearance Orchard Sprayer
Multibody Dynamics Simulation and Vibration Test for High Clearance Orchard Sprayer Open
High clearance sprayer is a high-efficiency pesticide application machine in orchard management. In this paper, operational safety of high clearance sprayers is validated by using finite element simulation and vibration testing. The 3D mod…
View article: [Development of questionnaire on influencing factors of quality of life in patients with sudden deafness based on Green model].
[Development of questionnaire on influencing factors of quality of life in patients with sudden deafness based on Green model]. Open
Objective:To develop a questionnaire with good reliability and validity that can comprehensively evaluate the influencing factors of life quality of patients with sudden deafness. Method:Based on the Green model and literature review, grou…
View article: Semantics Analytics of Origin-Destination Flows from Crowd Sensed Big Data
Semantics Analytics of Origin-Destination Flows from Crowd Sensed Big Data Open
Monitoring, understanding and predicting Origin-destination (OD) flows in a city is an important problem for city planning and human activity. Taxi-GPS traces, acted as one kind of typical crowd sensed data, it can be used to mine the sema…
View article: Research on a detection algorithm for abnormal state of load
Research on a detection algorithm for abnormal state of load Open
\nThis paper describes the development status and main problems of load monitoring, introduces the key technologies of load monitoring, and by using a load state monitoring system, emphatically illustrates a detection algorithm for abnorma…
View article: Synthesis and Characterization of Surface Ion-imprinted Polymer Based on Mesoporous Silica SBA-15 for Selective Removal of Cu(II) from Aqueous Solutions
Synthesis and Characterization of Surface Ion-imprinted Polymer Based on Mesoporous Silica SBA-15 for Selective Removal of Cu(II) from Aqueous Solutions Open
A Cu(II) ion-imprinted polymer (Cu(II)-IIP) for the selective adsorption and separation of Cu(II) was prepared by modifying the surface of mesoporous silica SBA-15 through surface ion imprinting.The prepared polymer was characterized by Fo…