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Showing 1-25 of 36,137 resultsfor "Index Terms":Dynamic Characteristics
"Index Terms":Dynamic Characteristics
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Dynamic Response Characteristics and Control Strategies of Mechanical Systems
2024 International Conference on Power, Electrical Engineering, Electronics and Control (PEEEC)
Year: 2024 | Conference Paper |
Compared to the mature research and application of static optimization technology, dynamic response optimization has always been a research hotspot and difficulty in the field of system optimization design due to its complex dynamic constraints and variable environmental factors. As an indispensable key component in modern engineering, mechanical systems (MS) have dynamic behavior characteristics ...Show More
Evaluation of AC contactor's dynamic characteristics using fuzzy techniques
2009 IEEE/PES Power Systems Conference and Exposition
Year: 2009 | Conference Paper |
This paper presents a method for evaluating the dynamic characteristics of AC contactors. A single AC contactor is tested and the parameters which closely interrelated to the important performance of the AC contactor are obtained specialized with the closing process. The method is to deal with fuzziness to combine these dynamic parameters which affect the contact's dynamic response into one index ...Show More
A development of dynamic load model parameter derivation method
2009 IEEE Power & Energy Society General Meeting
Year: 2009 | Conference Paper |
Cited by: Papers (16)
Not only static load model but dynamic load model is necessary for improving the accuracy of time-domain simulation results because only dynamic load model can express the dynamic response of the load. The measurement based auto-derivation method for estimating load model parameters from PQVF monitoring devices has been developed. The PQVF monitoring device which has already been installed into po...Show More
Dynamic Characteristic Analysis of Double-Pantograph-Catenary System of Long Marshalling EMU
2020 IEEE 5th Information Technology and Mechatronics Engineering Conference (ITOEC)
Year: 2020 | Conference Paper |
Cited by: Papers (2)
In order to solve the unstable dynamic current collection problem of pantograph-catenary system of high-speed EMU, based on the theory of pantograph-catenary dynamics, the dynamic current collection characteristics of the pantograph-catenary system with double-pantograph current collection mode are studied. The dynamic models of catenary and pantograph are established. Based on the theory of vibra...Show More
Theoretical Analysis and Numerical Simulation of Dynamic Characteristics of Hydrostatic Guides for Heavy NC Machine Tool
2010 WASE International Conference on Information Engineering
Year: 2010 | Conference Paper |
Based on analysis of hydrostatic bearing with circular pocket, equations of static pressure, volvme pressure and squeezing pressure which influence dynamic characteristics of hydrostatic guides with rectangle pocket have been deduced. The function and their influencing factors of the three kinds pressure mentioned above are clarified. The amplitude-phase-frequency characteristics of the hydrostati...Show More
Dynamics of voltage stability in a multi node system
2007 42nd International Universities Power Engineering Conference
Year: 2007 | Conference Paper |
Cited by: Papers (2)
Voltage stability is indeed a dynamic problem. In this paper, dynamics of voltage stability as effected by loads and exciter systems of generators are investigated. For the purpose of analysis, time domain simulation is applied to study voltage stability following a disturbance. The results of dynamic simulation for two cases of a multi node power system are shown. These cases are presented to ill...Show More
The magnetic gearbox for wind turbine has the potential virtue of less maintenance, improved reliability, and overload protection. Dynamic performance analysis plays a key role in its optimal design and ensuring its stable operation. But so far, there are few unified and effective methods for dynamic performance analysis of magnetic gearbox especially for multistage magnetic gearbox. Thus, a nonli...Show More
Dynamic Reactive Power Optimization of UHV New Energy Power Network Based on QGA
2023 International Conference on Power, Electrical Engineering, Electronics and Control (PEEEC)
Year: 2023 | Conference Paper |
At present, the proportion of new energy connected to the grid is constantly expanding, and the voltage stability margin of AC/DC power grid is greatly reduced, and the voltage stability control ability of UHV DC power grid is low. In view of the above problems, this paper carries out research on dynamic reactive power allocation strategy of UHV power grid with a large number of new energy sources...Show More
DBHDR: Dual branch Network Guided Multi-Exposure HDR Image Reconstruction
2022 16th IEEE International Conference on Signal Processing (ICSP)
Year: 2022 | Conference Paper |
This paper addresses the problems of artifacts, blur, and color patches that can result from multi-exposure fusion when there are more pronounced moving objects in multi-frame LDR images. We propose a new dual-branch high dynamic range image reconstruction network, namely the multi-frame images fusion branch and the reference image structure enhancement branch. In the fusion branch, we perform def...Show More
A Frequency Feedforward Compensation Optimization Strategy for Grid-connected Active Power Response of Energy Storage VSG
Rongliang Shi;Caihua Lan;Zhixian Zhong;Qunying Zhang;Qifeng Zhou;Weisha Liu
2023 IEEE 6th International Electrical and Energy Conference (CIEEC)
Year: 2023 | Conference Paper |
The energy storage virtual synchronous generator (VSG), which can provide inertial support for the grid, has attracted wide attention. However, there is a problem that the dynamic characteristics and the characteristics of primary frequency modulation of grid-connected active power cannot be satisfied at the same time. Therefore, the dynamic oscillations suppression strategy of energy storage VSG ...Show More
Technology research on deflectorjet brake pressure servo-valve
CSAA/IET International Conference on Aircraft Utility Systems (AUS 2018)
Year: 2018 | Conference Paper |
Aiming at the existing problems of two kinds of pressure servo valves, that is, nozzle baffle and jet pipe, commonly used in aircraft brake system at present, a new type of partial deflector jet pressure servo valve is proposed in this paper. After analyzed and researched the working principle of this partial deflector jet pressure servo valve, key components like torque motor, partial deflector j...Show More
Vibration Testing and Analysis of Dynamic Characteristics of a Reconfigurable Turn-Milling Machine Tool
2010 International Conference on Digital Manufacturing & Automation
Year: 2010 | Conference Paper |
Cited by: Papers (1)
This paper focuses on a case study on dynamic characteristics analysis and dynamic stiffness evaluation of a reconfigurable turn-milling machine tool. The structural dynamics analysis and evaluation on CNC machines, which has become one of the utmost technologies to resolve vibration problems, is frequently applied for detecting machine anti-vibration property and evaluating vibration analysis acc...Show More
Feature Extraction for Post-Disturbance Frequency Prediction Based on Hierarchical Agglomerative Clustering
Jie Zhang;Hongji Shi;Yongji Cao;Changgang Li;Sen Yu;Yanlin Yi;Wenbo Li;Yi Gong;Yang Liu
2024 IEEE 7th International Conference on Automation, Electronics and Electrical Engineering (AUTEEE)
Year: 2024 | Conference Paper |
The prediction of post-disturbance frequency dynamic response plays a significant role in decision making for stability control. This paper proposes a feature extraction scheme for post-disturbance frequency prediction based on hierarchical agglomerative clustering (HAC). The post-disturbance dynamic response process of power system frequency is analyzed, on which the basic input features for pred...Show More
Multi-timescale coordinated scheduling of integrated energy systems with multi-link flexibility mining
Fanmin Meng;Tao Wang;Mingyang Sui;Lei Zhao;Kang Li;Xing Chen
2024 6th International Conference on Energy Systems and Electrical Power (ICESEP)
Year: 2024 | Conference Paper |
Traditional power systems lack sufficient flexibility. Integrated Energy Systems (IES), which couple electricity, heat, and gas, can enhance operational efficiency through the coordinated complementarity of heterogeneous energy sources, further releasing flexibility. The study seeks to investigate the ability of flexibility resources to absorb wind power, aiming to fully explore the flexibility re...Show More
Study on Electromagnetic Relationship and Dynamic Characteristics of Superconducting Electrodynamic Maglev Train on Curved Track
This study considers an electrodynamic maglev train of the MLX01 type as the research object. Equivalent circuit models of levitation/guidance were established, and forces in different directions were solved using the energy method. A field-circuit-motion coupling numerical model of a single bogie and a ground coil was established. Based on the field-circuit-motion coupling model, the various elec...Show More
The frame of DFL programming language
2010 Seventh International Conference on Fuzzy Systems and Knowledge Discovery
Year: 2010 | Conference Paper |
Cited by: Papers (1)
Up to now, there has been almost ten years for the research of the dynamic fuzzy logic (DFL) and a series of achievements have been made, such as fundamental conceptions of dynamic fuzzy sets (DFS), system theories of the dynamic fuzzy logic and the principium of dynamic fuzzy data programming language, and so on. In this paper, following the guarded commands, we will give the frame of DFL program...Show More
Dynamic Range Extension and Matching from a Single LDR Image
2018 14th International Conference on Signal-Image Technology & Internet-Based Systems (SITIS)
Year: 2018 | Conference Paper |
Cited by: Papers (1)
High dynamic range imaging is a technique to present a high quality image close to the real scene. The purpose of dynamic range extension is to accurately show a wide range of intensity level found in real scenes ranging from sunlight to shadow. In this paper, we propose a method to extend the single low dynamic range to high dynamic range image based on Gaussian distribution. Additionally, we pre...Show More
Taking the NW planetary gear transmission of an electric wheel hub as the research object, the mesh model was developed to calculate the mesh parameters using Masta. Then the lump parameter method was used to establish the dynamic model of the NW planetary transmission system considering the time-varying mesh stiffness, transmission error and bearing stiffness. The impacts of the torque load on th...Show More
Feature-distance-based Online Anomaly Detection for Dynamic Systems
Xiong Wu;Dengji Zhou;Jiarui Hao;Chen Wang;Dawen Huang;Zhicheng Xu
2024 6th International Conference on Data-driven Optimization of Complex Systems (DOCS)
Year: 2024 | Conference Paper |
Traditional statistical anomaly detection methods struggle with the high-dimensional and highly dynamic characteristics. With the advancement in computing and monitoring capabilities, machine learning-based anomaly detection methods for dynamic system equipment have become a major research focus. However, due to the infinite number of dynamic operating states inherent in dynamic equipment, it is d...Show More
Dynamic Event-Triggered Control of Singularity-Perturbed Dynamic Networks and its Application
Mengshen Chen;Huaicheng Yan;Hao Zhang;Yongxiao Tian;Chaoyang Chen
In this brief, the dynamic event-triggered control is investigated for a novel class of singularity-perturbed dynamic networks (SPDNs) with multi-time-scale. First, for a single agent, the two-time-scale characteristic described by a small singularity-perturbed parameter (SPP) is considered. Then, every agent is equipped with a personalized SPP \varepsilon _{i} , which denotes the multi-time-sc...Show More
The prospect on dynamic characteristics of Aeolian soil
2010 IEEE International Conference on Progress in Informatics and Computing
Year: 2010 | Conference Paper |
Soil dynamic is one of hot topic in geotechnical seismic and earthquake engineering field in recent years. The problem of dynamic characteristics of Aeolian soil has become a pressing issue to solve because of the earthquakes happen frequently and traffic volume increase gradually in Aeolian soil area. The paper summariZe the static achievements of the Aeolian soil and dynamic characteristics such...Show More
Disentangled Feature-Guided Multi-Exposure High Dynamic Range Imaging
ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
Year: 2022 | Conference Paper |
Cited by: Papers (2)
Multi-exposure high dynamic range (HDR) imaging aims to generate an HDR image from multiple differently exposed low dynamic range (LDR) images. It is a challenging task due to two major problems: (1) there are usually misalignments among the input LDR images, and (2) LDR images often have incomplete information due to under-/over-exposure. In this paper, we propose a disentangled feature-guided HD...Show More
Study on dynamic compensation of marine conductivity sensor based on Particle Swarm Optimization Algorithm
Kaili Hu;Xu Chai;Lin Cao;Fengxiang Guo;Xueyu Zhang;Guangsen Xia;Xuesong Zhou;Mei Zhang;Lili Zhang;Shousheng Liu;Zhigang Gai
2024 7th International Conference on Computer Information Science and Application Technology (CISAT)
Year: 2024 | Conference Paper |
Aiming at the problem of insufficient response speed of the marine conductivity sensor, a method of designing a dynamic compensation filter model for dynamic compensation is proposed to improve the response speed of the sensor. The dynamic response curve of the sensor was measured by the marine sensor time constant measurement device, and the dynamic compensation filter model of the conductivity s...Show More
Study on dynamic compensation of marine conductivity sensor based on Particle Swarm Optimization Algorithm
Kaili Hu;Xu Chai;Lin Cao;Fengxiang Guo;Xueyu Zhang;Guangsen Xia;Xuesong Zhou;Mei Zhang;Lili Zhang;Shousheng Liu;Zhigang Gai
2024 7th International Conference on Computer Information Science and Application Technology (CISAT)
Year: 2024 | Conference Paper |
Dynamic characteristics analysis and seismic safety evalution for Madushan Gravity Dam
2011 International Conference on Computer Science and Service System (CSSS)
Year: 2011 | Conference Paper |
According to the engineering geological condition of Madushan RCC Gravity Dam, the 3-D finite element model of the joint effect of the dam and its foundation is established to analyze dynamic characteristics and evaluate seismic safety of Madushan dam. In this paper, dynamic time history analysis method is applied to calculate the dynamic response of the roller compacted concrete gravity dam so as...Show More
Estimation of the multidimensional dynamical characteristic eye-motor system
2017 9th IEEE International Conference on Intelligent Data Acquisition and Advanced Computing Systems: Technology and Applications (IDAACS)
Year: 2017 | Conference Paper |
Cited by: Papers (4)
A new method of constructing nonparametric dynamic model of the human oculomotor system on the basis of experimental data “input-output” is developed, considering nonlinear and inertial properties of the rectus muscles of the eye. A technology for tracking eye movement is based on the videos. It is possible to determine the dynamic characteristics of the oculomotor system functions as a transition...Show More
Standards Dictionary Terms
- CT
- broadband response spectrum
- ceiling current
- ceiling voltage
- excitation system voltage response time
- floor acceleration
- ground acceleration
- large signal performance
- natural frequency
- operating basis earthquake (OBE)
- power spectral density (PSD)
- required response spectrum (RRS)
- response spectrum
- safe shutdown earthquake (SSE)
- sine beats
- small signal performance
- test response spectrum (TRS)
- 3.1 broadband response spectrum
- 3.10 Fourier spectrum
- 3.11 ground acceleration
- 3.12 inclusion rules
- 3.13 independent items
- 3.14 median-centered in-structure response spectrum
- 3.15 narrowband response spectrum
- 3.16 natural frequency
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