Proceedings of the 2016 International Conference on Advanced Electronic Science and Technology (AEST 2016)

Planar transformer show great advantages compared with traditional transformer in DC-DC converter for its small size and low power dissipation. However, its performance might not be as effective as expected in high frequency and high current applications for the existence of high frequency effects. In...

The equivalent circuit model is established to reflect the physical characteristics of the inner winding of the transformer, and then the parameters of the equivalent circuit model are calculated by using the finite element simulation software Maxwell ANSYS. Based on the establishment of the transformer...

The load of wire in helicopter live-line work is analysed, and the calculation method for cable lifting of helicopter is proposed based on catenary theory of suspension cable. The nonlinear equation set is established to calculate the lifting force of the helicopter. The tangent stiffness matrix of the...

Based on the principle of sliding and rolling substitution, combined movable tooth design, approaches were presented to eliminate the slip phenomenon, ensure the pure rolling contact of meshing pairs and realize pure rolling movable teeth transmission. According to the coordinate condition of elastic...

The temperaturefactor is introduced in modeling progress, based on double nozzle baffle electro-hydraulic servo valve torque motor. A new temperature model of air gap reluctance and polarization magnetomotive force was proposed. And an accurate magnetic flux computing method was deduced, in order to...

In this paper, we propose a classification framework of recommendation problems. In this framework, the problems of recommendation are classified according to the input and output of the problems. Different kinds of recommendation problems are introduced under this framework. And the corresponding recommendation...

This paper proposes an electronic part and component assembly system based on an industrial robot with binocular stereo vision. Firstly, binocular stereo vision with a visual attention mechanism model is used to get quickly the image regions which contain the electronic parts and components. Secondly,...

In order to meet the requirements of fuse's digital simulation, an algorithm based on the electromagnetic scattering modelling technique of complex targets in the near field is proposed to calculate the echo power of fuse in missile-target encounter. The main research work in this paper involves the...

Intelligent video surveillance technology is a part of pattern recognition used for analyzing, extracting and recognizing behavior characteristics of a moving target basing on computer algorithms. The target tracking algorithm combines particle filter and Mean-shift in overlapping multi-camera environment...

Federated Kalman Filter (FKF), is the most widely used distributed data fusion algorithm. Whilst FKF required local systems of the same system model, which is difficult to satisfy in most circumstances. How to balance the estimation accuracy and the calculating load is an urgent problem needs to be solved....

Medical image segmentation is a key issue in the field of medical image processing and analysis. Segmentation of spinal cord injury draws interests of researchers recently. To eliminate human computer interaction in segmentation of spinal cord injury, an automatic segmentation of spinal cord injury is...

This paper proposes a fast detection method for changed land using UAV remote sensing image. Firstly, a series of SURF feature points on the old time phase orthoimage are retrieved and stored into a matching database. Secondly, through the establishment of coarse - fine double matching recursive model...

A force estimation model using motor current signals was deduced in this paper for a tendon-driven prosthetic finger grasping objects with its distal phalanx. Models of the prosthetic finger were first established. As driving moment of each joint could be calculated form motor current, stable grasping...

The design of a sliding mode force control system for an underactuated prosthetic hand system are addressed in this study. First, a mathematical model of underactuated prosthetic hand is developed and state equation of DC motors is discussed for force control. Next, sliding mode force control based on...

For different structures of sensor have many decoupling algorithms, this paper discusses mainly from two aspects the decoupling algorithm of six-axis force/torque sensor. One is the linear decoupling which is under the assumption that the sensor system is a linear system, another is the nonlinear decoupling...

According to the technical problems of the existing testing methods for the key hidden metal components (such as the decompression panel and the water board) of the turbine runner chamber, such as the poor reliability, the inaccurate locating and the larger detection blind spots of the detection device,...

The probe structure is the primary issue for near field detection procedure. In this paper, a waveguide probe with circular split ring resonator (SRR) array fixed on its open end is proposed. The probe explores the under-detected object surface by measuring the phase of S11, which is quite sensitive...

In all kinds of social network software, retweet is a common behavior and a important mechanism for information dissemination. Especially retweet prediction of micro-blog users is very important to deep research. However traditional method can't be effectively applied to big data. To solve this problem,...

During the "13th five-year plan period", the central government pay higher attention and energetic support to new energy vehicles. But the main factor restricts the development of new energy vehicles is charging station construction lagging behind. There is an urgent need for large-scale application...

With the development of smart grid, the integration of electrical devices has become the main trend. The construction of smart substation will meet the need of the development of smart grid. The application of the intelligent devices enables the interaction of information in real time, and it achieves...

In order to studying the characteristics of MRF inter-layer shear force, through the development of MRF inter-layer shear force experiment device, under the action of dynamic composite field that composed of magnetic field and temperature field, the experiment analyzes the characteristics of magneto-rheological...

Experimental study was conducted to investigate the effects of using isopropanol-diesel fuel blends on the engine performance and exhaust emissions in an electronic control high-pressure common rail turbocharged direct injection diesel engine. Experiments have been performed for different isopropanol-diesel...

Flexray bus is considered as a more promising bus in the future with the performance of real-time, scalable, and fault-tolerant. In this paper we design an electric vehicle battery management system based on flexray bus, including the hardware design, the SoC estimation theory, flexray protocol design...

The effects of transformers on the types and characteristics of voltage sag are also different when the voltage sag is transmitted by the transformers, which have different winding connection modes. In this paper, using the system simulation model built by PSCAD, based on the derivation of voltage transfer...

To achieve a human-like grasp for prosthetic hands, this paper proposes a master-slave control system for the prosthetic hands based on the Cybleglove II. The movement characteristics of human finger joints were acquired via the data glove, and analysed by the LabVIEW real-time control system simultaneously....

In some researches of image fusion, the wavelet transform (WT) often contribute more useful information. The objective of image fusion is to combine relevant information from two or more images of same scene into a single composite image, which is more informative. In this paper, an image fusion method...

In order to understand the mechanism of pore formation and accurately simulate the dynamic process of keyhole-induced pore in laser deep penetration welding, a three-phase mathematical model of laser keyhole welding is established to reflect the formation process of bubble, and a ray tracing method based...

An unsteady three-dimensional simulation based on Reynolds time-averaged control equations and RNG k- turbulence model is presented for hydraulic turbines, and the pressure fluctuation and radial force characteristic of hydraulic turbines are obtained. The results obtained show that the time domain of...

With the continuous development of optical fiber measurement technology, it has been more and more used in petrochemical industry. This paper introduces the using two application examples, including distributed optical fiber measurement technology for storage tank temperature and pipeline strain monitoring....

In this paper we present a novel method developed from multiple kernel function for short term load forecasting to integrate multi-source heterogeneous load factors in big data. Nine kinds of load factors were selected as multi-source heterogeneous factors. In the proposed method, three algorithms (the...

With the development of the sensor, the sensor can get more information of targets. Therefore, Scholars start to research new information of targets and a variety of methods are emerged in the process of exploring. It is meaningful for multiple targets tracking that if the sensors can distinguish target...

In order to improve the measurement accuracy of corona noise in AC substations, the characteristics of different noise sources are measured and analyzed. Wavelet analysis method is employed to decompose the original noisy corona signal. A stop-band comb filter is designed to process the reconstructed...

By applying the Conditional Random Fields based on discriminant undirected graph to character information extraction, this paper proposes an automation character information extraction method based on CRFsuite. Through learning the known domain, this method extracts the feature leading words, position...

The subspace intersection method using acoustic vector sensors [5] provides unbiased bearing estimates in a range-independent shallow ocean with the advantage of both subspace intersection(SI) method and acoustic vector sensors(AVS) array. But its robustness is poor. In this paper, an improved SI method...

A Micro-Doppler mathematical model of the point target and radar is established in the four kinds of micro motion forms: vibration, rotation, tumbling and cone. A new method of detecting Micro-Doppler features is introduced: double pulse laser coherent detection, combining algorithm principle and mathematical...

ROF technology is widely applied in high speed wireless communications of large capacity, ROF system can introduce noise simultaneously, affects the system's noise figure. This paper calculated in detail the noise figure of the analog ROF transmission module, used the classic noise theory of the analog...

To improve the speed of modular multiplication operation on ECC processor over GF (p), the paper presented a novel hardware implementation of Montgomery algorithm. Based on analyzing basic Montgomery modular multiplication algorithm, this work applied multi-step operation to Montgomery algorithm, which...

The electrical property degradation of AlGaN/GaN MIS-HEMT, including degradation of output characteristics, a higher ON-resistance and a threshold voltage negative shift (~1.8V), is correlated with near-interface trap behaviours in SiN/AlGaN. These traps are quantitatively characterized using the transient...

In order to deepen the understanding of nonlinear properties of specimen in the process of fatigue crack extension, the chaos and fractal theory are presented to analyze the second harmonic generation (SHG) signal of receiver in nonlinear ultrasonic system. Firstly the usefulness of chaos and fractal...

The output flow is one of the important indicators of gear pump performance. External meshing elliptic gear pump is a new type of displacement pump, whose performance is better than circular gear pump, especially in terms of output flow. The influence of rotating speed, centrifugal rate and number of...

In order to optimize the heating dynamic response of heavy oil in the submarine pipeline, the control system of the pipeline electric current tracing system is designed. Firstly, the mathematical model of electric current tracing system for heavy oil pipeline is established based on mechanism modeling...

Many communities have their own renewable energy generators to reduce long-distance power transmission losses and to decrease greenhouse gas emissions. However, in high power demand regions, power transmission congestion is often occurred when abundant renewable energy is generated and injected into...

10kV 4H-SiC JBS diodes with various junction extension terminations have been experimentally realized. The protection efficiencies of single JTE and modulation JTE terminations were investigated by means of numerical simulations. The JTE dose window to achieve the high protection efficiency has been...

Confronted with multitask scheduling, YARN may conduct a precise calculation and allocation towards every single task's computing and memory resources,however it failed to consider the impact on task fulfillment and cluster resources utilization. In this paper, we propose a new algorithm to allocate...

This paper firstly introduces the importance of the GIS equipment basin insulator, and the serious impact of the basin type insulator damage. Later, the theoretical basis and method of vibration detection are introduced, and on the condition of intact and damaged of the basin insulator, the experiment...

The paper proposed a new conception of using space debris as the working medium of the hall thruster. At first, we described differences of the physical properties between the space debris powder and gaseous propellants and estimated the charge quantity of the charged space debris powder. Then, we dealt...

Despite the rapid developments of prosthetic hands technologies in recent years, there still exists a huge gap between prosthetic hands and human hands in flexibility. The limitation of sensors attached to the prosthetic hand is one of the causes, and another reason is that the materials, weight, and...

To build a state space evaluation system based on online sensor measuring information, combined with expert experience, a real-time safety assessment method based on Mamdani fuzzy inference system is developed, aiming to monitor safety of large crane in operation and accordingly provide decision support...

This paper discusses a multispecies discrete Gilpin-Ayala mutualism system with feedback controls. We firstly obtain the permanence of the system. Assuming that the coefficients in the system are almost periodic positive sequences, we obtain the sufficient conditions for the existence of a unique almost...

A broadband magic-T based on double-sided parallel-strip line (DSPSL) and microstrip-coplanar waveguide (CPW) transition is presented and demonstrated. The DSPSL magic-T has broad bandwidth and low phase imbalance at the sum (H) and difference (E) ports. The equivalent circuits of the proposed multilayer...