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Agriculture is one of the long-established occupations across the globe. More than half of the population predominantly rely on agriculture as the primary occupation for their livelihood. Despite the advancement of technology farmers still follow traditional methods to carry out the tasks. The development...

This project focuses on the development of a low-cost, web-controlled surveillance robot using the ESP32microcontroller, which offers Wi-Fi capabilities for real-time remote access. The robot is equipped with a camera module that streams live video to a web interface, allowing users to monitor and control...

This paper presents a modular method to construct the postprocessor system for a novel hybrid parallel-serial five-axis machine tool. A hybrid parallel-serial mathematic model was introduced to analyze the structural configuration. The configuration decomposition of machine tools is employed to create...

IETF has specified Mobile IPv4 and Mobile IPv6 in RFC3344 and RFC3775 respectively, but not yet discussed Mobile IPv4/v6 in any published RFC. This paper proposes a scheme to solve one of Mobile IPv4/v6 problems which Home Agent (HA) locates in IPv6 network, and Correspondent Node (CN) locates in IPv4...

Based on the cubic spline interpolation for curve-fitting of molded lines of cam, an optimization method to reduce deviation of cam profile curve-fitting is raised. Calculate the given data of lift table by means of cubic spline interpolation and use curvature comb function of software UG to have a fairness...

Complex of cell-THPC-thiourea-ADP with lanthanide metal ions Dy3+ has been prepared. The thermal stability and smoke suspension of the samples are determined by TG, DTA and cone calorimetry. Experimental data show that for the complexes of cell-THPC-thiourea-ADP with the metal ions, thermal decomposition...

Flexible polyurethane foam has been treated with borax, expanded graphite (EG), EG/borax as flame retardant, respectively. The thermal degradation of samples has been studied by thermogravimetry (TG) and differential thermogravimetry (DTG) in air. From the resulting data, kinetic parameters for different...

Recent developments of EEDI (energy efficiency design index) which is an indicator of ship’s energy efficiency level imposed the cost effectiveness of sea-going vessels. Optimization of the ship’s total energy system is studied in this paper. This study is focus on optimum load sharing control, which...

Road safety is one of the major concerns of this century, as a lot of injuries occur due to the non -compliance of wearing helmets while riding motorcycles. In response to this, we have decided to design and complete an AI Powered Safety System that attempts to do two things at the same time. This system...

Cohesion and crack opening displacement based on cohesive zone model were employed to evaluate the fracture resistance of asphalt mixture of SMA-13 AC-13 and CAM at 10 5 0 -5 -10 . Using fracture toughness, cohesion and crack opening displacement index to analyze the crack resistance property of three...

Bending strain density threshold based on elastic damage theory, the j-integral based on elastic plastic fracture mechanics and Cohesion and crack opening displacement based on cohesive zone model were employed to evaluate the fracture resistance of asphalt mixture of SMA-13 AC-13 and CAM in the temperature...

In this study, an acid and alkali resistance cationic polyacrylamide flocculants (P(AM-MAPTAC)) was synthesized through copolymerization of acrylamide (AM) and methacrylamido propyl trimethyl ammonium chloride (MAPTAC) by innovative ultrasonic initiation technology. The structure and thermal decomposition...

A simple mechanical CVVA system as a four-bar linkage mechanism is characterized by compactness, and it offers certain benefits in terms of adaptation to various cylinder head configurations, which is conducive to improve engine performance greatly is introduced in this paper. The CVVA mechanism consists...

Epoxy resins modified with low-viscosity hyperbranched epoxy were prepared. The tensile strength, flexural strength, impact strength, fracture toughness, glass transition temperature (Tg) of the cured samples were investigated. The results show that the addition of hyperbranched epoxy improves the overall...

New free radical-cationic hybrid photopolymer, consisting of acrylate-based and epoxy-based photosensitive resin for stereolithography was prepared. The influence of the initiator sort and amount on the curing degree of the photopolymer was investigated. Photopolymerization process, degradation temperature,...

In nowadays, computer assistance has developed into normalization, automation, intelligence and network in our social activities and since the establishment of CAD and CAM system, computer-assisted costume designing has been widely recognized by costume industry, due to the rapid development of intelligence...

In this study, the pyrolysis of Zichang˚Coal (ZC) was investigated by thermogravimetry (TG) using three˚Catalysts, and the yields of the products obtained from pyrolysis, as well as gas˚Composition, were investigated by gas˚Chromatography (GC) using a fixed-bed reactor. The˚Catalytic mechanism was discussed...

Nanocrystalline CeO2 powders were synthesized using stearic acid and cerium nitrate by sol-gel and self-propagating combustion coupled method. Influence of various molar ratio of stearic acid and cerium nitrate on the products grain and colour were discussed. Powder appearance, crystal phase, specific...

An integrated machine with automatic sprinkling and feeding functions for Nereis farming was presented in this paper. Different from traditional manual feeding method, the machine is assembled on a vehicle chassis which is driven by engine and electricity. A cam mechanism is fixed on the back axle of...

This paper introduces a kind of the harmonic motion curves, which characterized by multi-harmonic component, and the expression form can be divided into two cases: general Cam mechanism and indexing Cam mechanism. Combined with the instance, it compares the characteristic values with other commonly motion...

The traditional teaching mode of mechanical CAD/CAM comprehensive practice only pay attention to training operating ability of software, ignore training the ability of using the software to solving practical problems in manufacture. In the light of using the software to solving practical problems in...

This paper deals with the dynamics and vibration analysis of an industrial Delta robot when performing high-speed pick-and-place operations. The transitions between the vertical and the horizontal segments of the pick-and-place trajectories are smoothed using either Lamé or cam curves. Using a simplified...

Aiming at cam indexing mechanism, this paper, considering the influence of elastic deformation, bending and twisting factors, combining the knowledge of rigid-flexible coupling Dynamic System, established the rigid-flexible coupling dynamic model of globoid cam indexing mechanism with six degrees of...

Breechblock operating force is one of the key test parameters of the shock test bed for gun breechblock system. With the design principle determined, the dynamics principle model of the shock test bed is established based on the virtual prototype technology. The kinetic energy theorem is used to calculate...

At present, the feature machining is recognized automatically for the typical CAM software, but there are some shortcomings in the technological rule base which support feature machining scheme. First, the classification and data model and the identification method of manufacturing feature are given....

By VB secondary development in UG(Unigraphics environment, it develops CAM(computer aided manufacturing)  on Bill of Materials (BOM) for chemical tower to improve data management. Numerical control(NC) machining is the critical component of CAM. Cutting speed v, feed f, and back engagement of the cutting...

The virtual prototype system framework of the cam mechanism is established. The three-dimension (3-D) digital model of the cam is built with Pro/E. Dynamic simulation analysis of the cam mechanism is studied by means of software ADAMS. The results supply the bases for the structure optimization of the...

Moriseiki DMG 50U 5 Axis CNC machine that has a table-table configuration with 3L-2R machine type. Different configurations result in different machine movements, hence the need for a post-processor. The post-processor is an interface that connects the CAM software system and the numerical control machine....

As a trend of network development, cloud computing will play a major role in the construction and the application of campus network in the future. With regard to the problems in the campus network, such as the data storage, resource integration and data security, an in-depth analysis concerning the role...

TiO2-SiO2 film were prepared by sol-gel process. The prepared samples of these films have been characterized by FT-IR spectroscopy, TG-DTA, XRD and AFM. The transmittance of these films is tested by UV-VIS spectroscopy. The results show that the double doped glass antireflection film antireflection performance...

Natural silk fibers were used as the template to synthesis biomorphic Fe2O3 fibers. Silk fibers were first immersed into a Fe(NO3)3 solution and then sintered in air at high temperatures to produce the final Fe2O3 fibers. Their microstructures, phases, and synthesis process were analyzed. The results...

IETF has specified Mobile IPv4 and Mobile IPv6 in RFC3344 and RFC3775 respectively, but not yet discussed Mobile IPv4/v6 in any published RFC. This paper proposes a scheme to solve one of Mobile IPv4/v6 problems which Home Agent (HA) is located in IPv4 network, Correspondent Node (CN) is located in IPv6...

Research the pyrolysis kinetics of eucalyptus and the absorption band and characteristic peaks of volatile pruducts under the heating rate 10?•min-1, 30?•min-1, 60?•min-1respectively. The experimental results show that eucalyptus pyrolysis process can be divided into 3 stages: moisture volatilizes stage,...

A terpolymer resin (NSMA) was synthesized with styrene, maleic anhydride and N-phenyl maleimide. The structure and composition was characterized with FT-IR and 13C-NMR. The thermal resistance of NSMA was determined through integrated thermal analysis. The results indicated that, when the molar ratio...

Campus culture is an important branch of the socialist cul-ture, but also an effective carrier of the construction of ideological and political education. Though campus culture and campus ideological and political are two different parts, they have a close relationship of complementing, promoting and...

The segmentation of CAM images are prerequisite and fundamental steps of studying the drug effects on angiogenesis. In this paper, an evaluation method for different segmentation algorithm of CAM images is proposed. Firstly, a CAM images dataset consists of 4 distinctive features (uneven illumination,...

The US Navy Product Data Standard defines a set of requirements for an effective IPDE, focusing primarily on the traditional data management capabilities and interfaces with CAD/CAM/CAE/CAO, PDM, ERP and catalog systems used for the design, construction and in-service support of Navy ships. The purpose...

For a long time, artificial intelligence has faced the challenge of interpretability, with the black-box problem persistently troubling researchers. Although there have been studies using Gradient-weighted Class Activation Map (Grad-CAM) for interpretability in the field of facial expression recognition,...

The door has become an access point to a house where it is used for entering and exiting. Security is one of the crucial factors in a residence. Criminal activities often occur by tampering or breaking the lock system of the house door. Currently, the security of house doors generally still relies on...

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 Mesozoic sequence framework of the eastern Yihezhuang salient in Jiyang depression, which was a residual basin, was studied in order to improve the success rate of locating hydrocarbon reservoirs. First, through seismic profiles, well logs and cores, complemented with outcrops, totally 5 sequence...

In order to improve the convergence speed of adaptive equalizer, orthogonal wavelet transform has been introduced into adaptive equalizer. The orthogonal wavelet transform are placed in the front of the equalizer (forward filter) in the existing literature, which will reduce the performance of equalizer....

The proliferation of deepfake media stirred grave doubts over media authenticity threatening digital trust and social coherence. This paper proposes a new technique of deepfake detection from images and videos through the use of a hybrid of MobileNet spatial feature extraction and Long Short Term Memory...

Diabetic Retinopathy (DR) is the most common cause of blindness and visual impairment in diabetic patients, primarily due to delayed diagnosis and inadequate screening. The diagnosis is currently human interpretation of fundus retinal images by ophthalmologists, which is time-consuming, labor-intensive,...

Aiming at the limitation of cam mechanism, on the basis of analyzing research actuality of electronic cam at home and abroad, electronic cam system of single-chip microcomputer(89C52)controlling stepping motor is adopted to implement straight reciprocating movement of cam mechanism follower. Furthermore,...

This paper presents the unified mathematical model well applicable for the analysis and design of the planar and spatial cam mechanisms of all categories in terms of the differential geometry and meshing principle, exploring the interrelation of the various cam mechanisms. The general-purpose CAD/CAM...

Based on results of biomass combustion and pyrolysis using TG-DSC analyzer, biomass thermodynamics characteristics were studied. Integrated heat model and differential heat model were used to determined biomass thermal behavior, and the former fitted the actual better; the heat capacities with temperature...

According to the modularization principle, focusing on the practical problem of NC tool path generation, feature information is processed with group technology for tooling in CAM (Computer Aided Manufacturing) of the key parts of marine diesel engine. The processing is mainly made on the basis of similarity...

There are various factors affecting drying shrinkage of cement-based material, including use quantity of cement and auxiliary cementitious material, water cement ratio, maintenance system and drying condition, and in addition, total quantity of coarse and fine aggregate, matching and category also affect...

As an excellent tear agent of the second generation, CS has been widely used in the police department of many countries. CS disperses the crowd depending on the aerosol in the air due to combustion and explosion. And at the same time, CS decomposes into a variety of products. With the use of TG/DSC-FITR...