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This paper evaluates the usefulness of different simulators developed in server system testing for a mobile application during 5 years, with the purpose of identifying the advantages and weaknesses of each simulation method in the given setup. The study found that simulation was used on almost every interface to external systems, and two factors that affected the usefulness of simulators over long...
This paper is based on achieving a tensile testing machine, whose control is to be carried out in a NI Software. A big plus is that it offers us the possibility of total customization according to our needs, and besides that realizing its control by yourself, you can obtain a much lower price than those on the market.
We define a new class of 2D-stock cutting problems, the so called semi-quillotinable problems, and show its practical importance in solving the task of creating optimal cutting plans for a circular saw. Furthermore, we create a new algorithm suited for solving of semi-guillotinable problems by adapting existing evolutionary algorithms for both guillotinable and non-guillotinable 2D stock cutting problems...
For using GPR as a non-destructive testing to the hidden weak points in dam or seawall, how to reasonably analysis the GPR image and obtain the exact interpretations is still an unsolved problem. Combined with the dam engineering features and detection experiences, geophysical models of typical hidden weak points, such as horizontal non-homogeneous layer, slope non-homogeneous zones bearing coarse-grained...
In this work, the viscoelastic mechanical response of a typical underfill encapsulant has been characterized via rate dependent stress-strain testing over a wide temperature range, and via creep testing for a large range of applied stress levels and temperatures. The 60 × 3 × 0.5 mm test specimens were dispensed and cured with production equipment using the same conditions as those used in actual...
The purpose of this study aims to investigate the students' perspective on teachers' innovative teaching in vocational high schools in Taiwan. The randomly stratified sampling method is used in this study to select 164 vocational high school students from 15 public/private schools in Taiwan. The data can be analyzed using the descriptive statistics, paired-sample t-test, and multi-dimensional scaling...
Moly Rhenium 50-50 alloy sheet commonly used in cathode and other high temperature compatible structures was evaluated using XRD, tensile testing, micro hardness, and metallography. The results were correlated with observed mechanical properties. Material condition and properties can be optimized for manufacturing.
after analyzing the present title assessment a system is designed and implemented, this is suitable for city-region. The system is designed based on the ideology of software component, so the encapsulated function can be reused and the system possesses good extensibility and maintainability. The system can meet the requirement of title assessment management and is beneficial to the improvement of...
The volume resistivity is an important parameter to reflect the electric performances of the insulation materials. In traditional two-electrode testing system for volume resistivity, the influence of the surface current doesn't be taken into consideration. As a result, higher testing error could be brought about for some insulation materials, especially for those with high resistivity. In order to...
This paper proposes a method for estimating the quantitative values of some attributes associated with surface qualities of an object, such as glossiness and transparency, from its image. Our approach is to learn functions that compute such attribute values from the input image by using training data given in the form of relative information. To be specific, each sample of the training data represents...
The number of product-related environmental regulations has been dramatically increasing over the last few years. This is especially true for the number of laws concerning restrictions of hazardous substances (e.g. REACh or RoHS). A lot of companies have decided to implement a management system to cope with the challenges of hazardous substances in their products. Nearly all companies lack the competencies...
Systems developed without addressing subjective experience can generate interactions successful in their tasks but counterproductive as experiences. Addressing subjective experience requires creating hypothetical situations with realistic human actors, subjectivity's embodied nature prevents examination in isolation from either person or context. The Contextual Scenario Framework (CSF) assists in...
The development of the instrumented indentation testing robot for bio materials with micro surface hardness and stiffness test is described. This micro surface measurement system is composed of the piezo-driven micro-robot with the indenter that can move to the measurement area precisely step by step with 1 μm per step on a metal plate and camera base coordinate measurement instruments. The position...
Integrated transmission control units for automatic transmissions have evolved from pure stand-alone over attached-to, to mechatronic control units. Nowadays they are used in many different customer applications. There are clear advantages in the overall system costs compared to stand-alone or attached-to transmission control units. In addition technical constraints and quality advantages have increased...
Constant voltage electromigration was investigated as a method for assessing reliability in narrow Cu conductors. It is demonstrated theoretically that constant voltage (CV) testing can offer advantages over constant current (CC) testing for material that may vary significantly in geometry (thickness or line width) from sample to sample. Using known misprocessed material, this anticipated result was...
The reliability of a connector depends on the contact force generated by the spring in the terminal of a connector. The springs are commonly formed by stamping from a strip of spring material. Therefore, the prediction of the force - displacement relation by the finite element method (FEM) is very important for the design of terminals. For simulation, an accurate model of stress-strain (s-s) responses...
The objective of this study is to investigate the effect of variation of the tube length and the crosshead velocity on the amount of energy absorption of aluminium tubes (Al 6061) towards the inversion collapsed mode. The tests were performed on the Aluminium tubes using compression test apparatus according to ASTM E8 standard procedures. Two parameters that are included in the experiment were the...
The fracture energy release rate G∼C, which is the important parameter of ice pressure calculation model that is built on energy balance method, is the fracture mechanics performance of ice material. It is related with these factors such as ice material loading rate P•, which must be measured by experiment. It is the experimental method of fracture mechanics used in this paper. These ice specimens...
Method of adaptive control structure learning, which provides significant cost savings in time without loss of learning effectiveness are proposed in this article.
The purpose of this study is to manipulate the presentation timing of declarative and procedural information in the e-instruction of Chi-square testing and to examine the effect of four different presentation formats on cognitive load and instructional efficiency. The 160 participants were randomly assigned to receive one of the following four types of e-instruction formats: declarative information...
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