Annals of DAAAM & Proceedings back issues from January 2007:
Wireless system of working achievement control and products in production operation.(Report)
Jan 01, 2007; ... Abstract: The goal of the article is focused on wireless system prototype development for working achievement control and calculation of final products. Theoretical part explains radio techniques principle and represents number of high-frequency hybrid modules for wireless data ...
Significance of profiles in direct imaging process.(Report)
Jan 01, 2007; ... Abstract: Profiles are today very important tool in graphic reproduction process. They describe and characterise possible reproductive colors that an input and/or autput device may achieve in selected and defined conditions. For various reasons indirect capturing way was often used, so ...
Semantic wikis in knowledge management for multidisciplinary product development.(Report)
Jan 01, 2007; ... Abstract: Distributed workplaces, increasing product complexity and rising numbers of involved persons and domains are only a few reasons why the development of multidisciplinary systems is a challenging task. A lot of knowledge is needed for and generated in development processes. ...
The optimization in virtual environment of the mechatronic tracking systems used for improving the photovoltaic conversion.(Report)
Jan 01, 2007; ... Abstract: In this paper, we present a solution for increasing the efficiency of the photovoltaic systems. The idea is to design a dual-axis tracking system, which changes the position of the photovoltaic panel for maximizing the incident radiation on panel. The tracking system is ...
A novel hardware architecture for an embedded stereo vision sensor.(Report)
Jan 01, 2007; ... Abstract: This Paper describes our current work on a novel hardware architecture for an embedded stereo vision sensor that is suitable for robotics applications. The architecture is based on two Digital Signal Processors (DSPs) for the pre- and post-processing as well as a Field ...
Hand tracking with a humanoid robot head.(Report)
Jan 01, 2007; ... Abstract: This cognitive machine vision system was build for the interaction of humans with a humanoid robot. It is able to track and follow hands via a vision system and a human like head and neck. The control loop runs at a speed of 1 kHz and the vision algorithm at four frames per ...
A generic industrial inspection system based on artificial intelligence techniques.(Report)
Jan 01, 2007; ... Abstract: The inspection process of a product is a very important stage in a manufacturing unit. One such system is the automated detection of defects or foreign bodies from a product. This paper presents an industrial inspection system based on X-ray imaging of the inspected product. The ...
An algorithm for CAD correction of the work pieces based on machine tool errors.(Computer-Aided Design )(Report)
Jan 01, 2007; ... Abstract: In this paper is presented an algorithm for the correction of the 3D surfaces of the parts designed using CAD systems. This correction is realized depending of the tool machines' errors measured with performant measuring devices (Laser, Vibroport).The numerical command programs ...
Computer aided foundry models design.(Report)
Jan 01, 2007; ... Abstract: The traditional approach to resolving the design and process planning tasks, commonly used in a manufacturing company, is that the plans are handed over to the experts who specify the procedures to make the product and draw it. Consistent designing and planning require the ...
Marketing strategy in creating of brand equity on internet.(Report)
Jan 01, 2007; ... Abstracts: Internet as medium enables business activity of the company in virtual space. Companies nowadays cope with greater difficulties arising from challenges of growing e-markets and rapidly changing factor of customers' behaviour. With increase of number of Internet users, branded ...
Mechanics of high-pressure membranes made of composites.(Report)
Jan 01, 2007; ... Abstract: Membrane elements are very often used in pneumatic systems but it is not possible to use these elements in hydraulic systems due to the high working pressure in hydraulics and low strength of membranes. Therefore a high-pressure membrane has been developed and its strength has ...
Analysis of a tool steel sample obtained by direct laser deposition.(Report)
Jan 01, 2007; ... Abstract: In this paper the metallurgical and microhardness properties of a tool steel sample built by Direct Laser Metal Deposition process were investigated. Among potential uses of this sintering technique it is worth to mention the reparation of broken or worn dies. ...
Classical versus numerical control machines in discrete material flow simulation based manufacturing architectures optimization.(Report)
Jan 01, 2007; ... Abstract: The research results presented in our paper are based on reports provided by different simulation models, using Witness software for a production cycle of a main shaft from a milling machine in order to determine the best manufacturing architecture based on improved productivity ....
Performance evaluation in Romanian industrial organisations.(Report)
Jan 01, 2007; ... Abstract: The present paper presents the main results of a research on performance management practices, focused on different methods used for performance evaluation, as well as on the main results of this process. The fieldwork was undertaken in several Romanian industrial organisations ...
Enhancing human resource motivation and responsibility based on the stakeholder model.(Report)
Jan 01, 2007; ... Abstract: The paper presents the employee performance appraisal methodology developed in connection to a strategic attempt to foster human resource responsibility and performance based on the stakeholder model. Specific performance standards and performance appraisal methods were ...
Maintainability assurance of plastic deformation tools.(Report)
Jan 01, 2007; ... Abstract: In this paper, the reliability measures of the tools of plastic deformation tools were defined using the statistical model for the time-to-failure. In order to detect the failure of these tools, a data acquisition system was developed. The Kolmogorov-Smirnov goodness-of-fit test ...
Development of web process planning application--E-LAPP.(Report)
Jan 01, 2007; ... Abstract: The field of our research is defining the main criteria for selection of primary processes and types of operations in production. Selection of primary process is based on nature of material, quantity, form complexity, part size and some other factors. Type and sequence operation ...
About financing the development of small and medium enterprises in Romania.(Report)
Jan 01, 2007; ... Abstract: On a sample of 250 Romanian SMEs, chosen by the quota method, the following have been studied: the need to training and the research directions foreseen by the Romanian entrepreneurs, the level of information and access to the external and governmental financial sources, the ...
Coordinates of the marketing activity in the Romanian small and medium enterprises.(Report)
Jan 01, 2007; ... Abstract: In 2007, within a research project, a boring has been achieved on a sample of 250 SMEs from Romania, chosen by the quota method, having as significant criteria the domain of activit, the geographical area and the average number of employees in the organization. Key ...
Strategic planning in the Romanian firms--between myth and reality.(Report)
Jan 01, 2007; ... Abstract: On a sample of 250 Romanian SMEs,, the following things have been studied: the degree of usage and the types of modern methods for the analyses of the marketing environment used in the SMEs, the existence of managerial plans as instruments for operational, tactical planning, the ...
Study on the innovation activity in the Romanian firms.(Report)
Jan 01, 2007; ... Abstract: In 2007, within a research project, a boring has been achieved on a sample of 250 SMEs from Romania, chosen by the quota method, having as significant criteria the domain of activit, the geographical area and the average number of employees in the organization. Key ...
The mathematical model and data acquisition of an underwater explosion.(Report)
Jan 01, 2007; ... Abstract: This report presents the triangulation of the underwater explosion source. The analysis is based on the time-delay measurement the underwater acoustic wave, deriving the range and the direction to the underwater source of explosion. The mathematical model is simulated ...
A method for multi-source data exploitation, support for crisis situations management. Case study: floods in Romania 2005-2006.(Report)(Case study)
Jan 01, 2007; ... Abstract: The emergency situation caused by the massive floods that affected Romania in 2005 and 2006 led to the activation of the International Charter on Space and Major Disasters. The aim of this study is to design an advanced system for disaster monitoring and management that consists ...
Chatter detection using the main cutting force.(Report)
Jan 01, 2007; ... Abstract: (Li, 1997) uses the coherence function between two crossed accelerations to identify chatter in turning. In a frame of an experiment we registered the accelerations of the cutter-holder, for different cutting wear classes (c1 / c6), where c6 means "Chatter". 12 monitoring indices ...
Simulation of an electric arc furnace electrode position system.(Report)
Jan 01, 2007; ... Abstract: Electric arc furnaces (EAFs) are commonly used in steelmaking and in smelting of nonferrous metals. Usual EAFs work at power levels from 10MW to 100MW. The power level is directly correlated to production throughput, so it is important to control the EAF at the highest possible ...
Optimization of heat source with combined production of heat and electric energy.
Jan 01, 2007; ... Abstract: This paper deals with the continuation and improvement of non-linear model which was published in paper (Balate et al., 2006b). The paper describes access to solving optimisation of operation of heat source with combined production of heat and power by methods of non-linear ...
Stress concentration on welded joints' cracks.(Report)
Jan 01, 2007; ... Abstract: The investigations from this paper are made on two models with butt-welding and corner welding joints, with surface and root cracks. For solving the problems, the models of the welded joints are designed with different crack dimensions and by using finite element analysis the ...
Numerical methods used in analyses of the human behaviour in a vibrational medium.
Jan 01, 2007; ... Abstract: Vibration is most simply defined as oscillating motion. It could be periodic or nonperiodic. Repeated loading of the lumbar spine occurs in activities of daily living like lifting and driving. The chronic exposure results in mechanical and chemical changes in the spinal ...
Experimental methods used in analyses of the human behavior in a vibrational medium.(Report)
Jan 01, 2007; ... Abstract Vibrations are mechanical oscillations, produced by regular or irregular period movements of a member or body about its rest position. Vibration can be a source problems at an engineering level because they can result in damage to equipment, loss of control of equipment, and ...
Evaluation of the human stability in bipedal position for person with neuromotor disabilities.
Jan 01, 2007; ... Abstract: This paper presents some considerations about human body stability in bipedal positions. Our studies are made with people, with neuromotor disabilities, in different conditions and we used an experimental configuration with a Kistler force plate, high-speed video-cam and some ...
Virtual and augmented reality used to simulate the mechanical device.
Jan 01, 2007; ... Abstract: This paper presents the activities of our team to study and to establish a configuration for technical applications of a mechanism motion modeling using virtual and augmented reality. It is also presented a constraint-based methodology for reconstructing the 3D motion given image ...
Using robotics for human medical rehabilitation.
Jan 01, 2007; ... Abstract: This paper deals with the use of robotics in medical physiotherapy. Our research is focused on the movement analysis of selected parts of human body (lower extremity) as well as the utilization of this knowledge for design of physioterapy robotics device. In this problem analysis ...
Optimization and benchmark of vision algorithms on a DSP.( Digital Signal Processor )(Table)
Jan 01, 2007; ... Abstract: This paper shows our work on performance optimized implementations of low-level vision algorithms on a Digital Signal Processor (DSP). The platform is a TI TMS320C6414 DSP running with 1 GHz and is therefore a cutting edge DSP. Performance optimization steps for DSP ...
Numerical simulation as a tool for prediction of material behavior during induction quenching.
Jan 01, 2007; ... Abstract: Induction heating followed by water quenching is widely used for hardening of complex-shaped parts when hard surface and tough part core are required. In this paper, the process of induction hardening of a flanged plug from the steel C45E is analysed using numerical simulation of ...
Function integration method in technical problem solution development.
Jan 01, 2007; ... Abstract: The paper deals with the complex system design as a result of technical problem solution presented on the example of the frictional planetary reducer of simplified structure design. The problem solution is defined as technical complex system synthesis. The solution is considered ...
Technical problem solution synthesis based on the ideal type method.
Jan 01, 2007; ... Abstract: The paper deals with the complex system design as a result of technical problem solution. The problem solution is defined as technical complex system synthesis. The solution is considered as a result of function integration process that starts on the basis of zero solution that ...
Wear patterns of polycrystalline cubic boron nitride cutting tools when machining hardened bearing steel.
Jan 01, 2007; ... Abstract: The paper presents different types of wear and plastic deformation when continuous dry turning 100Cr6 hardened steel with 60-62 HRC hardness using CB7020 and DBN45 polycrystalline cubic boron nitride-cutting inserts. There were used different cutting conditions varying cutting ...
The influence of the manufacturing process on the mechanical characteristics of composite materials reinforced with fiber.(Report)
Jan 01, 2007; ... Abstract: In the present paper we propose the study of several production processes of composite materials reinforced with fiber. We developed a comparative study of the mechanical characteristics obtained through different technologies. The paper describes the results obtained from ...
Linear or nonlinear system of sustainable forest management?(Report)
Jan 01, 2007; ... Abstract: A forest is a chaotic non-linear dynamic system. The rules of forest growth can be expressed with complex equations of growth and development. The solutions are complex numbers, while their mapped forms are dendrograms in which vertical directions show amplitudes or ...
Experiments regarding some modern steel treatment methods.(Report)
Jan 01, 2007; ... Abstract: Plasma nitrosulphuring and plasma carburising as new processes in the field of thermochemical treatments determined an increase in the interest in them by laying the scientific foundations of physical-chemical phenomena of metallurgical nature that take place during their ...
Sensory grippers: a handyman technology project.(Report)
Jan 01, 2007; ... Abstract: The HANDYMAN project is a Southern Denmark government sponsored initiative that aims to help improve the automation capability of small businesses. This contribution provides the background and motivation behind a project developed by the Mads Clausen Institute within HANDYMAN ...
Dynamic model of the three-dimensional cut.(Report)
Jan 01, 2007; ... Abstract: The determination of a dynamic law of cut is complex and often very difficult to develop. Several formulations were developed, in very complex ways being given that 3D crosses from there, the number of variables is much higher than out of orthogonal cut. The existence of the plan ...
The scheduling function in flexible manufacturing cells.(Report)
Jan 01, 2007; ... Abstract: The Computer Aided Programming and Scheduling (CAPS) is an important attribute of modern flexible manufacturing. This facility has a lot of functions regarding production planning level, and these functions must be integrated with the others facilities by computer. The paper ...
Approaches on the urban traffic intensity impact on human factor determination.(Report)
Jan 01, 2007; ... Abstract: The paper proposes an evaluation method of sonic pollution and vibrations impact on human beings. The method uses fuzzy sets specific techniques. A fuzzy-type evaluation system was defined, having as inputs: traffic intensity at a specific location in Oradea city, congestion ...
Properties of hemp and flax fibres cottonised by chemical modification.(Report)
Jan 01, 2007; ... Abstract: This paper presents the effect of chemically modifying hemp and flax hackling noil on the physical/mechanical and chemical properties of the fibres. As a result of treating hemp and flax-hackling noil with the emollients preparation Pektochem, the technical fibre bundles undergo ...
Metrological evaluation of cutting edges and cutting clearance geometries in the laser cutting of refractory metals.(Report)
Jan 01, 2007; ... Abstract: Within the framework of the research project "Process development for laser precision machining of refractory metals" different measuring procedures for the evaluation of cutting edges and cutting clearance geometries were investigated. Key words: laser cutting, ...
Virtualization technologies as an e-learning support in the academic environment.(Report)
Jan 01, 2007; ... Abstract: Nowadays, the virtualization technologies are more and more often used in many informatics areas. They are applied for better utilization of existing hardware or software resources, servers' consolidation and for security reasons as well. This article shows how is possible to ...
Evaluation of the felt comfort on a bus: a preliminary study.(Report)
Jan 01, 2007; ... Abstract: Recently, the problem to estimate the felt comfort associated with the vibrations on city buses has been put in evidence, with particular attention about the infrastructure-vehicle interactions. The aim of this work is to evaluate the effects of the traffic calming devices on the ...
Aspects concerning the virtual prototyping of the landing gear mechanisms.(Report)
Jan 01, 2007; ... Abstract: The paper presents some aspects about virtual prototyping achievement for landing gear assembly. The virtual prototyping permits the obtaining of the virtual prototype in place of the physical model by computer for the testing and evaluation of specific features for designed ...
Experimental equipment for study of landing gear mechanisms.(Report)
Jan 01, 2007; ... Abstract: In this paper is described an experimental equipment for study of landing gear mechanisms. For study of landing gear mechanisms, it is necessary that should measure some different kinematical parameters of the mechanisms from landing gear structure during the retraction and ...
A possible analogy between the designs of a technical product and of an information system.(Report)
Jan 01, 2007; ... Abstract: Design is a combination of science, technique, math and art, being the result of the active co-operation between a multitude of theoretical and practical knowledge. The result of the product development design is a technical product, while the result of informatics system design ...
Of flexible manufacturing systems.(Report)
Jan 01, 2007; ... Abstract: Setting up a flexible manufacturing system (FMS) resembles to the manufacturing assimilation of a new product, particularly of a machine-tool. Consequently, the function of annual expenses for exploiting the machine-tools may be adjusted to calculate the annual expenses of the ...
Cavitation eroded zones analysis for G-X5 CrNi 13.4 stainless steel.(Report)
Jan 01, 2007; ... Abstract: The present research is concerned with the erosion mechanisms of the stainless steel G-X5 CrNi 13-4, used in manufacturing Kaplan turbine blades. The analysis was performed on specimens subjected to cavitations attack, 30 respectively 120 minutes, in the Timisoara Hydraulic ...
Environmental education at the faculty of mechanical engineering technical university of Kosice.(Report)
Jan 01, 2007; ... Abstract: Authors recall recent development of environmental education at the faculty of mechanical engineering from implementing the first environmentally oriented subjects to the establishment of independent department. They characterise contemporary state of environmentally education ...
Productivity, reliability and efficiency of manufacturing automation.(Report)
Jan 01, 2007; ... Abstract: Analyzed is the possibility for augmenting the productivity of technical devices used for automation of discrete manufacturing processes. Outlined is the correlation between productivity, reliability and commercial efficiency. Suggested are systematic methods for rising the ...
Testing the accuracy of ATOS[TM] 3d optical scanner measuring volumes.(three dimensional)(Report)
Jan 01, 2007; ... Abstract: Non-contact optical three-dimensional measuring, scanning and digitising are increasingly present in quality assurance systems. Simple scanning procedures, high density of data acquired in a single scan, possibility of integrated reverse engineering and inspection are all ...
Phenomenon of bullwhip effect in a supply chain.(Report)
Jan 01, 2007; ... Abstract: The Bullwhip effect is a wasteful phenomenon that occurs due to a lack of information across the supply chain. It is understood that demand forecast variance contributes to that effect in the chain. The authors experimented with two cases: a) stable demand with a single 5 % ...
Stress management stress and managerial performance.(Report)
Jan 01, 2007; ... Abstract: The authors aim is to draw attention to certain aspects regarding stress-related influence on managerial performance, emphasizing the need of organisational decisions for the training of managers so that they become aware and minimize stress-related effects. We have also ...
The influence of mold humidity and pouring temperature on occurrence of residual stresses in iron castings.(Report)
Jan 01, 2007; ... Abstract: During process of formation of castings residual stresses occur. The paper establishes the present day state of knowledge on parameters influencing residual stresses in iron castings, based on writings on this subject. Furthermore, testing examined the influence of parameters ...
Mobile phones used inside monitoring and control systems.(Report)
Jan 01, 2007; ... Abstract: In this paper we will describe how mobile phones can be used inside monitoring and control systems. We will describe the architecture of such a system and the communication ways between the elements that form the system. Also, we will present the advantages of using mobile phones ...
The analyze of working mode of sliding bearings using finite elements method.(Report)
Jan 01, 2007; ... Abstract: The paper presents a simulation procedure by finite elements for hydrodynamic lubrication of sliding bearings. This procedure are based on a finite elements analysis module of thermal distribution assimilated by a pressure distribution in sliding bearing lubricant film and ...
Contributions in computer aided speed regulator at hydraulic actions.(Report)
Jan 01, 2007; ... Abstract: In the present paper is presented the study of a hydraulic informatized circuit of speed. It is proposed a method that "read" directly the hydraulic engine (cylinder) speed with a speed sensor; the signal is electronically processed by a controller that will give a correction ...
A LQR controller for an AUV depth control.(linear-quadratic regulator, autonomous underwater vehicle)(Report)
Jan 01, 2007; ... Abstract: This paper presents a design for the control of depth changing system for an autonomous underwater vehicle. This design is also based on a linearized model of the underwater vehicle, because the general model, of the course is nonlinear. The simulation on the vertical trajectory ...
Studies regarding influence of the process parameters on the surface roughness at manufacturing by grinding.(Report)
Jan 01, 2007; ... Abstract: The paper presents a detailed approach of mathematical modeling for surface roughness at machining by grinding taking into account the tool constructive and process parameters and as an original element the influence of grinding fluid and friction coefficient between grain and ...
Correlation parameters of welding regime and the quality level of welding seam welded by the [CO.sub.2] method.(carbon dioxide)(Report)
Jan 01, 2007; ... Abstract: Correlation parameters of welding and of the welding seam quality level, is of great importance factor for choosing, determination and precision of welding technology and for the determination of the seam welding quality level and its safety level within welded unit. ...