design for a concurrent multiuser environment
Hybrid Control Design for a Wheeled Mobile RobotThomas Bak 1 docx
... the approach taken in [5] and [6] Based on this nonlinear model, we design a path tracking control law based on feedback linearization Feedback linearization designs have the potential of reaching ... systems) A straightforward analysis will show that the system can always be rendered unstable: Just vary the reference input such that transitions are always taken before the transition safe state ... standard approach from here on is to transform the states into normal form via an appropriate dieomorphism followed by feedback linearization of the nonlinearities and a standard linear control design...
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programming erlang software for a concurrent world
... book, and The Pragmatic Programmers, LLC was aware of a trademark claim, the designations have been printed in initial capital letters or in all capitals The Pragmatic Starter Kit, The Pragmatic ... are just like they are in math When you associate a value with a variable, you’re making an assertion a statement of fact This variable has that value And that’s that However, if you try to assign ... replicated database called Mnesia It was originally designed for telecom applications where performance and fault tolerance are essential Today it is used for a wide range of nontelecom applications...
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Hybrid Control Design for a Wheeled Mobile Robot docx
... the approach taken in [5] and [6] Based on this nonlinear model, we design a path tracking control law based on feedback linearization Feedback linearization designs have the potential of reaching ... systems) A straightforward analysis will show that the system can always be rendered unstable: Just vary the reference input such that transitions are always taken before the transition safe state ... standard approach from here on is to transform the states into normal form via an appropriate dieomorphism followed by feedback linearization of the nonlinearities and a standard linear control design...
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Healthy schools lessons for a clean educational environment pdf
... motivated staff, administration and students can overcome inadequate facilities and perform at a high level almost anywhere, but a well-designed facility can enhance performance and make learning ... identified as a likely cause of cancer, and the soot and gases emitted by diesel buses are associated with acute eye, throat, and bronchial irritation; exacerbation of asthma and allergic responses; and ... mold_remediation.html Radon Nearly one in five schools nationwide has at least one schoolroom with an unacceptably high short-term level of radon Radon, a naturally occurring radioactive gas that can cause...
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Parallel i o system for a clustered computing environment
... blocks of arbitrary size Like RAID-3, it has a disk array to store the file data and puts the parity data on a separate parity disk Unlike RAID-3 with parallel read/write per operation, RAID-4 accesses ... on the availability wastes too much because the whole disk array has two identical parts Mirroring is frequently used in database applications where availability and transaction rate are more ... default setting “data=ordered” to the fully logged mode “data=journal” The mode data=journal provides full data and metadata journaling It ensures the consistency of data and its metadata To evaluate...
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Passivity-based current controller design for a permanent-magnet synchronous motor
... are set at a = 75 and b = 400 using the pole placement method also The damping parameter values have been obtained by using a 340 A. Y Achour et al / ISA Transactions 48 (2009) 336–346 a b 250 ... controllers for induction motors based on adaptive passivity ISA Transactions 2008;47:60–79 346 A. Y Achour et al / ISA Transactions 48 (2009) 336–346 [16] Travieso-Torres JC, Duarte Mermoud MA, Estrada ... Tracking control of cascade systems based on passivity: The non-adaptive and adaptive cases ISA Transactions 2006;45(3):435–45 [17] Petrović V, Ortega R, Stanković AM Interconnection and damping...
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Báo cáo hóa học: " On Cross-Layer Design for Streaming Video Delivery in Multiuser Wireless Environments" pptx
... That is, only and all valid pairs (ai , a j ) are elements of F We call this mapping process the application layer parameter abstraction In this paper, we assume a streaming video service The abstracted ... advantage of this transformation is that the resulting parameter tuple is more comprehensible for high layers in the protocol stack 3.2 Application layer parameters Similar to the parameter abstraction ... example, abstract four key parameters: transmission data rate d, transmission packet error ratio e, data packet size s, and the channel decorrelation time t This leads to the abstracted parameter tuple...
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Product Design for the Environment: A Life Cycle Approach - Chapter 1 ppt
... behavior Design alternative IIb: Motor shaft and gears detachable Comparison between design alternatives I, IIa, and IIb Comparison between design alternatives IIa and IIb Comparison between design ... 11:23:53 AM xxvi Table 15.1 Table 15.2 Table 15.3 Table 16.1 List of Tables Data on the CFU architecture Data on the AES architecture Data on the CFU* architecture Performance evaluation and analysis ... currently Associate Researcher at the University of Catania, Italy He graduated in Mechanical Engineering at the University of Catania, obtained a Master’s in Industrial Design at the Research Centre...
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Product Design for the Environment: A Life Cycle Approach - Chapter 2 potx
... relation to all these phases, in accordance with a design intervention based on a life cycle approach, understood as a systematic approach “from the cradle to the grave,” the only approach able ... toxic materials or phenomena caused by thermal and chemical emissions such as acidification, eutrophication, and global warming) • Disturbances—All the phenomena of variation in environmental structures ... elaborate the quantitative data in relation to some factors: • The scale of the evaluation (local, regional, global) • The type of environmental damage to be investigated © 2006 by Taylor & Francis...
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Product Design for the Environment: A Life Cycle Approach - Chapter 4 potx
... Alternatively, again in order to facilitate the information-gathering phase, it is possible to use surrogate data as well as both quantitative and qualitative data In practice, numerous stratagems are applied ... documentation format, to be used for transparent and unambiguous documentation and exchange of LCA and LCI data Examples of practices in carrying out a LCI as a means of satisfying certain provisions ... prepared records The data in question are classified as “primary data,” acquired through direct measurement, and “secondary data,” derived data generally obtained from the literature • Allocation...
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Product Design for the Environment: A Life Cycle Approach - Chapter 6 pdf
... Norris, G .A. , Integrating economic analysis into LCA, Environmental Quality Management, 10(3), 59–64, 2000 Perera, H.S.C., Nagarur, N., and Tabucanon, M.T., Component part standardization: A way to ... of financial accounting, the components of internal costs associated with environmental aspects are emphasized and analyzed In this case environmental accounting is used, for example, in drawing ... decision-making tool for design and for all other company operations A first approach in this regard can consist of simply adding cost data to a traditional LCA, and this is sometimes what is intended...
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Product Design for the Environment: A Life Cycle Approach - Chapter 7 potx
... that serve as the basis for Design for Cost (introduced in Chapter 5), and those associated with environmental protection that are at the root of Design for Environment and Design for Sustainability—techniques ... Product Design and Development Process 185 Kusiak, A and Lee, G., Design of parts and manufacturing systems for reliability and maintainability, International Journal of Advanced Manufacturing ... consumption—Incorporates into the design important characteristics of servicing and provides a rational basis for improvement and redesign It includes design for maintenance, uniformity of operation, safety, ease...
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Product Design for the Environment: A Life Cycle Approach - Chapter 8 docx
... Increase ease of disassembly MATERIALS Reduce unsustainable and hazardous materials Increase biodegradable and low-impact materials Reduce material variety Increase material compatibility and ... et al., Materialization and dematerialization: Measures and trends, in Technological Trajectories and the Human Environment, Ausubel, J.H and Langford, H.D., Eds., National Academy Press, Washington, ... International Organization for Standardization, Geneva, 2002 Jackson, P et al., An analytical method for integrating environmental and traditional design considerations, Annals of the CIRP, 46(1),...
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Product Design for the Environment: A Life Cycle Approach - Chapter 9 doc
... expedients that facilitate maintenance, repair, upgrading, and adaptation include: • Maintenance—Facilitate the accessibility of parts to be cleaned; prearrange and facilitate access to and substitution ... deterioration and damage; design standardized parts and components • Upgrading and adaptation Design modular and reconfigurable architecture for adaptation to different environments; design multifunctional ... between parts Prearrangement of accessible and recognizable pathways for disassembly operations Part Design (Geometries and Materials) Less variety and incompatibility of materials Fewer parts and...
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Product Design for the Environment: A Life Cycle Approach - Chapter 10 ppsx
... Miller, K.J and Zachariah, K.P., Cumulative damage laws for fatigue crack initiation and stage I propagation, Journal of Strain Analysis, 12, 262–270, 1977 Miner, M .A. , Cumulative damage in fatigue, ... of damage In particular, a distinction can be made between theories formulated before and after the 1970s The former are based on a more phenomenological approach, the latter on an analytical ... rapidly, but also affords a saving in test material It is clear that knowledge of phenomena relating design parameters to variations in the characteristics of materials over time is an important...
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Product Design for the Environment: A Life Cycle Approach - Chapter 11 potx
... intermediate and overall evaluation could be based on a qualitative evaluation of the determinant factors for each strategy A quantitative evaluation approach may be formulated (Giudice et al., 2002), ... Analysis and Redesign of a Household Refrigerator Large, domestic electrical appliances (refrigerators, washing machines, dishwashers) generally have an average life estimated at about 10 years ... can facilitate product maintenance, repair, and updating, and the separation of components and materials for recovery at the end of its useful life This type of investigation can have dual goals:...
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Product Design for the Environment: A Life Cycle Approach - Chapter 12 pot
... SimaPro Database Manual: The BUWAL 250 Library, Pré Consultants BV, Amersfoort, The Netherlands, 2003 Sawaragi, Y., Nakayama, H., and Tanino, T., Theory of Multiobjective Optimisation, Academic ... problem, the performance analysis was conducted using the finite element software MSC Patran/Nastran® (MSC Software Corporation, Santa Ana, CA), which allowed the correlation of performance properties ... recyclable fraction) Information on the energy costs and recyclable fractions of more common materials can be obtained from commercially available databases, such as that of the CES® (Cambridge...
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Product Design for the Environment: A Life Cycle Approach - Chapter 14 ppt
... based on a quantitative evaluation of a product’s value at end-of-life in terms of its potential for reuse, remanufacturing, and the recycling of materials (Navin-Chandra, 1993; Navin-Chandra, ... in Table 14.2 As was suggested in Chapter 12, information on the recyclable fractions of the more common materials may be obtained from commercially available databases, such as that of the material ... this case, however, each material index is associated with a set of data, as shown in Table 14.2, which summarizes the complete characterization Having chosen a congruous number of materials, each...
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Product Design for the Environment: A Life Cycle Approach - Chapter 16 (end) docx
... values assumed by BCI for each behavior on varying the design parameters allows an analysis of the criticality of the system under examination 16.3.3 Analysis of Life Cycle Strategies The values ... the simulation method and analytical tools can be applied to obtain, for each design alternative examined, indications on the duration, safety, and criticality of single components and of the ... the mathematical models expressing the required performance (in this case the structural strength), and the verification of the final state of the behavior 16.5.2 Performance Evaluations and Analysis...
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