Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 128 for “"Practical Design"”.
-
Comprehensive optimization and practical design of power electronic systems under multiple competing performance demands
… is a constant theme in power electronic systems design. This project develops a comprehensive optimization approach to design the power stage and feedback controller simultaneously and achieve practical solutions that are ready to implement. The study is presented through the context of voltage …
-
ANALYSIS, OPTIMIZATION, AND PRACTICAL DESIGN OF A SPLIT-PHASE DICKSON SWITCHED CAPACITOR CONVERTER FOR HIGH CURRENT APPLICATIONS
… capacitors of the split-phase Dickson SCC were designed by referring to capacitor de-rating curves supplied by component suppliers. However, potential inaccuracies in the curves, combined with typical manufacturing tolerances of ±20%, led to the development of an in-circuit flying capacitor …
-
A Hybrid Inverse Design Method for Complex Aerodynamic and Hydrodynamic Geometries
… demonstrate how the method can be applied to the design of geometries consisting of several components. The method was able to produce the desired aerodynamic and geometric characteristics for all the example cases. It was also able to complete each design stage in less than 10 minutes---an …
-
Power factor correction using a boost quasi-resonant converter
… The known closed-form expressions are used to design the boost converter and the multiloop control circuit. The operating characteristics are simulated by using PSPICE and are experimentally verified. Considerations for a practical design are based upon hardware operating at a maximum of 1 …
-
Constant-frequency parallel-resonant converter (clamped-mode)
… simulated by using IO-SPICE. Considerations for practical design are discussed based on hardware operating at 300KHz, with a 300V input, 5V and 300W output.
-
An Investigation of Current Rural Household Furniture in East Hebei (Jidong) Province, China
… rural households. Moreover, the study proposes practical design principles for improving rural furniture, offering specific, empirically informed recommendations tailored to the actual needs of rural residents. In summary, this research advances academic discourse on rural household furniture in …
-
Performance observability
… a computer system. Advances in computer systems design, particularly with respect to parallel processing and supercomputers, have brought a crisis in performance observation--computer systems technology is outpacing the tools to understand the performance behavior of and to operate the machines …
-
Optimising BIPV in High-Rise Buildings in Hot Climates: A Parametric Study and Design Tool
… for high-rise buildings in hot climates, but practical adoption remains limited. This thesis investigates how structural parameters affect the natural ventilation cooling and electrical performance of high-rise BIPV systems, and develops a practical design tool for early-stage use. A …
-
Kinematic synthesis of adjustable spatial four and five-bar mechanisms for finite and multiply separated positions
… are few due to the limited number of practical design tools and the complexity of those available. It is in fact the task of the future to develop effective, but practical design tools for spatial mechanisms. This research presents several new methods for synthesizing adjustable …
-
Definition of Apparent Power in 3-Phase 4-Wire Non-Sinusoidal Power Systems
… has significant potential for education, the practical design of active compensators, and the revision of international standard definitions of power.
-
Definition of apparent power in 3-phase 4-wire non-sinusoidal power systems
… has significant potential for education, the practical design of active compensators, and the revision of international standard definitions of power.
-
ΚΑΤΑΚΟΡΥΦΕΣ ΤΥΡΒΩΔΕΙΣ ΦΛΕΒΕΣ ΣΕ ΣΤΡΩΜΑΤΟΠΟΙΗΜΕΝΟ ΑΠΟΔΕΚΤΗ
… AND QUITE ACCURATE, SO THEY CAN BE USED BOTH IN PRACTICAL DESIGN PROBLEMS AND IN FUTURE INVESTIGATIONS.
-
A generalized solution for the design of one-way and two-way reinforced concrete slabs
… is made of the results of approximately 1200 designs for one-way and two-way slabs meeting the requ1rements of the A.C.I. Code (1). The parameters have been chosen to cover a wide range of practical design conditions. The data resulting from these designs have been plotted using dimensionless …
-
Magamp post-regulator applied to a quasi-resonant converter and magamp operation under extreme load condition in a PWM converter
… of a magamp under extreme loading conditions. Practical design equations are derived to allow magamp operation under extreme load conditions such as shutdown of output, foldback of output current and very light load (discontinuous operation). The other issue considered concerns with magamp post …
-
High power wide bandgap cascode switching circuits
… been too application-specific, with little practical information available for design engineers wishing to use them. This thesis addresses these shortcomings through a comprehensive investigation of practical design considerations for switch-mode cascode circuits. A SPICE simulation and …
-
Análise global-local de "risers" flexíveis
… are used to demostrate that certain usual practical design and checking procedures may be sometimes overconservative and someother times underconservative. Finally, some simplifying assignments are forwarded for global analysis of an isolated flexible riser, and some necessary developments …
-
Multi-Bit Delta -Sigma Modulation Technique for Fractional-N Frequency Synthesizers
… is analyzed with the consideration of practical design aspects for frequency synthesizers. A prototype fractional- N frequency synthesizer using a 3-b third-order Delta-Sigma modulator has been designed and implemented in 0.5-gm CMOS. Synthesizing 900 MHz with 1-Hz resolution, it …
-
Increasing existing mechanical hoisting capacity with supplementary hydraulic hoisting
… models, functions, and indices for use in practical design, and; to develop procedures for estimating the technical and economic factors of supplementary hydraulic hoisting systems. This research is expected to offer an objective approach which can increase the production capacity and …
-
3-D Topology Optimization of Spatially Averaged Surface-Enhanced Raman Devices
Numerous nanophotonics applications necessitate designs that enhance distributed incoherent emission. Representative applications include light-emitting diodes, thermal emitters, and Raman sensing. Previous efforts in full-scale topology optimization for Surface Enhanced Raman Sensing (SERS) have …
Page 1 of 7