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.
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Showing 1 to 20 of 274 for “"design requirements"”.
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Design requirements formulation : a framework and analysis
… development process, during which the set of design requirements is formulated. Given the proven importance of a comprehensive set of design requirements in the market acceptance of a product, we explore the formulation of design requirements and the potential sources of uncertainty that can …
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The design requirements of multi-purpose factory buildings
Thesis (M.Arch.) Massachusetts Institute of Technology. Dept. of Architecture, 1957.
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Building KiMoSin : design requirements for kinetic interfaces in protein education
Design guidelines for tools to enhance protein education are developed and applied to a prototype tool. A literature search and personal experience suggest kinetic, tangible models fill the current gaps in protein education. Thirty-six personal interviews with biology instructors and students set a …
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An equipment design approach for achieving manufacturing system design requirements
Thesis (Ph.D.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2000.
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Active Suspension Design Requirements for Compliant Boundary Condition Road Disturbances
… mass. This is done using actuators. Actuator design in vehicle suspension system is an important research topic and a lot of work has been done in the field but little work has been done to estimate the peak control force and bandwidth required to minimize the response of the sprung mass. …
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The Development of Design Requirements for Breastfeeding Apparel: A User-Oriented Product Development Approach
… Ultimately, by identifying user needs and design characteristics of breastfeeding apparel, this information can be used to design products that facilitate and encourage breastfeeding. Rosenblad-Wallin’s (1985) user-oriented product development (UPD) model was used to help guide the …
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Identification of design requirements for a high-performance, low-cost, passive prosthetic knee through user analysis and dynamic simulation
… Sahayata Samiti (BMVSS, a.k.a., Jaipur Foot) to design a high-performance, low-cost, passive prosthetic knee for transfemoral amputees in India. The knee was primarily intended to improve the walking gait of amputees relative to existing low-cost devices. This thesis aimed to identify detailed …
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A Discussion of the Development Process, Identification of Design Requirements, and Implementation of Improvements to a Point-of-Use Water Purifier in India
… of flow through the purifier is developed and a design tool based on this model is created to allow the optimization of flow rate while maintaining purification efficacy. The development process used to design the Swach is analyzed and compared to literature to determine how this may have …
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Energy use in buildings and design requirements. The energy costs and financial costs of building materials, structures and space heating, the detailed patterns of use of heating systems in dwellings, and their interactions: their implications for design.
… and gas-fired units respectively. The survey was designed to determine certain aspects of occupant behaviour relevant to fuel consumption. Using regression techniques, relationships are obtained which explain more than two thirds of the variance of mean useful energy input rate between the houses …
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An expert system based advisor for the quality function deployment method
… is essential for the effective and efficient design and development of products and systems which are both responsive to customer needs and competitive in the global economy. The emphasis of this research is on the conceptual design phase of the Systems Engineering process. Conceptual system …
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Control of large distributed systems using games with pure strategy nash equilibria
… mechanism should satisfy the following four design requirements: (i) it should produce high quality solutions, (ii) it should be robustness and flexibility in the face of additions, removals and failures of components, (iii) it should operate by making limited use of communication, and (iv) …
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Constituting Life Cycles: Circularity as Architectural Design Premise
… circularity. The research discusses the design requirements needed in order to achieve this level of change and impermanence. These principles consider the constituting elements of a building and its lifespan, furthermore, post lifespan adaptation is also regarded with high importance. …
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Which way is up : towards accessible wayfinding in transit stations
… and sometimes the middle of transit trips. The design of these stations can greatly affect a user's travel experience by creating friendly, efficient, attractive environments that are inherently usable as transit stations. Many types of devices are necessary in these stations to help people …
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Lean principles in an aircraft assembly process
… and how it is defined in assembly production design. In other words, this thesis tests the claim that lean principles can be incorporated in the design of an aircraft assembly process to achieve the lean goals of producing a perfect product with zero waste at the rate at which a customer …
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Development of an efficient off-grid pumping system and evaporation reduction strategies to increase access to irrigation for smallholder farmers in India
… to utilize a fuel engine on the surface. Design requirements included increased discharge, increased efficiency, portability, maintainability, availability of replacement parts, and affordability. Flow rates and efficiencies of Indian pumps at varying pressure heads were tested to …
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Conceptual Requirement Validation for Architecture Design Systems
<p>Computer-aided architectural design (CAAD) programs represent architectural design at a low level of spatial abstraction. While this representation model allows CAAD programs to capture the precise spatial characteristics of a design, it means that CAAD programs lack the underlying computational …
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Implementation of integrated circuits for industrial application using gallium arsenide technology
The VLSI circuit normally has to meet the design requirements concerning the performance of the circuit, namely speed, power dissipation and size of the chip. The optimum design of the integrated circuit is the one that meets the speed requirements while dissipating the minimum possible power, …
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Design of a Formula SAE electric powertrain
The design requirements for the new electric powertrain were the ability to deliver the peak power of 80kw allowed by rules and meet the mass goal of 23kg. Rear wheel independence needed to be maintained either through a multi-motor design or a differential, but with vehicle performance in mind. …
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A Completely Integrated Warm-IF Receiver and a 10GS/s Analog-Delay Pipeline ADC for Radio-Telescope Applications
… a variable-gain amplifier (VGA), based on CHAI design requirements, was implemented in 0.13 μm complementary metal-oxide semiconductor (CMOS) technology. An analog-to-digital converter (ADC) was implemented, based on the design requirements of the SKA, in 65 nm CMOS technology. A novel method …
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Design and implementation of a dual polarised L-band parabolic dish antenna for NeXtRAD
… system. This dissertation will investigate the design and implementation of a dual polarised L-Band prime focus dish antenna with a centre frequency of 1.3 GHz and a HPBW of 10° in the azimuth plane. The antenna is required to handle a peak power of 1.5 kW over a 50 MHz bandwidth and be able to …
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