Engineering drawing is the "instrument of communication" upon which the designer must place all information necessary to define a new product. Computer-aided design (CAD) courses often involve teaching solid modelling software, and we view CAD as an engineering communication tool for manufacturing. As the technology of engineering design is in transition from paper drawings to solid models, its education must address the challenge of covering both technologies. Geometry of design integrates drafting technology based on experience with engineering design education. This workbook has evolved from the course “Computer-Aided Graphics and Design” at the University of Florida, and many pages of this textbook can be used for student assignments. In order to help students to familiarize themselves with the manufacturing field experience, most assignments are to be submitted in the form of complete working drawings of the parts and assembly. The first three chapters introduce basic engineering drawing definitions and practices. The following four chapters cover design and descriptive geometry, and subsequent chapters move on to dimensions, assembly line design and surface development.
Sustainable Hard Machining: Implementation and Assessment analyzes the various methodologies of cooling and lubrication employed during hard machining operations, along with their potential contributions towards achieving sustainable machining. It includes the needs, challenges and trends towards sustainable hard machining of difficult-to-cut materials through the application of dry, minimum quantity lubrication (MQL), cryogenic and nanofluid assisted MQL for environmental, economic, ecological and societal benefits, leading to environmentally cleaner sustainable machining. Features: Provides an introduction to hard machining, sustainability and environmentally conscious machining Discusses dry and minimum quantity lubrication (MQL) based hard machining Includes computational methods and optimization in hard machining Reviews nano-cutting fluids in hard machining Explores cryogenic cooling in hard machining This book is aimed at graduate students and researchers in mechanical engineering, manufacturing and materials science.
Present world is witnessing drastic changes harshly impacting its bio-resources (plants, animals and organisms) that are considered as natural gift for our livelihood. Global warming, climate change, abiotic and biotic stresses are strangling and challenging the survivability of these resources. It is therefore crucial to manage these resources for making planet Earth more suitable to live. Moreover, there is an utter need to know how climate dynamic and biotic or abiotic factors are influencing on bio-resources and also to frame its sustainable management strategies. This book is the output of the research deliberations at 3rd International Conference on Bio-resource and Stress Management, India; and expert views on contemporary research and management issues in relation to bio-resources and its management. This timely needed uniquely written reference book consists of 29 well-crafted chapters on sustainable land, water and crop management, organic agriculture, climate change and crop productivity, stress management, bio-resource conservation, bio-fortification for nutritional security, agro-techniques, agro-forestry and forest resource management and waste management etc. which certainly will be of great use by the scientists, academician, researches, scholars, students, extension workers, corporate and NGO’s working in these aspects.
According to the Manufacturing process, aluminum alloys are classified [4] as cast and wrought alloys. In addition, based on heat treatment it will be classified as heat treated and nonheat treated alloys. Heat treated and nonheattreated alloys are age hardened and solution strength and strain hardened. Wrought alloys are formed the plastic deformation have constituents and microstructure extensively various from casting alloys.
Wireless sensor networks (WSNs) have attracted high interest over the last few decades in the wireless and mobile computing research community. Applications of WSNs are numerous and growing, including indoor deployment scenarios in the home and office to outdoor deployment in an adversary’s territory in a tactical background. However, due to their distributed nature and deployment in remote areas, these networks are vulnerable to numerous security threats that can adversely affect their performance. This problem is more critical if the network is deployed for some mission-critical applications, such as in a tactical battlefield. Random failure of nodes is also very likely in real-life deployment scenarios. Due to resource constraints in the sensor nodes, a traditional security mechanism with high overhead of computation and communication is not feasible in WSNs. Design and implementation of secure WSNs is, therefore, a particularly challenging task. This book covers a comprehensive discussion on state-of-the-art security technologies for WSNs. It identifies various possible attacks at different layers of the communication protocol stack in a typical WSN and presents their possible countermeasures. A brief discussion on the future direction of research in WSN security is also included.
Nanocomposites (both heterogeneous and anisotropic) are hard to machine due to their enhanced properties and there is a need to know about the problems associated with the machining of nanocomposites by various conventional as well as non-conventional machining operations. Machining of nanocomposites emphasizes on different fabrication methods to develop nanocomposites (polymers, metals, and ceramics) and different machining processes used in industries. Further, it describes issues and challenges including research trends associated with the same. It also evaluates mechanical and wear properties of the composites as well. Features: Covers manufacturing process of nanocomposites. Includes conventional and non-conventional machining process and relevant applications. Addresses effect of different nano-reinforcements on machinability. Discusses usage of design of experiments and optimization technique to improve the machinability of nanocomposites. Reviews challenges on machining of nanocomposites and its remedies. This book aims at Researchers, Graduate students in Mechanical Engineering, and Materials Sciences including Composites, Nanotechnology, and Machining.
In the eyes of those who had lost all hopes in Bihar, Nitish Kumar has acquired the status of a miracle man. After all, how did he work for the revival of the state? Nitish Kumar is not a professional manager, he is a politician. When he took over as the Chief Minister of Bihar in November 2005, he frequently reminded the officials that the performance of the government was at stake in his ministry and not in the bureaucracy. If the government succeeds, then all the credit will be given his ministry. If it fails, his ministry will have to own the responsibility. Bureaucrats would not lose their jobs, but he (the Chief Minister) will have to go. Inspite of all this, Nitish Kumar earned a permanent place in the hearts of the people by working towards solving the issues related to the basic needs of the people and he emerged as the pioneer of social revolution. This process of improvement continues unabated. A readable and collectable saga that introduces you to the untold, inspiring, interesting, and adventurous campaigns of the social revolution of Nitish Kumar.
Nuclear isomers are the long-lived excited states of nuclei. Therefore, they constitute the meta-stable landscape of nuclei. The first isomer was probably identified as early as 1921. Since then, the number of isomers has been growing steadily picking up pace in recent times. Interest in nuclear isomers has grown in recent years for many reasons. The experimental capabilities to observe isomers have been expanding to cover a wider time scale. This has opened up new windows to observe and decipher the underlying nuclear structure and interactions. Further, the isomers are beginning to be seen as potential energy storage devices and nuclear clocks with a host of applications. Possible discovery of a gamma ray laser has also ignited many researches in this area. Isomers now cover the full nuclear landscape with structural peculiarities specific to each region of the nuclear chart. Exploring the nuclear isomers, therefore, provides a novel insight into the nuclear structure properties of that region. There could be many different reasons for the long lives of excited nuclear states, which lead to the classification of isomers. Isomers are broadly classified in to four classes: Spin isomers, shape isomers, fission isomers and K-isomers. Seniority isomers have also been identified which are often clubbed with the spin isomers. We discuss this classification and the underlying causes in detail. Many examples are considered to highlight the large variety of isomers. The range of half-lives covered by the isomers varies from billions of years to nano-seconds and even small. To understand this vast variation is a fascinating endeavor in itself. The angular momentum couplings, nuclear shapes, pairing etc. conspire together to give this vast range of half-lives. We go through these aspects in detail, highlighting the various selection rules at work. It is interesting that the nuclear shapes play an important role in many types of isomers. The spin isomers, which occur in spherical or, near-spherical nuclei, are generally confined to the magic numbers. Seniority isomers are largely found in semi-magic nuclei and should be explored in conjunction with the spin isomers. New developments in seniority and generalized seniority isomers are discussed in detail. As the nuclei deform; the nature of isomers changes. We take a close look into the decay properties of isomers in deformed nuclei, particularly the K isomers, the shape isomers and the fission isomers. While doing so, the theoretical and experimental developments of isomers are also addressed. A number of open questions are posed for possible new experiments and better understanding of the isomers.
“Materials Science in Manufacturing focuses on materials science and materials processing primarily for engineering and technology students preparing for careers in manufacturing. The text also serves as a useful reference on materials science for the practitioner engaged in manufacturing as well as the beginning graduate student.Integrates theoretical understanding and current practices to provide a resource for students preparing for advanced study or career in industry. Also serves as a useful resource to the practitioner who works with diverse materials and processes, but is not a specialist in materials science. This book covers a wider range of materials and processes than is customary in the elementary materials science books.This book covers a wider range of materials and processes than is customary in the elementary materials science books. * Detailed explanations of theories, concepts, principles and practices of materials and processes of manufacturing through richly illustrated text* Includes new topics such as nanomaterials and nanomanufacturing, not covered in most similar works* Focuses on the interrelationship between Materials Science, Processing Science, and Manufacturing Technology
Considered one of the most innovative research directions, computational intelligence (CI) embraces techniques that use global search optimization, machine learning, approximate reasoning, and connectionist systems to develop efficient, robust, and easy-to-use solutions amidst multiple decision variables, complex constraints, and tumultuous environments. CI techniques involve a combination of learning, adaptation, and evolution used for intelligent applications. Computational Intelligence Paradigms for Optimization Problems Using MATLAB®/ Simulink® explores the performance of CI in terms of knowledge representation, adaptability, optimality, and processing speed for different real-world optimization problems. Focusing on the practical implementation of CI techniques, this book: Discusses the role of CI paradigms in engineering applications such as unit commitment and economic load dispatch, harmonic reduction, load frequency control and automatic voltage regulation, job shop scheduling, multidepot vehicle routing, and digital image watermarking Explains the impact of CI on power systems, control systems, industrial automation, and image processing through the above-mentioned applications Shows how to apply CI algorithms to constraint-based optimization problems using MATLAB® m-files and Simulink® models Includes experimental analyses and results of test systems Computational Intelligence Paradigms for Optimization Problems Using MATLAB®/ Simulink® provides a valuable reference for industry professionals and advanced undergraduate, postgraduate, and research students.
This book focusses on power quality improvement and enhancement techniques with aid of intelligent controllers and experimental results. It covers topics ranging from the fundamentals of power quality indices, mitigation methods, advanced controller design and its step by step approach, simulation of the proposed controllers for real time applications and its corresponding experimental results, performance improvement paradigms and its overall analysis, which helps readers understand power quality from its fundamental to experimental implementations. The book also covers implementation of power quality improvement practices. Key Features Provides solution for the power quality improvement with intelligent techniques Incorporated and Illustrated with simulation and experimental results Discusses renewable energy integration and multiple case studies pertaining to various loads Combines the power quality literature with power electronics based solutions Includes implementation examples, datasets, experimental and simulation procedures
The use of simulation plays a vital part in developing an integrated approach to process design. By helping save time and money before the actual trial of a concept, this practice can assist with troubleshooting, design, control, revamping, and more. Process Modelling and Simulation in Chemical, Biochemical and Environmental Engineering explores effective modeling and simulation approaches for solving equations. Using a systematic treatment of model development and simulation studies for chemical, biochemical, and environmental processes, this book explains the simplification of a complicated process at various levels with the help of a "model sketch." It introduces several types of models, examines how they are developed, and provides examples from a wide range of applications. This includes the simple models based on simple laws such as Fick’s law, models that consist of generalized equations such as equations of motion, discrete-event models and stochastic models (which consider at least one variable as a discrete variable), and models based on population balance. Divided into 11 chapters, this book: Presents a systematic approach of model development in view of the simulation need Includes modeling techniques to model hydrodynamics, mass and heat transfer, and reactors for single as well as multi-phase systems Provides stochastic and population balance models Covers the application and development of artificial neural network models and hybrid ANN models Highlights gradients based techniques as well as statistical techniques for model validation and sensitivity analysis Contains examples on development of analytical, stochastic, numerical, and ANN-based models and simulation studies using them Illustrates modeling concepts with a wide spectrum of classical as well as recent research papers Process Modelling and Simulation in Chemical, Biochemical and Environmental Engineering includes recent trends in modeling and simulation, e.g. artificial neural network (ANN)-based models, and hybrid models. It contains a chapter on flowsheeting and batch processes using commercial/open source software for simulation.
The series, Inquisitive Social Sciences for classes VI, VII & VIII, meets the requirements of the new NCERT Upper Primary syllabus and the guidelines of the New National Curriculum Framework (NCF). The books are suitable for all schools affiliated to CBSE, emphasising the role played by Social Sciences in helping children to understand the world in which they live.
Now more than ever, there is a growing importance for companies to ramp up their focus on social responsibility. An effective CSR program can have a positive impact on companies, employees, and consumers. This new volume, Corporate Social Responsibility in the Global Business World: A Conceptual, Regulatory, and Illustrative Framework, covers the parameters of corporate social responsibility around the world, elucidating the concepts, evolution, cultural dimensions, key areas, and disclosure and reporting methods and how CSR is being considered and implemented across the globe. The book also offers a future outlook for CSR. The book begins with a thorough introduction to CSR, covering its meaning and definition along with the principles of CSR for effective implementation, its inherent benefits, and its challenges. It goes on to cover the status of CSR in emerging economies with the emphasis on emerging trends in corporate governance, reporting, indexing, and certification. The volume considers the evolution of CSR from voluntary to mandatory along with the underlining advantages and disadvantages while also giving comparisons of CSR in developed versus developing nations. The book looks at the regulations and legislation around the world pertaining to CSR, such as universal GRI standards and legislative framework of countries like UK, USA, India, Germany, France, Canada, China, and Indonesia that have been sketched out covering expenditures, disclosure, and reporting obligations. The authors share case studies of implemented CSR projects, initiatives, and practices, highlighting several societal and environmental issues either through stakeholder relations and collaborations with NGOs or agencies or by adhering to government regulations for CSR compliance. This book provides a valuable overview of CSR and how effective implementation can lead to a corporation’s contribution to worldwide and regional sustainability and the well-being of society and the environment.
This book is a comprehensive history of city planning in post-independence India. It explores how the nature and orientation of city planning have evolved in India’s changing sociopolitical context over the past hundred or so years. The book situates India’s experience within a historical framework in order to illustrate continuities and disjunctions between the pre- and post-independent Indian laws, policies, and programs for city planning and development. It focuses on the development, scope, and significance of professional planning work in the midst of rapid economic transition, migration, social disparity, and environmental degradation. The volume also highlights the need for inclusive planning processes that can provide clean air, water, and community spaces to large, diverse, and fast growing communities. Detailed and insightful, this volume will be of interest to researchers and students of public administration, civil engineering, architecture, geography, economics, and sociology. It will also be useful for policy makers and professionals working in the areas of town and country planning.
With new discoveries and inventions in science, application of botany has attained many dimensions. Besides the conventional application of botanical sciences, forensic botany; nanobotany; phytoremideation and phytominimg; environmental impact assessment, seed quality enhancement through priming are the new dimensions of applied botany. The industrial applications of botany are in paper pulp, rubber, dye and gum industries. At social front, besides providing the livelihood and employment through cultivation of crops, the branches of botany like community forestry are playing major role in the upliftment of folks. Use of mechanisms of carnivorous plants in plant protection; and management of invasive plants for economic gains and conservation of biodiversity are new challenges in applied botany.
Otology & Middle Ear Surgery is a comprehensive guide to the surgical treatment of a range of otological conditions. The book is divided into 23 chapters, beginning with anatomy of the ear, the physiology of hearing, audiology, hearing loss, the physiology of balance and vestibular function tests. Further chapters provide step by step surgical procedures for the ear canal, otitis media, tinnitus, vertigo, and Meniere’s disease. Otology & Middle Ear Surgery provides up to date information on the latest technology in the rapidly developing field of audiology, including cochlear implant technology, radiology of the ear, hearing aids, auditory brainstem implants and assisted listening devices. Concluding chapters cover bacterial biofilm infection in otology, anaesthesia, superior canal dehiscence surgery, and a final chapter on middle ear surgery. With over 160 full colour images, illustrations and information tables, Otology & Middle Ear Surgery is an essential resource for otolaryngologists, ENT surgeons and residents. Key Points Comprehensive, illustrated guide to ear surgery Covers a range of otological conditions from otitis media to Meniere’s disease Includes up to date information on the latest technology in audiology medicine 163 full colour images, illustrations and tables
This volume traces the growth of the indigenous Hindi film hero from the silent era up to Dilip Kumar. The film hero is depicted as a credible representative of the social, cultural and political milieu of his era. The author contends that the development of Hindi cinema has been largely centered round the frontal figure of the hero. In the course of the narrative, the subject matter presents a compact history of mainstream Hindi cinema by placing personalities, events and trends in specific time frames.
This volume focuses on the life and times of the ‘star of the millennium’, Amitabh Bachchan, and goes on to describe his contemporaries such as Shashi Kapoor, Dharmendra and Vinod Khanna, and also the next generation of heroes, including the Khans, Govinda, Hrithik Roshan and others who have followed. Ashok Raj is a research coordinator based in New Delhi. An alumnus of the Indian Institute of Technology, New Delhi, he has served as a consultant to several national and international organizations and NGOs in various spheres such as science, culture and the media. His significant work is a sixteen-part series on cinema, which was published in Screen (in 1988).
One vs All: Narendra Modi—Pariah to Paragon is all truth. Ashok Anand has dissected ages-old layers of ignorance, myths and ego with his surgical observation to let the truth breathe out of the diseased society. It shames the political class, bureaucracy and religious bigots. It unmasks an absolutely hypocrite society that clings to the past, despises change, lives in denial but notorious for hidden avarice, arrogance and lust. Each chapter of this book will unfold many bitter truths. Have ever thought why a poor tea-seller boy, today occupying the prime minister’s chair, is not corrupt, greedy and foul-mouthed like most of the others in the country? How a “Pariah” pronounced by the anti-national political forces could become a “Paragon” of values? The Indian society, howsoever ignorant and selfish maybe, needs space to evolve, grow and prosper. Would Narendra Modi be able to do that? Truth is very hard to digest. If brave enough, go ahead and read. Not a thriller. Better than a thriller. One vs. All: Narendra Modi—Pariah to Paragon takes the reader to the demonic world of Indian politics, surrounded by the intrigues of a superstitious and ignorant society that loves dwelling in the past and detests any change.
Textbook of Molecular Biotechnology covers an amazing range of topics from the basic structure of the cell and diversity of microorganisms to the latest techniques in the field of biotechnology. Various topics have been included for the benefit of graduate and postgraduate students. In addition, the book will be of immense help for the researchers and can be used as a laboratory manual for various biotechnological techniques. A number of reputed subject experts, scientists, academicians, and researchers have contributed their chapters to this volume. This book describes the role of basic biotechnological tools in various spheres of human society, namely, agriculture, nutraceuticals, pharmaceuticals, nanobiotechnology, proteomics, metagenomics and Intellectual Property rights.
In recent times, the notion of citizenship has become increasingly prominent as the traditional boundaries of the nation-state face challenges from globalization, multiculturalism, and economic restructuring. In this context, Citizenship in a Globalizing World is a welcome addition in the field of political science as it takes a detailed look at the topic of citizenship, from the origins of both citizenship and the state, to various theories of citizenship and what it means in the modern context, when it has to coexist with forces of globalization and the rise of new social groups.
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