Throughout the history of mankind, men have been continuously learning. They had to learn and learnt the simple skills inalienable with life throughout their life. In different stages of human civilization there is an unceasing process of learning and the modern civilization is a cumulative outcome of this ceaseless human learning.
Miracle-flavoured Snowflakes is an attempt to flourish despite the hardships of life. The stories featured have tales of wonder, question, philosophies and speculations and come to conclusions that end in star-studded miracles.
This book focuses on the mitigation of the destabilizing effects introduced by constant power loads (CPLs) in various non-isolated DC/DC converters and island DC microgrids using a robust non-linear sliding mode control (SMC) approach. This book validates theoretical concepts using real-time simulation studies and hardware implementations. Novel sliding mode controllers are proposed to mitigate negative impedance instabilities in DC/DC boost, buck, buck-boost, bidirectional buck-boost converters, and islanded DC microgrids. In each case, the condition for the large-signal stability of the converter feeding a CPL is established. An SMC-based nonlinear control scheme for an islanded DC microgrid feeding CPL dominated load is proposed so as to mitigate the destabilizing effect of CPL and to ensure system stability under various operating conditions. A limit on CPL power is also established to ensure system stability. For all proposed solutions, simulation studies and hardware implementations are provided to validate the effectiveness of the proposed sliding mode controllers.
Graphical representations have given a new dimension to the problem solving exercise in diverse subjects like mathematics, bio-sciences, chemical sciences, computer science and information technology, social sciences and linguistics. This book is devoted to the models of graph theory, and the solutions provided by these models to the problems encountered in these diverse fields of study. The text offers a comprehensive and coherent introduction to the fundamentals of graph theory, besides giving an application based approach to the subject. Divided into 13 chapters, the book begins with explicating the basics of graph theory, moving onto the techniques involved while drawing the graphs. The subsequent chapters dwell onto the problems solved by the Ramsey table and Perfect graphs. The algebraic graphs and their concepts are also explained with great precision. The concluding chapters discuss research oriented methodologies carried out in the field of graph theory. The research works include the work done by the author himself such as on Union Graphs and Triangular Graceful Graphs, and their ramifications. Primarily intended as a textbook for the undergraduate and postgraduate students of mathematics and computer science, this book will be equally useful for the undergraduate students of engineering. Apart from that, the book can be used as a reference by the researchers and mathematicians. Key Features: Incorporates numerous graphical representations in the form of well-labelled diagrams Presents a balanced approach with the help of worked-out examples, algorithms, definitions and remarks Comprises chapter-end exercises to judge students' comprehension of the subject
This volume covers services of the Toxicology Laboratory from common general emergency medicine to specialized treatment units, defining procedures for critical quantitative analysis in treating acute poisoning cases. If the diagnosis or the prognosis is in doubt, active elimination therapy is considered or the administration of certain antidotes is contemplated. Hence, the book describes not only simple analytical techniques such as various advanced techniques such as High performance liquid chromatography Gas chromatography Ultraviolet-visible spectrophotometry and Atomic absorption spectrometry Presently detailed account of Instrumentation Operating procedures Possible interfaces in the methodology and Prototype examples of analytical procedures specifying the sensitivity of each test.
This book is about Manipur's emotive issue of Kabaw Valley with Burma and the role British played therein. It also displays Nehru's mishandling of Kabaw Valley by transferring the same to Burma in March 1953 without the people and the Parliament's consent. Interwoven are also various Burmese principalities / kingdoms, various reigns of Manipur kings and Manipur's controversial merger to the Indian Dominion in 1949 along with British Indian Imperialism and Indian Independence Struggle. It is done so for the reader to dissect finer inner ideas and sequences. This is all the more necessary at the time of critical analysis of Manipur-Burma relationship, Anglo-Manipur relationship and finally Manipur's merger to India, including the final handing over of Kabaw valley to Burma. The other reason for inclusion of these topics is to give a stimulus to our young students and researchers, present and future, to implant in-depth researches and new thoughts in respect of Manipur history. This is not a history book, but historical accounts presented in a sequential form and in its true perspective. Many misleading Manipuri historical accounts, presented by various historians, scholars and writers (foreign and Indians), have been highlighted and placed in a proper basket. The author has tried to incorporate in-depth new thoughts and new interpretations, which were never found in any publication / research so far, for future students and researchers. It also highlights the killing of 6 British officials, including political Agent Grim Wood and Assam Chief Commissioner Quinton, the defeat of tiny Manipur at the hands of the British Army and subsequent public hanging of Prince Tikendrajit and Thangal General along with 3 other Manipuris in May-October 1891. The introductory Chapter has tried to give a brief account of an update of Manipur, the archaeological finds, its people, its language and Cheitharol Kumpaba - the Royal Chronicle of Manipur.
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