George Ellis – författare

Observers are digital algorithms that combine sensor outputs with knowledge of the system to provide results superior to traditional structures, which rely wholly on sensors. Observers have been used in selected industries for years, but most books explain them with complex mathematics. Observers in Control Systems uses intuitive discussion, software experiments, and supporting analysis to explain the advantages and disadvantages of observers. If you are working in controls and want to improve your control systems, observers could be the technology you need and this book will give you a clear, thorough explanation of how they work and how to use them.

Control systems and devices have become the most essential part of nearly all mechanical systems, machines, devices and manufacturing systems throughout the world. Increasingly the efficiency of production, the reliability of output and increased energy savings are a direct result of the quality and deployment of the control system. A modern and essential tool within the engineer's kit is the Observer which helps improve the performance and reduce the cost of these systems.

George Ellis is the author of the highly successful Control System Design Guide (Second Edition). Unlike most controls books, which are written by control theorists and academics, Ellis is a leading engineer, designer, author and lecturer working in industry directly with the users of industrial motion control systems. Observers in Control Systems is written for all professional engineers and is designed to be utilized without an in-depth background in control theory. This is a "real-world" book which will demonstrate how observers work and how they can improve your control system. It also shows how observers operate when conditions are not ideal and teaches the reader how to quickly tune an observer in a working system.

Software Available online: A free updated and enhanced version of the author's popular Visual ModelQ allows the reader to practice the concepts with Visual ModelQ models on a PC. Based on a virtual laboratory, all key topics are demonstrated with more than twenty control system models. The models are written in Visual ModelQ ,and are available on the Internet to every reader with a PC.

Teaches observers and Kalman filters from an intuitive perspective Explains how to reduce control system susceptibility to noise Shows how to design an adaptive controller based on estimating parameter variation using observers Shows how to improve a control system's ability to reject disturbances Key topics are demonstrated with PC-based models of control systems. The models are written in both MatLab� and ModelQ; models are available free of charge

Project Management in Product Development: Leadership Skills and Management Techniques to Deliver Great Products is written for new and aspiring project managers in product development. Although texts on project management are common, the material presented here is unique, instead focusing on product development, a challenging segment of project management because of the high level of uncertainty, the need for a robust set of problem-solving techniques, and a demand for broad cross-functional teams.

The book also focuses on more than just project management techniques, including a thorough treatment of transformational and transactional leadership. Other topics covered include problem-solving techniques, development, and continuous improvement of processes required in product development, risk recognition and management, and proper communication with mangers and other stakeholders.

Finally, project management techniques used in product development are presented, including the critical path method, scrum and XP, and Kanban/lean project development, along with the strengths and weaknesses of each.

Provides ways to successfully manage product development projects by teaching traditional and advanced project management techniques like Gantt, CPM, Agile, Lean, and others Covers transformational and transactional leadership, how to create a vision and engage the team, as well as tactics on how to manage a complex set of tasks Uses a practical, common sense approach to the day-to-day activities of a project manager, including project planning, project process development, problem-solving, project portfolio management, reporting, and more Presents a thorough comparison of popular project management tools Includes many examples, cases, and side-bars that are included throughout the book

Improve: The Next Generation of Continuous Improvement for Knowledge Work presents lean thinking for professionals, those who Peter Drucker called knowledge workers. It translates the brilliant insights from Toyota's factory floor to the desktops of engineers, marketers, attorneys, accountants, doctors, managers, and all those who "think for a living." The Toyota Production System (TPS) was born a century ago to an almost unknown car maker who today is credited with starting the third wave of the Industrial Revolution. TPS principles, better known as lean thinking or continuous improvement, are simple: increase customer value, cut hidden waste, experiment to learn, and respect others. As simple as they are, they are difficult to apply to the professions, probably because of the misconception that knowledge work is wholly non-repetitive. But much of our everyday work does repeat, and in great volume: approvals, problem-solving, project management, hiring, and prioritization are places where huge waste hides. Eliminate waste and you delight customers and clients, increase financial performance, and grow professional job satisfaction, because less waste means more success and more time for expertise and creativity.

This book is a valuable resource for leaders of professional teams who want to improve productivity, quality, and engagement in their organizations.

Experience the proven benefits of continuous improvement 40%-70% increase in productivity from professionals and experts >85% projects on-time Reduce lead time by 50%-90% Engagement up and voluntary severance cut >50% Dozens of simple visual tools that anyone can implement immediately in their existing framework All tools and techniques applicable to both face-to-face and virtual meetings Easy-to-understand approach: "simplify, engage, experiment� Presented with deep respect for the experts; no "check the box� thinking or overused analogies to the factory floor

Control Systems Design Guide has helped thousands of engineers to improve machine performance. This fourth edition of the practical guide has been updated with cutting-edge control design scenarios, models and simulations enabling apps from battlebots to solar collectors. This useful reference enhances coverage of practical applications via the inclusion of new control system models, troubleshooting tips, and expanded coverage of complex systems requirements, such as increased speed, precision and remote capabilities, bridging the gap between the complex, math-heavy control theory taught in formal courses, and the efficient implementation required in real industry settings. George Ellis is Director of Technology Planning and Chief Engineer of Servo Systems at Kollmorgen Corporation, a leading provider of motion systems and components for original equipment manufacturers (OEMs) around the globe. He has designed an applied motion control systems professionally for over 30 years He has written two well-respected books with Academic Press, Observers in Control Systems and Control System Design Guide, now in its fourth edition. He has contributed articles on the application of controls to numerous magazines, including Machine Design, Control Engineering, Motion Systems Design, Power Control and Intelligent Motion, and Electronic Design News. Explains how to model machines and processes, including how to measure working equipment, with an intuitive approach that avoids complex math Includes coverage on the interface between control systems and digital processors, reflecting the reality that most motion systems are now designed with PC software Of particular interest to the practicing engineer is the addition of new material on real-time, remote and networked control systems Teaches how control systems work at an intuitive level, including how to measure, model, and diagnose problems, all without the unnecessary math so common in this field Principles are taught in plain language and then demonstrated with dozens of software models so the reader fully comprehend the material (The models and software to replicate all material in the book is provided without charge by the author at www.QxDesign.com) New material includes practical uses of Rapid Control Prototypes (RCP) including extensive examples using National Instruments LabVIEW

The past forty years have been a time of spectacular development in the study of general relativity and cosmology. A special role in this has been played by the influential research groups led by Dennis Sciama in Cambridge, Oxford, and Trieste. In April 1992 many of his ex-students and collaborators came to Trieste (where he is currently Professor) for a review meeting to celebrate his 65th birthday. This book consists of written versions of the talks presented which, taken together, comprise an authoritative overview of developments which have taken place during his career to date. The topics covered include fundamental questions in general relativity and cosmology, black holes, active galactic nuclei, galactic structure, dark matter, and large scale structure.

This controversial book examines one of the most fundamental questions of modern cosmology: how much matter is there in the Universe? This issue affects theories of the origin and evolution of the Universe as well as its geometrical structure and ultimate fate. The authors discuss all the relevant cosmological and astrophysical evidence and come to the conclusion that the balance of arguments presently lies with a density of around twenty per cent of the critical density required for the Universe to ultimately recollapse. Because the arguments presented constitute a 'state-of-the-art' analysis of the observational and theoretical arguments surrounding the existence of dark matter, primordial nucleosynthesis, large-scale structure formation and the cosmic microwave background radiation, this study provides the reader with an indispensable introduction to the most exciting recent developments in modern cosmology. Written by two eminent cosmologists, this topical and provocative book will be essential reading for all cosmologists and astrophysicists.

The nature/nurture question is an age-old problem. Beyond Evolutionary Psychology deals with the relation between culture, evolution, psychology and emotion, based both in the underlying biology, determined by our evolutionary heritage, and in the interaction of our brain with the physical, ecological and social environment, based in the key property of brain plasticity. Ellis and Solms show how the brain structures that underlie cognition and behaviour relate to each other through developmental processes guided by primary emotional systems. This makes very clear which brain modules are innate or 'hard-wired', and which are 'soft-wired' or determined through environmental interactions. The key finding is that there can be no innate cognitive modules in the neocortex, as this is not possible on both developmental and genetic grounds; in particular there can be no innate language acquisition device. This is essential reading for students and scholars of evolutionary psychology and evolutionary biology.

The nature/nurture question is an age-old problem. Beyond Evolutionary Psychology deals with the relation between culture, evolution, psychology and emotion, based both in the underlying biology, determined by our evolutionary heritage, and in the interaction of our brain with the physical, ecological and social environment, based in the key property of brain plasticity. Ellis and Solms show how the brain structures that underlie cognition and behaviour relate to each other through developmental processes guided by primary emotional systems. This makes very clear which brain modules are innate or 'hard-wired', and which are 'soft-wired' or determined through environmental interactions. The key finding is that there can be no innate cognitive modules in the neocortex, as this is not possible on both developmental and genetic grounds; in particular there can be no innate language acquisition device. This is essential reading for students and scholars of evolutionary psychology and evolutionary biology.