Guidelines on Fatigue

Guidelines on Fatigue PDF

Author: International Maritime Organization

Publisher: IMO Publishing

Published: 2002

Total Pages: 124

ISBN-13: 9789280151282

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To assist in the development of a marine safety culture by addressing the issue of fatigue, the IMO has developed practical guidance to assist interested parties to better understand and manage the issue of "fatigue".

IIW Guidelines on Weld Quality in Relationship to Fatigue Strength

IIW Guidelines on Weld Quality in Relationship to Fatigue Strength PDF

Author: Bertil Jonsson

Publisher: Springer

Published: 2016-04-13

Total Pages: 115

ISBN-13: 3319191985

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This book presents guidelines on quantitative and qualitative measures of the geometric features and imperfections of welds to ensure that it meets the fatigue strength requirements laid out in the recommendations of the IIW (International Institute of Welding). Welds that satisfy these quality criteria can be assessed in accordance with existing IIW recommendations based on nominal stress, structural stress, notch stress or linear fracture mechanics. Further, the book defines more restrictive acceptance criteria based on weld geometry features and imperfections with increased fatigue strength. Fatigue strength for these welds is defined as S-N curves expressed in terms of nominal applied stress or hot spot stress. Where appropriate, reference is made to existing quality systems for welds.In addition to the acceptance criteria and fatigue assessment curves, the book also provides guidance on their inspection and quality control. The successful implementation of these methods depends on adequate training for operators and inspectors alike. As such, the publication of the present IIW Recommendations is intended to encourage the production of appropriate training aids and guidelines for educating, training and certifying operators and inspectors.

Fatigue in Aviation

Fatigue in Aviation PDF

Author: John Caldwell

Publisher: Routledge

Published: 2016-05-12

Total Pages: 178

ISBN-13: 1317136241

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This updated edition includes fatigue and sleep definitions as well as strategies for the measurement and assessment of fatigue. The aviation performance, mood, and safety problems associated with sleep restriction and circadian disruptions in operational settings are highlighted. The biological bases of fatigue are discussed so that the reader can understand that it is a real physiological phenomenon and not 'just a state of mind'. Both traditional and newly-developed scientifically-valid countermeasures are presented, and a variety of data from diverse sources are included to provide readers with a 'toolbox' from which they can choose the best solutions for the fatigue-related problems that exist in their unique operational context. In addition, an essential overview of Fatigue Risk Management Systems is included to provide the basic structure necessary to build and validate a modern, integrated approach to successful fatigue management. The book is of interest to aviation crews in both civilian and military sectors--managers as well as pilots, flight crews, and maintainers. It aims to be user-friendly, although scientific information is included to help the reader fully understand the 'fatigue phenomenon' from an evidence-based perspective as well as to enhance the reader's appreciation for the manner in which various counter-fatigue interventions are helpful.

Recommendations for Fatigue Design of Welded Joints and Components

Recommendations for Fatigue Design of Welded Joints and Components PDF

Author: A. F. Hobbacher

Publisher: Springer

Published: 2015-12-23

Total Pages: 153

ISBN-13: 3319237578

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This book provides a basis for the design and analysis of welded components that are subjected to fluctuating forces, to avoid failure by fatigue. It is also a valuable resource for those on boards or commissions who are establishing fatigue design codes. For maximum benefit, readers should already have a working knowledge of the basics of fatigue and fracture mechanics. The purpose of designing a structure taking into consideration the limit state for fatigue damage is to ensure that the performance is satisfactory during the design life and that the survival probability is acceptable. The latter is achieved by the use of appropriate partial safety factors. This document has been prepared as the result of an initiative by Commissions XIII and XV of the International Institute of Welding (IIW).

Understanding and Treating Chronic Fatigue

Understanding and Treating Chronic Fatigue PDF

Author: Joel L. Young

Publisher: Bloomsbury Publishing USA

Published: 2020-08-19

Total Pages: 167

ISBN-13:

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Some doctors still think Chronic Fatigue Syndrome is a "fake" diagnosis. In this book, Joel Young, MD, presents the research, experience, and treatments that prove otherwise. Millions of Americans experience chronic fatigue syndrome (CFS), a continuous exhaustion and a feeling comparable to that of having just run a marathon when all they have done is a daily living task, such as taking a shower or getting dressed. Doctors don't have tests for CFS, and some think it's a faux or psychological disorder. Joel Young, MD, in this heavily researched book, explains why it is a true physical illness and how it may be treated. He details how he successfully treats the symptoms, which can include severe fatigue, "brain fog," chronic pain, and sleep problems. Unlike doctors who recommend exercise, supplements, or opioid medications, Young integrates such options as long-acting stimulants, meditation, and dietary changes to reduce fatigue, as well as non-opioid drugs, medical marijuana, and self-help options including yoga for the associated chronic pain.

Chronic Fatigue Syndrome Treatment

Chronic Fatigue Syndrome Treatment PDF

Author: Erica F. Verrillo

Publisher: Macmillan

Published: 1998-02-15

Total Pages: 436

ISBN-13: 9780312180669

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Combining a self-help manual, personal histories of chronic fatigue sufferers and a dictionary of symptoms and treatments, this comprehensive volume details every facet of the disease and thoroughly discusses every treatment currently available--from diagnosis to symptoms to traditional and alternative therapies to support groups.

Human Fatigue Risk Management

Human Fatigue Risk Management PDF

Author: Susan L. Murray

Publisher: Academic Press

Published: 2016-06-24

Total Pages: 282

ISBN-13: 0128026642

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Human Fatigue Risk Management: Improving Safety in the Chemical Processing Industry teaches users everything they need to know to mitigate the risk of fatigued workers in a plant or refinery. As human fatigue has been directly linked to several major disasters, the book explores the API RP 755 guidelines that were released to reduce these types of incidents. This book will help users follow API RP 755 and/or implement a fatigue risk management system in their organization. Susan Murray, a recognized expert in the field of sleep deprivation and its relation to high hazard industries, has written this book to be useful for HSE managers, plant and project managers, occupational safety professionals, and engineers and managers in the chemical processing industry. As scheduling of shifts is an important factor in reducing fatigue and accident rates, users will learn the benefits of more frequent staff rotation and how to implement an ideal scheduling plan. The book goes beyond API RP 755, offering more detailed understanding of why certain measures for managing fatigue are beneficial to a company, including examples of how theory can be put into practice. It is a simple, digestible book for managers who are interested in addressing human factor issues at their workplace in order to raise safety standards. Covers sleep, sleep disorders, and the consequences of fatigue as related to high-hazard industries Helps improve safety standards at the plant level Provides information on how to comply with API RP 755 and related OSHA 29CFR1910 articles Relates fatigue and human performance to accidents, helping readers make a case for implementing a human fatigue risk management policy, which, in turn, prevents loss of property and life

The Complete Idiot's Guide to Fighting Fatigue

The Complete Idiot's Guide to Fighting Fatigue PDF

Author: Nadine Saubers R.N., B.S.N.

Publisher: Penguin

Published: 2008-08-05

Total Pages: 308

ISBN-13: 1440636230

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A boost of energy for your customers (and your sales) Exhaustion is rampant nowadays—for both medical and lifestyle reasons. In this helpful guide, a healthcare professional and scientific researcher explains the common causes of fatigue, both physical and emotional—and the most effective ways to prevent and combat it. Readers will be able to recognize the warning signs of systemic fatigue; figure out when medical treatment is required; learn lifestyle solutions; discover alternative therapies; and consult a resource section for even more information. • Expert author brings an integrated approach—both traditional and alternative—to the prevention and treatment of fatigue • Can be used by the millions of people suffering from such conditions as fibromyalgia

The Fatigue and Fibromyalgia Solution

The Fatigue and Fibromyalgia Solution PDF

Author: Jacob Teitelbaum M.D.

Publisher: Penguin

Published: 2013-08-06

Total Pages: 320

ISBN-13: 1583335145

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The nation’s leading expert on chronic fatigue and fibromyalgia offers a practical and concise guide to restoring health and energy. Millions of Americans have turned to Dr. Jacob Teitelbaum’s landmark From Fatigued to Fantastic, the all-time best-selling book on combating disabling fatigue and fibromyalgia. Now, The Fatigue and Fibromyalgia Solution provides the most cutting-edge research and scientific information, offering the latest advances in treating chronic fatigue syndrome, fibromyalgia, and the baffling, often dismissed symptoms associated with these debilitating conditions. From the best strategies for using medications and nutritional supplements to the most recent alternative therapies and recommendations for lifestyle modifications, The Fatigue and Fibromyalgia Solution delivers extensive wisdom in a condensed volume, making it truly accessible. Dr. Teitelbaum also presents the simple-to-apply SHINE Protocol, addressing Sleep, Hormonal support, Infections, Nutritional support and Exercise. Helping all readers develop an individualized program, Dr. Teitelbaum has created a new lifeline for anyone seeking compassionate, proven approaches for restoring wellness and regaining optimal energy and vitality.

The Welding Engineer’s Guide to Fracture and Fatigue

The Welding Engineer’s Guide to Fracture and Fatigue PDF

Author: Philippa L Moore

Publisher: Elsevier

Published: 2014-11-21

Total Pages: 227

ISBN-13: 1782423915

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The Welding Engineer's Guide to Fracture and Fatigue provides an essential introduction to fracture and fatigue and the assessment of these failure modes, through to the level of knowledge that would be expected of a qualified welding engineer. Part one covers the basic principles of weld fracture and fatigue. It begins with a review of the design of engineered structures, provides descriptions of typical welding defects and how these defects behave in structures undergoing static and cyclical loading, and explains the range of failure modes. Part two then explains how to detect and assess defects using fitness for service assessment procedures. Throughout, the book assumes no prior knowledge and explains concepts from first principles. Covers the basic principles of weld fracture and fatigue. Reviews the design of engineered structures, provides descriptions of typical welding defects and how these defects behave in structures undergoing static and cyclical loading, and explains the range of failure modes. Explains how to detect and assess defects using fitness for service assessment procedures.