Bøger af Nick Jenkins

Fully updated and authoritative reference to wind energy technology written by leading academic and industry professionalsThe newly revised Third Edition of the Wind Energy Handbook delivers a fully updated treatment of key developments in wind technology since the publication of the book's Second Edition in 2011. The criticality of wakes within wind farms is addressed by the addition of an entirely new chapter on wake effects, including 'engineering' wake models and wake control. Offshore, attention is focused for the first time on the design of floating support structures, and the new 'PISA' method for monopile geotechnical design is introduced.The coverage of blade design has been completely rewritten, with an expanded description of laminate fatigue properties and new sections on manufacturing methods, blade testing, leading-edge erosion and bend-twist coupling. These are complemented by new sections on blade add-ons and noise in the aerodynamics chapters, which now also include a description of the Leishman-Beddoes dynamic stall model and an extended introduction to Computational Fluid Dynamics analysis.The importance of the environmental impact of wind farms both on- and offshore is recognized by expanded coverage, and the requirements of the Grid Codes to ensure wind energy plays its full role in the power system are described. The conceptual design chapter has been extended to include a number of novel concepts, including low induction rotors, multiple rotor structures, superconducting generators and magnetic gearboxes.References and further reading resources are included throughout the book and have been updated to cover the latest literature. As in previous editions, the core subjects constituting the essential background to wind turbine and wind farm design are covered. These include:* The nature of the wind resource, including geographical variation, synoptic and diurnal variations, and turbulence characteristics* The aerodynamics of horizontal axis wind turbines, including the actuator disc concept, rotor disc theory, the vortex cylinder model of the actuator disc and the Blade-Element/Momentum theory* Design loads for horizontal axis wind turbines, including the prescriptions of international standards* Alternative machine architectures* The design of key components* Wind turbine controller design for fixed and variable speed machines* The integration of wind farms into the electrical power system* Wind farm design, siting constraints, and the assessment of environmental impactPerfect for engineers and scientists learning about wind turbine technology, the Wind Energy Handbook will also earn a place in the libraries of graduate students taking courses on wind turbines and wind energy, as well as industry professionals whose work requires a deep understanding of wind energy technology.

Yossarian, Archon of the fabled city-state of Sardis, loses his love in death. Driven mad with grief he vows to descend to Hades and return her to the land of the living. Reluctantly accompanied by Sancho, his servant and companion, Yossarian seeks the aid of an Oracle and is joined on the journey by two young companions. Meanwhile Yossarian's brother, Marcos, plots to overthrow him and seize the throne of Sardis for himself. As Yossarian ventures through the desert, searching for the oasis of the Virgin's Tears and the entrance to Hades, Marcos assassins catch up with him and Yossarian faces battles in both the world of the living and the world of the dead.

"Speaker" is an unlovable thirty-something academic who spends his time writing articles for the Internet encyclopaedia "Wikipedia". While attempting mediation over a controversial article, Speaker is drawn into the conflict over an article about the Venezuelan president, Hugo Chavez. When one of the contributors, the beautiful 18 year old Aletheia, is found dead in her flat, Speaker is accused of murder. In the attempt to clear his name he uncovers a conspiracy between an FBI agent, a Columbian lawyer and elements of the Venezuelan government. He confronts the man he suspects to be the killer, his girlfriend is kidnapped, his closest friend is murdered and he faces a choice between abandoning his pursuit of truth or pushing through to the end at the peril of his own life.

Volume 2 of the Displacement series - Hari and Tatiana recover on Earth but their convalescence is short-lived as they are sucked into a conspiracy to overthrow the Eradign. Civil war erupts across the stars and Hari and Tatiana are caught in the middle, in the conflict that tears the Unity apart.

Hari Singh, the pilot of the Argonaut, a Daedalus class STL probe awakes to find the ship is lost in space. He and his crew abandon ship and land on an alien planet where they must fight for survival. They manage to attract the attention of an advanced starship and are rescued by the 'near-human' crew of the Uhorr. But their benefactors are not all they seem. In return for the salvage of the Argonaut, the captain of the Uhorr agrees to transport the characters to a civilised world. As Hari and the others strip the stricken Argonaut, the Uhorr's crew turn on them and murder eveyone but Hari and Tatiana, the ship's medic. In the fight, Hari and Tatiana manage to seize control of the Uhorr and kill the crew. Now they are lost in a strange universe, with a faster than light spaceship at their disposal....

In this collection of landscape images Nick Jenkins showcases the remote yet accessible attraction of this ever-popular visitor location.

This book provides a basic discussion of the smart distribution concept and new technologies related to it, including distributed energy resources (DERs), demand side integration, microgrids, CELL and virtual power plants. It describes various analysis methods and introduces the concept of planning and operating smart distribution networks, ofte

Is there only one possible outcome for the evolution of mankind? When two cultures light years apart follow different evolutionary paths, that question could be answered. And many more could be raised. In the twenty-second century, Earth was dying. World population was more than twenty billion, the global environment was in ruins, and living conditions were intolerable everywhere on the planet. Many people thought the only hope for mankind lay in colonizing space. And so giant ships were built to carry brave volunteers who would settle the planets of nearby stars. Many years later, the colonists returned. The Earth they found was a far different place than the Earth of their distant ancestors. And they were not welcome.

This book provides a basic discussion of the smart distribution concept and new technologies related to it, including distributed energy resources (DERs), demand side integration, microgrids, CELL and virtual power plants. It describes various analysis methods and introduces the concept of planning and operating smart distribution networks, often referred to as smart grids. This book will allow readers to engage with the immediate development of the electricity distribution networks and take part in the debate over the future Smart Grid.

Wind Power Integration provides a wide-ranging discussion on all major aspects of wind power integration into electricity supply systems. This second edition has been fully revised and updated to take account of the significant growth in wind power deployment in the past few years.