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Technical White Paper
Technical White Paper North American Power Distribution Prepared By Brad Gaffney, P Eng. Newterra Ltd. 1291 California Avenue P.O. Box 1517 Brockville Ontario K6V 5Y6 www.newterra.com This document is intended for the identified parties and contains confidential and proprietary information. Unauthorized distribution, use, or taking action in reliance upon this information is prohibited. If you have received this document in error, please delete all copies and contact Newterra Ltd. Copyright 1992-2020 Newterra Ltd. Abstract The following is an overview of power generation, transmission, and distribution in North America. Electrical power is the lifeblood of our ever so gadget-filled, technological economy. For most, it’s just a flick of a switch or the push of a button; many end users don’t know or care about the complexities involved in the transportation of billions of kilowatts throughout the country. However, one man by the name of Nikola Tesla had a vision for the use of electrical power back in 1882 when he realized that alternating current was the key to efficient, reliable power distribution over long distances. One obstacle that had to be overcome was the invention of an alternating current AC motor. Tesla demonstrated his patented 1/5 horsepower two-phase motor at Colombia University on May 16, 1888. By 1895 in Niagara Falls, NY the world’s first commercial hydroelectric AC power plant was in full operation using Tesla’s motor. To this day almost every electric induction motor in use is based on Tesla’s original design. Introduction The purpose of this paper is to give the reader a basic understanding of the process involved in power generation, transmission/distribution, and common end-user configuration in North America. -
{DOWNLOAD} Memento and Following Kindle
MEMENTO AND FOLLOWING PDF, EPUB, EBOOK Christopher Nolan | 240 pages | 15 Jun 2001 | FABER & FABER | 9780571210473 | English | London, United Kingdom Unlimited acces Film: Memento and Following Book - video Dailymotion Leonard has created an entirely new identity built on a lie, and because his creation is based on a lie, it ultimately leads to a destructive conclusion, which is that he becomes nothing more than Teddy's hitman. Like The Young Man from Following or Robert Angier from The Prestige or Mal from Inception , Leonard has provided himself a comforting lie, and that lie has proven to be his downfall until he finally decides to pursue something that's true—Teddy is using him and so Teddy must be stopped. The cautionary tale in Memento is that Leonard Shelby, despite his unique condition, is universal in how he lies to himself. Nolan isn't opposed to the concept of a lie—he's a storyteller after all. But he's fascinated by how lies are implemented. For Nolan, lies are tools, and sometimes they can be used to benevolent purposes like a magic show in The Prestige or the mind heist in Inception. In Memento , Leonard finds a new lie—that Teddy is responsible for the rape and murder of Leonard's wife—but like all good art, it's a lie that tells the truth. Teddy may not be responsible for Leonard's condition, but his desire to use Leonard as a weapon makes him at least partially responsible for Leonard's predicament. Leonard lies to himself on a tapestry of good intentions; he tells himself he's not a killer. -
Tesla's Magnifying Transmitter Principles of Working
School of Electrical Engineering University of Belgrade Tesla's magnifying transmitter principles of working Dr Jovan Cvetić, full prof. School of Electrical Engineering Belgrade, Serbia [email protected] School of Electrical Engineering University of Belgrade Contens The development of the HF, HV generators with oscilatory (LC) circuits: I - Tesla transformer (two weakly coupled LC circuits, the energy of a single charge in the primary capacitor transforms in the energy stored in the capacitance of the secondary, used by Tesla before 1891). It generates the damped oscillations. Since the coils are treated as the lumped elements the condition that the length of the wire of the secondary coil = quarter the wave length has a small impact on the magnitude of the induced voltage on the secondary. Using this method the maximum secondary voltage reaches about 10 MV with the frequency smaller than 50 kHz. II – The transformer with an extra coil (Magnifying transformer, Colorado Springs, 1899/1900). The extra coil is treated as a wave guide. Therefore the condition that the length of the wire of the secondary coil = quarter the wave length (or a little less) is necessary for the correct functioning of the coil. The purpose of using the extra coil is the generation of continuous harmonic oscillations of the great magnitude (theoretically infinite if there are no losses). The energy of many single charges in the primary capacitor are synchronously transferred to the extra coil enlarging the magnitude of the oscillations of the stationary wave in the coil. The maximum voltage is limited only by the breakdown voltage of the insulation on the top of the extra coil and by its dimensions. -
Wireless Power Transmission
International Journal of Scientific & Engineering Research, Volume 5, Issue 10, October-2014 125 ISSN 2229-5518 Wireless Power Transmission Mystica Augustine Michael Duke Final year student, Mechanical Engineering, CEG, Anna university, Chennai, Tamilnadu, India [email protected] ABSTRACT- The technology for wireless power transfer (WPT) is a varied and a complex process. The demand for electricity is much higher than the amount being produced. Generally, the power generated is transmitted through wires. To reduce transmission and distribution losses, researchers have drifted towards wireless energy transmission. The present paper discusses about the history, evolution, types, research and advantages of wireless power transmission. There are separate methods proposed for shorter and longer distance power transmission; Inductive coupling, Resonant inductive coupling and air ionization for short distances; Microwave and Laser transmission for longer distances. The pioneer of the field, Tesla attempted to create a powerful, wireless electric transmitter more than a century ago which has now seen an exponential growth. This paper as a whole illuminates all the efficient methods proposed for transmitting power without wires. —————————— —————————— INTRODUCTION Wireless power transfer involves the transmission of power from a power source to an electrical load without connectors, across an air gap. The basis of a wireless power system involves essentially two coils – a transmitter and receiver coil. The transmitter coil is energized by alternating current to generate a magnetic field, which in turn induces a current in the receiver coil (Ref 1). The basics of wireless power transfer involves the inductive transmission of energy from a transmitter to a receiver via an oscillating magnetic field. -
A Novel Single-Wire Power Transfer Method for Wireless Sensor Networks
energies Article A Novel Single-Wire Power Transfer Method for Wireless Sensor Networks Yang Li, Rui Wang * , Yu-Jie Zhai , Yao Li, Xin Ni, Jingnan Ma and Jiaming Liu Tianjin Key Laboratory of Advanced Electrical Engineering and Energy Technology, Tiangong University, Tianjin 300387, China; [email protected] (Y.L.); [email protected] (Y.-J.Z.); [email protected] (Y.L.); [email protected] (X.N.); [email protected] (J.M.); [email protected] (J.L.) * Correspondence: [email protected]; Tel.: +86-152-0222-1822 Received: 8 September 2020; Accepted: 1 October 2020; Published: 5 October 2020 Abstract: Wireless sensor networks (WSNs) have broad application prospects due to having the characteristics of low power, low cost, wide distribution and self-organization. At present, most the WSNs are battery powered, but batteries must be changed frequently in this method. If the changes are not on time, the energy of sensors will be insufficient, leading to node faults or even networks interruptions. In order to solve the problem of poor power supply reliability in WSNs, a novel power supply method, the single-wire power transfer method, is utilized in this paper. This method uses only one wire to connect source and load. According to the characteristics of WSNs, a single-wire power transfer system for WSNs was designed. The characteristics of directivity and multi-loads were analyzed by simulations and experiments to verify the feasibility of this method. The results show that the total efficiency of the multi-load system can reach more than 70% and there is no directivity. Additionally, the efficiencies are higher than wireless power transfer (WPT) systems under the same conductions. -
The Prestige Cast Tesla
The prestige cast tesla click here to download Although Nolan had previously cast Bale as Batman in Batman Begins, David Bowie as Nikola Tesla, the real-life inventor who creates a. The Prestige Poster Christian Bale in The Prestige () David Bowie in The Prestige () Christian Bale and Hugh . Cast overview, first billed only. Hugh Jackman in The Prestige () Christian Bale and Hugh Jackman in The .. The film cast includes two Oscar winners, Christian Bale and Sir Michael The whole Tesla plotline might feel like a convenient plot device, but Tesla is a. The Prestige () cast and crew credits, including actors, actresses, directors, writers and Thomas D. Krausz set dressing gang boss: Tesla (uncredited). Is there a deeper twist at the end of The Prestige that we aren't seeing? In a nutshell, Angier believes that Tesla built a machine for Borden, and he demands . According to Christopher Nolan, casting the small, but vital role of Nikola Tesla in The Prestige was one of the most difficult actions in the film. Did you ever think about not having the Tesla machine work and that . As an aside, it was a nice opportunity to cast a favorable light on Tesla. The central lines of The Prestige are spoken by Tesla when Angier is perfectly cast and gives what may be his best all-round performance. Cast[edit] Perabo - Julia McCullough; Rebecca Hall - Sarah Borden; Scarlett Johansson - Olivia Wenscombe; David Bowie - Nikola Tesla. When we were casting The Prestige, we had gotten very stuck on the character of Nikola Tesla. Tesla was this other-worldly, ahead-of-his-time. -
Towner Award Nominee Books 2015 Electrical Wizard: How Nikola Tesla
Towner Award Nominee Books 2015 Electrical Wizard: How Publisher: Candlewick Press, Curriculum Connections: Electricity, magnets, physical science, Nikola Tesla Lit Up the Somerville, MA. 2013 alternating current vs. direct current, Nikola Tesla vs. Thomas Edison, inventions, patents/copyright, science fairs, World Genre/type: Biography, revolutionary ideas, biographies by Elizabeth Rusch storybook format Features: Illustrations, storybook format, index with Illustrations by Oliver specifics of Tesla’s life work, index of scientific notes & Dominguez diagrams of AC & DC currents, bibliography & further reading. As a young boy, Nikola Tesla had ideas ahead of his time. Tesla developed electricity using an alternating current that was safer and cheaper than the direct current developed by his hero-turned-rival Thomas Edison. A beautifully illustrated book in a story-telling, read-aloud format. Following are suggested resources for text-sets targeting the possible curriculum connections above. Books: Author Title/Publisher Grade Comments ISBN/Publication Levels Date Helfand, The Wright Brothers 3-8 This memorable graphic novel, tells the story of 978-9380028460 Lewis the Wright Brothers, their trials and tribulations c2011 Kalyani Navyug Media Pvt. growing up, becoming inventors, and their life after Genre/type: Ltd. their airplane invention. They struggled to patent Graphic and gain credit for their invention, just like Nikola Novel Tesla. The drawn visuals throughout the book (biography) help students quickly learn about the Wright brothers (in about 30-60 min.) and help the facts stick with you. Kamkwamba, The Boy Who Harnessed 2-6 As a young boy, William Kamkwamba’s village in 978-0803735118 William the Wind Malawi, Africa experienced a drought. -
Electric Motor “Bootcamp” for NVH Engineers HBM PRODUCT PHYSICS CONFERENCE 2020, DAY 1
Electric Motor “Bootcamp” for NVH Engineers HBM PRODUCT PHYSICS CONFERENCE 2020, DAY 1 Ed Green, Ph.D. HBK Sound and Vibration Engineering Services Ed Green, Ph.D. • Ph.D. Purdue University - Ray W. Herrick Laboratories (1995) • Noise and Vibration Engineer in the Detroit area for the last 26 years • Principal Staff Engineer at HBK Sound and Vibration Engineering Services for last 9 years • Three years as High-Voltage Product Engineer 2 Electric Motor “Bootcamp” NVH Engineers - Background • With the transition from ICE to electric motor propulsion, NVH engineers need to learn the basics of electric motor technology • According to BloombergNEF, “By 2040, over half of new passenger vehicles sold will be electric.” (https://about.bnef.com/electric-vehicle- outlook/) This Photo by Unknown Author is licensed under CC BY-SA-NC 3 Electric Motor “Bootcamp” NVH Engineers - Outline • Physics of electric machines • Difference between Synchronous, Induction, and Reluctance motors • Control circuitry and algorithms used to power electric motors • Trade-offs of different types of traction motors and their impacts on N&V • Value of measuring current, voltage, and torque ripple along with mic and accel measurements 4 Physics The physics of most traction motors is the same = Maximize force (torque) by increasing flux density and current First Finger – Field Middle Finger – Current Thumb - Motion Fleming’s Left Hand Rule 5 Magnetic circuit Shown is the magnetic circuit for a permanent magnet motor The rotor is a magnet, and the stator is a magnetic material -
Tesla's Polyphase System and Induction Motor
SERBIAN JOURNAL OF ELECTRICAL ENGINEERING Vol. 3, No. 2, November 2006, 121-130 Tesla’s Polyphase System and Induction Motor Petar Miljanić1 1 Introduction While new scientific knowledge is acquired by learning, observation, experiments and thinking, the inventions are mostly the fruit of the intuition of individuals and of their creative impulses. Inventors are people who use consciously or unconsciously the accumulated human knowledge and experi- ence, and find useful solutions for the humanity. Some of those inventions are epochal, like for instance the inventions of the steam and the internal combustion engine. These epochal inventions obviously include the Tesla’s system of poly- phase alternate currents and Tesla’s induction motor. It can be often heard that in some eras of civilization there appear needs and there ripen circumstances for the appearance of great inventions. The sequence of the human acquisition of knowledge of natural phenomena on which the function of the induction motor is based, and the sequence of experiments in the attempt to make the induction motor show that that opinion is not without basis. In the following lines, we will tell the story of the induction motor. That story will not be limited to Tesla’s key contribution only, but it will mention things that happened before and after Tesla’s patent applications by the end of 1887. 2 Discoveries The induction motor rotates thanks to the natural phenomenon which may be described by the following words: the moving magnetic field of one part of the motor, for instance the stator, induces currents in the conducting parts of another part of the motor, the rotor. -
Tesla's Connection to Columbia University by Dr. Kenneth L. Corum
* Tesla’s Connection to Columbia University by Kenneth L. Corum and James F. Corum, Ph.D. “The invention of the wheel was perhaps rather obvious; but the invention of an invisible wheel, made of nothing but a magnetic field, was far from obvious, and that is what we owe to Nikola Tesla.” Professor Reginald Kapp, 1956 INTRODUCTION The Electrical Engineering curriculum at Columbia University, though not the first in the US, is one of the oldest and most respected EE programs in the world. From the beginning, a conscientious effort was made to base it on a foundation of science. It has been guided by the specific philosophy stated by Professor Michael Pupin: “Professor Crocker and I maintained that there is an ‘electrical science’ which is the real soul of electrical engineering.” Arguably the most stunning and significant lecture in modern history was presented one spring evening, more than a century ago, at Columbia University. The wealth of nations turned on its merits. Weighing on the balances would be our vast cities, civilization, and quality of life. But, what was it? . .Whatever it was, its impact has been as momentous for the progress and prosperity of civilization as the invention of the wheel! . It was Tesla’s great discovery and analysis of the rotating magnetic field, and a means for the electrical distribution of energy.1 As a result of the analysis presented in this lecture, the great Falls of Niagara would soon be harnessed for the benefit of mankind and launch civilization into the “Electromagnetic Century”. The Engineering Council for Professional Development (now called ABET) has defined “Engineering” as “that profession which utilizes the resources of the planet for the benefit of mankind”. -
Christopher Nolan's Insomnia & the Renewal
WHITE NIGHTS OF THE SoUL: CHRISTOPHER NoLAN's INSOMNIA & THE RENEWAL OF MORAL REFLECTION IN FILM1 J. L. A. Garcia "In this Light, how can you hide? You are not transparent enough while brightness breathes from every side. Look into yourself. here is your Friend, a single spark, yet Luminosity." -Pope john Paul II, "Shores of Silence" 2 "I said ... to Eve[ning], 'Be soon"' -Francis Thompson, "Hound of Heaven"3 "Insomnia is constituted by the consciousness that it will never finish-that is, that there is no longer any way of withdrawing from the vigilance to which one is held ... The present is welded to the past, is entirely the heritage of the past: it renews nothing. It is always the same present or the same past that endures ... "... this immortality from which one cannot escape ... a vigilance without recourse to sleep. That is to say, a vigilance without refuge in unconsciousness, without the possibility ofwithdrawing into sleep as into a private domain. " -Emmanuel Levinas, Time and the Other4 1 This article originally appeared in Logos 9:4 (Fall, 2006): 82-117 and is reprinted with permission. The author expresses his appreciation to Professors Laura Garcia and Thomas Hibbs, who helped him to look for deeper themes in movies and to think more seriously about them, although any mistakes are his own. j. Veith, V. Devendra, and Laura Garcia also assisted with citations and editing. 2 john Paul II, "Shores of Silence," in Collected Poems, translated by jerzy Peterkiewicz (New York: Random House, 1982), p. 7. 3 Francis Thompson, "The Hound of Heaven," in I Fled Him Down the Nights and Down the Days, with commentary and notes by john Quinn, S.j. -
Electrical Wizard: How Nikola Tesla Lit up the World
Electrical Wizard: How Nikola Tesla Lit Up the World AUTHOR: Elizabeth Rusch PUBLISHER: Candlewick Press COPYRIGHT DATE: 2013 GENRE: Picture-Book Biography LEXILE: 840 SUMMARY: Starting at a very young age, Nikola Tesla was drawn to energy and electricity. He spent much of his life trying to figure out ways to make electricity run more smoothly. Fighting his way through several obstacles and with much hard work and determination, Tesla made some amazing discoveries and inventions that would change human lives forever. BOOKTALK: We’ve all heard of Thomas Edison and his great contributions to our lives. But, have you heard of Nikola Tesla? Do you know that he made some amazing discoveries about electricity that changed people’s lives forever? Read this book to learn about Nikola Tesla’s life, his discoveries, and his rivalry with Thomas Edison. AUTHOR’S BIOGRAPHICAL SKETCH: Author’s Name: Elizabeth Rusch Author’s Website: www.elizabethrusch.com Other books written by the author: A Day with No Crayons For the Love of Music The Planet Hunter Volcano Rising Generation Fix Muddy Max Will It Blow? The Mighty Mars Rovers The Next Wave Eruption! CHALLENGING WORDS mystified (v)--confused, puzzled ricocheted (v)--bounced off at an angle conjured (v)--produced as if by magic propeller (n)--a device made of blades that turn quickly to move an airplane pummeled (v)--beat bigwig (n)--an important person generators (n)--a machine that turns mechanical energy into electrical energy YHBA Intermediate Book Committee Final Activity Sheet, Last Revised 2013 alabaster (n)--white-colored stone gawked (v)--stared baffling (adj)--confusing astounding (adj)--amazing limelight (n)--center of attention toiled (v)--worked hard throng (n)--a crowd unfathomable (adj)--impossible to understand DISCUSSION QUESTIONS: 1.