Morse, laboratory activity 11, building an electrostatic corona discharge motor, teaching about electrostatics, p. Iri approached dr jefimenko about reprinting the book and he agreed. Analysis of a coronadischarge based electrostatic motor. It is mostly known from the feynman lectures on physics, where it was used to introduce and describe the origin of electromagnetic radiation. Eric ej037003 electrostatic motors, physics teacher, 1971. I think the third winding is allways charging the cap the ss relay puts the main winding in series with the third winding at the correct time, take into account the rectifier diode in between them. Pdf this paper is aimed at proposing a new design of a. An electrostatic motor includes a cylindrical rotor and a stator. The electrostatic motor is most commonly used in micromechanical systems to create a drive voltage of less than 100 volts. Sadly, dr jefimenko passed away shortly after sending his approval but his assistant, david walker wrote the. Electrostatic motors their history types and principles of. Electromagnetic retardation and theory of relativity. Aug 09, 2014 one of the pioneers in electrostatic motors generators was oleg d. Request pdf design of high power electrostatic motor and generator using.
From that time, several generators exploiting a mechanical energy of rotation were. This motor is of the electret electrostatic type and its design is. Electron devices ed39 20609 1 jefimenko o d 1973 electrostatic motors start city. Their history, types and principles of operation, beltsville, md. Funky looking motor is powered by static electricity.
Electrets andor electrically conductive electrodes are disposed on the cylindrical rotor and a dielectric fluid fills space between the rotor and the stator to prevent discharge of the electrets. Get free from oleg d jefimenko causality electromagnetic. You do not want to waste power in the motor function, mass weight is important here for rotation. Oleg jefimenko deserves significant credit for presenting a valuable theory of the electrokinetic field, as he calls it 20. Electrostatic force acts through empty space electrostatic force much stronger than gravity electrostatic forces are inverse square law forces proportional to 1r 2 electrostatic force is proportional to the product of the amount of charge on each interacting object magnitude of the electrostatic force is given by coulombs law. Nov 30, 2019 bedinicole window motor with a jefimenko electrostatic motor twist.
Their history, types and principles of operation oleg jefimenko, thomas valone, david k. Oleg jefimenko electrostatic motors full book 75p download as pdf file. I was researching in this area long ago too and he was kind enough to send me a copy of his electrostatic. The device has no stator, so it appears that it rotates by ejecting cha. Journal articles by oleg jefimenko electret scientific. Future energy annual 2010 integrity research institute. Electrostatic motors meridian international research.
An electrostatic motor offers the potential of significantly less weight and higher energy efficiency. Last summer they presented a paper on electret motors and measuring devices at an international conference on dielectric noncon ducting materials at the university of lancaster in. Pdf analysis of a coronadischarge based electrostatic motor. Personal, possessive, reflexive pronouns reciprocal, demonstrative pronouns interrogative, relative, conjunctive pronouns indefinite, negative pronouns. Apr 20, 2020 bedinicole window motor with a jefimenko electrostatic motor twist. Oleg dmitrovich jefimenko 19222009 was among the most valued of contributors to the electric spacecraft journal. The energy loss is mainly the result of joule heating that is inherent with any current driven device. The book is printed on acid free fortune matte paper and is bound in high grade artificial leather cloth. Request pdf design of high power electrostatic motor and generator using electrets this paper describes the design of an electrostatic motor generator using electrets and its circuit. Their history, types, and principles of operation, authoro.
The last chapter shows how the electrostatic motor can be designed to be powered by atmospheric electricity, which professor jefimenko experimented with at the university of west virginia. Originally published by dr jefimenko, it had gone out of print. A different approach to the theory of electromagnetic and. Jan 25, 2021 an electrostatic motor uses the attraction and repulsion of an electric charge to generate energy. Physical peculiarities of coronadischarge motors springerlink. The weight in pounds that a heliumfilled balloon of spherical shape can lift is roughly equal to a quarter of the cube of its radius in feet. Share the full text of this article with up to 5 colleagues for free. Apr 30, 2020 bedinicole window motor with a jefimenko electrostatic motor twist.
The author is very meticulous to give dates and references for the historical use of particularly unique electrostatic motors. Electrostatic motors their history types principles of operation. Jefimenko, causality, electromagnetic induction, and gravitation. Walker have been working essentially on the theoretical aspects of this development.
Electrostatic motors are powered by electric field of the earth. I would figure that the diameter of the cylinder is about 3 inches or 0. Jul 06, 2020 oleg jefimenko electrostatic motors full book 75p download as pdf file. Mar 20, 2010 electrostatic motor plans simple, sensitive voltage motor using 2liter soda bottles william j. Electrostatic motors electrostatic motors jefimenko. Jefimenko constructed and operated electrostatic generators run by. They are based on the physics of the fairweather atmosphere that has an abundance of positive electric charges up to an altitude of 20 km. Teknologi mengendalikan polusi abu fly ash dari boiler by. Electrostatic motor the charles stark draper laboratory, inc. Electrodes are disposed on an inside cylindrical surface of the stator.
Jefimenkos corona motor run from a wimshurst electrostatic. An amazing genius and professor at west virginia university, oleg jefimenko wrote this unique book describing his experiments with electrostatic motors, carefully documenting with photographs and illustrations as well as explaining their construction, materials used and history. The formula provides a natural generalization of the coulombs law. The heavisidefeynman formula, also known as the jefimenko feynman formula, is a special case of jefimenko s equations obtained when the source is a single pointlike electric charge. Read download electrostatic motors pdf pdf download. Permanent magnet pulse motor generator to genetrate electric power and charge the batteries with free energy charging systems. Mar 16, 2019 bedinicole window motor with a jefimenko electrostatic motor twist. Oleg dmitrovich jefimenko was a physicist and professor emeritus at west virginia university. Apr 23, 2020 oleg jefimenko electrostatic motors full book 75p download as pdf file. Electrostatic m o t o r s it is also interesting to note that certain types of electrostatic motors were frequently.
Beaty, 1988 museum of science heres a simple electrostatic motor thats based on 2liter soda bottles and aluminum foil. Oleg jefimenko electrostatic motors pdf reader uanq. So it is a factor 10 less input energy already as mr. Still looking for a hall ic any ideas where to find one also did anyone find this paticular cap i have only one and the place where i got it, bg micro no longer has any. A mask is used to charge portions of an electret cylinder or. Its construction does not require access to a machine shop.
Funky looking motor is powered by static electricity hackaday. Design of high power electrostatic motor and generator using. Jefimenko constructed and operated electrostatic generators run. In 1971 and 1973, he won awards in the aapt apparatus competition. Electricity and magnetism jefimenko electricity and magnetism. I believe this is a more advanced and efficient circuit. Jefimenko worked for the development of the theory of electromagnetic retardation and relativity. Jefimenko s electrokineticsknown for his extensive work with atmospheric electricity, electrostatic motors and electrets, dr. Discovered by ben franklin in the 18th century, electrostatic motors are an allamerican invention. Jul 08, 2019 bedinicole window motor with a jefimenko electrostatic motor twist.
Jun 23, 2019 electrostatic m o t o r s it is also interesting to note that certain types of electrostatic motors were frequently. Stong, electrostatic motors are powered by electric field of the earth, the amateur scientist, october, 1974. High power electrostatic motor and generator using electrets. Design of high power electrostatic motor and generator. The motor s weight is due to the coils and magnets used to generate propulsion. Hi patrick, most of what mike posted is in public domain now and i dont think he has coke to it that i widow of. Jul 03, 2020 electrostatic m o t o r s it is also interesting to note that certain types of electrostatic motors were frequently. Jefimenko constructed and operated electrostatic generators run by atmospheric electricity. Keywordselectrostatic motor, ionic wind, coronadischarge, field. They have been studied extensively in recent years by oleg d. This is also known as a capacitor motor and is a type of eclectic motor. In fact, the first functional electretbased generator was developed in 1978 by jefimenko and walker 27.
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