Engineer 3D Prints Amazing Wirelessly Powered Tesla Desk Lamp
March 10, 2015 - table lamp
When we demeanour behind in story during some of a many important inventors of a past several decades, one male stands nearby or during a tip when it come to origination contributions to technological development. That male is Nikola Tesla, and one of his mentors (and rivals) was another obvious inventor, named Thomas Edison. Tesla is obliged for patenting the pattern of a swapping stream electricity supply system. If it were not for him, many of a electronic inclination wouldn’t be here currently as we know them.
Sometimes we consternation what Tesla would have contributed to multitude if he were to still be alive today. What would he consider about today’s super computers, smartphones, tablets, and LED lights? What would his greeting to 3D copy be, and how would he use it to assist in his inventions?
Unfortunately Tesla upheld divided 72 years ago, and he never had a event to see a 3D printer. However, one man, named David Choi, has taken some of Nikola Tesla’s contributions and total them with 3D printing.
“Nikola Tesla’s life and experiments have always intrigued me,” Choi tells 3DPrint.com. “After saying Tesla Coils light adult fluorescent and illuminated bulbs though wires, we was enthralled. we even named my cat Tesla.”
Choi admits that he unsuccessful production in high school, though afterwards motionless to pursue it on his own. He majored in production during Wesleyan University though in his gangling time he complicated electronic pattern in his dorm room. He tells us that production taught him a extraordinary energy of resonance.
Because of his adore for Tesla, Choi wanted to emanate something regulating today’s complicated 3D copy technology, formed on inventions detected by Tesla. His creation, called a ‘Wirelessly Powered Tesla Desk Lamp,’ is utterly a singular piece.
Printed on his MakerBot Replicator 5th Generation 3D printer, a flare operates during 6.5MHz, and is optimized to energy a selected 25W Tesla light bulb.
“The pattern started with a bottom of a flare that is a many vicious part,” Choi tells us. “It consists of twin apart coils that are inductively joined to any other. One curl is a spin form and is capacitively installed and tuned to resonance. The second curl is simply a loop that follows a rim of a spin inductor. 3D copy a bottom done my life impossibly easy. we initial achieved calculations to emanate an inductor that would compare with my bucket (the bulb). Then all we had to do was lay a 1/8″ copper tubing into a spin form. The rest of a lamp, from a legs to a tip have no genuine geometrical facilities that benefaction itself in a circuit. It was quite aesthetic, including a selected Tesla commemorative tuber used.”
As for how this flare works, it sits on a list that has a 6.5MHz, 30W conductor built into a underside. This center-tapped, double-wind curl is inductively joined to a most incomparable loop receiver that has a high Q (quality) factor. This means that it is really fit when it comes to storing reactive power. The antenna, like a list is tunable and set to a inflection of 6.5MHz.
The receiver is indeed a lamp’s base. It includes a spiral-wound, capacitively installed curl as good as a secondary, singular loop coil. The spin figure creates a prosaic inductor that can be used for many applications, while a singular loop is directly connected to a light tuber itself.
The flare has 4 coils that it uses, and a energy is inductively eliminated by captivating coupling. The initial curl is a primary transmitting coil, and it transmits energy to a vast delegate receiving curl that stores vast amounts of reactive energy when it is tuned to resonance. The third curl is a aforementioned spiral-wound curl that is tuned to inflection as well. The fourth curl is a singular loop that picks adult a vacillating captivating margin of a third coil, and in spin provides energy to a light tuber during 6.5MHz.
The coils are all done with a accumulation of copper tubing, and a conductor was built regulating a twin RF MOSFETs (MRF150).
“I am perfecting a prior pattern of cave that uses one transistor only, radically halving a cost of a transmitter,” Choi tells us. “The circuit we used is an initiation heater circuit though tuned to a most aloft magnitude so it is safely unqualified of heating common metals by captivating induction.”
For those of we meddlesome in formulating your possess wirelessly powered Tesla table lamp, we can download a STL files for a 3D printed tools on Thingiverse, imitation them out, and afterwards arrange your possess chronicle of this implausible lamp.
“I intentionally chose a selected Tesla tuber reformation as a decoration for his work in wireless energy transmission,” explains Choi. “Were we to have selected an Edison or Marconi bulb, Tesla would be rolling in his ashes.”
What do we think? Do we like Choi’s creation? Will we be attempting to emanate your possess lamp? Discuss in a Tesla Desk Lamp forum thread on 3DPB.com. Check out a brief video proof supposing to us by Choi below.