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Wanted: Power Beaming Ideas

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Credit score: JPL

The power to transmit power over lengthy distances with out wires — often known as “energy beaming” — has been getting second seems + each within the U.S. and overseas.

So far, the US Naval Analysis Laboratory (NRL) has issued a Request For Info (RFI) searching for inputs for a way finest “to implement an illustration of an influence beaming functionality that’s secure for customers and bystanders,” and that delivers on an ongoing foundation not less than one kilowatt (kW) at a distance of not less than one kilometer.

Peter Glaser, the daddy of the solar energy satellite tv for pc idea.
Credit score: Arthur D. Little Inc.

Historical past machine

Turning on the historical past machine, the concept of wi-fi energy transmission started with Nikola Tesla close to the tip of the nineteenth century.

Then in 1968, the idea of a solar energy satellite tv for pc was detailed by U.S. area pioneer, Peter Glaser. It could harvest power from daylight utilizing photo voltaic cells and beam it all the way down to Earth as microwaves to receiving antennas (rectennas), which might convert these microwaves to electrical power on the electrical energy grid.

Leap to the mid-1970s microwave energy transmission experiments within the tens of kilowatts had been carried out on the JPL Goldstone Deep House Communications Advanced in California.

Energy beaming from area to Earth is attracting technologists.
Credit score: John Mankins

Moon powersat

In more moderen occasions, Mitsubishi Heavy Industries, Ltd. (MHI) introduced in 2015 it had carried out floor demonstration testing of wi-fi energy transmission to function the core expertise of area solar energy programs “which might be anticipated to be the facility era programs of the long run.”

Over time, energy beaming from the Moon to the Earth has been advocated.

Earlier this 12 months, at a Colorado Faculty of Mines House Assets assembly, utilizing an area solar energy satellite tv for pc in its place energy technique for supporting lunar operations, was advocated by Michael Hecht of the MIT Haystack Observatory and Phil Lubin of the College of California, Santa Barbara.

Protection functions

Within the NRL RFI solicitation of August 30, it’s famous that energy beaming curiosity by the Protection Superior Analysis Tasks Company (DARPA), the Workplace of the Deputy Assistant Secretary of Protection for Operational Power, the Institute of Electrical and Electronics Engineers and others, have gained “momentum, foreign money, and recognition.”

For protection functions, the RFI states that a lot of software areas are of fast curiosity: swarming, teamed, and particular person autonomous air, floor, and sea autos, off board countermeasures, unattended floor and sea sensors, explosive ordnance disposal, and camp/convoy/port/fleet safety.

“These cowl a variety of mission areas, together with offering communications, intelligence, surveillance, goal acquisition, and reconnaissance. They’re relevant in quite a few navy contexts, similar to ahead working bases, fight outposts, touchdown events, fleet operations, and distributed sensor networks. Energy beaming may also be used to reinforce power harvesting or conventional photo voltaic power assortment,” the RFI explains.

Maybe this new take a look at energy beaming will breathe new life into each Earth and area settings?

To view the Energy Beaming – Request for Info Solicitation, go to:

https://www.fbo.gov/spg/DON/ONR/N00173/N00173-19-RFI-AL06/listing.html


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