EEVblog

EEVblog 1637: Solar Freakin’ Space Mirrors! – Reflect Orbital DEBUNKED


Listen Later

Reflect Orbital wants to put reflecting mirrors in space to sell sunlight to solar farms after dark. The numbers work out exactly as you expect them to. It’s Solar Freakin’ Space Mirror time!

https://www.reflectorbital.com/

BenNBuilds balloon test video: https://www.youtube.com/watch?v=4hUNCtDTIZc
First Principles interview with Ben Nowack: https://www.youtube.com/watch?v=yDV3v0Xb4ow
S3 Interview video with Reflect Orbital: https://www.youtube.com/watch?v=4BcDoDs89rc
S3 2nd interview with Ben Nowack & Tristan Semmelhack : https://www.youtube.com/watch?v=kmC-u-fXueA
Space.com article: https://www.space.com/orbiting-mirror-boost-solar-power-production
ClimateCapital investment: https://www.climatecapital.co/portfolio
Understanding the Duck Curve: https://www.nrel.gov/docs/fy16osti/65023.pdf
Real time US energy price tracker: https://www.iea.org/data-and-statistics/data-tools/real-time-electricity-tracker

Forum: https://www.eevblog.com/forum/blog/eevblog-1537-solar-freakin-space-mirrors-reflect-orbital-debunked/

00:00 – Reflect Orbital, Sunlight After Dark

01:18 – Ben Nowack from BenNBuilds Youtube channel & the balloon test
02:55 – Sun synchronous polar orbit reflecting mirror satellites
03:54 – A look at the website claims, a 5km sunlight spot for 4 minutes
05:58 – This isn’t new, the Russians did it with the Znamya 2, albeit unintentionally
06:56 – Who’s behind Reflect Orbital?
08:12 – What is the Duck Curve?
09:31 – CLAIM: A 10m x 10m satellite mylar reflector into a 12U Cubesat
10:09 – CLAIM: 10’s to 100’s if BILLIONS of dollar per year revenue!
10:35 – CLAIM: $50/MWh energy sale price after dark
11:18 – CLAIM: $175k/year revenue from each satellite & launch costs
11:58 – CLAIM: 200W/sqm? Err, in what universe?
12:24 – DaveCAD calculations
13:10 – 100kW maximum capture is reduced by the tilt angle
14:05 – 5mW/sqm. FIVE MILLIWATTS! Is this a JOKE?
14:50 – But WAIT, what if you combine and focus all the satellites?
16:02 – It gets WORSE! Capacity Factor is a problem.
18:14 – 20MWh/year WOW!, that’s a lot, right? Right?
19:22 – Even 20MWh/year become ZERO if it consumes more than it produces!
20:09 – How did nobody do a back-of-the-envelope calculation?

...more
View all episodesView all episodes
Download on the App Store

EEVblogBy David L. Jones

  • 4.6
  • 4.6
  • 4.6
  • 4.6
  • 4.6

4.6

79 ratings


More shows like EEVblog

View all
This Week in Tech (Audio) by TWiT

This Week in Tech (Audio)

3,015 Listeners

Security Now (Audio) by TWiT

Security Now (Audio)

1,985 Listeners

SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast) by Johannes B. Ullrich

SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast)

638 Listeners

StarTalk Radio by Neil deGrasse Tyson

StarTalk Radio

14,185 Listeners

The Amp Hour Electronics Podcast by The Amp Hour (Chris Gammell and David L Jones)

The Amp Hour Electronics Podcast

230 Listeners

Embedded by Logical Elegance

Embedded

188 Listeners

The Quanta Podcast by Quanta Magazine

The Quanta Podcast

508 Listeners

The Daily by The New York Times

The Daily

110,870 Listeners

The Daily Show: Ears Edition by Comedy Central

The Daily Show: Ears Edition

14,268 Listeners

Hackaday Podcast by Hackaday

Hackaday Podcast

64 Listeners

The Weekly Show with Jon Stewart by Comedy Central

The Weekly Show with Jon Stewart

10,632 Listeners

The Late Show Pod Show with Stephen Colbert by CBS

The Late Show Pod Show with Stephen Colbert

2,088 Listeners

This Day in AI Podcast by Michael Sharkey, Chris Sharkey

This Day in AI Podcast

201 Listeners

The Rest Is Politics: US by Goalhanger

The Rest Is Politics: US

2,192 Listeners