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Old 07-22-2024, 10:45 PM   #1 (permalink)
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Plasma assisted combustion

www.sciencedirect.com/science/article: Plasma assisted combustion: Dynamics and chemistry
Quote:
Plasma assisted combustion is a promising technology to improve engine performance, increase lean burn flame stability, reduce emissions, and enhance low temperature fuel oxidation and processing. Over the last decade, significant progress has been made towards the applications of plasma in engines and the understanding of the fundamental chemistry and dynamic processes in plasma assisted combustion via the synergetic efforts in advanced diagnostics, combustion chemistry, flame theory, and kinetic modeling. New observations of plasma assisted ignition enhancement, ultra-lean combustion, cool flames, flameless combustion, and controllability of plasma discharge have been reported. Advances are made in
  • the understanding of non-thermal and thermal enhancement effects
  • kinetic pathways of atomic O production
  • diagnostics of electronically and vibrationally excited species
  • plasma assisted combustion kinetics of sub-explosion limit ignition
  • plasma assisted low temperature combustion
  • flame regime transition of the classical ignition S-curve
  • dynamics of the minimum ignition energy
  • the transport effect by non-equilibrium plasma discharge.
These findings and advances have provided new opportunities in the development of efficient plasma discharges for practical applications and predictive, validated kinetic models and modeling tools for plasma assisted combustion at low temperature and high pressure conditions.
A few paragraphs lay-ter.
Quote:
Many controversial results have been reported.
Apparently reducing O2 to atomic Oxygen is beneficial. 'Cool flames' suggests smaller radiators.

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Old 09-01-2024, 05:06 PM   #2 (permalink)
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Thx freebeard.
Busy reading the full study atm as it occurred to me that a constant ionizing voltage, between sparks, may well create radicals, gas movement and possibly even a tiny bit of hydrogen in just the right place.
The full study is well worth seeing (so far) with plenty of diagrams etc.

Here's the full study:
https://sci-hub.ru/https://www.scien...60128514000781

I know the link/s dont work for you as it seems your ISP has been bribed into calling the site malicious.
The PDF is also way too big for the piffling upload size limit here.

You might try the uBlock Origin extension but I have no idea if it is useful in this case.
(extremely useful in every other case though)
https://ublockorigin.com/

This looks interesting, but totally untested by me as I don't have the issue:
https://bayes.net/scihub-proxy/
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Old 09-01-2024, 05:33 PM   #3 (permalink)
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Hmmm...?
Nothing ionic about it but It seems interesting if David Vizard really was impressed
IONFIRE PLASMA IGNITION: THE WORLD'S MOST POWERFUL AUTOMOTIVE SPARK AMPLIFIER, HIGH ENERGY IGNITION BOOSTER FOR RACING, HP AND TORQUE GAIN!

A patent:
https://patents.google.com/patent/US8555867B2/en
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Old 09-01-2024, 06:33 PM   #4 (permalink)
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Quote:
...it seems your ISP has been bribed...
The Sci-Hub page loads correctly at this time at this location. My web browser has Ublock Origin baked in:
Quote:
Raspbian Chromium extensions - Raspberry Pi Forums
Re: Raspbian Chromium extensions. Fri Sep 22, 2017 12:41 pm. They come with a RPI customisation made to make it more usable for general users. uBlock is one of them. I assume duckduckgo as a search engine. I cannot remember if flash is or is not part of that too. Possibly h265ify.
See also ecomodder.com: DIY Plasmoids

The aftermarket ignition system looks interesting but the description needs work
Quote:
IONFIRE SYSTEM SPECS
INPUT VOLTAGE: 12 VOLT DC
POWER CONSUMPTION: 24 to 48 WATTS (depending on RPM)
OUTPUT VOLTAGE: ~ 550 VOLTS
DC PULSE CURRENT: 150 amps (Based on ignition cable resistance less than 4 ohm /ft resistance)
DIMENSIONS: 5.5in L X 3.5in W and 1.75in H.
Power supply Unit weight: 1lb 12 Oz. (excluding plasma distributor bricks)
The 4 cyl plasma distributor brick dimensions are as follows: 7.75in L, 2.0in W, 2.25in H and weight: 14 Oz.
The output jumps from Watts to Amps. The (2 cylinder? 8 cylinder?) unit is half the size but twice the weight of the 4 cylinder unit.

The pinout shows two leads per cylinder plus a ground. How does that work?

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