Environment & Energy

johnd83

(593 posts)

5. That is interesting

Thu Oct 24, 2013, 08:19 PM

Oct 2013

I took a course on combustion systems in grad school and theoretically ethanol is a great fuel. I guess they really didn't make any effort to tune the engines to use the different fuel.

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Myth: 15% Ethanol Fuel Will Destroy My Engine [View all] Bill USA Oct 2013 OP

Weren't they making flex fuel vehicles for a while? johnd83 Oct 2013 #1

all the detroit car manufacterers make them, but... they make no effort to take advantage of Bill USA Oct 2013 #2

That is interesting johnd83 Oct 2013 #5

No effort at all. In the 1998 Ethanol Vehicle Challenge, 13 college engineering student teams Bill USA Oct 2013 #8

Interesting johnd83 Oct 2013 #10

we can use methanol & produce it cheaper than ethanol & in enough volume to totally replace gasoline Bill USA Oct 2013 #13

Methanol is not a great fuel johnd83 Oct 2013 #14

alas if we wait for the perfect fuel, or for electrics to save us, the Earth will burn. all we can Bill USA Oct 2013 #22

3 MIT scientists went further, Dirctly Injectng ethanol, turbo-charging & downsizing boosted mpg 30% Bill USA Oct 2013 #9

worst mileage I have a Tahoe and it sucks on just ethanol Historic NY Oct 2013 #4

You can call it a myth but we went throught this in the 70's..... Historic NY Oct 2013 #3

NREL review of E15 effects on MY2001 and later cars finds no meaningful differences with E10 Bill USA Oct 2013 #23

Really....will they pay to overhaul my early 70's and later 40's vehicles... Historic NY Oct 2013 #26

do I need to repeat the title of the study for you or 'splain the meaning of '2001' to you? Bill USA Oct 2013 #29

It isn't good for outboard motors and motorcycle engines. Enthusiast Oct 2013 #6

Is the israeli lobby pushing this? pscot Oct 2013 #7

all the legitimate research on this shows ethanol is a net energy gainer, unlike gasoline (.81) Bill USA Oct 2013 #11

Processing Ethanol Byproducts( Alternative Energy Patent Study) rhoanken20 Nov 2013 #37

welcome to DU gopiscrap Nov 2013 #38

one of the founders i know is an internet software designer billionaire. OF course, at least one of Bill USA Oct 2013 #12

If you go to the companies website pscot Oct 2013 #15

Farrell et al found Ethn ENergy balance positive, found Pimentel & Patzek's findings highly dubious Bill USA Oct 2013 #20

Here is NREL's 2012 test of vehicles using E0, E10, E15, E20 for 60k, 90k and 120k miles. IF there Bill USA Oct 2013 #24

food for fuel is immoral 4dsc Oct 2013 #16

GW is on course to start feeding on itself. I believe the best we can do is mitigate the disaster Bill USA Oct 2013 #18

And of course it's debatable that GMO corn is food poopfuel Oct 2013 #25

Elsie seems to be showing an unusual reaction to that new corn Monsanto requires me to grow for feed Bill USA Oct 2013 #28

Agreed. 100%. AnotherMcIntosh Oct 2013 #27

Normal to test at the margins of the Specifications One_Life_To_Give Oct 2013 #17

nothing legitimate in CRCs 'study' adding sulfuric acid to E20 saying it was E15, it's FRAUD Bill USA Oct 2013 #19

Sulphuric Acid is normally present in Ethonol Blended fuels One_Life_To_Give Oct 2013 #31

in wet milling Sulfuric acid is used but this is b4 centrifuging & distillation after fermentation Bill USA Oct 2013 #32

Hows that compare to ASTM D4806 Limits? One_Life_To_Give Oct 2013 #35

it's way out.....pHe not less than 6.5 per astm D-6423 (ASTM D 4806 refers to D6423) Bill USA Oct 2013 #36

one solution to the problem is install "blenders" pumps. You can set whatever blendof ethanol u want Bill USA Oct 2013 #21

So if you can't afford to buy a late model car screw you! I know from doc03 Oct 2013 #30

note: blenders pump comment (21) link provided. Bill USA Oct 2013 #33

Ethanol is crap. There's no sugar-coating it. Owl Oct 2013 #34