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Boost bottle


PSI_Hunter

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  • 1 leto pozneje...
  • 3 mesecev pozneje...

:? ...ej men ta stvar ni jasna...v tej piksni not je zrk stisnen :? ....kako je lahko to kr skos not mislm da se ne porabi.... :?

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ni stisnjen, poglej uno malosijevo piksno, ko je iz gume...una ma not en fedr, in pol jo podtlak iz ferglna skup stisne, ko pa spusti pa not posrka mešaco odvečno, potem pa podtlak spet stisne in spusti ter piksna ven da uno mešanco k jo je prej posrkala, in tko mal pršparaš na gorivu pa naj bi malo bolj vlekel v hrib

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  • 1 mesec pozneje...
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mene zanima kam se to priklopi, kam gredo cevke,...? sem prebrav vse v tej temi pa mi ni še zmeri nč jasno :wacko:

dejte mal obrazložit k nameravam kupt tole zadevo

http://cilinder.si/product_info.php?cPath=...roducts_id=1070

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http://www.eindiancompanies.com/images/resonator.htm

pa se en quote iz enga foruma

i guess the theory is there will be a larger volume of air/fuel mixture in reserve for when you hit the gas so its supposed to improve throttle response, kind of like an accelerator pump on an car carburetor that gives it a little gas boost when you press quickly

but they are a gimmick and you shouldnt waste your money on one unless its for show (In my opinion they look cool )

heres everything yo u could ever want to know about the douche bottle :

2 strokes are very sensitive to intake and exhaust conditions since their simple passive design relies heavily on external components. The exhaust pipes are tuned and equipped with divergent and convergent nozzle sections to create a slight vacuum immediately after exhaust and a slight pressure right before the exhaust port closes. This helps to clear out exhaust gasses and to pull extra fuel/air through the chamber, then the reflected sound pressure wave pushes some of the extra fuel/air back into the cylinder, creating a slight supercharge. The exhaust pipe tuning has a very significant effect, approx. 10%-40% power gains for most engines, however, a mismatched exhaust can also reduce power.

Boost bottles are more controversial with regards to performance gains. If the bottle is properly matched to the engine, it is likely that some gain in performance can be measured, but these gains are usually insignificant, perhaps 1-3 % peak under certain load and rpm conditions.

Boost bottle theory:

All 2 stroke engines equipped with reed valves tend to spit back a little of the fuel air mixture sucked into a chamber. The boost bottle stores this small amount of fuel/air in a tank along with additional air. After one chamber spits back a bit of the mixture, the other is just starting its intake, and boost bottle supporters claim the spitback from one chamber can pressurize the bottle slightly and force more mixture into the other chamber. Others claim that the sudden stop of flow of mixture into one engine chamber creates a pressure wave that would bounce back up the intake pipe unless it had a boost bottle to enter and pressurize, and the bigger chamber instead of a crossover tube reduces flow resistance between carbs.

There are numerous other theories and claims regarding boost bottles, some are at least loosely based on scientific principles, but most of the gains would be slight and only at a few discreet operating points and rpm ranges.

In conclusion: Properly matched boost bottles do produce some (barely) measurable gains over certain rpm ranges, but nothing really significant. Just enough to legally verify that it does produce a gain.

Most of the boost bottle theory available on the internet is usually written or altered by people trying to sell boost bottles, so I wouldn't put too much faith in it. I don't know of any textbooks or sources that would contain scientific data - I don't think the performance gains have been significant enough to attract any serious research interest.

I think most of these boost bottles fall into the same category as the "electric turbochargers" which have plagued the internet and ebay over the last two years. Someone decided that strapping a spraypainted $8 marine electric sewage vent fan into a car's intake system could increase performance since it acted as a turbocharger. They never mentioned that a real turbo can give 9-20 psi boost and the electric turbo provided only 0.008 psi, but just that a gain was possible. They along with hundreds of copycats sold thousands of sewage fan turbos for up to $400 each, but now the price has dropped to $15 due to market saturation and lack of demand or belief in the claims. In my opinion, if these boost bottles actually gave any significant gains, they wouldn't need to offer free shipping or <$30 list prices to get them to sell.

The boost bottle probably won't hurt performance, and there might be some minor gains under a few situations, but I wouldn't recommend buying one unless you simply liked the way it looked on the bike or ATV.

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thx :worship:

potlej lahk cev za vakum prklopm kr tm na kolenu k je narjeno za olje?

pa kere cevke moram še prklopt?

post-18151-1206116283_thumb.jpg

Popravljeno . Popravil mfink
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ja če si mel že prej to luknco frej pol sm to prklopš gor pa je

ja tista lukna je za olje, sam jst delam mešanco v tank pa sm jo zamašu. pol boost bottle sam gor prklopm in to je to?

ja pa ni treba nč na dovod goriva prklaplat?

Popravljeno . Popravil mfink
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ne nč drugam, to je to, sicer pa imaš več načinov priklopa, sam tam rabiš tut Y koleno za združit 3 cevke.....lahko priklopiš tam ko gre podtlak v tank pa dodaš bottle vmes, ali pa na cev za dovod goriva in prav tako dodaš bottle vmes, ker pa imaš ti tisto za olje frej je to še najbolj funkcionalno in enostavno

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ne nč drugam, to je to, sicer pa imaš več načinov priklopa, sam tam rabiš tut Y koleno za združit 3 cevke.....lahko priklopiš tam ko gre podtlak v tank pa dodaš bottle vmes, ali pa na cev za dovod goriva in prav tako dodaš bottle vmes, ker pa imaš ti tisto za olje frej je to še najbolj funkcionalno in enostavno

ja sej bom kr tam prklopu

v čem se pa razlikujejo boost bottli ker vidm da so različne cene. jst sm naroču unga modrga za 19 eur

http://cilinder.si/index.php?cPath=239_243

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