ECU / Chip / Powerbox Tuning |
This topic is about ECU / Chip / Powerbox Tuning, the author, HalbaSus, wrote about: Am si eu niste nelamuriri referitoare la acest raport, nu ma pricep foarte bine la mecanica auto deci poate ca o sa pun niste intrebari stupide... dec ... To read more just scroll down
ECU / Chip / Powerbox Tuning |
Aug 30 2004, 11:31 AM
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#1
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specialist Group: Moderator Posts: 10.684 Joined: 29-March 04 From: Oradea (Bihor) Member No.: 23.122 |
Pt a creste performantele motoarelor se gasesc in comert o gramada de produse care maresc cantitatea de aer care intra in motor: filtre de aer sport, turbosuflante, prize de aer, etc... Conform statisticilor, cu un simplu filtru de aer aproape ca dublezi cantitatea de aer care intra in motor, daca il mai conectezi si la o priza de aer si pui o turbosuflanta mai puternica (sau pui un chiptuning care mareste rotatia turbosuflantei) atunci o sa ai o cantitate tripla sau chiar mai mult aer care intra in motor. E la mintea cocosului ca pt o combustie sanatoasa ai nevoie de oxigen (de aceea e binevenita o priza de aer prin care se introduce aer rece, care e mai bogat in oxigen)... Ceea ce nu inteleg eu, si aici poate ca gresesc deci va rog sa ma corectati, daca bagam o cantitate tripla de aer dar acelasi volum de combustibil... cum vom obtine performante mai mari ? Pana la urma oxigenul nu arde, el doar intretine arderea... In cazul chiptuning-ului din cate stiu se mareste si cantitatea de combustibil care intra in motor prin prelungirea timpului de injectie, dar presupunand ca nu am marit cantitatea de combustibil ci doar cantitatea de aer... vom obtine performante mai bune ? Si asta chiar nu e intrebare retorica... sunt chiar curios ce se intampla... ma gandesc ca poate datorita cantitatii marite de oxigen arderile ar putea fi mai violente, de aici rezultand performante mai bune... habar n-am... |
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Mar 1 2010, 02:23 PM
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#361
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specialist Group: Membri Posts: 1.818 Joined: 30-September 08 From: Odorheiu Secuiesc Member No.: 118.083 |
james, tu spui ca la un test dyno de fapt se masoara puterea la roata si prin aproximari se detrmina puterea la flansa? eu credeam ca e invers. mi se pare ca sunt si teste dyno in care nu se invart rotile, teste statice. alea ce rahat sunt? Vezi postul#320 din pagina 16. -------------------- |
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Aug 9 2013, 06:11 AM
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#362
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specialist Group: Membri Posts: 1.055 Joined: 9-May 11 Member No.: 132.239 |
Ie-te ce-au facut astia:
http://www.eetimes.com/author.asp?section_...qCampaignId=675 E si iun link spre metoda, un manual de 100 de pagini (ma rog, nu m-am uitat). MADISON, Wis. -- News stories about hackers successfully taking control of cars, using old Nintendo game pads, have been popping up on the Internet over the last few weeks. The car hackers were actually two security researchers -- Charlie Miller, a security engineer at Twitter, and Chris Valasek, director of security intelligence at IOActive. These two white hats used a grant from the Defense Advanced Research Projects Agency (DARPA) to suss out how to hack into the network of electronic control units (ECUs) used in modern cars and see what mischief they could do once they gained access. The cars they hacked into were a 2010 Ford Escape and a 2010 Toyota Prius. The methods they used were unveiled last Friday at Def Con, a security conference, in Las Vegas. The two researchers also posted a 100-page technical paper here. ... din ce in ce mai interesant: In all fairness, in their demo, Miller and Valasek took over some of the car's systems using a laptop computer connected to its OBD (on-board diagnostic) port, before they went out to drive it using a video-game controller. This post has been edited by former_ozz: Aug 9 2013, 06:13 AM |
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Aug 9 2013, 07:09 AM
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#363
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specialist Group: Membri Posts: 3.551 Joined: 15-July 09 From: Costa del Sol Member No.: 120.468 |
Hack an old Dacia!
-------------------- Skoda, Subaru, Noul Tucson...
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Aug 9 2013, 08:48 AM
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#364
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specialist Group: Moderator Posts: 13.667 Joined: 30-June 04 From: Europa Member No.: 28.666 |
http://ro.wikipedia.org/wiki/CoBra This post has been edited by James Kilowatt: Aug 9 2013, 08:48 AM -------------------- Scuter 108cc... benzina, automat
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Aug 9 2013, 10:08 AM
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#365
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specialist Group: Membri Posts: 3.551 Joined: 15-July 09 From: Costa del Sol Member No.: 120.468 |
-------------------- Skoda, Subaru, Noul Tucson...
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Aug 9 2013, 11:12 AM
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#366
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specialist Group: Moderator Posts: 13.667 Joined: 30-June 04 From: Europa Member No.: 28.666 |
Senzorul de temperatura e oricum inutil. Daca miroase a antigel, inseamna ca trebuie sa opresti, sa te dai jos si sa scoti cartonul de la radiator.
-------------------- Scuter 108cc... benzina, automat
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Aug 9 2013, 07:47 PM
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#367
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specialist Group: Membri Posts: 1.055 Joined: 9-May 11 Member No.: 132.239 |
Am citit si niste replyuri si cica sint insi care au demonstrat hackuirea fara acces la port... de fapt sint 2 variante:
- wireless prin bluetooth sau celularul masinii. - prin contact: duci masina infectata la service, de la masina se infecteaza sculele, de la scule se infecteaza toate masinile urmatoare - sau prin CD in radio E interesant ca parte de radio/bluetooth/alarma etc nu e separata de ECU/controlerul de frina/directie etc, adica chestiile serioase. |
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