# Automotive Engineering

- Gear heads unite to discuss Vehicle Dynamics, Safety Engineering, Performance, NVH, Ergonomics, Durability...
 Meta Thread / Thread Starter Last Post Replies Views Views: 2,637 Announcement: Follow us on social media and spread the word about PF! Jan16-12 Pinned: Race car suspension Class ( 1 2 3 ... Last) references _ Paved Track Stock Car Technology by Steve Smith Tune to Win by Carroll Smith Software - Suspension... T 05:42 AM Ranger Mike 752 309,597 We are racing a 2550 LB asphalt modified. What are the advantages and disadvantages of having the left rear spring in... Aug26-14 05:55 AM mikey531 4 156 I am quite uncertain as to why the rear damper is inclined at a angle to the inside of the car. By doing so, does one... Aug29-14 09:59 AM jack action 3 166 I've noticed that a FEW of the electrical vehicles have no front grill. I am quite surprised that they do not have... Aug11-14 06:51 AM SteamKing 1 175 I want to build a 1000 pound car for city driving with a 45 MPH limit. This totally something I want to do.just to... Aug31-14 03:55 PM H012 8 180 I know that some AWD vehicles used the gear ratio of a planetary or other transfer gear combined with a gear type... Aug17-14 08:40 PM autodoctor911 4 186 I've noticed that engines have gotten very complicated, thus more complicated in the past few years in to squeeze more... Aug3-14 10:47 AM jnnx 1 226 Hi, all. I'll be experimenting with water mist injection (amongst other things) on a small single cylinder engine.... Aug21-14 04:17 PM ScooterGuy 5 249 Would it be beneficial at all (as regards lean burn and rate of flame propagation) to have two spark plugs, one... Aug31-14 11:20 AM Bob Shapiro 8 256 Why does a small V-8 have a slower idle rpm than a large diesel inline 6? For example, a Chevy 305 (5.0L) can idle at... Jul31-14 12:46 AM SteamKing 6 322 Hi ALL, On this forum, I found some really sensible answers to a few of my queries... posting one thats... Aug30-14 06:11 PM Damo ET 11 324 Hello, I am working on a custom car project, and will be using a Subaru WRX 2.0 liter turbo charged engine. I did... Aug14-14 05:51 AM Kozy 6 330 I always found this an interesting question How can you measure the braking distance of a car with a good reliability... Aug14-14 01:38 PM rcgldr 13 343 I am in the design phase of a lightweight electric city vehicle with a capacity of 15kWh. I am at a stage where I am... Aug7-14 12:44 PM jim hardy 8 346 I'm looking into buying an E34 530i with a smaller 3 liter V8 compared the the 540 4.4 liter V8. A lot of people... Aug20-14 05:35 AM Kozy 17 387 My book says smaller the electrode gap,greater the chances of a misfire. The reason stated is that this is because of... Mar21-14 11:12 AM Highspeed 3 531 hello, I know it may sound weird but why not? WHy automobile companies dont go for FRP body instead of metal. It... Feb4-14 04:02 AM Highspeed 1 548 When changing rear end gear ratios, or tire sizes on a vehicle, you can buy different speedometer gears with tooth... Jul22-14 09:15 PM edward 1 557 What's reasoning for hub-centric vs lug-centric wheels ? (I found those terms on a Chevy performance forum... ) ... Aug3-14 09:15 PM jack action 20 564 Attached you will find a parellel hybrid design of a Porsche Cayenne hybrid. From what I understand,its the... Feb15-14 05:31 AM jnnx 1 611 http://imageshack.com/a/img824/2641/1cpe.png The black curve I drew there represents the load curve in 5th gear.... Mar23-14 07:27 AM xxChrisxx 1 619 what will be the temperature and pressure at the exhaust of IC engine? Feb3-14 06:07 AM Damo ET 6 653 Hi guys, There's a project on hybrid vehicles, and the task is to design and simulate a hybrid vehicle: we have... Jan6-14 05:06 PM etudiant 1 655 Hi, I am currently seeking advice and looking into the idea of compound charging with two turbos. One blowing into... Feb15-14 04:19 PM HowlerMonkey 1 655 Please find attached a schematic showing the relationship between the 4 main components of a automotive driveline. ... May23-13 01:03 AM marellasunny 0 660 many sports/super cars have turbos or twin turbos on them, in fact all expensive cars have a turbo in them, but the... Mar26-14 09:57 AM Sunfire 3 675 I've been doing some studying on traction-slip control(ASC). I've also been trying to draw comparisons between ASC... Mar17-14 10:29 AM jack action 1 691 I do not understand how equation(3) occurs.(taken from the book Internal Combustion Engines by John B.Heywood) ... May31-13 12:59 AM marellasunny 0 696 Lets say my engine is producing 100Nm of torque and after torque multiplication with the 1st gear and drivetrain,I... Feb9-14 05:49 AM Damo ET 8 704 Hey Guys needed some advice related to Turbocharging of natural gas engines. I'm working on turbocharging of gas... Mar4-14 10:51 PM Ryoko 1 709 is there any way to add power of two independent chain drives having different rpm , such that slipping doesn't occur... Mar26-14 02:47 PM Averagesupernova 5 727 My question relates to torque vectoring during a turn(high speed). Wikipedia says torque vectoring is mainly done on... Mar14-14 09:08 PM jack action 3 733 By the conservation of energy, P_in=P_out So,no matter what gear ratio 'i' I choose, P_out=P_in, since the gear... Mar24-14 03:33 AM Highspeed 3 743 I am undergoing internship in an motorcycle company (OEM) and would like to know if there are any ebooks about... Aug6-14 11:33 AM Varadha 6 756 Hi there, I'm currently researching for a Product Design project and was wondering if anyone had any insights into... Feb6-14 03:50 AM Highspeed 7 764 I am designing a differential mount and I am having trouble with the analysis of the forces involved. I found the... Mar16-13 01:06 AM joman2055 0 775 Hi all, I'm developing a quarter car model of a truck trailer with a braked wheel. I need to simulate the... Apr19-13 02:31 AM serbring 0 777 I have to do a project on transmissions,their parts and working principles,shafts used in them.I searched but cant... Dec29-13 09:13 AM mech-eng 3 794 Dear All, I was involved in a car accident. The facts of the case as follow: Location: At a side road joining... Feb23-14 06:21 AM LionCity 9 796 When all the 4 wheels are braking,it seems logical to write the longitudinal acceleration like this-... Jan17-14 06:11 AM Damo ET 1 826 First,this is what I understood from theory: If I understood the concept of 'engine stall' correctly,it occurs as a... Jan9-14 03:57 AM Highspeed 4 837