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Showing results 31 to 60 of 64
Search took 0.00 seconds; generated 78 minute(s) ago. Search: Posts Made By: EarlQHan
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-17-2013, 11:40 PM
Replies: 79
Views: 26,066
Posted By EarlQHan
EDIT: Jeff, I do not mind one bit. Please keep...

EDIT: Jeff, I do not mind one bit. Please keep up the good work.

updated with computer modelling information.

updated with forging vs. casting and wheel manufacturing techniques.
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-17-2013, 09:13 PM
Replies: 134
Views: 55,154
Posted By EarlQHan
It also changes wheelbase. The longer the arm,...

It also changes wheelbase. The longer the arm, the longer the wheel base. Very minor changes will have a substantial effect as to how the car rotates.

I just want to very publicly say, Jeff you...
Forum: BRZ First-Gen (2012+) — General Topics 04-17-2013, 08:21 PM
Replies: 359
Views: 108,669
Posted By EarlQHan
To the owner of the car, the wheels and rear...

To the owner of the car, the wheels and rear stretch is not my cup of tea. But hey, it's your car.

Personally, I think balance is the key. Why does it have to be form > function or function >...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-17-2013, 05:28 AM
Replies: 333
Views: 218,944
Posted By EarlQHan
Valid points, but a good model will take all...

Valid points, but a good model will take all those in to consideration. With Forza, you cannot change those aspects, but it's still useful to get ideas. It's not meant to give you the exact setup...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-11-2013, 02:04 PM
Replies: 2
Views: 2,006
Posted By EarlQHan
coilovers, then eventually a diff. you don't...

coilovers, then eventually a diff. you don't really want the car to oversteer more, that's what throttle work is for.
Forum: Wheels | Tires | Spacers | Hub -- Sponsored by The Tire Rack 04-08-2013, 04:41 AM
Replies: 13
Views: 6,917
Posted By EarlQHan
oem lug nuts would not fit, but i believe you can...

oem lug nuts would not fit, but i believe you can get oem length studs for about 1.50 each. if you sell the car and want to use the oem lug nuts, just replace the studs. otherwise get open ended...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-03-2013, 02:28 AM
Replies: 79
Views: 26,066
Posted By EarlQHan
I know what you mean. I hate playing marketing...

I know what you mean. I hate playing marketing games, and so I've tried to stay gimmick free and openly share development as much as possible. In a perfect world, we'd have the best products at the...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-03-2013, 01:46 AM
Replies: 79
Views: 26,066
Posted By EarlQHan
The One Ring, forged by Sauron from the fires of...

The One Ring, forged by Sauron from the fires of Mt. Doom: why didn't he cast it?

What is forging? It is a manufacturing technique that is used to shape metal via compression. You literally...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-03-2013, 01:36 AM
Replies: 79
Views: 26,066
Posted By EarlQHan
It's in the computer?! What CAD, FEA and CFD are...

It's in the computer?! What CAD, FEA and CFD are

First, an accurate depiction, courtesy of Zoolander

http://youtu.be/H2uHBhKTSe0

That is the true story of every engineer's relationship with...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-03-2013, 01:36 AM
Replies: 79
Views: 26,066
Posted By EarlQHan
Unobtanium: How to select the appropriate...

Unobtanium: How to select the appropriate materials for the job

If you read the above post and understand about stresses and strains, strength and stiffness, how do you determine the material? It...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-03-2013, 01:36 AM
Replies: 79
Views: 26,066
Posted By EarlQHan
Everything is a spring: why your chassis and...

Everything is a spring: why your chassis and suspension links should be stiffness driven, not strength driven.

Anytime a force is exerted on an object, it deforms, no matter how small the force or...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-03-2013, 01:35 AM
Replies: 79
Views: 26,066
Posted By EarlQHan
Wind Tunnel Tested means nothing! There, I...

Wind Tunnel Tested means nothing!

There, I said it. It may sound like blasphemy, but please stay with me. There are some companies out there that have fancy pictures of their products in a wind...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-03-2013, 01:35 AM
Replies: 79
Views: 26,066
Posted By EarlQHan
Truths and Myths about Materials and Aerodynamics

*DISCLAIMER* This is a bit of a rant and reflect my opinion and my opinion alone. I am not talking about any single company or product in particular, but the industry in general. I understand...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 04-01-2013, 12:29 AM
Replies: 320
Views: 187,689
Posted By EarlQHan
To be honest, I think you guys are overthinking a...

To be honest, I think you guys are overthinking a very simple matter. These are low-powered, production-based, closed-wheel cars. The aero effect is more than likely negligible for a 7.5" wide...
Forum: Member's Car Journals 03-31-2013, 11:59 PM
Replies: 222
Views: 111,779
Posted By EarlQHan
Professional photographer with a 5D Mk2, takes...

Professional photographer with a 5D Mk2, takes pictures with iPhone. Fug logic.
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 03-24-2013, 11:13 AM
Replies: 40
Views: 17,924
Posted By EarlQHan
Best way to get a job in racing is to know...

Best way to get a job in racing is to know people, unless you are a PhD. It's a gated community so it's hard to get in at first. When you do, be prepared to work long hours for little pay, if you...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 03-15-2013, 11:15 AM
Replies: 95
Views: 59,257
Posted By EarlQHan
I did misunderstand the adjustment. Your systems...

I did misunderstand the adjustment. Your systems seems more intelligent but I also did a similar start procedure. My friend told me to fully pressurize the bag, to stretch them out since it makes...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 03-14-2013, 11:18 PM
Replies: 95
Views: 59,257
Posted By EarlQHan
I drove a BRZ on bags for the first time today...

I drove a BRZ on bags for the first time today and it was a very strange experience. I will try to give my most honest, informed, and unbiased opinion of bags as a suspension option; not talking...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 02-26-2013, 03:56 AM
Replies: 75
Views: 38,039
Posted By EarlQHan
Won't help you either way ...

Won't help you either way

http://www.nhtsa.gov/cars/problems/studies/bumper/index.html

http://www.iihs.org/research/qanda/bumpers.aspx
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 02-26-2013, 02:04 AM
Replies: 75
Views: 38,039
Posted By EarlQHan
Those crash beams are meant for low speed...

Those crash beams are meant for low speed collisions to prevent damage, not for safety purposes. IIRC correctly, they're meant for collisions under 10 MPH and the foam bumper for collisions under 5...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 02-20-2013, 01:22 PM
Replies: 320
Views: 187,689
Posted By EarlQHan
A discussion on the Borla diffuser:...

A discussion on the Borla diffuser: http://www.ft86club.com/forums/showthread.php?t=23229

The Rocket Bunny piece being called a diffuser is a bit of a misnomer. It's more of a rear valance.
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 02-16-2013, 08:04 PM
Replies: 333
Views: 218,944
Posted By EarlQHan
I wouldn't worry about getting sued. The magic...

I wouldn't worry about getting sued. The magic happens on the inside. Anyone with a ruler can figure out what's in that diagram.



There are advanced programs out there that do suspension...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 02-07-2013, 12:11 AM
Replies: 30
Views: 10,395
Posted By EarlQHan
ZDan - Motorsports doesn't have structural...

ZDan - Motorsports doesn't have structural engineers per se. It's tasked to the individual design engineers to carry out the process from cradle to grave. I agree with your logic wholeheartedly...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 02-05-2013, 05:35 PM
Replies: 30
Views: 10,395
Posted By EarlQHan
Dimman - It allows the control arm to be "hollow"...

Dimman - It allows the control arm to be "hollow" and save a little weight by putting the LCA in double shear. I assume that MKIV LCA is solid aluminum or boxed steel. On the BRZ/FR-S, the lip only...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 02-05-2013, 11:24 AM
Replies: 30
Views: 10,395
Posted By EarlQHan
I know the engineer who designed this piece very...

I know the engineer who designed this piece very well. The biggest concerns he had when designing the piece were making sure the geometry and camber curve remained unaltered with the ride height...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 02-02-2013, 12:41 PM
Replies: 333
Views: 218,944
Posted By EarlQHan
Didn't see this got stickied. I applaud your...

Didn't see this got stickied. I applaud your efforts. I want to develop a full system model, including a driver, using state space equations so you can change the initial conditions easily for...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 01-24-2013, 10:05 PM
Replies: 320
Views: 187,689
Posted By EarlQHan
Paul told me it's CPU/RAM intensive. I believe...

Paul told me it's CPU/RAM intensive. I believe he has dual i7's with 16GB and a full car model takes around 18-24 hrs to process. With our workstation, it can be done in 2-4 hrs. Not sure of the...
Forum: BRZ First-Gen (2012+) — General Topics 01-23-2013, 11:54 AM
Replies: 102
Views: 23,853
Posted By EarlQHan
28, been smoking a pack a day for half my life....

28, been smoking a pack a day for half my life. Have gone the last 10 days without a cigarette now. First week was real rough, I was real drowsy and mentally cloudy the first few days. Feeling more...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 01-22-2013, 03:25 PM
Replies: 320
Views: 187,689
Posted By EarlQHan
They are not. I believe the higher the poly...

They are not. I believe the higher the poly count, the better the surface and the tighter the mesh. However, I am not a fluid expert, that is my partner Paul's expertise. I have sent him a link to...
Forum: Suspension | Chassis | Brakes -- Sponsored by 949 Racing 01-22-2013, 11:42 AM
Replies: 320
Views: 187,689
Posted By EarlQHan
It is a computer surface model We are...

It is a computer surface model



We are aware of the problems with using the model, but there's still a very strong correlation with the real world values given by Toyota and Subaru. Even...
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