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mechanical fan removed power increase

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Old Apr 10, 2012 | 02:26 PM
  #91  
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Originally Posted by PapaG
Lmao. Dude THAT was funny!
Seconded.

RE: Helicopters. Helicopters do something called "auto rotation". The blades on the main rotor are variable pitch (collective), they have a pretty good range of travel to provide lift, and, with engine running, can also provide downforce... (bad idea on the ground.... not really a good idea in the air either...) Where that particular position comes into play is, when the engine fails...... the pilot pushes the collective all the way down, so that air passing thru the main rotor blades SPINS THE BLADES. As the chopper gets closer to the ground, the pilot will pull up on the collective to use some of the stored kinetic energy that was built up while basically falling like a rock...... to cushion the inevitable impact..... If he does it right, it's survivable.... if he does it wrong..... well..... let's just say it's NOT a happy ending......

Take a look at the V-22 osprey. It can operate like a helicopter, sorta.... BUT, it is not capable of doing the auto-rotation thing below 1500 feet...... and, it has a glide ratio of a brick....... So, major engine failure below 1500 feet? Might just as well kiss your keester goodbye.

Ok. So much for the off topic part.

Mr. Jones, this is the last warning. Ease up, mellow out, or go away. (or, we will send you on your way.)
 
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Old Apr 10, 2012 | 03:03 PM
  #92  
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please just ban that A hole. jjones couldn't figure out if you do your brakes right you cannot do a burnout. which was done when i bought it.
 
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Old Apr 10, 2012 | 03:08 PM
  #93  
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Originally Posted by zman17
I think his plenum gasket is blown.


Lol ill 3rd that.....


Why not just
 
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Old Apr 10, 2012 | 04:00 PM
  #94  
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Just a note, most newer cars with electric fans, such as our 09 Caliber, even with the a/c on, at about 40mph or so, the PCM turns them off. There is no need for them to run with 40mph+ air coming thru the grill and radiator.
 
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Old Apr 10, 2012 | 04:06 PM
  #95  
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Originally Posted by JJones31682
Obviously you need to read into what im saying a little deeper (if thats possible with an IQ like that)

I WASNT talking about "lift" I was talking about a helicopter with NO LIFT because its engine failed.

Really I was talking about fan blades "catching" enoigh air to keep a helicopter from falling out of the sky.

You guys on thos forum are some of the most narrow minded individuals ive ever seen.
I may not be a cactus expert,but I know a ***** when I see one................
 
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Old Apr 10, 2012 | 04:18 PM
  #96  
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The ban hammer is on it's way down.
 
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Old Apr 10, 2012 | 04:19 PM
  #97  
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Pretty much off-topic warning.

Autorotation is an emergency procedure that is at best clean-your-shorts scary and at worst just something you do in between happy and casket.

Most helicopter pilots don't survive their first real world unplanned autorotation event. If you are flying with a pilot who has emergency landed a helicopter, and still wants to get back in one, you are in good skilled hands. In autorotation, you use the power of air through the blades to control your descent. This requires the helicopter body itself spin in the opposite direction.

It flies only in the sense that you are going toward the Earth with some control on where exactly you will meet. Helicopters do have a glide ratio ... you can look around a bit before you need to autorotate if you're high enough if autorotation wasn't initiated for you by something breaking, and start moving towards a target landing spot ... but you have to initiate autorotation once you get close, and you will be going more or less straight down once you do.

This is a good thing. The alternative has a lot in common with a rock falling out of the sky.

Then you have to stop autorotation somewhere close to but above the ground, so you don't hit the earth spinning, just really f'in hard. Imagine for a moment controlling your car while in a spin. Not easy. Note that you were supposed to find a safe place to hit while the world is spinning in front of you.

If you're lucky or somehow are able to totally do what the simulator taught you to while excavating your last meal through the seat, you can pull it off, and hopefully the blades (which are free spinning ... helicopters have transmissions and autorotation is either using the somehow broken motor as a brake or flying with the clutch in if that isn't going well for you) don't bisect anything you might need tomorrow when they hit whatever it is you're around including the ground, and there is no back surgery or wheelchair in your future, Bob's your Uncle.

Oh, and turbo fuel burns really, really easy, and you always have lots since it's illegal to land an aircraft without enough reserve to go somewhere else if your planned destination was somehow unavailable.

Every year, no exception, when I'm at work, somebody dies in a helicopter. There's only about six to a dozen flying around on any given day within about 80 miles of me, and I don't hear about anything that happens outside that area. I'd say your chances of surviving a helicopter crash are pretty close to 50:50. You could argue that all flying is like that, but fixed wing has way more crashes that are survivable. I have flown with more than one pilot who has crashed a fixed-wing into trees and nobody got hurt, and to be honest I prefer to fly with guys who have crashed at least once without killing anyone; they know what to do next time.

Yeah, sure, they teach you how to fly a stalled airplane way, way above the ground, and you are going to do some autorotation drills way, way above the ground, and in the simulator, but they don't really teach you how to crash safely because too many people wouldn't survive the lessons.

On more than one occasion I'm in the right seat and hear it on the radio when they're out looking for the downed chopper ... it goes out so everyone can look around if you're going over the area, and I only fly for probably an hour a day (fixed wing; I don't have a commercial license, but we can fly with no co-pilot so the seat is empty and I do have a private. If I'm the pilot in command either the other guy is doing logbooks or we're really in ****). The pilots don't say anything because we have paying customers around, so if I don't have a headset on I can land and not know something happened.

Usually it's rotorcraft pilot alone they're looking for since there's a lot of hauling exploration drills around, but they haul crews around too. The cause of death typically is somewhat unknown, since they burn on impact about half the time, unless they're underwater.

I don't like helicopters.

Oh, and this forum is very easy going and the mods give a lot of rope. I'd love to see this guy on Miata Turbo Net. They'd be eating him after the first post. They'll ban newbies for not searching.
 

Last edited by Johnny2Bad; Apr 10, 2012 at 05:05 PM.
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Old Apr 10, 2012 | 05:16 PM
  #98  
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i have a 2001 318, and with the typical mods ive done, i still cannot do a burn out, no matter how hard i try. you gotta figure, you have an under-powered v8, 3.55 gears(most likely), and a damn near close to 6k# truck, what do you think isnt gonna happen. i have a hard time just pulling my camper up an on ramp with my truck to maintain speed. i have an underdrive pulley on my truck, and im converting to electric fans, and i still have not noticed and power increase. maybe a bit of throttle response, but thats about it.


however that jjones guy to come into the forum with a badass attitude like that, im just speachless. its not even my thread, and i was fuming over some of the stuff hes said.


only thing i can think of is, that hes a fat guy with no friends, and gets off by being rude, and immature to other people on the interweb.


oh and another thing......
 
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Old Apr 10, 2012 | 05:19 PM
  #99  
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Originally Posted by lxman1
Just a note, most newer cars with electric fans, such as our 09 Caliber, even with the a/c on, at about 40mph or so, the PCM turns them off. There is no need for them to run with 40mph+ air coming thru the grill and radiator.
Heck yeah. Thats exactly what Im sayin. Fans are necessary at idle, any other time they are a burden to air flow.
 
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Old Apr 10, 2012 | 05:33 PM
  #100  
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I invite you to show me where I said anything about you being a newb, or, where I put out false information, or, where I mentioned anything about my position here, and that because of it, I get the final word.....

I would also point out, that on some of your points, I AGREED with you.

Did it ever occur to you that you were attacked by everyone else simply because of the way you presented yourself? Or, is everyone here just a dick? And you are the only reasonable one?
 
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