Search found 1190 matches

by Zippiot
Fri Sep 12, 2008 7:57 pm
Forum: Unconventional, Multi-Mode and Hybrid Jets
Topic: Wacky Weird and Way-unconventional idea
Replies: 10
Views: 13653

Re: Wacky Weird and Way-unconventional idea

http://www.mech.uwa.edu.au/NWS/ae/java_ ... tvane.html

The more compression you demand of an RVC the more shaft power it takes, I feel a 2 blade "low compression" version would only require 5-15 of the shaft hp.

Would it make up the difference is the math I need to work out...
by Zippiot
Fri Sep 12, 2008 7:55 pm
Forum: Off topic forum
Topic: Cool Compressors
Replies: 2
Views: 3634

Re: Cool Compressors

by Zippiot
Thu Sep 11, 2008 8:44 pm
Forum: Unconventional, Multi-Mode and Hybrid Jets
Topic: Wacky Weird and Way-unconventional idea
Replies: 10
Views: 13653

Wacky Weird and Way-unconventional idea

First off a disclaimer: I dont know what I'm doing. Background: I get 3-5 days in the shop a month now and want to get back into jets; got my AA in machining and Machinist practices and have access to a mini lathe, minimill, mig welder and some standard shop tools. I'm an Aerospace Engr student, cur...
by Zippiot
Wed Sep 10, 2008 10:31 pm
Forum: Unconventional, Multi-Mode and Hybrid Jets
Topic: Pressure Gain Combustion (Now Proven)
Replies: 96
Views: 90792

Re: Pressure Gain Combustion (Now Proven)

Before I go I found this patent which is similar to what I posted
Image
by Zippiot
Wed Sep 10, 2008 9:57 pm
Forum: Unconventional, Multi-Mode and Hybrid Jets
Topic: Pressure Gain Combustion (Now Proven)
Replies: 96
Views: 90792

Re: Pressure Gain Combustion (Now Proven)

I'll make a new thread in a few...but Just wondering about how a pj's intake would effect the performance of other types of jets, like this patent I found on Leo's site http://i23.photobucket.com/albums/b393/Zippiot/us002574460-001.jpg PJ/Ramjet hybrid Could be easy enough to build/test before jumpi...
by Zippiot
Wed Sep 10, 2008 9:48 pm
Forum: Unconventional, Multi-Mode and Hybrid Jets
Topic: Pressure Gain Combustion (Now Proven)
Replies: 96
Views: 90792

Re: Pressure Gain Combustion (Now Proven)

Sorry to steal the thread a bit Luc but, to Nicole: Are you sure about the pj not working well under those conditions? Isnt induced flow how you start one and wouldn't it simulate dynamic conditions as if it were mounted on a plane of sorts... And about the turbine not running well. Yes the pulsing ...
by Zippiot
Wed Sep 10, 2008 8:12 pm
Forum: Unconventional, Multi-Mode and Hybrid Jets
Topic: Pressure Gain Combustion (Now Proven)
Replies: 96
Views: 90792

Re: Pressure Gain Combustion (Now Proven)

Would love to see a vid of the exhaust, very interested to see how the flame behaves.
by Zippiot
Wed Sep 10, 2008 7:49 pm
Forum: Unconventional, Multi-Mode and Hybrid Jets
Topic: Pressure Gain Combustion (Now Proven)
Replies: 96
Views: 90792

Re: Pressure Gain Combustion (Now Proven)

Copy paste has failed me again :(
by Zippiot
Wed Sep 10, 2008 6:13 pm
Forum: Unconventional, Multi-Mode and Hybrid Jets
Topic: Pressure Gain Combustion (Now Proven)
Replies: 96
Views: 90792

Re: Pressure Gain Combustion (Now Proven)

Just thinkin outside the box.
by Zippiot
Tue Sep 09, 2008 10:30 pm
Forum: Unconventional, Multi-Mode and Hybrid Jets
Topic: Pressure Gain Combustion (Now Proven)
Replies: 96
Views: 90792

Re: Pressure Gain Combustion (Now Proven)

Why are there 6 levers if there are only 4 directions!
by Zippiot
Sun Sep 07, 2008 2:23 am
Forum: Gas turbine forum
Topic: Turbo based jet engine?
Replies: 7
Views: 7505

Re: Turbo based jet engine?

Nope my crappy machine scaled it all wrong, sorry
by Zippiot
Sat Sep 06, 2008 10:50 pm
Forum: Gas turbine forum
Topic: Turbo based jet engine?
Replies: 7
Views: 7505

Re: Turbo based jet engine?

Your shaft is like 3 inches think O.o
j/k

Someone who knows what they are doing plz step in my only expience with turbines is a shrekky and a badly built axial.
by Zippiot
Sat Sep 06, 2008 3:13 am
Forum: Valveless pulsejet forum
Topic: Liquid fueling.
Replies: 10
Views: 8384

Re: Liquid fueling.

What ever happened to inflating rubber surgical tubing inside a bottle? The stuff I bought for 5 bux per 15 feet is amazing inflates around 25 psi. Find a nalgene bottle and fit sum vales to it; a really easy way to refill is to build a pvp pipe that can hold the tanks max and attatch a bike valve t...
by Zippiot
Thu Sep 04, 2008 6:19 pm
Forum: Valveless pulsejet forum
Topic: Glass CC
Replies: 15
Views: 12810

Re: Glass CC

Borosilicate...Pyrex?