What kind of one way valve would you use?
Jim.
Search found 16 matches
- Sun Sep 21, 2014 9:47 am
- Forum: Valveless pulsejet forum
- Topic: Jam jar jet fuel system
- Replies: 8
- Views: 11610
- Fri Sep 05, 2014 10:19 am
- Forum: Valveless pulsejet forum
- Topic: Another Thermo Jam
- Replies: 11
- Views: 13807
Re: Another Thermo Jam
These are some photo's of the jar lids i've been using
These first two show the lid of the standard jamjar
The second two show the lid from the Glass Thermo-jet.
These first two show the lid of the standard jamjar
The second two show the lid from the Glass Thermo-jet.
- Fri Sep 05, 2014 10:15 am
- Forum: Valveless pulsejet forum
- Topic: Another Thermo Jam
- Replies: 11
- Views: 13807
Re: Another Thermo Jam
For comparison this vid is the same jar type, but run as a normal jamjar with just a single 11mm hole in the lid. The jar broke about half a second after the video finishes.
- Fri Sep 05, 2014 10:05 am
- Forum: Valveless pulsejet forum
- Topic: Another Thermo Jam
- Replies: 11
- Views: 13807
Re: Another Thermo Jam
This one shows how the flame 'Dances ' in shaft like shape directly below the intake ports.
- Fri Sep 05, 2014 10:03 am
- Forum: Valveless pulsejet forum
- Topic: Another Thermo Jam
- Replies: 11
- Views: 13807
Re: Another Thermo Jam
Nightime view of the glass Therm-jam. Note the shape of the flame.
- Fri Sep 05, 2014 10:01 am
- Forum: Valveless pulsejet forum
- Topic: Another Thermo Jam
- Replies: 11
- Views: 13807
Re: Another Thermo Jam
This is my glass Thermo-jam. Daytime vid so you can see the setup. It was also one of the longest runs ive had yet.
- Fri Sep 05, 2014 9:59 am
- Forum: Valveless pulsejet forum
- Topic: Another Thermo Jam
- Replies: 11
- Views: 13807
Re: Another Thermo Jam
Thermo-jam with different lengths of pipe. The lengths are given in millimeters in the filename of each vid.
As you can see, there is not much difference between how they run.
As you can see, there is not much difference between how they run.
- Fri Sep 05, 2014 9:54 am
- Forum: Valveless pulsejet forum
- Topic: Another Thermo Jam
- Replies: 11
- Views: 13807
Re: Another Thermo Jam
Here's some video for you guys!!!
- Wed Sep 03, 2014 4:29 pm
- Forum: Valveless pulsejet forum
- Topic: Tin Can jets
- Replies: 41
- Views: 40703
Re: Tin Can jets
The two jars in the lower photo run like grease. They are standard 7/16th or 11mm holes in the lids, they have good compression. The top photo of the Jetzilla type jar didn't do anything notable except burnsome fuel. It clearly has little chance of containing much pressure given all those holes!!!! ...
- Thu Aug 28, 2014 10:10 am
- Forum: Valveless pulsejet forum
- Topic: Tin Can jets
- Replies: 41
- Views: 40703
Re: Tin Can jets
Thanks Mike. I had wondered if it was a typo. The jar i used to test the design was 14oz. I've attached a photo of two of my usual Jam jars, the one on the left is 16oz, the one on the right is 14oz. The other photo shows how i adapted the 14oz jar to be like the jetzilla article design. Regards, Jim.
- Tue Aug 26, 2014 3:29 pm
- Forum: Valveless pulsejet forum
- Topic: Tin Can jets
- Replies: 41
- Views: 40703
Re: Tin Can jets
j.m. - Welcome! Keep in mind that even a "perfect" augmentor (whatever that might be) is only going to improve thrust by some reasonable fraction. A straight tube is not going to do as well as something with an inlet flare. Please look for the augmentor paper by Bruno Ogorelec, in the FAQ section a...
- Tue Aug 19, 2014 9:04 am
- Forum: Valveless pulsejet forum
- Topic: Another Thermo Jam
- Replies: 11
- Views: 13807
Re: Another Thermo Jam
Just a quick metal jamjar video
Not the longest run, but quite energetic!!!
Not the longest run, but quite energetic!!!
- Thu Aug 14, 2014 10:08 pm
- Forum: Valveless pulsejet forum
- Topic: Another Thermo Jam
- Replies: 11
- Views: 13807
Re: Another Thermo Jam
Thanks Fedde, I will see what I can do
- Tue Aug 12, 2014 11:15 am
- Forum: Valveless pulsejet forum
- Topic: Another Thermo Jam
- Replies: 11
- Views: 13807
Another Thermo Jam
Hi Folks,
I am trying to post a video of my Thermo-Jam. Will the forum allow attachments in .mp4 format????
Has anyone else made one of these fantastic little engines?
All credit to Ghrey for sharing his work with us, Thanks man
Regards, Jim
I am trying to post a video of my Thermo-Jam. Will the forum allow attachments in .mp4 format????
Has anyone else made one of these fantastic little engines?
All credit to Ghrey for sharing his work with us, Thanks man
Regards, Jim
- Tue Aug 12, 2014 10:58 am
- Forum: Valveless pulsejet forum
- Topic: Jam jar jet fuel system
- Replies: 8
- Views: 11610
Re: Jam jar jet fuel system
Have you seen this??
http://www.youtube.com/watch?v=8krnOeql ... detailpage
Theres not much info with the videos. Is Kevin Lee a memeber of this form????
Regards, Jim
http://www.youtube.com/watch?v=8krnOeql ... detailpage
Theres not much info with the videos. Is Kevin Lee a memeber of this form????
Regards, Jim