Dan's Pyro Stuff  
 
 
 
 

Description Date HTML Video Image
I tested my 3/4" PVC rocket engine by trying to see how it would do with a lot of weight on it. Total liftoff weight 2200 grams 12 Mar 2000 34_6.htm 34_6.mpg  
My first mine. The stars are 3/8" pumped red stars from a 1-7/8" tube. There was a chunk of rocket fuel in with the stars. It can be seen flying out in front of the stars, with no visible fire. 5 Mar 2000   mine_1.mpg  
3/4" engine #5: The last static test of this engine. Peak thrust was about 65 pounds! 26 Feb 2000 34_5.htm    
3/4" engine #4b: One more test of this engine and I had a problem. A leak developed around the nozzle. Retesting is required. 18 Feb 2000 34_4.htm    
3/4" engine #4a: Final design, I think. Peak thrust 42 pounds 12 Feb 2000   34_5.mpg  
3/4" engine #3: A small shortcut lead to a leak in the top of the engine. Bad things happened damaging my gauge. 8 Feb 2000   cato_2.mpg  
3/4" engine #2: 3/4" PVC pipe engine tested on new test stand. 5 Feb 2000 teststand.htm 34_3.mpg  
3/4" engine #1: 3/4" PVC pipe engine fueled by KNO3/sugar. Lifted 20 pounds of chain 1 Feb 2000   34_1.mpg

34_2.mpg

 
Cheap CD ignition: Made from a throw away camera's flash unit. 22 Jan 2000 cd_ignition.htm    
H engine test #1: H size engine copied from Chuck Knight's design. This engine lifted 24 pounds of chain. 22 Jan 2000   h_test.mpg h_test1.jpg
Cato 1 (BP pellet): This was just a bad idea that I had to try. It was suppose to be a rocket.     cato_1.mpg  
6lb nozzleless, whistle delay, 5" shell     6lbhowler.mpg