Search found 347 matches: +vacuum +safety

Searched query: +vacuum +safety

by Richard Hull
Thu Feb 06, 2003 8:06 pm
Forum: Fusor and/or General Fusion Theory (& FAQs)
Topic: FAQ - Fusion reactions other than D-D
Replies: 3
Views: 2405

FAQ - Fusion reactions other than D-D

... reactions are a trade off. Reactions that are highly desireable from a safety or energy return standpoint might cost a lot to implement or require ... institution just as soon not run down the field with.<br/> <br/> Vacuum systems pumping D-T reactor vessels will have to have their exhausts ...
by 3l
Thu Jan 30, 2003 7:46 pm
Forum: Fusor Construction & Operation (& FAQs)
Topic: Pulsed Fusor #24 Why the linac?
Replies: 0
Views: 1257

Pulsed Fusor #24 Why the linac?

... and COMPLETE understanding of the radiation hazard involved.<br/> High vacuum is required to make this method work.<br/> Remote operation procedure ... signs with a flashing warning light are necessary.<br/> High voltage safety will be stringent due to the extra high potentials involved.<br/> ...
by 3l
Wed Jan 29, 2003 9:12 pm
Forum: Fusor Construction & Operation (& FAQs)
Topic: Pulsed fusor #23 How to design a linac/ with example
Replies: 20
Views: 4880

Pulsed fusor #23 How to design a linac/ with example

... and COMPLETE understanding of the radiation hazard involved.<br/> High vacuum is required to make this method work.<br/> Remote operation procedure ... signs with a flashing warning light are necessary.<br/> High voltage safety will be stringent due to the extra high potentials involved.<br/> ...
by Richard Hull
Mon Jan 13, 2003 9:31 pm
Forum: Vacuum Technology (& FAQs)
Topic: Thermocouple gauge voltage vs. pressure calibration
Replies: 6
Views: 2335

Re: Thermocouple gauge voltage vs. pressure calibration

... investigated specified running heater current at "gauge zero" or max vacuum.<br/> <br/> In the case of the 1518, my favorite, the current is usually ... with the battery, thereby drawing far less than the required 18ma. (safety)<br/> <br/> A vacuum is pulled on the tube and, hopefully, pulled ...
by 3l
Wed Dec 25, 2002 3:03 pm
Forum: Fusor Construction & Operation (& FAQs)
Topic: "Beyond Dr. Miley ... Pulsed fusor #19" - Cont'd
Replies: 10
Views: 2350

Re: "Beyond Dr. Miley ... Pulsed fusor #19" - Cont'd

... Blocking diodes are still in the research stage unfortunately ....So safety is still very primative at this level of operation.<br/> The floating ... a small but still lethal charge on the cap. <br/> My instruments and vacuum equipment are protected by a 6 " long pvc pipe that isolates them ...
by guest
Sat Dec 07, 2002 3:33 pm
Forum: Fusor Construction & Operation (& FAQs)
Topic: Beyond Dr. Milley ...Pulsed fusor #19
Replies: 19
Views: 3103

Beyond Dr. Milley ...Pulsed fusor #19

... from the glow supply. A loop of primary seperated by a fair amount of vacuum insulation. I dubb this concept the induction pulse fusor.<br/> Since ... are needed.<br/> The voltage is created and used up at the helix so safety is inherent even at zillions of volts.<br/> How big can you make it... ...
by Richard Hull
Thu Nov 14, 2002 10:25 pm
Forum: Fusor Construction & Operation (& FAQs)
Topic: Grid
Replies: 13
Views: 3200

Re: Grid

... have been used in the past on super high voltage anode systems in vacuum tubes.<br/> <br/> Some hydrogen thyratron circuits are still in service ... decks are used to allow for cascading in special systems. Engineers and safety officers don't like this, but in some instances it has to be done.<br/> ...
by guest
Sat Nov 02, 2002 4:56 pm
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: safety/current limiting,ect?
Replies: 6
Views: 2388

Re: safety/current limiting,ect?

... to 50ma to begin with using inductive ballast <br/> although the vacuum and grid design primarily control grid amp draw it would be a good safety margin<br/> obviously the voltage you are going to run at would also affect the ballasting ...
by guest
Sun Sep 01, 2002 1:24 pm
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: pulsed fusor power issues
Replies: 16
Views: 3852

Re: pulsed fusor power issues

... his IEC concepts. I want to build the <br/> output transformer into the vacuum chamber and use vacuum as the insulator on bare transformer windings.<br/> ... grid the onerous chore of a ultra high voltage feed thru is avoided. Safety would be easier due to the fact that the other end would be tied ...
by teslapark
Fri Jul 05, 2002 8:10 pm
Forum: Fusion --- Past, Present, and Future
Topic: The Fusor Horserace
Replies: 1
Views: 1982

Re: The Fusor Horserace

... work experiments, which requires alot of special considerations and safety regards.<br/> <br/> Of course, I don't say any of these things to ... point is it evident that one has a nearly proffessional knowledge of vacuum systems, and has tackled all the details of neutron detection.<br/> ...