Search found 341 matches: +vacuum +safety

Searched query: +vacuum +safety

by prestonbarrows
Sat Nov 05, 2016 12:49 am
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: HVSafety Circuit for comments
Replies: 7
Views: 1976

Re: HVSafety Circuit for comments

... Even tripping the mains lines of the supply does not guarentee safety. At these voltages, the capacitance of random parts floating out in ... enough energy to kill. In the case of a fusor, the internal grid and vacuum chamber make up what amounts to a high voltage capacitor. Additionally, ...
by Dennis P Brown
Sun Oct 09, 2016 8:16 pm
Forum: Images du Jour
Topic: Completion of Demo Fusor
Replies: 7
Views: 1447

Re: Completion of Demo Fusor

... chamber) should always have a true ground; then all components such as vacuum pumps, turbo/diffusion, gauges, and even the support stand should ... ground is valid as well as if neutral/hot have the correct polarity. Safety is your responsibility.
by Sven Andersson
Fri Sep 16, 2016 3:36 pm
Forum: Other Forms of Fusion - Theory, Construction, Discussion, URLs
Topic: Creating plasma with microwaves?
Replies: 10
Views: 2245

Re: Creating plasma with microwaves?

Richard Hull wrote:We recommend against using magnetrons from ovens
Some of the stuff people have done and put on YouTube is mind boggling as regards safety! Search for "What microwave oven is capable. Generated plasma." or "Magnetron #6 - Irradiating A Vacuum Jar" or "Dangerous Magnetron from Microwave Oven 1".
by docmills
Thu Aug 25, 2016 12:17 am
Forum: New User Chat Area
Topic: Catagorzing Plasma in a Demo Fusor
Replies: 4
Views: 1292

Catagorzing Plasma in a Demo Fusor

... fusor. Grid construction and running of a 220 line for our two stage vacuum pump remain. Following the advice of Mythbusters Adam Savage -the ... a production number and we will maintain a log sheet. This will be part safety checklist and part data collection of time and perimeters. Jackson ...
by Dennis P Brown
Thu Aug 18, 2016 5:53 pm
Forum: Fusor Construction & Operation (& FAQs)
Topic: New Fusor - Prototype Test
Replies: 2
Views: 1454

Re: New Fusor - Prototype Test

... ma), I get a runaway effect as the voltage drains along the metal/glass vacuum side surface and 'short's' out my plasma (the x-former doesn't seem ... a powerful fan to blow air onto the x-former. These upgrades add to safety and, hopefully, reliability. I am rather pleased by my central 'electrode'. ...
by Dennis P Brown
Fri Jul 15, 2016 2:58 pm
Forum: New User Chat Area
Topic: safety and sercurity
Replies: 2
Views: 1376

Re: safety and sercurity

... what is safe. A low voltage plasma device made using metal and a proper vacuum safe window is suitable for a bed room if one is fairly careful. A ... equipment for the neutrons. This should answer the question about safety ... read the various FAQ's on the given topics here at the forum. ...
by Andrew Seltzman
Mon Jul 11, 2016 3:37 am
Forum: Fusor Construction & Operation (& FAQs)
Topic: Mark3 operation 3e-4 torr / quad ion source @ -40kV, 1mA-9mA
Replies: 130
Views: 26453

Re: Mark3 operation 3e-4 torr / quad ion source @ -40kV, 1mA

Runs are kept short for safety(and thermal issues) x-ray rate at the viewport surface is 10-15mR/h through the lead glass shield neutron rate at the surface of the vacuum vessel is 140mR/h at 2.4E6n/s Runs are 30s with the two parallel supplies, about 60s with ...
by Dennis P Brown
Thu Jul 07, 2016 10:19 am
Forum: Images du Jour
Topic: Michael Logusz Plasma Club Submission
Replies: 2
Views: 1060

Re: Michael Logusz Plasma Club Submission

... has merits but one needs to be very careful with glass chambers under vacuum - using thin glass for plasma's is dangerous and if a flaw leads to ... terrible glass grenades! So, a screen is really a good idea and use safety glasses at all times when the chamber is being placed under vacuum! ...
by Rex Allers
Sun Jul 03, 2016 11:10 pm
Forum: New User Chat Area
Topic: Two noobish questions
Replies: 3
Views: 942

Re: Two noobish questions

... the "outside" ends of the series coils. Since, for common sense and safety, we must reference our HV to ground, we can only use the voltage of ... is to go to the FAQ section for each of the technical areas (HV, vacuum, construction, etc.) and read the info that has been posted and honed ...
by James_Chenault
Sun Jun 05, 2016 3:00 am
Forum: Please Introduce Yourself
Topic: Introduction
Replies: 2
Views: 895


... operation of the chamber via differential pumping (the use of different vacuum levels to create a molecular beam for the TOF). However, I got hired ... of this from scrounged parts, I bought some things in the interest of safety and reliability. I just picked up a set of 2 new pole pigs (line transformers) ...