Overview:

Main power will be supplied to the accelerating grid by an x-ray transformer capable of -50kv at 30mA. Transformer will be immersed in mineral oil for cooling and insulation.

Operation Video (4/20/2014)

System overview

Operation Video (4/20/2014)

Comparison of operation with and without primary ballast

Operation Video (4/20/2014)

Voltage and current metering

Operation Video (4/20/2014)

Internal connections

Operation Video (4/20/2014)

Phase angle controller with sinusoidal input signal

Operation Video (4/20/2014)

Full power output arcs with primary ballast

Operation Video (4/20/2014)

Full power output arcs without primary ballast

X-ray transformer (3/18/2007)

X-ray transformer will provide main accelerating potential to the deuterium ions.

High voltage rectifier (3/18/2007)

Each diode string is rated at 100KV at 15mA.

Transformer mount (3/18/2007)

Transformer mount GCODE

Transformer mount (3/18/2007)

Threaded nylon rods are 8" long.

Transformer mounted (3/18/2007)

Transformer is held securely in mount.

Transformer in oil tank (3/18/2007)

3 gallon bucket will house x-ray transformer and will be filled with mineral oil.

Mineral oil (3/18/2007)

Mineral oil will provide insulation and cooling.

Electrical connections (6/8/2007)

High voltage connectors are mounted to right plate, AC power connectors are mounted to left plate.

HV mount GCODE

AC mount GCODE

Electrical connections (6/8/2007)

Mounting panels

Electrical connections (9/13/2007)

AC connections to primary winding.

Electrical connections (9/13/2007)

Diode strings connect to secondary output.

Electrical connections (9/13/2007)

Center tapped full wave rectifier output.

Electrical connections (9/10/2007)

HV and AC power feedthroughs.

Electrical connections (9/13/2007)

Interior electrical wiring connects to feedthroughs in bucket top. Bucket is filled with mineral oil.

Update: This AC input mount allows arcing from the top of the HV diode string to the AC input connectors, it has been replaced with a new version.

AC input connection shield (9/15/2007)

AC input connection shield dips beneath the surface of the oil preventing arcing between the top of the rectifier assembly and the AC input mains.

AC input shield GCODE

AC input connection shield (9/15/2007)

Bottom

AC input connection shield (9/15/2007)

Top

AC input connection shield (9/15/2007)

Mounted in place of old connector.

Electrical connections (9/13/2007)

Exterior electrical connections.

HV supply (9/13/2007)

Complete HV supply for grid.

HV supply test (9/16/2007)

Arc drawn from output reaches 1 foot long.

HV supply test (9/16/2007)

HV supply test (9/16/2007)

Phase angle control mount (2/19/2008)

Mounts phase angle control on x-ray transformer. Shown are bottom and side panels

Phase angle control GCODE

Phase angle control mount (2/19/2008)

Top panel.

Phase angle control mount (2/19/2008)

Top panel.

Phase angle control mount (2/19/2008)

Side and bottom panels.

Phase angle control mount (2/19/2008)

100 ohm current sensing resistor is connected to ground and secondary.

Solid state relay (2/19/2008)

Random fire SSR is used for phase angle power control of x-ray transformer.

Phase angle controller (2/19/2008)

Synchronizes with line frequency and provides variable power control to transformer.

Phase angle controller (2/19/2008)

Output from phase angle controller driving 100w light bulb.

Phase angle controller (2/19/2008)

Mounted on transformer. Jacks on panel are for a fluke HV probe, voltage and current monitoring, analog control input and 24VAC input for phase angel controller power.

Phase angle controller (2/19/2008)

Test setup

Phase angle controller test (2/19/2008)

Low power controlled arc, approximately 10mA.

Useful links:

http://www.fusor.net/ Open Source Fusion Research Consortium.

By attempting to reproduce any experiments or devices listed on this domain in part or in whole, you agree to hold me harmless against any lawsuit or liability.

Copyright © 1998 - 2005 by Andrew Seltzman. All rights reserved.