Engineering topics

Grubb, Daryl L.

Publications and source records attributed to Grubb, Daryl L..

4 records

DOE OSTI2018

Systems and conveyance structures for high power long distance laser transmission

There is provided a mobile high power laser system and conveyance structure for delivering high power laser energy to and for performing high power laser operations in remote and difficult to access locations. There is further provide such systems with high power laser, handling equipment and conveyance equipment that are configured to avoid exceeding the maximum bending radius of high power optical fibers used with the conveyance structures. There are also provided embodiments of the conveyance structures having channels, lines and passages for delivering materials such as fluids.

24 POWER TRANSMISSION AND DISTRIBUTION↗

DOE OSTI2017

Electric motor for laser-mechanical drilling

A high power laser drilling system utilizing an electric motor laser bottom hole assembly. A high power laser beam travels within the electric motor for performing a laser operation. A system includes a down hole electrical motor having a hollow rotor for conveying a high power laser beam having a wavelength less than 1060 nm through the electrical motor.

42 ENGINEERING↗

DOE OSTI2017

High power laser-mechanical drilling bit and methods of use

An apparatus with a high power laser-mechanical bit for use with a laser drilling system and a method for advancing a borehole. The laser-mechanical bit has a beam path and mechanical removal devices that provide for the removal of laser-affected rock to advance a borehole.

42 ENGINEERING↗

DOE OSTI2016

Total internal reflection laser tools and methods

There is provided high power laser tools and laser heads that utilize total internal reflection ("TIR") structures to direct the laser beam along a laser beam path within the TIR structure. The TIR structures may be a TIR prism having its hypotenuse as a TIR surface.

36 MATERIALS SCIENCE↗