Tanner Nielsen Email and Phone Number

– Analysis of the Space Launch System (SLS) ignition overpressure launch environment usingLoci/Chem CFD software.– Extensive analysis of liquid thruster (5% scale RS-25 engine) CFD simulations, which included testingof chemistry models, turbulence models, mesh resolution, cell types, and simulation parameters.– Development of a far-field acoustic propagation prediction tool using near-field CFD data andKirchhoff integral method.– Two-phase flow analysis of the SLS Ignition Overpressure Sound-Suppression system usingLoci-Stream-VOF; an unstructured, incompressible flow solver that uses Volume of Fluid methods tocapture the phase interface.– Two-phase flow analysis of the SLS launch pad rainbird design. Simulated the water throw anddischarge coefficient through the nozzle (Loci-STREAM-VOF) and developed fast analytical estimatesbased on Bernoulli’s equation and projectile motion.

– Numerical analysis of nonlinear partial differential equations.– Developed fourth-order accurate (temporal/spatial) finite difference code to solve Burger’s equation.– Developed novel, domain-partitioned Implicit/Explicit temporal advancement scheme to increasenumerical stability and computational efficiency.– Assessed the viscous and spatial resolution effects on numerical stability of newly developed method.

– Hands-on experience with process engineering for printed circuit board manufacturing.– Surface Mount Technology oven reflow project; developed generic oven reflow profiles and settings forall circuit boards manufactured in the plant.– Design Of Experiment to determine the optimal solder paste settings and tolerances.– Fourier Transform Infrared (FTIR) Spectroscopy; characterized library of materials used throughoutthe plant to determine quality and contamination issues.– Developed process documentation and preventative maintenance instructions/schedule for equipment.– Trained process technicians/production workers on equipment used in electronics manufacturing.

- Hands-on experience with aluminum and steel fabrication; TIG and MIG welding.- Selected by management to serve as a team leader for 5S and LEAN manufacturing.- Extensive blue print reading to fabricate custom wireline trucks for use in oil well drilling.