George Liu

About George Liu

Data Center Power architecture from grid to Rack PDUs. PUE optimization, DCIM, liquid cooling and networking power distribution. Rack power distribution with ORV1, ORV2, ORV3 power shelve or CRPS. Working with vendors to develop power shelves and Power supplies used in Computing Rack. HPC, GPU, Storage server power designs with 48V and 12V bus. DCDC PoL and multi phase VRM designs and verifications. EMI/EMC, safety, compliance etc. Project management with multi culture, multi locations teams including vendors. AC/DC and DCDC power design and verifications. System integration and signal integration. PMI with IPMI or Redfish. Sr. Applications Engineer for Digital PWM controller.Program Engineering for Power Supply design and Power supply application. Power System engineer for Datacom, Telecom and computing.Applications engineer for Power Supply or Power related ICs.Design for reliability, design for manufacture and design for safety managemenrt.Specialties: Digital PWM controller applications. Project management. ACDC design. DCDC POL design. Field applications engineer. Multi culture, multi language design team management.

Experience

1. Principal System Power Engineer

   Auradine

   Sep 2023 — Present · Santa Clara, CA, US

   Cryptocurrency (Bitcoin) mining system, rack, data center power architecture design. Including system power supply, data center power and distribution, backup, hashing board boost and POL DCDC. System integration with mechanical and thermal team. Design and implement system and power architecture from data center level to hashing boards level with air cooling, cold plate water cooling, single phase immersion cooling, dual phase immersion cooling. 5kw to 25kw one and 3 phase input single module power supply design, 400kw rack level system power design and distribution, 400VDC power distribution.

Education

• Tsinghua University

  MSEE, Electrical Engineering

  1990 — 1997

Skills

• Telecommunications
• Product Development
• Embedded Systems
• Semiconductors
• R&D
• Power Management
• Fpga
• Asic
• Vhdl
• Simulations
• Debugging
• Program Management
• Rf
• Power Systems
• Electronics
• Product Management
• Signal Integrity
• Analog
• Power Supplies
• Verilog
• Pspice
• Labview
• Manufacturing
• Hardware Architecture
• Product Marketing
• Ic
• Product Design
• Power Electronics
• Testing
• Electrical Engineering
• Mixed Signal
• Circuit Design
• Engineering Management
• Engineering
• Digital Signal Processors
• Analog Circuit Design
• Soc
• Pcb Design
• Microcontrollers