Van N Le P.E
17241 Rose Mallow Ave, Parker
Summary
Senior electrical engineer specialized in power system protection and control design.
Overview
32
32
years of professional experience
1
1
Certification
Work History
System Protection Engineer
WAPA - Headquarter Office
12.2012 - Current
- Models transmission lines, transformers, and renewables such as wind and photovoltaic (PV) using Aspen.
- Performs short-circuit studies, relay coordination, as well as line impedance and I2T calculations.
- Models power system in EMTP for various studies such as Temporary Overvoltage (TOV), Transient Recovery Voltage (TRV), and series capacitor's protective MOV energy analysis.
- Prepares relay recommendation for new interconnection, as well as replacement projects,
- Prepares power equipment recommendation such as transformers, breakers, series/shunt capacitors and reactors.
- Reviews Single Line diagrams.
- CT saturation analysis.
- Prepares relay settings in SEL AcSELarator.
- Familiar with SEL 421, 411L, 311C, 311L, 487E, 487V, 487B, 387, 387E, 451, 351, and 751.
- Expert in various pilot schemes such as POTT, PUTT, DUTT, DTT, and current differential.
- Expert in the protection of different bus configurations such as Main-and-Transfer, Breaker-and-a-half, and double-bus-double-breaker.
- Analyze faults using Synchrowave event, and provide solution to regional offices.
- Familiar with WAPA protection standards
- Familiar with NERC/WECC reliability standards.
Senior Control Designer
WAPA - Headquarter Office
02.1993 - 12.2012
- Prepares engineering estimates.
- Develops single line diagrams and relay device function sheets.
- Prepares switchboard specification.
- Develops three line diagrams including AC/DC schematics, relay logic diagrams, and panel wiring.
- Performs control panel point-to-point check.
- Conducts Factory-Acceptance Test (FAT)
- Supports field commissioning, including functional testing.
- Experts in WAPA's control design standards, including Digital Control System (DCS), original PLC/wonderware, as well as conventional design.
Education
Bachelor in Electrical Engineering (BSEE) - Power System
University of Colorado - Denver
Denver, Colorado05-1988
Skills
- Detailed oriented
- Multi-tasking
- Fast-track projects
- Fluent in Aspen OneLiner, Aspen Line database, EMTP software, Easy Power
Accomplishments
- Liberty 345kV series capacitor replacement.
- Liberty 345kV phase shifting transformer relay replacement.
- 345kV waterflow phase shifting transformer replacement.
- White Hills Wind farm addition.
- Gila modernization including 161kV, 69kV, 34.5kV yard re-build.
- White 345kV Geomagnetic Disturbance (GMD) neutral current blocking design.
- Marana 115kV upgrade.
Affiliations
- Power System Relay Committee (PSRC)
Certification
Professional Engineer (PE) - Colorado & Nevada Colorado State Board of Registration for Professional Engineers & Land Surveyors July 1995
Timeline
System Protection Engineer
WAPA - Headquarter Office
12.2012 - Current
Senior Control Designer
WAPA - Headquarter Office
02.1993 - 12.2012
Bachelor in Electrical Engineering (BSEE) - Power System
University of Colorado - Denver
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