NICHOLAS W. CHRISTAKES
11990 Carriage Park Lane, Johns Creek, GA 30097
OBJECTIVE
To provide clients with versatility and expertise in a broad array of cost effective electrical engineering solutions in power system studies and project design, in a team oriented, growth minded organization, involving the design and development of power systems, for utility, industrial, institutional, governmental, and commercial clients.
EDUCATION
Illinois Institute of Technology, Chicago IL
Bachelor of Science in Electrical Engineering, BSEE, July 1999
EIT (FE), October 2002
ELECTRICAL ENGINEERING CAPABILITIES SUMMARY
POWER STUDIES
Ground Fault Analysis ( Short Circuit )
Load Flow Analysis
System Protective Relaying
Interlocking Analysis
Selective Overcurrent Coordination ( TCC Curves )
Harmonic Analysis
Arc Flash Hazard Analysis
Grounding Analysis
DC Loading Analysis / Battery & Charger System Sizing & Coordination
Insulation Coordination, Lightning Mitigation Analysis
Inductive Coordination
Duct Bank Thermal Analysis
Heat Load / Loss Analysis
General Studies, Load Lists, Lighting, Cable/Breaker and Equipment Sizing, CT/PT Sizing
SPECIFICATION & DESIGN
Transformers
Power Distribution Center (PDC)
Switchgear / MCC / Breakers / Panelboard
Harmonic Filter
Battery & Charger System
UPS System
Grounding System
Medium & Low Voltage Cable
Raceway
Heat Trace
Carrier Set / Line Trap / CCVT
Overhead Crane
Various General Electrical Engineering Procurement & Installation Documents
DRAWINGS, REPORTS, & PROJECT DOCUMENTATION
Single Line Diagrams
Three Line Diagrams
Schematics
Wiring Diagrams
Grounding
Plan (Site Layout)
Equipment Elevation
P & ID
Bill of Material
Design Guidelines
Budget Estimates
Project Task Schedules
Minutes of Meeting
System User Manuals
Engineering Reports
Power Studies Reports
Status Reports
COMPUTER & SOFTWARE CAPABILITIES
ETAP
SKM-GroundMat
SKM-Dapper
SKM-Captor
SKM-HiWave
SKM-ArcFlash
SKM-Device Evaluation
SKM-Transient Motor Analysis
CYME-PSAF
CYME-CAP
CYME-GRD
AmpCalc
CORRIDOR
UCTEMP
ELMS
MathCad
MatLab w/Simulink
Maple
MS-Excel
MS-Visio
MS-Word
MS-Project
MS-Outlook
MS-Access
Auto-Cad
Micro-Station
Acuity-Lighting
ProjectWise
Buzzsaw
Intellidox
Documentum
RECENT PROJECT EXPERIENCE
LES Nuclear Enrichment Facility, Eunice NM
Senior Electrical Design Engineer
May 2009 December 2009
Onsite development and design of LES Nuclear Enrichment Facility through Field Walkdowns, Engineering Change Requests (ECRs), Design Change Requests (DCRs), Condition Reports (CRs), Non-Conformance Reports (NCRs), and modification packages. Design tasks included sizing, location, and routing of panel, switchgear, transformer, VFDs, cable, raceway, breakers, disconnect switches, junction & pull boxes. Extensive utilization of the NEC and IEEE Standards.
Provided numerous design packages of electrical systems (sizing, grounding, feeding, locating, installation specification) throughout site such as: GEVS (Gaseous Effusion Ventilation System), sitewide heat trace, docking station for automatic floor sweeper, rooftop HVAC, and added capacity.
Planned and developed design package for additional main power transformer with cabling and raceway system. Design work included transformer sizing, management of substation interconnection through plant entrance, cabling, switchgear, and raceway design.
Organized and led weekly design engineering / contractor meetings. Design Engineering liaison to process group for accurate implementation of ECRs, DCRs, CRs, and NCRs.
Supervised power system study analytical model implementation and developed system power studies budget.
Substantially re-wrote site grounding specification and designed site ground systems.
Made & implemented extensive cost saving recommendations for cable, transformer, motor, and VFD installations.
Performed and advised group on sitewide calculations for loading, ampacity, voltage drop / load flow, harmonics, short circuit analysis & equipment bracing and interrupting capabilities, & grounding.
Led & trained 10 member electrical design group in conformance of IEC standardized design to NFPA 70 & IEEE requirements, panel schedule balancing calculations, and cable loading.
Conformed & revised sitewide specifications.
Led drafting group & mentored interns.
Siemens Energy & Automation, Alpharetta GA
Senior Systems Consulting Engineer
April 2008 April 2009
Provided engineering expertise in the development of the Medium voltage power distribution system of the ThyssenKrupp Carbon & Stainless Steel Works. Primary responsibilities included the development of the System Power Studies and Single Line Diagrams. Power studies included the short circuit, load flow, harmonic analysis, selective overcurrent coordination, arc flash, device evaluation, heat load, 125VDC system, and system AC interlocking analysis. Provided system protective relaying design.
Additional responsibilities included authoring specifications for the 125VDC battery and charger systems, harmonic filters, and production of system bill of material. Contributed to the development of the design guideline. Provided outdoor switchyard aluminum bus sizing calculation for design construction firm. Reviewed and updated switchgear drawings, 125VDC system, and harmonic filter drawings for completeness and accuracy.
Planned and led project meetings both onsite and in the home office.
Conducted scheduling, cost analysis, and provided and implemented cost savings recommendations.
Interfaced with both onsite and utility personnel in the management of substation interconnection.
Preparation of User Manuals and supporting documentation for projects.
Led 6 member design group & mentored employees.
---
STSI, Chicago IL
Lead Electrical Engineer Consultant
July 2005 February 2008
Served as Lead Electrical Engineer for CH2M-Hill on the Nevada Power Clark 5-8 LEC Project. Performed field investigations for demo and installation work. Authored electrical scope & specifications, produced drawings, managed designers, sized & procured equipment, cabling, and conduit. Implemented project electrical documentation system and participated in project meetings.
Had project ownership responsibilities for electrical studies & calculations underlying the design of the Nevada Power Clark Peakers Project. Studies included: system ground fault (short circuit), load flow, grounding analysis, selective overcurrent coordination, cable sizing with derating (due to voltage drop, ambient & duct bank heating), conduit, duct bank, conduit, & cable tray sizing, MCC, motor starter & disconnect switch sizing.
Designed ground grid and provided grounding bill of material with all accessories.
Provided balanced load list, drove one-line design, and managed protective relaying.
Designed & optimized system bus interconnection to provide maximum safety, redundancy, & uptime.
Managed MCC location, sizing & bucket layout. Reviewed & corrected vendor MCC drawings.
Produced various TCC curves for the largest motor and non-motor loads and site Transformers.
Provided installation design of cable and duct bank from SSTs through PDC and into yard, which optimized cable runs, duct bank and PDC space by eliminating crossovers to produce logical orientation for the most efficient pull through duct bank to utilization equipment.
Provided extensive 3 winding impedance calculation for short circuit analysis of Siemens GSUs.
Provided voltage drop/pickup analysis for sitewide CTs.
---
Provided engineering support for the Harris Engineering Energy Group involving short circuit analysis using hand and software tools, ambient and duct bank heating, produced balanced load list, design sheets, one line drawings, and wrote specifications for MCC, Switchgear, Panelboard, and Auxiliary Transformer.
---
Provided Engineering and field support for S&C Electric for the Prince Windfarm projects. Primary responsibilities included Collector System design and implementation. This work involved critical efforts concerning the design of trenches, cabling, system grounding, site layout, equipment procurement, and production of drawings for the collector system and Collector-substation interface; calculations such as insulation coordination (system surge & lightning protection), voltage drop, loading, ground fault (short circuit), load flow, conduit fill & sizing, cable and breaker sizing; scheduling procurement efforts; design of yard lighting for the collector-substation and tie-point substation. International work was performed within the guidelines of the Ontario Electrical Safety Code (OESC). Domestic work was performed within the guidelines of NFPA 70, the National Electric Code (NEC), and the NESC.
Modeled collector system buses in PSAF for short circuit and load flow analysis of Prince II.
Designed & Procured MET Tower Power System for Prince Windfarms.
Supported collector system directional metering & substation ground grid package, Prince Windfarms.
Authored specifications for carrier set, line tuner & CCVT, & line trap for Zapata Substation ring bus.
Provided CT saturation calculation for Wolverine Creek Windfarm Substation.
Provided grounding specification for the Wolverine Creek Windfarm.
Provided QA/QC engineering support of 240kV Areva Breaker stands for Prince Substation.
Designed and procured Annunciator panel with full accessories for Wolverine Creek O&M Building.
Furnished substation battery & charger size calculation utilizing IEEE format.
Supported engineering group with design and procurement duties for various projects.
Developed and maintained document management system, prepared user manuals.
Creation of final design documentation for electrical systems.
---
ATSI Consulting, Munster IN
Lead Electrical Engineer Consultant
February 2005 April 2005
Responsible for design of Cast House electrical systems for the US Steel No. 13 Reline. Authored specification for overhead electric crane. Performed field walk-downs for equipment retrofit.
Designed grounding system for Crown-ESA pre-fabricated building and transformer set.
Hinkle Engineering, Chicago IL
Field Electrical Engineer Consultant
November 2004 January 2005
Inspected various sites for photometric output of parking lot lights along with their respective poles, accessories, fixtures, method of control, and electrical services. Work involved extensive field work revising drawings, interstate travel, and frequent interface with government officials and site personnel.
Corr Comp Company, Schaumburg IL
Electrical Engineer 2
December 2003 July 2004
Performed inductive coordination study of high energy corridor for Reno Main Line to mitigate induced and radiated energy on both steady state and faulted conditions. Performed test to verify both the relative magnetic permeability and internal impedance settings of proprietary analysis software. Led procurement efforts and designed systems utilizing creative and unorthodox approaches in development and identification of mitigation method. Authored technical report outlining problems and solutions.
Extensive use of Excel macros to calculate, organize, and analyze data to generate plots revealing voltage, current, surface-potential, and internal impedance. Identified electrically induced hot-spots, provided mitigation solutions, and authored report of Kinder-Morgan Arizona Public Service project.
American Pharmaceutical Partners, Melrose Park IL
Lead Electrical Engineer Consultant
August 2003 November 2003
Headed team of engineers in testing of differential pressure, static pressure, temperature, and humidity transmitter control systems. Prepared database for control system test point results. Made testing efficiency improvement recommendations. Trained in cGMP and FDA requirements.
Patrick Engineering, Lisle IL
Staff Electrical Engineer
October 2002 April 2003
Performed substation modifications involving creation of wiring & schematic diagrams, design of new & retrofit of existing panels. Retrofit work involved upgrading OCBs with SF6 breakers, Westinghouse electromechanical relays with Schweitzer microprocessor based relays (SEL-321, SEL-279, SEL-311C), carrier set with Pulsar TC-10B, and added Solid-State GE-SBC. Participated in scheduling, planning, and cost analysis.
Field assignment at Rocky Run and Whiting Substations.
Sargent & Lundy LLC, Chicago IL
Electrical Design Engineer 2
August 1999 July 2002
EPC project ownership responsibilities for the HRSG, auxiliary boilers, and the water treatment system. Developed the system one-line diagram and the electrical equipment load & purchasing list for Columbia and Riverside Energy Centers.
Utilized S&L, IEEE, NEC, and NEMA for development of Master Diagrams (Design Sheets) and specifications for SCRs, motors (4 kV & 460 V), VFDs, transformers (Main power, GSU, auxiliary, & dry type), reactors, GCBs, 13.8kV & 4.16kV switchgear, 480V SUSs, 480V MCCs, panelboard, cathodic protection systems,125VDC battery & chargers, and UPSs for Gibson and various other power stations.
Developed tables which differentiated IEEE, NEC, and ICEA ampacity values in various environments, temperatures, voltages, and loading factors.
Performed technical bid evaluations for design, scope, and budget of various OEMs. Developed system one-line diagram, battery system, DCS, cable & iso-phase bus duct, RTD, and lighting for Bighorn and Arrow Canyon Energy Centers.
Performed exhaustive impedance calculation of 2000 KCM cable utilizing Neher & McGrath paper for short circuit analysis of 4.16kV buses to add reactor feed pump at Dresden Nuclear Plant in support of Power Uprate study.
Analyzed various interconnected systems for the potential of spurious operations due to fire cable damage. Verified system load control and performed shutdown coordination calculations for Byron and Braidwood Nuclear Plants.
Performed wiring analysis, voltage drop and loading calculation for the Control Room Instrumentation Distribution (CRID) system needed for the start-up of D.C. Cook Nuclear Plant.
Designed instrumentation for Boronometer modification onsite at Davis-Besse Nuclear Plant utilizing extensive mathematical analysis.
Zenith Controls, Chicago IL
Electrical Design (Coop)
January 1997 August 1999
Designed switchgear for emergency standby, parallel to utility, and prime power systems for various facilities. Prepared wiring, schematic, panel layout, and one & three line diagram drawings. Provided manufacturing, client, and material procurement support. Produced submittal, bill of material, and drawings from specification. Familiar with ladder logic diagrams; Siemens, GE-Fanuc, & Allen Bradley PLCs, Potter-Brumfield relays, HMI, grounding, metering, PTs & CTs.
Managed generator breaker & Parallel Switchgear Standards for ISO-9000. Trained employees.
ADDITIONAL INFORMATION
Provided numerous engineering recommendations resulting in project cost savings. International standards organization fluency. Developed professional services business. Former Contract Manufacturing shop manager & machinist. Tutored math & physics. Developed shorthand. Member of IEEE & Phi Theta Kappa. Wrote The Epic of Alexander. Scored #1 on Ford entrance exam over 3000 applicants. Enjoy: Reading, Writing, Music, Golf, and Travel.
REFERENCES Management & Peer Level Available Upon Request
|
