Senior Traction Power & Electrical Engineer

PRADIP K ROY (PK )

**** ******* **

Bethesda, MD 20817

Home : 301-***-**** ( cell )

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EXPERIENCE :

From : 11/2004

WMATA, Washington, DC ; SENIOR ELECTRICAL / TRACTION POWER ENGINEER

RESPONSIBILITIES :

Engineering, Design, commissioning & Construction support for various Industrial Facilities /Mission

Operation Control centers (24x7) & Metro Rail / Mass Transit Projects around USA & Abroad.

( traction power substation, yard facilities, 480v facility power system, 700V DC third rail power

and Emergency power system for Washington Metro Rail System,

Southern California Rapid Transit, DART / UTAH /Pittsburg LRT, PATH World Trade Center

Power Restoration, MTA-NY East side access and Dulles Corridor Metro Rail facilities )

Designed Substations ( 34.5KV /13.8KV&700VDC ), Facility power distribution, Grounding system, Prefab substation, AC / DC equipment layout and emergency power system – Stand by generator, battery system,

UPS / ATS for 24x7 critical operation control center.

Developed One Line Diagram, Cable schedules, Equipment specifications, Control Schematics, Contract drawings and Phasing plan.

Performed short circuit / voltage drop / grounding / cable sizing calculations / Relay Coordination Studies /

& Technical evaluation of bids. Introduced IEC 61850 - GOOSE services for CB position, trips, bus transfer, interlocking schemes ( IED / Fiber ) . Specified HV/LV Circuit breaker ( C37, IEC62271/61439 ), Switchgear, Xfmrs, VFD, UPS ...

Conversant with NEC/ ANSI / IEEE / NEMA / NETA / UL / LEED/ NFPA/ IEC Standards . Reviewed vendor Documents

( ABB / SIEMENS / CPC /POWELL/ SECHRON & HITACHI ).

Analyzed Short Ckt studies ( SKM / ETAP ), Arch Flash Analysis & Traction Power Simulation studies with Rail Vehicles system. Analyzed / Implemented Environmental protection Plans. Reviewed Grid /Utility integration plan, Metering connections Plan (IEEE 1547), Battery Storage System design, Risk Assessment Analysis (threat, flood, power failure ). Developed contingency plan, Preventive Maintenance Instruction plan based on O&M . Implemented EMI protections plan and Building Automation Plan (BAS) . Reviewed and Analyzed the Rail safety system, Regenerative braking energy storage system for new rail projects & technical solutions to meet RAMS . Designed shipboard power distribution system ( Emergency generators /Battery system) .Familiar with Unified specification & criteria for FAA Facility power .

Updated Design Criteria. Resolved Construction conflicts . Responded RFI’s .Coordinated with power company to approve the power distribution scheme & Grid connections. Evaluated change orders, Product life cycles studies & Vendor management system . Evaluated Water and Power usages during project construction. Reviewed Reliability / safety analysis of rail operation system (EN50126)

Start-up / Commissioning :

Witnessed FAT. Developed equipment Installation test -Functional test / System integration test / System acceptance test procedures, As built dwgs, safety briefing and O&M training for operation engineers.

Executed commissioning plan, Maintain commissioning Schedule, High lighted construction drawings . Submitted progress report .

Reviewed Vendor’s QA/QC plans,Test reports & Shop drawings .Checked calibration date for all test equipment

Implemented Lock out / Tag out (LOTO) and power isolation plans, Reviewed Vendor documents and

Developed Field test Documents in accordance with NETA/IEEE/ANSI standards. Developed System Integration plan . Closely followed third party vendor workmanship . Followed and implemented Health /Safety plan . Verified and tested each system with subsystem per design and specification. Field tested Gas Insulated Substations / Switchgear ( leak/partial discharge/gas pressure……)

Field Testing / Factory Testing : Transformer / Switchgear / UPS / Battery Storage System /Rectifier /

Generators

Previously worked for Holtec (cement / mining ), Bechtel ( Nuclear Power Plant / High Voltage substation 69 kv and beyond ) and Parsons ( Rail)

EDUCATION :

i)BSEE, NIT - DURGAPUR, WB, INDIA, 1974

ii)Post Graduate Diploma in Electrical Power Distribution System from Norwegian Institute of

Technology, Trondheim University, Norway

PROJECT EXPERIENCE :

Designed (Construction Support/Installation ) & Completed Following Projects.

(A). Washington Metro System ( WMATA ) :

i). SSI -12 ( B/J/H ) Route : 4x4MW + 1x6Mw Traction Power Substation (TPS) & 5 Tie Breaker Stations and Facility Electrical System (34. 5 & 13.8 kv/525v ac-700v dc & 480 /120v ac & 125v dc system ) .

ii). SSE-13 & SSI-13 : 2x9MW TPS + Two TBS + Facility Electrical System .

iii). SSE-15 & SSI-15 ( Branch Ave Yard ) B Design Build : 1x9MW TPS + Shop Facilities .

iv). Largo Line Extn B Design Build : 2x9MW TPS + TBS + Facility Power Dist. System.

v). Upgrading of Design of TPS from 4MW to 9MW for 8 Car trains, 120 sec headway.

vi). Dulles Metro Rail Project ( Phase I & II )

vii). Installation & Project engineering support for Infrastructure Renewal Program

.

(B). PATH-WORLD TRADE CENTER POWER RESTORATION :

i). One 3x2 MW TPS + Station Power Distribution System Design

(C). MTA-NY ( East Side Access ) :

i) Traction Power System & Facility Power Distribution System Design.

a). 26.4 / 13 .8 / 0.55 kv B 700v dc Traction Power System

b).26.4 / 13 .8 / 0.48 kv Facility Power Dist System .

( D ). Southern California Rapid Transit ( Los Angeles ) & BART ( San Francisco )

i) Configuration Management & Start-up support for RED LINE.

ii) Design Build Engg. Support for San Francisco Airport Extn

( E ). DART / UTAH / PITTSBURGH B LIGHT RAIL SYSTEM

i) Specs / One line & Substation Layout ( Catenary System )

( F) . MANILA ( Philippines ) LRT-3, Phase B 2, 4 B Car trains, 120 sec headway

i) One line diagram / Specs / Substation Layout ( 3 x 3 MW TPS- 34.5-0.55KV )

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