Tapan Patni
Biography
Tapan Patni has over 25 years of experience as an engineer, project manager, and consultant in the petrochemical, midstream, and power and energy industries, including 20 years with a leading full-service engineering, procurement, and construction (EPC) company. His expertise includes project management, feasibility assessment, project design, cost estimating, scheduling, and constructability analysis, and he has led and successfully delivered lump-sum EPC projects with contracts up to $1.5B in value. Mr. Patni has provided guidance to owners with commercial and technical assessments of currently available technologies, project sites, balance of plant works, infrastructure needs, equipment providers, contractual structures, and AFE-quality estimates through his career.
Mr. Patni leverages his deep technical and technological skillset as well as his demonstrated success in project execution to provide expert analysis and testimony in construction claims and disputes. He possesses extensive experience in complex EPC execution matters and multi-disciplinary technical issues occurring throughout the project lifecycle. His expertise is particularly valuable in identifying issues with development and execution of complex and accelerated projects or when changes exceed reasonable boundaries.
Work History
GlassRatner
Director
S&B Engineers and Constructors Ltd
Project Director, Consultant, Senior EPC Project Manager, Manager of Engineering, Business/Office Manager, Project Engineer, Lead Mechanical Engineer
Sargent & Lundy, LLC
Associate, Mechanical Engineering
Certifications & Professional Affiliations
- Certified EIT, Indiana
- Member–Project Management Institute (PMI)
- Member–American Society of Mechanical Engineers (ASME)
Testifying Experience
- AMEC Foster Wheeler PLC v. Enterprise Products Operating LLC, Case Number 2016-59155 (151st District Court, Harris County, Texas)
Litigation & Arbitration Experience
- Working on multiple cases to testify in US state and federal courts
- Consulting expert for international arbitration matters.
- Technical consultant for damages-only engagements.
Credentials
- BS – Mechanical Engineering
Purdue University
Expert Areas
- Construction Claims & Disputes
- Standard of Care
- Causation Analysis
- Contract Evaluation
- Claim Preparation & Analysis
- Quantum / Damage Assessment
- Chage Order Preparation & Analysis
- Deviation from Industry Practice
- Business Strategy
- Project Management – EPC/M
- Program Management
- Project Development
- Lump Sum Projects
- Contract Negotiations
- Conceptual & Detailed Design
- CPM Scheduling
- Project Controls
- Risk Management
- Cost Estimating
- Portfolio Risk Assessment
- Project Viability Evaluation
- Feasibility Studies
- Greenfield / Grassroots Facilities
- Process Technology Integration
- Revamps / Expansion
- Brownfield Assessment
- Equipment Selection
- Supplier Assessments and Selection
- P&L Assessment and Reporting
- Staffing, Recruitment and Expansion
- Client and Opportunity Identification / Development
- Proposals and Contracting
- Fit-for-Use AI Implementation
- Large-scale Data Analysis and Processing
- Mentoring & Training
CHEMICAL & PETROCHEMICAL
- Over 10 projects, including the following industry sectors: Propane dehydrogenation (PDH); hydrogen production; ammonia production; catalyst manufacturing; methanol production; ethylene tetramerization
PETROLEUM REFINING & GAS PROCESSING
- Over 25 projects, including the following industry sectors: NGL; export terminals; gas processing; fractionation and treating; refineries
POWER & ENERGY
- Over 50 projects, including the following industry sectors: Single cycle & combined cycle power plants; cogeneration facilities; coal-fired plant upgrades; renewable & green energy; energy storage facilities
BUILDINGS & FACILITIES
- Light industrial and commercial construction; municipal revamps
Chemical & Petrochemical
Air Products Gulf Coast Ammonia ASU / N2 Plant, Texas City, TX
Analyzed owner’s back charges to contractor for deficient work requiring repairs prior to startup and gaps in contractor’s alleged productivity claim. Presented affirmative expert report, will issue rebuttal expert reports, and will testify at trial.
IMTT Louisiana Terminal, Avondale, LA
Analyzing claim for tank replacement for contractor’s insurer related to implosion post steam-cleaning event along with betterment and scope analysis to generate Capex estimate. Provided key causation insights resulting in claim re-assessment for technical merit along with legal and contractual review. Will issue expert report(s) and testify at trial.
LSB Industries El Dorado Ammonia Plant, El Dorado, AR
Assisted testifying expert with detailed analysis of engineering changes and alleged errors, welding deficiencies, contractor management issues, standard of care, and delays associated with the dismantling of an ammonia plant and its reconstruction at a new site along with the associated offsites and utilities.
Petroleum Refining & Gas Processing
Ergon / EnLink Midstream Operating Ohio River Valley Operations
Assisting damages expert with technical and operational expertise regarding loss of use of brine disposal wells from alleged lack of disclosure prior to sale of operating business.
Power & Energy
Nutrien Rocanville Self-Gen Facility, Saskatchewan, Canada
Retained expert consultant assisting owner’s solicitors in arbitration for contractor’s deficiencies in engineering and construction along with standard of care issues in safety and quality leading to termination prior to completion of a power generating facility contracted just before the Covid-19 pandemic. Strengthening claims alongside solicitors for arbitrator.
Oncor Grindstone Switch Station, Palo Pinto County, TX
Technical / construction expert working alongside real estate valuation expert regarding acquisition of land which is key location for renewable power infrastructure development being undervalued by condemning utility. Will issue expert report and testify at trial along with a GlassRatner real estate expert.
Buildings and Facilities
Avenue Bellevue Project West and South Towers, Bellevue, WA
Analyzed disputed change orders between subcontractor and prime contractor in joint dispute with owner, including detailed review of implementation of contractual terms.
City of Warren 9 Mile Rd Pump Station, MI
Technical input and construction insights to damages expert for claims related to contractor’s allegedly deficient work with causation being deficient engineering contracted independently by city.
City of Saginaw Portsmouth Transmission Main Auxiliary Loop, MI
Assistance with schedule and construction execution analysis stemming from permit delays leading to significant costs for contractor. Working alongside testifying damages expert.
Verizon One Fiber Initiative, Hartford, CT
Detailed contract and post-completion review of claims to determine validity and strength of position. Analysis alongside lead expert determined claim has little merit; counsel accepted and agreed with analysis and recommendation based on details presented.
S&B Engineers and Constructors
Intersect Power, Meitner Hydrogen and Methanol FEED
Pampa, TX (01/2024–03/2025)
Extremely aggressive parallel “triple” front-end engineering design (FEED) based on competing and vastly different electrolyzer technologies. Project awarded based upon exemplary performance demonstrated in front end loading (FEL)-2. Scope development and finalization based on client’s needs for cost and schedule certainty to progress to final investment decision (FID) awaiting IRA clarifications and original equipment manufacturer (OEM) selection based on Class 2 estimates generated by S&B. Project included licensor selection for very low carbon intensity methanol and rail/pipeline/storage terminal for import of biogenic CO2 and export of green fuels to international markets to take advantage of both 45V and 45Q credits.
Multiple Clients, Green Hydrogen / Blue Ammonia Projects
Gulf Coast, TX & LA (2023–03/2025)
Primary interface with clients, licensors, and OEMs to refine and develop projects utilizing renewable power and/or carbon sequestration to provide green hydrogen / blue ammonia to several markets. Served in managing, supervisory, and support roles for multiple clients and projects in renewables space at various stages of development, up to and including generation of funding estimates with client and S&B personnel in multiple geographic locations.
Intersect Power, Meitner Hydrogen Project FEL-2
Pampa, TX (09/2023–12/2023)
Project manager for rapid and streamlined FEL-2 for first-of-its-kind dynamically operating behind-the-meter grid scale hydrogen production project utilizing proton exchange membrane (PEM) electrolyzer technology, starting with base deliverables and culminating in total installed cost (TIC) estimate and scope for FEL-3 to progress project towards commercial operation date (COD).
Saint Charles Clean Fuels (SCCF), 2 x 4,000 TPD Blue Ammonia
St. Rose, St. Charles Parish, LA (06/2023–12/2024)
Internal FEED consultant–greenfield project utilizing Topsoe’s blue ammonia SynCOR technology for single train with expandability for two trains, culminating in final investment decision (FID) estimate. Heavily involved with equipment selection, OSBL scope development, water and wastewater treatment, constructability, and internal reviews with assigned project team.
Confidential Client, World-scale Blue Ammonia
Gulf Coast, TX (04/2023–09/2023)
Scope of work involved technology evaluation, licensor selection (Topsoe SynCOR, tkUhde w/ GasConTec and KBR), and feasibility assessment for world-scale blue ammonia project on the Gulf Coast. Feasibility assessment on accelerated schedule completed under budget despite licensor lags.
Enterprise Products, 750kTA Propane Dehydrogenation II (PDH-II)
Mont Belvieu, TX (2020–2023)
Senior Project Manager responsible for EPC interface for new propane dehydrogenation (PDH) unit contracted under lump sum EPC terms with performance guarantees. Shortly after contract execution, assigned by leadership team to lead home office project team of over 200 personnel in Houston and an additional 100 personnel in India. Project involves grassroots design of complex petrochemical facility to produce propylene using Universal Oil Products (UOP) technology with international engineering, procurement, and fabrication and with S&B providing guarantees. Largest single lump sum EPC project in company portfolio and assignment made due to skillset, personality, relationships, and track record in delivering on aggressive schedules.
Enterprise Products, 75,000 BPD Deisobutanizer (DIB-II)
Mont Belvieu, TX (2018–2020)
Taskforce EPC project manager responsible for delivery of a 75kBPD deisobutanizer (DIB) project scoped in between multiple fractionation units. DIB unit integral to Enterprise plans for future growth. Project involved grassroots design with parallel compressors and a 25-ft diameter column–the second largest column at client’s facilities (largest column also procured by Mr. Patni for a separate project). On-time engineering execution with intense involvement with long lead vendors, project ongoing as of January 2012.
BlueRacer Midstream Natrium, Frac 1 Debottleneck
Natrium, WV (2017–2018)
Project manager responsible for managing three offices (Houston, TX; Canonsburg, PA; and India) to debottleneck an existing fractionator, providing issued for construction (IFC) deliverables for lump sum subcontractors under turnaround schedule. Successful project execution with all scope completed on time and under budget; this was a successful turnaround without any major change orders to the client. Resulted in significantly more project involvement for S&B at Natrium plant for additional projects including engineering, procurement, and construction management (EPCM) work on installation of a 200MMSCFD cryogenic gas processing unit.
Sunoco NGL Export Terminal, Methanol Removal
Gulf Coast, TX (2017–2018)
Project manager for engineering and procurement (EP) scope addition to existing terminal to reduce methanol contamination on pipeline feed via water wash and dehydration. Successful on-time and under-budget execution. Project executed with taskforce in Houston while also managing major debottleneck project for another client.
Export Terminals–Feasibility & Front-End Studies, Various Clients
Gulf Coast, TX (2015–2025)
Project manager responsible for scoping numerous export terminal projects from business concept to lump-sum estimates. Varied clients and terminal types and sizes, varied product ranges from distillate and commodity chemical to highly refined polymer-grade olefins, and ambient temperature through cryogenic terminal designs. Familiar with both licensed and open-art refrigeration processes. Member of S&B team assigned to liaise with cryogenic American Petroleum Institute API-625 tank contractors to expand market presence and involvement.
S&B Home Office Project Operations, Various Clients / Projects
Domestic (2014–2025)
Responsible for proposals and contracting strategies for various clients in the petrochemical, chemical, refining, midstream, and power industries, along with execution of contracted EPC or E-only projects at senior project manager level for high visibility and critical accounts. Authorized to deviate from work processes (except S&B core value of safety) during execution as required to meet client needs.
S&B Northeast Operations, Various Clients / Projects
Domestic (2016–2022)
Responsible for operations of S&B Northeast office and harmonizing office growth with new client slate / project types with S&B’s more mainstream areas of excellence. Office started in Dec 2016 and rapidly expanded due to S&B’s name recognition for on-schedule and on-budget project delivery expertise, a substantial portion of which is represented below.
Confidential Clients, Power Systems Development Project
Domestic (2012–2013)
Technical contact for development of proprietary plant design in alignment with OEMs (Dresser-Rand, Siemens) to provide energy storage and production facilities, primarily compressed air energy storage (CAES) technology as single point lump sum turnkey solutions in the power industry.
S&B Midstream Solutions, Various Clients / Projects
TX, NM, PA, WY, CO (2014–2016)
Responsible for engineering and project functions for all proposals, projects, and development conducted under the newly formed S&B Midstream Solutions Division. Together, the S&B Midstream Solutions Division and S&B Modular Operations Facility are responsible for successfully completing EPC projects in a fraction of the time and budget compared to traditional EPC projects.
Boardwalk Field Services, Flag City Gas Plant PSV Validation
Edna, TX (09/2015–02/2016)
Project manager for validation of entire plant relieving system including detailed validation of ~150 pressure safety valves (PSVs) with extensive field gathering of data. Resolutions proposed for findings for several PSVs including running parallel headers, new PSV types, and other modifications. CAD-generated isometrics with stress calculations and support design. Project concluded with field support for contractor installing all designed fixes.
Plains Gas Solutions, 40,000 BPD Condensate Stabilizer
Cotulla, TX (09/2014–07/2015)
Project manager for a modular stabilizer installation to support client expansion of the largest condensate stabilization facility in the Eagle Ford Shale. Extensive redesign of existing trains as basis to debottleneck the new unit. Engaged post-contract to execute EPC project that involves S&B Plant Services and S&B Modular Operations divisions.
Phillips 66, 100,000 BPD Fractionation Plant
Sweeny, TX (02/2014–08/2014)
Engineering manager specially assigned during transition of project from FEL-3 to lump sum turnkey (LSTK) contract. Assisted with key contract deliverables for the project. Streamlined project execution while aligning both internal and external team members to common goals with different contractual structure than one team was familiar with. Provided direction to all disciplines based on experience with process and knowledge of key variables to ensure project meets schedule and cost goals. Continued refining client needs through detailed engineering without affecting end date for project.
Sasol, 100,000 TA Ethylene Tetramerization Unit
Lake Charles, LA (08/2013–02/2014)
Project lead for compressed FEL for second ethylene tetramerization (TET) unit utilizing Sasol’s trade secret process. Project was to duplicate TET-1 unit installed by S&B while meeting new site requirements. Implemented “cloning” concepts as they apply through design and supply chain based on experience. Coordinated with on-site project lead and client to ensure scope and basis for unit and its integration was clearly defined. Interfaced with multiple Sasol divisions, consultants, and other contractors involved with ongoing ethane cracker project. Managed home office team and generated a lump sum quality estimate for the project based on existing data and new requirements. Prepared a full FEL package to enable client to move to next stage of project execution and participated in FEL and estimate reviews.
Enterprise Products, 750kTA Propane Dehydrogenation (PDH-I)
Mont Belvieu, TX (01/2012 –08/2013)
De facto S&B project manager for largest to-date Lummus CATOFIN technology based PDH project. Conducted confidential estimating and conceptual development through formal announcement of project and managed front-end inside battery limits (ISBL) engineering support up to lump sum EPC package deliverables and complete outside battery limits (OSBL) scope development. Primary management of all long-lead equipment procurement (>$200 million) utilizing knowledge of global vendors and current market offerings along with fundamental understanding of key process variables for locking in vendor capacity while allowing for potential changes due to ongoing process development. Responsible for coordination of all vendor, client, and licensor interaction to ensure needs of all parties were met under non-conventional and expedited bid and award processes. Developed project schedules and provided logistics support to enable expedited engineering and construction schedule.
Enterprise Products, 2 x 85,000 BPD NGL Fracs (Frac VII & VIIII)
Mont Belvieu, TX (01/2012–06/2012)
Project lead for lump sum EPC contract to build two fractionators concurrently. Project started in spring 2012 with mechanical completion in Fall 2013. Managed order placement of equipment in under one month. Greenfield site development scope development included complete overhaul of hydrocarbon infrastructure facilities to/from new fractionation complex. Transitioned out of project role for managing larger PDH project for same client.
Enterprise Products, 75,000 BPD Gasoline Treating Unit
Mont Belvieu, TX (12/2012–02/2013)
FEL-1 scope development for UOP caustic Merox treating unit to sweeten the natural gasoline streams from fractionation projects at Enterprise north fractionation complex. Scope included preliminary process flow diagrams (PFDs), equipment sizing and pricing, plot plan development, and selection of location from multiple areas for efficient space utilization and resulted in a +/-30% TIC cost estimate. Project put on hold pending re-evaluation of technology selection and effectiveness by Enterprise.
Enterprise Products 35,000 BPD Deisobutanizer Unit (DIB-I)
Mont Belvieu, TX (06/2011–06/2012)
Complete scope development from initial concept including fundamental project inputs for basic design, estimating and pricing, contract negotiation, and initial management of lump sum EPC greenfield heat-pumped DIB column to supplement ongoing fractionation projects at fractionation complex. Continued involvement after handover to newly assigned project lead in consulting project role to ensure successful completion to overcome both technical and personnel challenges encountered during detailed design phase of project.
Enterprise Products, 150 million BTU/hr. Hot Oil Heater
Mont Belvieu, TX (06/2011–06/2012)
Complete scope development, estimating, and management until contract execution of lump sum EPC project to install and integrate a new stand-alone hot oil heater at the Enterprise Mont Belvieu South Plant complex to supplement ongoing capacity increases and plant-wide upgrades.
Enterprise Products 85,000 BPD NGL Fractionation Plant (Frac VI)
Mont Belvieu, TX (06/2011–06/2012)
Project lead for lump sum EPC execution. Mechanical completion from contract execution to expected completion date of mid-October 2012 achieved in 15 months, one month ahead of schedule. Project was engineered to incorporate debottlenecking and infrastructure upgrades from Frac 5 (project description below) while maintaining aggressive schedule to meet client commercial needs with material supply deliveries lagging due to market conditions.
Enterprise Products, NGL West Storage Facility Rebuild
Mont Belvieu, TX (11/2010–01/2012)
Assigned as project lead based on internal assessment of skillset needed and client request immediately following explosion at storage facility utilizing salt domes for NGL storage. Project management including management of on-site engineering and construction teams, inspectors for fitness-for-service assessment, third party contractors, regulatory entities, internal client corporate departments, and commercial partners. 24×7 implementation from concept to execution of multiple multimillion dollar “mini projects” for over three months for rerouting flows around damaged facilities to maintain operation of client NGL processing facilities including cost and schedule development under extremely tight deadlines. Transitioned out of project role once short-term scopes were completed and plan for long-term rebuild activities was under implementation. Project completed in the fall of 2012.
Enterprise Products, Debottlenecking Frac Plant (Frac 1)
Mont Belvieu, TX (10/2010–02/2012)
Complete scope development and estimating for debottlenecking an existing and already modified fractionator at Enterprise South Plant complex. Multiple alternatives scoped and priced for both product quality improvements and throughput increases. Project was estimated and executed as a time and materials (T&M) EPC project. Involved at project level on as-needed basis to handle critical turnaround scope items needing high-level involvement and rapid resolution.
Enterprise Products, 75,000 BPD NGL Fractionation Plant (Frac V)
Mont Belvieu, TX (03/2011–01/2012)
Successful lump sum EPC execution as project lead from contract execution to mechanical completion, beginning with purchase of long lead equipment and culminating in mechanical completion in 15 months. Scope was considered a duplicate of Frac 4 (see project description below). True duplication was needed from all engineering disciplines and equipment suppliers, and project was executed under stringent requirements to prevent re-engineering and modifications by any entity. Subsequent assistance provided after startup for debottlenecking efforts by Enterprise Operations.
Enterprise Products, 75,000 BPD NGL Fractionation Plant (Frac IV)
Mont Belvieu, TX (08/2008–10/2010)
Ahead-of-schedule and under-budget lump sum EPC execution as mechanical lead and technical project lead with an aggressive 14-month schedule from being awarded competitively bid contract to mechanical completion. Responsibilities included FEL design of a grassroots NGL fractionation plant for Enterprise at Mont Belvieu with expressed desire by Enterprise to keep the project as similar as possible to a previously executed Hobbs fractionation project (see project description below). Scope included optimization from previous heat-integrated project including full feed treating, deethanizer with propylene refrigeration for overheads, heat-pumped depropanizer, and conventional debutanizer along with plant-wide hot oil system, flare, raw water treatment system with sludge dewatering, and process water collection system. Served as mechanical lead and technical project lead to ensure all engineering was performed in accordance with established design criteria and client requirements. Long lead equipment was procured by end user based on S&B criteria and recommendations. Invitation to bid (ITB) package documents were prepared and then competitively bid against, contract was negotiated, supply of all remaining materials was achieved under expedited schedule, and both engineering and construction were completed ahead of schedule.
American Freedom Fuels Ammonia Plant Relocation
Oyster Creek, TX (07/2008–01/2009)
Mechanical and project lead responsible for evaluation of equipment and dismantling procedure for an acquired idled ammonia plant in Oyster Creek to be stored and packaged before being erected for an overall chemical complex in the Midwest. Evaluated all critical equipment, established scopes and delineation of work for all contractors during dismantling as affecting mechanical scope, organized multiple rooms of documentation provided with plant for new client, and provided critical dismantling assistance of ammonia converter and compressors. Plant was successfully documented, dismantled, and packaged for future erection, which was envisioned to be without any involvement from dismantling team or S&B.
Valero Energy Corporation, Small Capital Projects
Benicia, CA (01/2008–09/2008)
Several projects to improve operations of the refinery including hydrogen plant energy reduction and scope for California Air Resources Board (CARB) Phase 3 amendments. Scope items included new recycle compressors (centrifugal and reciprocating), multiple high-uptime pump services, use of multiple specification families (Exxon IPs, Shell EGGS and DEPs, Valero Pipe Specifications, PIP, and others) in a coordinated effort to establish a clear consistent mode of project requirements and method of execution. Project was on a tight budget with schedule constraints and multiple entities involved in procurement, engineering. and construction arenas.
Marathon Methanol Equatorial Guinea FEL
Equatorial Guinea (12/2007–01/2008)
Feasibility studies for increasing methanol production at the Equatorial Guinea production facility for $700 million project based on relocating an existing idled 750,000 TA methanol plant in the US Gulf Coast area and transporting to the Equatorial Guinea site. Sole mechanical specialist on the team to determine equipment status, review of maintenance records, provide preliminary cost estimate for major equipment refurbishment and repair, prepare cost estimates, and envision plot plans for relocated equipment at new site. Project concluded with client accepting and agreeing with all S&B recommendations, primary driver for recommendation was Mr. Patni’s input on mechanical equipment status.
Enterprise Products Gulf Coast Revamp
Morgan’s Point, TX (04/2007–02/2008)
Revamp and restart of Gulf Coast petrochemical plant. Mechanical lead through FEL-1, FEL-2, and FEL-3 phases. Coordinated with multiple process licensors, partnered-clients, internal disciplines, and departments for both restart and new scope. Final estimate ended with a TIC estimate of over $525 million. Major input was provided on both cost and schedule aspects of the entire project relating to key financial indicators for project viability. Technical expertise on cogeneration applications for gas turbines was key in identifying critical plant design issues and resolving major schedule and cost impacts.
Criterion Catalysts / Shell Global Solutions World Scale Catalyst Plant (WOSCAT)
Port Allen, LA (03/2006–10/2006)
Greenfield hydro-processing catalyst manufacturing plant with twin extrudate and a single impregnation line ($325 million TIC). Mechanical lead during FEL-3 phase preparing control estimate and project schedule along with multiple disciplines, construction, and market trends. Extensive client and vendor interaction ensured timely execution of this phase leading to successful funding and approval of project scope and schedule.
Enterprise Products Hobbs Fractionator
Seminole, TX (08/2005–09/2006)
Project involved 75,000 BPD greenfield fractionation plant with a $225 million TIC. Mechanical lead responsible for multi-discipline and multi-vendor coordination and support; compressor, pump, and package specifications and related procurement activities; and extensive client interaction with technical and commercial recommendations and field construction support and engineering needs. This was a high priority project for the client and had a highly compressed schedule involving expediting of engineering activities, coordination, and vendor schedules.
Sargent and Lundy, LLC
El Paso International–Multiple Projects 2003-2005
- Tupelo (Tupelo, MS)–Project involved critical assessment of plant cycle design and vendor performance data for 700MW greenfield power plant using new MHI 501G combustion turbine technology. Sized mechanical equipment including boiler feed pumps, condensate pumps, cooling tower, and steam condenser. El Paso procured power island equipment; Sargent and Lundy and S&B JV was to execute project which was canceled by El Paso due to gas supply issues.
- Joinville (Brazil)–Project involved extensive cycle optimization for minimal heat rate for simple and combined cycle plants. Provided emissions modeling support.
- Vandolah (Vandolah, FL)–Prepared plant heat and mass balances to predict performance and provided pros and cons in project concept. Provided technical assessment of G-class heat recovery steam generators (HRSGs) being mated to F-class turbines.
- Ribeirao Preto (Brazil)–Developed plant heat and water balances and assisted in developing emissions estimates for international permit applications for 550 MW combined cycle power plant.
- Mr. Patni also prepared plant heat and mass balances including steam injection for power augmentation and cooling system option studies for multiple 600MW combined cycle and simple cycle power plants.
Tractebel Power Inc., Multiple 501G Projects, Mystic Combined Cycle Plant (2 Units), MA; Fore River Power Plant, MA; Wolf Hollow Plant, TX; Covert Plant, MI
Multiple greenfield 700MW combined cycle plants using Siemens-Westinghouse 501G technology. Program coordinator for lessons learned program involving multiple organizations in achieving savings based on issues seen on previous projects. Responsible for development of mechanical EPC specification as owner’s engineer and plant cycle design assessment, water consumption analysis, and assessment including extensive cooling tower modeling and design optimization.
CAES Development Corporation, Norton Energy Storage Project, Norton, Summit County, OH
Conceptual design for mechanical systems and detailed water consumption analyses for 2,700 MW compressed air energy storage utilizing 36 50 MW ABB / Alstom turbo expanders and Sulzer / MAN-turbo compressors. Foundational CAES project for following decades.
Hunt Power, Crossfield Project, TX
Project involved a 475 MW combined cycle power plant with an MHI 501G combustion turbine and an auxiliary boiler. Responsibilities included evaluation of cooling option (air cooling / cooling tower) for plant, plant heat balances for both air-cooled condenser (ACC) and cooling tower options, conducting duct burning optimization study, and providing emissions calculation assistance and technical review. Provided water balance and water chemistry analysis assistance and technical review and extensive input for general arrangement for plant. Conducted plume abatement study for cooling towers with extensive vendor contacts and provided extensive permit support (emissions, wastewater discharge, noise, etc.).
Florida Power and Light, Forney, TX
Responsible for complete cycle analysis and vendor data matching to model for major equipment for 1,800 MW combined cycle. Performed detailed evaluation and comparison of fogging and de-aerating condensing technology.
Conoco, Ponca City Cogen, Ponca City, OK
Evaluated cogeneration options for refinery (Ponca City Cogen), performed detailed assessment of available data, and evaluated different combined cycle / auxiliary boiler options.
Cinergy, Texas City Cogen, Texas City, TX
Responsible for extensive data acquisition for performance modeling for 575 MW cogeneration plant. Communicated with vendors and client to assist in heat balance. Evaluated plant and steam turbine performance to meet expected performance criteria.
Oklahoma Gas & Electric, Cogeneration Study for GE Combustion Turbines
Performed cogeneration cycle study using multiple GE combustion turbines in cogeneration operation and preliminary performance modeling and filtering study for effective utilization of technology for a given refinery application.
Reliant Energy, Equistar Project, Channelview, TX
Performed thermal process analysis and provided application support for qualifying facility (QF) Federal Energy Regulatory Commission (FERC) permit application for cogeneration facility.
Avista-STEAG, LLC, Brazos River Valley, TX
600 MW combined cycle using GE-7FA combustion turbines. Responsible for cycle analysis, water consumption / treatment process specification, and design.
InterGen–Ibirite, Brazil
220 MW combined cycle using GE-7FA combustion turbines. Performed combustion turbine and plant performance variation analysis.
Coastal Power–Aratu, Brazil
450 MW combined cycle with refinery steam host using GE-7FA combustion turbines. Responsible for mixed fuel operation of HRSG duct burners, extensive cycle design, optimization, and analysis.
Nations Energy, Chalmette, LA
160 MW simple cycle with steam host using GE-7EA combustion turbines. Responsible for package boiler evaluation, and cost estimation support.
Panda Energy, Shiloh Power Project, TX
1,200 MW combined cycle with two units using GE-7FA combustion turbines. Responsible for detailed plant cycle design, water consumption analysis, water supply line and pump analysis, and general arrangement support.
STEAG Power, Multiple Projects
- Ennis, (Ennis, TX)–1,400 MW combined cycle using Siemens-Westinghouse W501F combustion turbines. Responsible for performance modeling, air permit / emissions modeling support, and water requirement calculations.
- Sterne, (Ennis, TX)–1,000 MW combined cycle using Siemens-Westinghouse W501F combustion turbines. Responsible for performance modeling, air permit / emissions modeling support, and water requirement calculations.
Hitachi of America–Cooling Systems Detailed Recommendations, Continental US
Conducted detailed study and recommendations on back-end cooling systems for 75MW, 200MW and 525MW power plants. Responsible for performance modeling, vendor data acquisition and processing, parameter surveys, generation of recommendations, and design criteria.
PECo Energy–Due Diligence Support
421 MW combined cycle with a thermal host using GE-7FA combustion turbines. Provided due diligence review support.
Mirant Energy–Bogue, Jamaica
Simple cycle project using GE LM6000 combustion turbines in simple cycle operation.

