Industries

Refinery

REFINERIES DESIGN AND ENGINEERING

With extensive experience in delivering high-quality engineering services, PMech has become a trusted provider for refinery projects worldwide. We offer complete engineering services and support for all facilities in petroleum refineries, including:

  • Desalter Units
  • Crude Oil Distillation Units
  • Vacuum Distillation Units
  • Naphtha Hydrotreater Units
  • Catalytic Reforming Units
  • Alkylation Units
  • Isomerization Units
  • Distillate Hydrotreater Units
  • Gas Treating Units
  • Liquefied Petroleum Gas (LPG) Storage and Handling Facilities
  • Amine Gas Treater and Claus Units
  • Fluid Catalytic Cracking (FCC) Units
  • Hydrocracker Units
  • Delayed Coking Units (DCU) and Fluid Coker Units (FCU)
  • Steam Reforming Units
  • Stripper Units
  • Waste Water Collection and Treatment Systems
  • Offsites and Utilities
  • Tank Farms (various configurations, including cone roof, floating roof, and double-wall tanks)
  • Hydrogen Production Units
  • Sulfur Recovery Units (SRU)
  • Fuel Gas Treatment Units
  • Heat Exchanger Networks

Our engineering solutions are designed to optimize refinery construction and operations, ensuring compliance with environmental and safety regulations while enhancing efficiency and reducing operational costs.

Refinery

GAS PLANTS DESIGN AND ENGINEERING

PMech has a long-standing record of delivering high-quality engineering solutions for the global Oil & Gas industry. We provide comprehensive FEED (Front-End Engineering Design) and detailed engineering services for gas plants, offering multidisciplinary design and support throughout the entire project lifecycle. Our expertise and experience includes (but is not limited to):

  • Central Processing Units
  • Production Facilities
  • Gas Sweetening Units
  • Gas Compressors
  • Dew Point Control Units
  • Oil Stabilization Units
  • Produced Water Treatment Systems
  • Chemical Injection Skids
  • LPG Plants (from FEED Gas)
  • Gas Dehydration Systems
  • LNG Facilities
  • LNG Re-Gasification Units
  • LPG Terminals
  • Produced Water Treatment Skids (PWST Skid)

Our engineering solutions are designed to optimize Oil & Gas production and processing facilities, ensuring safety, compliance, and efficiency. PMech works closely with EPC Contractors and Plant Operators to deliver projects that meet the highest industry standards.

Refinery

POWER PLANT DESIGN & ENGINEERING

PMech delivers comprehensive FEED, detailed engineering, and design services for power plant facilities of various sizes and configurations, tailored to diverse locations and fuel types. Our expertise spans across multiple types of power generation systems, ensuring optimized design and operational efficiency. Our experience includes (but is not limited to) the design and engineering of:

  • DG-based Power Plants (working on heavy fuel)
  • Gas-based Power Plants (working on gas)
  • Turbine-based Power Plants (multi-fuel)
  • Combined Cycle Power Plants (with waste heat recovery)
  • Heat Recovery Steam Generators (HRSG) and Associated Facilities
  • Boiler and Steam Generation Systems
  • Hydropower Plants
  • Cooling Water Systems (cooling towers and heat exchangers)
  • Balance of Plant (BOP) Engineering
  • Fuel Handling Systems
  • Ash Handling Systems (for coal-based plants)
  • Transformers and Switchyards
  • Electrical Systems Design (including high voltage systems and distribution networks)
  • Automation and Control Systems
  • Auxiliary Systems Design (e.g., pumps, compressors, ventilation systems)

PMech’s design and engineering solutions are customized to meet environmental compliance and operational performance, ensuring each power plant operates efficiently while minimizing emissions and maximizing energy recovery.

Refinery

CHEMICAL & FERTILIZER PLANT DESIGN AND ENGINEERING

Whether it’s expanding or upgrading an existing facility or designing and engineering an entirely new one, PMech offers a broad base of engineering capabilities to provide cost-effective and efficient solutions for chemical and fertilizer plants. Our experience includes (but is not limited to) the design and engineering of:

  • Petrochemical Plants
  • Fuel and Bio-Fuel Processing Facilities
  • Sulphuric Acid Plants (including storage, loading, and unloading facilities)
  • Wet Sulphuric Acid Plants
  • Ammonia Plants
  • Urea Plants
  • Organic and Inorganic Chemical Plants
  • Offsite and Utilities
  • Lubricant Production Facilities
  • Polymer Manufacturing Plants
  • Paint and Coating Plants
  • Specialty Chemical Manufacturing Plants
  • Nitric Acid Plants
  • Fertilizer Blending and Granulation Plants
  • Phosphate and Phosphoric Acid Plants
  • Solvent Recovery Systems
  • Wastewater Treatment Facilities
  • Hazardous Material Storage and Handling Facilities
  • Effluent Treatment Plants (ETP) for chemical waste management

Our engineering solutions focus on efficiency, sustainability, and safety, ensuring compliance and delivering long-term benefits. PMech works closely with clients in the chemical and fertilizer sectors to provide tailored engineering solutions that meet the unique demands of these Clients, Projects and Industries.

Refinery

TANK TERMINAL DESIGN AND ENGINEERING

PMech provides Basic, FEED, Residual, and Detailed Engineering for Tank Terminals, Tank Farms, and associated facilities, covering loading, unloading, metering, and transfer systems. We specialize in the design and engineering of storage terminals for a wide range of bulk liquid products and gases, including:

  • Crude Oil
  • Ammonia
  • LPG (Liquefied Petroleum Gas)
  • LNG (Liquefied Natural Gas)
  • Cryogenic Tanks
  • Chemicals
  • Biofuels
  • Vegetable Oils (Vegoils)

Our services also encompass upgrading existing tank farms and storage facilities, with the addition of new tanks, unloading systems, metering systems, transfer systems, and instrumentation.

Types of Tanks Designed:

  • Cone Roof Tanks
  • Dome Roof Tanks
  • Floating Roof Tanks (Internal Floating Roof - IFR, External Floating Roof - EFR)
  • Double Wall Tanks (for cryogenic services, including LNG and Ammonia)
  • Double Deck Floating Roof Tanks
  • Pontoon Type Floating Roof Tanks
  • Column Supported Tanks
  • Spheres (for LPG, Ammonia, and other pressurized gases)
  • Silos (for solid material storage)
  • Cryogenic Storage Tanks (for LNG and Ammonia)
  • Mounded Bullets (for additional safety and protection in hazardous environments)

Associated Facilities & Systems:

  • Tank Farm Automation Systems (to enhance operational efficiency and safety)
  • Fire Protection Systems (designed per NFPA standards, including foam and water spray systems)
  • Vapor Recovery Systems (for emissions control and environmental protection)
  • Leak Detection Systems (to ensure safety and regulatory compliance)
  • Pump and Compressor Stations (for efficient loading, unloading, and transfer)
  • Metering and Control Systems (for accurate flow measurement and system control)
  • Pipeline Design and Integration (for transfer between tanks and transport systems)
  • Electrical and Instrumentation Systems (to support automation and monitoring)

We design tank terminals and associated facilities in full compliance with international standards, including API Codes, EU Codes, AWWA, IS Codes, and NFPA (National Fire Protection Association) standards, ensuring safety, compliance, and operational excellence.

Refinery

OFFSHORE DESIGN AND ENGINEERING

PMech provides design and detailing services for offshore oil and gas production facilities, covering:

  • Christmas Tree Systems
  • HIPPS (High Integrity Pressure Protection Systems)
  • Production Manifolds and Separators
  • Gas Sweetening Unitsx
  • Gas Dehydration Systems
  • Gas Chilling Systems (hydrocarbon dew point control)
  • Compressors
  • Produced Water Treatment Systems
  • Oil Stabilization and Storage Facilities
  • Pigging Facilities
  • Chemical Dosing Systems
  • Well Water Injection Facilities
  • Offsite and Utilities
  • Flare System Design and Engineering
  • Process Design & Extended FEED (including simulations)
  • Multidisciplinary Engineering (covering the entire facility)
  • 3D Modelling (units, piping, E&I, HVAC, etc.)
  • Offshore Skid and Module Design (detailed engineering)
  • Lifting Analysis
  • Stress Analysis
  • Support Design and Engineering
  • Electrical Design and Detailed Engineering
  • Instrumentation Design and Detailed Engineering
  • Steel Shop Drawings
  • NDT Requirements
Refinery

WATER TREATMENT DESIGN AND ENGINEERING

PMech provides comprehensive engineering, design, and consultancy services for a wide range of water treatment and infrastructure projects including (but not limited to):

Water Treatment & Management Systems:

  • Reverse Osmosis (RO) Plants
  • Intake Wells
  • Jack Wells
  • Pumping Stations
  • Outfall Structures
  • Tunnels
  • Water Treatment Plants (WTP)
  • Sewage Treatment Plants (STP)
  • Effluent Treatment Plants (ETP)
  • Desalination Plants
  • Underground Reservoirs
  • Overhead Water Storage Tanks
  • Irrigation Projects
  • Hydrocyclones
  • Corrugated Plate Interceptor (CPI)
  • Floating Gas Units

Building & Structural Engineering:

  • Residential Townships
  • Buildings
  • Hospitals
  • Parking Lots
  • Large Free-Standing Structures & Space Frames

Infrastructure Projects:

  • Flexible Road Design
  • Rigid Pavement Design
  • Flyovers & Interchange Systems
  • Railway Over Bridges (ROBs)
  • River Bridges (Including well foundations)
  • Pedestrian Footbridges
  • Infrastructure Works

Our engineering solutions are designed to optimize refinery construction and operations, ensuring compliance with environmental and safety regulations while enhancing efficiency and reducing operational costs.

Refinery

AIRPORTS AND DATA CENTERS – DESIGN AND ENGINEERING

PMech provides specialized engineering for Airport fuel handling systems and Data centre infrastructure. Our scope includes fuel storage, distribution, metering, pumping systems, electrical load studies, HVAC design, power, system modelling, fire protection and more. We ensure code compliance, system reliability, and integration with existing or planned operations—supporting both greenfield and brownfield projects.

AIRPORTS

Our scope includes:

  • Aviation fuel storage tanks (aboveground/underground)
  • Hydrant fueling systems
  • Transfer pipelines and pumping systems
  • Metering and filtration skids
  • Loading/unloading stations for fuel trucks
  • Instrumentation and control systems
  • Fire protection systems for fuel farms
  • Leak detection and containment design
  • Integration with terminal fuel operations
  • Compliance with global aviation standards

DATA CENTERS

Our expertise covers:

  • Power loading, electrical distribution, and UPS planning
  • Generator sizing and redundancy architecture
  • HVAC and cooling system design
  • Lighting, grounding, and earthing systems
  • Fire detection and protection
  • 3D modeling and layout planning
  • Building Management System (BMS) integration
  • Modularized data centre design and layout
  • Compliance with global standards

PMech delivers engineered systems that prioritize uptime, compliance, and performance—built to meet the operational demands of critical infrastructure.