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CNG & NGV INFRASTRUCTURE

Engineered from gas receiptto safe, reliable delivery.

Customised and turnkey facilities for CNG compression, industrial downloading and public or captive NGV refuelling, supported from feasibility through commissioning, O&M and training.

Unbranded CNG dispenser and booster compressor system
Mother · Daughter · Public NGV · Captive NGVComplete process, mechanical, E&I, automation and safety integration

FACILITY TYPES

Infrastructure matched to the customer’s gas duty

Capacity, pressure, operating pattern, redundancy and site conditions are established before package selection and layout development.

01

CNG Mother Stations

Pipeline-gas receiving, filtration, drying where required, compression, priority control, storage and cascade or mobile-skid filling infrastructure.

  • Inlet PRMS and metering
  • Online compressors
  • Priority and storage systems
  • Skid-filling dispensers
02

Industrial Downloading Stations

CNG receiving and pressure-reduction facilities developed around the industrial customer’s flow, pressure, temperature, availability and end-use requirements.

  • HP unloading header and hoses
  • Heating and multi-stage PRMS
  • Metering and ESD
  • End-user distribution tie-in
03

Public NGV Refuelling Stations

NGV station development for public autogas demand, combining gas supply interface, compression, storage priority and safe vehicle dispensing.

  • Online or booster compression
  • Cascade and priority panel
  • NGV dispensers
  • Traffic and refuelling layout
04

Captive NGV Stations

Purpose-built refuelling infrastructure for haulage companies, bus operators and commercial fleets with capacity and redundancy matched to the duty cycle.

  • Fleet-demand modelling
  • Fast or time-fill strategy
  • Multiple refuelling bays
  • Operational autonomy and uptime

TYPICAL PROCESS PATHS

Different facilities, one integrated engineering approach

These simplified paths show the main functional sequence. Final process configuration is defined by the project feasibility study, gas conditions and applicable design requirements.

Mother station

Pipeline receiptPRMS & meteringFiltration / dryingCompressionPriority & storageSkid or NGV filling

Industrial downloading

Cascade arrivalHP unloading headerHeatingPressure reductionMetering & ESDIndustrial load

NGV refuelling

Gas-source interfaceCompressor / boosterPriority panelCascade storageDispenserVehicle
Unbranded CNG booster compressor and cascade station package

MODULAR NGV DEVELOPMENT

Compact packages without losing lifecycle discipline

Modular booster-compressor and cascade packages can reduce site work and support phased development. LAIMEX reviews access, ventilation, hazardous-area classification, maintenance clearance, lifting, piping stress, traffic movement and future expansion before approval.

Package integrationBooster compressor, cascade mounted on top or adjacent, priority control and dispensing interfaces.
Site developmentFoundations, canopy, crash protection, electrical systems, earthing, drainage and vehicle circulation.
Operational readinessCommissioning, procedures, training, maintenance planning and emergency-response preparation.

EQUIPMENT & SYSTEMS

A complete station, not isolated packages

OEM equipment is selected and integrated around the process duty, lifecycle support, local service capability and customer requirements.

Compression

Motor-driven or gas-engine online compressors, booster compressors and auxiliaries selected for inlet pressure, capacity and duty cycle.

Storage & cascades

Ground storage, mobile cascades, priority banks and package arrangements, including cascade mounted on top of a booster compressor where the approved package design permits.

Pressure regulation

HP PRMS, heaters, filters, slam-shut protection, safety relief, isolation, venting and industrial delivery control.

Dispensing & metering

Skid-filling and NGV dispensers, Coriolis or suitable flow metering, transaction or operational records and remote-data interfaces.

Piping & connections

High-pressure tubes, valves, fittings, hoses, breakaways, unloading headers, manifolds and end-user distribution interfaces.

Automation & safety

PLC, HMI, SCADA, ESD, F&G detection, alarms, interlocks, CCTV interfaces, hazardous-area electrical systems and earthing.

LAIMEX DELIVERY SCOPE

One technical relationship across the lifecycle

We connect early technical decisions with installation quality, commissioning discipline and long-term operational reliability.

Feasibility

Demand assessment, source review, capacity strategy, site survey, preliminary layout and solution selection.

Engineering

Process design, PFD/P&ID, equipment sizing, layout, mechanical, piping, civil, electrical, instrumentation and safety integration.

EPC execution

Procurement coordination, infrastructure development, installation, quality control, interface management and project documentation.

Commissioning

Inspection, pressure and leak testing, loop checks, functional testing, interlock validation, start-up and performance verification.

O&M support

Operations, preventive maintenance, troubleshooting, optimisation, spare planning and competent technical manpower.

Training

Operator and maintenance competency, SOPs, emergency response, safe skid handling and practical station-readiness support.

DEVELOP YOUR CNG OR NGV PROJECT

Start with demand, pressure, source and site conditions.

We will help define the facility type, capacity, process configuration and complete project scope.

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