Inlet Guide Vanes (IGV) – Precision Airflow Control & Energy Efficiency

Fluidtecq Inlet Guide Vanes (IGV): Advanced Surge Protection and Power Savings for Centrifugal Compressors.  Fluidtecq manufactures robust Inlet Guide Vanes (IGV) with manual handwheel, electric operation or pneumatic actuation.

These variable guide vane systems optimize inlet airflow in centrifugal compressors and gas turbines, delivering up to 9–15% energy savings at part-load compared to simple butterfly valves. Designed and manufactured in India to international standards (ISO 9001:2015), our IGVs suit retrofits and new installations in steel plants, refineries, petrochemicals, fertilisers, power generation, and compressed air systems — especially in high-potential regions like Kolkata, Haldia, Durgapur, and Eastern India.Key Benefits

  • Significant Energy Savings — Pre-swirl technology reduces power consumption by 8–15% during part-load or cooler ambient conditions.
  • Superior Surge Protection — Maintains stable compressor operation across wide flow ranges.
  • Easy Retrofit — Replaces existing inlet butterfly valves with minimal piping changes — typical installation in 2–3 days.
  • Flexible Actuation Options — Choose manual (handwheel + gearbox) for cost-sensitive applications or pneumatic (cylinder + positioner) for automated DCS/PLC integration.
  • Long Service Life — Heavy-duty SS/CS construction with precision linkages for harsh industrial environments.
  • Quick Delivery & Local Support — Indian manufacturing ensures shorter lead times and on-site service in West Bengal & Eastern India.

Available Options

Type
Actuation
Sizes (Inlet Diameter)
Materials
Typical Applications
Manual IGV
Handwheel + Worm Gearbox
200 mm – 2000 mm+
CS / SS304 / SS316
Older plants, budget projects, instrument air
Pneumatic IGV
Double-Acting Cylinder + Positioner (4-20 mA / 3-15 psi)
200 mm – 2000 mm+
CS / SS304 / SS316 + Epoxy Painted
Automated plants, energy-saving retrofits, process air
Custom IGV Assemblies
Combined Manual + Pneumatic Override
Custom
Special Alloys on request
Gas turbines, high-temperature service

Technical Specifications

  • Design Standard → ASME / ISO / API compatible
  • Pressure Rating → Up to 10 bar(g) (higher on request)
  • Temperature Range → -20°C to +150°C (standard); higher with special seals
  • Vane Overlap → Full closure with minimal center hole for surge-free operation
  • Control Compatibility → Easily integrates with existing PLC/DCS (same signal as butterfly valve actuator)
  • Accessories Available → Limit switches, solenoid valves, filter-regulator-lubricator (FRL), position transmitters

Why Choose Fluidtecq IGV over Imported or Basic Butterfly Valves?

Feature
Butterfly Valve (Standard)
Fluidtecq IGV (Manual/Pneumatic)
Part-load Power Consumption
High
8–15% Lower
Surge Margin
Limited
Excellent
Retrofit Complexity
Simple
Equally simple (same flange)
Cost (typical Indian plant)
Lower initial
20–30% higher initial, payback <12 months via energy savings
Local Availability & Support
Varies
Ready stock + Eastern India service

Applications

  • Steel Plants (Durgapur, Burnpur)
  • Refineries & Petrochemicals (Haldia, Paradip)
  • Fertiliser Units
  • Captive Power Plants (CESC, WBPDCL)
  • Large Instrument / Process Air Compressors (Atlas Copco, Ingersoll Rand, Kirloskar, ELGi retrofits)

Ready to reduce your compressor power bill?
Contact us today for a free energy-saving calculation based on your compressor model and operating hours.

Fluidtecq Pneumatic Systems Pvt. Ltd.
Thane (Mumbai) | Serving pan-India with special focus on Eastern India
Email: marketing@fluidtecq.com | Mobile: +91 7350540303
Website: www.fluidtecq.com

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