Powertrain Laboratory


The Powertrain facilities of GARC have the state-of-art chassis dynamometer and engine dynamometer with world class Emission test
systems

  • There are various type of Vehicle Test Cells and Engine Test Cells with Emission Test Equipment for 4-Wheeler, 3-Wheeler and 2-Wheeler vehicle testing along with Climatic Vehicle Test Cell with Low Temperature Soak Room.
  • There is a specific Variable Temperature and Variable Volume (VT-VV) Sealed Housing for Evaporative Determination (SHED) Chamber also available in this facility.
  • It also equipped with state-of-art utilities for Air Temperature, Pressure and Humidity Control for all the test cells along with central gas handling system, Eco-friendly fire fighting system and emergency power back-up.

Climatic Vehicle Test Cell (CVTC)

  • Internal Capacity : 575 m²
  • Width, Length, Height : 9.8, 15.2, 6.2 meters
  • Temperature range : -30°C to +55°C
  • Relative humidity : less than 55
  • Type : 4×4 48″ Chassis Dynamometer
  • Max. Axle Load : 3500 Kg
  • Max Speed : 250 Kmph
  • Base Inertia : 1200 Kg/Axle
  • Inertia Range : 454 kg to 5448 kg
  • Wheel Base Range : 2m to 4m

Solar Simulation

  • Max. irradiation power : 1200w/m²
  • 6 Lamps : 4000w each
  • 18 Lamps : 2500w each
  • Tilting : 0 to 60°

Vehicle Test Cell

  • Type : 4×4 & 4×2 Chassis Dynamometer
  • Max. Axle Load : 3500 Kg
  • Max Speed : 250 Kmph
  • Base Inertia : 1200 Kg/Axle
  • Roller Diameter : 48 Inch
  • Inertia Range : 454 kg to 5448 kg
  • Wheel Base Range : 2m to 4m

Emission System

  • Emission Capability : Euro-V (Diesel,Petrol, LPG, CNG) (BS VI upgradation in progress)
  • Exhaust Gas Analyzer : MEXA – 7400 HLE & 7200 HLE
  • Constant Volume Sampler : CVS 7400T
  • Full flow Dilution Tunnel Sampler : DLS -1230
  • Particulate Measuring System : DLS -7200
  • Bench Controllers : MCU -700
  • Automation System : Vets-one

Low Temperature Soak Room (LTSR)

  • Internal Capacity : 970 m²
  • Width, Length, Height : 13.7 m, 15 m, 4.1 m
  • Temperature range : -30°C to +55°C

Sealed Housing for Evaporative Determination (SHED)

  • Nominal, Expansion & Net Volume (m³) : 46.9, 7.6 & 54.7
  • Operating Temperature : 18°C to 41 °C
  • System Temperature : 10°C to 60 °C
  • Fuel flow rate : 3-12 gpm
  • Fuel Temperature Range : 50°F – 90°F
  • Heating Capacity : 2 – 4 kW
  • Cooling Capacity : 2 – 18 kBtu/hr
  • Mass Flow Controllers of Canister Conditioning Bench : 3 Per Station (Nitrogen, Butane, Air)

Engine Test Cell

  • Transient Dynamometer
  • Power (kW) : 500 : 220 : 120
  • Speed (rpm) : 5000 : 8000 : 12000
  • Inertia torque (Nm) : 3000 : 934 : 143
  • Maximum rotor inertia (Kgm2) : 4.6 : 0.959 : 0.14
  • Weight (Kg) : 2500 : 1050
  • Free acceleration (rpm) : 7400 : 1900 : 16400
  • Overhung mass permissible Dynamometer at flange face (Kg) : 78 : 54

Emission System

  • Emission Capability : Euro-V (Petrol, Diesel,)(BS VI upgradation in progress)
  • Motor Exhaust Gas Analyzer : MEXA-7200D
  • Motor Exhaust Gas Analyzer : MEXA-1170NX
  • Constant Volume Sampler : CVS 7400T
  • Particulate Measuring System : DLS -7200
  • Heated Particulate Filtering Unit : HF-47
  • Heated Multi Line Selector : HMLS-704D
  • Centrifugal Flow Venturi : CVS-7400T

Common Emission System

  • Motor Exhaust Gas Analyzer : MEXA-7200D
  • Motor Exhaust Gas Analyzer : MEXA-1170NX
  • Constant Volume Sampler : CVS 7400T
  • Particulate Measuring System : DLS -7200
  • Heated Particulate Filtering Unit : HF-47
  • Heated Multi Line Selector : HMLS-704D
  • Centrifugal Flow Venturi : CVS-7400T

Mileage Accumulation Chassis Dyno Laboratory

The type of tests that can be performed in the Mileage Accumulation facilities are as follows:

  • Standard endurance testing according EC, EPA, Indian, Japanese or other regulations
  • Specific Drive Cycles, e.g. customer defined accelerated endurance cycle, vehicle running in cycles, journey simulation, etc.
  • Customer defined (R&D) tests (e.g. in vehicle gearbox testing, simulated vehicle operational tests) & Performance Tests
  • The systems are equipped with Robot driving (Auto Pilot).

Auto Pilot

  • Advanced Computer Controlled driving robot for the test driving.
  • Operating Temperature Range : -40°C to +80°C
  • High degree of accuracy & repeatability for test results
  • Throttle & RPM Control, Load Variations, Tolerance limit, of the drive cycles can be changed/controlled as per the customer demand and need.

4 Wheeler Chassis Dynamometer

  • Type : 4X4 48” Chassis Dyno + AC Motor
  • Max. Axle load : 4500 kg
  • Base Inertia : 1300 kg
  • Max. Speed : 250 kmph
  • Wheelbase : 2000 to 4000 mm
  • Inertia Range : 454 kg to 5448 kg
  • Max. Permissible Power of the Test vehicle : 432 KW (580 HP)
  • Max. Tractive Force : 14400 N @ 108 km/h
  • Test Condition : At Ambient Condition without emission facility
  • Gradeability : Up to 100 %

2/3 Wheeler Chassis Dynamometer

  • Type : 2/3 Wheeler Chassis Dyno with + AC Motor (648 mm Dia roller)
  • Max. Axle load : 1000 kg
  • Max. Speed : 200 kmph
  • Inertia Range : 80 kg to 1000 kg
  • Max. Permissible Power of the Test vehicle : 82 KW (110 HP)
  • Max. Tractive Force : 1500 N @ 198 km/h
  • Test Condition : At Ambient Condition without emission facility

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