GLOBAL TESTING SOLUTIONS

sgs

Samples of Test Applications

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R&D Solutions
Description
Endurance testing.
Long term stress testing that characterizes and qualifies that products meet lifecycle objectives and verify statistically valid warranty requirements.
Steady state and transient performance development testing.
Short-term testing that characterizes, develops and qualifies product performance.
Engine calibration development testing.
Short-term testing that develops engine software parameters to meet performance and regulatory requirements.
Engine transient emissions testing.
Short term testing that characterizes and qualifies an engine configuration’s transient emissions performance relative to regulatory requirements.
After treatment development testing.
Engine testing applied to development and characterization of various exhaust after treatment technologies.
Turbo endurance testing.
Testing to ensure the endurance of turbochargers through stressful life cycle testing.
Crank-angle resolved data collection and analysis.
Sub-cyclic in-cylinder pressure analysis, injection load and timing, and torsional analysis.
Emissions cart sampling and gaseous analyzer control.
Data collection and control of emissions carts that include sample pumps, solenoids and gaseous analyzers which require both local and remote control.
CVS tunnel control.
Data collection and control of a constant volume sampling tunnel while performing transient emissions testing.
Mini-dilution tunnel control and sampling.
Data collection and control of a mini-dilution tunnel to precisely condition sampled exhaust gases during emissions testing.
Particulate emissions weighing and filter management.
Particulate matter measurement, environmental control and monitoring, and filter data management.
Oil cooler heat transfer testing.
Measuring and characterizing heat transfer through heat exchangers.
Head pressure drop and swirl rate testing.
Measuring airflows and pressure drops across an engine head. Measuring rotational energy in air to characterize in-cylinder air swirl rates.
Engine cold start testing.
Measuring and characterizing engine performance and emissions during low temperature starts.
Fuel injector endurance testing.
Long term testing to ensure that fuel injectors perform at specified levels throughout their lifespan.
Injector shot-to-shot variability testing.
Measures injected fuel rate variability to support developing- low-variability metering and injection systems.
Facility Monitoring: Natural gas composition determination.
Measures, monitors, and distributes real-time natural gas constituent composition data for calculating engine thermal efficiency.
Facility control: Facility support systems
Management of all support systems for an engine testing facility, including combustion air handlers, cooling tower & supply pumps, air compressors & dryers, test cell ventilation systems, hot water, chilled water, engine exhaust handling, and fuel supply.
Vehicle testing: data logging
On-vehicle analog and data link based data logging.
Vehicle testing: chassis dyno
Data acquisition from in-vehicle engine and cooling systems. Control of speed/load profile.
Control algorithm prototyping.
Prototype control algorithm development used to rapidly develop fueling and subsystem (variable geometry turbo, exhaust gas recirculation, etc.) controls for research purposes.
Vehicle, driver, and environmental simulation.
Real-time, Simulink model-based vehicle and environmental modeling used to control and vary loads on products to measure and characterize drivability and performance during realistic use.
Turbo mapping and endurance testing.
Testing to characterize and develop the performance of turbines and compressors throughout their operating range.
And more...
Contact us.transportation@sgs.com to discuss your R&D test system needs.
Manufacturing Solutions
Description
Manufacturing testing.
High cycle rate testing to verify that shipped product conforms to engineering specifications.
Facility control: air-handling systems.
Manages air-handling valves, blowers, and humidity controls for combustion air preconditioning.
Fuel pump production testing.
Verifies that fuel-metering hardware performs within specified limits prior to on-engine assembly or shipment.
And more...
Contact us.transportation@sgs.com to discuss your R&D test system needs.