SSCD355-1500-3800 355kW Diesel Engine Electric Dynamometer Test Bench System

SSCD355-1500-3800 355kW Diesel Engine Electric Dynamometer Test Bench System

1. SSCD355-1500-3800 355kW Diesel Engine Electric Dynamometer Test Bench System Description

The 355kW diesel engine electric dynamometer test bench system uses a high-power AC electric dynamometer as the core testing unit and is equipped with an imported four-quadrant active variable frequency inverter system as the control core, supporting four-quadrant operation mode. The electrical energy generated during the test can be directly fed back to the grid, achieving efficient energy recovery. It adopts the upgraded XLE-3000 measurement and control system, which has stronger computing and processing capabilities and can automatically complete various test cycles as required by national regulations and customer-defined specifications. It is compatible with various external auxiliary equipment such as transient fuel consumption meters, constant temperature devices, and emission testing equipment. Through a high-precision data acquisition system, it comprehensively collects engine operating parameters, realizes real-time recording, intelligent processing, and visual display, and automatically generates standardized test reports.

2. SSCD355-1500-3800 355kW Diesel Engine Electric Dynamometer Technical Parameters

 3. SSCD355-1500-3800355kW Diesel Engine Electric Dynamometer Test Bench System Reference Standards 

1) GB17691-2018: Emission Limits and Measurement Methods for Pollutants from Heavy-Duty Diesel Vehicles (National Mandatory Standard), specifically covering emission testing requirements for high-power diesel engines.

2) GB/T 18297-2024: Test methods for performance of automobile engines (National Recommended Standard), applicable to diesel engines for high-power automobiles and engineering equipment.

3) GB/T 17692-2024: Test Method for Net Power of Automobile Engines and Drive Motors (National Recommended Standard), meeting the requirements for accurate testing of net power of 355kW-class engines.

4) GB/T 20891-2014: Emission limits and measurement methods for exhaust pollutants from diesel engines used in non-road mobile machinery, applicable to the testing of high-power engines in construction machinery, ships and other fields.

4. SSCD355-1500-3800 355kW Diesel Engine Electric Dynamometer Test Bench System Technical Advantages

1) Ultra-high precision testing: Equipped with a 0.03% FS high-precision torque sensor and a 1000Hz high-speed data acquisition system, it accurately captures the low-speed high-torque and high-speed high-power characteristics of high-power engines, meeting the precision testing needs of heavy equipment, marine power, etc., and the test data has strong traceability.

2) Wide operating condition adaptability: Supports testing in a wide speed range of 500-3800rpm, with seamless connection between constant torque and constant power ranges. It can simulate complex scenarios such as sudden load changes and continuous changing operating conditions, and is suitable for comprehensive testing of power performance, reliability, emissions, and other dimensions of large displacement and high power diesel engines.

3) Extremely energy-efficient and efficient: It adopts a four-stage LC filter + IGBT modular parallel current sharing energy feedback design, with a feedback efficiency of 99.1%, which reduces energy consumption by more than 35% compared with traditional resistance-loaded dynamometers, saving more than 450,000 yuan in electricity costs per year, in line with the concept of green testing.

4) The system is stable and reliable: It integrates ABB heavy-duty frequency converter system, HBM high-precision sensor and Xunlan customized measurement and control software, and has multiple fault diagnosis, overload protection and temperature monitoring functions. It can ensure 24-hour continuous high-load operation and the mean time between failures (MTBF) exceeds 8,000 hours.

5) Full-dimensional compatibility: Complies with multiple national and industry standards such as GB17691 and GB/T 18297, and is compatible with 355kW-class diesel engines in commercial vehicles, construction machinery, ships, generator sets and other fields. It supports various testing requirements such as power performance, emission characteristics, fuel economy, and reliability, and is compatible with engine interfaces from multiple brands.

6) Intelligent and convenient operation: The XLE -1000 test and control software supports a visual operation interface, custom test process editing, automatic report generation, and data export in Excel/PDF format. It also supports remote monitoring and data transmission, reducing the operational threshold and improving testing efficiency.

 5. SSCD355-1500-3800 355kW Diesel Engine Electric Dynamometer Test Bench System Application Areas 

1) Heavy-duty commercial vehicle R&D: For 355kW-class diesel engines used in heavy-duty trucks and tractors, we conduct power performance optimization, fuel economy testing, and emission compliance verification (China VI/B Euro VI), providing precise data support for engine and vehicle matching.

2) Engineering machinery verification: Simulates the harsh working conditions of engineering machinery such as excavators, cranes, and loaders, including heavy loads, sudden load changes, and continuous operation, to test the engine's reliability, power output stability, and fuel consumption under extreme environments.

3) Marine power testing: Adapted to the main propulsion engines of medium and large ships, it simulates operating conditions such as variable load, constant speed navigation, acceleration and deceleration during navigation, and provides key data such as propulsion efficiency, emission performance, and endurance, supporting the optimization of marine power systems.

4) High-power generator set evaluation: Testing the voltage stability, frequency stability, continuous power supply capability, and emergency response speed of the 355kW diesel engine used in the generator set under scenarios such as load start-up, full-load operation, and load switching, to ensure the reliable operation of the generator set.

5) Industrial power equipment testing: Applicable to diesel engines of industrial power equipment such as mining machinery, oilfield equipment, and large compressors, conducting factory testing, maintenance re-inspection, and performance upgrade verification to ensure the safe operation of the equipment.

6) Engine remanufacturing rating: The remanufactured 355kW diesel engine is tested in all dimensions, including power performance, emission indicators, and reliability, to provide objective and accurate test basis for the quality rating of remanufactured products and to standardize the remanufacturing industry.

6. Diesel Engine Electric Dynamometer Test Bench System Model List