This part of GB/T 23341 specifies main performance parameter determination and general reliability rig test method for radial-flow and mixed-flow turbochargers (hereinafter referred to as turbochargers).
This part is applicable to the turbochargers for internal-combustion engines (including diesel engine, gasoline engine and natural gas engine) for vehicle, ship, engineering machinery, agricultural and forestry machinery, power generation and other uses.
This part is not applicable to axial-flow turbochargers.
Foreword i 1 Scope 2 Normative References 3 Terms and Definitions 4 Test Device Requirements and Measurement 4.1 Test Rig Pipe 4.2 Rotate Speed Measurement 4.3 Pressure Measurement 4.4 Temperature Measurement 4.5 Flow Measurement 5 General Test Conditions 6 Test Items and Methods 6.1 Compressor Performance Test 6.2 Turbine Performance Test 6.3 Turbocharger Self Cycle Performance Test 6.4 Turbocharger 120h Durability Thermal Cycle Test 6.5 Turbocharger Overspeed Test 6.6 Turbocharger Noise Test 6.7 Turbocharger Lubricating Oil Supply Characteristic Test 6.8 Turbine Casing Flow Capacity Test 6.9 Turbocharger Cleanliness Measurement Appendix A (Informative) Compressor Performance Test Record Sheet Appendix B (Informative) Turbine Performance Test Record Sheet Appendix C (Informative) Turbocharger Self Cycle Performance Test Record Sheet