GB/T 37322-2019 Translated English of Chinese Standard. (GBT 37322-2019, GB/T37322-2019, GBT37322-2019): Test method for evaluating gasoline cleanliness - Simulation test of intake valve deposit (IVD) of gasoline engineThis Standard specifies the simulation test method of the intake valve deposit of the inlet jet gasoline engine, is used for evaluating the tendency of the formation of intake valve deposit of gasoline engine. This Standard applies to motor gasoline and motor gasoline detergent. |
Contents
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4 | |
5 | |
Terms and definitions | 6 |
Reagents and materials | 7 |
Sampling | 8 |
Test procedures | 10 |
Calculation | 11 |
Precision and deviation | 12 |
Appendix A Normative Technical requirements for simulation testing machine of intake valve deposit of gasoline engine | 13 |
Appendix B Normative Equipment verification | 19 |
Bibliography | 22 |
Common terms and phrases
accurate to 0.1 aluminum amount of calibration amount of deposit analytically pure Appendix axial flow fan base test gasoline bracket calibration amount calibration reference detergent calibration reference fuel clamping device collector is placed consecutive readings control system COOL to room deposit accelerant deposit collector deposit mass deposit of gasoline Deposit test assembly dicyclopentadiene dipped in water dryer Fan nozzle body Figure A.1 filter sponge formation of intake gasoline cleanliness gasoline engine GB/T Industrial grade intake valve deposit Iron naphthenate diluent Isopropanol machine of intake meet the requirements micro sample injector milligrams mg mL of calibration motor gasoline detergent n-heptane Needle valve oil inlet hose paper stick peristaltic pump placed back Plate heater rate of peristaltic room temperature sample cup Shenzhen shown in Figure simulation testing machine solvent recovery box sprayed Standard Table B.1 TAKE 300 mL temperature control test hood Test method test temperature Trimethylbenzene tweezers Volumetric flask Xylene Zhuhai