GB/T 38340-2019 in English

This standard specifies the test procedures for measuring gas and particulate emissions from reciprocating internal combustion engines used in small boats. It outlines the requirements for test equipment, measurement methods, and conditions under which the tests should be conducted. The scope includes the determination of emission levels under various operating conditions, ensuring consistency and reliability in the measurement process. The standard provides detailed guidelines for the preparation of test engines, calibration of measurement instruments, and data recording procedures. It is applicable to the assessment of emissions from engines used in small boats, facilitating compliance with environmental regulations and promoting the development of cleaner technologies. The procedures described are intended to support accurate and repeatable testing, contributing to the overall evaluation of engine performance and environmental impact.