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现行 SAE J1537_202105
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Gasoline Low-Pressure Electric Fuel Pump Characterization 汽油低压电动燃油泵特性
发布日期: 2021-05-13
本SAE推荐规程定义了三种基本类型的泵特性试验。这些是基本功能性能测试、泵限制测试和泵完整性测试。基本功能测试包括三个单独的测试,第一个是泵速、电流消耗和电阻测试。另外两个单独的测试是针对额定输出压力和电压下的无压头压力和输出燃油流量。泵限制测试包括热燃料处理、冷磁铁击落、负载卸载瞬态、电气干扰和逆流泄漏的单独测试。泵完整性测试包括振动、温度循环、内部流体兼容性和操作耐久性的单独测试。这12项单独测试提供了特定泵的特征。本文件仅针对罐内安装的电动- 电动低压燃油泵本身,不涉及油箱内泵模块,因为这些模块可能包括其他设备。待测试的泵用于泵送适用于燃油喷射火花点火发动机的液体燃料。
This SAE Recommended Practice defines the tests for three basic categories of pump characteristics. These are the basic functional performance tests, the pump limitation tests and the pump integrity tests. The basic functional tests included are three individual tests, with the first being for pump speed, current draw, and electrical resistance. The other two individual tests are for the deadhead pressure and the delivered fuel flow rate at the rated delivery pressure and voltage. The included tests for pump limitations are individual tests for hot fuel handling, cold magnet knockdown, load dump transient, electrical interference, and reverse flow leak. The testing for pump integrity includes individual tests for vibration, temperature cycling, internal fluid compatibility, and operational durability. These 12 individual tests provide a characterization of the particular pump. This document only addresses the in-tank-mounted, electric-motor-driven, low-pressure fuel pump itself, and does not address in-tank pump modules, as these modules may include other devices. The pumps that are to be tested are intended for the pumping of liquid fuels that are applicable to fuel-injected, spark-ignition engines.
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