The irmds ( internet remote monitoring and diagnostics system ) based on the internet technology , has become not only one of the important directions in the field of the fault diagnosis techniques , but the essential management method of equipment in modern enterprises . the railway system in our country has experienced the forth speedup , and the running condition for the locomotive diesel engine becomes more rigorous 基于網(wǎng)絡(luò)技術(shù)的遠(yuǎn)程狀態(tài)監(jiān)測(cè)與故障診斷系統(tǒng)irmds ( internetremotemonitoringanddiagnosticssystem ) ,不僅是近年來故障診斷技術(shù)重要的研究方向之一,而且隨著其技術(shù)和應(yīng)用的日趨成熟,已成為現(xiàn)代企業(yè)的設(shè)備技術(shù)管理的重要手段。