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瑞典国有客运运营商SJ公司计划投资35亿克朗(约合5亿4000万美元),用以改造36列SJ2000(X2000)型电动车组(图1)。制造于上世纪80年代末的SJ2000型电动车组运行速度可达200km/h。SJ公司认为对动车组进行改造比更换新车更为合理。首台改造后的动车组将于2015年投入运行。整个改造计划预计将于2019年完成。公司计划对动车组内部进行彻底翻新,更换其内的电气设备,从而使能源消耗降低至少10%,同时提高动车可靠性,改善运行指标。SJ公司与
SJ, a Swedish state-owned passenger transport operator, plans to invest 3.5 billion kronor (about 550 million U.S. dollars) to retrofit 36 SJ2000 (X2000) EMUs (Figure 1). Manufactured in the late 1980s SJ2000 electric car running speed up to 200km / h. SJ believes that it is more reasonable to remodel EMUs than to replace new ones. The first converted EMU will be put into operation in 2015. The entire renovation plan is expected to be completed in 2019. The company plans to thoroughly renovate the interior of the EMU to replace its electrical equipment so as to reduce energy consumption by at least 10% and at the same time improve the reliability of motor vehicles and improve the operating indicators. SJ company and