铁路信号电源系统是专门给列车运营信号供电的,其可靠性要求非常高,因此,对铁路信号电源的监视和控制十分重要。
Railroad signal power system is a special supply power source for train running. The high reliability is required. Thus, its supervisor and control become very important.
今年早些时候,英特尔及西雅图华盛顿大学的研究人员演示表明,他们能够从4.1公里以外的电视信号中获取能量来给一个小功率传感器供电。
Earlier this year researchers at Intel and the University of Washington, in Seattle, showed that they could power a small sensor using a TV signal 4.1 kilometres away.
据北京晚报的报道称,该线路上包括供电、监控和信号系统设施中的70%已经安装完毕,其余部分将在今年年底完成。
About 70 percent of facilities, including power supply, monitoring, communication and signal, have been installed along the line and the rest will be finished by the end of this year, the report said.
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