Because of the large number of devices involved, ABB rejected the idea of battery power for many of its wireless sensors and developed an ingenious solution in the form of a rotating magnetic field generated by electric cables that surround the work area.
英
美
- 因為涉及的設備數量較多，ABB否決了對其眾多無(wú)線(xiàn)傳感器利用電池供電的理念，而是開(kāi)發(fā)了一個(gè)獨創(chuàng )性的解決方案，通過(guò)工作領(lǐng)域周?chē)碾娋€(xiàn)產(chǎn)生的旋轉磁場(chǎng)供電。
