According to the fatigue loading bridge subjected to enlargement more and more , the fatigue breakages of bridge have occurred continuously 鑒于橋梁在使用中受到的疲勞荷載作用越來越大,不斷有橋梁發(fā)生疲勞破壞。
Aircraft . connection of passenger loading bridge or transfer vehicle . interface requirements in the vicinity of main deck passenger doors 航空.機場天橋設備.乘客登機橋或轉(zhuǎn)運車輛的連接.乘客登機主艙門周圍的界面要求
This paper analyses and researches full - digital control system of container loading bridge , based on the electric - control system technology transform item of container loading bridge for a harbor 本文是在為某港的集裝箱裝卸橋的電控系統(tǒng)進行技術(shù)改造的工程項目的基礎上,對集裝箱裝卸橋的全數(shù)字控制系統(tǒng)進行了比較全面的分析和研究。
Qinjiatuo bridge for three gorges project is a super bridge over the approach of the sea - route on lower reaches of the temporary lock . the bridge is 303 . 10m in length . the bridge is the heaviest - loaded bridge in asia at present , whose design loads are automobile - 135 and trailer - 660 三峽工程覃家沱橋為橫跨臨時船閘下游引航道的一座特大橋,大橋全長303 . 10m ,設計荷載為汽? 135級,掛? 660級,為目前亞洲第一重載橋。
? introducing the component of mechanical system of container loading bridge , mainly including hoisting mechanism , gantry travelling mechanism , boom mechanism and trolley mechanism . ? devising the electric control system of container loading bridge , mainly including hoist / gantry control circuit and boom / trolley control circuit 設計了一套集裝箱裝卸橋的電氣控制系統(tǒng),主要包括供電系統(tǒng)的設計、輔助回路的設計、起升/大車回路的組成及控制、俯仰/小車回路的組成及控制等。