stage hoist 中文意思是什麼
stage hoist
解釋
分段提升機-
The article introduces development course of hoist boom of wheel crane, talking about technique characteristics during each stage, and it also introduces the most advanced technique about hoist boom
摘要論述了輪式起重機起重臂的發展歷程，敘述了各階段的技術特點，介紹了當前最先進的吊臂技術。 -
At the same time, essential protective electro circuit is designed for safe. it chooses pc bus industry programmable computer and programmable controller as the host computer and designs two independent systems to control hoist or lower the stage and orchestra separately. for the sake of running safely, it applies ac motor with brake as the power device that adopt frequency conversion mode and inter lock and journey switch in electric circuit
設計中選擇了pc總線工業控制機和可編程序控制器作為控制系統的主機，設計了兩個獨立的系統分別控制升降舞臺和升降樂池，採用了制動電機作為舞臺升降的拖動裝置，電機的調速方法選擇了可以無級平滑調速、經濟節能的變頻調速方法，並在電氣上採用互鎖和行程開關來保證舞臺機械設備的安全運行。 -
Designed orchestra is a steel platform that can support band ' s performance. the control system can make hoist or lower orchestra start and stop between bottom ground floor and stage mesa of hole, and automatically keep the same level with stage in the place of bottom ground and stage mesa
升降樂池是一個鋼鐵結構的平臺，供樂隊演出使用，控制系統能使升降樂池在底坑的地下一層和舞臺臺面之間任意位置啟動和停止，並能自動在地下一層處和舞臺臺面處平層。 -
Hoist or lower stage consists of 7 pieces stage. in this system, it is desired that 7 pieces can move freely and stop exactly and be steady within demanded area, and that error do not exceed 2 - mm
升降舞臺由7個升降塊組成，控制系統使7個升降塊在舞臺臺面以下3米和臺面以上2米的高度內停在任意的位置，並且要求啟動和停止時平穩，停車誤差不超過2毫米。
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