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29.长沙地铁1号线制动控制模块集成了电子制动控制单元___、电子中继阀、变载荷阀、风缸,停放脉冲阀,压力开关和压力传感器等设备。___
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EBCU|1
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30.电子制动控制单元___ 是基于微处理器的电子控制单元,可以进行防滑控制和车辆的摩擦制动控制。___
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31.长沙地铁1号线的制动系统为车控方式,每节车配置一个制动控制模块,用于本车的空气制动控制。___
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32.长沙地铁1号线减压阀的动作值为620kPa 。___
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33.列车常用制动模式具有防滑保护和冲动限制功能。保压制动是为防止车辆在停车前的冲动,使车辆平稳停车,EBCU内部设定的执行程序。___
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34.长沙地铁1号线的制动系统为车控方式,每节车配置一个制动控制模块,用于本车的空气制动控制。___
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35.长沙地铁1号线气制动防滑控制系统由电子制动控制单元以及防滑阀组成。___
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36.在每节车厢提供乘客紧急报警器___用于车厢内出现紧急情况时乘客向司机室报警。___
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37.动态地图为LCD高清显示屏,包含文字信息、开门侧指示灯,车站名称。___
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38.报站语音文件编码规则___。___
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39.对讲录音存储在司机室PA主控模块的SD卡的根目录下,根据实时间对文件命名,可根据时间便捷的搜寻需要的录音文件。___
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40.PIS系统广播音频都存储在一张SD卡上。___
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41.PIS系统广播音频文件格式为MP3格式。___
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42.PIS系统提供后台操作软件PTU,实现手动设置优先级。___
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43.人工广播采用动圈对讲机麦克风,在讲话时需要按压PTT按键。___
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44.乘客与司机可以进行半双工双向通话。___
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45.长沙地铁1号线项目要求车载视频监控系统硬盘容量为6TB。___
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46.通过视频监控系统触摸屏上的交互界面来监看各个车厢的监控视频以及进行相关操作。___长沙地铁1号线电客车A车为带司机室的拖车,一位端装有全自动车钩,二位端装有半永久牵引杆。___
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47.当两列AW0 列车以7km/h 相对速度相互碰撞时,其冲击能量由EFG3缓冲器吸收。___
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48.当两列AW0 列车以15km/h 相对速度相互碰撞时冲击能量全部由EFG3和压溃管吸收,不造成车体结构的损坏。___
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49.全自动车钩自动对中角度为±15度。___
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50.在车钩座内设置有过载保护装置,采用内部剪切的方式。在AW0状态下碰撞速度不超过15km/h时起到车辆的保护作用,使车体免受损失。___
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51.车钩锁有三个操作位置分别为解钩、连挂、准备连挂。___
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52.主风管接头的接口管设计高出车钩端面约8 mm。___
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53.长沙1号线车辆采用KLR-37空调机。___
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54.长沙1号线空调系统采用R407C作为制冷剂。___
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55.空调控制盘通过数字输入/输出并经MVB与列车信息系统相连,它被用来报告故障、启动请求、启动许可和自检结果。___
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56.当网压达到最大设定值1850V时,DCU/M会打开制动电阻,将电机上的制动能量转变成电阻的热能消耗掉。___
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57.当列车高速运行时,动车采用再生制动,将列车动能转换成电能。___
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58.当再生的电能无法再回收时,再生制动能够平滑地过渡到电阻制动。___
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60.多功能车辆总线MVB 用于连接各车辆内的电子部件和控制系统。___
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61. MVB 所使用的电缆是两对双绞屏蔽线。___
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62.长沙地铁1号线列车牵引逆变器由 两个 逆变模块单元组成,采用2个逆变器模块驱动4台牵引电动机的控制方式,电阻制动斩波单元与逆变模块单元集成在一起。___
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63.长沙地铁1号线列车能耗记录仪负责 牵引系统 的能量计算和 制动再生能量 计算与储存、显示、数据记录等。___
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64.长沙地铁1号线非永磁列车的每台牵引逆变器的额定输出容量为 2×530kVA 。___
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65.长沙地铁1号线列车气囊式受电弓的升、降动作是通过 压缩空气 回路来控制。___
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66.长沙地铁1号线列车滤波电容器放电时间小于5min,电容电压能降至电压50V以下。___
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67.长沙地铁1号线列车DCU收到“紧急牵引”指令后限速45km/h。___
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68.闸瓦检查时,表面裂纹中间75mm部分裂纹宽度施加时大于5mm,缓解时大于2mm,立即进行更换;75mm以外部分,裂纹深度超过9.5mm,裂纹宽度超过1mm,裂纹长度贯通整个摩擦接触面,立即进行更换,否则用划线笔将裂纹区域圈注。___
【填空题】
69.长沙地铁1号线列车牵引采用的采用IGBT逆变器模块,把直流电变换为电压频率可调的三相交流电,驱动牵引电机。___
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70.紧急牵引模式下BCU、DCU通过接收硬线的指令实现列车的牵引和制动控制,忽略TCMS的网络信号。___
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