【判断题】
CCBⅡ制动机单独制动手柄还具有快速缓解功能,通过在制动区斜推小闸手柄实现缓解大闸控制所施加的机车制动缸压力。
A. 对
B. 错
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相关试题
【判断题】
CCBⅡ制动机单独制动手柄还具有快速缓解功能,通过在制动区斜推小闸手柄实现缓解小闸控制所产生的制动力。
A. 对
B. 错
【判断题】
CCBⅡ制动机后备制动功能是靠空气制动阀(后备的制动阀)手柄在不同位置上的停留时间实现。
A. 对
B. 错
【判断题】
CCBⅡ制动机后备制动作用仅在电子制动失效后启用。
A. 对
B. 错
【判断题】
CCBⅡ制动机空气防滑系统由微机防滑保护单元、速度传感器、防滑阀等组成。
A. 对
B. 错
【判断题】
为了防止机车在粘着状态不佳的时候打滑,制动缸的压力由防滑阀来控制。
A. 对
B. 错
【判断题】
CCBⅡ制动机防滑阀在得电时,防滑阀处于打开的位置,制动缸管的空气自由通过至制动缸。
A. 对
B. 错
【判断题】
CCBⅡ制动机防滑阀仅有作用电磁阀得电时,供给制动缸的空气被隔离,制动缸保压。
A. 对
B. 错
【判断题】
HXD1电力机车蓄电池主开关关闭时,停放制动将自动投入。
A. 对
B. 错
【判断题】
如果停放制动缸没有压缩空气,就会自动实施缓解停放制动。
A. 对
B. 错
【判断题】
转向架空空气管路由轮缘润滑空气管路、基础制动空气管路、撒砂装置空气管路组成。
A. 对
B. 错
【判断题】
HXD1电力机车总风压力不足,当闭合升弓扳键开关后,辅助压缩机将自动启动,向控制风缸打风,打满风后辅助压缩机自动停止,随后受电弓升起。
A. 对
B. 错
【判断题】
HXD1电力机车机械间内设备沿车内中间走廊两侧平行布置,采用导轨安装方式固定。
A. 对
B. 错
【判断题】
HXD1电力机车每个变流器的中间支撑电容组由4×4mF电容器组成,共计16mF。
A. 对
B. 错
【判断题】
即使HXD1电力机车中间支撑电容器已经放电,仍可能出现危险电压。
A. 对
B. 错
【判断题】
HXD1电力机车主变流器的低压部分和高压部分之间设有安全的电气绝缘。
A. 对
B. 错
【判断题】
HXD1电力机车低压部分TCU中控制电子组件的工作电压为110V,这一电压等级对生命和健康是危险的。
A. 对
B. 错
【判断题】
CCBⅡ制动机“第二步闸”移至抑制位后,均衡风缸、列车管、制动缸各压力无变化。
A. 对
B. 错
【判断题】
CCBⅡ制动机“第三步闸”初制位后:侧缓单阀,制动缸压力下降为0,手柄复位后制动缸压力不恢复。
A. 对
B. 错
【判断题】
CCBⅡ制动机“五步闸”试验完毕,机车司机室显示模块(LCDM)恢复本机/不补风状态设置。
A. 对
B. 错
【判断题】
DK-2制动机制动控制器钥匙开关,拨到左边为开,右边为关。
A. 对
B. 错
【判断题】
DK-2制动机自动制动控制器在运转位,单独制动控制器在运转位,制动控制器钥匙才能关或开。
A. 对
B. 错
【判断题】
DK-2制动机制动控制器钥匙开关在开位,自动制动控制器、单独制动控制器起作用。
A. 对
B. 错
【判断题】
DK-2制动机后备制动具有制动位、中立位、缓解位三个操作位置,只能保证全列车的制动、保压、缓解的基本功能。
A. 对
B. 错
【判断题】
DK-2制动机后备制动,应将自动制动控制器和单独制动控制器手把放运转位。
A. 对
B. 错
【填空题】
1.HXD1电力机车LOCOTROL为___控制系统 ,适合于多机分布式重载牵引。
【填空题】
2.HXD1电力机车轴列式为___。
【填空题】
3.HXD1电力机车牵引通风机采用___布置,便于均衡机车轴重。
【填空题】
4.HXD1机车微机控制系统的核心___模块和司机需要经常操作的一些开关、按钮等分别设置在司机室内的两个后墙柜内。
【填空题】
5.HXD1电力机车空气制动柜上部装有机车___和安全钥匙箱(BSV)。
【填空题】
6.HXD1电力机车为适合重载牵引车体采用整体承载结构,并以中央___梁为主要传递牵引力构 件。
【填空题】
7.HXD1电力机车主变流器中辅助变流器模块的___为辅助变压器柜的辅助变压器输入电源。
【填空题】
8.HXD1电力机车冷却塔主要装有冷却塔通风机、油/水散热器、___、膨胀水箱、变压器副油箱等设备。
【填空题】
9.HXD1电力机车在主断路器和高压穿墙套管之间,装有过电压保护用氧化锌避雷器,可以对雷击过电压和___起保护作用。
【填空题】
10.HXD1电力机车主断路器相邻处装有一台高压___,由它把受电弓从接触网受流的电流引入车内。
【填空题】
11.为保证人身安全,HXD1电力机车车顶登顶窗设置安全电气___装置。
【填空题】
12.HXD1电力机车打开登顶窗前,安全电气连锁装置接通车顶高压接地装置将25kV电路接地,使得分布电容积聚的___放电,确保人身安全。
【填空题】
13.打开HXD1电力机车登顶窗前,安全电气连锁装置接通车顶高压接地装置将25 kV电路接地,同时受电弓___回路被切断,无法升弓,避免误升弓操作。
【填空题】
14.HXD1电力机车光电速度传感器给___系统提供机车速度信号。
【填空题】
15.HXD1电力机车“机车电子标签”:根据相关的运输要求向外___机车电子表示信号。
【填空题】
16.HXD1电力机车“机车电子标签”安装在底架下主变压器___司机室的方向。
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