您要查找的是不是:
- overhead line voltage 架空线电压
- Luo Junhua,Nie Dingzhen,Zhang Jinxiu,et al.Overvoltage protection technology of insulated overhead line up to 35 kV[J].High Voltage Engineering,2000,26 (3):40-41. [2]罗俊华;聂定珍;张锦秀;等.;35 kV及以下架空绝缘电缆过电压保护技术[J]
- Constructs, maintains and repairs overhead line systems. 建造、保养及修理架空电线系统。
- Is the stator three phase line voltage the same? And is it current zero? 定子三相电压是否相等?其电流是否为零?
- Aluminium-magnesium-silicon alloy wire for overhead line conductors. 架空导线用铝镁硅合金导线。
- The charger automatically compensates for low AC line voltage or extension cord use. 充电器自动补偿低交流线路电压或延长线使用。
- Track-laying and energisation of overhead lines were substantially complete. 路轨铺设工程及架空电缆通电工程已大致完成。
- The ratio of output power to input power expressed as a percentage. This is generally measured under full load at nominal line voltage. 输出功率与输入功率之比的百分数。通常是在满负荷额定线电压下测定的。
- And it is certified that the device is very useful to prevent insulated overhead line breakage and insulator damage from lightning overvoltage faults. 作为配电线路中的架空绝缘电缆的过电压保护装置,可有效地防止雷害造成的断线、绝缘子损坏等事故,避免因断路器动作中断供电而影响供电可靠性。
- Make sure that the voltage rating printed on this unit is identical to your local line voltage. 刻印出的电压值必须与当地电压值相一致
- At 345 kV a figure of ten times the cost of an equivalent overhead line is quoted for average suburban areas in the U. S. A., this ratio decreasing with lower voltages. 在美国一般市郊地区,引证的数据表明345kv的地下输电的等值成本为架空线路成本的10倍。电压低,此倍数可降低。
- The new DPC scheme mitigates the influence caused by undesired AC line voltage such as distorted or asymmetric voltage. 新控制方案减轻了电网电压不理想条件下(电网电压畸变或不平衡)产生的影响。
- Uses 4-wire connection with 2 wires to line voltage and 2 wires to SPST control switch. 采用4线连接,2线连接到线路电压,2线连接到单刀单掷控制开关。
- Note: Certain overhead lines may also be constructed with insulated conductors. 注:某些架空线路也可由绝缘导线构成。
- Increasing the voltage level of electrical transmission creates considerable advantages for the environment, including lower electricity losses and the use of less land compared to traditional overhead lines. 跟传统的高架线相比,增加电力传输的电压水平可以为环境带来很大的好处,包括更低的电力损失以及占用更少的土地。
- A phasor diagram was carried out accordingly, for both the input line voltage disturbance state and the normal state. 甚至在没有额外直流储能元件时还具有持续补偿能力。
- Uses this product to be allowed to enhance the line the anti-radar level, the nature clean effect is good, Reduce accident rates, guarantee overhead line safe operation. 使用此产品可以提高线路的防雷水平,自然清洁效果好,降低事故率,保证架空线路安全运行。
- Conversation by overhead line, 900 miles-New York to Chicago. First commercial Strowger installation; LaPorte, Indiana, USA. Used switcher with 100 line disc-type banks. 全长900英里,从纽约到芝加哥的架空电话线开通。第一个商业化的史端乔系统在美国印第安纳州拉波特安装。使用的交换机带有100个线路排线架。
- Verify AC line voltage, phase and frequency with the controller data plate on the enclosure door prior to connecting AC power. 在连接交流电源之前,请验证交流电压、相位和频率是否与控制装置外壳门参数板上的相应数据相同。
- All these make our products can be fine turned to fit various line voltage, frequency, environment and luminaries as per the customer's requests. 可根据用户的需求研制生产适合全球任何地区电源,环境及光源的电源产品。本公司坚信品质源于科技,我们全体员工秉着提高产品品质及确保客户商业利润为最高宗旨。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries