查询词典 electric current

It adopts the single chip computer control calculation meritorious service capacity, and parameters such as real power, reactive power, meritorious service rate element, tension fundamental harmonic virtual value and tension harmonious wave virtual value and so on these are separation to the calculation branch to the measurement that on the basis of the scattered integration formula in immediate future scattered Fourier transformation, the exchange basseted on to power system parameter sampling idea was achieved to adjust all the journey moreover the frequency alternating current frequency and the tension virtual value as well as the electric current virtual value in the way of software .

它采用单片机的控制运算功能，根据离散积分公式即离散傅立叶变换，基于对电力系统参数进行采样的思想，实现同时对一路工频交流电的频率、电压有效值、电流有效值的测量，用软件计算分析出有功功率、无功功率、功率因素、电压基波有效值、电压谐波有效值等参数。

It adopts the single chip computer control calculation meritorious service capacity, and parameters such as real power, reactive power, meritorious service rate element, tension fundamental harmonic virtual value and tension harmonious wave virtual value and so on these are separation to the calculation branch to the measurement that on the basis of the scattered integration formula in immediate future scattered Fourier transformation, the exchange basseted on to power system parameter sampling idea was achieved to adjust all the journey moreover the workmans frequency alternating current frequency and the tension virtual value as well as the electric current virtual value in the way of software .

它采用单片机的控制运算功能，根据离散积分公式即离散傅立叶变换，基于对电力系统参数进行交流采样的思想，实现同时对一路工频交流电的频率、电压有效值、电流有效值的测量，用软件计算分析出有功功率、无功功率、功率因素、电压基波有效值、电压谐波有效值等参数。

The main products TQSW no local place-frequency electrical impulse voltage testing transformer test sets of series resonant frequency generator unit test transformer dry-type high-voltage testing transformer the ball-gap discharge frequency divider DC High-frequency DC generator, generator, inverter-current multi-function grounding impedance test system-current generator (up-flow device) performance of an integrated test bed Transformer Partial Discharge Detector mechanical properties of high-voltage switches Vacuum Tester Tester Tester Loop Resistance transformer capacity Tester-Load Switching Test Transformer tumor resistance measurement Transformer turns ratio tester tester MOA group tester insulating oil dielectric strength tester transformer loss parameter Intelligent Tester transformer loss-line parameter tester frequency interference dielectric loss dielectric loss tester anti-interference relay tester Ground Yin Xiaxian conduction tester cable fault tester tester tester generator rotor impedance large Grounding Resistance Tester Tester transformer features an integrated micro-moisture meter aperture automatic flash point tester Automatic Closed flash point detector vacuum oil filter boots pressure test device (automatic, semi-automatic) nuclear phase Instrument Series wireless digital core Instrument security tools relative to the mechanical properties testing machine clamp grounding resistance of grounding resistance measuring instrument digital megger digital high-voltage insulation resistance tester and a scalable high-altitude test tools, digital dual-phase volt-ampere facade sequence table clamp Three-phase Power Parameters Tester Calibrator lightning strike counter dedicated test wire, clamping insulation boards, pipe, cable tray mats polyimide film conductor line busbar electric appliances

扬州市苏博电气有限公司扬州市苏博电气有限公司主要产品有TQSW无局部放电工频试验变压器冲击电压发生器变频串联谐振试验成套装置试验变压器干式试验变压器高压分压器放电球隙中频直流发生器高频直流发生器变频大电流多功能接地阻抗测试系统大电流发生器变压器性能综合测试台局部放电检测仪高压开关机械特性测试仪真空度测试仪回路电阻测试仪变压器容量测试仪变压器有载开关测试仪变压器肿瘤电阻测试仪变压器变比组别测试仪氧化锌避雷器测试仪绝缘油介电强度测试仪变压器损耗参数智能测试仪变压器损耗线路参数综合测试仪变频抗干扰介质损耗测试仪抗干扰介质损耗测试仪继电保护测试仪接地引下线导通测试仪电缆故障测试仪发电机转子交流阻抗测试仪大型地网接地电阻测试仪互感器特性综合测试仪微量水分测定仪开口闪点全自动测定仪闭口闪点全自动测定仪真空滤油机绝缘靴耐压试验装置核相仪系列无线数字核相仪安全工具力学性能试验机钳形接地电阻仪接地电阻测量仪数字兆欧表数字高压绝缘电阻测试仪可伸缩高空测试工具数字双钳相位伏安表相序表三相电力参数测试仪雷击计数器校验仪专用测试导线，钳绝缘板，管，垫聚酰亚胺薄膜电缆桥架滑触线母线槽电热电器

This text has analyzed the common malfunction of the asynchronous motor at first. And then it, which is based on symmetrical weight theory, has drawn accurate criterion of the trouble of the motor, confirmed the protective measures of different troubles. Finally, it has realized kinds of protection functions, such as short-circuit protection, rotate-stop protection, over-heat protection, negative current protection, zero current protection, low-voltage protection, over-voltage protection, overlong start-up time protection, frequent start-up protection, lock protection of electric leakage and so on.

本文首先分析了异步电动机的常见故障，以对称分量法为依据，采用检测过流幅值、负序电流、零序电流的方法，得出了电动机故障的准确判据，确定了各种故障的保护措施，对电动机实现了短路、堵转、过热、负序电流、零序电流、低电压、过电压、启动时间过长、频繁启动、漏电闭锁等保护功能。

The samples with a diameter of 14mm have a nonlinear coefficient of about 50, a breakdown electric filed of about 350V/mm and a leakage current of less than 5μA, and the withstanding surge peak current of 8/20μs waveshape is about 2kA, which meet practical requirement.

获得电性能接近实用化的SnO2压敏陶瓷样品，其压敏电压V1mA约为350V/mm，非线性系数α达到50，漏电流小于5μA，并且在8/20μs脉冲电流冲击试验中，直径14mm的样品能够经受2kA的脉冲峰值电流。

It is found that the damage of the lines is mainly aroused by heat effect and electric force generated by impulse current circuit, and the effect is different between different current value and different lines. The steady state and transient state shielding efficiency of plate shielding cabin with metal silk net window and without window are measured, and the influence of window to shielding efficiency is analyzed. The result shows that the steady state shielding efficiency rises with frequency.

试验结果表明屏蔽室的稳态屏蔽效能基本上是随着频率的升高而变大，两种带合金丝网玻璃窗的金属板屏蔽小室的在10kHz以下时稳态屏蔽效能有15dB左右，在20kHz以上时各点稳态屏蔽效能都可以达到20dB以上，丝网玻璃窗对离窗近的测量点的屏蔽效能影响较大，而对离窗远的测量点影响较小。

Chapters 1 to make a description of the design , Chapter 2, Chapter 3 and Chapter 4 is the forceful electric power part , Including load calculation, lighting design and the design of Lightning Protection ; Chapter 5 and Chapter 6 is disgen note of the part of fire-fighting and light current , it dosen't need to set fire-fighting by standards, the disgen only sets hydrant button pressure switch , Water flow indicator and Signal Valve , the part of light current disgin only with the laying of pipeline in advance .

第1章绪论对设计进行总的说明，第2章、第3章和第4章为强电设计部分，包括负荷计算，照明系统设计和防雷接地的设计；第5章和第六章为消防和弱电部分的设计说明，消防根据规范不需设置，本设计只对消火栓和喷淋进行相关的设计，弱电部分只进行预埋管设计。

Apartment sanitation and the use of basic configuration 两室一厅 TV seat, sofa table, Hisense TV, dining table, Galanz microwave ovens, range hood Hua Di, Haier refrigerators, Haier washing machines, Haier water heater, gas stove, two beds, two desks, drinking fountains, electric rice cooker, the United States and the fan 2 3 bed, 2 desks, sofa table, drinking fountains, tables, space refrigerator, range hood, gas stove, microwave, TV tables, combination furniture Apartment with the current system of differences Cost to pay: Water, electricity, gas and other costs from the staff since Be paid, the company conducted in accordance with the staff-level meeting Paste, the standard is: 100-level managerial / month / People; manager level and above 200 yuan / month / person 10-20 per month from the date of the General Inter-borrower to get water and electricity residential property Office documentation for reimbursement after 2009.8.1 costs generated by the former General Claims made after the documents, generated after In accordance with the provisions of the cost of the system of subsidies Apartment occupancy conditions: Yishui work in the family other than in Yishui County And higher-level managerial staff in charge of five people living in public Yu Non-managerial staff quarters to move to the company, Re-accommodation apartments on the current staff Adjustment Asset Management:- Human Resources is responsible for the apartment in the company's assets Management - At home in the music's embodied in the management of fixed assets Assets, must follow the family's possession of fixed assets Justification process, are subject to change or end-of-life through Changes in fixed assets and the company scrapped milling process procedures胡经理 Living room in 306 4 Kellogg assets All: TV 1, 2 air-conditioning, water heaters 1 to determine the disposition of assets 4

环卫公寓基本配置及使用情况两室一厅电视机座、沙发茶几、海信电视机、餐桌、格兰仕微波炉、华蒂抽油烟机、海尔冰箱、海尔洗衣机、海尔热水器、煤气灶、床2张、办公桌2张、饮水机、电饭煲、美的风扇2台床3张、办公桌2张、沙发茶几、饮水机、餐桌、航天冰箱、抽油烟机、煤气灶、微波炉、电视桌、组合家具目前公寓与制度存在的差异费用缴纳：水、电、煤气等其他费用由员工自行缴纳，公司按照员工级别进行补贴，标准为：经理级100元/月/人；经理级以上200元/月/人由总务每月10-20日期间借款，到小区物业处拿水电单据后报销 2009.8.1前产生的费用由总务取得单据后报销，以后产生的费用根据制度规定进行补贴公寓入住条件：在沂水工作，家庭在沂水县以外的经理级及以上员工有5名主管住在公寓非经理级员工搬到公司宿舍，再对目前住宿公寓的人员进行调整资产管理：-人力资源部负责公寓中公司资产的管理-在家乐氏固定资产管理中体现的资产，必须遵循家乐氏固定资产管理流程，如有变动或报废必须通过固定资产变动和报废流程手续制粉公司胡经理居住的306房中有 4项资产为家乐氏所有：电视机1台、空调2部、热水器 1台确定4项资产的处理

This paper introduces the concept of "wake up current" and "wake up time" and the physical meaning of reducing wake up current and wake up time in application of electric power net.

介绍了电子式电流互感器的&唤醒电流&和&唤醒时间&概念，阐述了在实际应用中降低唤醒电流以及缩短唤醒时间的物理意义。

Based on the electric inertia system, we build a simulator to validate the feasibility of the control method which alters the setting voltage of the current circle in the torque current heft.

根据电惯量系统建立仿真模型，验证改变转矩电流分量的电流环给定电压来实现电惯量的可行性，通过突加负载和改变转速给定来研究加入单神经元自适应控制器后系统的控制效果。

Panorama Many people are dancing in a large sitting room.

在一个大客厅里，许多人在跳舞。

We fully understand how a microwave oven cooks food, it is first necessary to talk ...

我们充分理解一个微波炉煮的食物，这是首先要谈。。。