查询词典 a. c. generator

1Installation. Place the machine base on balanced table, ascend and move the transducer to appropriate position and lock up, set aside the ultrasonic generator and grinding wheel machine, then connect the ultrasonic generator and transducer with output wire assigned by the machine.Insert the power supply plug on machine base into socket of power output on ultrasonic generator.

安装：把机座放置在平稳的桌面上，将换能器升降移动调整至合适的位置然后锁紧，将超声波发生器及砂轮机放置在旁边，然后用随机所配的输出线将超声波发生器与换能器连接起来，而将机座上的电源插头插入超声波发生器的电源输出插座上。

1 Condenser on evaporative cooling hydro-generator (generator/motor) shall be collocated evenly on buttress pier of upper bracket or on concrete wall in generator turbine pit.

1 蒸发冷却水轮发电机的冷凝器尽量均匀的布置在上机架的支墩上或布置在发电机机坑内的混凝土墙壁上。

A natural energy generator of multifunction is featured as setting solar energy cell array and wind force generator on black internal layer; setting turbine wind – force generator on chimney; connecting top end of hollow support with space above black internal layer and bottom end to residential area, planting area, breeding area and heat storage reservoir; adding cold air setting jacked layer and heat collecting unit or refrigerator in some cases.

一种多功能、自然能发电厂，包括透明大棚15，黑色内层16，太阳能电池阵列13，烟囱10，风力发电机11、26、12，空心支柱17，储热水库20，居住、种植、养殖区19，其特征是，黑色内层16上装有太阳能电池阵列13和风力发电机11、12、26，烟囱(10)上方装有涡轮式风力发电机5、8，空心支柱(17)上端与黑色内层(1 6)上方空间连通，下端与居住种植养殖区(19)和储热水库(20)连通。实施例2中有加设的冷气沉降夹层(30)和集聚热装置或冷冻机(32)、(35)。

The main cooling system of the wind driven generator provided by the invention comprises a hydraulic pressure station heat exchanger, an electric generator heat exchanger, a gearbox heat exchanger, a gearbox temperature controlling valve, a generator temperature controlling valve, a main cooler and a cooling pump, wherein, the dimensional length of the cooling plate of the main cooler is 1 to 2 percent larger than the length of the original cooling plate, the thickness is 2 to 3 percent larger than that of the original cooling plate, and the width is not changed.

本发明的风力发电机主冷却系统，包括液压站热交换器、发电机热交换器、齿轮箱热交换器、齿轮箱温控阀、发电机温控阀、主冷却器和冷却泵，其中，所述主冷却器的散热板尺寸长度比原来散热板的长度大1％-2％，厚度比原来散热板的厚度大2％-3％，宽度不变。

Company's products are as follows: 1, AC-DC transformer test, the control box and console, high-voltage direct current generator, high-current generator, the third-harmonic power generator , AC-DC high-pressure measuring device, dry-type isolation transformers. 2, MOA tester, relay calibrator, DC Resistance Tester, insulating oil dielectric strength tester, dielectric loss tester, insulating oil dielectric loss tester, transformers containing a switch tester. 3, clamp-type ground resistance tester, grounding resistance table, insulation resistance tester, switch mechanical properties tester, loop resistance tester, vacuum tester. 4, cable fault Tester (notebook computers, LCD, kinescope three shows), sentinel-synchronous digital, cable identification device, try扎cable, high-voltage integrated devices, underground pipeline detector, cable detector, high pressure Cable Detector, DC Bridge, DC arms Bridge, the PSA than the bridge. 5, the company also several well-known domestic and foreign agents company's products, for example: Japan has legislation (Xinhua shake table 3121,3122,3123,3125), Japan with 000 (high-voltage clamp-type table HCL1000D, HLC9000, HLC5000, etc.), cable Altimeter instrument, laser range finder, non-metallic pipeline positioning system, and so on. N:-yuan power equipment

公司产品如下：1、交直流试验变压器、控制箱及控制台、直流高压发生器、大电流发生器、三倍频电源发生器、交直流高压测量装置、干式隔离变压器。2、氧化锌避雷器测试仪、继电保护校验仪、直流电阻测试仪、绝缘油介电强度测试仪、介质损耗测试仪、绝缘油介质损耗测试仪、变压器有载开关测试仪。3、钳型接地电阻测试仪、接地电阻表、绝缘电阻测试仪、开关机械特性测试仪、回路电阻测试仪、真空度测试仪。4、电缆故障测试仪（笔记本电脑、液晶、显象管三种显示）、数显同步定点仪、电缆识别仪、电缆试扎器、高压一体化装置、地下管线探测仪、电缆探伤仪、高压电缆探伤仪、直流电桥、直流双臂电桥、变压比电桥。5、本公司还代理国内外多家知名公司的产品例如：日本共立（电动摇表3121、3122、3123、3125等）、日本万用（高压钳型表HCL1000D、HLC9000、HLC5000等）、线缆测高仪、激光测距仪、非金属管线定位系统等等。

The synchronous generator is one of the main resources of reactive power in power system operation, the reactive power output of generator can be changed through the adjustment of exciting current to maintain the terminal voltage of generator.

在电力系统的运行中，同步发电机是电力系统的无功功率主要来源之一，通过调节励磁电流可以改变发电机的无功功率输出，维持发电机机端电压。

C. exciting generator is discovered in this thesis for the first time, which indicates a. c. exciting generator can be in stable asynchronized operation and gives a challenge to classic concept that an a.

为了进一步分析异步化同步发电机的运行特性，本文系统地推导了异步化同步发电机电磁暂态过程和机电暂态过程的基本方程式。

The method of bang-bang control of a. c. exciting generator has been verified and the correct results are achived, which lays a foundation to apply a. c. exciting generator in industrial practical operation.

试验验证了异步化同步发电机鲁棒控制方法的正确性和可行性，从而为异步化同步发电机工业实用化运行奠定了基础。

And as an electric generator the synchronous alternating current generator with rated voltage ~6,0kV was used at nominal capacity ~100kW with self-adjustment of frequency and stress.

而且如一个电的产生器有定格的电压~6，0 仟伏的同时交流电产生器在名义上的能力~100 千瓦由于自己的-调整频率被用和压迫力。

Record the Signal Generator frequencies and the distances between adjacent antinodes for the next three resonant modes by adjusting the frequency in the Signal Generator window and by sliding the detector coil from one antinode to the next antinode.

为测量下面三个共振模，需要调节信号发生器窗口的频率，以及将探测线圈从一个波腹移动到另一个波腹，同时记下信号发生器的频率和相邻波腹间的距离。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。