电力变压器

Three reference current detecting methods are presented for single-phase active power filter, i.e. fundamental current detecting method based on parallel resonance of passive LC filter, fundamental current detecting method based on switched-capacitor filter, harmonic current detecting method based on d-q transformation and its improved circuits.

同样通过采用并联变压器二次侧多补偿绕组的结构来提高有源电力滤波器的容量。4、提出三种单相有源电力滤波器指令电流的提取方法，即基于LC并联谐振的基波电流检测方法、基于开关电容滤波器的基波电流检测方法、基于单相d-q变换的谐波电流检测方法及其改进电路。

ABB's scope of supply also includes a new 400/220-kilovolt switchyard to supply the new smelter plant with reliable power, as well as a high-performance process control system with fiber optic current sensors, as well as an ABB MicroSCADA control system for the power distribution network , substation switching bays, power and station transformers.

ABB的供应范围还包括一个新的400/220千伏的配电装置，为新炼铝厂提供可靠的电力，以及一套具备光纤电流传感器的高性能过程控制系统，还有一套用于配电网络、变电站配电舱、电力和电站变压器的ABB MicroSCADA控制系统。

The operation reliability of power transformer is related to the safety and stability of power system directly.

变压器作为电力系统的枢纽设备，其运行可靠性直接关系到电力系统的安全与稳定。

Power transformer, one of the most important devices, directly relates to the security and stability of power system.

变压器是电力系统的重要元件之一，其运行可靠性直接关系到电力系统的安全和稳定。

E. Factors affecting the design of substations, main switchroom, transformer room and emergency generator room such as clearance space, ventilation requirements, layout of electrical equipments, accessories etc.

影响设计电力分站、主开关房、变压器室及紧急发电室的因素，例如间隙空间、通风设备、电力设备的配置和附件等。

Accident prevention;Anaesthesiology;Ball compression test;Classes of protection;Classification;Classification systems;Clearances;Colour codes;Design;Determinations;Dictionaries;Dimensions;Earth conductors;Earthing;Electric appliances;Electric contact protection;Electric enclosures;Electric mains;Electric power systems;Electric shocks;Electrical accidents;Electrical appliances;Electrical engineering;Electrical equipment;Electrical medical equipment;Electrical protection equipment;Electrical safety;Electrically-operated devices;Electromagnetic compatibility;Electromedicine;Electrostatics;EMC;Enclosures;Environmental conditions;Equipment;Equipment safety;Explosion protection;Fire safety;General conditions;Graphic symbols;Hot-mandrel;Impact testers;Inspection;Instructions for use;Insulating enclosures;Insulations;Leakage paths;Letterings;Lists;Marking;Measurement;Mechanical safety;Medical equipment;Medical radiology;Medical sciences;Medical technology;Occupational safety;Operational instructions;Protection coverings;Qualification tests;Radiation protection;Safety;Safety devices;Safety engineering;Safety regulations;Safety requirements;Safety signs;Specification;Strength of materials;Surveys;Symbols;Temperature;Test atmospheres;Test equipment;Testing;Testing conditions;Testing voltages;Transformers

中文主题词事故预防；麻醉学；球压试验；防护等级；分类；分类系统；清除；色码；设计；测定；词典；尺寸；文献；接地导线；接地；电接触保护；电气外壳；电力干线；电力系统；电击；电气事故；电气器具；电气工程；电气设备；医用电气设备；电气保护设备；电气安全；电驱动装置；电磁兼容性；电医学；静电学；外壳；环境条件；设备；设备安全；防爆；防火安全；一般条件；图形符号；热卷筒；冲击试验器；检验；使用说明；绝缘外壳；绝缘；漏电路径；文字书写；表；作标记；测量；机械安全；医疗设备；医学放射学；医学科学；医疗技术学；职业安全；保护覆盖层；合格试验；辐射防护；安全；安全装置；安全工程；安全规则；安全要求；安全标志；规范；材料强度；调查；符号；温度；试验大气环境；试验设备；试验；试验条件；试验电压；变压器

This machine is also a special facility of electric power and industrial enterprises for treatment of various insulation oils including non-conformable transformer oil, mutual inductor oil and circuit breaker oil, as well as a best choice for vacuum oiling of power equipment and drying of moisture of power equipment.

这也是一种特殊机器设备和电力工业企业各种绝缘油治疗包括非打法变压器油、油断路器、互感器油、以及最佳选择注油权力真空干燥设备和电力设备水分。

This machine is also a special facility of electric power and industrial enterprises for treatment of various insulation oils including non-conformable transformer oil, mutual inductor oil and circuit breaker oil, as well as a best choice for vacuum oiling of power equipment and drying of moisture of power equipment.

这也是一种特殊机器设备和电力工业企业包括治疗各种绝缘油非打法变压器油、互感器油、油断路器、以及最佳选择注油权力真空干燥设备和电力设备水分。

Power transformer has a very significant influence to power system, enterprise's production and people's life.

变压器作为电力系统中非常复杂而且非常重要的设备，其工作状态对电力系统、企事业单位生产及居民生活具有十分重要的影响。

Power transformer, one of the most important devices, has a very significant influence to the security and stability of power system.

变压器是电力系统的重要元件之一，其工作状态对电力系统能否正常安全可靠地运行具有十分重要的影响。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。