保定绝缘件生产加工厂

常用变压器的种类

Types of common transformers

(1)按相数分：

(1) according to the number of phases:

(1)单相变压器：用于单相负荷和三相变压器组。

(1) single-phase transformer: for single-phase load and three phase transformer unit.

(2)三相变压器：用于三相系统的升、降电压。

(2) three phase transformer: it is used for the rise and fall of the three-phase system.

(2)按冷却方式分：

(2) according to the way of cooling:

(1)干式变压器：依靠空气对流进行冷却，一般用于局部照明、电子线路等小容量变压器。

(1) dry transformer: cooling by air convection, generally used for local lighting, electronic circuits and other small capacity transformers.

(2)油浸式变压器：依靠油作冷却介质、如油浸自冷、油浸风冷、油浸水冷、强迫油循环等。

(2) oil immersed transformer: oil as cooling medium, such as oil immersion self cooling, oil soaked air cooling, oil immersion cooling, forced oil circulation and so on.

(3)按用途分：

(3) according to use:

(1)电力变压器：用于输配电系统的升、降电压。

(1) power transformer: it is used for the rise and fall of the transmission and distribution system.

(2)仪用变压器：如电压互感器、电流互感器、用于测量仪表和继电保护装置。

(2) an instrument transformer, such as a voltage transformer, a current transformer, a measuring instrument and a relay protection device.

(3)试验变压器：能产生高压，对电气设备进行高压试验。

(3) test transformer: high pressure can be produced and high pressure test for electrical equipment is carried out.

(4)特种变压器：如电炉变压器、整流变压器、调整变压器等。

(4) special transformer, such as electric furnace transformer, rectifier transformer, adjustment transformer and so on.

(4)按绕组形式分：

(4) according to the form of windings:

(1)双绕组变压器：用于连接电力系统中的两个电压等级。

(1) double winding transformer: used to connect two voltage levels in the power system.

(2)三绕组变压器：一般用于电力系统区域变电站中，连接三个电压等级。

(2) three winding transformers: generally used in power system regional substations, connecting three voltage levels.

(3)自耦变电器：用于连接不同电压的电力系统。也可做为普通的升压或降后变压器用。

(3) a autotransformer: a power system used to connect different voltages. It can also be used as a common boost or descending transformer.

(5)按铁芯形式分：

(5) according to the form of iron core:

(1)芯式变压器：用于高压的电力变压器。

(1) core transformer: power transformer for high voltage.

（2）非晶合金变压器：非晶合金铁芯变压器是用新型导磁材料，空载电流下降约80%，是目前节能效果较理想的配电变压器，特别适用于农村电网和发展中地区等负载率较低的地方。

(2) amorphous alloy transformer: amorphous alloy core transformer is a new type of magnetic material, and the no-load current is reduced by about 80%. It is an ideal energy-saving distribution transformer at present, especially for rural power grid and developing areas.

(3)壳式变压器：用于大电流的特殊变压器，如电炉变压器、电焊变压器；或用于电子仪器及电视、收音机等的电源变压器。

(3) shell transformer: special transformer for large current, such as electric furnace transformer, electric welding transformer, or power transformer for electronic instrument, TV and radio.