Dry type transformer supplier from China


Posted On Feb 19 2024

Cut to length production line manufacturer factory by Canwin: Power quality plays a crucial role in the performance and longevity of distribution transformer substation. Poor power quality can lead to increased losses, reduced efficiency, and shorter equipment lifespan. Therefore, effective strategies for power quality management are indispensable for the optimal operation of distribution transformers. Harmonic currents, particularly those of higher frequencies, can significantly affect the performance of transformers. These currents are produced by non-linear loads such as computers, variable speed drives, and certain types of lighting systems, causing distortions in the sinusoidal waveform of the electrical supply. Read even more details at dry type electrical transformers manufacturers.

Oil immersed transformers are the most commonly used equipment mainly because of their simple structure and reliable operation. It has faster heat dissipation, uniform conduction, and better insulation performance than the dry-type transformer.Oil transformers are used in power distribution or electrical substations. Their transformer core and coils are immersed in oil, which cools and insulates. Oil circulates through ducts in the coil and around the coil and core assembly, moved by convection.

A transformer coil winding machine is an intricate piece of machinery with an essential role in the manufacturing of transformers, combining modern technology and meticulousness to create high-quality products efficiently. The process starts with the feeding of copper wire into the machine, which passes through a line-up of calibrations guides and tensioners designed to secure alignment and prevent damage. An automated system then causes rotation, gradually looping copper wire around the transformer coil. A computerized system oversees variables such as speed, pitch control, layer count and insulation thickness for consistent turns. Moreover, for distinct transformer models or designs, these machines can be fitted with extra features such as automatic lead cutting and tapping mechanisms for increased versatility and productivity.

Why does the current source inverter need a larger transformer capacity? Current source inverter is a common type of inverter. Its control method adopts current loop control, which has the advantages of high precision and strong adaptability, and is widely used in industrial production. Due to the working characteristics of the current source inverter, a large transformer capacity is required for the following reasons: The current source inverter adopts the intermediate inductance: the current source inverter adopts the intermediate inductor, which can realize the phase difference between the output voltage and the current, so as to realize the frequency conversion control. However, since the intermediate inductor needs to withstand large current and voltage, it is necessary to select a transformer with a larger capacity to ensure the normal operation of the inductor.

Laser welding machine is an efficient and precise welding method using high energy density laser beam as a heat source. Laser welding is one of the important applications of laser material processing technology. It mainly used for welding thin wall material and low speed in the 1970 s. The welding process is thermal conduction, i.e. the laser radiation heating surface, the surface heat to the internal diffusion through heat conduction, by controlling the width of laser pulse, energy, peak power and repeating frequency, parameters such as melting of components, to form specific molten pool. Because of its unique advantages, it has been successfully used in precision welding of micro and small parts.As one of the best laser welding machine manufacturers in China, Canwin specialized in handheld laser welding machine and wholesale fiber laser welding machine making for over 20 years.

The trademark “CANWIN” has won the title of the famous trademark of the international electrotechnical association and the trademark CANWIN CNC” has been recognized as a high -end manufacturing brand in China. We has been judged as Guangdong province enterprise that strictly contracts and keeps promises” and won the honor of”excellent supplier of Chinese electrical equipment” successively. The company has a number of national patents, and won the Guangdong provincial department of science and technology major project award the first set of domestic new products award; The company is a key enterprise in the field of electric power electrical equipment manufacturing in China, and a core professional equipment supplier of state grid, China southern power grid and many listed companies in the electric power industry. Its products are exported to countries and regions in Asia, Africa, Latin America, Europe and the United States.

As one of the best electrical equipment manufacturers & suppliers in China,Canwin specialized in transformer electrical equipment, our electrical equipment including cut to length lines, slitting lines and foil winding machines manufacturing.Electrical equipment mainly used as the iron core of various motors, generators and transformer equipment.Electrical equipment manufacturers and suppliers are currently focusing on sustainability, as global power grids must be updated to accept new forms of renewable energy, as well as IoT and enhanced communications platforms. Regardless of the specific application, electrical equipment is paired with detailed instructions for installation & maintenance and is supported by customer support services to ensure that the machine works as intended.

As a result of mutual inductance, a transformer produces a transformed voltage or current when the magnetic flux produced by one winding (primary winding) links with another winding (secondary winding). There is a magnetic coupling between these two windings, and they are electrically isolated. In addition, magnetic reluctance is also known as opposition to magnetic flux flow. If, for example, the magnetic flux produced by a primary winding passes through air or any nonferrous material in order to reach a secondary winding in a transformer, it would result in a reduction in magnetic flux. Due to the high reluctance of air or nonferrous materials, it will reduce magnetic flux. See extra information at https://www.canwindg.com/

The main pillar of the smart grid is the smart substation, which is not only an important hub for power transmission and distribution, but also directly affects the operational and monitoring capabilities of the smart grid through its operational safety and stability. Through the network, information can be exchanged, and the transformer can share information with the process layer and the station control layer. On the premise of ensuring product performance, the integration of monitoring, control, measurement, protection, and metering is designed to achieve the integration of transformer components with actuators, sensors, and transformers.

Dry-type transformers are widely used in local lighting, high-rise buildings, airports, dock CNC machinery and equipment, etc. Simply put, dry-type transformers refer to transformers whose iron cores and windings are not impregnated with insulating oil. The relevant technical parameters of dry-type transformers include: Rated capacity (kVA): The capacity that can be delivered during continuous operation at rated voltage and rated current. Rated voltage (kV): The working voltage that a transformer can withstand during long-term operation.

Insulation level: The insulation level of a transformer refers to the insulation performance of the transformer at the time of design. For example, a 220kV transformer means that the designed insulation voltage of the transformer is 220 kV. Cooling method: The cooling method of the transformer refers to the heat dissipation method of the transformer. For example, transformers can dissipate heat through natural cooling, forced air cooling, or forced water cooling. To sum up, the rated value on the transformer nameplate refers to some important electrical parameters and performance indicators of the transformer, which is of great significance for the selection, installation and operation of the transformer.

Last Updated on: February 26th, 2024 at 1:15 pm, by


Written by Patrick Moreau