Specializing in the design and manufacture of automotive motor armatures and stators.

Jinzhou Hanhua passed the ISO45001 new version occupational health and safety management system audit

Release Time：

2022-02-22

　　From September 2nd to 4th, TÜV SÜD conducted a changeover audit of the new version of the ISO45001:2018 Occupational Health and Safety Management System and a surveillance audit of the ISO14001:2015 Environmental Management System for Hanwha Corporation. The audit lasted two and a half days, and Hanwha Corporation successfully passed.

10-09

2022

What are the components of a fuel pump armature?

In an automotive engine's electric fuel pump, the armature (also called the rotor) is a crucial component. Theoretically, a fuel pump's lifespan can reach thousands of hours; however, due to wear and tear, its actual lifespan is significantly reduced to only hundreds of hours. The primary cause of this reduced lifespan is the severe damage caused by fuel corrosion and other effects on the armature. A current market solution involves applying an insulating layer to the fuel pump armature using a spray coating process. Generally, the spray powder is applied to the armature shaft and metal sheets to form an injection-molded insulating layer, typically an epoxy resin layer created through electrostatic spraying. However, this structure presents significant safety hazards. Uneven thickness in the spray coating during the process may lead to high-voltage breakdown of the insulating layer. Furthermore, the spray powder may dissolve in methanol, ethanol, diesel, or other fuels, causing fuel pump failure. Therefore, the insulating layer of existing fuel pump armatures using spray coating technology cannot guarantee the safe operation of the fuel pump, and the lifespan remains too short. Fuel pump armatures are divided into two types: DC armature windings and AC armature windings. They are used for DC and AC respectively. The armature includes the armature core and the armature windings.

09-22

2022

Basic knowledge of fuel pump armature

The fuel pump armature is a key component in the motor that enables the mutual conversion between mechanical and electrical energy. For generators, it is the component that generates electromotive force. Below is some basic knowledge about fuel pump armatures. The fuel pump armature is the part of the motor that contains the coil, and the coil moves relative to the magnetic field. In a generator, it generates induced electromotive force in the coil, and the coil rotates under force to generate electricity. In a motor, the energized coil is subjected to Ampere force in the magnetic field, causing it to rotate in the magnetic field. In fact, in the mid-19th century, the term was used for inductors, i.e., the support of magnets. Since everyone will use fuel pump armatures, you need to know that the components of an alternator or related equipment can be represented mechanically or electrically. Although these two sets of terms are clearly separate, they are often used interchangeably, or a combination of mechanical and electrical terms is included. Confusion may arise when using composite machines such as brushless alternators, or when talking between people accustomed to using differently configured machines. In fact, in most fuel pumps, the magnetic field rotates and is part of the rotor, while it is stationary and part of the stator. The fuel pump armature is generated by excitation. In power generation and motor modes

09-16

2022

Starter armature: What is an armature?

The starter armature manufacturer states that in the process of realizing the mutual conversion of mechanical energy and electrical energy, the motor plays a key and crucial role. For a generator, it is the component that generates electromotive force, such as the rotor in a DC generator and the stator in an AC generator; for a motor, it is a component that generates electromagnetic force, such as the rotor in a DC motor. The starter armature manufacturer states that the armature is the relative motion of the coil relative to the magnetic field of the coil-carrying component in the motor. In a generator, an induced electromotive force is generated in the forced rotating coil to generate electricity. In a motor, the energized coil is subjected to the Ampere force in the magnetic field, causing it to rotate in the magnetic field. In the mid-19th century, the term "armature" was early used for inductors, i.e., holders of magnets. The starter armature manufacturer states that part of an AC generator or related equipment can be represented by any mechanical or electrical aspect. Although these two sets of terms are clearly separated, they are often used interchangeably, or a combination of mechanical and electrical terms is included. This can cause confusion when using composite motors such as brushless AC generators, or when talking to people accustomed to using different configurations of motors. In most generators, the field magnet is rotating and is part of the rotor, while the armature is stationary.

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