Motor Encyclopedia: DC generator working principle

2016-04-07 14:58|6019 view

What is the working principle of the DC generator? Is the armature coil in the induction of alternating electromotive force, by reversing the role, so that from the end of the brush into the DC power. Direction of induction electromotive force accord...[more]

Cause and improvement measure of pole winding of DC motor

2015-09-10 09:08|6398 view

1 the impact of the electric machine is big and the elasticity of the electric motor is strengthened. 2. A hard link to the line broken, use braided soft wire or cable connection, with leech nail and fastened connection, to reduce operation when ...[more]

Cause and treatment method of grounding of DC motor pole winding

2015-09-09 09:00|6571 view

1 transmission gear mesh is not good, the motor produces high frequency impact vibration, the coil is subjected to a lot of power. Remove the motor repair, should ensure that the original gear meshing. Replacement must be grouped together for. 2 ...[more]

How to check the grounding fault of the armature winding of the DC motor?

2015-09-08 08:36|6980 view

The armature winding grounding fault, is generally a notch or commutator internal breakdown breakdown, and the winding end of bracket breakdown. Commonly used inspection methods are as follows: 1 measurement of the pressure between the chip. The volt...[more]

Application of DC brake application, principle and setting

2015-08-07 09:05|6499 view

The DC motor operating conditions: The altitude is not more than 1000m. Ambient temperature is not more than 40 DEG C; working environment not due to acidic, alkaline or other corrosive gases on the insulation; motor by static rectifying power supply...[more]

2015-07-23 16:37|8747 view

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同步电机与异步电机，其差别的具体分析

2015-07-23 16:34|9089 view

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The classification of Wannan motor DC motor main excitation mode

2015-07-06 09:06|7508 view

The excitation mode of DC motor is the problem of how to establish the main magnetic field in the field of excitation winding, which generates the excitation flux. According to the different excitation mode, the DC motor can be divided into the f...[more]

Anhui Wannan Electric Co., brushless DC motor rotor.

2015-07-03 09:11|6596 view

The motor rotor is the rotating part of the motor. The motor is composed of two parts of the rotor and the stator, which is used to realize the electrical energy and mechanical energy and mechanical energy and electrical energy conversion device. Motor ...[more]

Teach you how to check the motor in DC motor stator polarity

2015-06-27 09:08|7947 view

1. Reversing polarity pole, a main pole to pole armature rotation direction should be accord with the following relations, DC motor: the main pole n > commutated n > main pole s; DC generator: main pole n > commutating pole s, master s ...[more]

Control principle and working principle of DC motor

2015-05-22 09:05|7938 view

Control principle Brushless DC brush motor control principle, to let the motor rotation, first control unit must according to Hall sensor induction motor rotor position, and then in accordance with the stator winding decided to open (or close) conver...[more]

Starting and performance of DC motor

2015-05-21 10:06|7694 view

In order to limit the starting current, often in the armature circuit on specially designed variable resistor, in starting process with the speed rising step by step in a timely manner the piecewise resistance short circuit, the starting current limit i...[more]

Main classification of DC motor

2015-05-20 09:05|4409 view

Excitation mode Shunt DC motor And the shunt wound DC motor excitation winding and the armature winding are connected in parallel, as a shunt generator, motor terminal voltage excitation winding power supply; as a shunt motor, excitation winding a...[more]

The basic principle of permanent magnet brushless DC motor

2014-12-10 09:05|11614 view

Permanent magnet brushless DC motor is composed of one or more pieces ofpermanent magnet DC motor magnetic field is established, he excited DC motor and its performance is similar to constant excitation current, armature voltage can beconveniently by ch...[more]

Classification and application of permanent magnet brushless DC motor

2014-12-08 09:02|4874 view

A stator of the brushless DC motor is provided with fixing the main pole and the brush,the rotor is installed on the armature winding and commutator. DC power supply ofelectrical energy into the armature winding through the brush and commutator,produce ...[more]

The basic structure of DC motor

2014-12-04 09:10|4117 view

DC motor is able to direct current electrical energy into mechanical energy (DC motor)or to convert mechanical energy into electrical energy (DC DC generator) rotary motor. It is able to achieve DC motor of electric energy and mechanical energy to conve...[more]

What are the two major characteristics of DC micro motor

2014-09-14 17:25|4809 view

1 micro DC motor has a characteristic is the motor according to the load size,automatic speed reduction, to achieve maximum starting torque. The point of AC motoris difficult. In addition, the DC motor is easier to absorb the size of the load mutation,t...[more]

How to check the DC motor stator pole polarity

2014-09-14 17:24|4119 view

The shunt winding, for he winding, series excited DC motor series field winding,compound wound DC motor in the compound winding polarity check, the magnetic pole can be connected in series, and then through the DC power supply, measuring the polarity in...[more]

Microchip brush DC motor control scheme

2014-09-14 17:23|4206 view

Brush DC motor reversing through the brush. The following are some key points about the brush DC motor: Typical rotor (i.e. armature) on winding, and in the end is connected with acommutator The electric brush and the reversing part of connection ...[more]

Jiang Lu pitch permanent magnetic DC motor to catch a ride

2014-09-14 17:23|4798 view

Recently, China North Industries Group Corporation Jiang Lu Electromechanical groupspecial electric company following the R & D output SY3900 and SY3900A pitchpermanent magnet DC motor, and successfully developed the SY3500A pitchpermanent magnetic ...[more]