12kw 600rpm 220V 60hz Single Phase Permanent Magnet Generator
Product Drawing
Technical Parameter
| No. | Parameter | Units | Data |
| 1 | Rated output power | KW | 12 |
| 2 | Rated speed | RPM | 600 |
| 3 | Rated output voltage | VAC | 220 |
| 4 | Rated current | A | 53 |
| 5 | Rated frequency | HZ | 60 |
| 6 | Poles | | 12 |
| 7 | Efficiency at rated speed | | ＞92.2% |
| 8 | Winding type | | Y |
| 9 | Insulation resistance | | 20 MΩ |
| 10 | Insulation | | H class |
| 11 | Rated torque | Nm | 145 |
| 12 | Start torque | Nm | ＜3.6 |
| 13 | Temperature rise | °C | 90 |
| 14 | Weight | Kg | 165 |
Detailed Pictures
What is the permanent magnet generator?
A permanent magnet generator (PMG) is an electric generator that
uses permanent magnets to create a magnetic field. The magnetic
field is used to induce a voltage in a coil of wire that is
connected to the generator. This voltage is then used to power
electrical devices or to store energy in batteries.
The structure
The design of a PMG is relatively simple. It consists of a rotor,
stator, and permanent magnets. The rotor is a rotating shaft that
contains permanent magnets. The stator is a stationary component
that surrounds the rotor and contains the coils of wire. When the
rotor spins, the magnetic field created by the permanent magnets
cuts across the coils of wire in the stator, inducing a voltage.
Working Principle
The magnetic field theory is the fundamental principle behind the
operation of a PMG. It states that a magnetic field is produced
around a magnetic material, such as a permanent magnet, when it is
subjected to an electric current. The strength of the magnetic
field is directly proportional to the magnitude of the electric
current flowing through the material.
The direction of the magnetic field is determined by the direction
of the electric current. The magnetic field lines form a closed
loop around the magnetic material, and the strength of the magnetic
field decreases with distance from the material.
A PMG consists of a rotor, which is a rotating shaft, and a stator,
which is a stationary component. The rotor is made up of a
permanent magnet, which produces a magnetic field around it. The
stator consists of a set of coils, which are wound around a
magnetic core.
When the rotor rotates, the magnetic field produced by the
permanent magnet interacts with the magnetic field produced by the
coils in the stator. This interaction induces an electric current
in the coils, which is then converted into electrical energy.
The strength of the electrical energy produced by the PMG is
directly proportional to the strength of the magnetic field
produced by the permanent magnet and the speed of rotation of the
rotor. The faster the rotor rotates, the higher the frequency of
the electrical energy produced.
In summary, the magnetic field theory is the fundamental principle
behind the operation of a PMG. The interaction between the magnetic
field produced by a permanent magnet and the magnetic field
produced by a rotating shaft generates electrical energy, which can
be used for various applications.
Features
① The generator has many poles, which improve the frequency and
efficiency, saving the cost of rectifiers and inverters.
② Finite Element Analysis is used when designing the generator,
compact structure. Low startup torque, solves the problem of small
wind startup, improving wind energy utilization.
③ Leave out the gear increaser, improve the reliability and
efficiency of the generator, and lower the amount of maintenance.
④ H class insulation, vacuum pressure impregnation.
⑤ Have many structures such as vertical axis, horizontal axis,
internal rotor, external rotor, and plate type.
⑥ Strong rotors, the generator could achieve high speed.
⑦ Small size, lightweight, high energy density, suitable for
special situations.
⑧ Run efficiency throughout the whole speed range, high efficiency.
⑨ Use imported high-speed oil-contained bearings, maintenance free,
and high reliability.
⑩ The parameters like voltage, speed, and power can be customized.
The shape can be changed. Spline shaft, biaxial extension, and
flange can be used.
Application
PMGs are used in a variety of applications, including wind
turbines, hydroelectric dams, and wave energy converters. They are
particularly useful in situations where it is difficult or
impossible to connect to a power grid, such as remote locations or
offshore installations.
Advantages
One of the advantages of PMGs is that they do not require an
external power source to generate electricity. This makes them
ideal for off-grid applications where a reliable source of
electricity is needed. In addition, PMGs are relatively
low-maintenance compared to other types of generators, as they do
not require brushes or other components that wear out over time.
Another great thing about permanent magnet generators is that you
do not need to spend a lot of time and money on maintenance work.
Just install it and wait there expecting it to make money for you!
Permanent magnets have speeded up the development of wind turbines
by allowing engineers to mount brackets on walls without drilling
or welding anything. Some turbine manufacturers ingeniously use
magnetic mounting systems to attach wall mounts and other vital
materials to the turbine wall, and strong rare earth metals such as
neodymium magnets are an excellent choice for such applications.
