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Single-Cylinder,Air-Cooled Diesel Generator-Diesel generators
<1> Overview of generator
A generator is a mechanical device that converts other forms of energy into electrical energy. It is driven by a water turbine, steam turbine, diesel engine or other power machinery, and converts the energy generated by water flow, air flow, fuel combustion or nuclear fission into mechanical energy and transmits it to the generator. Converted to electrical energy by a generator. Generators are widely used in industrial and agricultural production, national defense, science and technology and daily life. the
There are many forms of generators, but their working principles are all based on the law of electromagnetic induction and the law of electromagnetic force. Therefore, the general principle of its construction is: use appropriate magnetic and conductive materials to form magnetic circuits and circuits that conduct electromagnetic induction with each other, so as to generate electromagnetic power and achieve the purpose of energy conversion.
<2> The classification of generators can be summarized as
follows:
Generator points: DC generator and AC generator
Alternator points: synchronous generator and asynchronous generator
(rarely used)
Alternators can also be divided into single-phase generators and
three-phase generators. the
<3> Generator structure and working principle
Generators are usually composed of stators, rotors, end covers,
bearings and other components. the
The stator is composed of stator core, wire wrap winding, frame and
other structural parts that fix these parts. the
The rotor is composed of rotor core (or magnetic pole, magnetic
yoke) winding, guard ring, center ring, slip ring, fan and shaft
and other components. the
The stator and the rotor of the generator are connected and
assembled by the bearing and the end cover, so that the rotor can
rotate in the stator and do the movement of cutting the magnetic
force line, thereby generating an induced potential, which is drawn
out through the terminal and connected to the circuit to generate a
current.
Working principle of diesel generator
The diesel engine drives the generator to convert the energy of the
diesel into electricity. the
In the cylinder of the diesel engine, the clean air filtered by the
air filter is fully mixed with the high-pressure atomized diesel
sprayed from the fuel injector. Under the upward extrusion of the
piston, the volume shrinks and the temperature rises rapidly to
reach the ignition point of diesel. When the diesel oil is ignited,
the mixed gas burns violently, and the volume expands rapidly,
pushing the piston down, which is called 'work'. The cylinders
perform work in a certain order, and the thrust acting on the
piston becomes the power to drive the crankshaft through the
connecting rod, thereby driving the crankshaft to rotate. the
If the brushless synchronous alternator is coaxially installed with
the crankshaft of the diesel engine, the rotation of the diesel
engine can be used to drive the rotor of the generator. Using the
principle of 'electromagnetic induction', the generator will output
an induced electromotive force, and a current can be generated
through a closed load circuit. .
Only the most basic working principle of the generator set is
described here. In order to obtain usable and stable power output,
a series of diesel engine and generator control, protection devices
and circuits are also required.
Power series | 6.5KW diesel generator set M8000K | ||
Model | |||
Frequency | 50 | ||
Cont.AC output | KW | 6.5KW | |
Max.Ac output | KW | 6KW | |
Voltage(A.C) | 230/400 | ||
Type | Self excitation,constant voltage,field rotating,2 pole generator | ||
Stator size | φ190*148 | ||
Phase | Single phase/3-phase | ||
Power factor | c 1.0/0.8 | ||
Insulation | H(定子/转子 Stator/rotor) | ||
Type | Single-Cylinder,Vertical 4-Cycle,Air-cooled diesel | ||
Model | 186FA | ||
Bore×stroke | 86*72 | ||
Displacement | 418 | ||
Starting system | 电起动 Electric starter | ||
Lube oil capacity | 1.65 | ||
Lubrication oil | CF grade or higher(SAE10W/30,SAE15W/40) | ||
Fuel oil | Diesel fuel (BS 2869 A1 or A2) | ||
Fuel tank capacity | 8 | ||
Noise level at 7m | dB(A) | 87~90 | |
Packing dimensions (L×W×H) mm | 720*500*620 | ||
N.W/G.W | 105 | 108 |