Multipolar electric power generator with magnet compensation

FIELD: electricity.

SUBSTANCE: invention is related to the area of electric engineering, and namely to electromechanical induction synchronous AC generators. The generator comprises a stator frame with stationary energy-generating elements fixed along the rotor circumference, a multipolar rotor installed so that it may be rotated around its axis. The rotor comprises the preset quantity of permanent magnets mounted along the rotor circumference with a gap in regard to the stator energy-generating elements. The generator comprises also a single-reduction gear unit. Diameter of driving pinion of the reduction gear unit corresponds to the rotor diameter while its idler is fixed at the rotor axis. The stator energy-generating elements are not placed continuously along the rotor circumference, but symmetrically and separately from each other, at that diametrically opposite elements form their own pair, and these pairs of the energy-generating elements are shifted in regard to its other with the preset pitch along the rotor circumference.

EFFECT: development of a small-size generator with high output power.

2 cl, 1 dwg

 

Electric power generator multi-pole magnetocapacitance (hereinafter - the Generator, the invention, the technical solution refers to electrical engineering, namely the Electromechanical induction synchronous generators of an alternating electric current.

Can be used in the production of small electric power generators, driven by muscle power of the operator and used for rapid recharging batteries of variety of portable electronic devices (mobile phone, portable radio, satellite navigation device, data collection device, etc.) in field conditions in the absence of other sources of electrical energy.

A device of similar purpose - low-speed single-phase electric power generator with a disk rotor with permanent magnets(http //imiab narod ru/Energy/Gen_18_19/Gen_18_19. htm)adopted for the closest analogue (prototype). This generator is characterized by the following features (bold features that coincide with features of the claimed invention):

- square steelthe stator, which is the base (body) of the generator;

-coils located on the stator motionlessin the form of a closed circle;

- coil is presented in the form of cylindrical solenoids with became�governmental core;

-coils of the generator are connected in electrical circuitseries;

- centerstator (base generator) fixed bearing, which is inserted in the axis of the rotor;

-the rotor is a mounted on the axis of the steel disk;

-magnets attached to the rotorwith the use of gaskets;

-the magnets are permanent, with alternating directions of magnetization;

the magnets are axially magnetized disks composition of neodymium-iron-boron.

The disadvantages of the above electric generator are:

1) a large mass and dimensions of the generator using a low value output power;

2) effect of "sticking" hand crank generator at the beginning of its rotation by the operator out of dormancy caused by the attraction of the cores of the coils to the magnets of the rotor (this entails the need in the original application by the operator considerable muscular power, as a result of its more rapid physical fatigue).

Technical purpose (task) of the claimed invention is to eliminate both of the above drawbacks of the electric power generator by changing the design of individual elements of the unit.

The technical result of the claimed invention represents a significant output power e�of intragenerational (not less than 8 watts) while reducing (reduction) weight and size characteristics of the generator, and decrease (reduction) of the so-called effect of "sticking" hand crank generator at the beginning of its rotation by the operator from dormancy, as well as ensuring total ease of rotation of the arm in General.

The task is achieved in that in the Generator, comprising a housing-stator mounted thereon along the circumference of the rotor stationary power generation elements of a predetermined number (the anchor), a multi-pole rotor mounted rotatably around its axis (inductor) containing a predetermined number of permanent magnets arranged along the circumference of the rotor with a gap relative power generating stator elements, one-stage gear,first of all,the leading gear reducer diameter corresponds to the diameter of the rotor and the slave sestrenka reducer fixed on the rotor axis,secondly.energy generating elements of the stator are not a full circle along the circumference of the rotor and symmetrically and separately from each other, diametrically opposite generating elements form its every pair and data pair of energy generating elements are displaced relative to each other with a specified spacing along the circumference of the rotor(bold essential features of the invention, distinguishing it from the prototype). It is with this�okupnost signs Generator, provides obtaining the claimed technical result.

Currently manufactured prototype Generator, which with a weight of 300 g and the geometrical dimensions corresponding to a normal pack of cigarettes, has an output power of about 8 watts. The invention is characterized in this particular case, his execution by the features specified in the preceding paragraph, in conjunction with the following characteristics:

1) the ratio of the number of teeth of the driven and driving gears of the gear of the Generator is equal to 1:12;

2) the rotor of the Generator is made in the form of a flat steel disc mounted inside the housing-stator on the bearing;

3) energy generating elements made in the form of coils of the same size, their cores have a horseshoe shape, wherein each pair of energy generating elements included in the circuit through its own rectifier of electrical current by connecting the outputs of these rectifiers with each other to obtain the desired values of output voltage and current of the generator.

The drawing shows a General view of the structural layout of the Generator (side view).

The claimed technical solution consists of a housing-stator (not shown), the power generating element 1, the rotor (inductor) 2, reducer (shown in part leading 3 and slave 4 gears), �of prameela electric current 5 and device switching outputs of the rectifiers 6.

The housing-stator (not shown) is a hollow metal box of rectangular cross section, which forms the basis for the Assembly of all parts of the Generator into a single unit. Contains installed inside the stationary bearing for mounting the rotor axis 2.

Energy generating elements 1 function of the armature of the Generator. Fixedly mounted on the housing of the stator along the circumference of the rotor 2, but not a full circle and symmetrically and separately from each other, diametrically opposite generating elements 1 form every his pair, and these pairs are offset from each other with a specified spacing along the circumference of the rotor 2. Made in the form of coils of the same size, their cores have a horseshoe shape. Their symmetrical arrangement with respect to each other provides the geometric symmetry of the constructive scheme of the Generator and the mutual compensation of the force of attraction of the poles of the permanent magnets 7 to the power generating elements 1 and minimises vibration during operation of the Generator.

The rotor 2 performs the function of the inductor Generator and its flywheel. Is a multipolar, because it contains a predetermined number of permanent magnets 7 with alternating poles along its circumference with a gap relative energy generating elements 1. Installed inside�ri housing-stator for rotation around its axis, made in the form of a flat steel disc.

The gearbox (shown in part leading 3 and slave 4 gears) - single-stage acceleration type, with a leading gear wheel 3 diameter corresponds to the diameter of the rotor 2, and slave sestrenka 4 fixed to the axis of the rotor 2. Has a relatively small gear ratio being in the range of 10 to 14.

The electric current rectifiers 5 - full-wave rectifier diode of known construction, is fixedly installed inside the housing (stator). Their number equals the number of pairs of energy generating elements 1.

Device switching outputs of the rectifiers 6 is a device of known construction, is fixedly mounted inside the housing (stator). Allows to sum the output voltages or output currents of the Generator in the specified values.

The invention operates as follows: the operator directly affects his muscle power to drive the handle of a Generator (not shown). This effort by leading 3 and slave 4 gears of the gear of the Generator is transmitted to the rotor 2, which starts to rotate at a given frequency.

When the rotor 2, a magnetic flux that permeates the air gap between the permanent magnets 7 and the power generation element 1 and generates the last variable�Yu electromotive force.

Arisen induction electric current flows from the power generating element 1 to the electric current rectifiers 5 and by means of a switching unit of the rectifier output 6 of the received electrical power of the Generator is given to the consumer.

1. Electric power generator multi-pole magnetocapacitance, comprising a housing-stator mounted thereon along the circumference of the rotor stationary energogeneriruyuschimi elements of a predetermined number, the multi-pole rotor mounted rotatably around its axis, containing a predetermined number of permanent magnets arranged along the circumference of the rotor with a gap relative power generating stator elements, single stage gearbox, characterized in that the leading gear reducer diameter corresponds to the diameter of the rotor, the driven gear of the gear fixed on the axis of the rotor, the generating elements of the stator are not a full circle along the circumference of the rotor and symmetrically and separately from each other, in this case diametrically opposite generating elements form its every pair and data pair of energy generating elements are displaced relative to each other with a specified spacing along the circumference of the rotor.

2. Electric power generator multi-pole magnitnogo�passerovannye according to claim 1, characterized in that the ratio of the number of teeth of the driven and driving gears of the gearbox is 1:12, the rotor is constructed in the form of a flat steel disc mounted inside the housing-stator on the bearing, the power-generating elements are in the form of coils of the same size, their cores have a horseshoe shape, wherein each pair of energy generating elements included in the circuit through its own rectifier of electrical current by connecting the outputs of these rectifiers with each other to obtain the desired values of output voltage and current of the generator.



 

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FIELD: electricity.

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FIELD: engines and pumps.

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EFFECT: increased output capacity of a synchronous generator with preservation of its dimensions.

2 cl, 3 dwg

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