CN102647066A - Electromagnetism and biradial permanent magnet mixed excitation generator - Google Patents
Electromagnetism and biradial permanent magnet mixed excitation generator Download PDFInfo
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- CN102647066A CN102647066A CN2012101181946A CN201210118194A CN102647066A CN 102647066 A CN102647066 A CN 102647066A CN 2012101181946 A CN2012101181946 A CN 2012101181946A CN 201210118194 A CN201210118194 A CN 201210118194A CN 102647066 A CN102647066 A CN 102647066A
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Abstract
The invention provides an electromagnetism and biradial permanent magnet mixed excitation generator, belonging to the technical field of an electrical appliance of a motor of an automobile. The excitation generator consists of rotors, a stator, a front end cover, a rear end cover and a rectifier, wherein the permanent magnet rotor and the brushless electrically-excited rotor are arranged on a shaft and commonly adopt one armature winding, a generated magnetic field is formed through combination in parallel connection in an air gap of the generator, and the magnetic field formed by combining a permanent magnetic field and an electrically-excited magnetic field in the air gap of the generator is changed through regulating the size and the direction of the current passing the electrically-excited rotor, so as to ensure that the generator can output the direct current with stable voltage under the conditions of variable rotation speed and variable loads, thereby supplying electrical energy for electric equipment of the automobile.
Description
Technical field
The present invention provides a kind of electromagnetism and biradial permanent magnetism hybrid excitation generator, belongs to the electric motor of automobile technical field of electric appliances.
Background technology
Auto industry is the sign of modern industry; It is the leading industry of the national economic development; Various aspects in industrial and agricultural production, communications and transportation and human being's production life all play indispensable effect, and with the generator of automobile accessories use, it is little that ubiquity power output at present; Generating efficiency is low, can not satisfy user's instructions for use.Patent of invention like Chinese patent communique bulletin in 8 days Augusts calendar year 2001: voltage stabilization permanent magneto generator; Application number: 00 1 12053.0; Form by casing, support, line shaft, rotor, permanent magnetic steel, stator, stator winding, stator seat, stator slip cap, balancing spring, anti-rotation attachment screw, sliding shoe, adjusting rotating shaft, location bearing, adjusting rotating shaft driving mechanism and automatic feedback control circuit etc.; Power rotation axis is fixed on the support through location bearing, and rotor is fixed on the power rotation axis, and an end of stator slip cap is fixed on the support; Have groove on the stator slip cap vertically; Balancing spring is arranged in the stator slip cap, and an end of this spring is stopped that by an end face of stator slip cap other end ejection places the sliding shoe in the stator slip cap; Be fixedly connected by the anti-rotation attachment screw that passes the slip cap groove between this sliding shoe and the stator seat; This sliding shoe center is screw thread with an end of regulating rotating shaft and flexibly connects, and the detection signal input of automatic feedback control circuit is connected to the stator winding output, and this circuit control signal output part is connected to the controlled terminal of driving mechanism.This voltage stabilization permanent magneto generator complex structure, cost is high, and its serviceability needs further improvement.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can overcome above-mentioned defective; Through regulating the size and Orientation of electric excitation rotor electrical current; And then the size of change permanent magnetic field and electricity excitation magnetic field resultant magnetic field in power generator air gap, thereby guarantee stable electromagnetism and the biradial permanent magnetism hybrid excitation generator of generator output voltage.Its technology contents is:
Comprise rotating shaft, rear end cap, front end housing, rotor and stator, its shaft is installed on front end housing, the rear end cap through the bearing level, it is characterized in that:
Stator comprises electric excitation winding, iron hoop, stator core and armature winding; Wherein the ring-type stator core is clamped between rear end cap and the front end housing; Be equipped with bolt; Be partial at ring-type stator core inner ring on the same circumference of an end and be evenly equipped with a plurality of projections, armature winding is wrapped in the teeth groove of ring-type stator core; The some coils that constitute electric excitation winding are by a plurality of iron hoop bandings, and electric excitation winding is sleeved on an end that is provided with projection in the stator core, and electric excitation winding is fixedly connected with stator core with being fixedly connected of projection through iron hoop;
Rotor comprises the p-m rotor and the electric excitation rotor of shared same armature winding, and wherein electric excitation rotor comprises the fore paw utmost point and the rear solid end utmost point, and the fore paw utmost point and rear solid end utmost point interference fit are sleeved in the rotating shaft, and fastening with locking nut; Electricity excitation winding gap is sleeved on the yoke of the fore paw utmost point and the rear solid end utmost point, and and the fore paw utmost point and the rear solid end utmost point between certain clearance is arranged, the live apart both sides of projection movement locus, the outer end of the fore paw utmost point and the rear solid end utmost point, and and the stator core inner ring between certain clearance is arranged;
P-m rotor comprises tile magnet steel, pole shoe, rectangle magnet steel, rotor core and die casting aluminium at a distance from the magnetic lining, and wherein die casting aluminium is fixed in the rotating shaft at a distance from magnetic lining suit, and between the fore paw utmost point at interval with pad; Die casting aluminium is evenly equipped with the convexity of radial band boss on the outer wall of magnetic lining; The inner ring of rotor core is equipped with groove corresponding to each convexity, and rotor core is sleeved on die casting aluminium on the magnetic lining, and inner ring and die casting aluminium are fitted at a distance from the magnetic lining; Rotor core radially is provided with the elongated slot that runs through rotor core thickness at each high spot; And being provided with the tangential slot that runs through rotor core thickness in a side of each elongated slot outer end, a plurality of tangential slots are all tangent with same circumference, are evenly equipped with a plurality of radial slots that run through rotor core thickness on the cylindrical of rotor core; Radial slot equates with elongated slot quantity; The center line of each radial slot all is positioned on the angular bisector of the angle that adjacent two elongated slots constitute, and the inner of radial slot is UNICOM through the outer end of tangential slot and elongated slot, and rotor core is partitioned into some; The rectangle magnet steel is installed in the tangential slot, radial slot and elongated slot is cut off, the tile magnet steel through pole shoe by screw on the cylindrical of every rotor core; The polarity of adjacent tiles magnet steel convex surface is opposite, and the rectangle magnet steel is identical with the polarity of this tile magnet steel convex surface towards a side of tile magnet steel.
Described electromagnetism and biradial permanent magnetism hybrid excitation generator, projection has 3～6, is raised with 8.
Operation principle: the p-m rotor magnetic line of force by the rectangle magnet steel N utmost point through rotor core, pass tile magnet steel, pole shoe to stator core, pass another adjacent pole shoe, tile magnet steel, get back to the rectangle magnet steel S utmost point by stator core again, the formation closed-loop path through rotor core.When the hybrid excitation generator output voltage was lower than the target voltage stabilizing value of setting, electronic voltage regulation controller provided forward current, the magnetic field superposition that the magnetic field of generation and p-m rotor provide for the electric excitation winding of generator; Magnetic flux in the air gap increases; Generator output voltage raises, and when generator output voltage was higher than the target voltage stabilizing value of setting, electronic voltage regulation controller provided reverse current for the electric excitation winding of generator; The field weakening that produces the magnetic field that provides of p-m rotor; Magnetic flux in the air gap reduces, and generator output voltage reduces, and goes round and begins again; Thereby guarantee the direct current of hybrid excitation generator output voltage stabilization under variable speed, varying load operating mode, satisfy the instructions for use of automobile electrical equipment.
The present invention compared with prior art; Through regulating the size and Orientation of electric excitation winding electrical current; Magnetic field behind permanent magnetic field and the electricity excitation magnetic field superposition can be regulated, and generator output voltage under variable speed, varying load operating mode keeps stable, and the non-carbonate slip ring structure of this machine, failure rate are low; Compact conformation, safe and reliable.
Description of drawings
Fig. 1 is the structural representation of p-m rotor embodiment among the present invention;
Fig. 2 is the structural representation of the embodiment of the invention, and wherein p-m rotor is an A-A profile embodiment illustrated in fig. 1;
Fig. 3 is the structural representation that middle lock ring embodiment illustrated in fig. 2 has the electric excitation winding of iron hoop;
Fig. 4 be embodiment illustrated in fig. 2 in electric excitation winding be fixed on the structural representation in the stator core.
Among the figure: 1, rotating shaft 2, rear end cap 3, front end housing 4, electric excitation winding 5, iron hoop 6, stator core 7, armature winding 8, bolt 9, projection 10, the fore paw utmost point 11, the rear solid end utmost point 12, locking nut 13, tile magnet steel 14, pole shoe 15, rectangle magnet steel 16, rotor core 17, die casting aluminium are at a distance from magnetic lining 18, pad 19, convexity 20, elongated slot 21, radial slot 22, screw 23, bearing 24, fan 25, belt pulley
Embodiment
1-4 is described further the present invention below in conjunction with accompanying drawing: rotating shaft 1 is installed on front end housing 3, the rear end cap 2 through bearing 23 levels.Stator comprises electric excitation winding 4, iron hoop 5, stator core 6 and armature winding 7; Wherein ring-type stator core 6 is clamped between rear end cap 2 and the front end housing 3; It is fixing to be equipped with bolt 8; Be partial at ring-type stator core 6 inner rings on the same circumference of an end and be evenly equipped with 3 projections 9, armature winding 7 is wrapped in the teeth groove of ring-type stator core 6; The some coils that constitute electric excitation winding 4 are by 6 iron hoop 5 bandings, and electric excitation winding 4 is sleeved on an end that is provided with projection 9 in the stator core 6, and electric excitation winding 4 is fixedly connected with stator core 6 with being fixedly connected of projection 9 through iron hoop 5;
Rotor comprises the p-m rotor and the electric excitation rotor of shared same armature winding 7, and wherein electric excitation rotor comprises the fore paw utmost point 10 and the rear solid end utmost point 11, and the fore paw utmost point 10 is sleeved in the rotating shaft 1 with the rear solid end utmost point 11 interference fit, and fastening with locking nut 12; Electricity excitation winding 4 gaps are sleeved on the yoke of the fore paw utmost point 10 and the rear solid end utmost point 11; And and between the fore paw utmost point 10 and the rear solid end utmost point 11 certain clearance is arranged; The both sides of outer end separation projection 9 movement locus of the fore paw utmost point 10 and the rear solid end utmost point 11, and and stator core 6 inner rings between certain clearance is arranged;
P-m rotor comprises tile magnet steel 13, pole shoe 14, rectangle magnet steel 15, rotor core 16 and die casting aluminium at a distance from magnetic lining 17, and wherein die casting aluminium is fixed in the rotating shaft 1 at a distance from magnetic lining 17 suits, and between the fore paw utmost point 10 at interval with pad 18; Die casting aluminium is evenly equipped with the convexity 19 of 8 radial band boss on the outer wall of magnetic lining 17; The inner ring of rotor core 16 is equipped with groove corresponding to each convexity 19; Rotor core 16 is sleeved on die casting aluminium on magnetic lining 17; Inner ring and die casting aluminium are fitted at a distance from magnetic lining 17, and rotor core 16 radially is provided with the elongated slot 20 that runs through rotor core 16 thickness at each protruding 19 place, and is provided with the tangential slot that runs through rotor core 16 thickness in a side of each elongated slot 20 outer end; A plurality of tangential slots are all tangent with same circumference; Be evenly equipped with a plurality of radial slots 21 that run through rotor core 16 thickness on the cylindrical of rotor core 16, radial slot 21 equates with elongated slot 20 quantity, and the center line of each radial slot 21 all is positioned on the angular bisector of the angle that adjacent two elongated slots 20 constitute; The inner of radial slot 21 is through the outer end UNICOM of tangential slot and elongated slot 20; Rotor core 16 is partitioned into some, and rectangle magnet steel 15 is installed in the tangential slot, radial slot 21 and elongated slot 20 is cut off, and tile magnet steel 13 is fixed on the cylindrical of every rotor core 16 through pole shoe 14 by screw 22; The polarity of adjacent tiles magnet steel 13 convex surfaces is opposite, and rectangle magnet steel 15 is identical with the polarity of these tile magnet steel 13 convex surfaces towards a side of tile magnet steel 13.
Claims (2)
1. electromagnetism and biradial permanent magnetism hybrid excitation generator comprise rotating shaft (1), rear end cap (2), front end housing (3), rotor and stator, and its shaft (1) is installed on front end housing (3), the rear end cap (2) through bearing (23) level, it is characterized in that:
Stator comprises electric excitation winding (4), iron hoop (5), stator core (6) and armature winding (7); Wherein ring-type stator core (6) is clamped between rear end cap (2) and the front end housing (3); It is fixing to be equipped with bolt (8); Be partial at ring-type stator core (6) inner ring on the same circumference of an end and be evenly equipped with a plurality of projections (9), armature winding (7) is wrapped in the teeth groove of ring-type stator core (6); The some coils that constitute electric excitation winding (4) are by a plurality of iron hoops (5) banding; Electricity excitation winding (4) is sleeved on an end that is provided with projection (9) in the stator core (6), and electric excitation winding (4) is fixedly connected with stator core (6) with being fixedly connected of projection (9) through iron hoop (5);
Rotor comprises the p-m rotor and the electric excitation rotor of shared same armature winding (7); Wherein electric excitation rotor comprises the fore paw utmost point (10) and the rear solid end utmost point (11); The fore paw utmost point (10) and the rear solid end utmost point (11) interference fit are sleeved in the rotating shaft (1), and fastening with locking nut (12); Electricity excitation winding (4) gap is sleeved on the yoke of the fore paw utmost point (10) and the rear solid end utmost point (11); And and between the fore paw utmost point (10) and the rear solid end utmost point (11) certain clearance is arranged; The both sides of the outer end of the fore paw utmost point (10) and the rear solid end utmost point (11) separation projection (9) movement locus, and and stator core (6) inner ring between certain clearance is arranged;
P-m rotor comprises tile magnet steel (13), pole shoe (14), rectangle magnet steel (15), rotor core (16) and die casting aluminium at a distance from magnetic lining (17), and wherein die casting aluminium is fixed in the rotating shaft (1) at a distance from magnetic lining (17) suit, and between the fore paw utmost point (10) at interval with pad (18); Die casting aluminium is evenly equipped with the convexity (19) of radial band boss on the outer wall of magnetic lining (17); The inner ring of rotor core (16) is equipped with groove corresponding to each convexity (19); Rotor core (16) is sleeved on die casting aluminium on magnetic lining (17); Inner ring and die casting aluminium are fitted at a distance from magnetic lining (17), and rotor core (16) locates radially to be provided with the elongated slot (20) that runs through rotor core (16) thickness in each convexity (19), and is provided with the tangential slot that runs through rotor core (16) thickness in a side of each elongated slot (20) outer end; A plurality of tangential slots are all tangent with same circumference; Be evenly equipped with a plurality of radial slots (21) that run through rotor core (16) thickness on the cylindrical of rotor core (16), radial slot (21) equates with elongated slot (20) quantity, and the center line of each radial slot (21) all is positioned on the angular bisector of the angle that adjacent two elongated slots (20) constitute; The inner of radial slot (21) is through the outer end UNICOM of tangential slot and elongated slot (20); Rotor core (16) is partitioned into some, and rectangle magnet steel (15) is installed in the tangential slot, radial slot (21) and elongated slot (20) is cut off, and tile magnet steel (13) is fixed on the cylindrical of every rotor core (16) by screw (22) through pole shoe (14); The polarity of adjacent tiles magnet steel (13) convex surface is opposite, and rectangle magnet steel (15) is identical with the polarity of this tile magnet steel (13) convex surface towards a side of tile magnet steel (13).
2. electromagnetism as claimed in claim 1 and biradial permanent magnetism hybrid excitation generator is characterized in that: projection (9) has 3～6, and protruding (19) have 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101181946A CN102647066A (en) | 2012-04-21 | 2012-04-21 | Electromagnetism and biradial permanent magnet mixed excitation generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101181946A CN102647066A (en) | 2012-04-21 | 2012-04-21 | Electromagnetism and biradial permanent magnet mixed excitation generator |
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| CN102647066A true CN102647066A (en) | 2012-08-22 |
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| CN2012101181946A Pending CN102647066A (en) | 2012-04-21 | 2012-04-21 | Electromagnetism and biradial permanent magnet mixed excitation generator |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607083A (en) * | 2013-12-05 | 2014-02-26 | 山东理工大学 | Double-radial permanent magnet generator rotor production method for electric automobile range extender |
| CN103607079A (en) * | 2013-12-05 | 2014-02-26 | 山东理工大学 | Brushless electromagnetic and biradial permanent magnet compound excitation generator rotor production method |
| CN103683713A (en) * | 2013-12-05 | 2014-03-26 | 张学义 | Method for producing combined rotor of electromagnet and permanent magnet hybrid excitation generator |
| CN103683712A (en) * | 2013-12-05 | 2014-03-26 | 张学义 | Method of producing radial permanent magnet and brushless electromagnetism mixed excitation generator rotor |
| CN104242516A (en) * | 2013-06-07 | 2014-12-24 | 圣杰机器工业股份有限公司 | Brushless permanent-magnet motor |
| CN110535314A (en) * | 2019-08-30 | 2019-12-03 | 邢台职业技术学院 | Automobile series circuit hybrid excitation generator |
Citations (5)
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| CN1315771A (en) * | 2000-03-28 | 2001-10-03 | 卜中山 | Brushless AC electric generator with efficient jaw-type electrodes |
| CN1949637A (en) * | 2005-10-14 | 2007-04-18 | 山东理工大学 | Composite excitation synchronous generator |
| JP2010004672A (en) * | 2008-06-20 | 2010-01-07 | Toshiba Corp | Permanent magnet type electric rotating machine |
| CN101667769A (en) * | 2009-09-30 | 2010-03-10 | 山东唐骏欧铃汽车制造有限公司 | Compound excitation generator for electric automobiles |
| CN202004552U (en) * | 2011-01-24 | 2011-10-05 | 河南理工大学 | Improved permanent magnet motor rotor |
-
2012
- 2012-04-21 CN CN2012101181946A patent/CN102647066A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1315771A (en) * | 2000-03-28 | 2001-10-03 | 卜中山 | Brushless AC electric generator with efficient jaw-type electrodes |
| CN1949637A (en) * | 2005-10-14 | 2007-04-18 | 山东理工大学 | Composite excitation synchronous generator |
| JP2010004672A (en) * | 2008-06-20 | 2010-01-07 | Toshiba Corp | Permanent magnet type electric rotating machine |
| CN101667769A (en) * | 2009-09-30 | 2010-03-10 | 山东唐骏欧铃汽车制造有限公司 | Compound excitation generator for electric automobiles |
| CN202004552U (en) * | 2011-01-24 | 2011-10-05 | 河南理工大学 | Improved permanent magnet motor rotor |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242516A (en) * | 2013-06-07 | 2014-12-24 | 圣杰机器工业股份有限公司 | Brushless permanent-magnet motor |
| CN103607083A (en) * | 2013-12-05 | 2014-02-26 | 山东理工大学 | Double-radial permanent magnet generator rotor production method for electric automobile range extender |
| CN103607079A (en) * | 2013-12-05 | 2014-02-26 | 山东理工大学 | Brushless electromagnetic and biradial permanent magnet compound excitation generator rotor production method |
| CN103683713A (en) * | 2013-12-05 | 2014-03-26 | 张学义 | Method for producing combined rotor of electromagnet and permanent magnet hybrid excitation generator |
| CN103683712A (en) * | 2013-12-05 | 2014-03-26 | 张学义 | Method of producing radial permanent magnet and brushless electromagnetism mixed excitation generator rotor |
| CN103607079B (en) * | 2013-12-05 | 2015-10-07 | 山东理工大学 | Brushless electromagnetism and biradial permanent magnetism mixing excitation generator amature production method |
| CN103683712B (en) * | 2013-12-05 | 2015-12-02 | 张学义 | The production method of radial permanent magnet and brushless electromagnetic mixed exciting generator rotor |
| CN103683713B (en) * | 2013-12-05 | 2016-04-06 | 张学义 | Electromagnetism and permanent magnetism mixing excitation generator combination method for production of rotor |
| CN110535314A (en) * | 2019-08-30 | 2019-12-03 | 邢台职业技术学院 | Automobile series circuit hybrid excitation generator |
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Application publication date: 20120822 |