CN101635496A - Use method of outer rotor reluctance motor, optical-mechanical-electrical integrated control system and three-phase alternating current - Google Patents
Use method of outer rotor reluctance motor, optical-mechanical-electrical integrated control system and three-phase alternating current Download PDFInfo
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- CN101635496A CN101635496A CN200810133771A CN200810133771A CN101635496A CN 101635496 A CN101635496 A CN 101635496A CN 200810133771 A CN200810133771 A CN 200810133771A CN 200810133771 A CN200810133771 A CN 200810133771A CN 101635496 A CN101635496 A CN 101635496A
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Abstract
The invention discloses a use method of an outer rotor reluctance motor, an optical-mechanical-electrical integrated control system and three-phase alternating current, which comprises the following steps: connecting and transiting two inner concentric cambered surfaces to two concentric arcs with larger diameters respectively through two eccentric arcs respectively so as to form a bipolar non-salient pole type outer rotor core, wherein the two inner concentric cambered surfaces are radially opposite to each other, have the same semidiameter and equal arc lengths, and are not more than the angle amount occupied on the circumference by a stator magnetic pole, and the diameter of the two inner concentric cambered surfaces is slightly larger than the maximum diameter of the stator magnetic pole; making the rotary cooperation between the inner cambered surface of the magnetic pole of the outer rotor core and the outer cambered surface of each stator magnetic pole to completely satisfy the requirement that a working air gap changes gradually in a descending order; then forming a movable connection through an end cover of the motor, a bearing and a hollow dead axle for mounting and fixing the stator core; forming all the motion mechanism of the outer rotor reluctance motor; and adopting an opto-coupler automatic switch for control. Thus, the method is particular suitable for use on a two-wheel electric motorcycle. The invention also relates to a method for directly starting a two-phase outer rotor reluctance motor and a two-phase reluctance motor by using three-phase alternating current.
Description
Technical field:
The present invention relates to outer rotor reluctance motor, the inside multi sphere face that relates in particular to the reluctance motor external rotor connects.The invention still further relates to the optical-mechanical-electrical integrated control system of outer rotor reluctance motor.The invention still further relates to reluctance motor adopts three-phase alternating current to start the method for operation.
Background technology:
The reluctance motor of prior art all adopts biconvex utmost point stator and rotor structure.Simple concentrated winding is being housed on the magnetic pole of the stator and the winding on two radially relative magnetic pole of the stator is being constituted homophase.Use switching mode direct current supply mode and the electric current that continuously switches on and off corresponding stator winding mutually in a certain order, control the forward and backward traffic direction in reluctance motor internal work magnetic field, and rely on the variable reluctance loop that exists between the stator and rotor work magnetic pole, make rotor be subjected to and produce continuous operation to the tendency magnetic attraction of magnetic resistance minimum position motion.Its advantage is: simple in structure, easily manufactured, speed adjusting performance is good and allow frequent starting and can be operated in high temperature, abominable or even strong vibration environment etc.Be highly suitable on metal-planing machine and the electric motor car and use.Especially outer rotor reluctance motor is then more suitable as the driving of two-wheeled electric motorcycle.But up to the present, also fail to retrieve the invention of hidden pole type outer rotor reluctance motor, also find no and utilize three-phase alternating-current supply, make two-phase or three-phase hidden pole type outer rotor reluctance motor start the method for operation and the low-cost optical-mechanical-electrical integrated control system case of hidden pole type outer rotor reluctance motor.
Summary of the invention:
The present invention will provide outer rotor reluctance motor, and it includes above external rotor (salient pole type or the non-salient pole type) reluctance motor of two-phase, three-phase or three-phase.The present invention also provides the use three-phase alternating current, makes two-phase or three-phase external rotor reluctance motor start the method for operation.The present invention also will provide the low-cost optical-mechanical-electrical integrated control system of being made up of outer rotor reluctance motor and optocoupler automatic control switch, drive circuit, freewheeling circuit, speed-regulating potentiometer, reversing switch.
In order to realize the purpose of foregoing invention, the first kind of technical scheme that is adopted is: radially relative, radius is identical, a pair of (employings of two polar form external rotors) that arc length equates or manyly (the above external rotor of four polar forms adopts) is not more than simultaneously excitation magnetic pole of the stator shared angle on circumference measures that (when being 30 ° of two-phase excitations during the single-phase excitation of three-phase 6-pole motor is 90 °, when when being 15 ° of two-phase excitations during the single-phase excitation of three-phase ten two-pole machines being the single-phase excitation of 45 ° of four phase ends of the earth motor is 22.5 °, it is 112.5 ° when being 67.5 ° of three phase excitations during two-phase excitation, five is 18 ° during the single-phase excitation of ten utmost point motors mutually, during two-phase excitation be 54 °, it is 126 ° when being 90 ° of four phase excitation during three phase excitation, all the other polyphase machines are by that analogy) and slightly larger in diameter in the interior concentric cambered surface (that is: the magnetic pole strength of hidden pole type external rotor) of magnetic pole of the stator maximum gauge, connect by suitable eccentric arc and to carry out the transition on one or more larger-diameter circumference (employings of multi-electrode type hidden pole type external rotor) or on a pair of larger-diameter concentric arc (employing of two polar form hidden pole type external rotors), the intrados of this rotor core is cooperated with rotation between each magnetic pole of the stator extrados, and it is fixed to obey fully, the gradual change requirement that the working rotor air gap is descending.Then, end cap, the bearing by motor and install and fix stator core and the hollow dead axle of excitation winding forms and is dynamically connected.Constitute the total movement mechanism of hidden pole type outer rotor reluctance motor.The right angle tooth root width of each magnetic pole of the stator is not more than and the sub-multiple angle aperture of this magnetic pole of the stator on circumference.(by " all magnetic pole of the stator are equally spaced along circumference, and the width of magnetic pole of the stator is equated with spacing ")
In order to make motor can obtain the operate in open loop state state, the present invention can also by radially relatively, four couple that radius is identical be not more than magnetic pole of the stator on circumference sub-multiple angle aperture (15 degree) and slightly larger in diameter in the interior concentrically ringed cambered surface of magnetic pole of the stator maximum gauge, and by eccentric arc the cambered surface of neighboring concentric circle is formed respectively to connect.Make it become the intrados of 8 polar form hidden pole type external rotor iron cores.And they are cooperated with rotation between 12 stator pole face satisfy the descending gradual change requirement of stator and rotor work magnetic pole gas length fully.Then, end cap and bearing by motor and the hollow dead axle that installs and fixes stator core (3) and three phase excitation winding form and are dynamically connected.Constitute the total movement mechanism of ends of the earth type hidden pole type outer rotor reluctance motor.The right angle tooth root width of each magnetic pole of the stator is not more than the sub-multiple angle aperture of this magnetic pole of the stator on circumference.(by " all magnetic pole of the stator are equally spaced along circumference, and the width of magnetic pole of the stator is equated with spacing ")
In order to increase the stability of magnetic pole of the stator and excitation winding, can also utilization and the non-magnetic conductive metal section bar that adapts of magnetic pole of the stator and excitation winding space outerpace shape, by the collar of silicone adhesive or non-magnetic conductive metal, it is coincide between each adjacent magnetic pole of the stator.Also can adopt by poly-para hydroxybenzene (first) acid or resistant to elevated temperatures engineering plastics such as " Ai Kangnuo " or ceramic becomes section bar to operate.Also can be in place the direct hot pressing of the sour material of poly-para hydroxybenzene (first).
In order to realize invention, the second kind of technical scheme that is adopted is: by radially relative, radius is identical, a pair of (employings of two polar form external rotors) that arc length equates or many magnetic pole of the stator shared angles on circumference that (employings of multi-electrode type external rotor) is not more than the while excitation measure that (the single-phase excitation of three-phase 6-pole motor is 90 ° when being 30 ° of two-phase excitations, when being 15 ° of two-phase excitations during the single-phase excitation of three-phase ten two-pole machines is 45 °, when being 67.5 ° of three phase excitations when being 22.5 ° of two-phase excitations during the single-phase excitation of four phase ends of the earth motors is 112.5 °, five is 18 ° during the single-phase excitation of ten utmost point motors mutually, during two-phase excitation be 54 °, be 126 ° during three phase excitation when being 90 ° of four phase excitation, all the other polyphase machines are by that analogy) and slightly larger in diameter in the interior concentric circle arc plane of magnetic pole of the stator maximum gauge and about two equilateral triangle convex globoidals that highly can extend to adjacent stators magnetic pole opposite face.Constitute the salient pole cambered surface of external rotor iron core.And the salient pole cambered surface of this external rotor iron core is cooperated with rotation between the magnetic pole of the stator extrados, obey the descending gradual change requirement of stator and rotor working gas gap fully.Then, end cap by motor and the bearing on the end cap central bore position are dynamically connected with forming with the hollow dead axle that installs and fixes stator core and excitation winding.Constitute the total movement mechanism of salient pole type outer rotor reluctance motor.The right angle tooth root width of each magnetic pole of the stator is not more than the sub-multiple angle aperture of this magnetic pole of the stator on circumference.(by " all magnetic pole of the stator are equally spaced along circumference, and the width of magnetic pole of the stator is equated with spacing ")
When hidden pole type outer rotor reluctance motor of the present invention adopts direct current supply, also on hollow dead axle, the fixed grating dish of being made up of reflector (light-emitting diode) and recipient (phototriode) is installed and circular ring type removable slit sheet is housed on rotor.This fixed grating dish be installed in epitrochanterian removable slit sheet and cooperatively interact.Constitute the optocoupler automatic control switch of outer rotor reluctance motor.Two arc grating seam (K are arranged on circular ring type removable slit sheet
1K
2), be separately positioned on two different circumference.It is distributed in the different circumference of fixed grating dish recipient on two groups of phototriodes (as: it is A, B, C, A, B, C, A, B, C, A, C and a, b, c, a, b, c, a, b, c, a, b, c that three-phase 6/4 pole external-rotor reluctance motor adopts single-phase excitation; If when adopting the single-phase excitation of three-phase 6/2 pole external-rotor reluctance motor, then be: A, B, C, A, B, C and a, b, c, a, b, c; If when adopting three-phase 6/2 pole external-rotor reluctance motor two-phase excitation, also be: A, B, C, A, B, C and a, b, c, a, b, all the other polyphase machines of c are by that analogy), corresponding.Article two, the length of arc grating seam is established according to the difference of reluctance motor excitation mode.As: when the three-phase reluctance motor adopts single-phase excitation.The length of every arc grating seam must comprise the position of two-phase phototriode, that is: the two-phase phototriode that comprised of arc grating seam is B, A, and the two-phase phototriode that another arc grating seam is comprised then is A, C.If when adopting two-phase excitation.The length of every arc grating seam must comprise the position of three phototriodes, that is: the three-phase phototriode that comprised of arc grating seam is C, B, A, the three-phase phototriode that another arc grating seam is comprised then is B, A, C, and the rest may be inferred by analogy.In the middle of this self-control optical coupled switch, being distributed in two groups of phototriodes (as A, B, C, A, B, C, A, B, C, A, C and a, b, c, a, b, c, a, b, c, a, b, c) on the different circumference of recipient is all collinear relationship (that is: A is corresponding with a between the homophase phototriode, B is corresponding with b, and C is corresponding with c).Between the homophase phototriode on the same circumference, all belong to relation in parallel.In order to increase the overlapping time of commutation electric current, each can also be on recipient original phototriode next door is cross-over connection homophase phototriode in parallel again, the stator and rotor axis that makes motor makes next corresponding energising excitation winding open-minded in advance over against before by this phototriode.For the best angle of opening in advance, determine by experiment.In addition, can also substitute the phototriode on the fixed grating dish with optical fiber, that is: belong at all homophases on the same circumference that each is pooled on the phototriode with an optical fiber on the position, hole of phototriode, remove to connect the triode that homophase belongs to the upper and lower main switch of excitation winding by this phototriode then, like this, can save a large amount of phototriodes, and cost is reduced.
During work, the removable slit sheet is done rotation synchronously with rotor, self-control optical coupled switch just can contain the arc grating seam that phase winding sets angular breadth conduction time and interacts according to being arranged on reflector (light-emitting diode) on the fixed grating dish and the position-sensing switch (phototriode) on the recipient and the removable slit sheet, make the light that sends from the reflector (light-emitting diode) of fixed grating dish after through the removable slit sheet, it is fixed to generate reflection, the light varying signal of rotor relative position information, be coupled to phototriode by the position-sensing switch hole on the recipient, this light varying signal is converted, after the amplification, directly trigger corresponding phase stator winding on, following main switch triode produces it and ends or conducting.And realize that by this way the order between each phase stator winding switches and set up the inside rotating magnetic field of motor.Rotor core is then followed " principle of magnetic resistance minimum " and is followed the motor interior rotating magnetic field and forms continuous operation.In order to set up fast in the work magnetic field that makes the energising winding, the present invention can also adopt and each is turned off the inertial current that winding produces is mutually directly presented to the excitation winding of connecting by unilateral diode, and sets up unidirectional circuit from the output of the excitation winding connected with the input that is turned off winding.By potentiometer reflector (light-emitting diode) luminous intensity is regulated and control, the drive current that offers the upper and lower main switch triode of the phase winding control utmost point by (phototriode) is changed, thereby cause the change of motor speed and power.Control, select conducting to realize the forward and backward operation of motor by change over switch respectively to two groups of phototriodes on the different circumference of recipient.By brake switch motor is introduced energy consumption or regenerative braking state, motor is stopped operating.
Need to prove.Optical, mechanical and electronic integration control method of the present invention, the reluctance motor that is equally applicable to the above any inside and outside rotor-type of prior art three-phase or three-phase uses.Its application process is extremely simple, and those skilled in the art all can realize.
Outer rotor reluctance motor of the present invention not only can utilize the various control methods of prior art direct-current switch power supply to carry out work, and, can also utilize three-phase alternating current to start and operation, its method is exactly: by rectifying tube (V
1) the upper half direct current of A cross streams electricity is connected in the upper end of A phase excitation coil after, again from the lower end of A phase excitation coil through non-return diode (V
2) return zero line; Again by rectifying tube (V
9) the lower half direct current of A cross streams electricity is caused the upper end of A phase excitation coil, then from the lower end of A phase excitation coil through non-return diode (V
10) return the live wire of A phase.Finish being connected of the central A phase excitation coil of A cross streams electricity and three-phase hidden pole type outer rotor reluctance motor.Lower half direct current with C cross streams electricity passes through rectifying tube (V again
3) cause the upper end of C phase excitation coil, then from the lower end of C phase excitation coil through non-return diode (V
4) return the live wire of C phase; Again by rectifying tube (V
11) the upper half direct current of C cross streams electricity is connected in the upper end of C phase excitation coil after, again from the lower end of phase C magnet exciting coil through non-return diode (V
12) return zero line.Finish in the middle of C cross streams electricity and the three-phase hidden pole type outer rotor reluctance motor connection of C phase excitation coil.Upper half direct current with B cross streams electricity passes through rectifying tube (V again
5) be connected in the upper end of B phase excitation coil, then from the lower end of B phase excitation coil through non-return diode (V
6) return zero line; Again by rectifying tube (V
7) the lower half direct current of B cross streams electricity is caused the upper end of B phase excitation coil, then from the lower end of B phase excitation coil through non-return diode (V
8) return the live wire of B phase.Finish in the middle of B cross streams electricity and the three-phase hidden pole type outer rotor reluctance motor connection of B phase excitation coil.The rotating operation of three-phase hidden pole type outer rotor reluctance motor.Rely on the phase sequence of adjusting three phase mains to realize.The frequency that changes alternating current can change the velocity of rotation of motor.What specify is: three-phase alternating current using method of the present invention is applicable to that too the inner-rotor type three-phase reluctance motor of prior art uses.The permanent magnet synchronous motor that also is applicable to prior art uses.
The reluctance motor of external rotor of the present invention, the method for utilizing three-phase alternating current to start and move.Can also carry out like this.That is: directly three-phase alternating current is inserted three phase excitation coil in the middle of the three-phase hidden pole type outer rotor reluctance motor.This three-phase alternating-current supply utilize method, be equally applicable to inner-rotor type three-phase reluctance motor and use.The permanent magnet synchronous motor that also is applicable to prior art uses.
In order to realize invention, the third technical scheme that is adopted is: by radially relative, radius is identical, a pair of and the work magnetic pole of the stator that arc length equates with the sub-multiple angle of wide or magnetic pole of the stator (by " and 8 magnetic pole of the stator are equally spaced along circumference; and the width of magnetic pole of the stator is equated with spacing ") the equal and slightly larger in diameter of aperture is in the interior concentric circle arc plane (that is: the magnetic pole strength of hidden pole type external rotor) of magnetic pole of the stator maximum gauge, carry out the transition on a plurality of larger-diameter circumference by suitable eccentric arc connection, form an external rotor intrados with irregular air gap, and the intrados of this external rotor iron core is cooperated with rotation between each magnetic pole of the stator extrados, it is fixed to obey fully, the gradual change requirement that the working rotor air gap is descending.The tooth root width of magnetic pole of the stator is not more than 1/8th of angle of circumference.Then, end cap by motor and the bearing on the end cap central bore position are dynamically connected with forming with the hollow dead axle that installs and fixes stator core and excitation winding.Constitute the total movement mechanism of two-phase 4/2 utmost point hidden pole type outer rotor reluctance motor with irregular air gap.This outer rotor reluctance motor is only made unidirectional operation.And adopt simple optical coupled switch to control.That is: on the reflector of fixed grating dish, have only 4 light-emitting diodes, be distributed on the orthogonal ten sub-lines.Also have only 4 phototriodes on the recipient.If increase the overlapping time of commutation electric current, light-emitting diode and phototriode double.
Two-phase outer rotor reluctance motor of the present invention can also use three-phase alternating current to start operation.That is: the upper half with the A cross streams electricity in the middle of the three-phase alternating current passes through rectifying tube (V
1) be connected in the upper end of first phase excitation coil in the middle of the two-phase hidden pole type outer rotor reluctance motor after, again from the lower end of first phase excitation coil through non-return diode (V
2) return zero line; Again by rectifying tube (V
3) the lower half direct current of C cross streams electricity is connected to the upper end of first phase excitation coil, then from the lower end of first phase excitation coil through non-return diode (V
4) return the live wire of C cross streams electricity.Then, again with the upper half of B cross streams electricity by rectifying tube (V
5) be connected in the upper end of first phase excitation coil after, again from the lower end of first phase excitation coil through non-return diode (V
2) return zero line; Secondly, be that lower half with A cross streams electricity is by rectifying tube (V
6) be connected in the upper end of another phase excitation coil after, again from the lower end of another phase excitation coil through non-return diode (V
7) return the live wire of A phase; Then, again with the upper half of C cross streams electricity by rectifying tube (V
8) be connected in the upper end of another phase excitation coil in the middle of the two-phase hidden pole type outer rotor reluctance motor after, again from the lower end of another phase excitation coil through non-return diode (V
9) return zero line; Then.Lower half with phase B alternating current passes through rectifying tube (V again
6) be connected in the upper end of another phase excitation coil after, again from the lower end of another phase excitation coil through non-return diode (V
10) return the live wire of B phase.Finish being connected of two-phase excitation coil in the middle of three-phase alternating current and the hidden pole type outer rotor reluctance motor.What specify is: the application process of three-phase alternating-current supply of the present invention on the two-phase reluctance motor, the magnetic resistance type linear oscillating motor that is equally applicable to be made of two magnet exciting coils uses.Also be applicable to traditional two-phase AC-DC motor use.
Description of drawings:
The present invention is described in further detail below in conjunction with accompanying drawing and concrete execution mode.
Fig. 1, Fig. 2 are the basic structure cut-away views of three-phase 6/4 utmost point hidden pole type outer rotor reluctance motor of the present invention.
Fig. 3 is the general external rotor diagrammatic sketch of two polar form hidden pole types of three-phase of the present invention or the above reluctance motor of three-phase.
Fig. 4 is the diagrammatic sketch of three-phase 6/4 utmost point salient pole type external rotor of the present invention.
Fig. 5, be the diagrammatic sketch of three-phase 6/2 utmost point salient pole type external rotor of the present invention.
Fig. 6 is the expanded view to three-phase 6/4 utmost point salient pole type outer rotor reluctance motor of the present invention.
Fig. 7, Fig. 8 are fixed grating dish and the removable slit sheet diagrammatic sketch in the middle of the used optocoupler automatic control switch of three-phase 6/4 utmost point hidden pole type outer rotor reluctance motor of the present invention.
Fig. 9 is the circuit diagram of three-phase 6/4 utmost point hidden pole type outer rotor reluctance motor of the present invention.
Figure 10 is the basic structure cut-away view of two-phase 4/2 utmost point hidden pole type outer rotor reluctance motor of the present invention.
Figure 11 is an outer rotor reluctance motor of the present invention, uses three-phase alternating-current supply to start the winding diagram of operation.
Figure 12 is an outer rotor reluctance motor of the present invention, uses three-phase alternating-current supply to start the winding diagram of operation
Figure 13 is that two-phase 4/2 utmost point hidden pole type outer rotor reluctance motor of the present invention uses three-phase alternating current to start the winding diagram of operation.
Embodiment:
According to Fig. 1, shown in Figure 2, this is a kind of outer rotor reluctance motor of three-phase 6/4 utmost point stator and rotor structure, and its stator core 3 contains six magnetic poles, and is equally spaced on circumference.The right angle tooth root of each magnetic pole of the stator is wide all to be equated with the aperture of six magnetic poles, 12 sub-multiple angles on circumference.The simple winding of concentrating all is housed on each magnetic pole of the stator, and the winding on each two radially relative magnetic pole of the stator is constituted homophase with the mode of serial or parallel connection.That is: with L
1And L
2Constitute the A phase, L
3And L
4Constitute the C phase, L
5And L
6Constitute the B phase, then, one by radially relatively, radius is identical, arc be wider than that stator pole face equates and slightly larger in diameter in two pairs of concentric circles intrados (5,6 and 7,8) of magnetic pole of the stator maximum gauge, connect by a plurality of eccentric arcs (9,10,11,12,13,14,15,16) respectively and carry out the transition on one or more larger-diameter circumference, (not shown) makes it become the intrados of the hidden pole type external rotor iron core 2 of four polar forms 5,6,7,8.And make them cooperate the descending gradual change requirement of gas length of satisfying stator and rotor work magnetic pole fully with rotation between the magnetic pole of the stator.Then, end cap 17,18 and the bearing 19,20 by motor and install and fix stator core 3 and the three phase excitation winding L
1L
2, L
3L
4, L
5L
6Hollow dead axle 4 form and be dynamically connected.Constitute the total movement mechanism of four polar form hidden pole type outer rotor reluctance motors.The internal connecting wire of this motor is outwards drawn by hollow dead axle 4.Metal material (mark) by non-magnetic conduction between hollow dead axle 4 and the stator core 3 forms and is connected.During work, adopt the excitation mode of single-phase energising, rely on the self-control optical coupled switch that is arranged on the hollow dead axle 4, according to A-B-C-A-B-C ... or a-c-b-a-c-b ... phase sequence, continuously switch on and off stator winding L
1L
2, L
3L
4, L
5L
6Electric current, make the internal magnetic field of motor form rotation forward or backwards, the internal magnetic field that four polar form hidden pole type external rotor iron cores 2 are just followed " principle of magnetic resistance minimum " and motor forms synchronous rotating operation.
According to shown in Figure 3.This is the two polar form hidden pole type external rotor iron cores that a kind of three-phase or the above reluctance motor of three-phase can be general.It is by radially relative, radius is identical, arc length equates a pair of and the magnetic pole of the stator that is not more than excitation simultaneously on circumference shared angle amount (the single-phase excitation of three-phase 6-pole motor is 90 ° when being 30 ° of two-phase excitations, during the single-phase excitation of four phase ends of the earth motors is 22.5 °, it is 112.5 ° when being 67.5 ° of three phase excitations during two-phase excitation, five is 18 ° during the single-phase excitation of ten utmost point motors mutually, during two-phase excitation be 54 °, it is 126 ° when being 90 ° of four phase excitation during three phase excitation, all the other polyphase machines are by that analogy) and slightly larger in diameter in the interior concentric circles 3 of magnetic pole of the stator maximum gauge, 4, respectively by eccentric arc 5,6,7,8 connect symmetrically and carry out the transition on two larger-diameter concentric arcs 9 and 10, make it become the intrados of two polar form hidden pole type external rotor iron cores 2, and they are cooperated with rotation between the stator pole face, it is fixed to satisfy, the gradual change requirement that the working rotor gas length is descending.Be interference fit between the shell 1 of motor and the external rotor iron core 2.
According to shown in Figure 4.This is the two polar form salient pole type external rotor iron cores that a kind of three-phase or the above reluctance motor of three-phase can be general.It is by radially relative, radius is identical, two couple that arc length equates and the magnetic pole of the stator that is not more than excitation simultaneously on circumference shared angle amount (the single-phase excitation of three-phase 6-pole motor is 30 °, during the single-phase excitation of four phase ends of the earth motors is 22.5 °, five is 18 ° during the single-phase excitation of ten utmost point motors mutually, all the other polyphase machines are by that analogy) and slightly larger in diameter in the concentric circle arc plane 3 of magnetic pole of the stator maximum gauge, 4,5,6 and about two equilateral triangles 7 that highly can extend to adjacent stators magnetic pole opposite face, 8,9,10,11,12,13,14, constitute the convex polar arc face of four polar form external rotor iron cores 2.And they are cooperated with rotation between the stator pole face, can satisfy the descending gradual change requirement of stator and rotor working gas gap length.Be interference fit between the shell 1 of motor and the external rotor iron core 2.
According to shown in Figure 5.This is the two polar form salient pole type external rotor iron cores that a kind of three-phase or the above reluctance motor of three-phase can be general.It is by radially relatively, radius is identical, arc length equates a pair of magnetic pole of the stator that is not more than excitation simultaneously on circumference shared angle amount (the single-phase excitation of three-phase 6-pole motor is 90 ° when being 30 ° of two-phase excitations, during the single-phase excitation of four phase ends of the earth motors is 22.5 °, it is 112.5 ° when being 67.5 ° of three phase excitations during two-phase excitation, five is 18 ° during the single-phase excitation of ten utmost point motors mutually, during two-phase excitation be 54 °, be 126 ° during three phase excitation when being 90 ° of four phase excitation, all the other polyphase machines are by that analogy) and slightly larger in diameter in the interior concentric circles 3,4 of magnetic pole of the stator maximum gauge.With about two equilateral triangles that highly can extend to adjacent stators magnetic pole opposite face 5,6,7,8 constitute the convex polar arc faces of two polar form external rotor iron cores 2.And they are cooperated with rotation between the stator pole face, can satisfy the descending gradual change requirement of stator and rotor working gas gap length.Be interference fit between the shell 1 of motor and the external rotor iron core 2.
According to shown in Figure 6, this is one group is the expanded view to three-phase 6/4 utmost point salient pole type outer rotor reluctance motor of the present invention.Top A, the B of figure, C, A, B, C are 6 magnetic pole strengths that are evenly distributed in the stator core.The bottom of figure is unfolded two convex polar arcs in the middle of Fig. 5, shows the corresponding relation of stator and rotor magnetic pole strength.
According to Fig. 7 and shown in Figure 8, it is the central fixed grating dish of the used optocoupler automatic control switch of three-phase 6/4 utmost point hidden pole type outer rotor reluctance motor of the present invention and the removable slit sheet of annular.It is made up of reflector (not shown) and recipient, on the circumference of two different-diameters of recipient, two groups of phototriode A, B, C, A, B, C, A, B, C, A, C and a, b, c, a, b, c, a, b, c, a, b, c are equably distributing, these two groups each phototriode that is on the different-diameter circumference, all be arranged on the reflector (not shown) on light-emitting diode corresponding.Be in and all belong to relation in parallel between the homophase phototriode on the same diameter circumference of recipient.Every two groups of phototriode A, B, C, A, B, C, A, B, C, A, C and a, b, c, a, b, c, a, b, c, a, b, c that is distributed on the different circumference of recipient all presses corresponding conllinear setting between every homophase.Be distributed in two groups of phototriode A, B, C, A, B, C, A, B, C, A, C and a, b, c, a, b, c, a, b, c, a, b, c on the different circumference of recipient, an arc grating of all distinguish on corresponding the removable slit sheet stitches.And the length of every arc grating seam on the removable slit sheet of annular, when the commutation of electric current, always comprise the position that has covered the two-phase phototriode, that is: the two-phase phototriode that comprised of arc grating seam is B, A, and the two-phase phototriode that another arc grating seam is comprised then is A, C.If when adopting two-phase excitation.The length of every arc grating seam must comprise the position of three phototriodes, that is: the three-phase phototriode that comprised of arc grating seam is C, B, A, and the three-phase phototriode that another arc grating seam is comprised then is B, A, C, and the rest may be inferred by analogy
In order to increase the overlapping time of commutation electric current, each can also be on recipient original phototriode next door is cross-over connection homophase phototriode in parallel again, the stator and rotor axis that makes motor makes next corresponding energising excitation winding open-minded in advance over against before by this phototriode.For the best angle of opening in advance, determine by experiment.In addition, can also substitute the phototriode on the fixed grating dish with optical fiber, that is: belong at all homophases on the same circumference that each is pooled on the phototriode with an optical fiber on the position, hole of phototriode, remove to connect the triode that homophase belongs to the upper and lower main switch of excitation winding by this phototriode then, like this, can save a large amount of phototriodes, and cost is reduced.
According to shown in Figure 9.This is the circuit master control drawing of three-phase 6/4 utmost point hidden pole type outer rotor reluctance motor of the present invention.As required, can adopt single-phasely, two-phase or three-phase be the mode of excitation simultaneously.A among the figure, B, C, A, B, C, A, B, C, A, C and a, b, c, a, b, c, a, b, c, a, b, c are two groups of phototriodes that are distributed on the central different circumference of fixed grating dish recipient of optocoupler automatic control switch.V
1V
2V
3V
4V
5V
6V
7V
8V
9V
10V
11V
12(having one group does not in addition show) is to be distributed on the different circumference of fixed grating dish reflector and the corresponding light-emitting diode of the phototriode of receiver.The removable slit sheet of annular is in (not shown) between the phototriode of the light-emitting diode of reflector and receiver.There is lead to be connected between two groups of phototriode A, B, C, A, B, C, A, B, C, A, C and a on the receiver, b, c, a, b, c, a, b, c, a, b, the c.To be the sub-up and down switch triode that the photosignal that is exaggerated acts on every phase excitation coil simultaneously.It is produced ends or conducting.In order to set up fast in the work magnetic field that makes the energising winding, and with A phase excitation winding L
1L
2The inertial current that produces when being turned off is through unilateral diode V
13The C phase of feeding excitation winding L
3L
4After, by unilateral diode V
14With A excitation winding L mutually
1L
2Constitute the loop.With C phase excitation winding L
3L
4The inertial current that produces when being turned off is through unilateral diode V
15The B phase of feeding excitation winding L
5L
6After, by unilateral diode V
16With C excitation winding L mutually
3L
4Constitute the loop.With B phase excitation winding L
5L
6The inertial current that produces when being turned off is through unilateral diode V
17The A phase of feeding excitation winding L
1L
2After, by unilateral diode V
18With B excitation winding L mutually
5L
6Constitute the loop.By change over switch S
2Control, select conducting to realize the forward and backward operation of motor respectively to two groups of phototriode A, B, C, A, B, C, A, B, C, A, C and a, b, c, a, b, c, a, b, c, a, b, c on the different circumference of recipient.S
1It is the main switch of optocoupler automatic control switch.RP
1Standby as regulator potentiometer.RP
2Can regulate and control the luminous intensity of reflector light-emitting diode, make by recipient triode A, B, C, A, B, C, A, B, C, A, C and a, b, c, a, b, c, a, b, c, a, b, c and offer the upper and lower main switch triode of phase winding VD
1VD
2VD
3VD
4VD
5VD
6The drive current of the control utmost point changes, thereby causes the change of motor speed and power.
According to shown in Figure 10.This is the basic structure cut-away view of two-phase 4/2 utmost point hidden pole type outer rotor reluctance motor of the present invention.It is by radially relatively, radius is identical, arc length equates a pair of be not more than magnetic pole of the stator on circumference sub-multiple angle (45 degree) aperture and slightly larger in diameter in the interior concentrically ringed cambered surface 4,5 of magnetic pole of the stator maximum gauge, connect on two larger-diameter circumference of transition by eccentric arc 6,7,8,9,10,11, among the figure the 12,13,15, the 16th, the tie point between the eccentric arc 6,7,8,9,10,11, their residing circle diameters are all greater than the diameter of concentric circle arc plane 4,5 circumference of living in.Constitute the intrados of two polar form hidden pole type external rotor iron cores 2 jointly by concentric arc and eccentric arc arc 4,5,6,7,8,9,10,11.And it is cooperated with rotation between the stator pole face satisfy the descending gradual change requirement of stator and rotor work magnetic pole gas length fully.Then, be equipped with the two-phase excitation winding L on aluminum alloy casing 1 end cap (not shown) by motor and bearing (not shown) and its
1L
2L
3L
4The hollow dead axle 14 of magnetic pole of the stator 3 forms and is dynamically connected.Constitute the total movement mechanism of two-phase 4/2 utmost point hidden pole type outer rotor reluctance motor with irregular air gap.The right angle tooth root width of each magnetic pole of the stator is not more than the sub-multiple angle aperture of this magnetic pole of the stator on circumference.Be interference fit between shell 1 of (by " all magnetic pole of the stator are equally spaced along circumference, and the width of magnetic pole of the stator is equated with spacing ") motor and the external rotor iron core 2.
According to shown in Figure 11, it is that outer rotor reluctance motor of the present invention does not add any rectifier cell and directly utilizes three-phase alternating current to start the method for operation.That is: directly three-phase alternating current is inserted three phase excitation coil in the middle of the three-phase hidden pole type outer rotor reluctance motor.This three-phase alternating-current supply utilize method, be equally applicable to inner-rotor type three-phase reluctance motor and use.The permanent magnet synchronous motor that also is applicable to prior art uses.
According to shown in Figure 12, it is that outer rotor reluctance motor of the present invention uses three-phase alternating-current supply to start the winding diagram of operation.That is: by rectifying tube V
1After the upper half direct current of A cross streams electricity is connected in the upper end of A phase excitation coil, again from the lower end of A phase excitation coil through non-return diode V
2Return zero line; Again by rectifying tube V
9The lower half direct current of A cross streams electricity is caused the upper end of A phase excitation coil, then from the lower end of A phase excitation coil through non-return diode V
10Return the live wire of A phase.Finish being connected of the central A phase excitation coil of A cross streams electricity and three-phase hidden pole type outer rotor reluctance motor.Lower half direct current with C cross streams electricity passes through rectifying tube V again
3Cause the upper end of C phase excitation coil, pass through non-return diode V from the lower end of C phase excitation coil then
4Return the live wire of C phase; Again by rectifying tube V
11After the upper half direct current of C cross streams electricity is connected in the upper end of C phase excitation coil, again from the lower end of phase C magnet exciting coil through non-return diode V
12Return zero line.Finish in the middle of C cross streams electricity and the three-phase hidden pole type outer rotor reluctance motor connection of C phase excitation coil.Upper half direct current with B cross streams electricity passes through rectifying tube V again
5Be connected in the upper end of B phase excitation coil, pass through non-return two utmost point V from the lower end of B phase excitation coil then
6Return zero line; Again by rectifying tube V
7The lower half direct current of B cross streams electricity is caused the upper end of B phase excitation coil, then from the lower end of B phase excitation coil through non-return diode V
8Return the live wire of B phase.Finish in the middle of B cross streams electricity and the three-phase hidden pole type outer rotor reluctance motor connection of B phase excitation coil.The rotating operation of three-phase hidden pole type outer rotor reluctance motor.Rely on the phase sequence of adjusting three phase mains to realize.The frequency that changes alternating current can change the velocity of rotation of motor.It may be noted that and be: this method is applicable to that too the inner-rotor type three-phase reluctance motor of prior art uses.The permanent magnet synchronous motor that also is applicable to prior art uses.
According to shown in Figure 12, two-phase outer rotor reluctance motor of the present invention can also use three-phase alternating current to start operation.That is: the upper half with the A cross streams electricity in the middle of the three-phase alternating current passes through rectifying tube V
1After being connected in the upper end of first phase excitation coil in the middle of the two-phase hidden pole type outer rotor reluctance motor, again from the lower end of first phase excitation coil through non-return diode V
2Return zero line; Again by rectifying tube V
3The lower half direct current of C cross streams electricity is connected to the upper end of first phase excitation coil, then from the lower end of first phase excitation coil through non-return diode V
4Return the live wire of C cross streams electricity.Then, again with the upper half of B cross streams electricity by rectifying tube V
5After being connected in the upper end of first phase excitation coil, again from the lower end of first phase excitation coil through non-return diode V
2Return zero line; Secondly, be that lower half with A cross streams electricity is by rectifying tube V
6After being connected in the upper end of another phase excitation coil, again from the lower end of another phase excitation coil through non-return diode V
7Return the live wire of A phase; Then, again with the upper half of C cross streams electricity by rectifying tube V
8After being connected in the upper end of another phase excitation coil in the middle of the two-phase hidden pole type outer rotor reluctance motor, again from the lower end of another phase excitation coil through non-return diode V
9Return zero line; Then.Lower half with phase B alternating current passes through rectifying tube V again
6After being connected in the upper end of another phase excitation coil, again from the lower end of another phase excitation coil through non-return diode V
10Return the live wire of B phase.Finish being connected of two-phase excitation coil in the middle of three-phase alternating current and the hidden pole type outer rotor reluctance motor.Also it should be noted that: the application process of three-phase alternating-current supply of the present invention on the two-phase reluctance motor, the magnetic resistance type linear oscillating motor that is equally applicable to be made of two magnet exciting coils uses.Also be applicable to that traditional two-phase AC and DC motor uses.Help the even running of electrical network.
Claims (10)
1, a kind of outer rotor reluctance motor.By stator core, excitation winding, rotor core, axostylus axostyle.Bearing, support, end cap constitute.It is characterized in that: by radially relative, radius is identical, arc length equates a pair of and the magnetic pole of the stator that is not more than excitation simultaneously on circumference shared angle amount (the single-phase excitation of three-phase 6-pole motor is 90 ° when being 30 ° of two-phase excitations, during the single-phase excitation of four phase ends of the earth motors is 22.5 °, it is 112.5 ° when being 67.5 ° of three phase excitations during two-phase excitation, five is 18 ° during the single-phase excitation of ten utmost point motors mutually, during two-phase excitation be 54 °, it is 126 ° when being 90 ° of four phase excitation during three phase excitation, all the other polyphase machines are by that analogy) and slightly larger in diameter in the interior concentric circles of magnetic pole of the stator maximum gauge, connect symmetrically by eccentric arc respectively and carry out the transition on two larger-diameter concentric arcs (9 and 10), make it become two polar form hidden pole type external rotor intrados, and make they (3,4) with stator pole face between rotation cooperate, it is fixed to satisfy, the gradual change requirement that the working rotor air gap is descending.Then, end cap (17,18) and the bearing (19,20) by motor is dynamically connected with hollow dead axle (4) formation that installs and fixes stator core (3) and excitation winding.Constitute the total movement mechanism of two polar form hidden pole type outer rotor reluctance motors.The right angle tooth root width of each magnetic pole of the stator is not more than and the sub-multiple angle aperture of this magnetic pole of the stator on circumference.(by " all magnetic pole of the stator are equally spaced along circumference, and the width of magnetic pole of the stator is equated with spacing ")
2, a kind of outer rotor reluctance motor.By stator core, excitation winding, rotor core, axostylus axostyle.Bearing, support, end cap constitute.It is characterized in that: by radially relatively, radius is identical, arc is wider than magnetic pole of the stator shared angle amount on circumference that stator pole face equates or be not more than the while excitation, and slightly larger in diameter is in two pairs of concentric circles intrados (5,6 and 7,8) of magnetic pole of the stator maximum gauge, carry out the transition on one or more larger-diameter circumference by a plurality of eccentric arcs (9,10,11,12,13,14,15,16) connection respectively, make it become the intrados of four polar forms (5,6,7,8) hidden pole type external rotor iron cores (2).And make them cooperate the descending gradual change requirement of gas length of satisfying stator and rotor work magnetic pole fully with rotation between each stator pole face.Then, end cap (17,18) by motor and bearing (19,20) with install and fix stator core (3) and three phase excitation winding (L
1L
2, L
3L
4, L
5L
6) hollow dead axle (4) form and to be dynamically connected.Constitute the total movement mechanism of four polar form hidden pole type outer rotor reluctance motors.The right angle tooth root width of each magnetic pole of the stator is not more than and the sub-multiple angle aperture of this magnetic pole of the stator on circumference.(by " all magnetic pole of the stator are equally spaced along circumference, and the width of magnetic pole of the stator is equated with spacing ")
3, a kind of outer rotor reluctance motor.By stator core, excitation winding, rotor core, axostylus axostyle.Bearing, support, end cap constitute.It is characterized in that: by radially relatively, four couple that radius is identical be not more than magnetic pole of the stator on circumference sub-multiple angle aperture (15 degree) and slightly larger in diameter in the interior concentrically ringed cambered surface of magnetic pole of the stator maximum gauge, and by eccentric arc the cambered surface of neighboring concentric circle is formed respectively to connect.Make it become the intrados of 8 polar form hidden pole type external rotor iron cores.And they are cooperated with rotation between 12 stator pole face satisfy the descending gradual change requirement of stator and rotor work magnetic pole gas length fully.Then, end cap and bearing by motor and the hollow dead axle that installs and fixes stator core (3) and three phase excitation winding form and are dynamically connected.Constitute the total movement mechanism of ends of the earth type hidden pole type outer rotor reluctance motor.The right angle tooth root width of each magnetic pole of the stator is not more than and the sub-multiple angle aperture of this magnetic pole of the stator on circumference.(by " all magnetic pole of the stator are equally spaced along circumference, and the width of magnetic pole of the stator is equated with spacing ")
4, a kind of outer rotor reluctance motor.By stator core, excitation winding, rotor core, axostylus axostyle.Bearing, support, end cap constitute.It is characterized in that: by radially relatively, radius is identical, arc length equates a pair of be not more than magnetic pole of the stator on circumference sub-multiple angle (45 degree) aperture and slightly larger in diameter in the interior concentrically ringed cambered surface (4,5) of magnetic pole of the stator maximum gauge, carry out the transition on a plurality of larger-diameter circumference by a plurality of eccentric arcs (6,7,8,9,10,11) connection, make it become the intrados of two polar form hidden pole type external rotor iron cores (2).And it is cooperated with rotation between the stator pole face satisfy the descending gradual change requirement of stator and rotor work magnetic pole gas length fully.Then, end cap (17,18) by motor and bearing (19,20) with its on be equipped with two-phase excitation winding (L
1L
2, L
3L
4) the hollow dead axle (14) of magnetic pole of the stator (3) form and to be dynamically connected.Constitute the total movement mechanism of two-phase 4/2 utmost point hidden pole type outer rotor reluctance motor with irregular air gap.The right angle tooth root width of each magnetic pole of the stator is not more than and the sub-multiple angle aperture of this magnetic pole of the stator on circumference.(by " all magnetic pole of the stator are equally spaced along circumference, and the width of magnetic pole of the stator is equated with spacing ")
5, a kind of outer rotor reluctance motor.By stator core, excitation winding, rotor core, axostylus axostyle.Bearing, support, end cap constitute.It is characterized in that: by radially relative, radius is identical, arc length equates a pair of and the magnetic pole of the stator that is not more than excitation simultaneously on circumference shared angle amount (the single-phase excitation of three-phase 6-pole motor is 90 ° when being 30 ° of two-phase excitations, when being 67.5 ° of three phase excitations when being 22.5 ° of two-phase excitations during the single-phase excitation of four phase ends of the earth motors is 112.5 °, five is 18 ° during the single-phase excitation of ten utmost point motors mutually, during two-phase excitation be 54 °, it is 126 ° when being 90 ° of four phase excitation during three phase excitation, all the other polyphase machines are by that analogy) and slightly larger in diameter in the interior concentric circle arc plane of magnetic pole of the stator maximum gauge and about two equilateral triangles that highly can extend to adjacent stators magnetic pole opposite face, constitute the convex polar arc face of two polar form external rotor iron cores.Then, end cap by motor and the bearing on the end cap central bore position are dynamically connected with forming with the hollow dead axle that installs and fixes stator core and excitation winding.Constitute the total movement mechanism of two polar form salient pole type outer rotor reluctance motors.The right angle tooth root width of each magnetic pole of the stator is not more than and the sub-multiple angle aperture of this magnetic pole of the stator on circumference.(by " all magnetic pole of the stator are equally spaced along circumference, and the width of magnetic pole of the stator is equated with spacing ")
6, a kind of outer rotor reluctance motor.By stator core, excitation winding, rotor core, axostylus axostyle.Bearing, support, end cap constitute.It is characterized in that: by radially relatively, radius is identical, arc is wider than magnetic pole of the stator shared angle amount on circumference that stator pole face equates or be not more than the while excitation, and slightly larger in diameter in two concentric circle arc plane of magnetic pole of the stator maximum gauge and about two equilateral triangles that highly can extend to adjacent stators magnetic pole opposite face, constitute the convex polar arc face of four polar form external rotor iron cores.Then, end cap and bearing by motor and the hollow dead axle that is equipped with the excitation winding stator core form and are dynamically connected.Constitute the total movement mechanism of four polar form salient pole type outer rotor reluctance motors.The right angle tooth root width of each magnetic pole of the stator is not more than and the sub-multiple angle aperture of this magnetic pole of the stator on circumference.(by " all magnetic pole of the stator are equally spaced along circumference, and the width of magnetic pole of the stator is equated with spacing ")
7, a kind of optical-mechanical-electrical integrated control system of outer rotor reluctance motor.It by reluctance motor and and optocoupler signal generator and signal amplification circuit, switch driving circuit, freewheeling circuit, speed-regulating potentiometer, reversing switch form.During work, removable slit sheet with two arc grating seams is followed the rotation synchronously of rotor do, make light that the reflector (light-emitting diode) on the fixed grating dish sends after the arc grating through the removable slit sheet meets, go up formation light varying signal at recipient (phototriode), (being relation in parallel between the phototriode homophase of recipient) this varying signal is after amplifying, directly trigger the main switch triode of the central corresponding phase of drive circuit, it is produced ends or conducting, and realize that by this way the order between each phase stator winding switches, make the internal magnetic field of motor form the displacement rotation, hidden pole type external rotor iron core then relies on fixed, form descending variable reluctance loop between the working rotor magnetic pole, make rotor core be subjected to and produce continuous operation to the tendency magnetic attraction of magnetic resistance minimum position motion.By every inertial current afterflow that is turned off the excitation winding generation is mutually given just in the excitation winding of energized, make it form duplicate supply and set up magnetic field fast.By potentiometer reflector (light-emitting diode) luminous intensity on the fixed grating dish is regulated and control, the control electrode current that offers the main switch triode of corresponding phase stator winding by phototransistor is changed, thereby cause the change of motor power (output) and rotating speed.By the change over switch that is arranged on the motor outside two groups of phototriodes that are arranged on the different circumference of fixed grating dish recipient are selected conducting, make motor realize the forward and backward operation.It is characterized in that: two arc grating seams on the described removable slit sheet, not on same circumference.And the position, certain angle of staggering, as: during single-phase excitation.Arc length must comprise the position (that is: the two-phase phototriode that comprised of arc grating seam is B, A, and the two-phase phototriode that another arc grating seam is comprised then is A, C) of two phototriodes.During two-phase excitation.Arc length must comprise the position (that is: the three-phase phototriode that comprised of arc grating seam is C, B, A, and the three-phase phototriode that another arc grating seam is comprised then is B, A, C) of three phototriodes.Phototriode on the described recipient is divided into two groups (A, B, C, A, B, C, A, B, C, A, C and a, b, c, a, b, c, a, b, c, a, b, c), they are separately positioned on two different circumference, and with the removable slit sheet on be arranged on two arc gratings seams (K on the different circumference
1K
2) corresponding.The described phase sequence that is distributed in two groups of phototriodes on the different circumference of recipient is arranged identical (A, B, C, A, B, C, A, B, C, A, C and a, b, c, a, b, c, a, b, c, a, b, c), be that (that is: A is to a for collinear relationship between the homophase phototriode on the different circumference, B is to b, and C is to c).The power supply of the reflector (light-emitting diode) on the described fixed grating dish is independently.Phototriode on the described fixed grating dish can substitute with optical fiber, that is: a same end that belongs to optical fiber mutually on the same circumference is pooled on the phototriode of a homophase genus, the phototriode that is belonged to by this homophase removes to connect the main switch triode that homophase belongs to excitation winding then, and the other end of homophase optical fiber then is located at respectively on the homophase phototriode position original on the fixed grating dish.To save a large amount of phototriodes.The main switch of described every phase stator winding is by two compositions up and down, and described freewheeling circuit is finished on the circuit between two main switches up and down.Need to prove.Optical-mechanical-electrical integrated control system framework of the present invention is applicable to the reluctance motor of any inside and outside rotor-type that prior art three-phase or three-phase are above fully.Use to replace expensive controller.
8, a kind of three-phase alternating-current supply that utilizes makes the three-phase external rotor reluctance motor start the method for attachment of operation, it is characterized in that: by rectifying tube (V
1) the upper half direct current of A cross streams electricity is connected in the upper end of A phase excitation coil after, again from the lower end of A phase excitation coil through non-return diode (V
2) return zero line; Again by rectifying tube (V
9) the lower half direct current of A cross streams electricity is caused the upper end of A phase excitation coil, then from the lower end of A phase excitation coil through non-return diode (V
10) return the live wire of A phase.Finish being connected of the central A phase excitation coil of A cross streams electricity and three-phase hidden pole type outer rotor reluctance motor.Lower half direct current with C cross streams electricity passes through rectifying tube (V again
3) cause the upper end of C phase excitation coil, then from the lower end of C phase excitation coil through non-return diode (V
4) return the live wire of C phase; Again by rectifying tube (V
11) the upper half direct current of C cross streams electricity is connected in the upper end of C phase excitation coil after, again from the lower end of phase C magnet exciting coil through non-return diode (V
12) return zero line.Finish in the middle of C cross streams electricity and the three-phase hidden pole type outer rotor reluctance motor connection of C phase excitation coil.Upper half direct current with B cross streams electricity passes through rectifying tube (V again
5) be connected in the upper end of B phase excitation coil, then from the lower end of B phase excitation coil through non-return diode (V
6) return zero line; Again by rectifying tube (V
7) the lower half direct current of B cross streams electricity is caused the upper end of B phase excitation coil, then from the lower end of B phase excitation coil through non-return diode (V
8) return the live wire of B phase.Finish in the middle of B cross streams electricity and the three-phase hidden pole type outer rotor reluctance motor connection of B phase excitation coil.The rotating operation of three-phase hidden pole type outer rotor reluctance motor.Rely on the phase sequence of adjusting three phase mains to realize.The frequency that changes alternating current can change the velocity of rotation of motor.What specify is: three-phase alternating current using method of the present invention is applicable to that too the inner-rotor type three-phase reluctance motor of prior art uses.The permanent magnet synchronous motor that also is applicable to prior art uses.
9, a kind of three-phase alternating-current supply that utilizes makes the three-phase external rotor reluctance motor start the method for operation.It is characterized in that: the three phase excitation coil that directly three-phase alternating current is inserted in the middle of the three-phase hidden pole type outer rotor reluctance motor gets final product.What specify is: this three-phase alternating-current supply utilize method, be equally applicable to inner-rotor type three-phase reluctance motor and use.The permanent magnet synchronous motor that also is applicable to prior art uses.
10, a kind of three-phase alternating-current supply that utilizes makes the two-phase outer rotor reluctance motor start the method for operation.It is characterized in that: at first, be by rectifying tube (V with the upper half of the A cross streams electricity in the middle of the three-phase alternating current
1) be connected in the upper end of first phase excitation coil in the middle of the two-phase hidden pole type outer rotor reluctance motor after, again from the lower end of first phase excitation coil through non-return diode (V
2) return zero line; Again by rectifying tube (V
3) the lower half direct current of C cross streams electricity is connected to the upper end of first phase excitation coil, then from the lower end of first phase excitation coil through non-return diode (V
4) return the live wire of C cross streams electricity.Then, again with the upper half of B cross streams electricity by rectifying tube (V
5) be connected in the upper end of first phase excitation coil after, again from the lower end of first phase excitation coil through non-return diode (V
2) return zero line; Secondly, be that lower half with A cross streams electricity is by rectifying tube (V
6) be connected in the upper end of another phase excitation coil after, again from the lower end of another phase excitation coil through non-return diode (V
7) return the live wire of A phase; Then, again with the upper half of C cross streams electricity by rectifying tube (V
8) be connected in the upper end of another phase excitation coil in the middle of the two-phase hidden pole type outer rotor reluctance motor after, again from the lower end of another phase excitation coil through non-return diode (V
9) return zero line; Then.Lower half with phase B alternating current passes through rectifying tube (V again
6) be connected in the upper end of another phase excitation coil after, again from the lower end of another phase excitation coil through non-return diode (V
10) return the live wire of B phase.Finish being connected of two-phase excitation coil in the middle of three-phase alternating current and the hidden pole type outer rotor reluctance motor.What specify is: the application process of three-phase alternating-current supply of the present invention on the two-phase reluctance motor, the magnetic resistance type linear oscillating motor that is equally applicable to be made of two magnet exciting coils uses.Also be applicable to traditional two-phase AC-DC motor use.
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| CN106787445A (en) * | 2017-03-03 | 2017-05-31 | 浙江永发机电有限公司 | Threephase asynchronous machine |
| CN108376605A (en) * | 2017-01-30 | 2018-08-07 | 发那科株式会社 | Multiphase iron core reactor |
| CN109849046A (en) * | 2017-11-30 | 2019-06-07 | 深圳市优必选科技有限公司 | A kind of steering engine rotor returns to zero method, returns to zero system, steering engine and robot |
| CN110943591A (en) * | 2020-01-14 | 2020-03-31 | 深圳市浩立能源科技有限公司 | Automobile switch reluctance motor |
| CN112167721A (en) * | 2020-09-03 | 2021-01-05 | 深圳市赛尔美电子科技有限公司 | Control module and electronic cigarette utensil |
| CN113541350A (en) * | 2021-06-04 | 2021-10-22 | 安徽华驰动能科技有限公司 | Square wave rotor designed based on inner rotor iron core eccentric structure |
| CN113541353A (en) * | 2021-06-04 | 2021-10-22 | 安徽华驰动能科技有限公司 | Square wave rotor designed based on permanent magnet and inner rotor core eccentric structure |
| CN114446685A (en) * | 2020-10-30 | 2022-05-06 | 北京铁路信号有限公司 | Switch control device and railway signal recorder |
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2008
- 2008-07-25 CN CN200810133771A patent/CN101635496A/en active Pending
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| CN102751838A (en) * | 2012-07-13 | 2012-10-24 | 戴珊珊 | Switch reluctance electromotor with function of power-off self locking |
| CN108376605A (en) * | 2017-01-30 | 2018-08-07 | 发那科株式会社 | Multiphase iron core reactor |
| CN106787444A (en) * | 2017-03-03 | 2017-05-31 | 浙江永发机电有限公司 | The cooling denoising structure of threephase asynchronous machine |
| CN106787445A (en) * | 2017-03-03 | 2017-05-31 | 浙江永发机电有限公司 | Threephase asynchronous machine |
| CN109849046B (en) * | 2017-11-30 | 2020-11-24 | 深圳市优必选科技有限公司 | Zero returning method and zero returning system of steering engine rotor, steering engine and robot |
| CN109849046A (en) * | 2017-11-30 | 2019-06-07 | 深圳市优必选科技有限公司 | A kind of steering engine rotor returns to zero method, returns to zero system, steering engine and robot |
| CN110943591A (en) * | 2020-01-14 | 2020-03-31 | 深圳市浩立能源科技有限公司 | Automobile switch reluctance motor |
| CN112167721A (en) * | 2020-09-03 | 2021-01-05 | 深圳市赛尔美电子科技有限公司 | Control module and electronic cigarette utensil |
| CN114446685A (en) * | 2020-10-30 | 2022-05-06 | 北京铁路信号有限公司 | Switch control device and railway signal recorder |
| CN114446685B (en) * | 2020-10-30 | 2024-03-01 | 北京铁路信号有限公司 | Switch control device and railway signal recorder |
| CN113541350A (en) * | 2021-06-04 | 2021-10-22 | 安徽华驰动能科技有限公司 | Square wave rotor designed based on inner rotor iron core eccentric structure |
| CN113541353A (en) * | 2021-06-04 | 2021-10-22 | 安徽华驰动能科技有限公司 | Square wave rotor designed based on permanent magnet and inner rotor core eccentric structure |
| CN113541353B (en) * | 2021-06-04 | 2022-06-14 | 安徽华驰动能科技有限公司 | Square wave rotor designed based on permanent magnet and inner rotor core eccentric structure |
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