WO2020232740A1 - 一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由度电磁馈能悬架 - Google Patents
一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由度电磁馈能悬架 Download PDFInfo
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- WO2020232740A1 WO2020232740A1 PCT/CN2019/089389 CN2019089389W WO2020232740A1 WO 2020232740 A1 WO2020232740 A1 WO 2020232740A1 CN 2019089389 W CN2019089389 W CN 2019089389W WO 2020232740 A1 WO2020232740 A1 WO 2020232740A1
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- 239000000725 suspension Substances 0.000 title claims abstract description 109
- 238000004804 winding Methods 0.000 title claims abstract description 83
- 238000013016 damping Methods 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 9
- 230000008878 coupling Effects 0.000 claims description 27
- 238000010168 coupling process Methods 0.000 claims description 27
- 238000005859 coupling reaction Methods 0.000 claims description 27
- 238000005265 energy consumption Methods 0.000 claims description 16
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000004323 axial length Effects 0.000 claims description 3
- 238000010248 power generation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000011084 recovery Methods 0.000 description 7
- 230000004044 response Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
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- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
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- 238000011160 research Methods 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
- H02K35/02—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving magnets and stationary coil systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/14—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers accumulating utilisable energy, e.g. compressing air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/30—Spring/Damper and/or actuator Units
- B60G2202/31—Spring/Damper and/or actuator Units with the spring arranged around the damper, e.g. MacPherson strut
- B60G2202/312—The spring being a wound spring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/40—Type of actuator
- B60G2202/42—Electric actuator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2300/00—Indexing codes relating to the type of vehicle
- B60G2300/50—Electric vehicles; Hybrid vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2300/00—Indexing codes relating to the type of vehicle
- B60G2300/60—Vehicles using regenerative power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2401/00—Indexing codes relating to the type of sensors based on the principle of their operation
- B60G2401/17—Magnetic/Electromagnetic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2500/00—Indexing codes relating to the regulated action or device
- B60G2500/10—Damping action or damper
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/06—Magnetic or electromagnetic
Definitions
- the invention belongs to the field of vehicle suspension structures, and in particular relates to a two-degree-of-freedom electromagnetic energy-feeding suspension based on a dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator.
- Electromagnetic energy-fed active suspension refers to the recovery and storage of the vertical vibration and vertical and horizontal swing kinetic energy generated during the driving process of the vehicle through the electromagnetic energy conversion device, while realizing the stable control and damping of the two degrees of freedom of the body's linear rotation.
- a new type of active suspension that effectively reduces the energy consumption of the entire vehicle.
- electromagnetic energy-fed active suspension uses a power source to provide energy to reduce body vibration.
- electromagnetic energy feed suspensions are mainly of rotary motor type and linear motor type.
- the rotary motor type is connected to the shaft of the rotary motor through mechanical structures such as hinges, ball screws, rack and pinion, and converts the vibration energy generated by the vertical force and the vertical and horizontal swing moments into electric energy storage through the rotary motor actuator.
- the Volkswagen Audi A8L adopts a swing arm + rotating motor pneumatic active suspension structure to achieve vertical body stability control and body vibration energy recovery.
- Literature 1 Human Kun, Zhang Yongchao, Yu Fan, et al. Coordination and optimization of the overall performance of electric active energy-regenerative suspension [J].
- the hydraulic active suspension system has defects such as slow response, large energy consumption, and complex structure. It uses a ball screw combined with a permanent magnet DC brushless motor structure to feed energy electric suspension. Its biggest feature is that it can guarantee the suspension Based on the damping characteristics, the vibration energy of the suspension system caused by the excitation of uneven roads is converted into electrical energy and recycled.
- the linear motor type uses a linear motor as an actuator or damper. Literature 2 (Deng Zhaoxiang, Lai Fei. Research on Electromagnetic Linear Actuator for Vehicle Active Suspension[J].
- the rotating motor type electromagnetic energy-feeding suspension has a simple structure, but requires auxiliary devices such as a transmission mechanism. It is large in size, relatively low in reliability, and high-strength working conditions.
- the transmission mechanism is required to have high structural strength and stable control of the body. Relatively complex, slow response and low efficiency.
- the suspension has an obvious effect on vertical force control and adjustment, while the lateral and front-rear rotation torque needs to be realized through the coordinated control of the four suspensions. The control is complicated and the reliability is low. It is limited in the application of large and heavy vehicles such as SUVs and buses. .
- the purpose of the present invention is to provide a two-degree-of-freedom electromagnetic energy-fed suspension based on a dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator, which has two degrees of freedom dynamic active control of vehicle linear rotation and vertical vibration and vertical and horizontal swing kinetic energy Energy recovery can effectively solve the serious energy consumption problem of the suspension system, reduce the energy consumption of the whole vehicle, and improve the efficiency of the vehicle drive system.
- a linearly rotating permanent magnet motor with linear, rotating and spiral motion is introduced into the electromagnetic energy-feeding suspension to realize the drive and energy-feeding requirements of the electromagnetic energy-feeding suspension.
- a new linear rotating permanent magnet motor is used as the actuator.
- a two-degree-of-freedom electromagnetic energy-fed suspension based on a dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator including a dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator, a damping spring, a suspension shell, and an upper end Cover, lower end cover, body coupling buckle, and wheel coupling buckle; one side of the two-degree-of-freedom electromagnetic energy feeding suspension is a wheel coupling buckle, and the other side is a car body coupling buckle; the suspension shell passes through the lower end cover; The lower end cover and the upper end cover are arranged concentrically side by side, the damping spring is arranged between the upper end cover and the lower end cover through the first rotating bearing, and is sleeved on the suspension shell; the upper end cover is connected with the wheel coupling buckle;
- the suspension housing is provided with a dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator.
- the input shaft of the dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator is connected to the wheel coupling buckle, and the dual-winding hybrid magnetic circuit
- the output shaft of the linear rotating permanent magnet motor actuator sequentially passes through the linear rotating bearing, the second rotating bearing, and the upper end cover is connected with the body coupling buckle.
- the dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator includes a stator and a mover.
- the mover realizes linear, rotating and helical motions.
- the stator consists of n stator modules in an axial direction in an alternating manner of positive and negative sides. Arranged structure, each stator module has m stator teeth, and each stator tooth is provided with two sets of concentrated windings;
- the mover is composed of a toroidal core embedded with a tile-shaped permanent magnet and a toroidal permanent magnet alternately arranged in an axial direction, and the toroidal core and the toroidal permanent magnet are arranged on a non-magnetically conductive shaft .
- Each of the toroidal cores is embedded with k tile-shaped alternating pole permanent magnets (consequent-pole PM, CPM), that is, tile-shaped permanent magnets.
- the upper winding and the lower winding in the two sets of concentrated windings, the upper winding and the lower winding; in the same stator module, the upper windings of the upper winding are connected in series in the circumferential direction to form a winding 1, and n windings 1 in the axial direction are then connected to form an armature Winding 1; the lower coils of the lower windings in the same axial direction of the n stator modules in the axial direction are connected in series to form a winding 2, and j windings 2 in the circumferential direction are connected to form an armature winding 2.
- the tile-shaped permanent magnet (2-2) is magnetized in the radial direction with an axial length of l1
- k tile-shaped permanent magnets are embedded on each of the toroidal iron cores.
- the magnetizing directions of the k tile-shaped permanent magnets are the same, and the magnetizing directions are all NN or all.
- the toroidal core has k convex teeth and k grooves, and the grooves are used to embed the tile-shaped permanent magnet; in the axial direction, the toroidal core is in accordance with the NN of the tile-shaped permanent magnet
- the direction and the SS direction are alternately arranged in sequence; the annular permanent magnet is embedded between the two annular iron cores at NS intervals.
- one end of the non-magnetic shaft is the input shaft of the dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator, and the other end of the non-magnetic shaft is the output shaft of the dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator.
- suspension shell is a cylindrical hollow shell with through holes at both ends of the cylindrical shape.
- the input shaft and output shaft of the dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator respectively pass through the through holes at both ends.
- the wheel coupling buckle is connected with the suspension shell, and the vehicle body coupling buckle is connected with the vehicle body.
- the linear rotating motor actuator is introduced into the active suspension to form a new type of two-degree-of-freedom electromagnetic energy-feeding suspension, which realizes the body stability control and vibration energy recovery of the single suspension in the vertical and two-degree-of-freedom directions;
- the single suspension has a two-degree-of-freedom body adjustment, which can constitute a vehicle's four-suspension eight-degree-of-freedom body stability control, which is easy to realize the three-dimensional stability control of the vehicle chassis.
- the suspension fails, only one suspension is needed to realize the stability control of the vehicle body, which is easy to realize the fault-tolerant and stable control of the vehicle suspension.
- Linear rotating two-degree-of-freedom motor actuator adopts single stator/single mover structure, high integration, compact and firm structure, easy processing and manufacturing; radial and axial permanent magnets are embedded in mover core, mover structure High intensity, suitable for high-speed frequent exercise, fast response speed;
- Linear rotation two-degree-of-freedom actuator with the structural characteristics of interleaved pole permanent magnet motors and permanent magnet reluctance linear motors, less permanent magnets, obvious salient pole effect, high force density and torque density, and high power density;
- Linear rotary two-degree-of-freedom actuator adopts modular stator and concentrated winding structure, with large winding space and easy to achieve high back EMF; two independent armature windings, two-degree-of-freedom control is flexible, and decoupling control is easy.
- Figure 1 is a cross-sectional view of a two-degree-of-freedom energy-feeding suspension structure
- Figure 2 is a cross-sectional view of the actuator structure of a dual-winding hybrid magnetic circuit linear rotating permanent magnet motor.
- Figure 3 is an expanded schematic diagram of the mover structure.
- Figure 4 is a diagram of the stator module.
- Figure 5 shows the arrangement and polarity distribution of permanent magnets.
- Figure 6 is a diagram of the magnetic flux path during rotation; (a) is the magnetic circuit structure 1; (b) is the magnetic circuit structure 2;
- Figure 7 is a diagram of the magnetic flux path in linear motion; (a) is the magnetic circuit structure 1; (b) is the magnetic circuit structure 2;
- Figure 8 is a diagram of a 1/2 two-degree-of-freedom energy-feeding electromagnetic suspension system.
- Fig. 9 is a system structure diagram of the present invention applied in a pure electric vehicle system.
- 1 is a dual-winding hybrid magnetic circuit linear rotation two-degree-of-freedom motor actuator
- 1-1 is a stator
- 1-2 is a lower winding
- 1-3 is an upper winding
- 2-1 is a ring permanent magnet
- 2 -2 is a tile-shaped permanent magnet
- 2-3 is a toroidal iron core
- 3 is a non-magnetic shaft
- 4 is a damping spring
- 5 is a body coupling buckle
- 6 is a wheel coupling buckle
- 7 is a linear rotary bearing
- 8 -1 is the first rotating bearing
- 8-2 is the second rotating bearing
- 9-1 is the lower end cover
- 9-2 is the upper end cover
- 10 is the suspension shell
- 11-1 is the suspension battery pack
- 11-2 is the Two-way inverter
- 11-3 is a two-degree-of-freedom energy feeding suspension.
- FIG. 1 it is an embodiment of the present invention, which includes a dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator (1), a damping spring (4), a suspension housing (10), and an upper end cover (9). -2), the lower end cover (9-1), the body coupling buckle (5) and the wheel coupling buckle (6); one side of the two-degree-of-freedom electromagnetic energy feeding suspension is the wheel coupling buckle (6), and the other side Is the body coupling buckle (5); the suspension shell (10) passes through the lower end cover (9-1); the lower end cover (9-1) and the upper end cover (9-2) are arranged concentrically side by side, the The damping spring (4) is arranged between the upper end cover (9-2) and the lower end cover (9-1) through the first rotating bearing (8-1), and is sleeved on the suspension housing (10); the upper end The cover (9-2) is connected with the wheel coupling buckle (6); the suspension housing (10) is provided with a dual-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator (1), the dual-winding
- the double-winding hybrid magnetic circuit linear rotating permanent magnet motor actuator of this embodiment is arranged in the suspension housing, the non-magnetic shaft of the mover is connected to the upper end cover through the linear rotating bearing, and the damping spring passes through the first rotating bearing and The second rotating bearing is arranged between the lower end cover and the lower end cover.
- the upper coils are sequentially connected in series along the circumferential direction to form a winding 1
- the mover is composed of a toroidal iron core embedded with a tile-shaped permanent magnet and a toroidal permanent magnet combined in an axial direction.
- the iron core toroid and the toroidal permanent magnet are arranged in a non- On the magnetic axis.
- the stator axial tooth pitch ⁇ s 18mm
- the toroidal cores are arranged alternately in the NN direction and the SS direction of the tile-shaped CPM; the toroidal permanent magnets are embedded between the two toroidal cores at NS intervals, As shown in Figure 5.
- the magnetic circuit directions of the mover core blocks embedded with two different directions of CPM are opposite in the circumferential direction. Because the stator modules are arranged alternately on the front and back, the coil directions are opposite, and the two permanent magnets in the magnetizing direction The direction of the generated back EMF is the same. When rotating, a continuous back electromotive force is generated in the rotating winding. As shown in Fig. 7, the linear motion magnetic circuit has two types: single ring permanent magnet excitation and tile permanent magnet and ring permanent magnet excitation. When the mover moves linearly, since the linear coils of the same stator module are connected in series, the linear windings in the axial direction generate continuous back electromotive force with the same amplitude. When the mover receives the linear force and the rotational torque at the same time, the back electromotive force is generated in the linear and rotating windings at the same time.
- the active body adjustment and energy feedback of the suspension with two degrees of freedom can be realized through the electric and power generation motion control of the linear rotating motor actuator.
- the two-degree-of-freedom electromagnetic energy-feeding suspension of the present invention mainly has two kinds of vehicle body stable energy consumption modes and vibration and swing energy-feeding modes, and the two modes are coordinated and switched according to the vehicle driving settings.
- the two-degree-of-freedom electromagnetic energy-feeding suspension of the present invention is mainly in the stable energy consumption mode of the car body and the two operating states of vibration and swing energy-feeding modes are coordinated and switched; when operating in suburban conditions, the present invention
- the two-degree-of-freedom electromagnetic energy-feeding suspension is mainly in a stable energy consumption mode of the body.
- the two-degree-of-freedom electromagnetic energy-feeding suspension of the present invention is mainly in the energy-feeding mode of vehicle body vibration and swing; when the vehicle is in the comfortable driving mode, the two-degree-of-freedom electromagnetic energy-feeding suspension of the present invention is mainly It is in a two-degree-of-freedom vehicle body stable energy consumption mode; when the vehicle is in a high-efficiency driving mode, the two-degree-of-freedom electromagnetic energy-feeding suspension of the present invention is mainly in a vehicle body vibration and swing energy-feeding mode; when the vehicle is in an automatic driving mode, the The invented two-degree-of-freedom electromagnetic energy-feeding suspension is mainly in the coordinated switching of two operating states of the stable energy consumption mode of the vehicle body and the vibration and swing energy-feeding modes.
- the structure of the suspension energy-feeding battery and the power battery in parallel is adopted.
- the structure of a 1/2 two-degree-of-freedom electromagnetic energy-feeding suspension system is shown in Figure 8.
- the system consists of left and right suspensions, two-way inverters and batteries.
- the energy-fed active suspension system realizes the drive control and energy recovery and storage of the motor through the power converter.
- the structural block diagram of the application system of the present invention in a pure electric vehicle as shown in Figure 9, adopts a parallel structure with the main drive system of the electric vehicle, and the power battery and the suspension battery realize energy transmission through a bidirectional DC-DC converter.
- the vehicle controller detects the real-time status of the power battery pack and the suspension battery pack, and can charge the power battery pack when the voltage level of the suspension battery pack is low. When the suspension battery pack is fully charged, the power battery pack can be charged, thereby realizing the effective use of electric vehicle energy.
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Abstract
Description
Claims (9)
- 一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由度电磁馈能悬架,其特征在于,包括双绕组混合磁路直线旋转永磁电机作动器(1)、减振弹簧(4)、悬架外壳(10)、上端盖(9-2)、下端盖(9-1)、车身联结扣(5)和车轮联结扣(6);所述两自由度电磁馈能悬架的一侧是车轮联结扣(6),另一侧是车身联结扣(5);所述悬架外壳(10)穿过下端盖(9-1);所述下端盖(9-1)和上端盖(9-2)是同心并排设置,所述减振弹簧(4)通过第一旋转轴承(8-1)设置在上端盖(9-2)与下端盖(9-1)之间,并套在悬架外壳(10)上;所述上端盖(9-2)与车轮联结扣(6)相连;所述悬架外壳(10)内设置有双绕组混合磁路直线旋转永磁电机作动器(1),所述双绕组混合磁路直线旋转永磁电机作动器(1)的输入轴与车轮联结扣(6)相连,双绕组混合磁路直线旋转永磁电机作动器(1)的输出轴依次穿过直线旋转轴承(7)、第二旋转轴承(8-2)、上端盖(9-2)与车身联结扣(5)相连。
- 根据权利要求1所述的一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由度电磁馈能悬架,其特征在于,所述双绕组混合磁路直线旋转永磁电机作动器(1)包括定子(1-1)和动子,动子实现直线、旋转和螺旋运动,所述定子(1-1)由n个定子模块沿轴向按照正反面交替方式依次排列构成,每个所述定子模块具有m个定子齿,每个定子齿上设置有两套集中式绕组;所述动子由嵌有瓦片状永磁体(2-2)的圆环铁芯(2-3)和圆环永磁体(2-1)沿轴向交替排列组合构成,所述圆环铁芯与所述圆环永磁体(2-1)设置于非导磁轴(3)上。
- 根据权利要求1所述的一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由度电磁馈能悬架,其特征在于,两套集中式绕组中,上层绕组(1-3)和下层绕组(1-2);在同一个定子模块中,上层绕组(1-3)的上层线圈沿圆周方向依次串联连接构成一个绕组1,轴向上n个绕组1再联结成电枢绕组1;沿轴向的n个定子模块的同一轴向方向下层绕组(1-2)的下层线圈依次串联构成一个绕组2,圆周方向上j个绕组2联结成电枢绕组2。
- 根据权利要求2所述的一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由度电磁馈能悬架,其特征在于,所述瓦片状永磁体(2-2)沿径向充磁,轴向长度为l1,所述圆环永磁体(2-1)沿轴向充磁,轴向宽度为l2,且满足g(l1+l2)=nτ s,其中τ s为轴向定子齿距,g为圆环永磁体(2-1)个数。
- 根据权利要求2所述的一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由 度电磁馈能悬架,其特征在于,每个所述圆环铁芯(2-3)上嵌有k个瓦片状永磁体(2-2),在同一个圆环铁芯(2-3)上,k个瓦片状永磁体(2-2)充磁方向一致,充磁方向都为N-N或者都为S-S,圆环铁芯具有k个凸齿和k个凹槽,凹槽用来嵌入瓦片状永磁体;在轴向上,所述圆环铁芯(2-3)按照所述瓦片状永磁体(2-2)的N-N方向与S-S方向交替依次设置;所述圆环永磁体(2-1)按N-S间隔嵌在两个所述圆环铁芯(2-3)之间。
- 根据权利要求2所述的一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由度电磁馈能悬架,其特征在于,非导磁轴(3)的一端为双绕组混合磁路直线旋转永磁电机作动器(1)的输入轴,非导磁轴(3)的另一端为双绕组混合磁路直线旋转永磁电机作动器(1)的输出轴。
- 根据权利要求6所述的一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由度电磁馈能悬架,其特征在于,悬架外壳(10)为圆柱状空壳,圆柱状的两端开有通孔,双绕组混合磁路直线旋转永磁电机作动器(1)的输入轴和输出轴分别从两端的通孔穿过。
- 根据权利要求1所述的一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由度电磁馈能悬架,其特征在于,所述车轮联结扣(6)与悬架外壳(10)相连,车身联结扣(5)与车身相连。
- 根据权利要求1所述的一种基于双绕组混合磁路直线旋转永磁电机作动器的两自由度电磁馈能悬架,其特征在于,通过对双绕组混合磁路直线旋转永磁电机作动器(1)的电动和发电运动控制实现悬架两自由度的主动车身调整和能量回馈;两自由度电磁馈能悬架主要有车身稳定耗能模式和振动与摇摆馈能模式两种,根据车辆行驶设置进行两种模式的协调切换;当在城市工况运行时,两自由度电磁馈能悬架处于车身稳定耗能模式和振动与摇摆馈能模式两种运行状态协调切换;当在市郊工况运行时,两自由度电磁馈能悬架处于车身稳定的耗能模式,当车辆处于运动驾驶模式时,两自由度电磁馈能悬架处于车身振动与摇摆的馈能模式;当车辆处于舒适驾驶模式时,两自由度电磁馈能悬架处于两自由度车身稳定的耗能模式;当车辆处于高效驾驶模式时,两自由度电磁馈能悬架主要处于车身振动与摇摆的馈能模式;当车辆处于自动驾驶模式时,两自由度电磁馈能悬架主要处于车身稳定耗能模式和振动与摇摆馈能模式两种运行状态协调切换。
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CN112503133B (zh) * | 2020-11-11 | 2023-08-22 | 江苏大学 | 一种多功能混合电磁减振*** |
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