CN114114012A - Two-degree-of-freedom double-stator generator experiment bench - Google Patents
Two-degree-of-freedom double-stator generator experiment bench Download PDFInfo
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- CN114114012A CN114114012A CN202111460826.2A CN202111460826A CN114114012A CN 114114012 A CN114114012 A CN 114114012A CN 202111460826 A CN202111460826 A CN 202111460826A CN 114114012 A CN114114012 A CN 114114012A
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- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000005259 measurement Methods 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 abstract description 20
- 230000010354 integration Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000010248 power generation Methods 0.000 description 13
- 238000011160 research Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
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- G01R1/04—Housings; Supporting members; Arrangements of terminals
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Abstract
The invention discloses a two-degree-of-freedom double-stator generator experiment bench which comprises an installation base, a linear motor providing axial force for a generator to be tested, a rotating motor providing circumferential torque for the generator to be tested, a support supporting the generator to be tested and a base. The linear motor is fixed on the installation base, can drag the active cell of the generator to be tested to slide along the self axis direction, the rotating electrical machines is connected to the installation base in a sliding manner, can drag the active cell of the generator to be tested to rotate around the self axis, and the generator to be tested is connected with the linear motor providing axial force and the rotating electrical machines providing circumferential torque through the first bearing piece and the second bearing piece. The invention can simultaneously measure the performance parameters of linear motion, rotary motion and spiral motion of the generator to be measured, is convenient for fully measuring various performance parameters of the generator to be measured, and has the advantages of simple structure, high integration level, convenient operation and processing and manufacturing.
Description
Technical Field
The invention relates to the technical field of motor experiments, in particular to a two-degree-of-freedom motor experiment bench, and particularly relates to a two-degree-of-freedom double-stator generator experiment bench.
Background
With the attention of people on environmental protection and the aggravation of global energy crisis, clean renewable energy power generation is widely concerned by countries in the world. The marine wind energy and wave energy reserves are huge, so that the wind energy power generation and the wave energy power generation are developed rapidly, but the efficiency and the power of the traditional independent wind energy and wave energy power generation modes are limited, and the requirements of future development are difficult to meet. In recent years, experts and scholars at home and abroad carry out deep research on a wind and wave combined power generation system and apply a two-degree-of-freedom generator to the wind and wave combined power generation system. As a key core component of a wind wave combined power generation system, the performance of a two-degree-of-freedom generator is one of key factors for measuring the performance of the whole power generation system, so that the research on the two-degree-of-freedom generator for wind wave combined power generation is the most important factor, and the research on an experimental bench for measuring various performance parameters of the two-degree-of-freedom generator is more and more important.
The two-degree-of-freedom generator is a generator capable of performing two-degree-of-freedom motions of linear, rotational and spiral motions. At present, when a two-degree-of-freedom generator is measured, a test bench of the linear generator is generally adopted for measuring linear motion performance parameters of the two-degree-of-freedom generator, and a test bench of the rotary generator is generally adopted for measuring rotary motion performance parameters of the rotary generator, but the performance parameters of the two-degree-of-freedom generator cannot be measured in a spiral motion state, so that various performance parameters of the two-degree-of-freedom generator cannot be sufficiently measured. Therefore, a two-degree-of-freedom generator experiment bench is needed to measure the performance parameters of the two-degree-of-freedom generator.
Disclosure of Invention
Aiming at the technical problems, the invention provides a two-degree-of-freedom double-stator generator experiment bench in order to be capable of fully measuring each performance parameter of a two-degree-of-freedom generator.
The technical scheme of the application is as follows: the utility model provides a two stator generator experiment bench of two degrees of freedom, includes installation base (1), for being surveyed linear electric motor (2) that the generator provided the axial force, for being surveyed rotating electrical machines (3) that the generator provided circumference torque, measure torque sensor (6) of rotational speed and torque, support (8) and frame (9) of being surveyed the generator, linear electric motor (2) fixed mounting in installation base (1), torque sensor (6) connect in rotating electrical machines (3), rotating electrical machines (3) are in order to follow endwise slip's mode and connect in installation base (1), support (8) are fixed in installation base (1), frame (9) slide and connect in installation base (1).
Through the technical scheme, the inner stator of the generator to be tested is fixed on the cantilever rod (81) of the support (8), the outer stator of the generator to be tested is installed on the machine base (9), and two ends of the rotor of the generator to be tested are respectively connected to the first bearing part (10) and the second bearing part (11). Then respectively starting the linear motors (2) to drag the rotor of the generator to be tested to slide along the axis direction of the rotor to perform linear motion; starting a rotating motor (3) to drag a rotor of the generator to be tested to rotate around the axis of the rotor to perform rotary motion; the linear motor (2) and the rotary motor (3) are started simultaneously, and the rotor dragging the generator to be tested slides along the axis of the rotor and rotates around the axis of the rotor to perform spiral motion, so that the performance parameters of the linear motion, the rotary motion and the spiral motion of the generator to be tested can be measured simultaneously, and the performance parameters of the generator to be tested can be conveniently and fully measured.
Optionally, be provided with first mounting (7) on linear electric motor (2), first mounting (7) include landing slab (71) and set up on landing slab (71) and install fixed plate (72) in rotating electrical machines (3), first mounting (7) set up on linear electric motor's (2) active cell, and the active cell slides and connects in guide rail (14), guide rail (14) are fixed in on installation base (1).
Optionally, the lower end of the torque sensor (6) is arranged on a platform plate (71) of the first fixing part (7), one end of the torque sensor (6) is connected with the rotating motor (3), the other end of the torque sensor is connected with the first bearing part (10), the lower end of the first bearing part (10) is provided with the second fixing part (4), and the other end of the first bearing part (10) is fixedly connected with a rotor of the generator to be tested.
Optionally, the anti-collision block (13) is fixedly installed at one end, close to the rotating electrical machine (3), of the installation base (1), the anti-collision strip (12) is arranged on the anti-collision block (13), and the anti-collision strip (12) can protect the first fixing piece (7) and the rotating electrical machine (3) from being separated from the installation base (1).
Optionally, the lower end of the base (9) is arranged on a rotor of the linear motor (2), the base (9) can fix the outer stator of the generator to be tested, the support (8) comprises a support seat (82) fixed at one end of the mounting base (1) and a cantilever rod (81) in threaded connection with the support seat (82), and the cantilever rod (81) can support and fix the inner stator of the generator to be tested.
Optionally, the cantilever bar (81) penetrates through the second bearing (11), and the cantilever bar (81) is overlapped with the axis of the second bearing (11).
Optionally, a third fixing part (5) is arranged at the lower end of the second bearing part (11), the second bearing part (11) is fixedly connected to a rotor of the generator to be tested, and the structure of the second bearing part (11) is the same as that of the first bearing part (10).
The two-degree-of-freedom double-stator generator experiment bench disclosed by the invention has the following beneficial effects:
1. when the two-degree-of-freedom double-stator generator experimental bench is used for measuring a generator to be measured, the linear motor, the rotating motor, the linear motor and the rotating motor can be respectively started to drag the rotor of the generator to be measured to operate in a related motion state, so that the two-degree-of-freedom double-stator generator experimental bench can be used for measuring various performance parameters of the single-degree-of-freedom and two-degree-of-freedom motion of the generator to be measured; the experiment bench has the advantages of simple structure, high integration level, convenient operation and easy processing and manufacturing.
2. The invention directly drives the generator to be measured to move through the linear motor and the rotating motor without an intermediate conversion device, thereby reducing the cost, reducing the electric energy consumption, increasing the energy utilization rate, having small loss, high power transmission efficiency, good measurement effect and high accuracy.
3. The base adopts the connection mode that slides, can adjust the relative position of being surveyed generator outer stator and internal stator, and the coupling condition between the two stators of full consideration measures the parameter of motor more comprehensively.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of a two-degree-of-freedom double-stator generator experimental bench disclosed by the invention.
FIG. 2 is a schematic diagram of the connection between a two-degree-of-freedom double-stator generator experiment bench and a generator to be tested.
In the figure: 1. installing a base; 2. a linear motor; 3. a rotating electric machine; 4. a second fixing member; 5. a third fixing member; 6. a torque sensor; 7. a first fixing member; 71. a platform plate; 72. a fixing plate; 8. a support; 81. a cantilever bar; 82. a supporting seat; 9. a machine base; 10. a first bearing member; 11. a second bearing member; 12. an anti-collision strip; 13. an anti-collision block; 14. a guide rail.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the present embodiments are illustrative only and not limiting.
The present application is further described below with reference to the drawings and examples.
As shown in the figure, the two-degree-of-freedom double-stator generator experiment bench of the embodiment comprises an installation base (1), a linear motor 2 providing axial force for a generator to be tested, a rotating motor 3 providing circumferential torque for the generator to be tested, a torque sensor 6 measuring rotating speed and torque, a support 8 supporting the generator to be tested and a base 9. The linear motor 2 provides axial force for the generator to be tested, and the rotating motor 3 provides circumferential torque for the generator to be tested.
As shown in fig. 1, the linear motor 2 has a multi-mover structure, a stator of the linear motor 2 is fixed to the mounting base 1 by screws, a mover of the linear motor 2 is slidably mounted on the guide rail 14, and the guide rail 14 is fixed to the mounting base 1 by screws. The first fixing member 7 is fixed on the mover of the linear motor 2, the platform plate 71 of the first fixing member 7 is fixed on the mover of the linear motor through bolts, the fixing plate 72 of the first fixing member 7 is vertically fixed on the surface of the platform plate 71 through bolts, and the first fixing member 7 is connected to the mounting base 1 through the mover of the linear motor 2 in a sliding manner.
The rotating electric machine 3 is fixed to the fixing plate 72 of the first fixing member 7 by bolts. The torque sensor 6 is also fixed on the fixing plate 72 through a bolt, the torque sensor 6 is fixed on the side close to the generator to be tested, one end of the torque sensor 6 is connected with the rotating shaft of the rotating electric machine 3, the other end of the torque sensor is connected with the first bearing part 10 through a flange, the other end of the first bearing part 10 is connected with the rotor of the generator to be tested, and the rotating shaft of the rotating electric machine can drag the rotor of the generator to be tested to rotate coaxially. The first bearing member 10 is fixed to the second fixing member 4 by screws, the second fixing member 4 is fixed to the mover of the linear motor 2 by screws, and the second fixing member 4 is slidably coupled to the mounting base 1. The third fixed part 5 is also connected to the mounting base 1 in a sliding manner, a second bearing part 11, the structure of the second bearing part 11 and the first bearing part 10 are fixed on the third fixed part 5 through bolts, and one end of the second bearing part 11 is connected to a mover of the generator to be tested. The first fixing piece 7, the second fixing piece 4 and the third fixing piece 5 slide synchronously and can drag the rotor of the tested generator to move along with the rotor.
In the sliding process, in order to protect the measuring device and the generator to be measured, an anti-collision block 13 is mounted on one end, close to the first fixing piece 7, of the mounting base 1 through a bolt, an anti-collision strip 12 is transversely mounted on the side face, close to the first fixing piece 7, of the anti-collision block 13 through a bolt, and the anti-collision strip 12 can play a role in buffering the first fixing piece 7 and prevent the first fixing piece 7 from being separated from a guide rail 14 on the mounting base 1.
The supporting seat 82 of the bracket 8 is vertically fixed at the other end of the mounting base 1 through a bolt, the cantilever rod 81 is in threaded connection with the side surface of the supporting seat 82 close to the generator to be tested, and the cantilever rod 81 penetrates through the second bearing part 11. The base 9 is fixed on the rotor of the linear motor 2 through bolts, and the base 9 is connected with the base 1 in a sliding manner to adjust the relative positions of the inner stator and the outer stator of the tested generator.
As shown in fig. 2, when measuring the generator to be measured, the inner stator of the generator to be measured is fixedly mounted on the cantilever bar 81 by bolts, the outer stator of the generator to be measured is fixedly mounted on the base 9, and two ends of the rotor of the generator to be measured are respectively connected to the first bearing 10 and the second bearing 11. If the power generation state parameters of the linear or rotary motion of the generator to be tested are measured, only the linear motor 2 or the rotary motor 3 needs to be started to drag the rotor of the generator to be tested to move; if the spiral motion power generation state parameters of the tested generator are measured, the linear motor 2 and the rotary motor 3 are started simultaneously to drag the rotor of the tested generator to carry out spiral motion, and the data parameters of the power generation states of the inner stator and the outer stator of the tested generator are recorded.
In order to measure the performance parameters of the generator more comprehensively, the linear motor 2 can drag the rotor of the generator to be measured to slide at different speeds along the self axis direction, and the rotating motor 3 can drag the rotor of the generator to be measured to rotate around the self axis at different rotating speeds and record the power generation parameters in different motion states.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, which should be construed as broadly as possible, and therefore all changes, equivalents and improvements that fall within the spirit and scope of the present invention are therefore intended to be embraced therein.
Claims (7)
1. The utility model provides a two stator generator experiment bench of two degrees of freedom which characterized in that: including installation base (1), for being surveyed linear electric motor (2) that the generator provided the axial force, for being surveyed rotating electrical machines (3) that the generator provided the circumference torque, torque sensor (6) of measurement rotational speed and torque, support (8) and frame (9) of being surveyed the generator, linear electric motor (2) fixed mounting in installation base (1), torque sensor (6) connect in rotating electrical machines (3), rotating electrical machines (3) in order to follow endwise slip's mode and connect in installation base (1), installation base (1) is fixed in support (8), frame (9) slide and connect in installation base (1).
2. The two-degree-of-freedom double-stator generator experiment bench according to claim 1, characterized in that: be provided with first mounting (7) on linear electric motor (2), first mounting (7) include landing slab (71) and set up on landing slab (71) and install fixed plate (72) in rotating electrical machines (3), first mounting (7) set up on linear electric motor's (2) active cell, and the active cell slides and connects in guide rail (14), guide rail (14) are fixed in on installation base (1).
3. The two-degree-of-freedom double-stator generator experiment bench according to claim 1, characterized in that: torque sensor (6) lower extreme sets up on the landing board (71) of first mounting (7), rotating electrical machines (3) are connected to torque sensor (6) one end, and the other end is connected in first bearing spare (10), first bearing spare (10) lower extreme is provided with second mounting (4), first bearing spare (10) other end fixed connection is in the active cell of being surveyed the generator.
4. The two-degree-of-freedom double-stator generator experiment bench according to claim 2, characterized in that: anticollision piece (13) fixed mounting is in the one end that installation base (1) is close to rotating electrical machines (3), anticollision strip (12) set up on anticollision piece (13), anticollision strip (12) can protect first mounting (7) and rotating electrical machines (3) to break away from installation base (1).
5. The two-degree-of-freedom double-stator generator experiment bench according to claim 1, characterized in that: the lower end of the base (9) is arranged on a rotor of the linear motor (2), the base (9) can fix an outer stator of the generator to be tested, the support (8) comprises a supporting seat (82) fixed at one end of the mounting base (1) and a cantilever rod (81) in threaded connection with the supporting seat (82), and the cantilever rod (81) can support and fix the inner stator of the generator to be tested.
6. The two-degree-of-freedom double-stator generator experiment bench according to claim 5, wherein: the cantilever rod (81) penetrates through the second bearing piece (11), and the cantilever rod (81) is superposed on the axis of the second bearing piece (11).
7. The two-degree-of-freedom double-stator generator experiment bench according to claim 6, wherein: and a third fixing piece (5) is arranged at the lower end of the second bearing piece (11), the second bearing piece (11) is fixedly connected to a rotor of the tested generator, and the structure of the second bearing piece (11) is the same as that of the first bearing piece (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111460826.2A CN114114012A (en) | 2021-12-03 | 2021-12-03 | Two-degree-of-freedom double-stator generator experiment bench |
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| CN202111460826.2A CN114114012A (en) | 2021-12-03 | 2021-12-03 | Two-degree-of-freedom double-stator generator experiment bench |
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| CN114114012A true CN114114012A (en) | 2022-03-01 |
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| CN202111460826.2A Pending CN114114012A (en) | 2021-12-03 | 2021-12-03 | Two-degree-of-freedom double-stator generator experiment bench |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116766137A (en) * | 2023-08-25 | 2023-09-19 | 菏泽天盈新能源有限公司 | Test fixture of wind driven generator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106324499A (en) * | 2016-08-02 | 2017-01-11 | 东南大学 | Dynamic performance test device for linear rotating motor and testing method |
| CN112985669A (en) * | 2021-03-24 | 2021-06-18 | 横川机器人（深圳）有限公司 | Two-degree-of-freedom parameter measuring device for linear rotation of motor |
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2021
- 2021-12-03 CN CN202111460826.2A patent/CN114114012A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106324499A (en) * | 2016-08-02 | 2017-01-11 | 东南大学 | Dynamic performance test device for linear rotating motor and testing method |
| CN112985669A (en) * | 2021-03-24 | 2021-06-18 | 横川机器人（深圳）有限公司 | Two-degree-of-freedom parameter measuring device for linear rotation of motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116766137A (en) * | 2023-08-25 | 2023-09-19 | 菏泽天盈新能源有限公司 | Test fixture of wind driven generator |
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Application publication date: 20220301 |