CN104880672B - A kind of device of aligned spaces battery electrical characteristics under different acceleration conditions - Google Patents
A kind of device of aligned spaces battery electrical characteristics under different acceleration conditions Download PDFInfo
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- CN104880672B CN104880672B CN201510137163.9A CN201510137163A CN104880672B CN 104880672 B CN104880672 B CN 104880672B CN 201510137163 A CN201510137163 A CN 201510137163A CN 104880672 B CN104880672 B CN 104880672B
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Abstract
A kind of device of aligned spaces battery (including state of weightlessness and acceleration condition greatly with 1g) electrical characteristics under different acceleration conditions,Be advantageous to set the stress of diverse location and different acceleration for space battery,So as to reach electrical characteristic parameter test or calibration to space battery under different force environments,It is characterized in that,Including rotating disk,The center connection turntable shaft of the rotating disk,The centre of the rotating disk is provided with center and fixes chuck,Several centripetal chucks are distributed between the center of the edge of the rotating disk and the rotating disk,Remove one of them centripetal chuck (No. ten centripetal chuck),Remaining centripetal chuck is connected by chuck trip shaft with the rotating disk,Test equipment fixed structure is provided with one of those described centripetal chuck (No. ten centripetal chuck),Space battery neck is provided with remaining described centripetal chuck,The center is fixed on chuck and is provided with the fixed structure that can fix test equipment and space battery.
Description
Technical field
The present invention relates to space storage battery characteristic test or collimation technique, particularly a kind of aligned spaces battery is not
With the device of electrical characteristics under acceleration condition, be advantageous to the stress shape for space battery setting diverse location and different acceleration
State, so as to reach electrical characteristic parameter test or calibration to space battery under different force environments.
Background technology
Space battery is an important component in aerospace craft.It is spacecraft power supply main during shade
Power supply.Before vehicle launch lift-off, space battery needs to carry out a series of test on the ground, and tellurian ring
There is the weightlessness of very big difference, especially space in border and the environment in space, be difficult prolonged mould on earth
Intend, to reach the purpose of test.May so cause parameter be out of one's reckoning or the SOC of deviation, especially space battery
The state-of-charge parameter of (state of charge) parameter, i.e. battery, it is an important parameter of space battery,
Remaining battery capacity is characterize, the accurate management of charging and discharging system for being estimated as battery of this parameter provides foundation, so as to
Extend the service life of space battery.
The space battery tested on earth, all by gravitational effect of the earth to it, due to this
The effect of power, make to produce interaction between internal storage battery material.Although around the spaceborne battery of earth flight
Also acted on by the gravitation of the earth, but this power provides the centripetal acceleration of battery, the material of internal storage battery completely
Between not because its generation interaction.The data obtained by battery are so tested on the ground to be likely to working in space
Battery the data obtained have very big difference, thus need calibrate state of weightlessness under space battery.Aircraft is being launched
In way, space battery is different from tellurian stressing conditions by different acceleration, may so cause changing for electrical characteristics
Become, it is necessary to be calibrated to the space battery being under different acceleration conditions.For space battery in different acceleration
The test of electrical characteristics under state, it is general using the method that falls from high altitude, it is calibrator (-ter) unit the problem of this method maximum and is calibrated
Space battery is all under same acceleration environment, and standard device is examined and determine under the gravitational field environment of standard, it
Characteristic under other acceleration environments is unknown, therefore, it is possible to bring original reason error.The present invention is aiming at this
Problem, it is proposed that a kind of calibrating installation, be in even if being calibrated space battery under various acceleration environments, standard device is all the time
Under gravitational field environment in standard, reach the school to the components such as space battery electrical characteristics under the conditions of different acceleration
It is accurate.
The content of the invention
The present invention is for defect or deficiency present in prior art, there is provided a kind of aligned spaces battery is in different acceleration
The device of electrical characteristics under degree state, be advantageous to set the stress of diverse location and different acceleration for space battery, from
And reach the electrical characteristic parameter test or calibration to space battery under different force environments.
Technical solution of the present invention is as follows：
A kind of aligned spaces battery (including state of weightlessness and acceleration shape greatly with 1g under different acceleration conditions
State) electrical characteristics device, it is characterised in that including rotating disk, the center of rotating disk connection turntable shaft, the central part of the rotating disk
Position is provided with center and fixes chuck, and several centripetal chucks are distributed between the edge of the rotating disk and the center of the rotating disk,
Except one of those centripetal chuck (No. ten centripetal chuck), remaining centripetal chuck passes through chuck trip shaft and the rotating disk phase
Connection, is provided with test equipment fixed structure on one of those described centripetal chuck (No. ten centripetal chuck), it is described remaining
Centripetal chuck on be provided with space battery neck, the center, which is fixed on chuck to be provided with, can fix test equipment and space
The specific structure of battery.
Several described centripetal chucks are distributed on the same circumference in the rotating disk, the axis of the chuck trip shaft
It is tangent with the same circumference.
When being calibrated on ground, space battery to be calibrated is fixed in the centripetal chuck space battery neck, in described
The heart fixes chuck fixed standard equipment (or module), and the space battery to be calibrated connects the standard device by wire
(or module), drive devices are rotated by the turntable shaft driving rotating disk with a fixed angular speed, obtain space battery to be calibrated
Certain centripetal acceleration is obtained, is combined to obtain another acceleration condition by certain centripetal acceleration and acceleration of gravity,
Another acceleration condition changes with the change of angular speed, so as to realize that the difference for being in space battery more than 1g adds
The calibration of electrical characteristics under speed state.Standard device (or module) is in the center of rotating mechanism, suffered acceleration and rotation
Mechanism angular velocity of rotation is unrelated, all the time in normal gravity field.
Punctual in the spacecraft colonel to orbit the earth, space battery to be calibrated is fixed on the center of the plane of rotor disc
Position, standard device are fixed on a centripetal chuck, are connected between the space battery to be calibrated and standard device with wire
Connect.Drive device is rotated by the turntable shaft driving rotating disk with a fixed angular speed, is obtained the standard device and is added with gravity
The equivalent centripetal acceleration of speed, so as to realize the calibration to electrical characteristics under the battery below-G conditions of space.
The turntable shaft connects motor by transmission device.
The motor connection motor control assembly.
Nine centripetal chucks are distributed with the rotating disk, the card of first centripetal chuck is parallel with the disc surfaces,
The card of second centripetal chuck is rotated by 90 ° towards the center of turntable, and the card of the 3rd centripetal chuck is towards the center of turntable
180 degree is rotated, the card of the 4th centripetal chuck rotates 270 degree towards the center of turntable, in first to the 4th centripetal card
The both positive and negative polarity line in the battery neck of space on disk is each perpendicular to respective chuck trip shaft；The disk of 5th centripetal chuck
Face is parallel with the disc surfaces, and the card of the 6th centripetal chuck is rotated by 90 ° towards the center of turntable, the 7th centripetal card
The card of disk rotates 180 degree towards the center of turntable, and the card of the 8th centripetal chuck rotates 270 degree towards the center of turntable,
The both positive and negative polarity line in the battery neck of space on the 5th to the 8th centripetal chuck turns over each parallel to respective chuck
Rotating shaft, the card of No. ten centripetal chuck are parallel with affiliated plane of rotor disc.
The technique effect of the present invention is as follows：A kind of aligned spaces battery electrical characteristics under different acceleration conditions of the present invention
Device, its general principle is exactly when turntable rotation, and the acceleration that the object on disk edge position is subject to is with turning
Speed change and change, and in center of turntable position equipment suffered by acceleration it is constant all the time.So, the device is placed on
During ground experiment, standard device is among rotating disk, and suffered acceleration is the gravitational field environment of standard, can by changing rotating speed
To calibrate the space battery characteristics being more than under the different acceleration environments of 1 g (acceleration of gravity of object on the earth).Especially
It is that the device can be placed on to space station work, space battery will be calibrated is fixed on the center of rotating disk, residing is
State of weightlessness, standard device are fixed on disk edge, by controlling the rotating speed for keeping certain so that the centripetal acceleration of edge
For 1g.Standard device is in the acceleration environment of standard, realizes the calibration to electrical characteristics under the battery below-G conditions of space.
Brief description of the drawings
Fig. 1 is the apparatus structure for implementing a kind of aligned spaces battery electrical characteristics under different acceleration conditions of the present invention
Principle schematic.
Fig. 2 is a kind of apparatus structure schematic diagram of aligned spaces battery electrical characteristics under different acceleration conditions.
Fig. 3 is dress of the space battery in a kind of aligned spaces battery electrical characteristics under more than 1g difference acceleration conditions
Stress schematic diagram in putting.
Fig. 4 is the stress schematic diagram of hollow battery of number one chuck.
Fig. 5 is the stress schematic diagram of hollow battery of No. second chuck.
Fig. 6 is the stress schematic diagram of hollow battery of No. three chuck.
Fig. 7 is the stress schematic diagram of hollow battery of No. four chuck.
Reference lists as follows：1- number ones chuck or first centripetal chuck；No. second chuck of 2- or second to
Heart chuck；No. three chuck of 3- or the 3rd centripetal chuck；No. four chuck of 4- or the 4th centripetal chuck；No. five chuck of 5-
Or the 5th centripetal chuck；No. six chuck of 6- or the 6th centripetal chuck；No. seven chuck of 7- or the 7th centripetal chuck；8-
No. eight chuck or the 8th centripetal chuck；Chuck is fixed at No. nine chuck of 9- or center or chuck is fixed at test equipment center；
No. ten chuck of 10- or No. ten centripetal chuck or test equipment edge fix chuck；11- chuck reverses directions；12- chucks turn over
Rotating shaft；13- spaces battery neck；14- rotating disks；15- tumble ports；16- turntable shafts；17- transmission devices；18- motors or servo
Motor；19- motor control assemblies.
Embodiment
Below in conjunction with the accompanying drawings (Fig. 1-Fig. 7) the present invention will be described.
Fig. 1 is the apparatus structure for implementing a kind of aligned spaces battery electrical characteristics under different acceleration conditions of the present invention
Principle schematic.Fig. 2 is a kind of apparatus structure schematic diagram of aligned spaces battery electrical characteristics under different acceleration conditions.Such as
Shown in Fig. 1 to Fig. 2, a kind of device of aligned spaces battery electrical characteristics under different acceleration conditions, including rotating disk 14, it is described
The center connection turntable shaft 16 of rotating disk 14, the centre of the rotating disk 14 are provided with center and fix chuck 9, the rotating disk 14
Be distributed between the center of edge and the rotating disk 14 several centripetal chucks (such as 1, No. second chuck 2 of number one chuck,
No. three chuck 3, No. four chuck 4, No. five chuck 5, No. six chuck 6, No. seven chuck 7, No. eight chuck the 8, the tenth
Number chuck 10), except one of those centripetal chuck (No. ten centripetal chuck), remaining centripetal chuck passes through chuck trip shaft 12
It is connected with the rotating disk 14, except one of those centripetal chuck (No. ten centripetal chuck), is set on remaining centripetal chuck
There is space battery neck 13, test equipment fixed structure is provided with No. ten chuck.The center is fixed on chuck 9 and set
There is the specific structure of energy fixed standard equipment and space battery.Several described centripetal chucks are distributed in the rotating disk 14
On same circumference, the axis of the chuck trip shaft 12 and the same circumference are tangent.It is described centripetal when being calibrated on ground
Space battery to be calibrated is fixed in chuck space battery neck 13, the fixed standard equipment of chuck 9 is fixed at the center, described
Connected between space battery and standard device to be calibrated with wire.Drive device by the driving rotating disk 14 of turntable shaft 16 with
One fixed angular speed rotates, and space battery to be calibrated is obtained certain centripetal acceleration, by certain centripetal acceleration and again
Power acceleration is combined to obtain another acceleration condition, and another acceleration condition changes with the change of angular speed.
The spacecraft colonel to orbit the earth is punctual, and the center, which is fixed on chuck 9, fixes space battery to be calibrated, described No. 10
Fixed standard equipment on centripetal chuck, connected between the space battery to be calibrated and standard device with wire.Drive device
Rotated by the driving rotating disk 14 of turntable shaft 16 with a fixed angular speed, obtain the standard device equivalent with acceleration of gravity
Centripetal acceleration, so as to realize the calibration to electrical characteristics under the battery below-G conditions of space.The turntable shaft 16 passes through transmission
Device 17 connects motor 18.The motor 18 connects motor control assembly 19.Nine centripetal chucks are distributed with the rotating disk 14,
The card of first centripetal chuck 1 is parallel with the disc surfaces, and the card of second centripetal chuck 2 is revolved towards the center of turntable
It turn 90 degrees, the card of the 3rd centripetal chuck 3 rotates 180 degree towards the center of turntable, and the card of the 4th centripetal chuck 4 is towards institute
State center of turntable and rotate 270 degree, the both positive and negative polarity company in the space battery neck 13 on first to the 4th centripetal chuck
Line is each perpendicular to respective chuck trip shaft 12；The card of 5th centripetal chuck 5 is parallel with the disc surfaces, the 6th to
The card of heart chuck 6 is rotated by 90 ° towards the center of turntable, and the card of the 7th centripetal chuck 7 rotates towards the center of turntable
180 degree, the card of the 8th centripetal chuck 8 rotates 270 degree towards the center of turntable, on the 5th to the 8th centripetal chuck
Space battery neck 13 in both positive and negative polarity line each parallel to respective chuck trip shaft 12, the disk of No. ten centripetal chuck
Face is parallel with the plane of rotor disc.
Apparatus of the present invention are placed in earth plane, when rotating disk is parallel to the ground and is rotated with w angular speed, neck
The stressing conditions of interior space battery are as shown in figure 3, stress balance in vertical direction, respectively by gravity and holding power 1.Water
Square upwards by centripetal force, the size of centripetal force is F2=mw2L is (it is assumed that the space battery being placed in disk edge neck
Quality be m, the distance of battery centre-to-centre spacing center of turntable is L, and the angular speed that rotating disk rotates is w), direction is pointed to axle center and turned
Disk center.The holding power of making a concerted effort of wherein both centripetal force and holding power is removed under adjacent material internal action power, because of outer masterpiece
The power caused by another interaction.In the presence of gravity and centripetal force, internal storage battery adjacent each material in space produces
Mutually extruding, some possibility occur the relative change of position, may finally cause the change of space battery outer electrical property.Enclose
The carry-on space battery to be moved in a circle around the earth, in complete agravity state, the various materials of internal storage battery it
Between except intrinsic interaction force (gravitation of very little, molecular force etc.) outside, not because outside big active force is (main
Refer to gravitation of the earth etc.) make to produce interaction between internal adjacent material, the state of this complete agravity exists
It is difficult simulation on the earth.The device is placed on space station work, space battery will be calibrated is fixed on the centre of rotating disk, it is described
Aligned spaces battery is in state of weightlessness, and standard device is fixed on disk edge, by controlling the rotating speed for keeping certain so that
The centripetal acceleration of edge is 1g.Standard device is in the acceleration environment of standard, realizes to space battery below-G conditions
The calibration of lower electrical characteristics.
When apparatus of the present invention are placed on earth surface, the stressing conditions of the battery of disk edge are placed on, with Fig. 2 visual angle
Go to see, by taking the battery that leftward position is placed as an example, stress is as shown in Figure 3.Point to ground by the center of gravity of battery in the direction of gravity
Center of turntable rotating shaft is pointed in the heart, the direction of centripetal force by the center of gravity of battery, and parallel with plane of rotor disc.The side of holding power 1
To in opposite direction equal in magnitude with gravity, holding power is centripetal force and holding power 1 is made a concerted effort.Other batteries on disk edge
The equivalent Fig. 3 of stressing conditions described in.It can be studied as follows using apparatus of the present invention：Research contents one, it is battery with centripetal
The change of the change electrical characteristics of power size.Research contents two, as shown in figure 3, suffered holding power relative to battery direction itself
Change, the change of storage battery characteristic.The change of relative position of the holding power suffered by battery relative to battery structure in itself, figure
4 be the stress schematic diagram of hollow battery of number one chuck.Fig. 5 is the stress shape of hollow battery of No. second chuck
State schematic diagram.Fig. 6 is the stress schematic diagram of hollow battery of No. three chuck.Fig. 7 is hollow storage of No. four chuck
The stress schematic diagram of battery.Shown in Fig. 4,5,6,7, respectively No. 1, No. 2, No. 3, No. 4 batteries, respectively spinned along Fig. 1
The rotating shaft direction of arrow sees, institute's stressing conditions."+" "-" represents positive ends and the negative polarity end of battery.It once can be set eight
The diverse location state of space battery, 8 space batteries are corresponded to and are fitted into 8 centripetal chucks.Space battery the 5th
Number, No. 6, No. 7, the analysis of the stressing conditions of No. 8 it is similar.
In Fig. 3, the size of holding power is that internal storage battery material produces the external factor to interact, the size of holding power
Represented with symbol F, the quality of material is represented with symbol m, and the rotating speed of rotating disk is w, and the distance of battery distance of centre of gravity center of turntable is
L, the size of centripetal force is F2=mw2L, the size of holding power 1 is F1=mg
Then holding power F size is
Definition：
g0For the size of unit quality material suffered applied external force under identical stressing conditions.It is big due to this power
The small and difference in direction, the outside electrical characteristics of space battery may change.
It is hereby stated that described above contribute to skilled artisan understands that the invention, but not limit the present invention
The protection domain of creation.It is any that equivalent substitution described above, modification are improved without departing from the invention substantive content
And/or the implementation deleted numerous conform to the principle of simplicity and carried out, each fall within the protection domain of the invention.
Claims (6)
1. a kind of device of aligned spaces battery electrical characteristics under different acceleration conditions, it is characterised in that including rotating disk, institute
State the center connection turntable shaft of rotating disk, the centre of the rotating disk is provided with center and fixes chuck, the edge of the rotating disk with
Several centripetal chucks are distributed between the center of the rotating disk, the plane of one of those centripetal chuck is flat with the rotating disk
Face is parallel and is fixed on plane of rotor disc, and remaining centripetal chuck is connected by chuck trip shaft with the rotating disk, is fixed on
Test equipment fixed structure is provided with centripetal chuck on plane of rotor disc, space battery is provided with remaining centripetal chuck
Neck, the center are fixed on chuck and are provided with the fixed structure that can fix test equipment and space battery；
When being calibrated on ground, space battery to be calibrated is fixed in the space battery neck, the center is fixed chuck and led to
The fixed structure connecting test equipment of test equipment and space battery can be fixed by crossing, and the space battery to be calibrated is by leading
Line connects the test equipment, and the test equipment includes normed space battery, and drive device is driven by the turntable shaft
Turn disk is rotated with a fixed angular speed, space battery to be calibrated is obtained certain centripetal acceleration, by this it is certain centripetal plus
Speed and acceleration of gravity are combined to obtain another acceleration condition, another acceleration condition with the change of angular speed and
Change.
2. the device of aligned spaces battery electrical characteristics under different acceleration conditions according to claim 1, its feature
Be, several described centripetal chucks are distributed on the same circumference in the rotating disk, the axis of the chuck trip shaft with
The same circumference is tangent.
3. the device of aligned spaces battery electrical characteristics under different acceleration conditions according to claim 1, its feature
It is, punctual in the spacecraft colonel to orbit the earth, the center is fixed on chuck and fixes space battery to be calibrated, described
Fixed standard equipment on corresponding centripetal chuck on plane of rotor disc, with leading between the space battery to be calibrated and standard device
Line is connected, and drive device rotate by the turntable shaft driving rotating disk with a fixed angular speed, the test equipment is obtained and again
The equivalent centripetal acceleration of power acceleration, so as to realize the calibration to electrical characteristics under the battery below-G conditions of space.
4. the device of aligned spaces battery electrical characteristics under different acceleration conditions according to claim 1, its feature
It is, the turntable shaft connects motor by transmission device.
5. the device of aligned spaces battery electrical characteristics under different acceleration conditions according to claim 4, its feature
It is, the motor connection motor control assembly.
6. the device of aligned spaces battery electrical characteristics under different acceleration conditions according to claim 1, its feature
It is, nine centripetal chucks are distributed with the rotating disk, and the card of first centripetal chuck is parallel with the disc surfaces, and second
The card of individual centripetal chuck is rotated by 90 ° towards the center of turntable, and the card of the 3rd centripetal chuck rotates towards the center of turntable
180 degree, the card of the 4th centripetal chuck rotates 270 degree towards the center of turntable, on first to the 4th centripetal chuck
Space battery neck in both positive and negative polarity line be each perpendicular to respective chuck trip shaft；The card of 5th centripetal chuck with
The disc surfaces are parallel, and the card of the 6th centripetal chuck is rotated by 90 ° towards the center of turntable, the 7th centripetal chuck
Card rotates 180 degree towards the center of turntable, and the card of the 8th centripetal chuck rotates 270 degree towards the center of turntable, the
The both positive and negative polarity line in the battery neck of space on five to the 8th centripetal chucks each parallel to respective chuck trip shaft,
The plane of 10th centripetal chuck is parallel with described plane of rotor disc and is fixed on plane of rotor disc.
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| CN108226793A (en) * | 2017-12-12 | 2018-06-29 | 深圳天溯计量检测股份有限公司 | A kind of battery washing testing machine and washing methods |
| CN109782174A (en) * | 2018-10-17 | 2019-05-21 | 深圳渝鹏新能源汽车检测研究有限公司 | A kind of roll-over test equipment and axial switching method |
| CN112415406B (en) * | 2020-11-05 | 2022-07-26 | 宁波工程学院 | New energy automobile battery centrifugation accelerated discharge tester |
| CN112505556A (en) * | 2020-11-05 | 2021-03-16 | 宁波工程学院 | New energy automobile battery forward and reverse variable acceleration capacity test machine |
| CN112526364A (en) * | 2020-11-06 | 2021-03-19 | 宁波工程学院 | Horizontal detection device of new energy automobile battery under different accelerations |
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