CN106628279A - System and method for balancing friction force of solar cell array suspension unfolding device - Google Patents
System and method for balancing friction force of solar cell array suspension unfolding device Download PDFInfo
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- CN106628279A CN106628279A CN201610981666.9A CN201610981666A CN106628279A CN 106628279 A CN106628279 A CN 106628279A CN 201610981666 A CN201610981666 A CN 201610981666A CN 106628279 A CN106628279 A CN 106628279A
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- fixed pulley
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- short lead
- lead rail
- balancing weight
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G7/00—Simulating cosmonautic conditions, e.g. for conditioning crews
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Abstract
The invention discloses a system and method for balancing the friction force of a solar cell array suspension unfolding device. The system comprises a truss structure, a guide rail structure and a suspension structure. The truss structure comprises a truss main body, four truss supporting legs and a fixed pulley installation frame. The four truss supporting legs are symmetrically distributed in a pairwise mode and support the truss main body. The fixed pulley installation frame is arranged above one end of the truss main body. The guide rail structure is arranged below the truss main body and comprises two parallelly-arranged long guide rails and a short guide rail. The short guide rail is connected to the two long guide rails through two large tackles in a sleeving mode. The suspension structure comprises a suspension assembly, a first counterweight block, a traction rope, an upper fixed pulley, a lower fixed pulley and a second counterweight block. The suspension assembly is slidably connected with the short guide rail through a small tackle. The first counterweight block is suspended below the suspension assembly, and the weight of the first counterweight block is equal to that of a single cell panel. One end of the traction rope is fixedly connected with the small tackle, and the other end of the traction rope is fixedly connected with the second counterweight block through the lower fixed pulley arranged at the lower end of the fixed pulley installation frame and the upper fixed pulley arranged at the upper end of the fixed pulley installation frame in sequence.
Description
Technical field
The present invention relates to solar battery array hanging expanding unit technical field, more particularly to one kind balance solar battery array are hung
Hang the system and method for expanding unit frictional force.
Background technology
After Spacecraft Launch is entered the orbit, celestial body sends fuze to priming system, and priming system detonates after being powered, and cut-out compresses electricity
Chi Zhen in spaceborne compressor arm, elastic potential energy of the solar battery array by itself hinge, the Automatic-expanding from spacecraft, and
Direct to the sun is kept, to ensure the normal electric energy supply of spacecraft.To guarantee reliability of the solar battery array in too In-Flight Deployment
With safety, it is to avoid because of product design, the adverse effect of the latent defect to solar array extending process of technique, cell array is produced
Product ground complete general assembly it is integrated after, typically by mechanical type erecting by overhang balancing battery battle array product gravity, be simulated space
Weightlessness is launched, and examines the ground spreading time.
During ground simulation test, solar battery array from collapsing to expansion process, is one along short lead rail (x side in fact
To) with being superimposed along long guideway (y directions) two motions in one dimension, as shown in Figure 1 and Figure 2.As ground gravity is to product and hanging
The effect of device, big coaster can hinder the expansion of cell array with long guideway frictional force Fx, jigger and short lead rail frictional force Fy, and
Under weightlessness of space environment, there is no any frictional damping, so as to cause ground simulation to launch test and actual weightlessness of space ring
Border expansion process is inconsistent, causes the duration of run that ground simulation launches test to be longer than weightlessness of space environment.
Present invention proposition is a kind of to balance x directions, the method for y directions frictional damping simultaneously, for boosting battery position face
Simulation space launches test, not yet finds explanation or the report of technology similar to the present invention at present, does not also collect domestic and international class
As data.
The content of the invention
In order to overcome deficiency of the prior art, the present invention to provide a kind of balance solar battery array hanging expanding unit friction
The system and method for power.
The present invention realizes that the technical scheme adopted by above-mentioned purpose is as follows：
The invention discloses the system that a kind of balance solar battery array hangs expanding unit frictional force, including truss structure,
Guide rail structure and hanging structure, wherein：
The truss structure includes truss main body, four truss supporting legs and fixed pulley installing rack, four truss supporting legs
It is symmetrical two-by-two to support the truss main body, the fixed pulley installing rack to be arranged above one end of the truss main body, and
Positioned at the surface of the guide rail structure；
The guide rail structure is arranged at below the truss main body, including two long guideways be arrangeding in parallel and one and described two
The vertically disposed short lead rail of long guideway, the short lead rail are socketed on two length by two that are symmetricly set on its two ends big coasters and lead
On rail；
The hanging structure includes that suspending assembly, the first balancing weight, pull rope, upper fixed pulley, lower fixed pulley and second are matched somebody with somebody
Pouring weight, wherein；
The suspending assembly is slidably connected with the short lead rail by a jigger；
First balancing weight is suspended to below the suspending assembly, and heavy with monoblock battery plate etc.；
Described pull rope one end is fixedly connected with the jigger, and the other end is passed sequentially through and is arranged at the fixed pulley installation
The lower fixed pulley of frame lower end and be arranged at the fixed pulley installing rack upper end upper fixed pulley and second balancing weight fix connect
Connect.
Further, the big coaster include a U-shaped structure big pulley assembly and even number slope inwardly and two-by-two
Symmetrically arranged first deep groove ball bearing, the big pulley assembly are fixedly connected with described short lead rail one end, and the long guideway is passed through
Wear the big pulley assembly, and by the first deep groove ball bearing described in even number by the two ends pivot bush unit of the short lead rail in institute
State on long guideway.
Further, the jigger include a U-shaped structure truckle component and even number slope inwardly and two-by-two
Symmetrically arranged second deep groove ball bearing, the short lead rail run through the truckle component, and deep by described in even number second
Ditch ball bearing is by the jigger component pivot bush unit in the short lead rail.
Further, the suspending assembly is disposed with adjusting set, lower dolly bar, cast ergometer, axle from top to bottom
To runner assembly and hanging coupling assembly, wherein：
The height of the adjusting set and lower dolly bar by upper and lower telescopic adjustment solar battery array, it is various sizes of to be suitable for
Solar battery array；
The cast ergometer is used for the gravity of the first balancing weight described in interpretation, and possesses certain pooling feature；
The axial rotation component connects the cast ergometer and hanging coupling assembly so that the hanging coupling assembly
And its cell panel of hanging connection can axial rotation；
First balancing weight of the hanging coupling assembly by weights such as rope hanging and cell panels, for fixing the sun
Cell array.
Further, also including contact ergometer, the contact ergometer is arranged on the jigger, for dividing
Not Ce Liang suspending assembly in the case where the first balancing weight is hung, big coaster is along long guideway direction and jigger is along short lead rail side
Maximum startup stiction upwards.
Preferably, the pull rope is thin cotton cord.
The present invention discloses a kind of method that balance solar battery array hangs expanding unit frictional force in addition, and its step exists
In：
Step 1：Fixed pulley installing rack is arranged above one end of truss main body；
Step 2：The long guideway that two are be arranged in parallel and the vertically disposed short lead rail of one and two long guideways are arranged at truss master
Below body；
Step 3：Short lead rail is socketed on two long guideways by two that are symmetricly set on its two ends big coasters, suspending assembly
It is slidably connected by a jigger and short lead rail；
Step 4：First balancing weight is suspended to below suspending assembly, and heavy with monoblock battery plate etc., simulates monoblock battery plate
Weight；
Step 5：Pull rope one end is fixedly connected with jigger, and the other end is passed sequentially through and is arranged at fixed pulley installing rack lower end
Lower fixed pulley and be arranged at the upper fixed pulley of fixed pulley installing rack upper end and be fixedly connected with the second balancing weight；
Step 6：Contact ergometer is arranged on jigger, suspending assembly is measured respectively and is being hung the first balancing weight
In the case of big coaster is along long guideway direction and maximum on short lead rail direction of jigger starts stiction；
Step 7：Select the second balancing weight of approrpiate wts so that the line of gravity of the second balancing weight and long guideway are into one
Angle theta, balances big coaster along long guideway direction with this and maximum of the jigger on short lead rail direction starts stiction.
Preferably, in step 7, following steps are specifically included：
Keep big coaster motionless on long guideway direction, promote jigger to move in short lead rail, measurement jigger is along short
Maximum startup stiction Fy in guide rail direction；With
Keep jigger motionless on short lead rail direction, promote big coaster to move on long guideway, big coaster is measured along long
Maximum startup stiction Fx in guide rail direction.
Further, in step 7, the relation between angle theta and maximum startup stiction is：
I.e.：
θ=arcsin [Fy/ (m2] or θ=arccos [Fx/ (m g)2g)]
Wherein, m2The weight of the second balancing weight is represented, Fx represents maximum of the big coaster on long guideway direction and starts quiet rubbing
Power is wiped, Fy represents maximum startup stiction of the jigger on short lead rail direction.
Compared with prior art, beneficial effects of the present invention are as follows：
1st, the present invention can solve the problem that existing erecting by overhang impacts big problem to solar battery array in process of the test is launched,
The repetition stability for launching test is improved, the additional damping of ground-testing plant is balanced；
2nd, simple structure of the present invention, manufacture assembling are easy, and the power size for balancing frictional force can be with real-time regulation, to adapt to not
Same duty requirements.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to using needed for embodiment description
Accompanying drawing be briefly described.It is clear that drawings in the following description are only some embodiments of the present invention, for ability
For field technique personnel, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.It is attached
In figure：
Fig. 1 is a kind of top view of the system of balance solar battery array hanging expanding unit frictional force of the present invention；
Fig. 2 is a kind of side view of the system of balance solar battery array hanging expanding unit frictional force of the present invention；
Fig. 3 is a kind of A of the system of balance solar battery array hanging expanding unit frictional force of the present invention to schematic diagram；
Fig. 4 is the suspending assembly structure in a kind of system of balance solar battery array hanging expanding unit frictional force of the present invention
Schematic diagram；
Fig. 5 is a kind of schematic flow sheet of the method for balance solar battery array hanging expanding unit frictional force of the present invention.
【Primary symbols labelling】
1- truss main bodys；
2- truss supporting legs；
3- fixed pulley installing racks；
4- long guideways；
5- short lead rails；
The big coasters of 6-；
The big pulley assemblies of 61-；
The first deep groove ball bearings of 62-；
7- suspending assemblies；
71- adjusting sets；
72- lower dolly bars；
73- cast ergometers；
74- axial rotation components；
75- hangs coupling assembly；
The first balancing weights of 8-；
9- pull ropes；
The upper fixed pulleys of 10-；
Fixed pulley under 11-；
The second balancing weights of 12-；
13- jiggers；
131- truckle components；
The second deep groove ball bearings of 132-；
14- contact ergometers.
Specific embodiment
Below with reference to the accompanying drawing of the present invention, clear, complete description is carried out to the technical scheme in the embodiment of the present invention
And discussion, it is clear that as described herein is only a part of example of the present invention, is not whole examples, based on the present invention
In embodiment, the every other enforcement obtained on the premise of creative work is not made by those of ordinary skill in the art
Example, belongs to protection scope of the present invention.
In solar battery array ground spreading process of the test, the general gravity by mechanical type erecting by overhang equilibrium product,
With analog equipment too In-Flight Deployment zero gravity environment.Due to cell array and the impact of erecting by overhang action of gravity, ground sets
It is standby that additional damping can be produced on product, the expansion of cell array is hindered, so as to cause ground spreading test period to be longer than reality too
Empty weightlessness.For the process launched in ground preferably simulation space undamped, ground simulation test and space zero are kept
The concordance that gravity launches, the present invention propose a kind of system of balance solar battery array hanging expanding unit frictional force and its side
Method, to keep the actual concordance for launching process of ground simulation test and space.
Embodiment one
As Figure 1-3, the invention discloses a kind of system of balance solar battery array hanging expanding unit frictional force, bag
Truss structure, guide rail structure and hanging structure are included, wherein：
The truss structure includes 1, four truss supporting legs 2 of truss main body and fixed pulley installing rack 3, four truss
Lower limb 2 is symmetrical two-by-two to support the truss main body 1, the fixed pulley installing rack 3 to be arranged on one end of the truss main body 1
Side, and positioned at the surface of the guide rail structure；
The guide rail structure is arranged at below the truss main body 1, including two long guideways 4 be arrangeding in parallel and one with it is described
Two long guideways, 4 vertically disposed short lead rail 5, the short lead rail 5 are socketed on by two that are symmetricly set on its two ends big coasters 6
On two long guideways 4, to realize the rail along two long guideways 4 to moving；
The hanging structure includes suspending assembly 7, the first balancing weight 8, pull rope 9, upper fixed pulley 10,11 and of lower fixed pulley
Second balancing weight 12, wherein；
The suspending assembly 7 is slidably connected with the short lead rail 5 by a jigger 13, to realize along the short lead rail
5 rail is to motion；
First balancing weight 8 is suspended to below the suspending assembly 7, and heavy with monoblock battery plate etc., for simulating list
The weight of block cell panel, in the present embodiment, the monoblock battery plate is the first balancing weight 8；
9 one end of the pull rope is fixedly connected with the jigger 13, and the other end is passed sequentially through and is arranged at the fixed pulley
The lower fixed pulley 11 of 3 lower end of installing rack and it is arranged at the upper fixed pulley 10 of 3 upper end of fixed pulley installing rack and described second and matches somebody with somebody
Pouring weight 12 is fixedly connected, to balance the frictional force between the big coaster 6 and the long guideway 4 and balance the jigger 13
With the frictional force between the short lead rail 5.
In one embodiment, the big coaster 6 include the big pulley assembly 61 of a U-shaped structure and even number slope inwardly and
Symmetrically arranged first deep groove ball bearing 62 two-by-two, the big pulley assembly 61 is fixedly connected with 5 one end of the short lead rail, described
Long guideway 4 runs through the big pulley assembly 61, and by the first deep groove ball bearing 62 described in even number by the two of the short lead rail 5
End pivot bush unit on the long guideway 4, to realize the rail along two long guideways 4 to moving.
In one embodiment, the jigger 13 includes that the truckle component 131 of a U-shaped structure and even number slope inwardly
And symmetrically arranged second deep groove ball bearing 132 two-by-two, the short lead rail 5 runs through the truckle component 131, and passes through even number
Individual second deep groove ball bearing 132 by 131 pivot bush unit of jigger component in the short lead rail 5, to realize edge
The rail of short lead rail 5 is to motion.
With reference to Fig. 4, the suspending assembly 7 is disposed with adjusting set 71, lower dolly bar 72, cast ergometer from top to bottom
73rd, axial rotation component 74 and hanging coupling assembly 75, wherein：
The height of the adjusting set 71 and lower dolly bar 72 by upper and lower telescopic adjustment solar battery array, to be suitable for difference chi
Very little solar battery array；
The cast ergometer 73 is used for the gravity of the first balancing weight 8 described in interpretation, and possesses certain pooling feature；
The axial rotation component 74 connects the cast ergometer 73 and hanging coupling assembly 75 so that the hanging connects
The cell panel of connected components 75 and its hanging connection can axial rotation；
First balancing weight 8 of the hanging coupling assembly 75 by weights such as rope hanging and cell panels, for fixing
Solar battery array.
In one embodiment, also including contact ergometer 14, the contact ergometer 14 is arranged at the jigger 13
On, for measurement 7 components of hanging respectively in the case where the first balancing weight 8 is hung big coaster 6 along 4 direction of long guideway and little cunning
Maximum startup stiction of the car 13 on 5 direction of short lead rail.
Preferably, the pull rope 9 in the present embodiment is thin cotton cord.
Embodiment two
As shown in Figures 4 and 5, suspending assembly is in the case where cell panel (the first balancing weight) is hung, because along x, y direction most
Big to start frictional force, the inhibition for launching process additional damping to cell array is the most notable, is preferably to keep ground simulation
The concordance that test is tested with the expansion of space zero gravity environment, the present invention are introduced a kind of while overcoming suspending assembly along x, y direction
The method of frictional resistance.That is, the present invention discloses a kind of method that balance solar battery array hangs expanding unit frictional force in addition,
Its step is：
Step 1：Fixed pulley installing rack 3 is arranged above one end of truss main body 1；
Step 2：The vertically disposed short lead rail of long guideway 4 and one and two long guideways that two are be arranged in parallel 5 is arranged at truss
Below main body 1；
Step 3：Short lead rail 5 is socketed on two long guideways 5 by two that are symmetricly set on its two ends big coasters 6, hanging
Component 7 is slidably connected with short lead rail 5 by a jigger 13；
Step 4：First balancing weight 8 is suspended to below suspending assembly 7, and heavy with monoblock battery plate etc., simulates monoblock battery
The weight of plate；
Step 5：9 one end of pull rope is fixedly connected with jigger 13, and the other end is passed sequentially through and is arranged at fixed pulley installing rack 3
The lower fixed pulley 11 of lower end and it is arranged at the upper fixed pulley 10 of 3 upper end of fixed pulley installing rack and is fixedly connected with the second balancing weight 12；
Step 6：Contact ergometer 14 is arranged on jigger 13, suspending assembly 7 is measured respectively and is matched somebody with somebody in suspension first
The maximum startup static friction that big coaster 6 is along 4 direction of long guideway in the case of pouring weight 8 and jigger 13 is on 5 direction of short lead rail
Power；
Step 7：Select the second balancing weight 12 of approrpiate wts so that the line of gravity and long guideway of the second balancing weight 12
4 have angle θ, balance big coaster 6 along 4 direction of long guideway with this and maximum on 5 direction of short lead rail of jigger 13 starts
Stiction.
In preferred embodiment, in step 7, following steps are specifically included：
Keep big coaster 6 motionless on 4 direction of long guideway, promote jigger 13 to move in short lead rail 5, measure jigger
The 13 maximum startup stiction Fy on 5 direction of short lead rail；Jigger 13 is motionless on 5 direction of short lead rail with keeping, and promotes
Big coaster 6 is moved on long guideway 4, measures maximum startup stiction Fx of the big coaster 6 on 4 direction of long guideway.It is concrete real
Apply in example, maximum start stiction Fy and measurement big coaster 6 of the jigger 13 on 5 direction of short lead rail is measured along long guideway 4
The maximum order for starting stiction Fx on direction arbitrarily can be exchanged, and only need to measure both.
Further, in step 7, the relation between angle theta and maximum startup stiction is：
I.e.：
θ=arcsin [Fy/ (m2] or θ=arccos [Fx/ (m g)2g)]
Wherein, m2The weight of the second balancing weight is represented, Fx represents maximum of the big coaster on long guideway direction (i.e. x directions)
Start stiction, Fy represents institute in jigger maximum startup stiction, i.e. Fig. 4 on short lead rail direction (i.e. y directions)
Show Fx and Fy.
In step 4, electronic scale can be used to weigh the weight of monoblock battery plate, and selected according to weighing results and monoblock battery
First balancing weight 8 of the weights such as plate.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
Should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
It is defined.
Claims (9)
1. the system that a kind of balance solar battery array hangs expanding unit frictional force, it is characterised in that including truss structure, guide rail
Structure and hanging structure, wherein：
The truss structure includes truss main body, four truss supporting legs and fixed pulley installing rack, and four truss supporting legs are two-by-two
Symmetrical to support the truss main body, the fixed pulley installing rack is arranged above one end of the truss main body, and is located at
The surface of the guide rail structure；
The guide rail structure is arranged at below the truss main body, is led with two length including two long guideways be arrangeding in parallel and one
The vertically disposed short lead rail of rail, the short lead rail are socketed on two long guideways by two that are symmetricly set on its two ends big coasters
On；
The hanging structure includes suspending assembly, the first balancing weight, pull rope, upper fixed pulley, lower fixed pulley and the second balancing weight,
Wherein；
The suspending assembly is slidably connected with the short lead rail by a jigger；
First balancing weight is suspended to below the suspending assembly, and heavy with monoblock battery plate etc.；
Described pull rope one end is fixedly connected with the jigger, and the other end is passed sequentially through and is arranged under the fixed pulley installing rack
The lower fixed pulley held and the upper fixed pulley for being arranged at the fixed pulley installing rack upper end are fixedly connected with second balancing weight.
2. the system that a kind of balance solar battery array according to claim 1 hangs expanding unit frictional force, its feature exist
Include that the big pulley assembly of a U-shaped structure and even number slope inwardly and two-by-two symmetrically arranged first in, the big coaster
Deep groove ball bearing, the big pulley assembly are fixedly connected with described short lead rail one end, and the long guideway runs through the big assembly pulley
Part, and by the first deep groove ball bearing described in even number by the two ends pivot bush unit of the short lead rail on the long guideway.
3. the system that a kind of balance solar battery array according to claim 1 hangs expanding unit frictional force, its feature exist
Include that the truckle component of a U-shaped structure and even number slope inwardly and two-by-two symmetrically arranged second in, the jigger
Deep groove ball bearing, the short lead rail run through the truckle component, and will be described by the second deep groove ball bearing described in even number
Jigger component pivot bush unit is in the short lead rail.
4. the system that a kind of balance solar battery array according to claim 1 hangs expanding unit frictional force, its feature exist
In the suspending assembly is disposed with adjusting set, lower dolly bar, cast ergometer, axial rotation component from top to bottom and hangs
Coupling assembly is hung, wherein：
The height of the adjusting set and lower dolly bar by upper and lower telescopic adjustment solar battery array, to be suitable for the various sizes of sun
Cell array；
The cast ergometer is used for the gravity of the first balancing weight described in interpretation, and possesses certain pooling feature；
The axial rotation component connects the cast ergometer and hanging coupling assembly so that the hanging coupling assembly and its
The cell panel of hanging connection can axial rotation；
First balancing weight of the hanging coupling assembly by weights such as rope hanging and cell panels, for fixing solar cell
Battle array.
5. the system that a kind of balance solar battery array according to claim 1 hangs expanding unit frictional force, its feature exist
In also including contact ergometer, the contact ergometer is arranged on the jigger, for measuring suspending assembly respectively
The maximum startup that big coaster is along long guideway direction in the case where the first balancing weight is hung and jigger is on short lead rail direction
Stiction.
6. the system that a kind of balance solar battery array according to claim 1 hangs expanding unit frictional force, its feature exist
In the pull rope is thin cotton cord.
7. a kind of method that balance solar battery array hangs expanding unit frictional force, it is characterised in that its step is：
Step 1：Fixed pulley installing rack is arranged above one end of truss main body；
Step 2：The long guideway that two are be arranged in parallel and the vertically disposed short lead rail of one and two long guideways are arranged under truss main body
Side；
Step 3：Short lead rail is socketed on two long guideways by two that are symmetricly set on its two ends big coasters, and suspending assembly passes through
One jigger is slidably connected with short lead rail；
Step 4：First balancing weight is suspended to below suspending assembly, and heavy with monoblock battery plate etc., simulates the weight of monoblock battery plate
Amount；
Step 5：Pull rope one end is fixedly connected with jigger, and the other end is passed sequentially through and is arranged under fixed pulley installing rack lower end
Fixed pulley and it is arranged at the upper fixed pulley of fixed pulley installing rack upper end and is fixedly connected with the second balancing weight；
Step 6：Contact ergometer is arranged on jigger, suspending assembly is measured respectively in the situation for hanging the first balancing weight
The maximum startup stiction that big coaster is along long guideway direction down and jigger is on short lead rail direction；
Step 7：Select the second balancing weight of approrpiate wts so that the line of gravity of the second balancing weight is had angle with long guideway
θ, balances big coaster along long guideway direction with this and maximum of the jigger on short lead rail direction starts stiction.
8. the method that a kind of balance solar battery array according to claim 7 hangs expanding unit frictional force, its feature exist
In, in step 7, specifically including following steps：
Keep big coaster motionless on long guideway direction, promote jigger to move in short lead rail, measurement jigger is along short lead rail
Maximum startup stiction Fy on direction；With
Keep jigger motionless on short lead rail direction, promote big coaster to move on long guideway, big coaster is measured along long guideway
Maximum startup stiction Fx on direction.
9. the method that a kind of balance solar battery array according to claim 7 hangs expanding unit frictional force, its feature exist
In, in step 7, the relation between angle theta and maximum startup stiction is：
I.e.：
θ=arcsin [Fy/ (m2] or θ=arccos [Fx/ (m g)2g)]
Wherein, m2The weight of the second balancing weight is represented, Fx represents maximum startup stiction of the big coaster on long guideway direction,
Fy represents maximum startup stiction of the jigger on short lead rail direction.
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| CN201610981666.9A CN106628279B (en) | 2016-11-08 | 2016-11-08 | A kind of system and method for balance solar battery array hanging expanding unit frictional force |
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| CN107176312A (en) * | 2017-06-07 | 2017-09-19 | 北京航空航天大学 | Disturb measurable constant force suspension |
| CN107672825A (en) * | 2017-11-10 | 2018-02-09 | 天津航天机电设备研究所 | A kind of 360 ° of zero-g development systems of steelyard-type solar wing |
| CN109421945A (en) * | 2017-08-31 | 2019-03-05 | 天津大学 | Space can open up loop aerial precise synchronization gravity compensation system |
| CN111674576A (en) * | 2020-05-18 | 2020-09-18 | 长光卫星技术有限公司 | Gravity compensation device for step-by-step expansion type solar wing ground test |
| CN112520076A (en) * | 2020-06-03 | 2021-03-19 | 北京控制工程研究所 | High-stability SADA attitude disturbance ground test system and method |
| CN113830668A (en) * | 2021-09-09 | 2021-12-24 | 上海航天设备制造总厂有限公司 | Movable multi-layer guide rail device and installation and adjustment precision control method thereof |
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| CN111674576A (en) * | 2020-05-18 | 2020-09-18 | 长光卫星技术有限公司 | Gravity compensation device for step-by-step expansion type solar wing ground test |
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