CN110323970A - A kind of power circuit suspension cabin - Google Patents
A kind of power circuit suspension cabin Download PDFInfo
- Publication number
- CN110323970A CN110323970A CN201910731188.XA CN201910731188A CN110323970A CN 110323970 A CN110323970 A CN 110323970A CN 201910731188 A CN201910731188 A CN 201910731188A CN 110323970 A CN110323970 A CN 110323970A
- Authority
- CN
- China
- Prior art keywords
- cabin
- suspension
- power circuit
- particle
- algorithm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 71
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000002955 isolation Methods 0.000 claims abstract description 9
- 229910052742 iron Inorganic materials 0.000 claims abstract description 8
- 238000012360 testing method Methods 0.000 claims abstract description 7
- 239000002245 particle Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 9
- 238000012549 training Methods 0.000 claims description 9
- 238000005070 sampling Methods 0.000 claims description 7
- 238000005457 optimization Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 230000001133 acceleration Effects 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 230000002463 transducing effect Effects 0.000 claims description 4
- 230000004913 activation Effects 0.000 claims description 3
- 238000013528 artificial neural network Methods 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 150000003949 imides Chemical class 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 239000002887 superconductor Substances 0.000 abstract description 4
- 230000006641 stabilisation Effects 0.000 abstract description 3
- 238000011105 stabilization Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 108010066057 cabin-1 Proteins 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 239000004642 Polyimide Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005339 levitation Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229920001721 polyimide Polymers 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011478 gradient descent method Methods 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N15/00—Holding or levitation devices using magnetic attraction or repulsion, not otherwise provided for
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The embodiment of the invention discloses a kind of power circuit suspension cabins, including cabin and the suspension controller of the cabin lower surface is set, inside cabin isolation board is connected with by elastic interlocking lever inside the cabin, the outer wall of the inside cabin isolation board is connect by multiple spring stacks with the cabin inner wall, the lower part of the suspension controller is provided with the turning operation frame that both ends have electromagnetic force iron block, the both ends of the turning operation frame are connected with levitating electromagnet by air spring bracket, gap sensor is provided between the levitating electromagnet and the electromagnetic force iron block of the turning operation frame, the signal end of the gap sensor will test gap width feedback to suspension controller, the signal noise that whole device passes through the effective control system of real-time closed loop feedback, improve the performance for the control that suspends, entire suspension cabin uses superconductor simultaneously, matter Amount is strong, hardness is high, and the stabilization of interior cabin is kept by elastic construction, improves the stability of entire cabin, practical.
Description
Technical field
The present embodiments relate to magnetic levitation technology fields, and in particular to a kind of power circuit suspension cabin.
Background technique
For power circuit suspension cabin it may first have to which Yao Shixian stable suspersion, suspension system are the cores in suspension cabin
Subsystem, in addition to the stability of suspension system, also the operation to suspension cabin and comfort have very greatly the stationarity of suspension system
Influence.
In suspension system, the stabilization of system and steadily in addition to by suspension control method and cabin disturbance etc. factors
Influence, also influenced by detection Signal-to-Noise, suspension system will realize stability contorting, and have relatively good suspension effect
Fruit, it is necessary to which the noise for sufficiently inhibiting sensor signal improves the ratio of useful signal.
But signal transmission during, be primarily due to sensor be directly installed on it is distant with suspension controller position
Electromagnet on, electromagnet is not only high-intensity magnetic field, but also constantly regulate variation, magnetic field can to sensor raw signals generate electricity
Magnetic disturbance, sensor output signal reach controller, transmission cable distance, and very by 3 to 5 meters or so of transmission cable
Close to levitating electromagnet and linear motor, locating electromagnetic environment is excessively poor, is highly susceptible to interfere, moreover, existing outstanding
Buoyancy module leads to suspension cabin fluctuation of service due to self gravity and magnetic conductivity be not high etc..
Summary of the invention
For this purpose, the embodiment of the present invention provides a kind of power circuit suspension cabin, the production material using superconductor as cabin 1
Material, is designed by modular mechanism, strong and weak electricity is separated, and 4~20mA signal transfer mechanisms is used for long distance transmission, to letter
Number use synchronized sampling, by real-time closed-loop feedback control system keep stablize to solve in the prior art due to power circuit
Fluctuation of service caused by suspension cabin quality weight, electromagnetic distu are big has certain dangerous problem.
To achieve the goals above, embodiments of the present invention provide the following technical solutions:
Including cabin and the suspension controller of the cabin lower surface is arranged in a kind of power circuit suspension cabin, special
Sign is, is connected with inside cabin isolation board by elastic interlocking lever inside the cabin, and the outer wall of the inside cabin isolation board passes through more
A spring stack is connect with the cabin inner wall, and the lower part of the suspension controller is provided with the steering that both ends have electromagnetic force iron block
Run frame, the both ends of the turning operation frame are connected with levitating electromagnet by air spring bracket, the levitating electromagnet and
Gap sensor is provided between the electromagnetic force iron block of the turning operation frame, between the signal end of the gap sensor will test
Gap value is fed back to suspension controller.
As a preferred solution of the present invention, the suspension controller control terminal is connected with the master control of control transducing signal
The control terminal of circuit processed, the main control circuit drives the levitating electromagnet, the driving circuit setting by driving circuit
On the inner wall of air spring bracket, the inside of the suspension controller is additionally provided with the mother of the direct current for handling shielded line
Row.
As a preferred solution of the present invention, the DC master row is arranged one between two layers of copper sheet using layer frame structure
Strata acid imide material film.
As a preferred solution of the present invention, the inside of the main control circuit is using described in temperature compensation algorithm connection
The signal output end of gap sensor, the gap sensor shields heat by the radiator being arranged inside connection main control circuit
Interference of the resistance to coil.
As a preferred solution of the present invention, the temperature compensation algorithm is real using particle group optimizing gradient hybrid algorithm
Existing, its step are as follows:
In S401, setting particle swarm optimization algorithm after parameters, the speed and position of population are initialized；
S402, the fitness value that each particle is calculated according to fitness function；
S403, the fitness value of each particle of comparison and the optimal value of itself determine that the individual of each particle is optimal；
S404, global optimum's particle is decoded and local optimal searching is carried out to it using gradient descent algorithm；
S405, each particle individual optimal value of comparison, determine global optimum's particle；
S406, it evolves to the position and speed of population, generates new population；
S407, test ending condition, terminate if reaching algorithm termination condition, otherwise jump to second step, termination condition
It may be configured as reaching maximum number of iterations or meet error condition.
As a preferred solution of the present invention, gradient descent algorithm expression formula described in step S404 is as follows:
First, sampling Gaussian function constructs neural network as activation primitive, obtains the output expression formula of network are as follows:
In formula,Indicate prediction output, ωjIt is j-th of output weight, σjIt is the width of j-th of Gaussian function, CjIt is jth
The center of a Gaussian function, it is a n dimensional vector, be may be expressed as:
X is n dimension input, be may be expressed as:
Secondly, defining error cost function for single output network that population is established are as follows:
In formula, N is training sample number, is the prediction output valve of i-th of training sample, is the reality of i-th of training sample
Border output valve；
Finally, constructing gradient function according to above-mentioned formula:
In formula, eiFor gradient error.
As a preferred solution of the present invention, the signal end of the gap sensor is mainly by described in chopper detection
The acceleration signal of levitating electromagnet, the levitating electromagnet pass through suspension controller described in current sensor feedback link.
As a preferred solution of the present invention, the elastic interlocking lever include the spring stack that there is inverted triangle to be open and
Rubber sleeve, the rubber sleeve are arranged on the outer wall of the spring stack, and the rubber sleeve and the spring stack fall three
Angle opening forms air bag.
As a preferred solution of the present invention, the lower part of the air bag is connected with connecting rod, the company by sliding panel
Sliding panel inner wall described in bar vertical connection.
As a preferred solution of the present invention, the short 1-3cm of length of the relatively described spring stack of the length of the connecting rod.
Embodiments of the present invention have the advantages that
The present invention is substantially the power circuit suspension cabin of magnetic suspension principle, is protected by real-time closed-loop feedback control system
It is fixed to keep steady, and suspension system detects the suspension air gap and current signal of electromagnet by air gap and current sensor, passes through transmission
Cable reaches control circuit, and control circuit carries out sampling to signal and control algolithm is handled, and output pwm signal controls main circuit
It turns on and off, regulating magnet electric current, by constantly acquiring the status information of sensor, control amount also in real-time update, makes
It obtains levitation gap to keep constant, to realize the stable suspersion in suspension cabin, whole device is controlled by main control circuit suspending
Effective inhibition of system signal noise improves the performance for the control that suspends, while entire suspension cabin uses superconductor, quality
By force, hardness is high, and the stabilization of interior cabin is kept by elastic construction, improves the stability of entire cabin, practical.
Detailed description of the invention
It, below will be to embodiment party in order to illustrate more clearly of embodiments of the present invention or technical solution in the prior art
Formula or attached drawing needed to be used in the description of the prior art are briefly described.It should be evident that the accompanying drawings in the following description is only
It is merely exemplary, it for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer, which is extended, obtains other implementation attached drawings.
Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for
Those skilled in the art understands and reads, and is not intended to limit the invention enforceable qualifications, therefore does not have technical
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the function of the invention that can be generated
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents obtain and can cover.
Fig. 1 is the section structure block diagram in power circuit suspension cabin in embodiment of the present invention；
Fig. 2 is suspension controller module diagram in embodiment of the present invention；
Fig. 3 is DC master row structural schematic diagram in embodiment of the present invention；
Fig. 4 is elastic interlocking lever enlarged structure schematic diagram in embodiment of the present invention.
In figure:
1- cabin；2- elasticity interlocking lever；3- inside cabin isolation board；4- turning operation frame；5- air spring bracket；6- suspends electric
Magnet；7- gap sensor；8- suspension controller；9- DC master row；10- chopper；11- main control circuit；12- driving electricity
Road；13- current sensor；14- spring stack；15- polyimide material film；
201- spring stack；202- rubber sleeve；203- air bag；204- sliding panel；205- connecting rod.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
As shown in Figure 1, being protected the present invention provides a kind of power circuit suspension cabin by real-time closed-loop feedback control system
It is fixed to keep steady, and suspension system detects suspension air gap, acceleration signal and the electric current letter of electromagnet by air gap and current sensor
Number, control circuit is reached by transmission cable, control circuit carries out sampling to signal and control algolithm is handled, output pwm signal
Control main circuit turns on and off, and regulating magnet electric current stablizes system in fixed suspension air gap value, whole
A device improves the performance for the control that suspends by effective inhibition of the main control circuit 11 to suspension control system signal noise.
Specifically, including cabin 1 and the suspension controller 8 of 1 lower surface of cabin is set, inside the cabin 1
Be connected with inside cabin isolation board 3 by elastic interlocking lever 2, the outer wall of the inside cabin isolation board 3 by multiple spring stacks 14 with it is described
The connection of 1 inner wall of cabin, the lower part of the suspension controller 8 is provided with the turning operation frame 4 that both ends have electromagnetic force iron block, described
The both ends of turning operation frame 4 are connected with levitating electromagnet 6, the levitating electromagnet 6 and the steering by air spring bracket 5
It runs and is provided with gap sensor 7 between the electromagnetic force iron block of frame 4, the signal end of the gap sensor 7 will test gap width
Feed back suspension controller 8.
In the present embodiment, making material using superconductor as cabin 1, light weight, hardness are high, are isolated by inside cabin
Plate 3 will be divided into inside cabin body and outer cabin inside cabin 1, inside cabin isolation board 3 passes through spring stack 14 and elastic interlocking lever 2 and cabin
Inner wall is connected, so that interior cabin has certain buffering in entire cabin motion process, improves the stability of cabin 1.
As shown in Fig. 2, 8 control terminal of suspension controller is connected with the main control circuit 11 of control transducing signal, it is described
The control terminal of main control circuit 11 drives the levitating electromagnet 6 by driving circuit 12, and the driving circuit 12 is arranged in sky
On the inner wall of gas spring bracket 5, the inside of the suspension controller 8 is additionally provided with the DC master row 9 for handling shielded line.
In the present embodiment, driving circuit 12 is using the drive control chip of M57962 model, and circuit is using the design of 4 laminates.
In the present embodiment, modularized design is carried out to main control circuit 11, strong and weak electricity separates；Long distance transmission using 4~
20mA signal transfer mechanisms；Synchronized sampling is used to signal, avoids main circuit switch noise；Increase reference signal, passes through signal
Processing Algorithm eliminates the same source noise in transducing signal；Using distributed power-supply system, power source performance is improved, signal is avoided to pass through electricity
Source coupled noise；Designing system ground connection, so that ground potentials can be waited in signals transmission.In addition, there are also set using multi-layer board
The specific methods such as meter, twisted-pair shielded wire cable.
In the present embodiment, by the analog power of suspension controller 8 connect first with cabin 1 in the design, sensor
Power ground also connects with sensor casing, and the casing of sensor connects with levitating electromagnet 6 and turning operation frame 4, theoretically comes
It says, " ground " of the two can be connect by turning operation frame 4 with the mechanical mechanism of cabin 1, it is contemplated that opposite fortune between the two
It is dynamic, it is grounded by increasing, guarantees that connection is reliable and connect that resistance is sufficiently small, so that " ground " of sensor and suspending to control and setting
Difference is small between standby " ground ", and signal-to-noise ratio is high.
In the present embodiment, suspension controller 8 uses input voltage range for DC210~360V, voltage rating 330V, output
Electric current is 0~100A, and rated output circuit is the control chip of 30A.
As shown in figure 3, one layer of polyimide material is arranged using layer frame structure in the DC master row 9 between two layers of copper sheet
Film 15.
In the present embodiment, DC master row 9 uses a kind of polyimide material, and material is handled at high temperature under high pressure, high
Middle benefit gas insulating materials can melt, and guarantee that the insulation and small distance, the small distance of interlayer between copper sheet can reduce the inductance of busbar
Increase layer capacitance simultaneously.
The inside of the main control circuit 11 connects the gap sensor 7 using temperature compensation algorithm, and the gap passes
The signal output end of sensor 7 shields interference of the thermal resistance to coil by the radiator being arranged inside connection main control circuit 11.
In the present embodiment, the radiator being arranged inside main control circuit 11 is using sub- Thailand SRX-YLL type radiator, heat dissipation
Electrothermal relay and resistive thermal devices are installed on device, the temperature of IGBT is monitored.
The temperature compensation algorithm realizes that its step are as follows using particle group optimizing gradient hybrid algorithm:
In S401, setting particle swarm optimization algorithm after parameters, the speed and position of population are initialized；
S402, the fitness value that each particle is calculated according to fitness function；
S403, the fitness value of each particle of comparison and the optimal value of itself determine that the individual of each particle is optimal；
S404, global optimum's particle is decoded and local optimal searching is carried out to it using gradient descent algorithm；
S405, each particle individual optimal value of comparison, determine global optimum's particle；
S406, it evolves to the position and speed of population, generates new population；
S407, test ending condition, terminate if reaching algorithm termination condition, otherwise jump to second step, termination condition
It may be configured as reaching maximum number of iterations or meet error condition.
Gradient descent algorithm expression formula described in step S404 is as follows:
First, sampling Gaussian function constructs neural network as activation primitive, obtains the output expression formula of network are as follows:
In formula,Indicate prediction output, ωjIt is j-th of output weight, σjIt is the width of j-th of Gaussian function, CjIt is jth
The center of a Gaussian function, it is a n dimensional vector, be may be expressed as:
X is n dimension input, be may be expressed as:
Secondly, defining error cost function for single output network that population is established are as follows:
In formula, N is training sample number, is the prediction output valve of i-th of training sample, is the reality of i-th of training sample
Border output valve；
Finally, constructing gradient function according to above-mentioned formula:
In formula, eiFor gradient error
In the present embodiment, gradient descent method is embedded into particle swarm optimization algorithm, improves particle swarm optimization algorithm
Premature convergence problem improves its local optimal searching ability, while also improving the global optimizing ability of gradient descent method, improves temperature
The precision of compensation.
The signal end of the gap sensor 7 mainly passes through the acceleration letter that chopper 10 detects the levitating electromagnet 6
Number, the levitating electromagnet 6 passes through suspension controller 8 described in 13 feedback link of current sensor.
In the present embodiment, first by gap sensor 7 and current sensor 13 by the levitation gap measured and current signal
Suspension controller 8 is fed back to, suspension controller 8 calculates control according to the suspension control algolithm inside main control circuit 11 again
Amount, the power end that control amount passes through inside driving circuit 12 and main control circuit 11 again apply voltages to 6 liang of levitating electromagnet
End, to generate levitating current, by constantly acquiring the status information of sensor, control amount is also in real-time update, so that suspending
Gap remained constant, to realize the stable suspersion in suspension cabin.
As shown in figure 4, the elasticity interlocking lever 2 includes the spring stack 201 and rubber sleeve that there is inverted triangle to be open
202, the rubber sleeve 202 is arranged on the outer wall of the spring stack 201, the rubber sleeve 202 and the spring stack 201
Inverted triangle opening formed air bag 203.
The lower part of the air bag 203 is connected with connecting rod 205 by sliding panel 204, described in 205 vertical connection of connecting rod
204 inner wall of sliding panel.
The short 1-3cm of length of the relatively described spring stack 201 of the length of the connecting rod 205.
In the present embodiment, by sliding panel 204 by the air bag 203 formed between spring stack 201 and rubber sleeve 202 with
The space of 204 lower part of sliding panel separates, according to the air pressure level of air bag 203 and 204 lower inner part of sliding panel, so that sliding panel
204 can be inside spring stack 201 with the offset of 1-3cm, to guarantee that interior cabin has relative to outer cabin in resuspension procedure
There is certain buffering, improve the stability of cabin, while ensure that entire cabin is able to maintain steadily in moving process.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (10)
- Suspension controller 1. a kind of power circuit suspension cabin, including cabin (1) and setting in the cabin (1) lower surface (8), which is characterized in that is connected with inside cabin isolation board (3) inside the cabin (1) by elastic interlocking lever (2), the inside cabin every Outer wall from plate (3) is connect by multiple spring stacks (14) with the cabin (1) inner wall, the lower part of the suspension controller (8) It is provided with the turning operation frame (4) that both ends have electromagnetic force iron block, the both ends of the turning operation frame (4) pass through air spring branch Frame (5) is connected with levitating electromagnet (6), between the levitating electromagnet (6) and the electromagnetic force iron block of the turning operation frame (4) It is provided with gap sensor (7), the signal end of the gap sensor (7) will test gap width feedback to suspension controller (8).
- 2. a kind of power circuit suspension cabin according to claim 1, which is characterized in that suspension controller (8) control End is connected with the main control circuit (11) of control transducing signal, and the control terminal of the main control circuit (11) passes through driving circuit (12) levitating electromagnet (6) is driven, the driving circuit (12) is arranged on the inner wall of air spring bracket (5), described The inside of suspension controller (8) is additionally provided with the DC master row (9) for handling shielded line.
- 3. a kind of power circuit suspension cabin according to claim 2, which is characterized in that the DC master row (9) uses layer A strata acid imide material film (15) is arranged in frame structure between two layers of copper sheet.
- 4. a kind of power circuit suspension cabin according to claim 2, which is characterized in that the main control circuit (11) it is interior Portion connects the gap sensor (7) using temperature compensation algorithm, and the signal output end of the gap sensor (7) passes through connection Interference of the radiator shielding thermal resistance being arranged inside main control circuit (11) to coil.
- 5. a kind of power circuit suspension cabin according to claim 4, which is characterized in that the temperature compensation algorithm uses grain Subgroup optimizes gradient hybrid algorithm and realizes that its step are as follows:In S401, setting particle swarm optimization algorithm after parameters, the speed and position of population are initialized；S402, the fitness value that each particle is calculated according to fitness function；S403, the fitness value of each particle of comparison and the optimal value of itself determine that the individual of each particle is optimal；S404, global optimum's particle is decoded and local optimal searching is carried out to it using gradient descent algorithm；S405, each particle individual optimal value of comparison, determine global optimum's particle；S406, it evolves to the position and speed of population, generates new population；S407, test ending condition, terminate if reaching algorithm termination condition, otherwise jump to second step, and termination condition can be set It is set to and reaches maximum number of iterations or meet error condition.
- 6. a kind of power circuit suspension cabin according to claim 5, which is characterized in that the decline of gradient described in step S404 Algorithm expression formula is as follows:First, sampling Gaussian function constructs neural network as activation primitive, obtains the output expression formula of network are as follows:In formula,Indicate prediction output, ωjIt is j-th of output weight, σjIt is the width of j-th of Gaussian function, CjIt is high j-th The center of this function, it is a n dimensional vector, be may be expressed as:X is n dimension input, be may be expressed as:Secondly, defining error cost function for single output network that population is established are as follows:In formula, N is training sample number, is the prediction output valve of i-th of training sample, is that the reality of i-th of training sample is defeated It is worth out；Finally, constructing gradient function according to above-mentioned formula:In formula, eiFor gradient error.
- 7. a kind of power circuit suspension cabin according to claim 1, which is characterized in that the letter of the gap sensor (7) The acceleration signal of the levitating electromagnet (6) is mainly detected at number end by chopper (10), and the levitating electromagnet (6) passes through Suspension controller (8) described in current sensor (13) feedback link.
- 8. a kind of power circuit suspension cabin according to claim 1, which is characterized in that it is described elasticity interlocking lever (2) include Spring stack (201) and rubber sleeve (202) with inverted triangle opening, the rubber sleeve (202) are arranged in the spring On the outer wall of column (201), the inverted triangle opening of the rubber sleeve (202) and the spring stack (201) forms air bag (203)。
- 9. a kind of power circuit suspension cabin according to claim 8, which is characterized in that the lower part of the air bag (203) It is connected with connecting rod (205) by sliding panel (204), sliding panel (204) inner wall described in connecting rod (205) vertical connection.
- 10. a kind of power circuit suspension cabin according to claim 9, which is characterized in that the length phase of the connecting rod (205) To the short 1-3cm of length of the spring stack (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910731188.XA CN110323970A (en) | 2019-08-08 | 2019-08-08 | A kind of power circuit suspension cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910731188.XA CN110323970A (en) | 2019-08-08 | 2019-08-08 | A kind of power circuit suspension cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110323970A true CN110323970A (en) | 2019-10-11 |
Family
ID=68125738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910731188.XA Pending CN110323970A (en) | 2019-08-08 | 2019-08-08 | A kind of power circuit suspension cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110323970A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1919639A (en) * | 2005-08-25 | 2007-02-28 | 李岭群 | Permanent magnetic suspension bogie technique |
| JP2011158021A (en) * | 2010-01-29 | 2011-08-18 | Toshiba Corp | Magnetic levitation device |
| CN105110147A (en) * | 2015-09-15 | 2015-12-02 | 广州日滨科技发展有限公司 | Super-conductive magnetic-levitation elevator car device |
| KR20170047743A (en) * | 2015-10-23 | 2017-05-08 | 한국기계연구원 | Magnetic levitation train having active damper |
| CN109094421A (en) * | 2018-08-06 | 2018-12-28 | 江西理工大学 | The multi-point cooperative suspension control system of suspension type magnetic suspension train |
| CN109131370A (en) * | 2018-08-06 | 2019-01-04 | 江西理工大学 | Suspension type magnetic-levitation traffic system |
| CN210041677U (en) * | 2019-08-08 | 2020-02-07 | 广东电网有限责任公司 | Power line suspension cabin |
-
2019
- 2019-08-08 CN CN201910731188.XA patent/CN110323970A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1919639A (en) * | 2005-08-25 | 2007-02-28 | 李岭群 | Permanent magnetic suspension bogie technique |
| JP2011158021A (en) * | 2010-01-29 | 2011-08-18 | Toshiba Corp | Magnetic levitation device |
| CN105110147A (en) * | 2015-09-15 | 2015-12-02 | 广州日滨科技发展有限公司 | Super-conductive magnetic-levitation elevator car device |
| KR20170047743A (en) * | 2015-10-23 | 2017-05-08 | 한국기계연구원 | Magnetic levitation train having active damper |
| CN109094421A (en) * | 2018-08-06 | 2018-12-28 | 江西理工大学 | The multi-point cooperative suspension control system of suspension type magnetic suspension train |
| CN109131370A (en) * | 2018-08-06 | 2019-01-04 | 江西理工大学 | Suspension type magnetic-levitation traffic system |
| CN210041677U (en) * | 2019-08-08 | 2020-02-07 | 广东电网有限责任公司 | Power line suspension cabin |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100560463C (en) | Magnet unit and elevator guiding apparatus | |
| CN109094421B (en) | Multi-point cooperative suspension control system of suspension type magnetic suspension train | |
| EP2968709B1 (en) | Active vehicle suspension improvements | |
| CN103522913B (en) | For suspension control method and the device of EMS type low speed aerotrain | |
| WO2003095282A2 (en) | Magnetically levitated transportation system and method | |
| KR101704532B1 (en) | Vibration regulation digital control system | |
| CN113602516B (en) | Vehicle-mounted unmanned aerial vehicle autonomous charging platform | |
| CN109278567B (en) | Fault-tolerant control method for permanent magnet and electromagnetic mixed type high-speed maglev train end electromagnet | |
| KR101704535B1 (en) | Vibration regulation digital control system | |
| CN103522912A (en) | Magnetic flux feedback suspension control method and device of EMS type low-speed aerotrain | |
| CN206502015U (en) | A kind of aircraft center of gravity dynamically balancing device | |
| CN103010798A (en) | Photoelectric correction device for preparation of anti-static shielding bag | |
| CN110323970A (en) | A kind of power circuit suspension cabin | |
| CN115217890B (en) | Large-scale precision equipment gas magnetic vibration isolation and active damping transfer device | |
| CN210041677U (en) | Power line suspension cabin | |
| CN110341491A (en) | The magnetic suspension system and magnetic-levitation telecontrol equipment that suspension spacing self-stabilization is adjusted | |
| CN110901965A (en) | Guide control device and method for microgravity tower falling | |
| CN103466410A (en) | Guide system of magnetic suspension elevator | |
| CN209600283U (en) | A kind of dual redundant suspension controller | |
| CN113104204B (en) | Single-shaft aircraft and control method | |
| CN110985541A (en) | Controller for controlling active magnetic suspension bearing system and control method thereof | |
| CN107380484A (en) | Based on magnetic buoyancy device control system without momenttum wheel satellite platform | |
| CN109693554A (en) | Method for inhibiting track dislocation of maglev train | |
| CN105843238A (en) | Mars lander anti-interference controller under harmonic interference at unknown frequency | |
| CN103956939B (en) | For the composite control method of the array electromagnetism-permanent magnet system of space microgravity ground simulation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |