CN109794199A - Vibration control system and control method - Google Patents
Vibration control system and control method Download PDFInfo
- Publication number
- CN109794199A CN109794199A CN201910235805.7A CN201910235805A CN109794199A CN 109794199 A CN109794199 A CN 109794199A CN 201910235805 A CN201910235805 A CN 201910235805A CN 109794199 A CN109794199 A CN 109794199A
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- Prior art keywords
- vibration
- vibration control
- control
- parameter
- control equipment
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
- B01F31/60—Mixers with shaking, oscillating, or vibrating mechanisms with a vibrating receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
- B01F31/70—Drives therefor, e.g. crank mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/212—Measuring of the driving system data, e.g. torque, speed or power data
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/2201—Control or regulation characterised by the type of control technique used
- B01F35/2206—Use of stored recipes for controlling the computer programs, e.g. for manipulation, handling, production or composition in mixing plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/2201—Control or regulation characterised by the type of control technique used
- B01F35/2209—Controlling the mixing process as a whole, i.e. involving a complete monitoring and controlling of the mixing process during the whole mixing cycle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
Abstract
The embodiment of the present application provides a kind of vibration control system and control method, wherein system includes: vibration control equipment, generates oscillation control signal for obtaining vibration control parameter, and according to vibration control parameter；Power modulators are electrically connected with vibration control equipment, for receiving oscillation control signal and generating carrier power signal according to oscillation control signal；Electromagnetic driver is electrically connected with power modulators, generates linear reciprocating motion under the driving of carrier power signal；Electromagnetic driver is also used to that object to be controlled is driven to move synchronously.Vibration control system provided by the embodiments of the present application and the implementation of control method are relatively simple, reduce control algolithm and design difficulty.
Description
Technical field
This application involves vibration control technology more particularly to a kind of vibration control system and control methods.
Background technique
Resonance hybrid technology is a kind of novel material hybrid technology, is mixed automatically using the principle excitation material of resonance
It closes, which has the advantages that no paddle, safe and efficient, energy saving, uniform, be widely used in all types of industries such as medicine, chemical industry
In manufacturing field.
In the related technology, the resonance hybrid system for being mixed to material mostly uses greatly multiple servo motors to drive respectively
The mode of eccentric block is moved to drive mixing vessel to vibrate, adjusts vibration frequency by adjusting the velocity of rotation of eccentric block, is adjusted
The phase difference of eccentric block adjusts vibration amplitude.Above-mentioned hybrid system include multiple servo motors, multiple eccentric blocks, controller and
Other necessary transmission connection pieces, amount of parts is more, and overall construction is complex, and control algolithm is also more complicated, machine
The tool response time is longer, at high cost.
Summary of the invention
A kind of vibration control system is provided in the embodiment of the present application and control method, implementation are relatively simple.
The present embodiment first aspect embodiment provides a kind of vibration control system, is vibrated for controlling object to be controlled,
The control system includes:
Vibration control equipment generates vibration control for obtaining vibration control parameter, and according to the vibration control parameter
Signal；
Power modulators are electrically connected with the vibration control equipment；The power modulators are for receiving the vibration control
Signal processed simultaneously generates carrier power signal according to the oscillation control signal；
Electromagnetic driver is electrically connected with the power modulators；The electromagnetic driver is in the carrier power signal
Driving is lower to generate linear reciprocating motion；The electromagnetic driver is also connected with object to be controlled, to drive object to be controlled to move synchronously.
The application second aspect embodiment provides a kind of vibration control method applied to vibration control system as above, packet
It includes:
Obtain vibration control parameter；
Oscillation control signal is generated according to the vibration control parameter；
Carrier power signal is generated according to the oscillation control signal；
Linear reciprocating motion is generated according to the carrier power signal.
Technical solution provided by the embodiment of the present application, by using vibration control equipment acquisition vibration parameters, and according to
The vibration parameters generate oscillation control signal；Carrier power signal is generated according to the oscillation control signal using power modulators,
Carrier power signal is for driving electromagnetic driver to generate linear reciprocating motion；Electromagnetic driver is connected with object to be controlled, with band
It moves object to be controlled and generates vibration, abandoned the more Mechanical Driven mode of traditional amount of parts, produced using electromagnetic driver
The mode of raw linear reciprocating motion drives object vibration to be controlled, reduces the quantity of components, reduce system complexity and
The design difficulty of control algolithm, and shorten the system vibration response time.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the structural schematic diagram for the vibration control system that the embodiment of the present application one provides；
Fig. 2 is the structural schematic diagram for the vibration control system that the embodiment of the present application one provides；
Fig. 3 is the structural schematic diagram for the vibration control system that the embodiment of the present application two provides；
Fig. 4 is the control principle drawing for the vibration control equipment that the embodiment of the present application two provides.
Appended drawing reference:
11- vibration control equipment；12- power modulators；13- electromagnetic driver；14- information interaction device；15- vibration inspection
Survey device；16- power supply；2- object to be controlled.
Specific embodiment
In order to which technical solution in the embodiment of the present application and advantage is more clearly understood, below in conjunction with attached drawing to the application
Exemplary embodiment be described in more detail, it is clear that described embodiment be only the application a part implement
Example, rather than the exhaustion of all embodiments.It should be noted that in the absence of conflict, embodiment and reality in the application
The feature applied in example can be combined with each other.
Embodiment one
The present embodiment provides a kind of vibration control system, it can be applied to control object to be controlled and be vibrated, the object to be controlled
Body, which carries out vibration, can reach certain effect.Such as: object to be controlled is material mixing container, and mixing vessel, which generates vibration, to be made
It obtains its internal material and carries out vibration mixing automatically.For the present embodiment is only using material mixing container as object to be controlled, to vibration
Autocontrol system is described in detail.Certainly, those skilled in the art can also answer technical solution provided by the present embodiment
It is vibrated for controlling other objects to be controlled in addition to material mixing container.
Fig. 1 is the structural schematic diagram for the vibration control system that the embodiment of the present application one provides.As shown in Figure 1, vibration control
System includes: vibration control equipment 11, power modulators 12 and electromagnetic driver 13.Wherein, vibration control equipment 11 is for obtaining
Vibration control parameter is taken, and oscillation control signal is generated according to vibration control parameter.Power modulators 12 and vibration control equipment
11 electrical connections, power modulators 12 are for receiving oscillation control signal and generating carrier power letter according to the oscillation control signal
Number.Electromagnetic driver 13 is electrically connected with power modulators 12, and electromagnetic driver 13 under the driving of carrier power signal for producing
Raw linear reciprocating motion.Electromagnetic driver 13 is connected with object 2 to be controlled, to drive object 2 to be controlled to move synchronously.In the present embodiment
Object to be controlled 2 be material mixing container.
Above-mentioned vibration control parameter is the parameter controlled for the vibration to material mixing container, such as: Ke Yiwei
The parameters such as vibration frequency, the amplitude of material mixing container, or may be reciprocal straight for driving electromagnetic driver 13 to generate
Current amplitude parameter and/or power frequency parameter of driving current needed for line movement etc..
Vibration control parameter can be the default control parameters prestored that vibration control equipment 11 is got, default control
Parameter can be pre-stored in the memory in vibration control equipment 11, can also be pre-stored in be connected with vibration control equipment 11 it is outer
In portion's memory.
Alternatively, vibration control parameter may be to input parameter by the user that information interaction device is got.
Vibration control equipment 11 generates vibration control letter after getting vibration control parameter, according to vibration control parameter
Number.Such as: if vibration control parameter is for driving current needed for driving electromagnetic driver 13 to generate linear reciprocating motion
Current amplitude parameter and/or power frequency parameter, then the vibration according to caused by vibration control parameter of vibration control equipment 11 is controlled
Signal processed can be contained for sinusoidal or cosine signal, amplitude, phase angle and frequency above-mentioned material mixing container vibration frequency,
The information of the parameters such as amplitude.
Power modulators 12 generate carrier power signal according to oscillation control signal.Carrier power signal can be believed for pulse
Number, the frequency of the features such as frequency, amplitude, duty ratio of the pulse signal and above-mentioned oscillation control signal, amplitude, phase angle have pair
It should be related to, it may be assumed that the features such as frequency, amplitude and duty ratio of pulse signal contain the vibration frequency of material mixer, amplitude etc.
Information.
Carrier power signal is sent to electromagnetic driver 13 by power modulators 12, past to drive electromagnetic driver 13 to generate
Linear motion, the frequency and amplitude of the linear reciprocating motion are corresponding with the frequency of carrier power signal and amplitude.Electromagnetism swashs
Device 13 is encouraged to be connected with material mixing container, and the generation of electromagnetic driver 13 linear reciprocating motion (such as: it does along the vertical direction reciprocal straight
Line movement), and then material mixing container is driven to generate vibration (direction of vibration is upper and lower mode).
What above-mentioned power modulators 12 generated is carrier power signal, and carrier power signal is for directly driving electromagnetic excitation
Device 13 generates linear reciprocating motion, is driven in turn compared in the related technology using the driving eccentric block movement of multiple servo motors mixed
The mode of container vibration is closed, scheme provided by the present embodiment uses small number of components, reduces answering for total system
Miscellaneous degree reduces system energy consumption by a larger margin, realizes the purpose efficiently, being quickly uniformly mixed with lesser power consumption.In addition, adopting
It uses power modulators 12 and electromagnetic driver 13 as main vibratory drive component, it is more simple to control the algorithm that signal generates
It is single, it also further reduced design difficulty.
Technical solution provided by the present embodiment obtains vibration parameters by using vibration control equipment, and according to the vibration
Dynamic parameter generates oscillation control signal；Carrier power signal, carrier wave are generated according to the oscillation control signal using power modulators
Power signal is for driving electromagnetic driver to generate linear reciprocating motion；Electromagnetic driver is connected with object to be controlled, with drive to
It controls object and generates vibration, abandoned the more Mechanical Driven mode of traditional amount of parts, generated using electromagnetic driver past
The mode of linear motion drives object vibration to be controlled, reduces the quantity of components, reduces system complexity and control
The design difficulty of algorithm also shortens the system vibration response time, and object to be controlled is enabled to be rapidly achieved intended vibratory state.
Above-mentioned vibration control equipment 11 obtains vibration control parameter, and there are two types of implementations:
One is obtaining user by information interaction device inputs parameter, as vibration control parameter.Fig. 2 is that the application is real
The structural schematic diagram of the vibration control system of the offer of example one is provided.It is connect as shown in Fig. 2, information interaction device 14 provides user's input
Mouthful, user can input parameter by information interaction device 14, as vibration control parameter.Information interaction device 14 and vibration control
Equipment 11 is electrically connected, and user's input parameter is sent to vibration control equipment 11.
The second is vibration control equipment 11 obtains the default control parameters prestored from memory, join as vibration control
Number.
Wherein, for being obtained by way of user inputs parameter information interaction device 14, information interaction device 14 can be with
Including proximal end controlling equipment and/or remote control equipment.
Proximal end controlling equipment is connected with vibration control equipment 11, and proximal end controlling equipment provides user input interface, to use
Family inputs user by proximal end controlling equipment and inputs parameter, and then user's input parameter is sent to vibration control by proximal end controlling equipment
Control equipment 11.
Proximal end controlling equipment may include input equipment, such as: mechanical keyboard, touching manipulation equipment etc..Proximal end manipulation is set
It is standby to can be set in the working region where material mixing container, facilitate user closely to operate.Proximal end controlling equipment and vibration
Connection type between dynamic control equipment 11 can be set according to specifically selected device, be attached by interface, the two
Between communication mode can also be set according to specifically selected device, the present embodiment does not limit specifically.When defeated
Enter equipment be mechanical keyboard when, can also be correspondingly provided with display device, the data inputted for showing user by mechanical keyboard.
When proximal end controlling equipment is touching manipulation equipment (such as: touch screen), corresponding input frame and touch can be shown on touch screen
The controls such as keyboard, user can be displayed on input frame by the data that touch keyboard inputs.Picture editing's mode of touch screen can
Completion is write according to the corresponding software of its device itself, the present embodiment does not limit.In addition, touch screen or display device can also
Show the running state data of vibration control system.
It is remotely connect using remote control equipment with vibration control equipment 11, user inputs user by remote control equipment
Parameter is inputted, user can be inputted parameter and be sent to vibration control equipment 11 by remote control equipment.
Remote control equipment can be the electric terminals such as computer, mobile phone, tablet computer, by way of wirelessly or non-wirelessly
It is communicated with vibration control equipment 11.User can carry out teledata input to vibration control equipment 11 by remote control equipment
And control.
The mode that user inputs parameter is obtained for any of the above-described kind, vibration control equipment 11 is getting vibration control ginseng
After number, oscillation control signal can be generated according to vibration control parameter.The mode for generating oscillation control signal can refer to following step
It is rapid to realize:
Firstly, vibration control equipment 11 calculates oscillation intensity control amount and/or vibration frequency control according to vibration control parameter
Amount processed.Then, vibration control equipment 11 generates vibration control letter according to oscillation intensity control amount and/or vibration frequency control amount
Number.
It is the adjusting and/or vibration to its oscillation intensity to the emphasis that the vibrational state of material mixing container is adjusted
The adjusting of frequency, therefore, above-mentioned vibration control parameter can wrap the set information containing oscillation intensity and/or vibration frequency.Vibration
Dynamic control equipment 11 calculates strength control amount and/or vibration frequency control amount according to vibration control parameter, such as: user inputs ginseng
Number includes oscillation intensity, is specially the maximum current value of electromagnetic driver driving current, the purpose is to make material mixing container
Amplitude reach maximum value.It is maximum control that then vibration control equipment 11, which calculates strength control amount according to above-mentioned maximum current value,
Amount.
Then, vibration control equipment 11 generates oscillation control signal according to maximum control amount, if oscillation control signal is positive
String signal, amplitude are its maximum value.
The default control parameters prestored are obtained from memory as vibration control parameter for vibration control equipment 11
Implementation reads default control parameters after the work of 11 electrifying startup of vibration control equipment out of memory, and then basis should
Vibration control parameter generates oscillation control signal, and specific implementation can refer to above content.
Which is suitable for material mixing container and repeats multiple situation to identical mixing material and mixing condition,
It for second of above implementation procedure, is set without user, is read directly out of memory and starting executes automatically.
Embodiment two
The present embodiment is on the basis of the above embodiments, to optimize to vibration control system.
Fig. 3 is the structural schematic diagram for the vibration control system that the embodiment of the present application two provides.As shown in figure 3, vibration control
System further include: vibration detection device 15.
It is detected using vibrational state of the vibration detection device 15 to material mixing container, generates vibration characteristics data.
Vibration characteristics data are also used as a part of vibration control parameter, for generating oscillation control signal.Vibration characteristics data can be with
It include: the data such as the driving current of the vibration acceleration of material mixing container, electromagnetic driver.
Specifically, vibration detection device 15 may include: acceleration transducer and current sensor.Wherein, acceleration passes
Sensor is used to detect the vibration acceleration of material mixing container, as the data for embodying vibration frequency；Current sensor is for examining
The driving current for surveying electromagnetic driver, as the data for embodying vibration amplitude.Each detection device respectively with vibration control equipment 11
Electrical connection, vibration control equipment 11 sample vibration characteristics data according to preset sample frequency, are then filtered.
Above-mentioned user inputs parameter or the default control parameters prestored as initial control parameter, it is subsequent can be according to vibration
The data that dynamic detection device 15 detects adjust vibration control amount in real time, so that the vibrational state of material mixing container reaches most
Good state.
Above-mentioned vibration control equipment 11 is calculating oscillation intensity control amount and/or vibration frequency control according to vibration control parameter
During amount processed, it can specifically realize in accordance with the following steps:
Firstly, vibration control equipment 11 carries out Fast Fourier Transform (FFT) to filtered vibration characteristics data, it is calculated
Frequency, amplitude and the initial phase of sampled signal.Then, vibration control equipment 11 inputs parameter or default control ginseng according to user
Vibration characteristics data after several and Fast Fourier Transform (FFT) calculate oscillation intensity control amount and/or vibration frequency control amount.
Wherein, calculating vibration frequency control measurer body, which can be used such as under type, realizes:
Firstly, calculating the driving current of the electromagnetic driver 13 after Fast Fourier Transform (FFT) and the vibration of material mixing container
Phase difference between acceleration.Then judge whether phase difference meets the resonance requirement of material mixing container, if so, showing to work as
Preceding phase difference is met the requirements, and continues to control according to current control amount；Join if it is not, then being inputted according to phase difference and user
Number or the default control parameters prestored recalculate vibration frequency control amount.
Such as: user inputs comprising setting resonance phase difference in parameter or default control parameters, then vibration control equipment 11
Judge whether phase difference meets resonance and require, be specifically as follows: judging whether the phase difference is equal with setting resonance phase difference, if
It is equal, then meet resonance and requires；If unequal, it is unsatisfactory for resonance and requires.
When being unsatisfactory for resonance and requiring, the difference between phase difference and setting resonance phase difference is calculated, and according to the difference
Vibration frequency control amount is generated, such as: if the difference is larger, increase vibration frequency control amount；If the difference is smaller, reduce
Vibration frequency control amount.
Calculating oscillation intensity control amount, which specifically can be used such as under type, to be realized:
Vibration control equipment 11 judges whether the amplitude of the vibration acceleration of material mixing container meets oscillation intensity requirement,
If so, meeting the requirements, continued to execute according to current control amount；If it is not, being then unsatisfactory for requiring, vibration control equipment 11
Parameter is inputted according to vibration acceleration and user or the default control parameters prestored calculate oscillation intensity control amount.
Such as: user inputs comprising setting oscillation intensity in parameter or default control parameters, and vibration control equipment 11 judges
Whether the amplitude of vibration acceleration meets oscillation intensity requirement, and be specifically as follows: vibration control equipment 11 judges vibration acceleration
Amplitude whether be equal to setting oscillation intensity, if so, meet oscillation intensity requirement；If it is not, being then unsatisfactory for oscillation intensity requirement.
Vibration control equipment 11 inputs parameter according to vibration acceleration and user or the default control parameters prestored are calculated and shaken
Fatigue resistance control amount, such as can be with are as follows: it is strong that vibration control equipment 11 judges whether the amplitude of vibration acceleration is greater than setting vibration
Degree, if so, reducing oscillation intensity control amount；If it is not, then increasing oscillation intensity control amount.
It calculates vibration frequency control amount and oscillation intensity control amount can refer to aforesaid way to realize, alternatively, can also adopt
It is realized with the various modification methods for having PID regulatory function, the control parameter in pid algorithm can be set as needed
It is fixed, it can also be corrected in real time by variable coefficient PID parameter tuning method.The specific implementation of PID can refer in prior art
Conventional means realize that pid control parameter can set according to actual needs by technical staff.
After getting oscillation intensity control amount and/or vibration frequency control amount, vibration control equipment 11 can be according to vibration
Fatigue resistance control amount and/or vibration frequency control amount generate oscillation control signal, specifically, according to oscillation intensity control amount and/
Or vibration frequency control amount generates sine or cosine the control signal of corresponding frequencies, amplitude and initial phase, as vibration control
Signal.
The process of above-mentioned calculating vibration frequency control amount and oscillation intensity control amount can execute respectively, can also be according to one
Fixed sequentially executes backward.Such as: first vibration frequency is adjusted, when judging fast Fourier to vibration control equipment
Phase difference between the driving current of transformed electromagnetic driver and the vibration acceleration of object to be controlled meets object to be controlled
Vibration characteristics data meter when resonance requires, after parameter or default control parameters and Fast Fourier Transform (FFT) are inputted further according to user
Calculate oscillation intensity control amount.Briefly, it is exactly first to adjust vibration frequency, when vibration frequency, which meets resonance, to be required, then adjusts
Oscillation intensity is until meet intensity requirement.
Based on the above technical solution, vibration control equipment 11 is also used to judge according to vibration characteristics data that material is mixed
Whether the vibration for closing container meets safe working conditions, if so, continuing to keep vibrational state；If it is not, then controlling material mixing
Container stops vibration.Safe working conditions can be the condition that material mixing container can work normally, such as: when vibration accelerates
When the amplitude of degree is less than predetermined acceleration upper limit threshold, it is considered as and meets normal running conditions, if amplitude is greater than setting upper limit threshold
Show that amplitude is excessive, be prone to accidents, needs to stop to vibrate.
Alternatively, vibration characteristics data can also include: the operating temperature and operating pressure of material mixing container, it is respectively adopted
Temperature sensor and pressure sensor detect to obtain.Vibration control equipment 11 is electrically connected with temperature sensor and pressure sensor respectively
It connects, to obtain the temperature and pressure data of material mixing container.
Such as: vibration control equipment 11 judges whether the operating temperature in material mixing container is less than preset temperature upper limit threshold
Value, if so, meeting safe working conditions；If it is not, being then unsatisfactory for safe working conditions.Vibration control equipment 11, which issues, stops letter
Number, stop vibration to control material mixing container.
Alternatively, vibration control equipment 11 judges whether the operating pressure in material mixing container is less than preset pressure upper limit threshold
Value, if so, meeting safe working conditions；If it is not, being then unsatisfactory for safe working conditions.Vibration control equipment 11, which issues, stops letter
Number, stop vibration to control material mixing container.
Alternatively, when vibration control equipment 11 judges that operating temperature is less than preset temperature upper limit threshold and operating pressure is less than
When preset pressure upper limit threshold, it is believed that meet safe working conditions；If it is not, being then unsatisfactory for safe working conditions.
Above-mentioned technical proposal is more than preset temperature upper limit threshold in operating temperature or operating pressure is more than the preset pressure upper limit
When threshold value or vibration acceleration are more than predetermined acceleration upper limit threshold, vibration stop signal control material mixing container can produce
Stop vibration, excessively high, hypertonia or vibration acutely cause material mixing to be lost very much to avoid the temperature in material mixing container
The perils such as effect even explosion occur.
Above-mentioned vibration control equipment 11 can be for based on Digital Signal Processing (Digital Signal Processing, letter
Claim: DSP) hard-wired embedded processing platform.It can also build to be formed to handle using other processors and interlock circuit and put down
Platform.
Above-mentioned power modulators 12 can be digital or analog algorithm for power modulation module, and existing hardware mould can be used
Block.
Electromagnetic driver 13 can use the device for generating linear reciprocating motion after the current is applied, such as: high-power sound
Enclose motor.
Above-mentioned proximal end controlling equipment can send enabled instruction, halt instruction, user's input ginseng to vibration control equipment 11
Number etc., also can operating status to vibration control system and data show.If proximal end controlling equipment is touch screen, closely
End controlling equipment, which is specifically as follows based on DSP platform combination touch screen hardware, to be realized.If proximal end controlling equipment includes mechanical keys
Disk can then be realized by the general input/output port of DSP.
Distal end controlling equipment can also by standard network interface to vibration control equipment 11 send enabled instruction, halt instruction,
User inputs parameter etc., also can operating status to vibration control system and data show.Remote control equipment can be with
It is realized based on DSP network development interface.Those skilled in the art can extend according to actual needs these and have input and output
The operational module of function, the present embodiment does not limit.
Furthermore it is also possible to include power supply 16, power supply 16 is used to provide 5V direct current to vibration control equipment 11, examine to vibration
It surveys device 15 and 24V direct current is provided, provide 220V direct current to power modulators 12.The output voltage of above-mentioned power supply 16 can also be with
It is configured according to specific device, it is not limited to above-mentioned numerical value.
Above-mentioned vibration control equipment 11 carries out sampling according to preset sample frequency to the data that sensor detects and goes forward side by side
Row filtering, then carries out Fast Fourier Transform (FFT) to sampling and filtered data, calculates the frequency of sampled signal, amplitude and just
Then beginning phase calculates control amount with pid control algorithm.Control amount includes: the vibration frequency adjusted for realizing vibration frequency
Rate control amount and/or the oscillation intensity control amount adjusted for realizing vibration acceleration amplitude.Vibration control equipment 11 is according to meter
Obtained control amount generates sine or cosine the control signal of assigned frequency, amplitude and initial phase, and is sent to power tune
Device 12 processed.
Fig. 4 is the control principle drawing for the vibration control equipment that the embodiment of the present application two provides.As shown in figure 4, vibration control
Equipment 11 is respectively adjusted vibration frequency and oscillation intensity using pid algorithm.By the driving current of electromagnetic driver 13 and
Phase difference between the vibration acceleration of material mixing container is compared, so as control object with setting resonance phase difference
After frequency control amount is calculated.The control process utilizes vibration control equipment 11, power modulators 12,13 and of electromagnetic driver
Vibration detection device 15 forms close loop control circuit and makes phase difference Step wise approximation setting resonance phase difference, so that material mixing is held
The vibration of device progressively reaches resonance admixture.Then according to vibration acceleration amplitude and setting oscillation intensity regulating calculation intensity
Control amount forms closed loop control using vibration control equipment 11, power modulators 12, electromagnetic driver 13 and vibration detection device 15
Circuit processed, so that the oscillation intensity of material mixing container gradually approaches setting oscillation intensity.Drive current waveform modulation in Fig. 4
It is to be completed by power modulators 12.
Above-mentioned vibration control system can also control 13 driving current of electromagnetic driver by way of manually adjusting
Frequency and amplitude control the vibration of material mixing container to realize.Specifically, operator can be manipulated by proximal end
Equipment or remote control equipment inputted vibration control parameter.The vibration control parameter may include: vibration mode (manual mode or
Automatic mode), oscillation intensity, vibration frequency, time of vibration (material incorporation time), start vibration, stop vibration, data protect
It deposits, technological parameter etc..
Embodiment three
The present embodiment is on the basis of the above embodiments, to provide a kind of vibration control applied to above-mentioned vibration control system
Method processed.
The vibration control method may include the following steps:
Step 1: vibration control equipment obtains vibration control parameter.
Step 2: vibration control equipment generates oscillation control signal according to vibration control parameter.
Step 3: power modulators generate carrier power signal according to oscillation control signal.
Step 4: electromagnetic driver generates linear reciprocating motion according to carrier power signal.
Wherein, vibration control parameter can input parameter for the user obtained by information interaction device, or from
The default control parameters prestored read in the corresponding memory of vibration control equipment.Vibration control parameter can also include vibration
The vibration characteristics data that detection device detects, vibration control equipment can input ginseng according to above-mentioned vibration characteristics data and user
Several or default control parameters generate oscillation control signal, and concrete implementation mode can refer to above-described embodiment, herein no longer
It repeats.The implementation of remaining each step can also refer to above-described embodiment.
Technical solution provided by the present embodiment obtains vibration parameters by using vibration control equipment, and according to the vibration
Dynamic parameter generates oscillation control signal；Carrier power signal, carrier wave are generated according to the oscillation control signal using power modulators
Power signal is for driving electromagnetic driver to generate linear reciprocating motion；Electromagnetic driver is connected with object to be controlled, with drive to
It controls object and generates vibration, abandoned the more Mechanical Driven mode of traditional amount of parts, generated using electromagnetic driver past
The mode of linear motion drives object vibration to be controlled, reduces the quantity of components, reduces system complexity and control
The design difficulty of algorithm.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
The instructions such as " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the application and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it should not be understood as the limitation to the application.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present application, the meaning of " plurality " is at least two, such as two
It is a, three etc., unless otherwise specifically defined.
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate with each other；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the interaction relationship of connection or two elements inside two elements.For the ordinary skill in the art,
The concrete meaning of above-mentioned term in this application can be understood as the case may be.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.
Obviously, those skilled in the art can carry out various modification and variations without departing from the essence of the application to the application
Mind and range.In this way, if these modifications and variations of the application belong to the range of the claim of this application and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Claims (21)
1. a kind of vibration control system is vibrated for controlling object to be controlled characterized by comprising
Vibration control equipment generates oscillation control signal for obtaining vibration control parameter, and according to the vibration control parameter；
Power modulators are electrically connected with the vibration control equipment；The power modulators are for receiving the vibration control letter
Number and according to the oscillation control signal generate carrier power signal；
Electromagnetic driver is electrically connected with the power modulators；Driving of the electromagnetic driver in the carrier power signal
Lower generation linear reciprocating motion；The electromagnetic driver is also connected with object to be controlled, to drive object to be controlled to move synchronously.
2. vibration control system according to claim 1, which is characterized in that the vibration control equipment is specifically used for basis
Vibration control parameter calculates oscillation intensity control amount and/or vibration frequency control amount, and for according to oscillation intensity control amount
And/or vibration frequency control amount generates oscillation control signal.
3. vibration control system according to claim 2, which is characterized in that the vibration control parameter includes: that user is defeated
Enter parameter；
The vibration control system further include:
Information interaction device is connected with the vibration control equipment；The information interaction device is for obtaining user's input
Parameter.
4. vibration control system according to claim 3, which is characterized in that the information interaction device includes: proximal end behaviour
Control equipment and/or remote control equipment.
5. vibration control system according to claim 2, which is characterized in that the vibration control parameter includes: to be pre-stored in
Default control parameters in vibration control equipment.
6. the vibration control system according to claim 3 or 5, which is characterized in that the vibration control parameter further include: vibration
Dynamic characteristic data；
The vibration control system further include:
Vibration detection device is electrically connected with the vibration control equipment；The vibration detection device is special for detecting the vibration
Property data.
7. vibration control system according to claim 6, which is characterized in that the vibration detection device includes:
Current sensor, for detecting the driving current of electromagnetic driver；
Acceleration transducer, for detecting the vibration acceleration of object to be controlled.
8. vibration control system according to claim 7, which is characterized in that the vibration control equipment is used for according to vibration
Control parameter calculates oscillation intensity control amount and/or vibration frequency control amount, specifically:
Vibration control equipment is used to carry out Fast Fourier Transform (FFT) to the vibration characteristics data；
Vibration control equipment is used to input the vibration spy after parameter or default control parameters and Fast Fourier Transform (FFT) according to user
Property data calculate oscillation intensity control amount and/or vibration frequency control amount.
9. vibration control system according to claim 8, which is characterized in that vibration control equipment according to user for inputting
Vibration characteristics data after parameter or default control parameters and Fast Fourier Transform (FFT) calculate vibration frequency control amount, specifically:
Vibration control equipment is used to calculate the driving current of the electromagnetic driver after Fast Fourier Transform (FFT) and the vibration of object to be controlled
Phase difference between dynamic acceleration；
Vibration control equipment is for judging whether the phase difference meets the resonance requirement of object to be controlled；
If judging result be it is no, vibration control equipment is used to input parameter or default control ginseng according to the phase difference and user
Number calculates vibration frequency control amount.
10. vibration control system according to claim 9, which is characterized in that it includes that setting is total that the user, which inputs parameter,
Vibration phase difference or the default control parameters include setting resonance phase difference；
Vibration control equipment for judging whether the phase difference meets the resonance requirement of object to be controlled, specifically:
Whether vibration control equipment is equal for judging the phase difference and setting resonance phase difference, if equal, meets resonance
It is required that；If unequal, it is unsatisfactory for resonance and requires.
11. vibration control system according to claim 10, which is characterized in that vibration control equipment is used for according to the phase
Potential difference and user input parameter or the default control parameters prestored calculate vibration frequency control amount, specifically:
Vibration control equipment judges whether the phase difference is greater than setting resonance phase difference, if so, reducing vibration frequency control
Amount；If it is not, then increasing vibration frequency control amount.
12. vibration control system according to claim 9, which is characterized in that if vibration control equipment judges phase difference
Meet the resonance requirement of object to be controlled, then vibration control equipment inputs in parameter or default control parameters and quick Fu according to user
Vibration characteristics data after leaf transformation calculate oscillation intensity control amount.
13. vibration control system according to claim 12, which is characterized in that vibration control equipment is used for defeated according to user
Vibration characteristics data after entering parameter or default control parameters and Fast Fourier Transform (FFT) calculate oscillation intensity control amount, specifically
Are as follows:
Vibration control equipment is for judging whether the amplitude of the vibration acceleration of object to be controlled meets oscillation intensity requirement；
If judging result be it is no, vibration control equipment is used to inputting parameter according to the vibration acceleration and user or prestore
Default control parameters calculate oscillation intensity control amount.
14. vibration control system according to claim 13, which is characterized in that it includes setting vibration that the user, which inputs parameter,
Fatigue resistance or the default control parameters include setting oscillation intensity；
Vibration control equipment is for judging whether the amplitude of the vibration acceleration of object to be controlled meets oscillation intensity requirement, specifically
Are as follows:
Vibration control equipment for judging whether the amplitude of the vibration acceleration of object to be controlled is equal to setting oscillation intensity, if so,
Then meet oscillation intensity requirement；If it is not, being then unsatisfactory for oscillation intensity requirement.
15. vibration control system according to claim 14, which is characterized in that vibration control equipment is used for according to the vibration
Dynamic acceleration and user input parameter or the default control parameters prestored calculate oscillation intensity control amount, specifically:
Vibration control equipment is for judging whether the amplitude of the vibration acceleration is greater than setting oscillation intensity, if so, reducing
Oscillation intensity control amount；If it is not, then increasing oscillation intensity control amount.
16. vibration control system according to claim 1, which is characterized in that the oscillation control signal is sinusoidal signal
Or cosine signal.
17. vibration control system according to claim 7, which is characterized in that the vibration control equipment is also used to basis
The vibration characteristics data judge whether the vibration of object to be controlled meets safe working conditions；
If judging result is no, the vibration control equipment control object stopping vibration to be controlled.
18. vibration control system according to claim 17, which is characterized in that the vibration detection device further include:
Temperature sensor, for detecting the operating temperature of object to be controlled；
Pressure sensor, for detecting the operating pressure of object to be controlled.
19. vibration control system according to claim 18, which is characterized in that the vibration control equipment is also used to basis
The vibration characteristics data judge whether the vibration of object to be controlled meets safe working conditions, specifically:
The vibration control equipment be used for judge whether the object to be controlled operating temperature be less than preset temperature upper limit threshold and
The operating pressure of the object to be controlled is less than preset pressure upper limit threshold；If so, meeting safe working conditions；If it is not, then not
Meet safe working conditions.
20. vibration control system according to claim 1, which is characterized in that the electromagnetic driver is voice coil motor.
21. a kind of vibration control method applied to any one of the claim 1-20 vibration control system, which is characterized in that
Include:
Obtain vibration control parameter；
Oscillation control signal is generated according to the vibration control parameter；
Carrier power signal is generated according to the oscillation control signal；
Linear reciprocating motion is generated according to the carrier power signal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910235805.7A CN109794199A (en) | 2019-03-27 | 2019-03-27 | Vibration control system and control method |
| CN201910828565.1A CN110508204B (en) | 2019-03-27 | 2019-09-03 | Vibration control system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910235805.7A CN109794199A (en) | 2019-03-27 | 2019-03-27 | Vibration control system and control method |
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| CN109794199A true CN109794199A (en) | 2019-05-24 |
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| CN201910235805.7A Pending CN109794199A (en) | 2019-03-27 | 2019-03-27 | Vibration control system and control method |
| CN201910828565.1A Active CN110508204B (en) | 2019-03-27 | 2019-09-03 | Vibration control system and control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112361417A (en) * | 2020-12-10 | 2021-02-12 | 珠海格力电器股份有限公司 | Ultrasonic cleaning control method and device for range hood and range hood |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US11867509B2 (en) | 2021-03-03 | 2024-01-09 | Invensense, Inc. | Robust method for gyroscope drive amplitude measurement |
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|---|---|---|---|---|
| WO2014124440A2 (en) * | 2013-02-11 | 2014-08-14 | Bloch Andrew E | Apparatus and method for providing asymmetric oscillations |
| US9159573B2 (en) * | 2013-12-18 | 2015-10-13 | Taiwan Semiconductor Manufacturing Company Limited | Systems and methods for monitoring and controlling particle sizes in slurries |
| CN204891730U (en) * | 2015-07-03 | 2015-12-23 | 河南护理职业学院 | Medical medicine machine that mixes with adjustable frequency and amplitude |
| CN105771761A (en) * | 2016-04-21 | 2016-07-20 | 安徽绿健检测技术服务有限公司 | Electric heating type constant-temperature oscillator |
| CN205965679U (en) * | 2016-08-08 | 2017-02-22 | 浙江水利水电学院 | Stroke and tunable frequency's medical oscillation device |
| CN206935277U (en) * | 2017-04-05 | 2018-01-30 | 漳浦县扬基园艺发展有限公司 | A kind of agalloch eaglewood seed selection tissue culture medium's automatic mixed stirring device |
| CN206980616U (en) * | 2017-05-15 | 2018-02-09 | 骆雪娥 | A kind of oscillatory type Chinese medicine agitator tank |
| CN107442015A (en) * | 2017-09-27 | 2017-12-08 | 龙里县逸轩生产力促进中心 | A kind of Electromagnetically vibrating chemical industry feed liquid agitation means |
| CN108287465A (en) * | 2018-01-03 | 2018-07-17 | 湖北航鹏化学动力科技有限责任公司 | A kind of control system and method for acoustic resonance material mixer |
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2019
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| CN112361417A (en) * | 2020-12-10 | 2021-02-12 | 珠海格力电器股份有限公司 | Ultrasonic cleaning control method and device for range hood and range hood |
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| CN110508204A (en) | 2019-11-29 |
| CN110508204B (en) | 2022-05-17 |
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