CN106094580B - The automatically controlled regulating system and method for ultrasonic wave Surface During Cavitation Erosion - Google Patents
The automatically controlled regulating system and method for ultrasonic wave Surface During Cavitation Erosion Download PDFInfo
- Publication number
- CN106094580B CN106094580B CN201610394904.6A CN201610394904A CN106094580B CN 106094580 B CN106094580 B CN 106094580B CN 201610394904 A CN201610394904 A CN 201610394904A CN 106094580 B CN106094580 B CN 106094580B
- Authority
- CN
- China
- Prior art keywords
- ultrasonic wave
- transformer
- sample
- cavitation
- canister
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention discloses the automatically controlled regulating systems and method of a kind of ultrasonic wave Surface During Cavitation Erosion, are related to the automatically controlled adjusting of ultrasonic wave Surface During Cavitation Erosion.The present invention is first using supersonic generator, energy converter, ultrasonic transformer, sample, cavitation corrosion medium and canister composition ultrasonic wave cavitation corrosion system, realize the ultrasonic frequency vibratory of sample, so as to induce the cavitation of cavitation corrosion medium and crumble and fall, the cavitation erosion of specimen surface is realized.Meanwhile electric power system is formed using DC power supply, variable resistor and transformer, realize that the voltage between sample and canister is adjusted.In the process, exchange system is formed by eddy current sensor, comparator, operational amplifier and reversing switch, realizes the synchronous communicating of electric current between sample and canister.By the co-ordination of ultrasonic wave cavitation corrosion system, electric power system and exchange system, the automatically controlled adjusting of ultrasonic wave Surface During Cavitation Erosion is realized.
Description
Technical field
The present invention relates to the automatically controlled regulation technology fields of ultrasonic wave Surface During Cavitation Erosion, are specifically the automatically controlled of ultrasonic wave Surface During Cavitation Erosion
Regulating system and method；Vacuolization and the regulation and control for the process that crumbles and fall under ul-trasonic irradiation suitable for material surface.
Background technology
Cavitation corrosion drastically influences performance and the military service of the flow passage components such as pump valve, cylinder liner piston ring friction pair, high-speed bearing etc.
Service life.It is many in the technology of experiment desk research cavitation phenomenon but currently used mainly including rotary disk type, Venturi tube
Three kinds of experimental provisions of type and oscillating mode.Rotary disk type device and Venturi tube-type spreader device are during media flow by specific
Component generate cavitation and cavitation corrosion, cavitation corrosion is less efficient；And oscillating mode cavitation corrosion experimental provision is made pottery by magnetostriction or piezoelectricity
The high-frequency vibration that the devices such as porcelain are formed in media as well forms cavitation and cavitation corrosion, and cavitation corrosion efficiency is higher.Above-mentioned various methods are in sky
Affecting laws of each parameter to cavitation corrosion effect can be studied during erosion by changing the parameters such as speed, amplitude.But by
Many in the factor for influencing cavitation corrosion effect, the influence principle that above-mentioned various test methods all cannot be to electric field is studied.Pass through
Voltage is applied to cavitation corrosion medium, thus it is possible to vary the surface of medium can and other properties, so as to change the cavitation in Surface During Cavitation Erosion and
It crumbles and fall, has great importance to material surface Surface During Cavitation Erosion under research electric field action.
The content of the invention
The present invention provides a kind of automatically controlled regulating system and method for ultrasonic wave Surface During Cavitation Erosion, changes during ultrasonic wave cavitation corrosion
Become cavitation corrosion medium cavitation and the state that crumbles and fall realizes electric field regulation and control.
The present invention is realized with following technical solution：A kind of automatically controlled regulating system of ultrasonic wave Surface During Cavitation Erosion, including super
Sound wave cavitation corrosion system, electric power system and exchange system；
The ultrasonic wave cavitation corrosion system includes supersonic generator and canister；Cavitation corrosion is equipped in canister to be situated between
Matter；Supersonic generator connects an energy converter, and a ultrasonic transformer is installed on energy converter；Sample is installed on ultrasonic transformer；
The electric power system includes DC power supply, the primary side of the output terminal connection transformer of DC power supply；Transformer
Secondary is connected on ultrasonic transformer and canister；The primary side of transformer is in series with variable resistor；
The exchange system is connected in sequence by eddy current sensor, comparator, operational amplifier and reversing switch；
Reversing switch is connected between DC power supply and transformer primary side.
A kind of automatically controlled adjusting method of ultrasonic wave Surface During Cavitation Erosion, using the automatically controlled adjusting system of above-mentioned ultrasonic wave Surface During Cavitation Erosion
System, is as follows：
(1) using the ultrasonic wave of supersonic generator, energy converter, ultrasonic transformer, sample, cavitation corrosion medium and canister composition
Cavitation corrosion system realizes basic ultrasonic wave Surface During Cavitation Erosion；
(2) electric power system formed using DC power supply, variable resistor and transformer, is supplied between sample and canister
High voltage, the size of voltage are adjusted by variable resistor；
(3) exchange system being made up of eddy current sensor, comparator, operational amplifier and reversing switch, energy converter shake
Electric signal is transformed by eddy current sensor and passes through ratio apart from consecutive variations, the distance of variation between eddy current sensor during dynamic
Compared with the commutation of device and operational amplifier driving reversing switch；
(4) reversing switch causes the positive and negative anodes between sample and canister to change with luffing vibration of bar；
(5) the output signal of eddy current sensor changes with the vibration of energy converter, and control reversing switch is with the frequency of ultrasound
Rate changes direction, so as to fulfill the transient change of magnetic flux in transformer, forms the instantaneous high pressure between sample and canister；
(6) by the voltage swing between variable resistor and reversing switch difference adjusting sample and canister and direction, and
And it is synchronous with the frequency of ultrasonic transformer vibration and direction, it realizes to cavitation during ultrasonic wave cavitation corrosion and the independent control to crumble and fall.
Preferably, the alternating current for the 30KHz that energy converter exports supersonic generator is transformed into frequency and is in step (1)
The mechanical vibration amplitudes of energy converter are amplified to 50 μm and pass to sample by the mechanical oscillation of 30KHz, ultrasonic transformer, sample equipped with
With the state sustained vibration of 30KHz, 50 μm of amplitudes in the canister of cavitation corrosion medium.
Preferably, the voltage of DC power supply is 12V in step (2), after transformer transformation between sample and canister
Voltage it is adjustable between 20~1000V.
Preferably, the maximum range between the eddy current sensor and ultrasonic transformer in step (3) is 10 μm, and eddy current sensor is defeated
Go out electric current output pulse signal after comparator.
Beneficial effects of the present invention are as follows：
(1) compared to existing ultrasonic wave cavitation corrosion experimental provision, process provides electric field controls patterns, can enrich ultrasound
The research range of ripple cavitation corrosion；
(2) cavitation corrosion medium can show the greatest differences in performance under the electric field action of varying strength, therefore pass through tune
Section voltage swing can change the surface energy of cavitation corrosion medium, so as to control the process of ultrasonic wave cavitation corrosion；
(3) process of ultrasonic vibration is transformed into the current direction for flowing through cavitation corrosion medium in real time by sensor, so as to
It realizes the independent control of cavitation and the process that crumbles and fall, can preferably study affecting laws of the electric field to cavitation and the process that crumbles and fall.
Description of the drawings
Fig. 1 is principle of the invention block diagram.
In figure：1st, DC power supply, 2, reversing switch, 3, transformer, 4, canister, 5, cavitation corrosion medium, 6, ultrasonic transformer, 7,
Supersonic generator, 8, energy converter, 9, eddy current sensor, 10, comparator, 11, operational amplifier, 12, variable resistor, 13, examination
Sample.
Specific embodiment
As shown in Figure 1, a kind of automatically controlled regulating system of ultrasonic wave Surface During Cavitation Erosion includes ultrasonic wave cavitation corrosion system, electric power system
And exchange system.Ultrasonic wave cavitation corrosion system realizes the ultrasonic frequency vibratory of sample 13, and electric power system realizes that sample 13 and metal hold
Power supply and voltage between device 4 are adjusted, and exchange system realizes the synchronous and commutation of 4 electric currents of sample 13 and canister.Ultrasonic wave
Cavitation corrosion system be sequentially connected by supersonic generator 7, energy converter 8, ultrasonic transformer 6, sample 13, cavitation corrosion medium 5 and canister 4 and
Into；Electric power system is connected in sequence by DC power supply 1, variable resistor 12 and transformer 3；Exchange system by eddy current sensor 9,
Comparator 10, operational amplifier 11 and reversing switch 2 are connected in sequence.
The automatically controlled adjusting method of ultrasonic wave Surface During Cavitation Erosion, using the regulating system in Fig. 1, is as follows：
(1) formed using supersonic generator 7, energy converter 8, ultrasonic transformer 6, sample 13, cavitation corrosion medium 5 and canister 4
Ultrasonic wave cavitation corrosion system realizes basic ultrasonic wave Surface During Cavitation Erosion；
(2) electric power system is formed using DC power supply 1, variable resistor 12 and transformer 3, to sample 13 and canister 4
Between supply high voltage, the size of voltage is adjusted by variable resistor 12；
(3) 2 passes are opened by eddy current sensor 9, comparator 10, operational amplifier 11 and commutation and forms exchange system, transducing
Telecommunications is transformed by eddy current sensor 9 apart from consecutive variations, the distance of variation between eddy current sensor 9 in 8 vibration processes of device
The commutation of reversing switch 2 number is driven by comparing device 10 and operational amplifier 11；
(4) connection mode of reversing switch 2 can cause the positive and negative anodes between sample 13 and canister 4 with ultrasonic transformer 6
Vibration and change, the tool of reversing switch 2 there are two types of connection mode, be respectively solid line connection (ab and cd) connected with dotted line (ad with
bc)；
(5) the output signal of eddy current sensor 9 changes with the vibration of energy converter 8, and control reversing switch 2 is with ultrasound
Frequency shift direction so as to fulfill the transient change of magnetic flux in transformer 3, forms the instantaneous height between sample 13 and canister 4
Pressure.
(6) voltage swing between adjusting sample 13 and canister 4 can be distinguished by variable resistor 12 and reversing switch 2
And direction, and it is synchronous with the frequency of the vibration of ultrasonic transformer 6 and direction, it realizes to cavitation during ultrasonic wave cavitation corrosion and crumbles and fall only
Vertical control, achievees the purpose that regulate and control ultrasonic wave Surface During Cavitation Erosion.
The alternating current for the 30KHz that energy converter 8 exports supersonic generator 7 is transformed into the mechanical oscillation that frequency is 30KHz,
The mechanical vibration amplitudes of energy converter 8 are amplified to 50 μm and pass to sample 13 by ultrasonic transformer 6, and sample 13 is equipped with cavitation corrosion medium 5
Canister 4 in the state sustained vibration of 30KHz, 50 μm of amplitudes, cavitation is formed in cavitation corrosion medium 5 and is crumbled and fall, so as to
Cause the cavitation corrosion of sample 13.Meanwhile the two poles of the earth are connected to luffing by 12V DC power supply by variable resistor 12 and transformer 3
It is at this time not sense electric current to flow through on ultrasonic transformer 6, sample 13, cavitation corrosion medium 5 and canister 4 on bar 6 and canister 4
's.With energy converter 8 and the periodic vibration of ultrasonic transformer 6, the distance between eddy current sensor 9 and energy converter 8 also do periodicity
Variation exports cyclic pulse signal after exporting signal and comparator 10 from eddy current sensor 9, which puts by computing
Big device 11 drives the moment that reversing switch 2 commutates, and sensing electric current flows through ultrasonic transformer 6, sample 13, cavitation corrosion medium 5 and canister 4
The circuit of composition, when 6 raising and lowering of ultrasonic transformer, corresponds to the cavitation of cavitation corrosion medium 5 respectively and the process that crumbles and fall, while also in cavitation corrosion
The different electric current in direction is generated in medium 5, the size of electric current can be adjusted by variable resistor 12.Therefore, can pass through
The automatically controlled adjusting of ultrasonic wave Surface During Cavitation Erosion is realized in the co-ordination of ultrasonic wave cavitation corrosion system, electric power system and exchange system.
Claims (5)
1. a kind of automatically controlled regulating system of ultrasonic wave Surface During Cavitation Erosion, it is characterised in that：Including ultrasonic wave cavitation corrosion system, electric power system
And exchange system；
The ultrasonic wave cavitation corrosion system includes supersonic generator (7) and canister (4)；Sky is equipped in canister (4)
Lose medium (5)；Supersonic generator (7) connects an energy converter (8), and a ultrasonic transformer (6) is installed on energy converter (8)；Ultrasonic transformer (6)
On sample (13) is installed；
The electric power system includes DC power supply (1), the primary side of the output terminal connection transformer (3) of DC power supply (1)；Transformation
The secondary of device (3) is connected on ultrasonic transformer (6) and canister (4)；The primary side of transformer is in series with variable resistor (12)；
The exchange system by eddy current sensor (9), comparator (10), operational amplifier (11) and reversing switch (2) successively
It is formed by connecting；Reversing switch (2) is connected between DC power supply (1) and transformer (3) primary side.
2. a kind of automatically controlled adjusting method of ultrasonic wave Surface During Cavitation Erosion, it is characterised in that：Using ultrasonic wave cavitation corrosion described in claim 1
The automatically controlled regulating system of process, is as follows：
(1) supersonic generator (7), energy converter (8), ultrasonic transformer (6), sample (13), cavitation corrosion medium (5) and canister are used
(4) the ultrasonic wave cavitation corrosion system of composition realizes basic ultrasonic wave Surface During Cavitation Erosion；
(2) electric power system formed using DC power supply (1), variable resistor (12) and transformer (3), to sample (13) and metal
High voltage is supplied between container (4), the size of voltage is adjusted by variable resistor (12)；
(3) the commutation system being made up of eddy current sensor (9), comparator (10), operational amplifier (11) and reversing switch (2)
It unites, passes through eddy current sensor (9) apart from consecutive variations, the distance of variation between eddy current sensor in energy converter (8) vibration processes
It is transformed into commutation of the electric signal by comparing device (10) and operational amplifier (11) driving reversing switch (2)；
(4) reversing switch (2) is so that the positive and negative anodes between sample (13) and canister (4) become with the vibration of ultrasonic transformer (6)
Change；
(5) the output signal of eddy current sensor (9) changes with the vibration of energy converter (8), and control reversing switch (2) is with ultrasound
Frequency shift direction, so as to fulfill the transient change of magnetic flux in transformer (3), formed between sample (13) and canister (4)
Instantaneous high pressure；
(6) voltage swing between variable resistor (12) and reversing switch (2) difference adjusting sample (13) and canister (4) is passed through
And direction, it is and synchronous with the frequency of ultrasonic transformer (6) vibration and direction, realize to cavitation during ultrasonic wave cavitation corrosion with crumble and fall
Independent control.
3. a kind of automatically controlled adjusting method of ultrasonic wave Surface During Cavitation Erosion according to claim 2, it is characterised in that：Step (1)
The alternating current for the 30KHz that middle energy converter (8) exports supersonic generator (7) is transformed into the mechanical oscillation that frequency is 30KHz, becomes
The mechanical vibration amplitudes of energy converter (8) are amplified to 50 μm and pass to sample (13) by width bar (6), and sample (13) is equipped with cavitation corrosion
With the state sustained vibration of 30KHz, 50 μm of amplitudes in the canister (4) of medium (5).
4. a kind of automatically controlled adjusting method of ultrasonic wave Surface During Cavitation Erosion according to claim 2, it is characterised in that：Step (2)
The voltage of middle DC power supply (1) is 12V, and the voltage after transformer (3) transformation between sample (13) and canister (4) is 20
It is adjustable between~1000V.
5. a kind of automatically controlled adjusting method of ultrasonic wave Surface During Cavitation Erosion according to claim 2, it is characterised in that：Step (3)
In eddy current sensor (9) and energy converter (8) between maximum range for 10 μm, eddy current sensor (9) output current pass through than
Compared with device (10) output pulse signal afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394904.6A CN106094580B (en) | 2016-06-06 | 2016-06-06 | The automatically controlled regulating system and method for ultrasonic wave Surface During Cavitation Erosion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394904.6A CN106094580B (en) | 2016-06-06 | 2016-06-06 | The automatically controlled regulating system and method for ultrasonic wave Surface During Cavitation Erosion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106094580A CN106094580A (en) | 2016-11-09 |
| CN106094580B true CN106094580B (en) | 2018-05-29 |
Family
ID=57448295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610394904.6A Active CN106094580B (en) | 2016-06-06 | 2016-06-06 | The automatically controlled regulating system and method for ultrasonic wave Surface During Cavitation Erosion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106094580B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478530A (en) * | 2017-08-16 | 2017-12-15 | 江南大学 | A kind of coupling of multiple physics field cavitation corrosion device |
| CN111879694B (en) * | 2019-05-01 | 2023-09-05 | 天津大学 | Intermittent ultrasonic-based cavitation erosion test method for simulation propeller blade |
| CN112350602B (en) * | 2020-10-10 | 2022-10-14 | 烟台职业学院 | Inverter output power adjusting device and method based on PID control |
| CN114235966A (en) * | 2021-12-22 | 2022-03-25 | 广西大学 | Ultrasonic cavitation device for monitoring metal cavitation erosion process in real time by adopting acoustic emission |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007178238A (en) * | 2005-12-27 | 2007-07-12 | Univ Of Fukui | Corrosion resistance evaluation method of coating |
| CN101658921A (en) * | 2009-09-24 | 2010-03-03 | 东北大学 | Ultrasound field intensity coupling suspension driving device of metal suspension liquid and using method thereof |
| CN203643309U (en) * | 2013-12-16 | 2014-06-11 | 河海大学 | Temperature control corrosion test device |
| CN203927285U (en) * | 2014-06-18 | 2014-11-05 | 西安石油大学 | A kind of ultrasonic vibration cavitation corrosion transducer support device |
| CN204536144U (en) * | 2015-04-20 | 2015-08-05 | 杭州电子科技大学 | A kind of supersonic gas deteriorates and hinders detection platform |
| KR20150118606A (en) * | 2014-04-14 | 2015-10-23 | 선문대학교 산학협력단 | Cavitation/fatique/corrosion test apparatus of test piece using ultrasonic-oscillation |
-
2016
- 2016-06-06 CN CN201610394904.6A patent/CN106094580B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007178238A (en) * | 2005-12-27 | 2007-07-12 | Univ Of Fukui | Corrosion resistance evaluation method of coating |
| CN101658921A (en) * | 2009-09-24 | 2010-03-03 | 东北大学 | Ultrasound field intensity coupling suspension driving device of metal suspension liquid and using method thereof |
| CN203643309U (en) * | 2013-12-16 | 2014-06-11 | 河海大学 | Temperature control corrosion test device |
| KR20150118606A (en) * | 2014-04-14 | 2015-10-23 | 선문대학교 산학협력단 | Cavitation/fatique/corrosion test apparatus of test piece using ultrasonic-oscillation |
| CN203927285U (en) * | 2014-06-18 | 2014-11-05 | 西安石油大学 | A kind of ultrasonic vibration cavitation corrosion transducer support device |
| CN204536144U (en) * | 2015-04-20 | 2015-08-05 | 杭州电子科技大学 | A kind of supersonic gas deteriorates and hinders detection platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106094580A (en) | 2016-11-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106094580B (en) | The automatically controlled regulating system and method for ultrasonic wave Surface During Cavitation Erosion | |
| US8115366B2 (en) | System and method of driving ultrasonic transducers | |
| CN104931758B (en) | Direct current residual current detection device | |
| US6897628B2 (en) | High-power ultrasound generator and use in chemical reactions | |
| US8669809B2 (en) | Differential output inductor for class D amplifier | |
| CN102606800A (en) | Detection restorative method of hydraulic valve jamming and chucking faults | |
| CN107835556A (en) | The method of first harmonic regulation racetrack centering is utilized in a kind of cyclotron | |
| CN1680786A (en) | Electromagnetic flowmeter | |
| Changsheng et al. | A PWM based switching power amplifier for active magnetic bearings | |
| CN102735944A (en) | Direct-current motor armature inductance detection circuit | |
| CN210701362U (en) | Magnetostrictive ultrasonic cleaning valve | |
| CN1727103A (en) | Equipment and method of electrospark assisted by disturbance of shock pressure for treating fine structure with high depth-width ratio | |
| CN110153075B (en) | Magnetostrictive ultrasonic water jet structure | |
| CN102843087B (en) | A kind of drive unit of online magnetic balance head magnet exciting coil | |
| CN102606801A (en) | Intelligent hydraulic valve | |
| CN1225409C (en) | Water magnetizing device | |
| US4026142A (en) | Eddy-current system for the vibration-testing of blades | |
| CN203380707U (en) | Ultrasonic vibration detecting device | |
| CN202812386U (en) | Intelligent hydraulic valve | |
| CN110000147B (en) | Magnetostrictive ultrasonic cleaning valve | |
| Chen et al. | Research on dynamic magnetic flux measurement under DC-biased magnetization by the type-c transducer | |
| CA1213671A (en) | Electrical particle generator | |
| CN212963501U (en) | Frequency conversion excitation electromagnetic flowmeter | |
| CN219193474U (en) | Electromagnetic vibration exciter displacement detection structure of electromagnetic vibration feeder | |
| CN109182671A (en) | The high frequency square wave current annealing processing unit of amorphous metal silk |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |