CN105911493A - Device and method for measuring hysteresis loops of giant magnetostrictive rod - Google Patents
Device and method for measuring hysteresis loops of giant magnetostrictive rod Download PDFInfo
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- CN105911493A CN105911493A CN201610499272.XA CN201610499272A CN105911493A CN 105911493 A CN105911493 A CN 105911493A CN 201610499272 A CN201610499272 A CN 201610499272A CN 105911493 A CN105911493 A CN 105911493A
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- guide wire
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- telescopic bar
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
- G01R33/14—Measuring or plotting hysteresis curves
Abstract
The invention discloses a device and a method for measuring hysteresis loops of a giant magnetostrictive rod. The measuring device comprises a high-precision power supply, a first guide wire, a second guide wire, a driver, a displacement sensor, a sensor bracket, a mounting nut, a bolt, a computer, a data wire, a data acquisition card, a third guide wire, a fourth guide wire, a signal amplifier, a fifth guide wire, a sixth guide wire, a voltage-stabilizing power supply, a seventh guide wire, an eighth guide wire, a ninth guide wire, a tenth guide wire, a bottom plate, a water tank, a water pump, a water outlet tube, a water inlet tube, a base, an eleventh guide wire, an twelfth guide wire, a temperature display, a thirteenth guide wire and a fourteenth guide wire. The measuring device and the measuring method provided by the invention can precisely measure hysteresis loops, at a constant temperature, under different offset magnetic fields and under different pre-tightening force, of the giant magnetostrictiver rod, so that using requirements under different working conditions are met, and guarantee is provided for developing a high-performance giant magnetostrictive material instrument.
Description
Technical field
The invention discloses a kind of apparatus and method measuring hysteresis curve, specifically one measures super magnetic
Cause the apparatus and method of flexible bar hysteresis curve.
Background technology
It is excellent that giant magnetostrictive material has that magnetostriction coefficient is big, fast response time, magnetic-machine coupled system is high etc.
The opposite sex can, become one of focus of domestic and international functional material research for the exploitation of its functional device, in boat
Empty space flight, defence and military, electronics industry, precision actuation, ultrasound detection exploration, Marine Sciences, vibration damping are prevented
Shake, the field such as medical apparatus and instruments is respectively provided with extraordinary application prospect.
At present, the shape of giant magnetostrictive material is mainly based on bar type, film type, the most again with bar
Type is that object of study develops the in the majority of device.Giant magnetostrictive material belongs to ferromagnetism functional material, tool
There is magnetic hysteresis nonlinear characteristic, and for magnetic hysteresis nonlinear characteristic, scholars propose various Compensation Control,
Exploitation for giant magnetostrictive material device provides important technology guarantee, but uses various compensation to control to calculate
The precondition of method is to obtain the hysteresis curve of this material, and the hysteresis curve obtained is the most accurate, if
The performance of meter exploitation device is the highest.
Found by inspection information, currently for measurement apparatus and the method for ultra-magnetic telescopic bar hysteresis curve
Not yet there is relevant reporting for work, having the special of a measurement apparatus about ferromagnetic material hysteresis curve and application process thereof
Profit, Patent No.: 201210211755.7, it is primarily directed to artificial permanent magnet, motor, transformator etc.
The measurement of aspect hysteresis curve.The measurement apparatus of present invention offer and method, it is possible to accurately record super mangneto and stretch
Contracting bar hysteresis curve under steady temperature, different bias magnetic field, different pretightning force effect, meets difference
Use requirement under operating mode, the exploitation for high performance giant magnetostrictive material device provides guarantee.
Summary of the invention
It is an object of the invention to provide a kind of apparatus and method measuring ultra-magnetic telescopic bar hysteresis curve, solve
Certainly the hysteresis measurement currently for ultra-magnetic telescopic bar can not meet a difficult problem for actual condition.
The present invention adopts the following technical scheme that for achieving the above object
A kind of device measuring ultra-magnetic telescopic bar hysteresis curve, including high-precision power, the first wire,
Two wires, driver, displacement transducer, sensor stand, installation nut, screw, computer, data
Line, data collecting card, privates, privates, signal amplifier, the 5th wire, the 6th wire,
Regulated power supply, the 7th wire, the 8th wire, the 9th wire, the tenth wire, base plate, water tank, water pump,
Outlet pipe, water inlet pipe, base, the 11st wire, the 12nd wire, temperature indicator, the tenth three wires
With the 14th wire；
Described high-precision power is by the first wire, the second wire, the tenth three wires, the 14th wire and drives
Dynamic device is connected, and is responsible for supplying current thereto signal in driver；
The first described wire and the second wire are connected with high precision electro source channels one；Tenth three wires and the 14th
Wire is with high precision electro source channels two-phase even；
Described driver is fixing in the base；
Described base is fixed on base plate；
Described displacement transducer is fixed on sensor stand by installing nut；
Described sensor stand is fixed by screws on base plate, and the contact of holding position displacement sensor and driving
The take-off lever of device is contact condition；
Described regulated power supply is connected with displacement transducer by the 7th wire, the 8th wire, while further through the
Five wires, the 6th wire are connected with signal amplifier, be responsible for displacement transducer and signal amplifier provides electricity
Source；
Described data collecting card is connected with signal amplifier by privates, privates, is responsible for gathering warp
The displacement signal that signal amplifier amplifies, is connected with computer further through data wire simultaneously, is responsible for transmission displacement
Signal is in computer；
Described signal amplifier is connected with displacement transducer by the 9th wire, the tenth wire, is responsible for displacement
The signal of sensor acquisition is amplified processing；
Described water tank, water pump, water inlet pipe and outlet pipe composition water-cooling circulating system, is responsible in driver
Ultra-magnetic telescopic bar carry out cooling process；
Described temperature indicator is by the 11st wire, the 12nd wire and the temperature sensor of internal drive
It is connected, is responsible for the temperature value of display ultra-magnetic telescopic bar；
Described driver include pre-loading screw, rear end cap, rear pad, outer sleeve, ultra-magnetic telescopic bar,
Coil rack, drive end bearing bracket, disc spring, take-off lever, front pad, solenoid and temperature sensor；
Described rear end cap is provided with Wire channel in building one, facilitates water inlet pipe, solenoid wire, temperature sensor to lead
Line enters；
Described rear pad is provided with Wire channel in building two, facilitates water inlet pipe and temperature sensor lead to enter；
Described front pad is provided with Wire channel in building three, facilitates outlet pipe to stretch out；
Described drive end bearing bracket is provided with Wire channel in building four, facilitates outlet pipe to stretch out；
Described take-off lever is provided with Wire channel in building five, facilitates outlet pipe to stretch out, and end face core is provided with screwed hole,
Conveniently it is connected with external loading, is also convenient for contacting with displacement transducer simultaneously.
A kind of method measuring ultra-magnetic telescopic bar hysteresis curve, comprises the following steps:
S1: set the output electric current of high precision electro source channels one as Ip, in solenoid, produce corresponding biasing
Magnetic field intensity Hp, it is applied to ultra-magnetic telescopic bar as bias magnetic field；
S2: by the zeros data of displacement sensor, regulates pre-loading screw, observes displacement sensor
Data X0, according to the stiffness coefficient K of disc spring, calculate pretightning force F0=K*X0；
S3: by the zeros data of displacement sensor, open water pump, makes water-cooling circulating system normally work；
S4: set the output electric current of high precision electro source channels two as Iq0, in solenoid, produce corresponding driving
Magnetic field intensity Hq0, by displacement sensor shift value X nowq0；
S5: the output electric current of regulation high precision electro source channels two is a series of value Iqi(0～Imax), at solenoid
A series of corresponding driving magnetic field intensity H of interior generationqi, by a series of shift value of displacement sensor
Xqi；
S6: the output electric current of regulation high precision electro source channels two so that the shift value of displacement sensor is no longer
Increasing, electric current now is designated as Imax, in solenoid, produce corresponding driving magnetic field intensity Hqmax, position
Shifting value is designated as Xqmax；
S7: by drawing with HqiFor X-axis, with XqmaxFor the graph curve of Y-axis, can obtain constant
Temperature, bias magnetic field is Hp, pretightning force is F0The hysteresis curve of the ultra-magnetic telescopic bar under Zuo Yong.
The present invention uses technique scheme, it is possible to accurately record ultra-magnetic telescopic bar in steady temperature, no
Hysteresis curve under same bias magnetic field, different pretightning force effect, meets the use requirement under different operating mode, for
The exploitation of high performance giant magnetostrictive material device provides guarantee.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram measuring ultra-magnetic telescopic bar hysteresis curve device of the present invention；
Fig. 2 be the present invention measurement ultra-magnetic telescopic bar hysteresis curve device in activation configuration schematic diagram；
Fig. 3 be the present invention measurement ultra-magnetic telescopic bar hysteresis curve device in rear end cover structure in driver
Schematic diagram；
Fig. 4 be the present invention measurement ultra-magnetic telescopic bar hysteresis curve device in driver after gasket construction
Schematic diagram；
Fig. 5 be the present invention measurement ultra-magnetic telescopic bar hysteresis curve device in front pad structure in driver
Schematic diagram；
Fig. 6 be the present invention measurement ultra-magnetic telescopic bar hysteresis curve device in drive end bearing bracket structure in driver
Schematic diagram；
Fig. 7 be the present invention measurement ultra-magnetic telescopic bar hysteresis curve device in take-off lever structure in driver
Schematic diagram.
1. high-precision power in figure；2. the first wire；3. the second wire；4. driver；5. displacement sensing
Device；6 sensor stands；7. nut is installed；8. screw；9. computer；10. data wire；11. data
Capture card；12. privates；13. privates；14. signal amplifiers；15. the 5th wires；16.
Six wires；17. regulated power supplys；18. the 7th wires；19. the 8th wires；20. the 9th wires；21. the tenth
Wire；22. base plates；23. water tanks；24. water pumps；25. outlet pipes；26. water inlet pipes；27. bases；28.
11st wire；29. the 12nd wires；30. temperature indicators；31. the tenth three wires；32. the 14th
Wire；401. pre-loading screw；402. rear end cap；Pad after 403.；404. outer sleeve；405. surpass mangneto
Flexible bar；406. coil rack；407. drive end bearing bracket；408. disc spring；409. take-off lever；410. foremast
Sheet；411. solenoid；412. temperature sensor；4021. Wire channel in building one；4031. Wire channel in building two；4101.
Wire channel in building three；4071. Wire channel in building four；4091. defeated Wire channel in building five；4092. screwed hole.
Detailed description of the invention
Below in conjunction with the accompanying drawings the technical scheme of invention is described in detail:
A kind of device overall structure schematic diagram of ultra-magnetic telescopic bar hysteresis curve of measuring is as it is shown in figure 1, include
High-precision power the 1, first wire the 2, second wire 3, driver 4, displacement transducer 5, sensor stand
6, install nut 7, screw 8, computer 9, data wire 10, data collecting card 11, privates 12,
Privates 13, signal amplifier the 14, the 5th wire the 15, the 6th wire 16, regulated power supply the 17, the 7th
Wire the 18, the 8th wire the 19, the 9th wire the 20, the tenth wire 21, base plate 22, water tank 23, water pump 24,
Outlet pipe 25, water inlet pipe 26, base the 27, the 11st wire the 28, the 12nd wire 29, temperature indicator
30, the tenth three wires the 31 and the 14th wire 32；
High-precision power 1 is by first wire the 2, second wire the 3, the tenth three wires the 31, the 14th wire 32
Being connected with driver 4, in being responsible for driver 4, solenoid 411 provides current signal；
First wire 2 is connected with the passage one of high-precision power 1 with the second wire 3；Tenth three wires 31 He
14th wire 32 is connected with the passage two of high-precision power 1；
Driver 4 is fixed in base 27；
Base 27 is fixed on base plate 22；
Displacement transducer 5 is fixed on sensor stand 6 by installing nut 7；
Sensor stand 6 is fixed on base plate 22 by screw 8, and the contact of holding position displacement sensor 5 with
The take-off lever 409 of driver 4 is contact condition；
Regulated power supply 17 is connected with displacement transducer 5 by the 7th wire the 18, the 8th wire 19, the most again
It is connected with signal amplifier 14 by the 5th wire the 15, the 6th wire 16, is responsible for displacement transducer and letter
Number amplifier provides power supply；
Data collecting card 11 is connected with signal amplifier 14 by privates 12, privates 13, is responsible for
Gather the displacement signal amplified through signal amplifier 4, be connected with computer 9 by data wire 10, be responsible for biography
Pass displacement signal in computer 9；
Signal amplifier 14 is connected with displacement transducer 5 by the 9th wire the 20, the tenth wire 21, is responsible for
The signal gathering displacement transducer 5 is amplified processing；
Described water tank 23, water pump 24, water inlet pipe 26 and outlet pipe 25 form water-cooling circulating system, negative
Duty carries out cooling process for the ultra-magnetic telescopic bar 405 in driver 4.
Described temperature indicator 30 is internal with driver 4 by the 11st wire the 28, the 12nd wire 29
Temperature sensor 412 be connected, be responsible for the temperature value of display ultra-magnetic telescopic bar 405.
In a kind of measurement ultra-magnetic telescopic bar hysteresis curve device, activation configuration schematic diagram is as in figure 2 it is shown, wrap
Include pre-loading screw 401, rear end cap 402, rear pad 403, outer sleeve 404, ultra-magnetic telescopic bar 405,
Coil rack 406, drive end bearing bracket 407, disc spring 408, take-off lever 409, front pad 410, solenoid 411
With temperature sensor 412.
In a kind of device measuring ultra-magnetic telescopic bar hysteresis curve, in driver, rear end cover structure schematic diagram is such as
Shown in Fig. 3, rear end cap 402 is provided with Wire channel in building 1, facilitates water inlet pipe 26, solenoid 411 to lead
Line, temperature sensor 412 wire enter.
In a kind of device measuring ultra-magnetic telescopic bar hysteresis curve in driver after gasket construction schematic diagram such as
Shown in Fig. 4, rear pad 403 is provided with Wire channel in building 2 4031, facilitates water inlet pipe 26 and temperature sensor 412
Wire enters.
In a kind of device measuring ultra-magnetic telescopic bar hysteresis curve, in driver, front pad structural representation is such as
Shown in Fig. 5, front pad 410 is provided with Wire channel in building 3 4101, facilitates outlet pipe 25 to stretch out.
In a kind of device measuring ultra-magnetic telescopic bar hysteresis curve, in driver, drive end bearing bracket structural representation is such as
Shown in Fig. 6, drive end bearing bracket 407 is provided with Wire channel in building 4 4071, facilitates outlet pipe 25 to stretch out.
In a kind of device measuring ultra-magnetic telescopic bar hysteresis curve, in driver, take-off lever structural representation is such as
Shown in Fig. 7, take-off lever 409 is provided with Wire channel in building 5 4091, facilitates outlet pipe 25 to stretch out, end face central part
It is arranged with screwed hole 4092, is conveniently connected with external loading, is also convenient for contacting with displacement transducer 5 simultaneously.
A kind of method measuring ultra-magnetic telescopic bar hysteresis curve, comprises the following steps:
S1: set the output electric current of high-precision power 1 passage one as Ip, produce corresponding in solenoid 411
Biased magnetic field strength Hp, it is applied to ultra-magnetic telescopic bar 405 as bias magnetic field；
S2: the zeros data measured by displacement transducer 5, regulates pre-loading screw 401, observes displacement transducer
5 data X measured0, according to the stiffness coefficient K of disc spring 408, calculate pretightning force F0=K*X0；
S3: the zeros data measured by displacement transducer 5, opens water pump 24, makes water-cooling circulating system normal
Work；
S4: set the output electric current of high-precision power 1 passage two as Iq0, produce corresponding in solenoid 411
Driving magnetic field intensity Hq0, measure shift value X now by displacement transducer 5q0；
S5: the output electric current of regulation high-precision power 1 passage two is a series of value Iqi(0～Imax), at solenoid
A series of corresponding driving magnetic field intensity H are produced in 411qi, measure a series of position by displacement transducer 5
Shifting value Xqi；
S6: the output electric current of regulation high-precision power 1 passage two so that the shift value that displacement transducer 5 is measured
No longer increasing, electric current now is designated as Imax, in solenoid 411, produce corresponding driving magnetic field intensity
Hqmax, shift value is designated as Xqmax；
S7: by drawing with HqiFor X-axis, with XqmaxFor the graph curve of Y-axis, can obtain constant
Temperature, bias magnetic field is Hp, pretightning force is F0The hysteresis curve of the ultra-magnetic telescopic bar 405 under Zuo Yong.
Techniques discussed above scheme is only to be described the preferred embodiment of the present invention, not to this
The scope of invention is defined, on the premise of designing spirit without departing from the present invention, and ordinary skill people
Member's various deformation of making technical scheme and improvement, all should fall into claims of the present invention true
In fixed protection domain.
Claims (3)
1. the device measuring ultra-magnetic telescopic bar hysteresis curve, it is characterised in that: include high precision electro
Source, the first wire, the second wire, driver, displacement transducer, sensor stand, installation nut, spiral shell
Nail, computer, data wire, data collecting card, privates, privates, signal amplifier, the 5th
Wire, the 6th wire, regulated power supply, the 7th wire, the 8th wire, the 9th wire, the tenth wire, the end
Plate, water tank, water pump, outlet pipe, water inlet pipe, base, the 11st wire, the 12nd wire, temperature are aobvious
Show instrument, the tenth three wires and the 14th wire；
Described high-precision power by the first wire, the second wire, the tenth three wires, the 14th wire with
Driver is connected, and is responsible for supplying current thereto signal in driver；
Described driver is fixing in the base；
Described base is fixed on base plate；
Described displacement transducer is fixed on sensor stand by installing nut；
Described sensor stand is fixed by screws on base plate, and the contact of holding position displacement sensor with drive
The take-off lever of dynamic device is contact condition；
Described regulated power supply is connected with displacement transducer by the 7th wire, the 8th wire, while further through
5th wire, the 6th wire are connected with signal amplifier, be responsible for displacement transducer and signal amplifier provides
Power supply；
Described data collecting card is connected with signal amplifier by privates, privates, is responsible for collection
Through the displacement signal that signal amplifier amplifies, it is connected with computer further through data wire simultaneously, is responsible for transmission position
Shifting signal is in computer；
Described signal amplifier is connected with displacement transducer by the 9th wire, the tenth wire, is responsible for para-position
The signal of displacement sensor collection is amplified processing；
Described water tank, water pump, water inlet pipe and outlet pipe composition water-cooling circulating system, is responsible for driver
In ultra-magnetic telescopic bar carry out cooling process；
Described temperature indicator is by the 11st wire, the 12nd wire and the temperature sensing of internal drive
Device is connected, and is responsible for the temperature value of display ultra-magnetic telescopic bar.
A kind of device measuring ultra-magnetic telescopic bar hysteresis curve the most according to claim 1, it is special
Levy and be: described driver includes pre-loading screw, rear end cap, rear pad, outer sleeve, ultra-magnetic telescopic
Bar, coil rack, drive end bearing bracket, disc spring, take-off lever, front pad, solenoid and temperature sensor；
Described rear end cap is provided with Wire channel in building one, facilitates water inlet pipe, solenoid wire, temperature sensor
Wire enters；
Described rear pad is provided with Wire channel in building two, facilitates water inlet pipe and temperature sensor lead to enter；
Described front pad is provided with Wire channel in building three, facilitates outlet pipe to stretch out；
Described drive end bearing bracket is provided with Wire channel in building four, facilitates outlet pipe to stretch out；
Described take-off lever is provided with Wire channel in building five, facilitates outlet pipe to stretch out, and end face core is provided with screw thread
Hole, is conveniently connected with external loading, is also convenient for contacting with displacement transducer simultaneously.
3. the method measuring ultra-magnetic telescopic bar hysteresis curve, it is characterised in that comprise the following steps:
S1: set the output electric current of high precision electro source channels one as Ip, produce in solenoid corresponding partially
Put magnetic field intensity Hp, be applied to ultra-magnetic telescopic bar as bias magnetic field；
S2: by the zeros data of displacement sensor, regulates pre-loading screw, observes displacement sensor
Data X0, according to the stiffness coefficient K of disc spring, calculate pretightning force F0=K*X0；
S3: by the zeros data of displacement sensor, open water pump, makes the normal work of water-cooling circulating system
Make；
S4: set the output electric current of high precision electro source channels two as Iq0, produce in solenoid and drive accordingly
Moving field intensity Hq0, by displacement sensor shift value Xq0 now；
S5: the output electric current of regulation high precision electro source channels two is a series of value Iqi (0～Imax), at electromagnetism
A series of corresponding driving magnetic field intensity Hqi are produced, by a series of displacement of displacement sensor in coil
Value Xqi；
S6: the output electric current of regulation high precision electro source channels two so that the shift value of displacement sensor is not
Increasing, electric current now is designated as Imax again, produces corresponding driving magnetic field intensity Hqmax in solenoid,
Shift value is designated as Xqmax；
S7: by drawing with Hqi as X-axis, the graph curve with Xqmax as Y-axis, can obtain in perseverance
Fixed temperature, bias magnetic field is Hp, and pretightning force is the hysteresis curve of the ultra-magnetic telescopic bar under F0 effect.
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| CN201610499272.XA CN105911493B (en) | 2016-06-27 | 2016-06-27 | A method of measuring ultra-magnetic telescopic bar hysteresis loop |
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| CN201610499272.XA CN105911493B (en) | 2016-06-27 | 2016-06-27 | A method of measuring ultra-magnetic telescopic bar hysteresis loop |
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| CN105911493B CN105911493B (en) | 2018-08-31 |
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Cited By (1)
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| CN113566870A (en) * | 2021-07-20 | 2021-10-29 | 安徽理工大学 | Automatic detection device and detection method for giant magnetostrictive sensor |
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| CN105911493B (en) | 2018-08-31 |
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