CN105911493B - A method of measuring ultra-magnetic telescopic bar hysteresis loop - Google Patents
A method of measuring ultra-magnetic telescopic bar hysteresis loop Download PDFInfo
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- CN105911493B CN105911493B CN201610499272.XA CN201610499272A CN105911493B CN 105911493 B CN105911493 B CN 105911493B CN 201610499272 A CN201610499272 A CN 201610499272A CN 105911493 B CN105911493 B CN 105911493B
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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
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- Condensed Matter Physics & Semiconductors (AREA)
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Abstract
The invention discloses a kind of device and method measuring ultra-magnetic telescopic bar hysteresis loop, the measuring device includes high-precision power, first conducting wire, second conducting wire, driver, displacement sensor, sensor stand, nut is installed, screw, computer, data line, data collecting card, privates, privates, signal amplifier, 5th conducting wire, 6th conducting wire, regulated power supply, 7th conducting wire, 8th conducting wire, 9th conducting wire, tenth conducting wire, bottom plate, water tank, water pump, outlet pipe, water inlet pipe, pedestal, 11st conducting wire, 12nd conducting wire, temperature indicator, tenth three wires and the 14th conducting wire.Measuring device and method provided by the invention, ultra-magnetic telescopic bar can accurately be measured in steady temperature, different bias magnetic fields, the different hysteresis loops pre-tightened under force effect, meet the requirement under different operating modes, the exploitation for high performance giant magnetostrictive material device provides guarantee.
Description
Technical field
The invention discloses a kind of device and method measuring hysteresis loop, specifically a kind of measurement ultra-magnetic telescopics
The device and method of bar hysteresis loop.
Background technology
Giant magnetostrictive material has the superiority such as big, fast response time, magnetic-the machine coupled system height of magnetostriction coefficient
Can, one of the hot spot of domestic and international functional material research is had become for the exploitation of its function element, in aerospace, national defence troops
The fields such as work, electronics industry, precision actuation, ultrasound detection exploration, Marine Sciences, vibration damping vibrationproof, medical instrument all have very
Good application prospect.
Currently, the shape of giant magnetostrictive material is mainly based on bar type, film-type, wherein being again research with bar type
Object carries out the in the majority of exploitation device.Giant magnetostrictive material belongs to ferromagnetism functional material, has magnetic hysteresis nonlinear characteristic, and
For magnetic hysteresis nonlinear characteristic, scholars propose various Compensation Controls, are carried for the exploitation of giant magnetostrictive material device
Important technology guarantee has been supplied, however the use of the precondition of various Compensation Controls has been that must obtain the magnetic hysteresis time of the material
Line, and the hysteresis loop obtained is more accurate, and the performance for designing and developing device is higher.
Found by inspection information, at present for ultra-magnetic telescopic bar hysteresis loop measuring device and method there has been no
Correlation is reported for work, have one about the measuring device of ferromagnetic material hysteresis loop and its patent of application process, Patent No.：
201210211755.7, primarily directed to the measurement of artificial permanent magnet, motor, transformer etc. hysteresis loop.This hair
The measuring device and method of bright offer can accurately measure ultra-magnetic telescopic bar in steady temperature, different bias magnetic fields, difference
The hysteresis loop under force effect is pre-tightened, the requirement under different operating modes is met, is high performance giant magnetostrictive material device
Exploitation provide guarantee.
Invention content
The object of the present invention is to provide a kind of device and method measuring ultra-magnetic telescopic bar hysteresis loop, solve current
The problem of actual condition cannot be met for the hysteresis measurement of ultra-magnetic telescopic bar.
The present invention adopts the following technical scheme that for achieving the above object：
A kind of device measuring ultra-magnetic telescopic bar hysteresis loop, including high-precision power, the first conducting wire, second lead
Line, driver, displacement sensor, sensor stand, installation nut, screw, computer, data line, data collecting card, third are led
Line, privates, signal amplifier, the 5th conducting wire, the 6th conducting wire, regulated power supply, the 7th conducting wire, the 8th conducting wire, the 9th conducting wire,
Tenth conducting wire, bottom plate, water tank, water pump, outlet pipe, water inlet pipe, pedestal, the 11st conducting wire, the 12nd conducting wire, temperature indicator,
Tenth three wires and the 14th conducting wire；
The high-precision power passes through the first conducting wire, the second conducting wire, the tenth three wires, the 14th conducting wire and driver phase
Even, it is responsible for supplying current thereto signal in driver；
First conducting wire and the second conducting wire is connected with high precision electro source channels one；Tenth three wires and the 14th conducting wire
Connect with high precision electro source channels two-phase；
The driver is fixed in the base；
The pedestal is fixed on bottom plate；
The displacement sensor is fixed on by installing nut on sensor stand；
The sensor stand is fixed by screws on bottom plate, and keeps the contact and driver of displacement sensor
Output rod is contact condition；
The regulated power supply is connected by the 7th conducting wire, the 8th conducting wire with displacement sensor, while being led further through the 5th
Line, the 6th conducting wire are connected with signal amplifier, are responsible for displacement sensor and signal amplifier provides power supply；
The data collecting card is connected by privates, privates with signal amplifier, is responsible for acquisition through signal
The displacement signal of amplifier amplification, while being connected with computer further through data line, it is responsible for transmitting in displacement signal to computer；
The signal amplifier is connected by the 9th conducting wire, the tenth conducting wire with displacement sensor, is responsible for displacement sensing
The signal of device acquisition is amplified processing；
Water tank, water pump, water inlet pipe and the outlet pipe forms water-cooling circulating system, the super magnetic being responsible in driver
Flexible bar is caused to carry out cooling processing；
The temperature sensor phase that the temperature indicator passes through the 11st conducting wire, the 12nd conducting wire and internal drive
Even, it is responsible for the temperature value of display ultra-magnetic telescopic bar；
The driver includes pre-loading screw, rear end cap, rear gasket, outer sleeve, ultra-magnetic telescopic bar, coil bone
Frame, drive end bearing bracket, disc spring, output rod, front pad, electromagnetic coil and temperature sensor；
The rear end cap be equipped with threading groove one, facilitate water inlet pipe, electromagnetic coil conducting wire, temperature sensor lead into
Enter；
The rear gasket is equipped with threading groove two, and water inlet pipe and temperature sensor lead is facilitated to enter；
The front pad is equipped with threading groove three, and outlet pipe is facilitated to stretch out；
The drive end bearing bracket is equipped with threading groove four, and outlet pipe is facilitated to stretch out；
The output rod is equipped with threading groove five, and outlet pipe is facilitated to stretch out, and end face center part is equipped with threaded hole, convenient
It is connect with external loading, while being also convenient for contacting with displacement sensor.
A method of ultra-magnetic telescopic bar hysteresis loop is measured, is included the following steps：
S1:The output current of high precision electro source channels one is set as Ip, corresponding bias magnetic field is generated in electromagnetic coil
Intensity Hp, ultra-magnetic telescopic bar is applied to as bias magnetic field；
S2:By the zeros data of displacement sensor, pre-loading screw is adjusted, the data of displacement sensor are observed
X0, according to the stiffness coefficient K of disc spring, calculate pretightning force F0=K*X0；
S3:By the zeros data of displacement sensor, water pump is opened, water-cooling circulating system is made to work normally；
S4:The output current of high precision electro source channels two is set as Iq0, corresponding driving magnetic field is generated in electromagnetic coil
Intensity Hq0, pass through the shift value X of displacement sensor at this timeq0；
S5:The output current for adjusting high precision electro source channels two is a series of value Iqi(0~Imax), it is produced in electromagnetic coil
A series of raw corresponding driving magnetic field intensity Hqi, pass through a series of shift value X of displacement sensorqi；
S6:Adjusting the output current of high precision electro source channels two so that the shift value of displacement sensor no longer increases,
Electric current at this time is denoted as Imax, corresponding driving magnetic field intensity H is generated in electromagnetic coilqmax, shift value is denoted as Xqmax；
S7:By drawing with HqiFor X-axis, with XqmaxFor the graph curve of Y-axis, you can obtain in steady temperature, bias magnetic
Field is Hp, pretightning force F0The hysteresis loop of ultra-magnetic telescopic bar under effect.
The present invention uses above-mentioned technical proposal, can accurately measure ultra-magnetic telescopic bar in steady temperature, different biasings
Magnetic field, the different hysteresis loops pre-tightened under force effect, meet the requirement under different operating modes, are high performance ultra-magnetic telescopic
The exploitation of material devices provides guarantee.
Description of the drawings
Fig. 1 is the overall structure diagram of the measurement ultra-magnetic telescopic bar hysteresis loop device of the present invention；
Fig. 2 is activation configuration schematic diagram in the measurement ultra-magnetic telescopic bar hysteresis loop device of the present invention；
Fig. 3 illustrates for rear end cover structure in driver in the measurement ultra-magnetic telescopic bar hysteresis loop device of the present invention
Figure；
Fig. 4 is rear gasket structural representation in driver in the measurement ultra-magnetic telescopic bar hysteresis loop device of the present invention
Figure；
Fig. 5 is front pad structural representation in driver in the measurement ultra-magnetic telescopic bar hysteresis loop device of the present invention
Figure；
Fig. 6 is drive end bearing bracket structural representation in driver in the measurement ultra-magnetic telescopic bar hysteresis loop device of the present invention
Figure；
Fig. 7 is output rod structural representation in driver in the measurement ultra-magnetic telescopic bar hysteresis loop device of the present invention
Figure.
1. high-precision power in figure；2. the first conducting wire；3. the second conducting wire；4. driver；5. displacement sensor；6 sensors
Holder；7. installing nut；8. screw；9. computer；10. data line；11. data collecting card；12. privates；13. the 4th leads
Line；14. signal amplifier；15. the 5th conducting wire；16. the 6th conducting wire；17. regulated power supply；18. the 7th conducting wire；19. the 8th conducting wire；
20. the 9th conducting wire；21. the tenth conducting wire；22. bottom plate；23. water tank；24. water pump；25. outlet pipe；26. water inlet pipe；27. pedestal；
28. the 11st conducting wire；29. the 12nd conducting wire；30. temperature indicator；31. the tenth three wires；32. the 14th conducting wire；401. pre-
Tight screw；402. rear end cap；403. rear gasket；404. outer sleeve；405. ultra-magnetic telescopic bars；406. coil rack；407.
Drive end bearing bracket；408. disc spring；409. output rod；410. front pad；411. electromagnetic coil；412. temperature sensor；4021. threading groove
One；4031. threading groove two；4101. threading groove three；4071. threading groove four；4091. threading groove five；4092. threaded hole.
Specific implementation mode
The technical solution of invention is described in detail below in conjunction with the accompanying drawings：
A kind of device overall structure diagram measuring ultra-magnetic telescopic bar hysteresis loop is as shown in Figure 1, including high-precision
Spend power supply 1, the first conducting wire 2, the second conducting wire 3, driver 4, displacement sensor 5, sensor stand 6, installation nut 7, screw 8,
Computer 9, data line 10, data collecting card 11, privates 12, privates 13, signal amplifier 14, the 5th conducting wire 15,
6th conducting wire 16, regulated power supply 17, the 7th conducting wire 18, the 8th conducting wire 19, the 9th conducting wire 20, the tenth conducting wire 21, bottom plate 22, water tank
23, water pump 24, outlet pipe 25, water inlet pipe 26, pedestal 27, the 11st conducting wire 28, the 12nd conducting wire 29, temperature indicator 30,
Ten three wires 31 and the 14th conducting wire 32；
High-precision power 1 passes through the first conducting wire 2, the second conducting wire 3, the tenth three wires 31, the 14th conducting wire 32 and driver
4 are connected, and are responsible for electromagnetic coil 411 in driver 4 and provide current signal；
First conducting wire 2 and the second conducting wire 3 are connected with the channel one of high-precision power 1；Tenth three wires 31 and the 14th are led
Line 32 is connected with the channel two of high-precision power 1；
Driver 4 is fixed in pedestal 27；
Pedestal 27 is fixed on bottom plate 22；
Displacement sensor 5 is fixed on by installing nut 7 on sensor stand 6；
Sensor stand 6 is fixed on by screw 8 on bottom plate 22, and keeps the contact and driver 4 of displacement sensor 5
Output rod 409 is contact condition；
Regulated power supply 17 is connected by the 7th conducting wire 18, the 8th conducting wire 19 with displacement sensor 5, while being led further through the 5th
Line 15, the 6th conducting wire 16 are connected with signal amplifier 14, are responsible for displacement sensor and signal amplifier provides power supply；
Data collecting card 11 is connected by privates 12, privates 13 with signal amplifier 14, is responsible for acquisition through letter
The displacement signal that number amplifier 4 amplifies, is connected by data line 10 with computer 9, responsible transmission displacement signal to computer 9
In；
Signal amplifier 14 is connected by the 9th conducting wire 20, the tenth conducting wire 21 with displacement sensor 5, is responsible for displacement sensing
The signal that device 5 acquires is amplified processing；
Water tank 23, water pump 24, water inlet pipe 26 and the composition water-cooling circulating system of outlet pipe 25, is responsible for driver
Ultra-magnetic telescopic bar 405 in 4 carries out cooling processing.
The temperature indicator 30 is passed by the 11st conducting wire 28, the 12nd conducting wire 29 with the temperature inside driver 4
Sensor 412 is connected, and is responsible for the temperature value of display ultra-magnetic telescopic bar 405.
Activation configuration schematic diagram in a kind of measurement ultra-magnetic telescopic bar hysteresis loop device is as shown in Fig. 2, including pre-
Tight screw 401, rear end cap 402, rear gasket 403, outer sleeve 404, ultra-magnetic telescopic bar 405, coil rack 406, drive end bearing bracket
407, disc spring 408, output rod 409, front pad 410, electromagnetic coil 411 and temperature sensor 412.
Rear end cover structure schematic diagram such as Fig. 3 institutes in driver in a kind of device measuring ultra-magnetic telescopic bar hysteresis loop
Show, rear end cap 402 is equipped with threading groove 1, facilitates water inlet pipe 26,411 conducting wire of electromagnetic coil, 412 conducting wire of temperature sensor
Into.
Rear gasket structural schematic diagram such as Fig. 4 institutes in driver in a kind of device measuring ultra-magnetic telescopic bar hysteresis loop
Show, rear gasket 403 is equipped with threading groove 2 4031, and water inlet pipe 26 and 412 conducting wire of temperature sensor is facilitated to enter.
Front pad structural schematic diagram such as Fig. 5 institutes in driver in a kind of device measuring ultra-magnetic telescopic bar hysteresis loop
Show, front pad 410 is equipped with threading groove 3 4101, and outlet pipe 25 is facilitated to stretch out.
Drive end bearing bracket structural schematic diagram such as Fig. 6 institutes in driver in a kind of device measuring ultra-magnetic telescopic bar hysteresis loop
Show, drive end bearing bracket 407 is equipped with threading groove 4 4071, and outlet pipe 25 is facilitated to stretch out.
Output rod structural schematic diagram such as Fig. 7 institutes in driver in a kind of device measuring ultra-magnetic telescopic bar hysteresis loop
Show, output rod 409 is equipped with threading groove 5 4091, and outlet pipe 25 is facilitated to stretch out, and end face center part is equipped with threaded hole 4092, side
Just it is connect with external loading, while being also convenient for contacting with displacement sensor 5.
A method of ultra-magnetic telescopic bar hysteresis loop is measured, is included the following steps：
S1:The output current in 1 channel one of high-precision power is set as Ip, corresponding biasing is generated in electromagnetic coil 411
Magnetic field intensity Hp, ultra-magnetic telescopic bar 405 is applied to as bias magnetic field；
S2:The zeros data that displacement sensor 5 is measured, adjusts pre-loading screw 401, and observation displacement sensor 5 measures
Data X0, according to the stiffness coefficient K of disc spring 408, calculate pretightning force F0=K*X0；
S3:The zeros data that displacement sensor 5 is measured opens water pump 24, water-cooling circulating system is made to work normally；
S4:The output current in 1 channel two of high-precision power is set as Iq0, corresponding driving is generated in electromagnetic coil 411
Magnetic field intensity Hq0, shift value X at this time is measured by displacement sensor 5q0；
S5:The output current for adjusting 1 channel two of high-precision power is a series of value Iqi(0~Imax), in electromagnetic coil 411
It is interior to generate a series of corresponding driving magnetic field intensity Hqi, a series of shift value X is measured by displacement sensor 5qi；
S6:Adjust the output current in 1 channel two of high-precision power so that the shift value that displacement sensor 5 measures no longer increases
Greatly, electric current at this time is denoted as Imax, corresponding driving magnetic field intensity H is generated in electromagnetic coil 411qmax, shift value is denoted as
Xqmax；
S7:By drawing with HqiFor X-axis, with XqmaxFor the graph curve of Y-axis, you can obtain in steady temperature, bias magnetic
Field is Hp, pretightning force F0The hysteresis loop of ultra-magnetic telescopic bar 405 under effect.
The above-mentioned technical solution is only that the preferred embodiment of the present invention is described, not to the present invention's
Range is defined, under the premise of not departing from design spirit of the present invention, technology of the those of ordinary skill in the art to the present invention
The various modifications and improvement that scheme is made should all be fallen into the protection domain of claims of the present invention determination.
Claims (1)
1. a kind of method measuring ultra-magnetic telescopic bar hysteresis loop, it is characterised in that use following device：Including high-precision
Power supply, the first conducting wire, the second conducting wire, driver, displacement sensor, sensor stand, installation nut, screw, computer, data
Line, data collecting card, privates, privates, signal amplifier, the 5th conducting wire, the 6th conducting wire, regulated power supply, the 7th lead
Line, the 8th conducting wire, the 9th conducting wire, the tenth conducting wire, bottom plate, water tank, water pump, outlet pipe, water inlet pipe, pedestal, the 11st conducting wire,
12 conducting wires, temperature indicator, the tenth three wires and the 14th conducting wire；
The high-precision power is connected by the first conducting wire, the second conducting wire, the tenth three wires, the 14th conducting wire with driver,
It is responsible for supplying current thereto signal in driver；
The driver is fixed in the base；
The pedestal is fixed on bottom plate；
The displacement sensor is fixed on by installing nut on sensor stand；
The sensor stand is fixed by screws on bottom plate, and keeps the output of the contact and driver of displacement sensor
Bar is contact condition；
The regulated power supply is connected by the 7th conducting wire, the 8th conducting wire with displacement sensor, while further through the 5th conducting wire,
Six conducting wires are connected with signal amplifier, are responsible for displacement sensor and signal amplifier provides power supply；
The data collecting card is connected by privates, privates with signal amplifier, is responsible for acquisition and is amplified through signal
The displacement signal of device amplification, while being connected with computer further through data line, it is responsible for transmitting in displacement signal to computer；
The signal amplifier is connected by the 9th conducting wire, the tenth conducting wire with displacement sensor, is responsible for adopting displacement sensor
The signal of collection is amplified processing；
Water tank, water pump, water inlet pipe and the outlet pipe forms water-cooling circulating system, and the super mangneto being responsible in driver is stretched
Contracting bar carries out cooling processing；
The temperature indicator is connected by the 11st conducting wire, the 12nd conducting wire with the temperature sensor of internal drive, is born
Duty shows the temperature value of ultra-magnetic telescopic bar；
The driver includes pre-loading screw, rear end cap, rear gasket, outer sleeve, ultra-magnetic telescopic bar, coil rack, preceding
End cap, disc spring, output rod, front pad, electromagnetic coil and temperature sensor；
The rear end cap is equipped with threading groove one, and water inlet pipe, electromagnetic coil conducting wire, temperature sensor lead is facilitated to enter；
The rear gasket is equipped with threading groove two, and water inlet pipe and temperature sensor lead is facilitated to enter；
The front pad is equipped with threading groove three, and outlet pipe is facilitated to stretch out；
The drive end bearing bracket is equipped with threading groove four, and outlet pipe is facilitated to stretch out；
The output rod is equipped with threading groove five, and outlet pipe is facilitated to stretch out, and end face center part is equipped with threaded hole, convenient and outer
Section load connects, while being also convenient for contacting with displacement sensor；
Include the following steps：
S1:The output current of high precision electro source channels one is set as Ip, corresponding biased magnetic field strength is generated in electromagnetic coil
Hp is applied to ultra-magnetic telescopic bar as bias magnetic field；
S2:By the zeros data of displacement sensor, pre-loading screw is adjusted, the data X0 of displacement sensor, root are observed
According to the stiffness coefficient K of disc spring, pretightning force F0=K*X0 is calculated；
S3:By the zeros data of displacement sensor, water pump is opened, water-cooling circulating system is made to work normally；
S4:The output current of high precision electro source channels two is set as Iq0, corresponding driving magnetic field intensity is generated in electromagnetic coil
Hq0 passes through the shift value Xq0 of displacement sensor at this time；
S5:The output current for adjusting high precision electro source channels two is a series of value Iqi (0~Imax), is generated in electromagnetic coil
A series of corresponding driving magnetic field intensity Hqi pass through a series of shift value Xqi of displacement sensor；
S6:Adjust the output current of high precision electro source channels two so that the shift value of displacement sensor no longer increases, at this time
Electric current be denoted as Imax, corresponding driving magnetic field intensity Hqmax is generated in electromagnetic coil, shift value is denoted as Xqmax；
S7:By drawing using Hqi as X-axis, using Xqmax as the graph curve of Y-axis, you can obtain in steady temperature, bias magnetic field
For Hp, pretightning force is the hysteresis loop of the ultra-magnetic telescopic bar under F0 effects.
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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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| CN113566870B (en) * | 2021-07-20 | 2024-01-26 | 安徽理工大学 | Automatic detection device and detection method for giant magnetostrictive sensor |
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