A device for measuring hysteresis loop of giant magnetostrictive bar
A technology of giant magnetostrictive rod and hysteresis loop, which is applied in magnetic performance measurement, magnetic hysteresis curve measurement, etc., can solve the problem that the hysteresis loop measurement of giant magnetostrictive rod can not meet the actual working conditions and so on.
Active Publication Date: 2018-06-01
ANHUI UNIV OF SCI & TECH
View PDF10 Cites 0 Cited by
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
[0005] The purpose of the present invention is to provide a device for measuring the hysteresis loop of giant magnetostrictive rods, so as to solve the problem that the hysteresis loop measurement of giant magnetostrictive rods cannot meet the actual working conditions
Method used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View moreImage
Smart Image Click on the blue labels to locate them in the text.
Smart ImageViewing Examples
Examples
Experimental program
Comparison scheme
Effect test
Embodiment Construction
[0034] Below in conjunction with accompanying drawing, the technical scheme of invention is described in detail:
[0035] A schematic diagram of the overall structure of a device for measuring the hysteresis loop of giant magnetostrictive rods is shown in figure 1 As shown, it includes high-precision power supply 1, first wire 2, second wire 3, driver 4, displacement sensor 5, sensor bracket 6, mounting nut 7, screw 8, computer 9, data line 10, data acquisition card 11, the first Three wires 12, fourth wire 13, signal amplifier 14, fifth wire 15, sixth wire 16, regulated power supply 17, seventh wire 18, eighth wire 19, ninth wire 20, tenth wire 21, base plate 22 , water tank 23, water pump 24, water outlet pipe 25, water inlet pipe 26, base 27, eleventh wire 28, twelfth wire 29, temperature indicator 30, thirteenth wire 31 and fourteenth wire 32;
[0036] The high-precision power supply 1 is connected to the driver 4 through the first wire 2, the second wire 3, the thirteent...
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More PUM
Login to View More Abstract
The invention discloses a device for measuring a hysteresis loop of a giant magnetostrictive rod material. The measuring device comprises a high-precision power supply, a first lead wire, a second lead wire, a driver, a displacement sensor, a sensor bracket, a mounting nut, a screw, a computer, a data line, a data acquisition card, a third lead wire, a fourth lead wire, a signal amplifier, a fifth lead wire, a sixth lead wire, a voltage-stabilized power supply, a seventh lead wire, an eighth lead wire, a ninth lead wire, a tenth lead wire, a bottom plate, a water tank, a water pump, a water outlet pipe, a water inlet pipe, a base, an eleventh lead wire, a twelfth lead wire, a temperature demonstrator, a thirteenth lead wire and a fourteenth lead wire. The measuring device provided by the invention can accurately measure the hysteresis loop of the giant magnetostrictive rod material under the action of constant temperature, different bias magnetic fields and different pretightening forces, can meet the use requirements under different working conditions, and provides a guarantee for the development of high-performance giant magnetostrictive material devices.
Description
technical field [0001] The invention discloses a device for measuring hysteresis loops, in particular to a device for measuring hysteresis loops of giant magnetostrictive rods. Background technique [0002] Giant magnetostrictive materials have excellent properties such as large magnetostriction coefficient, fast response speed, and high magneto-mechanical coupling system. The development of functional devices for them has become one of the hotspots in the research of functional materials at home and abroad. Electronic industry, precision drive, ultrasonic detection and exploration, marine science, vibration reduction and anti-vibration, medical equipment and other fields have very good application prospects. [0003] At present, the shapes of giant magnetostrictive materials are mainly rod type and thin film type, and the rod type is used as the research object to develop devices. Giant magnetostrictive materials are ferromagnetic functional materials with hysteresis nonli...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More Application Information
Patent Timeline
Login to View More Patent Type & Authority Patents(China)
IPC IPC(8): G01R33/14
CPCG01R33/14
Inventor 喻曹丰王传礼冒鹏飞马丁钟长鸣许攀
Owner ANHUI UNIV OF SCI & TECH