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Vibrating sample magnetometer VSM-380
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Vibrating sample magnetometer VSM-380

1. Main functions: 1. It can be used for material research and development, quality control and product testing to complete the measurement and analysis of the basic magnetic properties of magnetic materials. It can measure the basic magnetic properties of magnetic materials (such as magnetization curve, hysteresis loop, demagnetization curve, heating curve, rising/falling temperature curve, cooling curve, magnetization curve at set temperature, hysteresis loop at set temperature, etc. ) To obtain various magnetic parameters (such as saturation magnetization, residual magnetization, coercive force, maximum energy product, Curie temperature, permeability (including initial permeability), etc.), and can measure powder and particles , Flake, block and other magnetic materials. 2,
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一、The main function:

1. It can be used for material research and development, quality control and product testing to complete the measurement and analysis of the basic magnetic properties of magnetic materials. It can measure the basic magnetic properties of magnetic materials (such as magnetization curve, hysteresis loop, demagnetization curve, heating curve, rising/falling temperature curve, cooling curve, magnetization curve at set temperature, hysteresis loop at set temperature, etc. ) To obtain various magnetic parameters (such as saturation magnetization, residual magnetization, coercive force, maximum energy product, Curie temperature, permeability (including initial permeability), etc.), and can measure powder and particles , Flake, block and other magnetic materials.

2. It can measure the magnetic properties of magnetic materials from room temperature to 500 degrees and from room temperature to liquid nitrogen temperature change curve with temperature in situ.

 

二、Main Specifications

 

1. Measuring magnetic moment range (when the magnetic pole pitch is 40mm): 10-3emu—300emu (sensitivity: 5×10-5emu)

2. Relative accuracy (when measuring range is 3emu): better than ±1%

3. Repeatability (when measuring range 3emu): better than ±1%

4. Stability (when the range is 3emu): preheating for half an hour, continuous working for 4 hours is better than 1%

5. Temperature range: room temperature to liquid nitrogen temperature range and room temperature to 500℃

6. The magnetic pole pitch is fixed at 40mm, and the pole face diameter is 60mm

7. Magnetic field strength: the maximum magnetic field strength is 2.7T

 

三、The composition of VSM:

1. SG-380 type electromagnet

2. Magnetic moment measurement unit host (including scanning power supply, lock-in amplifier, Tesla meter, high temperature driving source, vibration source)

3. Vibrating head, vibrating rod, detection coil

4. Lenovo brand computers

5. HP printer

6. High temperature device

7. Low temperature device

8. Vacuum pump, liquid nitrogen tank (optional)

9. Electromagnet high and low temperature furnace water circulation system (optional)

 

四、Main instrument description

1. Electromagnet:

A. The electromagnet is a double yoke fixed air gap electromagnet placed at 45°, the magnetic field is in the horizontal direction, the fixed air gap is 40mm, the pole diameter is Φ60mm, and the highest value of the magnetic field is better than 2.7T; the electromagnet is a water-cooled cooling structure.

B. Production unit: Changchun Yingpu Magnetoelectric Technology Development Co., Ltd.

2. Electromagnet DC steady current power supply:

A. The power supply is an adjustable high-stability steady-current DC power supply with a power of 16KW. In the steady current state, the steady current output current can be continuously adjusted within the rated range.

(1) Main functions
(1) Output voltage: output power 16KW

(2) Protection mode: phase loss protection, over-current protection, automatic short-circuit protection.

(2) Technical indicators
(1) The power supply is a steady current output: the current value can be continuously adjusted from 0 to the rated value.

(2) Display mode: 4 and a half LCD digital display of the ammeter.
(3) Display accuracy: ±(1%+2 words)

(4) Working time: 8 hours of continuous work (ambient temperature 20±5℃)

(5) Input voltage: three-phase 380V±10% (three-phase five-wire system)

(6) Input frequency: 50Hz

B. Production unit: Changchun Yingpu Magnetoelectric Technology Development Co., Ltd.

3. Vibration system

A. Including vibrating rod, mechanical vibrating head, bracket, sample chamber and detection coil.

B. Production unit: Changchun Yingpu Magnetoelectric Technology Development Co., Ltd.

4. Magnetic moment measuring unit

A. Main technical indicators

(1) Magnetic moment range is divided into 300emu, 150emu, 80emu, 40emu, 30emu, 15emu, 8emu, 4emu, 3emu, 1.5emu, 800memu, 400memu, 300memu, 150memu, 80memu, 40memu, 30memu and 15memu (that is, 0.015emu) total 18 The highest sensitivity is better than 5×10-5emu; when the magnetic moment range is 3emu, the relative accuracy and repeatability of the magnetic moment measurement are better than ±1%, preheating for half an hour, continuous working for 4 hours Stability is better than 1%.

(2) The magnetic field range is up to 3.2T, the highest resolution is 0.1mT, and the relative accuracy is better than ±1%.

(3) The output frequency of the vibration source is 180Hz, the frequency stability is better than 10-5, and the output power is greater than 50W.

B. Production unit: Changchun Yingpu Magnetoelectric Technology Development Co., Ltd.

5. Computer:

A. Configuration: E5800, Memory: 2G, Hard Disk: 500G, Display: 19-inch LCD

B. Production unit: Lenovo Beijing Co., Ltd.

6. Printer: HP-1018

A. Production unit: China Hewlett-Packard Co., Ltd.

7. High temperature control and measuring device

A. Main technical indicators

(1) The temperature range of the sample room: room temperature~500℃;

(2) LCD screen display, resolution 0.1K.

B. Production unit: Changchun Yingpu Magnetoelectric Technology Development Co., Ltd.

8. Low temperature control and measuring device

A. Main technical indicators

(1) The temperature range of the sample room: room temperature to liquid nitrogen temperature range;

(2) LCD screen display, resolution 0.1K.

B. Production unit: Changchun Yingpu Magnetoelectric Technology Development Co., Ltd.

9. Measurement system software

A. The system software model is JDAW2000C&D, which can directly set system parameters and display data directly;

B. The suffix of the original data file is 13D, which is directly stored in the computer to facilitate subsequent processing. Excel and Origin can be used to directly process the data;

C. A variety of measured curves and characteristic parameters can be displayed on the computer screen. The software can select data at will, partially zoom in, translate, smooth the curve, and can also be output and printed on a laser printer; it can also be printed by other Processing on general drawing software.

D. It can automatically measure magnetization curve, hysteresis loop, fast MH loop, heating curve, cooling curve, temperature rise and fall curve, temperature control curve, magnetization curve, hysteresis loop, fast MH loop at set temperature, And background curve; when the demagnetization factor and sample density are known, the magnetic characteristic curve of the open circuit sample of the VSM can be automatically converted into the magnetic measurement curve of the material itself (ie, the closed circuit sample)

E. The software can simultaneously calculate the curve parameters under the international unit system and the Gauss unit system (saturation magnetic moment/saturation magnetization/ratio saturation magnetization, residual magnetic moment/residual magnetization, coercive force, intrinsic coercive force, rectangular Coefficient, maximum magnetic energy product, loop area, Curie temperature);

 

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Changchun Yingpu magneto-electric Technology Development Co., LTD
Company address: No.183, Yingxiang East Street, Erdao District, Changchun city, Jilin Province
Office Phone : 086-431-85562503 / 17643118999

Company Fax : 0431 - 85235752

Email : ypsales@ccypcd.com / yptech@ccypcd.com

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