CN204314390U - A kind of silicon steel iron loss tester - Google Patents
A kind of silicon steel iron loss tester Download PDFInfo
- Publication number
- CN204314390U CN204314390U CN201420866828.0U CN201420866828U CN204314390U CN 204314390 U CN204314390 U CN 204314390U CN 201420866828 U CN201420866828 U CN 201420866828U CN 204314390 U CN204314390 U CN 204314390U
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- module
- analysis unit
- permeameter
- signal analysis
- mutual inductance
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The utility model discloses a kind of silicon steel iron loss tester, comprise permeameter, permeameter is by cable connecting test analyser; Permeameter comprises epstein frame, air-gap flux compensates mutual inductance and D.C. magnetic field compensating coil, air-gap flux compensates the armature winding of mutual inductance and the primary windings connected in series of epstein frame, and air-gap flux compensates the secondary winding of mutual inductance and the induction windings in series reversal connection of epstein frame; Measuring and analysing meter comprises signal analysis unit and control panel, and control panel is provided with display screen and guidance panel; Signal analysis unit comprises sampling module, power amplifier module, A/D modular converter, signal synchronization control module, signal analyse block and the processor that two-way connects successively, processor connection control panel.The signal analysis unit of this tester adopts two-way analog to digital conversion to carry out true samples to electric current and voltage simultaneously, and is aided with signal synchronization control module and D.C. magnetic field compensating module, reaches measuring more accurately print.
Description
Technical field
The utility model relates to magnetic material fields of measurement, is specifically related to a kind of silicon steel iron loss tester.
Background technology
Iron loss of silicon steel sheet test is one of important evaluation index of quality management during siliconized plate is produced, circulates and used, by can judge the quality of silicon steel material to the test of siliconized plate, find the defect of material early, bring great convenience to the qualitative control of motor, transformer and relevant manufacturers.
The offset error of the measurement data of existing silicon steel iron loss testing device is comparatively large, and particularly measure for orientation and replacing of non-oriented silicon steel sheet, although instrument has carried out conversion and data correction to two kinds of samples, serious time error is even more than 20%.
Utility model content
The purpose of this utility model is to provide a kind of silicon steel iron loss tester, and silicon steel iron loss measuring accuracy is high.
For achieving the above object, the technical scheme that an embodiment of the present utility model is taked is:
Comprise permeameter, permeameter is by cable connecting test analyser; Permeameter comprises epstein frame, air-gap flux compensates mutual inductance and D.C. magnetic field compensating coil, air-gap flux compensates the armature winding of mutual inductance and the primary windings connected in series of epstein frame, and air-gap flux compensates the secondary winding of mutual inductance and the induction windings in series reversal connection of epstein frame; Measuring and analysing meter comprises signal analysis unit and control panel, and control panel is provided with display screen and guidance panel; Signal analysis unit comprises sampling module, power amplifier module, A/D modular converter, signal synchronization control module, signal analyse block and the processor that two-way connects successively, processor connection control panel.
Preferably, signal analysis unit also comprises D.C. magnetic field compensating module, and D.C. magnetic field compensating module is between sampling module and power amplifier module.
Preferably, sampling module comprises current sensor and resistance pressure-dividing network.
Preferably, signal analysis unit also comprises power module, and power module is provided with electrical isolation module.
The beneficial effect that this silicon steel iron loss tester produces is: signal analysis unit adopts two-way analog to digital conversion to carry out true samples to electric current and voltage simultaneously, and is aided with signal synchronization control module and D.C. magnetic field compensating module, reaches measuring more accurately print.
Accompanying drawing explanation
Figure 1 shows that the schematic diagram of an embodiment of a kind of silicon steel iron loss tester of the present utility model.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with the utility model specific embodiment and corresponding accompanying drawing, technical solutions of the utility model are clearly and completely described.
With reference to figure 1, Figure 1 shows that the schematic diagram of an embodiment of a kind of silicon steel iron loss tester of the present utility model.In the present embodiment, silicon steel iron loss tester comprises permeameter 2, and permeameter 2 is by cable 3 connecting test analyser 1, magnetic conductance 2 comprises epstein frame, air-gap flux compensates mutual inductance and D.C. magnetic field compensating coil, D.C. magnetic field compensating coil connects measures wire frame, air-gap flux compensates the armature winding of mutual inductance and the primary windings connected in series of epstein frame, air-gap flux compensates the secondary winding of mutual inductance and the induction windings in series reversal connection of epstein frame, epstein frame is for responding to the magnetic induction density of siliconized plate, air-gap flux compensates the magnetic induction density that mutual inductance produces for the air of offsetting described inductive coil and surrounding, D.C. magnetic field compensating coil is used for siliconized plate applying and environment field reverse direction and dynamic adjustable D.C. magnetic field, measuring and analysing meter 1 comprises signal analysis unit and control panel 4, and control panel 4 is provided with display screen 5 and guidance panel 6, signal analysis unit comprises sampling module, power amplifier module, A/D modular converter, signal synchronization control module, signal analyse block and the processor that two-way connects successively, processor connection control panel 4.
In an embodiment of the present utility model, signal analysis unit also comprises D.C. magnetic field compensating module, and D.C. magnetic field compensating module is between sampling module and power amplifier module.
In an embodiment of the present utility model, sampling module comprises current sensor and resistance pressure-dividing network.
In an embodiment of the present utility model, signal analysis unit also comprises power module, and power module is provided with electrical isolation module, eliminates the impact of DC magnetic biasing.
Above-mentioned embodiment is used for explaining and the utility model is described; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, any amendment make the utility model and change, all fall into protection domain of the present utility model.
Claims (4)
1. a silicon steel iron loss tester, is characterized in that, comprises permeameter, and described permeameter is by cable connecting test analyser; Described permeameter comprises epstein frame, air-gap flux compensates mutual inductance and D.C. magnetic field compensating coil, described air-gap flux compensates the armature winding of mutual inductance and the primary windings connected in series of described epstein frame, and described air-gap flux compensates the secondary winding of mutual inductance and the induction windings in series reversal connection of described epstein frame; Described measuring and analysing meter comprises signal analysis unit and control panel, and described control panel is provided with display screen and guidance panel; Described signal analysis unit comprises sampling module, power amplifier module, A/D modular converter, signal synchronization control module, signal analyse block and the processor that two-way connects successively, described processor connection control panel.
2. tester according to claim 1, is characterized in that, described signal analysis unit also comprises D.C. magnetic field compensating module, and described D.C. magnetic field compensating module is between described sampling module and power amplifier module.
3. tester according to claim 1 and 2, is characterized in that, described sampling module comprises current sensor and resistance pressure-dividing network.
4. tester according to claim 3, is characterized in that, described signal analysis unit also comprises power module, and described power module is provided with electrical isolation module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866828.0U CN204314390U (en) | 2014-12-31 | 2014-12-31 | A kind of silicon steel iron loss tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866828.0U CN204314390U (en) | 2014-12-31 | 2014-12-31 | A kind of silicon steel iron loss tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204314390U true CN204314390U (en) | 2015-05-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420866828.0U Expired - Fee Related CN204314390U (en) | 2014-12-31 | 2014-12-31 | A kind of silicon steel iron loss tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204314390U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959425A (en) * | 2016-01-11 | 2017-07-18 | 国网智能电网研究院 | A kind of electrical sheet total Loss Ratio measuring method under D.C. magnetic biasing operating mode |
| CN109100270A (en) * | 2018-08-29 | 2018-12-28 | 大连海事大学 | A kind of annular fluid channel oil liquid detection device and preparation method thereof |
-
2014
- 2014-12-31 CN CN201420866828.0U patent/CN204314390U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959425A (en) * | 2016-01-11 | 2017-07-18 | 国网智能电网研究院 | A kind of electrical sheet total Loss Ratio measuring method under D.C. magnetic biasing operating mode |
| CN109100270A (en) * | 2018-08-29 | 2018-12-28 | 大连海事大学 | A kind of annular fluid channel oil liquid detection device and preparation method thereof |
| CN109100270B (en) * | 2018-08-29 | 2020-10-02 | 大连海事大学 | Annular micro-channel oil liquid detection device and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20191231 |