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Original file (SVG file, nominally 490 × 490 pixels, file size: 41 KB)
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Summary
| Description |
English: Diagram of a solenoid and its magnetic field lines. The shape of all lines was computed according to the laws of electrodynamics. The color indicates the absolute field strength of the magnetic field from zero field (white) to the maximum field strength (blue). |
| Date | |
| Source | Own work |
| Author | Geek3 |
| Other versions | |
| SVG development |  This plot was created with VectorFieldPlot. |
| Source code | Python code# paste this code at the end of VectorFieldPlot 1.10
# https://commons.wikimedia.org/wiki/User:Geek3/VectorFieldPlot
doc = FieldplotDocument('VFPt_Solenoid_correct3_Babs',
width=490, height=490, unit=100, commons=True)
field = Field({'coils':[[0, 0, 0, 0.49, 0.98, 1]]})
B0 = 1. / (2. * 0.98)
Babs = lambda xy: sc.linalg.norm(field.F(xy))
doc.draw_scalar_field(func=Babs, vmin=0, vmax=B0)
n = 8
for a in [-0.455, -0.385, -0.275, -0.165, -0.055, 0.055, 0.165, 0.275, 0.385, 0.455]:
line = FieldLine(field, [0, a], directions='both', maxr=5)
doc.draw_line(line, linewidth=1.0, arrows_style={
'dist':1.5, 'min_arrows':1, 'max_arrows':3,
'offsets':[1, 0.25, 0.25, 1], 'scale':2})
field.add_element('wires', [ [x, 0.49, 1] for x in sc.linspace(-0.84, 0.84, 7)] + [ [x, -0.49, -1] for x in sc.linspace(-0.84, 0.84, 7)])
doc.draw_currents(field)
doc.write()
|
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
- share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:36, 22 January 2019 | | 490 × 490 (41 KB) | Geek3 | User created page with UploadWizard |
File usage
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