2 Axis Helmholtz Coil
Taw qhia
Peb lub tuam txhab txaus siab los qhia peb cov khoom tshiab, 2DXHC Ob-Dimensional Helmholtz Coil.
2DXHC coil yog ib qho tshwj xeeb thiab ntau yam cuab yeej, tsim los siv rau ntau yam kev siv thoob plaws kev lag luam. Nrog rau nws qhov kev teeb tsa ob sab, lub kauj xaim xaim hluav taws xob zoo thiab raug tsim nyob rau hauv cov cheeb tsam uas ib txwm Helmholtz coils poob luv.
Ib qho tseem ceeb ntawm 2DXHC kauj yog nws lub peev xwm los tsim ib qho chaw sib nqus sib nqus thoob plaws ob sab. Qhov no ua rau nws zoo tagnrho rau kev siv hauv cov ntawv thov xws li magnetic resonance imaging (MRI), qhov chaw sib xws yog qhov tseem ceeb kom tau txais cov duab raug. Lub coil qib siab ntawm qhov raug kuj tso cai rau nws siv rau hauv thaj chaw xws li cov ntaub ntawv kev tshawb fawb, qhov kev ntsuas magnetometry yog qhov tseem ceeb.
Lwm qhov zoo ntawm 2DXHC coil yog nws qhov loj me. Ib txwm Helmholtz coils tuaj yeem siv qhov chaw tseem ceeb hauv pem teb hauv chav kuaj lossis lwm qhov chaw ua haujlwm. Nrog nws cov qauv tsim ob sab, 2DXHC coil siv ib feem ntawm cov hneev taw, ua kom yooj yim rau kev koom ua ke rau hauv cov txheej txheem uas twb muaj lawm thiab kev ua haujlwm.
Ntxiv rau nws cov txiaj ntsig kev ua tau zoo, 2DXHC coil kuj tseem tuaj yeem hloov kho tau. Peb pab neeg ua haujlwm zoo nrog cov neeg siv khoom los tsim thiab tsim cov coils uas ua tau raws li lawv cov kev xav tau tshwj xeeb, txawm tias qhov ntawd txhais tau tias kho cov duab lossis qhov loj ntawm lub kauj, lossis hloov kho nws rau kev siv hauv ib puag ncig tshwj xeeb.
Zuag qhia tag nrho, peb ntseeg tias 2DXHC Ob-Dimensional Helmholtz Coil sawv cev rau kev nce qib tseem ceeb hauv kev tsim hluav taws xob sib nqus. Peb tos ntsoov yuav ua haujlwm nrog cov neeg siv khoom los qhib lub peev xwm ntawm cov cuab yeej tshiab no.
Parameters ntawm 1-axis Helmholtz kauj
| Qauv | Radius | Center sib nqus | Kev tsis sib xws | Homogeneity sphere | Txhua qhov ntev | 1 axial | Qhov peb seem |
| (mm) | teb (Gs) | % | txoj kab uas hla (mm) | Lub zog loj (W) | qhov hnyav (Kg) | qhov hnyav (Kg) | |
| DXHC30-50 | 300 | 50 | 5 | 200 | 420 | 55 | |
| 1 | 150 | ||||||
| DXHC30-10 | 300 | 10 | 0.5 | 100 | 90-120 | 12 | 38 |
| 0.1 | 90 | ||||||
| DXHC30-2 | 300 | 2 | 0.05 | 60 | 18~32 | 3.5 | 11 |
| 0.01 | 40 | ||||||
| DXHC25-1000 | 250 | 1000 | 5 | 160 | 5000 | 500 | |
| 1 | 125 | ||||||
| DXHC25-500 | 250 | 500 | 0.5 | 100 | 2500 | 250 | |
| 0.1 | 75 | ||||||
| DXHC25-300 | 250 | 300 | 0.05 | 50 | 1600 | 150 | |
| 0.01 | 33 | ||||||
| DXHC25-100 | 250 | 100 | 5 | 160 | 600 | 50 | |
| 1 | 125 | ||||||
| DXHC25-50 | 250 | 50 | 0.5 | 100 | 300~620 | 30 | 138 |
| 0.1 | 75 | ||||||
| DXHC25-10 | 250 | 10 | 0.05 | 50 | 60~110 | 8 | 32 |
| 0.01 | 33 | ||||||
| DXHC25-2 | 250 | 2 | 5 | 160 | 12~18 | 4 | 14 |
| 1 | 125 | ||||||
| DXHC20-500 | 200 | 500 | 0.5 | 80 | 2000 | 160 | |
| 0.1 | 60 | ||||||
| DXHC20-300 | 200 | 300 | 0.05 | 40 | 1000 | 96 | |
| 0.01 | 26 | ||||||
| DXHC20-100 | 200 | 100 | 5 | 130 | 350 | 32 | |
| 1 | 100 | ||||||
| DXHC20-50 | 200 | 50 | 0.5 | 80 | 200~520 | 16 | 54 |
| 0.1 | 60 | ||||||
| DXHC20-10 | 200 | 10 | 0.05 | 40 | 40~65 | 8 | 28 |
| 0.01 | 26 | ||||||
| DXHC20-5 | 200 | 5 | 1 | 100 | 20~32 | 6 | 22 |
| 0.1 | 60 | ||||||
| DXHC20-2 | 200 | 2 | 1 | 100 | 8~10 | 4 | 15 |
| 0.1 | 60 | ||||||
| DXHC15-300 | 150 | 300 | 5 | 100 | 660 | 54 | |
| 1 | 75 | ||||||
| DXHC15-100 | 150 | 100 | 0.5 | 60 | 220 | 18 | |
| 0.1 | 45 | ||||||
| DXHC15-50 | 150 | 50 | 0.05 | 30 | 110~330 | 12 | 38 |
| 0.01 | 20 | ||||||
| DXHC15-10 | 150 | 10 | 1 | 75 | 21~42 | 6 | 24 |
| 0.1 | 45 | ||||||
| DXHC10-200 | 100 | 200 | 5 | 66 | 200 | 19 | |
| 1 | 50 | ||||||
| DXHC10-100 | 100 | 100 | 0.5 | 40 | 100 | 15 | |
| 0.1 | 30 | ||||||
| DXHC10-50 | 100 | 50 | 0.05 | 20 | 50~180 | 9 | 20 |
| 0.01 | 10 | ||||||
| DXHC10-10 | 100 | 10 | 1 | 50 | 10~24 | 3.5 | 13 |
| 0.1 | 30 | ||||||
| DXHC7-100 | 70 | 100 | 5 | 45 | 50 | 7 | |
| 1 | 35 | ||||||
| DXHC7-50 | 70 | 50 | 0.5 | 28 | 24~120 | 5 | 17 |
| 0.1 | 21 | ||||||
| DXHC7-10 | 70 | 10 | 0.05 | 14 | 5~24 | 2 | 8 |
| 0.01 | 9.3 |
Tej xwm txheej
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Qauv |
Tsis muaj |
Daim duab siv |
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2DXHC20-100 |
Sib nqus teb kev taw qhia ntawm X axis thiab Z axis orthogonal rau ib leeg; X axis qhov siab tshaj plaws magnetic teb yog 100 Gs, Z axis yog 1 Gs; Qhov nruab nrab qhov tsawg kawg nkaus txoj kab uas hla yog 400 mm; Lub homogeneity kheej kheej yog Φ55 mm; Qhov sib npaug 0.1%; X-axis zog yog 350 W. |
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2DXHC11-240 |
Sib nqus teb kev taw qhia ntawm X axis thiab Z axis orthogonal rau ib leeg; X-axis kab rov tav magnetic teb yuav tig tau; X axis qhov siab tshaj plaws magnetic teb yog 240 Gs, Z axis yog 240 Gs; Qhov nruab nrab qhov tsawg kawg nkaus txoj kab uas hla yog 220 mm; Lub homogeneity kheej kheej yog Φ30 mm; Qhov sib npaug 0.1%; Z-axis zog yog 800 W, X-axis zog yog 2800 W. |
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2DXHC6-20 |
Sib nqus teb kev taw qhia ntawm X axis thiab Y axis orthogonal rau ib leeg; X axis qhov siab tshaj plaws magnetic teb yog 20 Gs, Y axis yog 20 Gs; Qhov nruab nrab qhov tsawg kawg nkaus txoj kab uas hla yog 120 mm; Lub homogeneity kheej kheej yog Φ30 mm; Qhov sib npaug 0.1%; X-axis zog yog 15 W, X-axis zog yog 30 W. |
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2DXHC20-10 |
Sib nqus teb kev taw qhia ntawm X axis thiab Y axis orthogonal rau ib leeg; X axis qhov siab tshaj plaws magnetic teb yog 200 Gs, Y axis yog 200 Gs; Qhov nruab nrab qhov tsawg kawg nkaus txoj kab uas hla yog 200 mm; Lub homogeneity kheej kheej yog Φ30 mm; Qhov sib npaug 0.1%; Lub zog X-axis yog 180 W, thiab Y axis zog yog 700 W. |
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Kev siv ntawm Helmholtz coil
4.1 Tsim cov qauv sib nqus;
4.2 Calibration ntawm Hall probes thiab ntau yam magnetometers;
4.3 Kev them nyiaj yug ntawm geomagnetic teb;
4.4 Kev txiav txim siab ntawm kev tiv thaiv kev sib nqus;
4.5 Kev ntsuas thiab tshem tawm qhov chaw hluav taws xob hluav taws xob sib nqus;
4.6 Kev tshawb fawb txog cov khoom sib nqus ntawm cov teeb meem;
4.7 Kev tshawb fawb txog biomagnetism;
Piv txwv li, hauv chav kuaj, Helmholtz coils tuaj yeem siv los ntsuas cov khoom ntawm cov khoom sib nqus, xws li magnetization thiab hysteresis loops. Hauv cov khoom siv kho mob, Helmholtz coils tuaj yeem siv los tsim cov hlau nplaum los pab kho qee yam kab mob, xws li mob qog noj ntshav thiab mob hlwb. Hauv geophysics thiab astronomy, Helmholtz coils tuaj yeem siv los ntsuas qhov sib nqus ntawm lub ntiaj teb thiab cov ntiaj chaw. Hauv kev lag luam engineering, Helmholtz coils kuj tau siv los tsim cov khoom siv siab. Cov sensors no tuaj yeem ntsuas qhov sib nqus flux nyob rau hauv ib puag ncig magnetic teb thiab txheeb xyuas ntau yam ntawm lub cev nyob rau hauv ib theem sib txawv los ntawm cov ntaub ntawv sib nqus hlau nplaum no. Yog li ntawd, Helmholtz coils tau dhau los ua ib feem tseem ceeb ntawm engineering field
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