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Description of symmetrical prolate ellipsoid magnetic signature parameters-Be = 50 mT, I = 70 deg, z = 100 m, q = 80 deg, j = 45 deg, a =4 m, e = 8, mr = 100

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DataCite Commons2026-04-30 更新2025-04-16 收录
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The Earth magnetic field (Fig.1): BE – total magnetic flux density, BEx – x component of the Earth magnetic flux density, BEy = 0  y component of the Earth magnetic flux density, BEz – z component of the Earth magnetic flux density, I – the inclination of the Earth magnetic field.   The symmetrical prolate ellipsoid (Fig.2): L – length of the ellipsoid, a – radius of the ellipsoid, e – unidimensional coefficient, q - vertical angle, j - horizontal angle.   For each scenario there are the following files: Ind_Bx_[BE]_[I]_[z]_[q]_[j]_[a]_[e]_[mr]        Bx – component of the ellipsoid magnetic flux density [nT] Ind_By_[BE]_[I]_[z]_[q]_[j]_[a]_[e]_[mr]        By –  component of the ellipsoid magnetic flux density [nT] Ind_Bz_[BE]_[I]_[z]_[q]_[j]_[a]_[e]_[mr]         Bz – component of the ellipsoid magnetic flux density [nT] Ind_x_[BE]_[I]_[z]_[q]_[j]_[a]_[e]_[mr]           x coordinate [m] Ind_y_[BE]_[I]_[z]_[q]_[j]_[a]_[e]_[mr]           y coordinate [m]   were: BE [mT], I [deg], z [m], q [deg], j [deg], mr – relative magnetic permeability Ind – induced magnetization of the ellipsoid For the following parameters: Be = 50 mT, I = 70 deg, z = 100 m, q = 80 deg, j = 45 deg, a =4 m, e = 8, mr = 100 The names files are: Ind_Bx_50_70_100_80_45_4_8_100        Bx – component of the ellipsoid magnetic flux density [nT] Ind_By_50_70_100_80_45_4_8_100        By – component of the ellipsoid magnetic flux density [nT] Ind_Bz_50_70_100_80_45_4_8_100        Bz – component of the ellipsoid magnetic flux density [nT] Ind_x_50_70_100_80_45_4_8_100           x coordinate [m] Ind_y_50_70_100_80_45_4_8_100           y coordinate [m]

地球磁场(图1):BE为总磁通密度(total magnetic flux density),BEx为地球磁通密度的x分量,BEy=0为地球磁通密度的y分量,BEz为地球磁通密度的z分量,I为地球磁场倾角。 对称长旋转椭球体(图2):L为椭球体长度,a为椭球体半径,e为一维系数,q为垂直角,j为水平角。 针对每个场景,均包含如下文件: Ind_Bx_[BE]_[I]_[z]_[q]_[j]_[a]_[e]_[mr]:Bx为椭球体磁通密度的x分量,单位为纳特斯拉(nT) Ind_By_[BE]_[I]_[z]_[q]_[j]_[a]_[e]_[mr]:By为椭球体磁通密度的y分量,单位为纳特斯拉(nT) Ind_Bz_[BE]_[I]_[z]_[q]_[j]_[a]_[e]_[mr]:Bz为椭球体磁通密度的z分量,单位为纳特斯拉(nT) Ind_x_[BE]_[I]_[z]_[q]_[j]_[a]_[e]_[mr]:x坐标,单位为米(m) Ind_y_[BE]_[I]_[z]_[q]_[j]_[a]_[e]_[mr]:y坐标,单位为米(m) 其中各参数的含义与单位如下: BE单位为毫特斯拉(mT),I单位为度(deg),z单位为米(m),q单位为度(deg),j单位为度(deg),mr为相对磁导率(relative magnetic permeability);Ind指代椭球体的感应磁化强度(induced magnetization)。 针对如下参数组合:BE=50 mT,I=70 deg,z=100 m,q=80 deg,j=45 deg,a=4 m,e=8,mr=100 此时对应的文件名为: Ind_Bx_50_70_100_80_45_4_8_100:Bx为椭球体磁通密度的x分量,单位为纳特斯拉(nT) Ind_By_50_70_100_80_45_4_8_100:By为椭球体磁通密度的y分量,单位为纳特斯拉(nT) Ind_Bz_50_70_100_80_45_4_8_100:Bz为椭球体磁通密度的z分量,单位为纳特斯拉(nT) Ind_x_50_70_100_80_45_4_8_100:x坐标,单位为米(m) Ind_y_50_70_100_80_45_4_8_100:y坐标,单位为米(m)
提供机构:
Gdańsk University of Technology
创建时间:
2021-06-29
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