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CHANGING INCLINATION OF EARTH SATELLITES USING THE GRAVITY OF THE MOON

机译:利用月球引力改变地球卫星的倾斜度

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We analyze the problem of the orbital control of an Earth's satellite using the gravity of the Moon. The main objective is to study a technique to decrease the fuel consumption of a plane change maneuver to be performed in a satellite that is in orbit around the Earth. The main idea of this approach is to send the satellite to the Moon using a single-impulsive maneuver, use the gravity field of the Moon to make the desired plane change of the trajectory, and then return the satellite to its nominal semimajor axis and eccentricity using a bi-impulsive Hohmann-type maneuver. The satellite is assumed to start in a Keplerian orbit in the plane of the lunar orbit around the Earth and the goal is to put it in a similar orbit that differs from the initial orbit only by the inclination. A description of the close-approach maneuver is made in the three-dimensional space. Analytical equations based on the patched conics approach are used to calculate the variation in velocity, angular momentum, energy, and inclination of the satellite. Then, several simulations are made to evaluate the savings involved. The time required by those transfers is also calculated and shown.
机译:我们使用月球的引力分析了地球卫星的轨道控制问题。主要目标是研究一种技术,以减少在环绕地球运行的卫星中进行的飞机换向操作的燃油消耗。这种方法的主要思想是使用单脉冲机动将卫星发送到月球,利用月球的重力场使轨道发生所需的平面变化,然后将卫星返回其标称的半长轴和偏心距使用双脉冲霍曼型机动。假定卫星从绕地球的月球轨道的平面的开普勒轨道开始,目标是将其置于与初始轨道不同的相似轨道,只是倾斜度不同。在三维空间中对接近方法进行了描述。基于补丁圆锥曲线方法的分析方程式用于计算卫星的速度,角动量,能量和倾斜度的变化。然后,进行了几次仿真以评估所节省的成本。这些传输所需的时间也会被计算并显​​示出来。

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