ID 原文 译文
54747 首先建立了资源受限条件下最大化效费比的WTA优化模型。 First of all, set up under the condition of limited resources to maximize the cost-effectiveness ratio of WTA optimization model.
54748 然后,构建了一种针对多约束WTA问题的粒子编码方案,在此基础上,改进传统粒子群算法的位置和速度更新方式,提出了带怀疑因子和斥力因子的IDPSO算法。 Then, build a kind of constraint WTA problem for particle coding scheme, based on this, improved the traditional particle swarm algorithm, the position and speed of updating way with suspected factor and repulsive force factor was proposed IDPSO algorithm.
54749 仿真实例表明,该算法具有更强的全局寻优能力和更快的收敛速度,能够有效求解大规模WTA问题,适应现代战争中辅助决策对实时性的要求。 Simulation examples show that the proposed algorithm has better global optimal ability and faster convergence speed, can effectively solve WTA problem on a large scale, adapt to the requirement of modern war, the auxiliary decision making for real-time.
54750 根据变后掠翼航弹在预定弹翼构型下对最优方案弹道跟踪的精确性和鲁棒性要求,设计了一种轨迹-姿态双回路自适应滑模控制器。 According to the variable sweep wing navigation after playing at a predetermined wing configuration for the optimal solution under ballistic tracking accuracy and robustness requirements, we design a trajectory - posture dual-circuits power adaptive sliding mode controller.
54751 外环轨迹跟踪回路以位置偏差为参考输入,得到方案攻角参考指令,同时基于Lyapunov稳定性理论给出外环滑模收敛的充分条件;内环姿态跟踪回路则设计了参数自适应律,抑制由后掠角引起的时变参数摄动,同时生成舵偏控制指令,以实现对姿态的跟踪控制。 Outside trajectory tracking loop position deviation as the reference input, get reference instruction attack Angle, the scheme based on the Lyapunov stability theory to ring out at the same time sliding mode, and the sufficient conditions for convergence;Inner attitude tracking loop is designed, the parameter adaptive law inhibition caused by sweepback time-varying parameter perturbation, at the same time generate the rudder control instruction, in order to realize the tracking control of posture.
54752 仿真对比结果表明,该自适应滑模控制器在有效消除参数不确定性影响的同时保证了变后掠翼航弹在弹翼预定作动时对最优方案弹道跟踪的稳定性,并且消除了常规滑模控制的抖振现象。 Contrast the simulation results show that the adaptive sliding mode controller in effectively eliminate the influence of parameter uncertainty and at the same time to ensure the change after the air swept wing play in wing is scheduled to move on the stability of the optimal scheme trajectory tracking, and eliminates the chattering phenomenon in conventional sliding mode control.
54753 为了进一步提高分布式阵列的自由度和分辨力,提出一种分布式nested阵列。 In order to further improve the flexibility and resolution of the distributed array, a distributed nested array is put forward.
54754 该阵列将nested阵列作为分布式阵列的子阵。 The array will be nested array as a distributed array of submatrix.
54755 基于Khatri-Rao积,nested子阵可提高整个阵列的自由度。 Based on Khatri - Rao product, nested submatrix can improve the whole array of degrees of freedom.
54756 分布式nested阵列以较少的阵元数及硬件成本实现大的孔径和较高的分辨力,而且提高了目标波达方向(direction of arrival,DOA)估计的精度。 Distributed the number of array elements nested array with less hardware cost and realize the large aperture and high resolution, and improved the target DOA (direction of concatenated, DOA) estimation precision.