A new multi-rotor UAV landing device and safety boundary assessment method

Table 1. Parameters for Dajiang F450 UAV
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Table 1. Parameters for Dajiang F450 UAV
参数数值
轴距/mm 450
结构重量/g 1 200
机身尺寸/cm 35×45×23
桨尺寸/cm 22.86

Table 2. Dimensional parameters of the "V-foot–net" device

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Table 2. Dimensional parameters of the "V-foot–net" device

着舰网参数	数值	V形足参数	数值
网孔尺寸/mm	40×40	密度/(kg·m^–3)	1116.7
丝径尺寸/mm	2	杨氏模量/MPa	1 827
材质	铁	泊松比	0.395
密度/(kg·m^–3)	7 801	单个重量/g	24.47
杨氏模量/MPa	2.07×10⁵
泊松比	0.29

Table 3. Simulation results

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Table 3. Simulation results

横摇角/(º)	“V形足–网”装置		普通着舰装置
横摇角/(º)	临界周期/s	稳定时间/s	临界周期/s	稳定时间/s
1	0.1	0.41	0.3	0.65
2	0.1	0.40	0.3	0.76
3	0.1	0.41	0.4	1.16
4	0.1	0.49	0.4	2.22
5	0.1	0.60	0.5	1.53
6	0.2	0.48	0.6	2.11
7	0.2	0.48	0.7	2.15
8	0.2	0.47	0.8	2.12
9	0.2	0.50	0.9	2.09
10	0.3	0.56	1.0	1.98
11	0.3	0.85	1.1	2.19
12	0.5	0.85	1.2	2.32
13	0.5	1.10	1.3	2.24
14	0.6	1.31	1.4	2.35
15	0.6	1.01	1.5	2.46
16	0.7	1.10	1.6	2.6
17	0.7	1.50	1.7	2.48
18	0.7	1.56	1.7	2.25
19	0.8	1.83	1.9	2.75
20	0.8	2.16	2.0	3.38

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Jiejie KONG, Jianyao WANG, Hongdong WANG. A new multi-rotor UAV landing device and safety boundary assessment method[J]. Chinese Journal of Ship Research, 2024, 19(1): 272

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