Evaluation of measurement uncertainty about power density for high power microwave effects test

Longquan Zhong; Yu Miao; Gang Zhao; Jiangchuan Lin; Jian Sun; Hao Wu; Feng Qin; Zhiyang Yan; Zhong Liu; Yi Ge; Ying Zhang

doi:10.11884/HPLPB202133.210224

Journals >High Power Laser and Particle Beams >Volume 33 >Issue 12 >Page 123023 > Article

High Power Laser and Particle Beams
Vol. 33, Issue 12, 123023 (2021)

Evaluation of measurement uncertainty about power density for high power microwave effects test

Longquan Zhong^1,2, Yu Miao^3,*, Gang Zhao^1,2, Jiangchuan Lin^1,2..., Jian Sun³, Hao Wu³, Feng Qin^1,2, Zhiyang Yan^1,2, Zhong Liu^1,2, Yi Ge^1,2 and Ying Zhang³|Show fewer author(s)

Author Affiliations

¹Complicated Electromagnetic Environment Laboratory of CAEP, Mianyang 621900, China

²Science and Technology on High Power Microwave Laboratory, Institute of Applied Electronics. CAEP, Mianyang 621900, China

³Unit 96901 of PLA, Beijing 100094, China

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DOI: 10.11884/HPLPB202133.210224 Cite this Article

Longquan Zhong, Yu Miao, Gang Zhao, Jiangchuan Lin, Jian Sun, Hao Wu, Feng Qin, Zhiyang Yan, Zhong Liu, Yi Ge, Ying Zhang. Evaluation of measurement uncertainty about power density for high power microwave effects test[J]. High Power Laser and Particle Beams, 2021, 33(12): 123023 Copy Citation Text

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Fig. 1. Setup diagram of measurement system for power density

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Fig. 2. Fish bone diagram of input quantities for power density measurement uncertainty

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Fig. 3. Measurement evaluation layout for quantity of influence of test environment

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Fig. 4. Measurement evaluation layout for quantity of location deviation

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uncertainty quantity	distribution	k-value	sensitivity coefficient	relative standard uncertainty/dB	relative standard uncertainty/%
detection power ${P_{ {\text{det} } } }$	triangular	$ \sqrt{6} $	1	0.46	10.58
link attenuation $ {A'} $	normal	2	1	1.20	27.60
receiving gain $ {G_{\text{r}}} $	rectangular	$ \sqrt{3} $	−1	0.87	19.92
location deviation $ {A_{\text{l}}} $	rectangular	$ \sqrt{3} $	1	0.14	3.31
frequency drift $ f $	rectangular	$ \sqrt{3} $	2	0.06	1.41
aiming deflection $ {A_{\text{d}}} $	rectangular	$ \sqrt{3} $	1	0.14	3.31
polarization mismatch ${A_{\text{P}}}$	rectangular	$ \sqrt{3} $	1	0.15	3.54
connection mismatch $ {A_{\text{c}}} $	arc sine	$ \sqrt{2} $	1	0.21	4.83
influence of test environment $ {A_{{\text{te}}}} $	rectangular	$ \sqrt{3} $	1	1.22	28.06
repeatability $ {C_{\text{r}}} $	normal	2	1	0.13	2.89