Study on infrared/millimeter wave composite interference performance of carbon fiber particle size

Yueyue Sun; Xuanyu Wang; Wenjie Dong; Weizhao Yao; Zhilong Liu; Kai Li

doi:10.3788/IRLA20210254

Journals >Infrared and Laser Engineering >Volume 51 >Issue 3 >Page 20210254 > Article

Infrared and Laser Engineering
Vol. 51, Issue 3, 20210254 (2022)

Study on infrared/millimeter wave composite interference performance of carbon fiber particle size

Yueyue Sun, Xuanyu Wang, Wenjie Dong, Weizhao Yao, Zhilong Liu, and Kai Li

Author Affiliations

Institute of NBC Defense of PLA Army, Beijing 102205, China

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DOI: 10.3788/IRLA20210254 Cite this Article

Yueyue Sun, Xuanyu Wang, Wenjie Dong, Weizhao Yao, Zhilong Liu, Kai Li. Study on infrared/millimeter wave composite interference performance of carbon fiber particle size[J]. Infrared and Laser Engineering, 2022, 51(3): 20210254 Copy Citation Text

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Fig. 1. Infrared spectrum of pressed carbon fiber powder

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Fig. 2. Influence of carbon fiber particle size on millimeter wave attenuation performance

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Fig. 3. Histogram of the attenuation rate of carbon fiber with different ratios to infrared/millimeter wave

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Number	x1	x2	x3
1	0.5918	0.2948	0.1134
2	0.4730	0.0878	0.4392
3	0.2183	0.0434	0.7383
4	0.0282	0.5939	0.3779
5	0.7643	0.0917	0.1440
6	0.3764	0.5890	0.0346
7	0.2929	0.3536	0.3536
8	0.1502	0.7082	0.1416
9	0.0871	0.2536	0.6593

Table 1. Mixing uniform design scheme

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Number	Percentage
Number	Component 1	Component 2	Component 3
1	59%	30%	11%
2	47%	9%	44%
3	22%	4%	74%
4	3%	59%	38%
5	76%	10%	14%
6	38%	59%	3%
7	30%	35%	35%
8	15%	71%	14%
9	9%	25%	66%

Table 2. Distribution ratio table of each group of experimental samples

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Number	Particle size	3 mm			8 mm
Number	Particle size	A/dBm	T	$ \mathit{\phi } $	A/dBm	T	$ \mathit{\phi } $
1	800 mesh	0.08	98.29%	1.71%	0.06	98.63%	1.37%
2	400 mesh	0.18	96.05%	3.95%	0.26	94.16%	5.81%
3	200 mesh	0.20	95.50%	4.50%	0.22	95.06%	4.94%
4	140 mesh	0.13	97.05%	2.95%	0.05	98.86%	1.14%
5	70 mesh	0.35	92.26%	7.74%	0.30	93.33%	6.67%
6	35 mesh	0.20	95.50%	4.50%	0.23	94.84%	5.16%
7	25 mesh	0.37	91.83%	8.17%	0.21	95.28%	4.72%
8	1.0 mm	8.45	14.29%	85.71%	5.23	29.99%	70.01%
9	1.5 mm	14.95	3.20%	96.80%	10.24	9.46%	90.54%
10	2.0 mm	13.83	4.14%	95.86%	10.45	9.02%	90.98%
11	2.5 mm	13.65	4.32%	95.68%	10.93	8.07%	91.93%
12	3.0 mm	13.47	4.50%	95.50%	11.68	6.79%	93.21%
13	3.5 mm	13.24	4.74%	95.26%	12.23	5.98%	94.02%
14	4.0 mm	13.02	4.99%	95.01%	12.71	5.36%	94.64%

Table 3. Test results of carbon fiber attenuation performance of millimeter wave

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Number	Concent/g
Number	800 mesh	1.5 mm	4 mm
1	0.59	0.30	0.11
2	0.47	0.09	0.44
3	0.22	0.04	0.74
4	0.03	0.59	0.38
5	0.76	0.10	0.14
6	0.38	0.59	0.03
7	0.30	0.35	0.35
8	0.15	0.71	0.14
9	0.09	0.25	0.66

Table 4. Sample content table of each component of carbon fiber with different proportions

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Program	8-14 µm						8 mm
Program	t_b0/℃	t_a0/℃	t_b/℃	t_a/℃	T	$ \mathit{\phi } $	A/dBm	T	$ \mathit{\phi } $
1	20.70	69.30	20.80	51.60	58.06%	41.94%	2.40	57.54%	42.46%
2	21.70	68.40	21.20	59.20	77.57%	22.43%	5.00	31.62%	68.38%
3	21.80	68.40	23.00	56.70	68.63%	31.37%	13.20	4.79%	95.21%
4	21.90	68.00	23.50	61.80	81.16%	18.84%	5.20	30.20%	69.80%
5	24.50	69.60	22.90	46.60	46.56%	53.44%	0.40	91.20%	8.80%
6	21.40	66.60	21.30	48.50	54.97%	45.03%	0.10	97.72%	2.28%
7	23.00	65.60	23.20	51.70	62.51%	37.49%	2.60	54.95%	45.05%
8	24.60	68.20	24.90	61.30	80.82%	19.18%	2.50	56.23%	43.77%
9	25.90	68.70	25.70	57.20	69.50%	30.50%	10.4	9.12%	90.88%

Table 5. Test results of different ratios of carbon fiber on multi-spectrum attenuation performance

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