Energy deposition characteristics of tritium breeding blanket in laser inertial confinement fusion reactor

Table 1. Deposition heat deviation
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Table 1. Deposition heat deviation
No. ratio of reaction numbers/% error/%
1 1.4 0.75
2 24.4 −0.38
3 2.9 0.61

Table 2. PbLi properties

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Table 2. PbLi properties

parameter	unit	temperature dependent correlation equations
ρ	kg·m−3	$\rho = 10\;520.0 - 1.189T$
cp	J·kg−1·K−1	${c_p} = 194.74 - 9.0 \times {10^{ - 3}}T$
h	J·kg−1	$h = 194.74\left( {T - {T_{\text{m}}}} \right) - 4.5 \times {10^{ - 3}}\left( {{T^2} - T_{\text{m}}^{\text{2}}} \right)$
λ	W·m−1·K−1	$\lambda = 1.9463 + 1.96 \times {10^{ - 2}}T$
μ	Pa·s	$ \; \mu =0.009\;14-1.774\;59\times {10}^{-5} T+9.552\;1\times {10}^{-9} {T}^{2} $

Table 3. Node temperatures after fluctuation (℃)

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Table 3. Node temperatures after fluctuation (℃)

No.	transient state temperature			steady state temperature			transient state temperature with xenon
No.	3 m	4 m	5 m	3 m	4 m	5 m	3 m
1	683.23	571.49	516.61	682.97	566.57	513.72	683.61
2	674.44	566.84	513.62	670.23	559.69	509.31	671.41
3	601.31	527.63	488.72	598.03	520.35	484.33	600.70
4	448.40	439.50	437.88	448.83	440.62	436.79	448.87
5	456.10	445.15	443.25	456.59	446.78	442.20	456.24
6	437.26	437.36	436.73	437.28	435.90	435.23	437.18
7	432.66	432.89	432.36	432.68	431.53	430.96	432.60
8	432.50	432.80	432.30	432.51	431.43	430.90	432.53
9	437.07	437.25	436.66	437.08	435.78	435.15	437.10
10	434.68	435.79	435.70	434.41	434.23	434.13	434.07
11	430.50	431.57	431.50	430.28	430.13	430.05	430.66
12	430.48	431.56	431.49	430.26	430.11	430.04	430.65
13	434.66	435.78	435.69	434.39	434.21	434.12	434.06
14	434.30	435.55	435.55	433.99	433.97	433.96	434.91
15	430.18	431.37	431.36	429.93	429.91	429.91	430.52
16	421.47	422.24	422.24	420.03	420.02	420.01	421.21
17	421.78	422.68	422.68	420.03	420.02	420.01	421.94

Table 4. Comparison results of coupled models

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Table 4. Comparison results of coupled models

radius of vessel/m	size of breeding zone/m	tritium breeding ratio	PbLi energy export proportion/%	S-CO₂ mass flow rate/(kg/s)	PbLi mass flow rate/(kg/s)
3	0.15	1.289	64	5.835	14.40/6.27/2.15
	0.20	1.491	67	5.717	17.40/6.09/1.74
	0.25	1.596	69	5.635	19.70/5.50/1.30
4	0.15	1.297	59	6.819	13.30/5.66/1.84
	0.20	1.496	61	6.778	14.10/5.47/1.46
	0.25	1.599	62	6.732	18.20/4.90/1.05
5	0.15	1.301	49	8.469	11.30/4.64/1.36
	0.20	1.499	51	8.564	13.70/4.47/1.03
	0.25	1.600	52	8.584	15.60/3.97/0.67

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Xinze Li, Bingqian Zhang, Ronghua Chen, Kui Zhang, Dalin Zhang, Wenxi Tian, Suizheng Qiu, Guanghui Su. Energy deposition characteristics of tritium breeding blanket in laser inertial confinement fusion reactor[J]. High Power Laser and Particle Beams, 2024, 36(8): 082001

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