Design Optimization and Parameter Analysis of a Hybrid Rocket Motor-Powered Small LEO Launch Vehicle

Table 6

Optimal results of SLV cases with different grain shapes.

Parameter	Description
DV1	(m)	1.466	1.477	1.458	1.824	1.687	1.499
DV2		0.994	0.851	0.999	0.718	0.773	0.983
DV3		0.936	0.891	0.580	0.968	0.978	0.943
DV4		0.498	0.402	0.465	0.415	0.428	0.418
DV5		0.989	0.843	0.928	0.943	0.960	0.903
DV6	(m)	0.058	0.062	0.059	0.242	0.055	0.087
DV7	(m)	0.254	0.058	0.310	0.276	0.235	0.253
DV8	(m)	0.283	0.329	0.308	0.291	0.333	0.284
DV9	(kN)	359.836	312.910	346.020	331.422	321.285	378.552
DV10	(kN)	92.776	69.271	92.970	83.086	85.685	102.660
DV11	(kN)	16.448	15.384	15.397	7.613	10.192	11.159
DV12	(MPa)	5.288	6.997	5.552	6.440	4.657	6.764
DV13	(MPa)	5.928	5.326	3.760	6.325	7.000	5.874
DV14	(MPa)	3.772	4.952	2.808	2.086	2.368	2.123
DV15		7.000	5.789	5.376	3.021	2.284	4.558
DV16		3.151	4.277	2.551	2.619	3.116	2.700
DV17		2.829	2.236	2.488	2.442	2.533	2.307
DV18		20.916	17.647	20.861	19.930	14.215	26.059
DV19		85.460	92.558	77.360	68.275	99.873	76.668
DV20		81.554	100.000	99.252	87.288	97.569	100.000
DV21	(°)	2.189	2.166	2.130	1.866	2.142	0.981
DV22		0.516	0.690	0.470	0.733	0.693	0.256
DV23	(s)	83.3	76.0	74.3	0	26.7	11.1
Target	(kg)	16489	16844	16257	15438	15705	15820
Constraint	(kg/(sm^2))	98	83	89	265	77	86
Constraint	(kg/(sm^2))	105	21	23	128	93	108
Constraint	(kg/(sm^2))	59	109	68	28	60	33
Constraint		13.1	15.4	14.9	8.9	10.5	13.2
Constraint	(g)	15.8	15.1	16.0	15.9	15.9	15.9
Constraint	(g)	0.96	0.62	0.95	0.99	0.98	0.98
Constraint	(MPa)	0.066	0.052	0.065	0.054	0.057	0.069
Constraint	(km)	306	300	302	307	306	313