Fig.1

Operation pattern of SensorCraft

Fig.2

Typical mission profile of SensorCraft

Fig.3

Unmanned aircraft systems roadmap 2005—2030［16］

Table 1

Comparison between SensorCraft and Global Hawk［23］

Fig.4

Control variables of joined-wing SensorCraft in AVITE［29］

Fig.5

Two-level multidisciplinary optimization system for unmanned aerial vehicle integrated antenna［31］

Fig.6

Design process of solar powered aircraft integrated radar［32］

Fig.7

Anti-stealth early warning aircraft concept for Electronic Experiment Project［7］

Fig.8

Various configuration concepts of SensorCraft［4］

Table 2

Parameter characteristics of three kinds of SensorCraft［4，36-37］

Fig.9

Joined wing demonstrator—VA-1［40］

Fig.10

Conceptual scheme of wing and radar antenna integration［42］

Fig.11

Joined wing SensorCraft concept of Boeing［43］

Fig.12

Flying wing SensorCraft concept of Northrop Grumman［43］

Fig.13

X-56A in inertia moment test device［55］

Fig.14

Conventional SensorCraft concept of Lockheed Martin［59］

Fig.15

Wing structure integrated antenna of Helios［60］

Fig.16

JY-300 unmanned SensorCraft［64］

Fig.17

Internal linear spring model［69］

Fig.18

Ideal range of wing laminar flow in cruise flight［70］

Fig.19

White Knight One with SWLFC test article［70］

Fig.20

Infrared thermal imaging results of wing surface flow［75］

Fig.21

MACW airfoil with flexible trailing edge［77］

Fig.22

SOF control scheme with active wingtip［82］

Fig.23

Aeroelastic wind tunnel test system for joined wing SensorCraft［84］

Fig.24

Internal structure of adaptive wingtip device［90］

Fig.25

Wind tunnel test model of passive gust alleviation device［53］

Table 3

Characteristics of conformal antenna array synthesis method［92-100］

Fig.26

SEQAR software interface［95］

Fig.27

CLAS projects carried out by US Air Force［103-107］

Table 4

Early representative conformal antenna projects［103-109］

Fig.28

Representative work of airborne conformal antennas［110-115］

Fig.29

Effects of wing deformation on electrical performance of antenna［117］

Fig.30

Measuring wing deformation by optical imaging［121］

Fig.31

Measuring wing deformation with interferometer array［122］

Fig.32

Measuring wing deformation with strain sensors［124］

Table 5

Characteristics of deformation reconstruction method

Fig.33

FBG sensors layout and monitoring effect of Ikhana wing［132］

Fig.34

Fishbone structure of deformable wing［136］

Fig.35

Structural deformation testing system［138］

Fig.36

Structure integrated piezo actuators［141］

Fig.37

Integrated designed antenna-support mechanism［142］

Fig.38

Hybrid compensation method flow［147］