Fig. 1. Layout diagram of injector

Fig. 2. Structural diagram of calorimetry target

Fig. 3. The power distribution of the whole energy beam at the incident end face of the calorimetric target

Fig. 4. Layout of target opening angle and thermocouple

Fig. 5. Calculation results of case Ⅰ

Fig. 6. Temperature variation within 30 s of starting discharge

Fig. 7. Calculation results of case Ⅱ

Fig. 8. Calorimetric targets in installation