Effect of Thermal Cycling on Operational Characteristics and Lifetime Prediction of Space Pulse Tube Refrigerator

Figure 14

Simulation data of the average power consumption of the PTRs at upper heat reject temperature condition: (a, b) 1 W@60 K prototypes; (c, d) 5 W@80 K prototypes.

(a)

(b)

(c)

(d)