Advanced Placement (AP), 22.10.2021 20:10 avadestinyy

Bài 20: Một kg không khí có trạng thái ban đầu p1 = 6 bar, t1 = 25 0C. Sau khi giãn nở đoạn nhiệt thể tích tăng lên hai lần. Hãy xác định:
(a. Biểu diễn quá trình lên đồ thị p-v và T - s)
(b. Các thông số trạng thái cuối)
(c. Công kỹ giãn nỡ và công kỹ thuật)
(d. Độ biến thiên entanpi, độ biến thiên nội năng)

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Bài 20: Một kg không khí có trạng thái ban đầu p1 = 6 bar, t1 = 25 0C. Sau khi giãn nở đoạn nhiệt...