Performance Prediction of the Centrifugal Compressor Based on a Limited Number of Sample Data

Table 5

Scheme of training set and test set on all data.

No.	rpm	T3	T4	T5	T6	T7	IP	EP
1	60,000
2	65,000
3	70,000	•	•	•	•	•
4	75,000						•
5	80,000			•	•	•
6	85,000						•
7	90,000		•		•	•
8	95,000						•
9	100,000	•		•		•
10	105,000						•
11	110,000		•		•	•
12	115,000						•
13	120,000			•	•	•
14	125,000						•
15	130,000	•	•	•	•	•
16	135,000
17	140,000
No. of points on each line		5∼23	4∼17	3∼14	3∼11	3∼10	25	25
Total no. of points		15∼69	16∼68	15∼70	18∼66	21∼70	150	100