資源簡介
1、用simpack采樣得到的故障診斷數(shù)據(jù)采用Python對樣本數(shù)據(jù)進行故障特征提取。
2、附有數(shù)據(jù)文件夾,里面包含有3種不同的故障樣本集原始數(shù)據(jù),采樣頻率為320Hz,每一種故障樣本集共有64000個數(shù)據(jù)點,以640點為一個樣本
3、用Python寫的源碼對故障樣本進行特征提取并歸一化操作,改變文件路徑可以直接運行
代碼片段和文件信息
import?math
import?xlrd
import?xlwt
import?numpy?as?np
import?pandas?as?pd
import?matplotlib.pyplot?as?plt
sheet?=?pd.read_excel(r‘C:\Users\Administrator\Desktop\low_pass\sx.xlsx‘sheet_name=1header=Noneskipcols=0)
z_?=?np.array(sheet)
rowscols?=?z_.shape[0]z_.shape[-1]
list_p1_x?=?[]??
list_p2_x?=?[]?
list_p3_x?=?[]??
list_p4_x?=?[]
list_p5_x?=?[]
list_p6_x?=?[]
list_p7_x?=?[]?????????
list_p8_x?=?[]???????????
list_p9_x?=?[]???????????
list_p10_x?=?[]??????????
list_p11_x?=?[]??????????
list_p12_x?=?[]?
list_p13_x?=?[]????????????
F?=?160???????????????????#一個樣本包含的采樣點數(shù)
for?col?in?range(1cols):
??????????
??????????for?row?in?range(rows):
????????????????????
????????????????????if?row?%?F?==?0:
???????????????????????????????????????????????????
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-10-22?15:28??low_pass\
?????文件????????7342??2019-10-08?21:13??low_pass\TF.py
?????目錄???????????0??2019-10-15?18:39??low_pass\__pycache__\
?????文件????????3091??2019-09-27?19:15??low_pass\__pycache__\py.cpython-36.pyc
?????文件????????2407??2019-10-15?18:39??low_pass\__pycache__\pytz.cpython-36.pyc
?????文件???????79872??2019-10-08?18:58??low_pass\acceleration.xls
?????文件????????5107??2019-09-27?19:15??low_pass\py.py
?????文件????????2914??2019-10-15?18:39??low_pass\pytz.py
?????文件?????3179475??2019-10-08?10:29??low_pass\sx.xlsx
?????文件??????167181??2019-09-27?19:49??low_pass\均方值.png
?????文件??????178970??2019-09-27?19:50??low_pass\均方根值.png
?????文件?????????374??2019-10-08?11:11??low_pass\失效.txt
?????文件??????191269??2019-09-27?19:47??low_pass\最大值.png
?????文件??????188156??2019-09-27?19:47??low_pass\最大絕對值.png
?????文件??????178021??2019-09-27?19:48??low_pass\極差.png
?????文件??????178672??2019-09-27?19:49??low_pass\標準差.png
?????文件??????177105??2019-09-27?19:47??low_pass\絕對平均值.png
?????文件??????186705??2019-09-27?19:49??low_pass\裕度因子.png
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