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基于可见-近红外光谱技术的润滑油酸值无损检测方法研究
被引:10
作者
:
张瑜
论文数:
0
引用数:
0
h-index:
0
机构:
浙江经济职业技术学院
浙江经济职业技术学院
张瑜
[
1
]
吴迪
论文数:
0
引用数:
0
h-index:
0
机构:
浙江大学生物系统工程与食品科学学院
浙江经济职业技术学院
吴迪
[
2
]
何勇
论文数:
0
引用数:
0
h-index:
0
机构:
浙江大学生物系统工程与食品科学学院
浙江经济职业技术学院
何勇
[
2
]
谈黎虹
论文数:
0
引用数:
0
h-index:
0
机构:
浙江经济职业技术学院
浙江经济职业技术学院
谈黎虹
[
1
]
蒋璐璐
论文数:
0
引用数:
0
h-index:
0
机构:
浙江经济职业技术学院
浙江经济职业技术学院
蒋璐璐
[
1
]
机构
:
[1]
浙江经济职业技术学院
[2]
浙江大学生物系统工程与食品科学学院
来源
:
红外
|
2011年
/ 32卷
/ 12期
关键词
:
可见-近红外光谱;
润滑油;
酸值;
最小二乘支持向量机;
无信息变量消除-连续投影算法(UVE-SPA);
D O I
:
暂无
中图分类号
:
TP274.52 [];
学科分类号
:
摘要
:
研究了基于可见-近红外光谱技术的润滑油酸值无损检测方法。获得了润滑油在475~975 nm范围内的可见-近红外光谱。采用最小二乘支持向量机(LS-SVM)建立可见-近红外光谱检测模型,并通过将无信息变量消除算法(UVE)与连续投影算法(SPA)相结合进行光谱有效波长选取。通过UVE-SPA法进行变量选择计算,最终将原始光谱所包含的500个光谱变量减少到了8个(分别为489 nm、553 nm、591 nm、874nm、893 nm、910 nm、935 nm和951 nm)。基于这8个变量建立的LS-SVM模型获得了预测集确定系数为0.9546、误差均方根为0.0081和剩余预测残差为4.5663的预测结果,说明可见-近红外光谱技术可以用于润滑油酸值无损检测。与酸值测定标准方法相比,该方法具有快速、无损和成本低等优点。同时,UVE-SPA法是一种有效的光谱变量选择方法。
引用
收藏
页码:39 / 44
页数:6
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Inst Tecnol Aeronaut, Div Engn Eletron, BR-12228900 Sao Jose Dos Campos, SP, Brazil
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[J].
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论文数:
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Univ Fed Paraiba, Dept Quim, BR-58051970 Joao Pessoa, PB, Brazil
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Araújo, MCU
;
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论文数:
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h-index:
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;
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论文数:
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h-index:
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Univ Fed Paraiba, Dept Quim, BR-58051970 Joao Pessoa, PB, Brazil
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;
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引用数:
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h-index:
0
机构:
Univ Fed Paraiba, Dept Quim, BR-58051970 Joao Pessoa, PB, Brazil
Univ Fed Paraiba, Dept Quim, BR-58051970 Joao Pessoa, PB, Brazil
Yoneyama, T
;
Chame, HC
论文数:
0
引用数:
0
h-index:
0
机构:
Univ Fed Paraiba, Dept Quim, BR-58051970 Joao Pessoa, PB, Brazil
Univ Fed Paraiba, Dept Quim, BR-58051970 Joao Pessoa, PB, Brazil
Chame, HC
;
Visani, V
论文数:
0
引用数:
0
h-index:
0
机构:
Univ Fed Paraiba, Dept Quim, BR-58051970 Joao Pessoa, PB, Brazil
Univ Fed Paraiba, Dept Quim, BR-58051970 Joao Pessoa, PB, Brazil
Visani, V
.
CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS,
2001,
57
(02)
:65
-73
←
1
→