噪声等效功率(Noise Equivalent Power )简称为NEP。噪声等效功率的定义是:信噪比为1 时所需的入射红外辐射功率。也就是说投射到微测辐射热计上的红外辐射功率所产生的输出电压正好等于微测辐射热计自身的噪声电压,这个辐射功率叫做噪声等效功率。
率 【中文名称】:噪声等效功率 【英文名称】:NOISE EQUIVALENT POWER 【英文缩写】:NEP 【定义1】: NEP(abbreviation)已知调制频率,波长和有效噪声带宽情况下,在给定光检测器的输出上,信噪比为1的辐射功率。
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... noise abolishmentaddress 噪声打消除技巧 noise agnate ability 噪声等效功率 noise actualityor 噪声因数 ...
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... noise ashen power density 噪声功率频谱密度 noise agnate power 噪声等效功率 noise of power plant 动力装置噪声 ...
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计算了热释电探测器的响应率和噪声等效功率,并把计算结果与实验结果进行比较。
Using the radiation distribution function, the temperature distribution in the pyroelectric crystal is equivalent power of pyroelectric detectors are computed and the result of …
文中提出等效噪声功率谱密度的概念。
The concept of "equivalent noisy power spectral density" is introduced in this paper.
根据冷却的实际需要自动调节风扇的转速,不仅可降低功率消耗、节省燃油,而且还可以达到降低噪声、延长发动机寿命等效果。
Automatically modulating the fan's rotational speed according to cooling requirement can not only reduce the power and fuel consumptions, but also reduce noise level and prolong the engine's lifetime.
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