phase lead

基本解釋

The networks considered in this study are of both phase lead and phase lead-phase lag.
為了不失去一般性，同時(shí)考慮了相位超前及相位超前——滯后補(bǔ)償網(wǎng)絡(luò)。
By analysis, we see that the method also fits nonideal second order PLL and another PLL which consists of inactive proportion-integrator with phase lead.
該方法同樣適用于非理想二階環(huán)，以及由相位超前無源比例積分器構(gòu)成的二階環(huán)。
In order to assure operating properly in phase lead, the low exciting limit unit in the exciter control system should not only be put into operation as equirement but also be adjusted correctly.
為了保證機(jī)組正常進(jìn)相運(yùn)行，其勵(lì)磁控制系統(tǒng)中的低勵(lì)限制單元不僅要按要求投運(yùn)，而且要正確整定。

The Navy has put together a tightly-wound schedule for developing that successor that requires design work to commence in the fiscal year beginning this October, with a seven-year construction phase for the lead ship starting in 2019.
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In a friend-of-the-court brief, Train and other past Republican and Democratic EPA administrators note that once the EPA ordered a phase-out of lead additives in gasoline, change resulted: Lead levels in peoples' blood — and the attendant harms — dropped precipitously.
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They go further and point to, just as one example of their argument, the way in which population rise could lead to a phase change, a chaotic and of unknown outcome, rapid and irreversible change in our environment.
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相位超前
Islanding conditions and damages of PV grid-connected power system were analyzed;and then proposed basic principle and implementation procedure of phase lead anti-islanding detection method with inverter grid equivalent circuit according to islanding IEEE Std.2000-929 and UL1741.
分析了光伏并網(wǎng)發(fā)電系統(tǒng)的孤島效應(yīng)現(xiàn)象。按照孤島效應(yīng)的國(guó)際通行標(biāo)準(zhǔn),結(jié)合逆變器并網(wǎng)的等效電路給出了相位超前的反孤島檢測(cè)方法及其基本原理和實(shí)現(xiàn)過程。
地球科學(xué)
相位超前