flux period 中文意思是什麼
flux period
解釋
通量變化周期-
The second part introduces the hardware design of the whole instrument in the first period, which is based on the isa interface, hi this period the equipment precedes its operation and safe detection mainly by the isa interface card. also the patients " data, the setting of the blood flux and the display and backup of data are all executed on the computer
然後介紹了整臺設備在第一階段基於isa介面硬體設計，此階段儀器主要是通過isa介面卡來控制設備的運行與安全檢測，其病人數據資料，血液流量設置，數據的顯示以及數據的備份全部在計算機上操作。 -
Yugoslavia would then be able to speak with a united voice in the councils of the allies during this formative period when so much is in flux.
在這種情況下，南斯拉夫才能用一致的聲音，在這種變化多端的草創時期，在盟國的會議上發表意見。 -
The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation
二、在高頻變壓器原邊，當開關管接收控制信號脈沖列（經調制的spwm波列）導通時，在低頻調制信號的正半周或負半周內，施加在變壓器繞組上的是同一方向的電壓，變壓器磁芯中的磁通可能將級進地逐漸增加，導致磁芯飽和，造成磁偏或單向磁化，導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。 -
According to the regulation of degressive effusion flux of uf during the period time of alga - blooming, this paper also favors the optimum function parameter of uf. when the water temperature is 30, the optimum tmp is 0. 07mpa, the optimum hydraulic re - wash period is 40min, the optimum chemical wash period is 330min ; when the water temperature is 20, the optimum tmp is 0. 07mpa, the optimum hydraulic re - wash period is 60min, the optimum chemical wash period is 960min
並且根據高藻期超濾處理沉澱池出水通量下降的規律，提出了超濾運行的最佳工藝參數，即水溫30時初始透膜壓力，水力反沖洗周期，化學清洗周期分別取0 . 07mpa ， 40min ， 330min ;水溫20時以上數值分別為0 . 07mpa ， 60min ， 960min 。 -
In the synchronous " model, based on the idea of polygonal flux linkage locus, by means of constructing the switch state period table of three phrase voltage inverter is required. in the brushless model, the igbt ( isolated gate bipolar transistor ) switch state period table is gained by gal ( generic array logic ) which analyzes the signal of position feed - back
在同步方式下，基於多邊形磁鏈軌跡法的思想，用作圖法求得三相電壓型逆變器的pwm波形序列；在無刷直流方式下，用gal對位置反饋信號進行邏輯綜合，得到開關管的導通規律。 -
In equatorial region, the mean air - sea humidity difference is much smaller, so the variations of air - sea humidity difference under large mean wind speed dominate the variations of latent heat flux. the ocean release the most heat during the period from march to may, when sst is highest in the whole year because sst dominates the variation of air - sea humidity difference
在赤道冷舌區，平均的背景海氣濕度差比較小，所以平均風速背景下的海氣濕度差的熱帶大西洋海表潛熱和感熱通量的季節和年際變化研究變化主導該區的潛熱通量的變化。 -
It is showed that the heat transport crossing the equator has the similar magnitude and the same period of one year, compared with that of 10 n in arabian sea. by contrast, the heat transport across 10 n in bay of bengal has a much smaller value with a prominent semiannual period ; there are tight relationship between integrated zonal wind stress in one latitude of the indian ocean north of 7 n and the total heat transport across that latitude, as well as the total net surface heat flux north of that latitude. the maximum correlation coefficient is less than - 0. 5
結果表明越赤道和越10on阿拉伯海的熱輸送量大小具有可比性，且有相同的年循環特徵，而10on孟加拉灣緯度的經向熱輸送較小，且具有半年變化周期;儼s以北印度洋任一緯度上的緯向風應力異常與此緯度上的經向熱輸送異常以及此緯度以北印度洋總的海面凈熱通量異常有很好的相關關系，相關系數最大可達一0 . 5以上。 -
This paper introduced the experimental results for ground - source water / water heat pump, analyzed the effects of the variety flux on system performance coefficients, which showed that the optimal operation flux is 1000 ( l / h ) and provided the heat exchange rate per unit depth of coil, 45 80 ( w / m ). compared the exchang - heat - curveline in winter with that in summer, through which showed the advantages of gshp in mode of heating and cooling on long - period operation
本文介紹了地源水-水熱泵全年冬夏暖冷聯供的實驗結果以及過渡季地溫的恢復情況，分析了系統流量對熱泵性能參數的影響，獲得了最佳運行流量為1000 （ l / h ） 。並實測得到單位管深換熱率及埋管的有關性能指標。 -
A new aerodynamic design system developed by authors for draft fan with enhanced efficiency, suppressed noise, enlarged flux and high load. the new design system features : a twist regulation for vortex control is employed in designing to lessen the secondary flow loss in the blade tip and hub ; the feasibility and high efficiency of this procedure has been verified by the tests of the prototype fan ; a new computer - aided 3d blading is used to optimize the blade ; numerical inverse checking is adopted to enhance accuracy in designing and cut down the period of the designing and production. this design system can make the optimized blade with " forward inclination ", " inclining sweep ", " bending sweep ", to minimize the various secondary flow losses, to expand the steady working range of the fan, and to suppress the aerodynamic noise source
本文通過對一種新型高性能礦用局部通風機的設計、製造及試驗全過程的綜述，展現了新的先進設計體系在民用通風機上的成功運用，其研製特點是： （ 1 ）在葉片氣動設計中為了降低葉根及葉尖區二次流損失，採用可控渦扭向規律設計，樣機實測的高性能驗證了這種方法的可行性和高效性； （ 2 ）在設計方法中採用較精確的數值反驗算，獲取最優設計方案，大大提高設計的準確性和成功率，並縮短了設計試制周期； （ 3 ）在設計過程中發展了計算機輔助三維葉片造型新方法，可以根據設計需要簡便快捷地對葉片進行「前傾」 、 「傾掠」或「彎掠」造型，這些造型對減小各種二次流損失、擴大穩定工況范圍和控制葉輪機氣動噪聲源起到了非常好的作用。 -
Abstract : a new aerodynamic design system developed by authors for draft fan with enhanced efficiency, suppressed noise, enlarged flux and high load. the new design system features : a twist regulation for vortex control is employed in designing to lessen the secondary flow loss in the blade tip and hub ; the feasibility and high efficiency of this procedure has been verified by the tests of the prototype fan ; a new computer - aided 3d blading is used to optimize the blade ; numerical inverse checking is adopted to enhance accuracy in designing and cut down the period of the designing and production. this design system can make the optimized blade with " forward inclination ", " inclining sweep ", " bending sweep ", to minimize the various secondary flow losses, to expand the steady working range of the fan, and to suppress the aerodynamic noise source
文摘:本文通過對一種新型高性能礦用局部通風機的設計、製造及試驗全過程的綜述，展現了新的先進設計體系在民用通風機上的成功運用，其研製特點是： （ 1 ）在葉片氣動設計中為了降低葉根及葉尖區二次流損失，採用可控渦扭向規律設計，樣機實測的高性能驗證了這種方法的可行性和高效性； （ 2 ）在設計方法中採用較精確的數值反驗算，獲取最優設計方案，大大提高設計的準確性和成功率，並縮短了設計試制周期； （ 3 ）在設計過程中發展了計算機輔助三維葉片造型新方法，可以根據設計需要簡便快捷地對葉片進行「前傾」 、 「傾掠」或「彎掠」造型，這些造型對減小各種二次流損失、擴大穩定工況范圍和控制葉輪機氣動噪聲源起到了非常好的作用。 -
For the northern i ndian ocean, the net surface heat flux and entrainment through the bottom of mixed layer have semiannual period, which is the major cause of semiannual variations in sst
就赤道以北印度洋而言，海面凈熱通量和混合層底的卷夾過程都有半年周期，這是sst呈現半年周期變化的主要原因。 -
The heating adjustment means of different flux in several period is selected. the hardware realization and the software programming with at89c51 chip microcomputer are given the central heating system is a complicated controlled object
在熱力站二次供水溫度控制中，由於被控對象是一個復雜的被控對象，具有不確定、非線性、變參數等因素。
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