谷電壓 的英文怎麼說
中文拼音 [gǔdiànyā]
谷電壓
英文
[半] valley voltage-
Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks
考慮到峰谷電價、用水量變化曲線及用水可靠性因素的影響，分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型，以年費用折算值加上清水池年造價折算值為目標函數，以連續性方程、管中流速和鑄鐵管耐壓值等為約束條件，進行并行遺傳演算法對給水管網優化設計的實現。This paper explains the effective encouraging mechanism of electrovalence at present, analyses the close relationship between the primary transformer capacity for electric power using in the enterprise and the basic electricity expenses and the electricity in peak time, the relationship between the power factor and the electricity expenses per degree. the ways and measures of reducing electric cost and decreasing electricity expenses expenditurze are proposed
通過闡述現行電價政策的有效激勵機制，分析了企業用電主變壓器容量與基本電費和峰谷分時用電及企業功率因數與電度電費的密切聯系，提出了企業降低用電成本、減少電費支出的途徑和措施。A mixture of three amino acids ( arg, gly, glu ) labeled with fluorescein isothiocyanate ( fitc ) was separated in pdms microfluidic chip, the separation voltage is 200v / cm, the separation time is less than 120 seconds ; according to ccd fluorescence images, two distinct physical processes - stacking and destacking during sample injection were studied qualitatively ; rhodamine b, a kind of temperature - dependent fluorescence dye, was used as probe to develop a temperature - fluorescence intensity equation, then temperature - color map in microchannels was constructed, and temperature trait in microchannels on the pdms microfluidic chip was analysed. according to the results, we conclude that the electric field applied to the pdms microfluidic chip should not exceed 400v / cm
利用pdms微流控晶元對fitc標記的精氨酸、甘氨酸、谷氨酸混合物進行了電泳分離，分離電壓為200v cm ，分離時間不到120秒；通過拍到的熒光顯微圖像對電泳注樣過程中復雜的樣品分子積聚與解聚現象作定性的分析；以熒光染料rhodamineb為溫度熒光探針，建立了pdms微流控晶元上的溫度-熒光強度的關系公式，並利用matlab圖像處理工具箱構建出微流體溝道內的溫度色圖，對pdms微流控晶元的微流道溫度特性進行了分析，根據實驗結果，我們認為對于pdms微流控晶元來說，在進行需要外加電場作用的試驗時，外加電場不應超過400v cm 。In the wave trough of the pressure curve, the pressure may be then if the rocket is accelerating or if it has assembling defects, the early explosion of the grenade on the ballistic may be caused
該模型的微分方程計算結果表明微小彈簧在彈道上的振動過程會使導電桿的受壓產生周期性變化，尤其是在一些波谷處，導電桿幾乎不受壓力，此時如果有火箭加速和其它裝配缺陷等因素的影響，就會引起彈丸在彈道上的早炸。Depending on how the ground surface is denuded, the feature of the current crustal stress field and rock stress environment can be calculated analyzing the result in this paper : by analyzing the recovering feature of the elastic deformation of the rockmass in unload - stage under various pressures, it has been found there is close relationship between the recovering degree of the elastic deformation of the rockmass and the unloading degree of the pressure the direction of the major principal stress in the crustal stress field is not consistent with the direction of the crushing stress regional tectonics borne during the last tectonic movement. the evolving degree of the regional geomorphology evidently affects the current crustal stress field, which changes from the self - weight stress field to the horizontal stress field, with the changing of the eroding degree of the regional geomorphology ranging from valley area to hilly country to flat country. in valley area, where there is two stress belts, the bankslope s tress belt and the self - weight stress belt within the mountain. the direction of the major principal stress is nearly parallel to the ground surface and inclines towards the valley in the bankslope stress belt. it is nearly vertical in the self - weight stress belt
通過本文的研究成果，根據區域性地貌的演化特徵，我們可以大致地對現今地應力場進行判斷：在分級卸荷條件下，巖體中彈性變形的恢復具有明顯的規律性，這種規律對于研究地應力場的演變是有幫助的；地應力場中最大主應力方向與區域構造形跡在最近的構造運動中所受區域性擠壓應力的方向無明顯的對應性；區域性地貌形態的演化程度對現今地應力場的特徵具明顯的影響，隨著區域性地貌侵蝕程度由峽谷區、丘陵區、平原區的變化，現今地應力場特徵由自重應力場、水平應力場為主含少量自重應力場特徵向水平應力場的規律變化；在峽谷區，山體中具有兩個應力帶：自重應力帶和卸荷應力帶，最大主應力方向在卸荷應力帶中近平行於坡面並傾向于河谷、在自重應力帶中近於直立；根據原始地面遭剝蝕的程度，可以大致地估算最大主應力和中間主應力的量值和方向；在丘陵區和平原區，最大主應力的方向近於水平，並與附近區域性侵蝕盆地和河流的展布方向基本平行，根據原始地面遭剝蝕的程度，可以大致估算其最大主應力的量值；根據區域性地貌形態的特徵來分析工程區的現今地應力場特徵，並進而大致了解巖石的應力環境，這種分析方法得出的結論與許多實際的地應力測試成果基本一致，對于大型水電工程地下廠房和壓力隧洞的設計是有所幫助的。Based on the theoretic analysis of part two, part three chooses some typical cases. these cases include the ceramic tile industry in sassuolo city of italian, the hi - tech industry in silicon valley, the it industry in donguan city and the electrical appliance industry in liushi city
第三部分：在第二部分理論分析的基礎上，本文選擇了義大利薩梭羅瓷磚業、矽谷高新技術產業、東莞it產業及柳市低壓電器產業作為典型案例進行分析。The studies made in the thesis are summarized as follows : 1. a series piezoelectric quartz crystal ( spqc ) sensor has been applied to detect l - glutamic acid and l - lysine. the effect of formaldehyde on the frequency shift was studied
本學位論文研究工作總結如下：一、利用串聯式壓電石英傳感器對電導的靈敏響應用兩種方法對l -谷氨酸和l -賴氨酸進行了定量測定，並探討了甲醛溶液濃度對測定的影響。Then reactive power optimizing calculation is figured out on the chongqing power network on condition that the loss minimum of the active power network is object function, taking account of the limit of voltage restriction condition, adopting three mode of generators adjustment reactive power compensation and tap change. it achieves satisfaction result, expectable purposes of reducing voltage and active loss
然後以系統有功網損最小為目標，考慮電壓約束條件的限制，採用發電機調節、無功補償、分接頭調整三種調控方式對重慶電網低谷時段的運行方式進行了無功優化計算和分析，取得了滿意的結果，達到了預期的降壓目的，減少了網損。In the modern power system, acute fluctuation of load lead to great difference of wave crest and trough, abundance non - linear load make severe aberrance of current and voltage wave. these factors make remarkable increase of error of energy metering and unrational billing
現代電力系統中，負荷波動劇烈使負荷峰谷差值很大，大量的非線性負荷使電流、電壓波形畸變嚴重，這些因素使電能計量誤差顯著增大，並使計費不合理。To meet the peaking need of the grid and improve the source structure of the system, it is necessary to construct the mass pumped storage power station. and more high pressure tunnels will be constructed
大規模抽水蓄能電站的建設是現代電網的必然產物，它在電力系統中起調峰填谷作用，提高電網運行的靈活性和可靠性；相應高水頭大直徑水工壓力隧洞的建設也逐漸增多。分享友人