蓄能體系 的英文怎麼說
中文拼音 [xùnéngtǐxì]
蓄能體系
英文
storage generator-
The design hardly has denies measures so that it is convenient to use while its noise is loud " the article analysis the prime factors of noise quantitatively through the fervency spectrum, and make the ways object to noise, in that it is suggested to improve the energy storage system and raise the system control capability to the moving door so to slow the close velocity
本文通過頻譜分析,定量化確定了電控門噪音的主要成份,提出了針對主要噪音成份的控制方法。文中對電控門蓄能、運動系統的改進性方案,以達到對蓄能系統的改進和加強對門體運動的控制能力,基本上解決了門體安全閉合時正碰與發出噪音的矛盾。The primary representations of the vulnerabilities of water resource in hengyang basin where is a typical hilly region with red and purple soils in south china are analyzed : the precipitation re source varies greatly in spatial and temporal distribution ; the soils and rock property are not in favor of water and soil conserving ; the structure of crops needs a high water consumption ; and the farm irrigation works are timeworn and frangible
摘要以中國南方典型的紅壤和紫色土丘陵區衡陽盆地為例,分析論述了衡陽盆地地表水資源脆弱性主要表現在:降水資源時空分佈不均勻;不利於水土保持的地表物質組成和植被覆蓋;耗水量大的農業種植結構以及調蓄水功能弱的農田水利工程體系等方面。Because along with the liberalization of china ’ s capital account, once the economic developing speed slows down, capital account and current account ’ s surpluses reverse to deficits, the appreciation expect of renminbi will be changed. at the same time, the high quota savings in china ’ s banks will also bring us inflation pressure, inapparent currency substitution may be turn into visible currency substitution. also, the great deal of currency substitution inclining may convert into real currency substitution because of the vulnerable financial system
但另一方面,它又離我們那麼近,因為隨著中國資本賬戶開放的逐漸深入,一旦我國經濟不能保持高速發展,資本賬戶和經常賬戶雙順差現象出現逆轉,人民幣升值的預期將被改變,而我國高額的人民幣儲蓄也將給我國帶來通脹壓力,隱性的貨幣替代將有轉為顯性貨幣替代的可能,由於金融體系脆弱性所造成的大量貨幣替代傾向也很可能轉化為真實的貨幣替代。The result show that the piston area and the accumulator volume have more influence on the system ' s performance, and the piston stroke and the oil elastic modulus have small influence on it
結果表明,活塞面積和蓄能器體積對系統性能影響比較大,而活塞最大行程和油液彈性模量對系統性能影響較小。Taking a five - story frame structure as an example, the influence of the piston area, piston stroke, accumulator volume and oil elastic modulus on the systems control effect and energy transition efficiency are discussed in detail
詳細討論了四個主要參數的變化對振動控制效果和換能效果的影響,這些參數包括隔震換能系統的活塞面積,活塞最大行程,蓄能器體積和油液彈勝模量等。So far, to the extent that there have been market adjustments, they have been rather benign, but we have also not seen any sign of narrowing of the us current account balance of payments deficit
人們對任何事物的渴求,都不可能永無止境即使擁有大儲蓄熱切投資美國國庫券的經濟體系,相信亦不會例外。盡管迄今市場出現了溫和的調整,但美國經常帳赤字仍無收窄的跡象。The completed dissertation " research on inverter controlled hydraulic elevator energy - saving system applying pressure accumulators " is supported by national science foundation project - " foundation research of energy - saving and innovation system on mechanical / fluid power transmission " ( no. 59835160 )
本論文完成的博士課題? ? 「採用蓄能器的液壓電梯變頻節能控制系統研究」來源於國家自然科學基金「機械流體傳動的節能及新型傳動方式的基礎性研究」 ( no . 59835160 )中的子課題。On the basis of the study of the theory and appraise method on land use in the small towns from home and abroad, this paper at first conducts a deep study on the development and role of the small towns, indicating that its development has sawn an uneven development phrase and becomes a carrier of the enterprises, a pool of surplus laborers, a hub of material exchanges between the rural and urban areas, a base of spiritual civilization, an important way to achieve urbanization. second, it conducts a study on the situation and features and the problems the land use, indicating that the efficiency of the land use is low, which has a direct influence on the development of agriculture and the role of the small towns. and the study of the demand of the land indicates the shortage of land is serious, and the small town must rationally use the land and increases its intensive role and the economical efficiency to meet the demand
在分析國內外已有關于小城鎮土地利用的理論與評價方法的基礎上,首先對小城鎮在我國的發展、地位和作用進行了深入的分析,判明我國小城鎮發展經歷了一個曲折向上的發展階段,已成為鄉鎮企業的載體,農村剩餘勞動力的蓄水池,城鄉物資交流的樞紐,農村精神文明的基地,是我國城市化的重要途徑;其次,對小城鎮土地資源利用現狀和特徵進行了探討,並對發展小城鎮建設導致的土地利用問題進行了剖析,表明目前我國大多數小城鎮土地效益和規模效益低下,佔用耕地過多,直接影響農業的發展,影響小城鎮的地位和作用;通過小城鎮土地供需分析研究表明,我國土地短缺十分嚴峻,小城鎮土地需求缺口較大,小城鎮必須合理利用現有土地,增強集約功能和土地經濟效益,從而緩解需求壓力;最後,論文通過運用特爾菲法,描述統計分析法、多元統計分析(主成分分析)法和系統分析法中的層次分析法( ahp )等一系列方法,結合定性和定量兩方面,從土地質量、土地資源數量與結構、土地經濟效益、環境效益、社會效益等五個方面進行分析,篩選、建立了土地資源利用評價指標體系,在因子評價的基礎上,建立了土地利用綜合評價模型,並給出了評價過程和方法。The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced
論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容;最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。Hydraulic fluid power ; accumulators in hydraulic systems ; concepts, general requirements
液壓流體動力.液壓系統的液壓蓄能器.概念和一般要求By the study of the whole decay curves of 10 hours, the influence of each step is summarized, and the best stoichiometry and preparation techniques are acquired. the crystal structure of sral2o4 eu2 +, dy3 + is monoclinic system, which is a high efficiency luminescence crystal structure. the emission spectrum and the excitation spectrum of sral2o4 eu2 +, dy3 + powder are measured
此外,通過x射線衍射譜確定了所制備的sral _ 2o _ 4 : eu , dy長余輝材料晶體為單斜晶系結構,並測量其發射光譜,激發光譜,初步討論了sral _ 2o _ 4 : eu , dy長余輝蓄能材料可能的發光機理。In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards
論文第三章針對組成系統的各個模塊進行了機理建模,並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究,主要針對影響系統特性的主要參數變化,動態分析系統的輸出特性,在上下行工況中,分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響;最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。In consideration of the special features of the power system of lhasa area, the station uses the surplus electricity to draw water and store energy when its load is at the lowest and discharges water to generate electricity at the peak load
為維護生態環境,按拉薩電力系統的特點、電站利用負荷低谷時的多餘電量抽水蓄能負荷高峰時放水發電,總體上不改變羊卓雍湖的水量,以力保羊湖水位不下降。Consequently, in order to optimizing the saving behavior and harmonizing the economy development, it is essential that ( 1 ) to perfect the price system of farm produce in order to improve the level of income of rural residents ; ( 2 ) to safeguard the right of land and social security to reduce the uncertain anticipation ; and ( 3 ) to reconstruct china ' s agricultural credit system to release the restriction of fluidity. the main innovation points in this thesis are as the following. the analysis framework of saving behavior of rural residents has been put up
因此,為了改善中國農村居民儲蓄行為,加強宏觀經濟調控,必須完善農村市場價格調節機制,保證農村居民收入的穩定增長;為農村居民提供相應的社會保障制度,降低其對未來收入特別是支出方面的預期尤為重要;加強農村公共物品市場體系建設,縮小城鄉以及地區間的收入差距;政府應當重點考慮規范正規金融市場與強化農村正規信貸市場,解決農村居民的流動性約束問題;幫助農村居民確立合理的消費期望,培養農村居民把握消費的自主意識及合理進行消費決策的能力。Finally, being aimed at a certain machine model, a experiment research about the means of relief valve to reduce hydraulic impact is carried out, which prove the founded prove founded mathematics model. also, some pending coefficient are amended and the optimum pressure of relief valve is determined. at the same time, a experiment and emulation research about the means of accumulator to decrease hydraulic impact is carried put, in which the optimum pneumatic pressure and the optimum primitive capacity of accumulator were determined
最後針對某一具體機型,對用溢流閥方式減小液壓沖擊進行了實驗研究,驗證了所建立的數學模型並修正了待定系數,確定了溢流閥的最優調定壓力;對用蓄能器方式減小液壓沖擊進行了實驗和模擬研究,確定了蓄能器的最優充氣壓力和最優初始容積。Fourth, as in other economies in the region, our savings rate is fairly high, and households in hong kong have accumulated significant financial assets over the years. thus, the staying power of mortgagors is probably considerably greater here than in an economy with a low savings rate
第四,香港與區內其他經濟體系一樣,儲蓄率頗高,不少家庭多年來更逐漸積聚了豐厚的家財,因此本港按揭貸款人持久落實還款的能力自然比儲蓄率低的經濟體系的高得多。It also puts forward logical explanations to a few facts that are still unable to be explained, up to now, by the classical consumption models. however, for the scholars in china, the cognition of the buffer - stock theory still remains at a superficial level of only providing simple theoretical introduction to it. a finer depiction and empirical application of it will not only facilitate studies on the related theories in china but also do great benefit to the development of the buffer - stock theory itself because china is admittedly one of the
本論文的主要發現及創新包括:在理解和刻畫我國居民的預防性儲蓄行為時,緩沖儲備模型要優于以儲蓄水平量作為被解釋變量的模型;核密度估計方法對不確定性的描述更準確;從儲蓄率變化率的角度進行的格蘭傑因果關系檢驗證實了我國的居民存款儲蓄對經濟增長有推動作用;養老金的變化對我國居民儲蓄行為具有顯著影響,而我國現有的醫療保障體系沒有發揮其應該能夠發揮出的作用。Guishan sliding mass is located just above the intake ( outlet ) of the lower reservoir of the proposed baoquan pumped storage reservoir, being 550 - 800m long from east to west, 260 - 350m wide from south to north, 110m thick in average and up to 210m thick, with a total volume of 21 million cubic meter
龜山滑坡體位於寶泉抽水蓄能電站引水發電系統下庫進出水口的上方,滑坡體長550 800m ,寬260 350m ,最大厚度210m ,平均110m ,總方量2100 10 ~ 4m ~ 3 ,形成於距今14 21萬年,其穩定性如何直接影響下庫及整個電站的安全。Mr. president, i believe more wealth could be generated if savings in the region could be recycled to finance investments in the region, if intra - regional trade could grow faster, and if investors could move funds easily from one economy to another in the region
總裁先生,我相信如果能將區內儲蓄保留,為區內投資提供融資,與此同時,區內貿易增長更迅速,投資者更容易在經濟體系之間轉移資金,這樣必定可以創造更多財富。The reservoir is the most important man - made system for storing water. it has economic function, social function and environmental function
水庫是水資源系統中最重要的人造蓄水體系,具有經濟功能、社會功能和環境功能。分享友人