泵出系統 的英文怎麼說
中文拼音 [bèngchūxìtǒng]
泵出系統
英文
pumping out system-
Contrapose to the instability of the third - order charge - pump pll system, the loop optimization method is employed in system level design to decide the bandwidth and phase margin, therefore the loop bandwidth locates at the maximum phase margin to guarantee the stability of the system. according to tsmc 0. 35 m sige bicmos model, the sub - circuits in the designed pll and the whole system are simulated and verified by the cadence spectre
5 .根據tsmc0 . 35 msigebicmos工藝模型,利用cadencespectre模擬軟體對所設計的電荷泵鎖相環路中各個模塊及整個系統進行了模擬模擬,模擬結果顯示,在1 . 5v電源電壓下,頻率為200mhz的參考輸入信號,輸出中心頻率為800mhz ,分頻電路採用4分頻,環路帶寬為10mhz ,捕獲時間大約為0 . 92 s ,功耗大約為15mw ,達到了設計指標。Recent experiments have succeeded in obtaining oscillations from the new system, with frequencies of 66hz and 23hz for the cases with helium and nitrogen as the working fluids, respectively. the traveling wave system is expected to be one of the good candidates as a driver for pulse tube refrigerator, leading to a thermoacoustically driven pulse tube refrigerator without any moving component
還利用deltae對環路部分進行了數值模擬分析,著重討論了系統的起振臨界溫度與臨界加熱功率、效率與加熱溫度的關系、噴射泵的作用以及不同工質(氮氣和氦氣)的比較等,得出一些有益的結論。This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective
本論文針對傳統伺服控制系統效率不高、元件壽命短、抗污染能力差、驅動系統效率低、存在流量及壓力脈動等缺陷,利用先進的交流變頻調速技術改變液壓泵轉速的容積調速新方法,提出了在液壓系統中加一個定差減壓閥的新思路,較好地解決了液壓伺服系統存在的上述問題。On the basis of research on pumping station in changzhi iron and steel limited group company and analysis and research on the basic capability of industry control computer plc and state view software, this article adopt the systems analysis method to establish the frame of pumping station supervisory system based on " king view ", and propose the project to develop the distributed control system of pumping station ( ipc + plc ) using " king view " as supervisory software and siemens s7 - 200 as hypogynous machine
在對長治鋼鐵公司泵站進行調研,對工業控制計算機可編程序控制器及組態王監控軟體基本性能特點進行充分分析和研究的基礎上,本文以系統分析的方法,構建了基於「組態王」的泵站監測系統框架,提出了以「組態王」為監控軟體,可編程序控制器( plc )採用西門子s7 ? 200系列做為下位機的泵站分散式控制系統? ? ( ipc + plc系統)方案。B oil mill hydraulic pressure c oil mill high stability d oil mill concise in constructure, easy to operate, and similar in performance to the advanced kindred oil presses
B榨油機液壓系統,由輪泵和三柱塞泵共同完成加壓過程,高壓可達70kg cm2 ,壓力提高27 % ,出油率提高5 %One new type of internal combustion oil hydraulic power system was put forward, which integrated the technologies of internal combustion engine and oil plunger pump
摘要提出了一種新型內燃式油壓動力系統,該系統集成了內燃機與柱塞式液壓泵技術。On the basis of analysis of the characters of high - pressure getting rid of squama water pump, for example rotating machine and running production, a system of online monitoring and fault diagnosis is developed
=本文針對高壓除鱗水泵機組屬大型旋轉機械的結構形式及不間斷運行的生產特點,研製出一套高壓除鱗水泵機組在線監測和故障診斷系統。2. diesel fuel injection system component are our major produce. we are a constant partner to our customers, from the planning stage right through service. in short, we don t just sell a product, we offer complete solutions
中路通配件廠是專業生產柴油燃油噴射注射系統,專門生產柱塞,油嘴,油泵,分配泵泵頭, ps7100柱塞,出油閥等等一系列產品。A new type system which water source heat pump ( wshp ) cascadedly uses water from underground different thermal storable aquifers is put forward in different season
摘要提出的異層儲能型地下水源熱泵系統綜合了異層井組合採灌、季節性儲冷和水源熱泵串聯三種技術,為實現地下水的大溫差利用提供了可能。Through calculating annual expenses and analyzing investment risk, an optimization model firstly put forward. the coefficient of investment profit of the irrigation system, which includes pipe distribution networks, drop irrigation device, is minimized. the coefficient is optimization design ' s target function which is by the genetic algorithms to solve
在系統優化方面,單獨作為一個模塊用vc + +實現,本文首次提出了以包括管網、灌水器、水泵、電機等設備在內的微灌系統的益本比最大為目標函數,利用遺傳演算法求解的方法。This system has two modes : automatic, manual. under the automatic condition, when the system detect that there is fire happening, the system will turn off blower, switch on valve and pump, and extinguish the fire if no people deal with the fire in the set time after the audible and light. under the manual condition, the operator can extinguish fire in the appointed area by the button in the main controlling panel or the manual button box ( locale )
在自動方案運行情況下,當系統檢測到有火災情況發生時,在發出聲、光報警后的一定時間,如果無人干預,則系統自動執行關閉風機、開閥、開泵,對火災區域進行水霧滅火;而在執行手動方案情況下,操作人員可以通過操作主控制屏上的按鈕或手動按鈕(現場)來對指定的區域進行噴灑滅火。The roto - jet pump is a new kind of very low specific speed pump which is developed in recent years. it is always used in carbin black, food production, chemical industry and deep well mining system to supply the steady outflow with low flux and high pressure
旋轉噴射泵是近些年才發展起來的一種極低比轉數泵,主要用在碳黑、食品、化工以及深井采礦系統中用以提供小流量高水頭的穩定出流。The paper analyzes the non - lineal relations of the quantity of heat exchange and water flux of coil exchanger in part - load operating condition, the shortage of deciding the water flux in bypass pipe, the disadvantage that the operating condition of pumps and chiller ca n ' t be met with the load change of the air conditioning system in different operating condition of using pressure - difference bypassing control in primary water pump system. using load control method in the change of the operating condition of primary water pump system can realize that the load change is small and reasonable in the on / off condition of pumps and m m chiller by comparing load control method in primary variable - flow water pump system with pressure - difference bypassing control method, back water temperature control method
本論文從目前空調工程中使用的變流量水系統入手,研究了盤管換熱器在部分負荷下水流量與換熱量的非線性關系,分析了文獻中介紹的旁通管通流能力選擇的不足之處和一次泵水系統採用壓差旁通控制時,工況轉換不能滿足系統控制要求的缺陷;比較了一次泵變流量水系統中壓差旁通控製法、回水溫度控製法、負荷控製法的精確性,並得出了在一次泵水系統的工況轉換時,採用負荷控製法能使冷水機組及其相應水泵在啟停時的負荷變化范圍較小,更符合建築物的冷量需求,節能效果較好的結論。Based on this method, design the system oil circuit and constant - pressure hydraulic power station as well as the hydraulic manifold block, measuring platform, electrical cabinet and reclaiming oil tank
在此油源方案的基礎上,設計出測量系統油路、油源泵站系統,同時進行了液壓集成塊、測量臺架、電氣控制櫃和漏油回收油箱的設計。In chapter 3, the pressure pulse under the two situations of the system with and without damper is discussed at the basic of analyzing the flow rate pulse. then the conclusion that the system has filtering effect is drew after adding a damper in it, but its serious in power wastage because of adding a damper
第三章,在分析液壓泵流量脈動的基礎上,討論並對比了系統加與不加阻尼兩種情況下各自的壓力脈動,得出系統中加一個阻尼后,具有一定的濾波作用,但是當流量較大時,由於阻尼的存在,系統功率損失比較嚴重。With fast development of our country " s gas industry and air ' s increasingly serious contamination in city, using gas instead of coal and supplying energy in high efficiency and cleanliness has become necessary way in city. there are different problems in the current heating ( air conditioning ) systems. in the cogeneration system, heat and power affect each other, heating - pump heating ( aie conditioning ) system can not satisfy the peak load very well, the cost of gas fuel in boilor heating sestem is so high. the high generating efficiency of the diesel - engine two - sourse heating ( air conditioning ) systems is limited in range of 100kw - 1000kw, the heating scope is so limited. combined cycle of two sourse heating ( air conditioning ) system is most suitable selection to buesness community with big scope my paper aim at this syetem ' s primary question when it is applied in our country - - - - bringing project into execution and technology economy feasibility and off - design performence, combined with a certain demonstrating project in beijing buesness community, going along with calculating and analyzing, drawing out some efficient datas and conclusions, based on this, bringing out primary alements affecting combined cycle of two sourse heating ( air conditioning ) system " economics
熱電聯產系統熱電相互牽連,熱泵供暖(空調)系統不容易很好地滿足尖峰負荷,鍋爐供暖系統供熱中天然氣燃料構成的成本過高,內燃機雙源供暖(空調)系統的高發電效率僅限於100kw - 1000kw負荷范圍,供熱面積有限。對于大面積的商業園區、居民小區,燃燒天然氣的燃氣-蒸汽聯合循環雙源供暖(空調)系統是最佳選擇之一。本論文針對該系統在我國應用時的主要問題- - -方案的技術實施與技術經濟可行性,結合北京某一商業園區示範工程,進行了系統的計算與分析,得到了有效的數據與結論,在此基礎上,提出影響聯合循環雙源供暖(空調)系統經濟性的主要因素,並進行敏感性分析,得出有益的結論;最後通過各種供暖方案的比較分析回答了某些人對該系統的疑慮和不解,並指出系統的優化方向。Adopted three layers of c / s and b / s mixed mode, utilized chinese windows2000 operating system platform and delphi 6 in the system, oil recovery engineering management information system based on internet / intranet multi _ tier distributed mode was designed and developed. the system was implement the control of pump state and sucker rod fractures information management and issue > report outputs system maintenances the output predicted to recover the oil and so on. in addition, the project built can be optimized by analytic and terminal users can also know the latest and future dynamic of production. at present, this system already in daqing recover the oil 8 factorie test and run
系統中採用了三層的c s和b / s混合模式,利用中文windows2000操作系統平臺和delphi6 . 0等工具設計並開發了基於internet intranet的採油工程管理信息系統。該系統可實現泵況控制、抽油桿斷脫控制、信息管理、發布、報表輸出、系統維護、採油產量預測等功能,並且可以依據分析結果優化施工方案,能夠讓各個終端用戶了解最新和未來的生產動態。目前,此系統已經在大慶採油八廠測試運行。The method is applied to sodium pump, simulation results have shown ' the better capability for detecting faults. 4
經過快堆鈉泵的故障模擬,證明該方法能夠較迅速地、自適應地檢測出系統的故障。The reason that bump vibrates when working is bump system ' s stimulus frequency is quite consistent with its inherent frequency and its hydraulic system ' s impact. by analyzing bump working frequencies " relation to its inherent frequency, the 150 - liter per minute input flow is recommended at exiting function parameters
結合動應力分析結果、固有頻率分析結果及疲勞壽命分析結果可以看出:系統的激擾頻率與結構一階固有頻率比較一致以及液壓系統的沖擊是引起泵車工作時振動的主要原因。Thanks the solution to accurate controlling and compelte stabilizing of the extrusion process by employing the melt measuring gear pump
基於在塑料擠出行業中多年積累的實際經驗,精誠模具為解決這些問題,採用融體計量齒輪泵,使系統得到準確的控制和擠出過程中的完全穩定。分享友人