泵輸出管 的英文怎麼說
中文拼音 [bèngshūchūguǎn]
泵輸出管
英文
pump main-
Graphite packing, carbonized packing, kevlar packing, ptfe packing ningbo sinklan industry trade co., ltd. is mainly engaged in producing three kinds of sealing products, packing series, gasket series, packing gasket sheet series. such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing material. packing series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc
公司生產出口各類流體密封材料及製品，主要有密封盤根，密封墊片和密封材料三大系列產品，如石墨盤根芳綸盤根，碳纖維盤根， ptfe盤根，各種金屬墊片，纏繞墊片石墨增強墊片石墨切割墊片， ptfe墊片石棉墊片，非石棉墊片，各種墊片板材，卷材，四氟介面密封帶，閥桿填料，盤根線等等，廣泛應用於石化煉油電力鋼鐵造船海洋工程等行業不但解決了國內許多電廠煤氣廠化工廠等泵浦閥件管道在各種氣體化學流體輸送中的密封泄露問題，已為眾多知名企業所指定和選用而且已大量出口到歐洲中東南美洲以及東南亞等許多國家和地區。Graphite packing, carbonized packing, kevlar packing, ptfe packing ningbo sinklan industry trade co., ltd. is mainly engaged in producing three kinds of sealing products, packing series, gasket series, packing gasket sheet series. such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing materialpacking series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc
公司生產出口各類流體密封材料及製品，主要有密封盤根，密封墊片和密封材料三大系列產品，如石墨盤根芳綸盤根，碳纖維盤根， ptfe盤根，各種金屬墊片，纏繞墊片石墨增強墊片石墨切割墊片， ptfe墊片石棉墊片，非石棉墊片，各種墊片板材，卷材，四氟介面密封帶，閥桿填料，盤根線等等，廣泛應用於石化煉油電力鋼鐵造船海洋工程等行業不但解決了國內許多電廠煤氣廠化工廠等泵浦閥件管道在各種氣體化學流體輸送中的密封泄露問題，已為眾多知名企業所指定和選用而且已大量出口到歐洲中東南美洲以及東南亞等許多國家和地區Thirdly, it simulated the pumping circuit & dividing circuit with the widely used software matlab / simulink. the displacement of the rod piston and the impact of hydraulic are analyzed in the different input flow ( frequency of pump ) and different reversing time. it found out the cause of hydraulic impact ( one - to - one incorrespondence between the response time of dividing circuit and the operation time of rod piston ), and gave some methods to weaken hydraulic impact. in the final part of the paper, the reliability of the theory analysis is further verified by the experiment of hydraulic system
首先在流變學原理的基礎上，深入分析混凝土在輸送管道內的流動狀態，得出混凝土泵的負載特性方程；然後根據功率鍵合圖的建模方法，建立泵送迴路和分配迴路的數學模型，並運用模擬軟體matlab simulink對泵送和分配迴路模型進行了模擬，分析了在不同的輸入流量（泵送頻率）和換向時間下，活塞桿的位移和系統的液壓沖擊情況，找到了引起液壓沖擊的根本原因（即分配迴路的響應時間（固定值）與活塞桿的運動時間（變化值）不相匹配） ，並提出了相應的改進方法。The centrifugal pump for oilfield waterflooding and oil transfer worked with low pump efficiency owing to unstable load and its energy loss is fairly large
油田注水集輸系統離心泵由於載荷經常變化，大多不能在其額定工況點工作，泵效低，且需要用泵出口閥調節流量，產生一定的泵管壓差，造成較大的能量損失。The influence of pipeline flow resistance on net speed of vacuum pump is analyzed in long - distance pipeline vacuum drying, the calculation method of net speed of vacuum pump is given and checked up with site experiment
摘要分析了長輸管道真空乾燥中真空泵組的有效抽速受管道流阻的影響，給出了有效抽速的計算方法，並用現場實驗對其進行了驗證。Especially in cmos n - well integrated circuits technology, the body effect will cause the nmos threshold voltage following the pumping voltage to be lifted and then the highest pumping voltage will be limited
特別是在n阱集成電路工藝，體效應使得每一階nmos管的閾值電壓都不斷抬升，以至於電荷泵的最高輸出電壓受到限制。Based on optimization theories of genetic algorithms and the linear programming, a series of optimal design mathematics models and methods of water transmission conduits and water distribution networks have been presented, in the light of their characteristics. the results are as follows : 1 the linear programming models and calculations of the pressure gravity conduit, the gravity pressure conduit and channel, the pressure conduit with pump station and the pressure conduit in considering pump station flow variations are presented respectively
本文針對不同類型的輸水管線和配水管網系統的特點，應用遺傳演算法和線性規劃等優化設計理論和方法，對其優化設計問題進行了較為系統的研究，成果如下： 1分別建立了重力輸水管道系統、重力輸水管渠系統、泵站加壓輸水管道系統以及考慮流量變化的泵站加壓輸水管道系統優化設計的線性規劃數學模型，並提出了計算方法。The system design includes information model, function design and dada - base logical relation. the information model is established by entity - relation method, and the e - r picture is ploted, and the in - out diagram is gived out ; the fuction designed is established by idef0 method, the subsystems are designed according to the model in detail, we give out the explaining document and explain the calculation method for the model ; we design the data - base logical relation by the above models, decide the distributing and partition the relation diagram of the data - base, then define the logical structure of the diagrams
其中信息建模採用實體-聯系的方法建立系統的信息模型，並用idef1x圖表示出該信息模型，同時給出電泵物資管理系統輸入輸出信息表；功能設計用idef _ 0方法建立電泵物資管理系統分系統功能模型，參照功能模型對內部各子系統進行詳細設計，給出分系統功能模塊的詳細說明書及相應功能演算法描述；數據庫邏輯設計依據系統分析結果、信息模型及功能模型，確定電泵物資管理系統數據庫分佈，劃分數據庫內部關系表，定義表的具體邏輯結構。It is indicated that, when a two - speed motor is used for driving oil transfer pump, the motor with the characteristic of torque reduction on square rotary speed should be chosen ; the working economy of the variable speed pump is restricted by the characteristic curves of pipeline resistance, and its speed control range is restricted by the pipeline resistance characteristic curve, the pressure head needed by the system and the working characteristic of the pump ; when several pumps work in parallel, the pump with better performance should be changed into speed - variable pump
指出雙速電動機用於輸油泵的調速時，應選用轉矩按轉速平方降低特性的電動機；調速泵的運行經濟性受到管路阻力特性曲線的限制，其調速范圍受到管路阻力特性曲線、系統所需揚程和泵運行特性的限制；在母管制系統中把部分定速泵改為調速泵時，應將性能較高的定速泵改為調速泵。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。This experiment include many contents, in a word, that is summer condition experiment, winter condition experiment > summer - winter transition condition experiment and winter - summer transition condition experiment, furthermore summer condition experiment still include flux changing experiment and winter condition experiment still include thermal balance experiment this article dealt with the data of the test, calculating out energy absorbing ( energy discharging ) of buried pipe in winter condition ( summer condition ), input power of heat pump x heat exchanging of piece buried pipe length x co - efficiency performance ? op ( energy efficiency rate ? er ) and average heat exchanging coefficient ; in additiont this article compares the inlet water temperature and outlet water temperature of underground the first layer and the second layer buried pipe when heat pump was running, the results are that the heat exchanging ability of the second layer buried pipe outgos the first layer buried pipe, and heat exchanging is more stable ; and still analyse earth temperature resuming in the transition season. the results are earth temperature resume fast in the first week when the heat pump runs off
本文測試內容相當多，概括地說就是四個工況的測試，即夏季製冷工況的測試、冬季供熱工況的測試、夏?冬過渡季測試和冬?夏過渡季測試；另外在夏季工況的測試中還進行了變流量測試，在冬季工況的測試中還進行了熱平衡測試。本文對測試數據進行了處理，計算出了冬（夏）季工況埋管吸（放）熱量、熱泵空調器供熱量（製冷量） 、熱泵空調器輸入功率、埋管單位管長換熱量、供熱性能系數（製冷能效比）和平均傳熱系數等；另外，還比較了熱泵運行時地下一二層埋管進出水溫度變化情形，得出地下二層埋管換熱能力優于地下一層埋管，且換熱很穩定；並分析了過渡季地下一二層埋管溫度恢復情形，得出熱泵系統停機一周內地溫恢復特別快。By citing distribution piping loss curve, analyses the two commonly used control methods of constant pump head and constant remote circuit differential pressure and considers that control with a constant remote circuit differential pressure is the better
通過提出輸配管壓損曲線概念，從理論上分析了計量供熱變流量系統循環水泵常用的恆揚程式控制制和恆定最不利環路壓降控制兩種方案，認為恆定最不利用戶資用壓力方案節能效果較好。The function of the software is useful, it has provided many functions such as the calculate of crop water requirement, pipeline layout ( automatic layout and manual operation ) and its optimization, pipe diameter optimization. investment budgetary estimate and economic beneficial result can be result. and can rapid create plan and do plan comparison, the software provides many kinds of result output such as graph. text, table and so on
該系統可以實行作物需水量計算，系統設計流量推算、管道水力計算、工程投資概算，經濟效益分析等功能，建立了常用的數據庫（管材、管件、水泵和電機等）並對其進行管理和維護，可以實現包括管道布置、管徑優化、管材選擇等多種參數選擇在內的多種方案比較、優選。系統能提供圖形、文本、表格等多種形式的成果輸出，人機交互界面友好，操作方便。Aiming at the vibration issue of taiyangsheng pumping station of northeast pipeline network, the causation of the vibration is tested and analyzed in this paper. the vibration mitigation method for this pipeline is given out, and the finite element analysis of the pipeline vibration and base isolation is progressed. the result of the test and analysis indicate that the effect of the rubber pillow vibration mitigation is effective for the pipeline system
本文針對東北輸油管網太陽升泵站出口管道的振動問題，分析測試了該管道的振動原因，給出了適用於該管道的減振方法，並進行了管道振動與隔振的有限元數值分析，對比了管道減振前後的振動情況，測試分析結果表明採用橡膠墊減振后減振效果明顯。In conventional cmos charge pump circuits, the pumping high voltage is limited by mos threshold voltage, so that it can not use less cascade stages to pull up a high voltage which we want to generate
在傳統的cmos電荷泵電路中，電荷泵輸出的電壓受mos管的閾值電壓限制，所以當要求電荷泵的輸出電壓較高時，則不得不連很多階來達到要求。When the pump machines pass the short distance pipeline, the water in trail pipeline goes to exoteric dyke. the variety of pressure is little and sometimes forms non - pressure status
源水在通過水泵機組出口壓送后，僅經過短距離輸水管道后，在管道尾部水敞開奔向開放式明渠。The inductive dc / dc converter is the traditional approach for power management. but with the development of sub - micron technologies and the use of high value multi layer ceramic capacitors, the efficiency of charge pump is improved which make charge pumps are still widely used not only in light load application but also in higher output currents condition
傳統的電源管理方法是使用電感模式的dc / dc轉換器，但是隨著亞微米技術的發展和多層陶瓷大電容的使用，電荷泵的效率得到提高，所以電荷泵不僅在低功耗而且在較大輸出電流應用中仍然得到廣泛的應用。分享友人