泵的工作能力 的英文怎麼說
中文拼音 [bèngdegōngzuònénglì]
泵的工作能力
英文
pumpage-
In pumping fluid with gas, pressure boost can be improved by enhancing the pump rotation speed, thereby improving the performance of the pump to a certain degree ; when the gas content is constant, by increasing the inlet pressure, the pressure boost can be enhanced and the pump efficiency be improved remarkably ; when the gas content is rather high, there will be a problem of matching between the gas pressure and the fluid pressure ; the performance of the multiphase pump can also be improved by means of rational design of buffer vessel and homogenizer
試驗分析認為，氣液混輸工況下，提高泵轉速可以提高增壓，在一定程度上能改善多相泵的工作性能；含氣率一定時，增加進口壓力，可使多相泵增壓值增大，泵效明顯增加，最大含氣率點后移，但含氣率很高時，存在氣液壓力相匹配問題；改進緩沖罐和均化器的設計，有利於氣液互相夾帶，避免氣囊產生，可改善多相泵的輸送性能。Pump touch with the liquid part is the fluorine plastics, but crust is metal stuff, so the pumpbody is enough to support the weight of pipepad and repel mechanically concussion. imd multilevel magnetic force pumps is electrical engine direct link pattern, by centernog prop up, teardown and maintenance is convenient, the structure is tightly, safety and economize energy, one man can put up check - fixing the part inside and replace it easily, consumedly convenient the usual maintain of customers work
泵接觸液體部分是氟塑料，但外殼是金屬材料，故泵體足以承受管道的重量及抵受機械性沖擊。 imd系列磁力泵為電機直聯式，由中間支架支撐，安裝拆卸方便，結構緊湊安全節能，一人便可以輕松的進行內部檢修和零件更換，大大方便了用戶日常的維護保養工作。The equipment is made up of oil pump set ( driven by gasoline engine 、 electric motor or manpower ) 、 3 - stage telescopic jack 、 horizontal displacement set 、 rescue riggings etc. according to the railway accident, the equipment can rerailing the derailed wagon 、 overturn them out of demarcation or horizontal displace them out of demarcation. the equipment has the characteristics of rapid rate 、 easy operation and high reliability etc. the equipment is suit for railway rescue team to deal with complex derailing accidents and it ' s an efficient implement for improve rescue ability of railway rescue team
該機具由泵站（手動或機動） 、三級千斤頂頂升裝置、橫移裝置、臺車索具等組成，根據現場事故情況，可選擇將事故車起復復軌、整體翻出限界、整體移出限界，具有省時速度快、操作簡便、安全可靠等特點，適合救援隊處理較復雜的車輛脫線事故，是提高救援隊能力的一種有效工具。The adoption of the variable pump is a breakthrough of the water cutting jet which solved the previously problems in suing the home - made products, such as piston pump filling - up, noise, high - consumption of energy, high oil temperature, lowering of piston pump pressure at the beginning of the work which would effect the starting point and the longevity of the high pressure components will be affected by the changes of pressure
採用變量泵是水刀的技術突破，以前用國內柱塞泵，噪音大、不節能、油溫高，柱塞泵在開始工作時壓力會降低，這樣會影響切入點效果，高壓部件會受到壓力的變化而影響高壓部件的使用壽命。The autonomous underwater vehicle which carries liquid oxidizer and liquid incendiary agent and uses the outside seawater as coolant request the oxidizer 、 incendiary agent and coolant can supply the power system according to accurate proportion and reasonable flow on any condition. the system should have small volume and light weight and should be easily realized. the system and control mode introduced in this article can fit these requirements well
控制或降低液壓系統油液的污染度和提高液壓元件的污染耐受能力是確保液壓系統可靠工作的兩個重要方面，本文分析了液壓柱塞泵所在系統油液污染特性一定時影響泵污染耐受能力的諸多因素，指出了在結構形式確定的條件下設計高污染耐受度液壓柱塞泵所要求的摩擦副材料與主要表面工藝Water shutoff agent dsz - a is composed of inorganic particle. its specialities are low cost, easily flow, high strength and long valid period. the agent suits non - selective water shutoff in sand formation. dsz - a not only can plug high water - bearing formation, but also can plug case leakage. dsz - a has been applied on site and gotten good effect. it is a agent which has wide prospect
井下護泵除砂裝置主要用於產液氣量高，出砂能力大，利用常規裝置、常規方法很難治理的井.它的設計是建立在丟手封隔器卡封的基礎上，將液體攜砂能力由地層進入泵管轉變為先過濾（雙層激光割縫篩管部分） ，再在除砂器內靜態沉澱、由單流閥排入井底等一系列除砂護泵優點.本文著重介紹了井下護泵除砂裝置的工作原理與應用情況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。General motors to hunan pump industry limited as the core, from over 30 industries, medium - sized enterprises, design institutes, institutions, and institutions of higher learning of the close strategic cooperation union, relying on a solid technical strength and product design and development capabilities, superb production technology and equipment and strong production base, extensive services in the fields of economic construction
以湖南通用電機泵業有限公司為核心，由30餘家行業內大、中型企業，設計院所和高等院校組成的緊密戰略合作聯盟，依託雄厚的技術力量和產品設計開發能力，精湛的生產工藝裝備和強大的生產基地，廣泛地服務于經濟建設的各個領域。Liquid helium cryocondensation pump has great advantages in large pumping speed, working pressure range and high ultimate pressure, etc. it ' s more excellent than any other vacuum pump. it can meet the vacuum requirement of nbi and can improve the transportation efficiency. the development of neutral beam injection ( nbi ) system in the world, the structure of nbi system used on the ht - 7 device of asipp was introduced in the thesis
液氦低溫冷凝泵是利用低溫面對氣體有強吸附能力的原理，實現抽氣的真空獲得設備，它具有抽速大、工作壓強范圍寬、極限真空度高等一系列優點，是普通真空設備無法比擬的，作為中性束注入系統的主抽泵，它能滿足中性束注入系統對大抽速的要求，提高中性束的傳輸效率。With two mechanically controllable switching points, users have a practice - oriented function at their disposal, with which the pressure dependent working points of the pump can be adjusted independently of one another in the simplest manner ; the pump can be controlled directly
作者可以由兩個機械控制的開關點實現定位於實際應用的功能，並通過這種功能用最簡單的方式獨立地調整泵的壓力相關工作點：可以直接地控制泵。( 2 ) in this paper, the author summarized the working principle, the superiority and the limitations of a few main kinds of classical sprinkler systems ; put emphasis on the importance of a few key points which is relevant to the function of the system, such as the choosing of sprinkler and it ' s fixing, the automatic checking function of water pump, the layout of alarm valve, especially the choosing of sprinkler and it ' s fixing ; looked through the feasibility of which we used water instead of gas by water mist especially finely divided water mist fire - extinguishing technique
展望了水噴霧技術特別是細水霧技術進行以水代氣滅火的可行性。 （ 3 ）針對工程設計中最復雜，工作量最大的部分-系統水力計算部分，在規范的基礎上，基於excel電子表格，提出了經濟流速的范圍，提供了一套行之有效的設計計算方法，同時，對屋頂水箱和增壓泵的設置這一難以解決的問題發表了見解，既確保了自動噴水滅火系統初期快速滅火、控火的性能，又節省了大量的設計工作時間。Heart failure occurs when the heart is not working effectively, including when the heart ' s left ventricle can ' t pump enough blood to the body ' s other organs
發生心力衰竭時，心臟工作效率下降，包括左心室泵血功能下降，不能為身體其他臟器提供足夠的血液供應。 ）Myocardial bioelectric phenomena and their mechanism, the characters of excitation transmission in heart ; the periodicity changes and their characters of myocardial excitability, autorhythmicity and pacemaker of heart ; pumping function of heart and evaluation ; the concept, mechanism and influencing factors of arterial blood pressure ; carotid sinus and aortic arch baroreceptor reflex
心肌細胞（工作細胞和自律細胞）的生物電現象及其形成的機制，心內興奮傳播的特點；心肌興奮性的周期性變化及其特點，自律性和心臟的起搏點；心臟的泵血功能及其評價；動脈血壓的概念、形成機制、影響因素；頸動脈竇和主動脈弓壓力感受性反射。On the basis of the analysis of fundamental principle of thermoelectric refrigeration, the steady state mathematical model of the thermoelectric system was founded. according to the model, the theoretical analysis and calculation are made on various working conditions, and analyzed theoretically the effects on thermoelectric system which caused by hot and cold temperature difference, the device ’ s effective system figure of merit, the properties of the heat changers, which established theoretical basic for the opening up and design of the thermoelectric system and its performance test
在分析熱電製冷基本原理的基礎上，建立了熱電裝置的穩態系統數學模型，並依據該模型對熱電裝置系統進行了不同的工作狀態下的熱力分析計算，並就熱電裝置的冷熱端溫差、電堆片的優值系數、散熱器的散熱性能與熱電熱泵裝置性能的影響進行了理論分析，為熱電裝置的開發設計和現有熱電裝置的性能測試建立計算理論基礎。A flap vlave used in pumping station is a kind of hydraulic - operated automatic gate, which is similar to a hinged check vaive. because of their simple structure and reliability, being able to shorten the length of outlet passage and facilitate the starting of pumping system in comparison with siphonic vacuum - distroied cutoff scheme. so it is propitious to be used and save investment but at the same time, flap valves always show some disadvantage
因拍門簡單、可靠，與虹吸真空破壞截流閉鎖方式相比，可以縮短出水管道（流道）長度，並利於泵系統起動，與快速閘門相比，拍門也有諸多優點，閘門門體易關閉不到位或卡住不能活動，因為門槽和?塊較軸孔容易殘留異物，閘門門體克服滑動阻力不僅無機械增益，且阻力和動力不在一直線上，門體易傾斜而自鎖，而拍門的工作可靠性則遠高於快速閘門。The heat pump evaporation had become a feasible measure of energy conservation. however, the variational work situation influenced both the ejector ' s efficiency and the evaporation capability, even the normal production
蒸汽噴射式熱泵蒸發為蒸發行業簡單易行的節能措施，但工況的變化會影響噴射器的效率，降低蒸發能力，甚至影響蒸發操作的正常進行。The pressure oscillation in piping system can lower the efficiency of the pump, cause the additional consume of energy and emit noise, deteriorate the working condition of the accessory
管道系統中的壓力脈動會對管道系統中造成許多危害，例如它會降低泵的工作效率、增加額外的能耗、產生噪聲，使管道附件的工況變壞和造成管道振動等等。According to the characteristics of the piston pump when it works with the diesel engine, the different outer load leads to different rotational speed and mechanics characteristics of the piston. in order to learn the property of the movement and mechanics of the piston but not experimentalize, simulink which is the simulation toolbox of matlab ( the most popular large - scale mathematic software ) is carried out to simulate the process of the movement and the receiving force of the piston
根據發動機和全功率軸向柱塞泵的工作特性，柱塞泵在受到的外負載不同時，柱塞的轉速和受力情況就不一樣，為了能在不做實驗的情況下就能了解柱塞的運動特性和受力特點，利用現在最為流行的大型數學軟體matlab的模擬工具箱simulink對其進行了運動和受力的模擬分析。The paper summarizes the development of the control technology of paver ' s vehicle system ; discusses the feasibility of the plc application to vehicle system ; calculates and examines the working resistance and power of the control system as well some concerning parameters of the hydraulic system ; builds the driving system velocity characteristic ; accomplishes the hardware design and the software design according to the functional requirements of vehicle system and the features of plc ; adds the pid compensation to the closed circuit velocity control ; sums up the mathematic model of hydraulic pump - motor system and defines the controller parameters ; in the end, the simple dynamic simulation basing on the control system model and the simulative test are carried out to testify the reasonableness and the feasibility of the designed plc control system
本文總結了攤鋪機行駛控制技術的發展，討論了plc應用於行駛系統的可行性；計算和校驗了控制系統工作阻力、功率及液壓系統有關參數；建立了行駛驅動系統的速度特性；結合行駛系統的功能要求及plc的特點，完成了控制系統的硬體設計和軟體設計；對其速度閉環控制，引入了pid校正環節；歸納了液壓泵?馬達系統的數學模型，確定了控制器的控制參數；最後對控制系統模型進行了簡單的動態模擬和plc模擬試驗，初步證實了控制系統設計的可行性和合理件。Most of present study of 3 - d revolve intake is mainly on the self - intake state. that is to study the air flow in different valve lift, but there is no relative report on the turbo operating conditions in our country
在氣道穩態試驗時，當進氣壓力增加到大於20 . 4kpa后，真空泵就不能正常的工作而使得吸氣壓力達不到試驗的要求。分享友人