持油率 的英文怎麼說
中文拼音 [chíyóulǜ]
持油率
英文
oil holdup-
So anew type of measurement and instrumentation is badly needed and developed which is suitable for non - centralized and stationary measurement based on this idea, this study take the new type of oilavater two - phase flow measurement and instrumentation development as the basic goal, cany out some theoretic exploration of measurement in order to improve oil / water two - phase flow well logging method and technique, and try to accomplish bom holdup and total flow rate measurement with one equipment simultaneously so as to push forward development of oilavater two - phase flow well logging
本文正是基於這一思想,以開發新的油水兩相流測試儀器為目標,進行先期的測量理論探索,試圖從原理上改進油水兩相流測井方法和工藝,實現利用同種電學敏感原理同時完成持率和總流量的測量,推動油水兩相流測井技術的發展。Experimental studies on s1a - 02 gas turbine with water injection into compressor interstage / inlet as well as that on turbocharger self - loop test rig with inlet water injection are introduced. test results are in good accordance with simulation results, wet compression can lower compression work and increase engine power output so engine performance is enhanced, if engine power output is not changed, efficiencies of compressor and this engine become higher and turbine inlet temperature and fuel consumption become lower and if keeping t4 the same as that before wet compression is used, efficiencies become furthermore higher and engine power output increases greatly
實驗結果和計算結果同樣表明:濕壓縮減少了壓氣機所消耗的壓縮功,增加了燃氣輪機的輸出功率,提高了燃氣輪機性能,如果保持發動機輸出功率恆定,濕壓縮可以提高壓氣機和整個燃氣輪機機組的效率,與此同時,渦輪進口溫度t _ 3 ~ *和燃油消耗率下降;如果保持渦輪排氣溫度t _ 4 ~ *恆定,壓氣機和燃氣輪機機組效率進一步提高,燃氣輪機輸出功率增加。This hand refractometer rhl - 300 is used for measuring the refractive index of vegetable oil, petroleum, oil slicks, etc
潤滑油折射計rhl - 300手持折射儀適用於測量石油潤滑油食品油等的折射率。In addition, the recycling of petrodollars is driving down interest rates providing an unsustainable boost to us private consumption
此外,石油美元的迴流正驅動利率下降,為美國私人消費提供了難以持久的推動力。The investigation has declared that the fuel injection with bq fuel pump had higher injection pressure, bigger fuel supply rate and shouter fuel supply duration, which would cause the fuel injection quantity and the fule - air mixture to increase during ignition delay period, the pre - mixed combustion to become acutely, and finally result in increased power levels of noise
研究表明,裝配bq噴油泵,噴油系統的噴油壓力較高,供油速率較大和供油持續時間縮短,使得滯燃期的噴油量增加,滯燃期內形成的可燃混合較多,預混燃燒劇烈,導致整機噪聲聲功率級增加。Electromotor joins with high efficiency selected water pump, scm ( single chip micyoco ) control system commands water pump according to cooling water temperature which substitutes traditional strap - driving mechanism pump and forms tael - level intellectualized control cooling system combining with electromotion control of cooling fan. consequently it realizes that water pump and fan autoregulate with engine working status and assures t hat cooling water temperature keeps in the best range all the time and advances the reliability of engine working and realizes exact control of cooling water temperature in deed
選用高效率水泵與電機聯接,改由單片機控制系統根據冷卻水溫控制水泵的工作,代替傳統的皮帶帶動的機械水泵,結合冷卻風扇的電動控制形成兩級智能化控制的冷卻系統,從而,實現了水泵和風扇轉速隨發動機工況變化的自動調節,真正實現了冷卻水溫的精確控制,保證了冷卻水溫始終保持在最佳范圍內,大量減少傳熱損失降低油耗,並提高了發動機工作的可靠性。Competition will inevitably intensify, but the company will seek to safeguard its market dominance in the area of meteorology, oil, education, government and military usage, while actively expanding channel sales
公司將繼續拓展行業市場,在氣象石油教育政府軍隊等行業或部門保持較高的市場佔有率,同時積極拓闊分銷商網路。Man b & w 10l90mc diesel engine is a new type of man diesel company and it has been used in large container vessel. in order to investigate into the characteristic of shaft torsional vibration when any single cylinder flames out and how that affects the main power propulsion system of a ship, the author puts forward a new way of calculation concerning the shaft torsional vibration when the mean indicated pressure of other cylinders remain unchanged
在此基礎上,開發了新的船舶軸系扭轉計算軟體,並以manb & w公司近幾年新推出的一種大功率多缸柴油機manb & w10l90mc型柴油機為例,分別進行了額定功率下和單缸熄火下的扭轉計算,並提出單缸熄火時其他缸平均指示壓力保持不變的軸系扭振計算方法。The second chapter studies the economy of ship ' s power plants, based on the aspects of lowering fuel cost, waste heat recovery, the match of ship, machinery and propeller, increasing propulsion efficiency, increasing the economy of ship ' s power plants, etc. the third chapter discusses in detail the control measures of voyage change cost, analysizes systematically the voyage change cost based on the way of fuel cost, harbor cost, voyage venture cost. the fourth chapter studies the structures and control measures of seafarers cost, maintenance cost, spare parts and stores cost, lubricating oil cost, etc. which are relatively easy to be controlled ; based on the state maintenance decision - making, a mathematical model is put forward, the validity and its solve process are discussed. the control measures of spare parts, fuel cost and lubricating oil cost should be based on scientific budget, through the control means of application, reception, usage, store check, try to acquire the inosculation of theory
第一章主要討論營運船舶運輸成本,對船舶運輸成本的概念、結構、性質與分攤、成本細分進行了分析,從宏觀上闡明了船舶運輸成本的生存環境和生長趨勢;第二章研究了船舶動力裝置的經濟性,在營運船舶降低油耗、廢熱利用、船機槳匹配、提高推進效率、提高船舶動力裝置經濟性的有效途徑等方面進行了闡述和論證;第三章詳細論述並論證了航次變動成本的控制措施,全面系統地分析和總結了航次變動成本,通過對燃油成本、港口使費、航次風險成本的分析與控制,提出了航次風險成本的概念並論述了若干航次風險成本的控制措施;第四章對船舶營運成本中的船員費用控制、維修保養及其費用控制、船舶備件物料管理及其費用控制等幾個主要可控性較高的成本進行了細致的分析並分別討論了相互的控制措施,提出了基於狀態維修決策的馬爾可夫數學模型並論證了模型的正確性及具體解算步驟,對于備件、燃潤物料的控制堅持以科學的預算為前提,以申領、接收、使用、盤存為控制環節,切實做到理論與實踐的密切結合;第五章,結合營運成本的預核算的案例,對船舶營運成本的預算及核算進行了有益的探討,旨在揭示成本發生的動因,並給出了成本預算、核算的編制方法。Abstract : analyzing the general method of temperature screening for assembly in our country, combined with the experience of accelerated testing abroad, we proposed a definition method of parameters, such as temperature range, rate of change of temperature and dwell time. in this paper, we introduce some experience in a temperature screening of a mainboard
摘要:分析了目前國內在組件溫度篩選方面的一般做法,吸收國外加速試驗的經驗,並借鑒定量篩選中根據成效率確定無故障檢驗時間的方法,提出了組件溫度篩選中各參數(如溫度范圍、溫度變化速率、高低溫保持時間和循環數)的確定方法,並以一種稅控加油機主板的溫度篩選為例,介紹了組件溫度篩選方法研究中所總結的一些經驗。It includes the establishment of the collaborative system, the research of the work mode of the group and the relevant technology that support group works, the development of the application system etc. by establish collaboration circumstance, ameliorate the manner by which people exchange their information, we can clear up the obstacle which generated because of the distance of the time and the space, and so we can save the time and energy of the workers, and improve the result and the efficiency
它包括協同工作系統的建立、群體工作方式研究和支持群體工作的相關技術研究、應用系統的開發等部分。通過建立協同工作的環境,改善人們進行信息交流的方式,消除或減少人們在時間和空間上的相互分隔的障礙,從而節省工作人員的時間和精力,提高群體工作質量和效率。海洋石油開發生產調度是一項非常復雜的系統工程,需要綜合處理水文氣象、地理環境、海上鉆井平臺現場設備監控等諸多方面的信息。As long as crude oils are produced offshore and transported across the seas by ships or pipelines, there is a risk of oil spills with the potential to cause significant environmental damage. the " exxon valdez " incident in alaska, and other oil spills in recent years, have demonstrated high risk and damage to the local economics and environment caused by oil pollution
隨著對海洋石油資源的大力開發和全球海上石油運輸量的持續增長,溢油事故發生的頻率越來越高,溢油規模也越來越大,溢油事故的發生,不但給當地漁業、水產養殖業、旅遊業等造成經濟損失,也嚴重損害了海洋以及海岸的自然環境和生態環境。This theoretic model employs the basic idea of correlation measurement, achieve the density wave speed by the correlation of the signals of upper and lower sensors, and get the total flow rate and water cut through the theoretic relationship of density wave speed and total flow rate as well as holdup with the help of drift flux model so as to accomplish the oil / water two - phase flow measurement at last, using the limited available experiment data, the theoretic model has been simplified into an applicable linear alternative which is suitable to homogeneous oil / water two - phase flow measurement to accomplish the oil / water two - phase flow measurement using the density wave phenomena is of highly theoretically valuable for density wave theory research as well as oilavater two - phase flow measurement research. to develop new type oil / water two - phase flow instrumentation based on this theoretic measurement method will be very applicable and promising
在此基礎上,針對穩態密度波理論提出了基於密度波理論的油水兩相流測量理論模型,該模型以密度波傳播理論作為基礎,通過上下游傳感器信號相關獲得密度波傳播速度,利用密度波傳播速度與總流量以及持相率的理論關系結合漂移模型來求解總流量和含相率,實現油水兩相流的測量,在理論分析的基礎上,在實驗資料有限的條件下,對基於密度波理論的油水兩相流測量理論模型作了極限的簡化,提出了本文油水兩相流測量理論方法應用在測量均勻油水兩相流中的實用線性模型。Emcut 101 is premium mineral oil compounded high performance additives to keep stones clean and free cutting for maximum production rates
Emcut 101由優質礦油添加高性能添加劑調制而成,可保持磨石潔凈,達成最高的加工效率。Improvements in performance include reductions in specific fuel consumption ( 4 % ), take - off distance ( 10 - 20 % ), minimum speed ( 100 kias ), time to climb and increase in specific excess power, sustained load factor and sustained turn rate ( 15 % )
性能改進方面包括減少4 %的耗油率,縮短10到20 %的起飛距離,減少最低速度大約一百指示空速節,縮短爬升時間和增加單位剩餘功率,提升15 %的持續回轉率與持續負載系數。The injection fuel pump with 2. 5 mm diameter deliver pipe was analyzed and suitable for the power augmentation of tbd604b diesel according to the fuel injection pressure, fuel injection rate and duration of injection
經計算分析p10型噴油泵配用2 . 5mm高壓油管,從噴油壓力、噴油速率、噴油持續期等參數來看,完全可以滿足提高功率后的tbd604b柴油機對燃油系統的要求。Three phase flow water holdup for data inversion by using reservoir saturation tool
用油藏飽和度儀資料反演求解三相流動持率研究The measurement of oil / water two - phase flow is primarily accomplished by the combination of total flow rate and holdup measurement, and at present, the rotator flowmeter is used to measure the total flow rate. since the rotator flowmeter has movable parts, which makes its responsibility behave nonlinearly under poor environment of me under hole whose fluids have very complex and changeful characteristics and affects the measurement precision. what ' s more, the widely used centralized measurement instrumentation meets problems in oil wells characterized with high production or high water cuts
通常油水兩相流測量主要是通過總流量和持率的測量組合來完成的,目前在總流量的測量中主要使用的是渦輪流量計,由於渦輪流量計具有可動部件使其在流體特性復雜多變的惡劣井條件下的響應呈非線性變化規律,影響測量精度,此外,普遍採用的集流型測試儀器在高產井及含水率高的油井中使用也遇到困難,為此,一種新型的適合非集流型點測的測試方法和測試儀器亟待發展和推廣。Persistent high oil prices could lead to further monetary tightening in the u. s. higher interest rates than currently expected will dampen global economic growth
油價持續高企,可能會引致美國進一步收緊銀根,若利率上升超出目前的預期,全球性經濟增長將被威脅。Focusing on above analysis and basic quality sustainable improvement theory and various quality sustainable improvement tools, from three aspects this paper describes tank shop ' s vivid and dramatic quality sustainable improvement approach. first, in conjunction with tank shop concrete production processing follow, strengthen employee ' s quality sense, self - inspection and mutual inspection through use of scientific inspection card covering tank shop whole production chain ; second, adopt scientific work site management 5s featuring tank shop concrete situation and work site inspection card to strengthen tank shop bottom management ; third, take full advantage of various quality tools to actively and efficiently improve tank shop processes, especially those processes which have serious influence to assembled product, frequently produce non - conformance products and seriously restrict whole tank efficiency improvement
第一,結合車間產品具體的加工工藝流程,採用科學的涵蓋車間產品整個製造過程的質量檢驗卡增強員工的質量意識、加強員工的自檢和互檢;第二,運用科學的現場管理5s法並結合油箱車間生產的具體情況,採用科學合理的車間現場檢驗卡,加強車間的基礎管理;第三,充分運用各種質量持續改進工具對油箱車間生產的各個過程,特別是對整個產品質量有重大影響的關鍵過程、經常出現產品不合格記錄的過程和那些制約著整個油箱車間生產效率提高的過程進行積極的,有效的質量持續改進活動。分享友人