泵油率 的英文怎麼說
中文拼音 [bèngyóulǜ]
泵油率
英文
pumrate-
If the coefficient of engagement overlap decreases, the flow aggrandize, trapping volume and the flow pulsating ratio decreases
隨著齒輪嚙合重合系數的減小,齒輪泵的流量增大,困油容積和流量脈動率減小。" yubeng " brand butter pump adopt national inventing patent technology " multi - grade high - pressure coaxial connecting structure " patent no. 20042005191. x. blooey rate reduces and improves using time
「玉泵」牌黃油泵採用了國家發明專利「多級高壓泵同軸聯接機構」技術,專利號200420005191 . x 。運行故障率大大減少,提高了使用壽命。The machine is circumgyration drilling machine that the rotary drives drilling tool to bore by rotation, adopts full hydraulic pressure drive, constant power loop, wheel cylinder startup, oil cylinder disappear ing end bumper, electrohydraulic combined control, steel wheel traveling and disassembly transport
該機是由轉盤帶動鉆具旋轉鉆進的回轉鉆機,採用全液壓驅動,恆功率迴路,分泵啟動,油缸升降,電液復合操縱,鋼輪行走,解體運輸。Changes of the longitudinal and transversal wave velocities in different directions and the rock velocity anisotropy as a function of confining pressure have been studied under laboratory ultrasonic frequency for shale and sandstone with marked foliation, which had been saturated by the fluids with different viscosity kerosene and vacuum pump oil and salinity distilled water, 50000
利用不同黏度煤油和真空泵油不同礦化度蒸餾水50mg l和150mg l的nacl溶液的流體對頁巖和具有明顯層理的砂巖進行飽和,在實驗室超聲頻率下研究樣品不同方向縱橫波速度以及各向異性參數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 %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。Our company s main products are windshield wiper assemblies, generators, pneumatic pumps and assemblies and electric fuel pumps
公司主要產品有:內外擺門泵臥式刮水器大功率汽車發電機電噴燃油泵液壓汽門挺桿。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。Secondly it makes field management easier which includes filling oil and pump ground cleaning and therefore lessens the workers " labor
其次是便於現場管理,減少了加油次數和泵臺打掃的頻率,因而減輕了操作工人的勞動強度,更好地保證了設備長期運行。These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure
齒輪泵除具有流量和容積效率、扭矩和機械效率、功率和總效率等基本特性外,還存在著困油、噪聲和氣穴等現象,這些特性和現象直接影響齒輪泵的質量,對斜齒齒輪泵的這些特性和現象的理論研究難度較大,目前大多仍局限於實驗測試研究階段,而聚合物齒輪泵在輸送化工流程中的高溫、高壓的粘流態聚合物時特性的理論研究在國內基本還處于空白。3 > the power - load matching control of pump and diesel is also investigated in this paper, which includes economic working control and load limit control of diesel
3 、對液壓泵與柴油機之間的功率匹配控制進行了研究,其中包括柴油機經濟工作點的控制和防止柴油機過載的全程極限負荷控制。Abstract : the stimulation treatment of & quot; loosening rock by the dilatancy of explosive waves & quot; is tested in the casing well 4242 for studying its result and its influence on casing. the result of the field test shows that this test is successful in technology, the oil production of the well is 4 times as much as that of it before the test ; the deformation of casing is local, and the result of the strength calculation shows that the deformation will not destroy casing
文摘:為了研究「壓脹松動」增產技術的增產效果和對套管的影響,在延長石油管理局子長油礦對4242井進行了現場實驗.該技術採用強動載波在地層深處疊加的方法,造成壓脹條件,松動巖石,增大近井帶滲透率,提高油井產量.施工后,該井產量增加為原來的4倍多.本次實驗工藝上是成功的,首先是按設計要求引爆了炸藥,其二是由於採取了保護措施,使套管變形局限在施工段處,不影響下泵,不影響油井生產;套管強度校核分析也證明了套管不會破壞.施工后地質效果明顯Abstract : the paper introduces the brief cases of gas jet pump used for oil and gas well artificial lift, expounds operating mechanism, advantage and limitation of gas jet pump, analyses the actual results and service conditions of gas jet pump used for dewatering gas production wells. the analysis result shows the gas jet pump technology have the advantage of gas lift technology, and have higher efficiency and better result than semi - enclosed gas lift. service conditions of gas jet pump is the same with semi - enclosed gas lift. so it is worth using widely
文摘:介紹國內外氣體射流泵用於油氣井人工舉升的簡況,闡述其作用機理、優點及局限性,分析用於排水采氣井的實際效果、應用條件;認為氣體射流泵工藝是具有氣舉工藝的優點,又比半閉式氣舉效率更高、效果更好,應積極推廣的工藝,因其應用條件與半閉式氣舉相同,故在氣舉井上作為接替工藝尤為簡便可行。A method based on the application of an injection process analysis software is introduced in this article, which optimize injection process through changing the design of fuel - injection pump cam. a model of 1115 single cylinder direct injection diesel engine is used as an example. with the help of pre - journey optimization, increasing cam lift and using tangent - function can make the matching of the injection system with the diesel more reasonable. without changing fuel pump installing size, it can enhance injection rate and injection pressure and improve the diesel operating stability in low speed condition
本文以國產1115型單缸直噴柴油機為例,介紹一種應用噴油過程分析軟體改進噴油泵凸輪設計的方法,通過增大噴油泵凸輪升程、採用切線函數凸輪並優化預行程的方式,在不改變噴油泵安裝尺寸的前提下,可提高噴油壓力和噴油速率,改善柴油機低速工作穩定性,使噴油系統與柴油機匹配更合理。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。A method to enhance rod pumping efficiency
一種提高有桿泵抽油系統效率的方法The results also display the impeller ' s good hydraulic properties and the vaned diffuser ' s imperfect hydraulic properties and low efficiency
計算結果還顯示:潛油泵葉輪有較好的水力性能,而潛油泵導輪的水力性能是不完善的,效率較低。Plasma ignition technique for engine is a new pattern technique, at the present some developed countries have studied plasma ignition system. ukraine have firstly used this technique in marine gas turbine and pumping station of the gas turbine used for the long distance oil transportation main from siberia to europe which increases the reliability of retrofires and extend the concentration limit of retrofires
目前,世界上幾個技術發達國家都開展了等離子點火系統的研究,尤其是獨聯體國家更是率先把等離子點火系統用於艦用燃氣輪機以及從西伯利亞到歐洲的遠距離輸油干線的燃氣輪機泵站上,使發動機的點火可靠性和點火的濃度極限得到了極大的提高。The 6psd30 - 1 fuel injection pump test stand is the 1970 ' s product and leave unused. its electrical control part is made up of large discrete components with low - test sensitivity, inconvenient setting and adjustment, high trouble rate. moreover, its circuit components are aging and spoiled
6psd30 - 1型電子控制噴油泵試驗臺是七十年代的產品,其電氣控制部分電路採用大量分立元件構成,測試靈敏度低,設定調整不方便,故障率高,而且電路元件大多老化、損壞,現處于閑置狀態。Chapter 3 gives an introduction to the flow rate dividing principle based on meter - in flow rate feedback control of multi - actuators control system. special analysis about simultaneously operating multi - actuators with different inertia loads is made. finally the results of simulation proved that the new method is an effective way to improve the flow - used ratio when the pump discharge flow rate is insufficient
第三章介紹了基於執行器進油側流量反饋的分流控制的原理,並針對大小慣性執行器同時起動時採用該分流控制方法進行了具體分析;最後通過模擬說明該分流控制方法能在大小慣性執行器同時起動並在泵輸出流量不足的情況下有效提高泵輸出流量的利用率,並能實現優先級和分流比混合控制。分享友人