進油節流 的英文怎麼說
中文拼音 [jìnyóujiéliú]
進油節流
英文
meter in-
Borrowing ideas from design theory and structure type of oil hydraulic proportional throttle valve and taking domestic and overseas correlative development as reference, this paper determines working conditions of the valve, designs its structure, selects suitable materials of its components, and performs corresponding intensity and temperature check
在借鑒油壓比例節流閥的設計理論、結構型式以及參考國內外相關研究成果的基礎上,確定了水壓比例節流閥的工作條件,設計了水壓比例節流閥的結構型式,選取了合適的元件材料,並進行了相應的強度和溫升校核。Then pid flow rate control algorithm is introduced. all experiments made in this chapter are about measuring the valve parameters according to spool positions, single actuator flow rate control by the calculated flow rate feedback control method, free flow rate dividing control under the sufficient pump discharge flow rate situation, proportion flow rate dividing and flow rate dividing based on meter - in flow rate feedback control method under insufficient pump discharge flow rate situation. the results of all experiments proved that the method presented in this thesis is an effective way to overcome the unreasonable flow rate dividing when simultaneously operating multi - actuators with different inertia loads
第四章介紹了多執行器復合控制實驗系統和實驗方法;介紹了實驗採用的流量控制的pid演算法;並測定了執行器控制閥和閥芯位移相關的系數;做了單個執行器計算流量反饋流量控制、流量足夠情況下多執行器流量任意分配、流量不足情況下多執行器按比例調節流量分配和多執行器進油側流量反饋分流控制實驗;通過實驗說明了論文提出的分流控制方法能實現大小慣性負載復合操作時的合理分流。The cooling system for engine adopted hydraulic drive and control technology to control the speed of the fan : the chip adjust the control - current of the proportional value, which used in the engine cooling system, to control the speed of the fan. and the size of the control - current is according to the coolant temperature, coolant temperature change rate and target temperature. as for as the hydraulic cooling system we used a motor to drive and control the fan ’ s work or stop according to the temperature of the hydraulic oil
該系統的特點及其實現的功能為:電液混合驅動方式改變了工程機械冷卻裝置驅動方式單一的缺點,發動機冷卻系統採用了電液比例技術控制風扇轉速;單片機可以根據冷卻液溫度、冷卻液溫度變化率和目標冷卻液溫度調節液壓驅動系統中電液比例閥的控制電流,進而控制液壓油的流量,即可以實現冷卻風扇轉速的連續調節;液壓油冷卻系統採用了電動機驅動,然後由單片機根據液壓油的溫度控制電動機的起動和停止。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。With the program the author also researched how the anti - surging regulating process is affected by the parameters of the main throttle, the vice throttle and the operating point of the pressure - increasing limiter
然後利用模擬程序對主、副油路節流嘴尺寸及升壓限制器投入工作點等結構參數對防喘切油過程的影響進行了研究。The analysis on the mismatch between transportation equipments and operation condition, more throttling loss and power consumption in qinhuangdao beijing oil pipeline is made
摘要對秦京管道因混輸冀東原油後秦皇島遷安管段輸量下降16 % ,造成輸油設備與運行工況不相匹配,出現節流損失大、能源浪費大的問題進行了分析。Whole scheme of frame design of test - bed is proposed as : the host fanner supply the firebox the once and twice air required by diesel oil ' s burning and the cooling air ; the export parameter of the test - bed is varied by the adjust of the flux of air and diesel oil. and the air flux is varied by adjusting the rev of the fanner adjusted by transducer and the corner of the fan inlet adjusted by step motor. the quantity of oil is varied by adjusting the oil valve adjusted by step motor ; the measurement of the air flux in the test - bed adopts the method of fanner dynamics performance test in the nation criterion
確立了實驗臺結構設計方案:主風機為燃燒器提供燃燒所需的一次、二次進風量及冷卻風量;利用變頻器調節主風機轉速、用步進電機調節風門開度來調節風量,用步進電機調節回油閥開度來調節供油量,從而實現對模擬實驗臺出口煙氣熱流量的調節;實驗臺的流量測量採用風機動力性能測試標準中測流量方法等。Whole scheme of frame design of testing flat is proposed as : the host fanner supply the air required by flamer ’ s burning and cooling, the export parameter of the flat varies by different rotate speed of the fanner 、 angle of the fan inlet and the quantity of oil, the measurement of flow in the testing flat adopts the method of fanner dynamics performance test in the nation criterion
確立了實驗臺結構設計方案:主風機為燃燒器提供燃燒所需的一次、二次進風量及冷卻風量;模擬實驗臺出口煙氣熱流量是通過調節風機的轉速、風門開度及燃油量來改變;實驗臺的流量測量採用風機動力性能測試標準中流量方法等。The spray processes of throttling and normal pintle nozzles are investigated in this paper. the test results show that the better spray characteristics and spray quality can be achieved when the throttling pintle nozzle is used in small diesel engines
本文對節流軸針式和普通軸針式噴油嘴的噴油過程進行實驗研究,試驗結果表明,節流軸針式噴油嘴應用在小缸徑柴油機上能取得良好的噴油特性和噴霧質量。The suitable oil flux during the circulating of transformer could be defined according to the difference of temperature between the oil and wind in the inlet and the cooling capacity of the wind cooling system ; besides the oil flux can be determined by ultrasonic, it can be estimated whether the oil is flowing equably by determining the oil flux in the branch pipes ; reducing the oil flux of the oil pump could be realized by controlling to change its frequency, which could not only save the energy, reduce the wastage, but benefit the transformer ' s circulating safely
變壓器運行中可根據進口油溫和進口風溫之差、風冷卻器的冷卻容量來確定合適的油流量;油流量可以通過超聲波法進行測量,測量油的分管流量還可判斷油流的均勻情況;降低潛油泵流量可通過潛油泵的變頻控制來實現,不僅節能降耗,對變壓器的安全運行也有著重要意義。What is analyzed and studied is how to establish a practical material transaction system to reduce purchase and circulation expense, and to improve enterprise profits. on the basis of the current material supply management mode of shengli oil field, according to her several years practice and profoundly thinking
本文以降低物資采購成本,加快物資流轉速度,節約流轉費用,提高企業經濟效益為目標,對勝利油田現有物資供應管理模式進行分析和研究,從實際出發,為勝利油田提供一套切實可行的物流系統管理模式? ?現代化物流管理體系,以全面提升勝利油田物資供應管理水平。According to theoretical analysis and experiments on the throttle control system, the quantitative relationship among the speed of executive element, the flow area of the throttle and the load is determined
本文通過對進油路節流調速系統的理論分析與試驗研究,闡明了執行元件的運行速度與節流閥的通流面積以及負載之間的定量關系。Abstract : according to theoretical analysis and experiments on the throttle control system, the quantitative relationship among the speed of executive element, the flow area of the throttle and the load is determined
文摘:本文通過對進油路節流調速系統的理論分析與試驗研究,闡明了執行元件的運行速度與節流閥的通流面積以及負載之間的定量關系。It developments and follows the advantages of traditional instrument control system and computer central control system and make up for their disadvantages so that it is applied in oil, chemistry, mineral, electricity, silk, food and water est. with its new frame, modern technology, complex information and unique control mode. it has become mainstream in process control system
它繼承和發展了常規儀表控制系統和計算機集中控制系統的優點,又彌補了它們各自的不足,以嶄新的結構體系、先進的技術面貌、復雜的信息處理功能和獨具風格的控制方式應用於石油、化工、治金、電力、紡織、造紙、食品和水處理等各個工業生產領域,已經逐步成為過程式控制制系統發展的主流,它的優點在於網路結構簡單,且通信電纜少,布線容易,節省材料和費用,減少了維護工作量。With import and export rights, the international exhibition, investment and financing, and other qualifications, mainly in the following areas : petroleum, chemical engineering ; paints, rubber and plastics. surface treatment ; energy, metallurgy, iron and steel ; wood ; medical, maintenance, pharmaceutical, medical ; textile and leather ; electronic components instrumentation ; communications, radio and television equipment, media programs ; hvac refrigeration, building materials, engineering and construction ; security, protection, fire ; hardware, tools ; iec electrical, lighting ; lamps and accessories, supplies and maintenance ; environmental protection, water treatment ; machinery and equipment industry ; paper, printing and packaging ; logistics ; secondary transfers ; gifts, toys, jewelry ; food, beverage, forestry, animal husbandry and fisheries ; household goods, hotels, beauty care ; it equipment, digital products, software ; office of books, educational equipment ; sports, leisure, sports goods ; wearing apparel, shoes, and hats, bags ; household appliances, audio - visual equipment, professional lighting ; international exhibitions ; transnational agent ; business services, advertising and other areas of international trade, international investment and financing
具有進出口權、國際會展權、投融資等資質,目前主要從事的領域有:石油、化工;塗料、橡塑、表面處理;能源、冶金、鋼鐵;木材;醫藥、保養、制藥、醫療;紡織、皮革;電子元器件儀器儀表;通信、廣電設備、傳媒節目;暖通製冷、建材、工程建築;安防、防護、消防;五金、工具;電工電氣、照明;汽摩及配件、用品、維修;環保、水處理;機械及行業設備;紙業、印刷、包裝;物流;二手轉讓;禮品、玩具、珠寶首飾;食品、飲料、農林牧副漁;家居用品、酒店、美容護理; it設備、數碼產品、軟體;辦公圖書、教育裝備;運動、休閑、體育用品;服裝服飾、鞋帽箱包;家電、影音設備、專業燈光;國際性展覽會;跨國代理;商務服務、廣告等領域的國際貿易、國際投融資。The secondary combustion, which has better controllability, and plays the most pivotal role on the overall performance of a strutjet, so the paper detailedly studied and analyzed the mechanism of fuel ' s atomization, the mechanism of fuel ' s spray burning, vital spray burning models and the combustion ' s controllability, combined with the author ' s practical investigation in the rbcc lab, finally, the author got a most simple and feasible method to control the spraying burning of liquid kerosene - - to set up an adjusting valve in the fuel pipeline
文中重點對燃油的霧化機理、燃油的噴霧燃燒機理、主要的燃燒模型和燃燒過程的可控性,展開了詳細地分析研究,並結合在rbcc實驗室的實際研究,獲得了對燃油噴霧燃燒進行調節的最簡單、可行的方法,即在燃油管路上設置流量調節閥。於是燃燒組織問題轉化為對該調節閥的開度如何施加適當控制的問題。If the engine sounds ok and is not labouring gently open the throttle fully and adjust as detailed below
如果運轉聲音聽起來很順的話,慢慢將節流閥全開進行磨車跟調整主副油針。Accorded to the experimental research, under different flow area of flow valve and different adjusted pressure of relief valve, conclusion that the regulation of the pressure p1, p2 in the two cylinder chambers varied with the change of step load were as follows : when the throttle valve was series - connected on the return oil - line in the metering - out control system, under the same flow area and the same adjusted pressure of relief valve, with the incremental quantity of step load, the pressure highly - adjusted capacity of the hydraulic cylinder chamber with piston - rod decreased, meanwhile, it ' s time of rise, time to peak and the governing time all decreased. while the pressure highly - adjusted capacity of the hydraulic cylinder chamber without piston - rod increased
通過試驗研究得出系統在不同的流量閥開度、不同溢流閥調節壓力(進口壓力)下,液壓缸兩腔壓力p _ 1 、 p _ 2隨階躍負載變化的規律:當出口節流調速系統的回油路上串接節流閥時,隨階躍負載的增加,在相同流量閥開度、相同溢流閥調節壓力的情況下,液壓缸有桿腔壓力p _ 2 ( t )的超調量是減小的,上升時間、峰值時間以及調整時間也是減小的;液壓缸無桿腔壓力p _ 1 ( t )的超調量是增加的。Taking the hydrostatic equilibrium of axial force of pump dm360 as the example, this paper elaborates design calculation and dynamic - static characteristic analysis of hydrostatic bearing with twisting plate throttle, derives design parameters and formulas of bearing structure, discusses effects of various main factors ( oil viscosity, compressibility, distortion coefficient of twisting plate, pressure of oil source, and bearing clearance ) on dynamic characteristic, and obtains some conclusions about the application of hydrostatic bearing in engineering practice
本文以dm360型泵軸向力的液體靜壓支承平衡為例,對扭板節流靜壓支承的設計計算和動靜態特性分析進行了較為詳盡的闡述,推導出支承結構的設計參數和公式,討論了各種主要因素(油液的粘度、油液的可壓縮性、扭板變形系數、供油壓力、支承間隙)對支承動態特性的影響,給出了一些結論。With pid, air - inlet simulation control software is programmed at the same time, which can control the total temperature and pressure of the air - inlet efficiently. in addition, the parameter calibration of the engine and the experimental database are accomplished
基於pid控制器開發了溫度、壓力調節控制軟體,能根據試驗要求自動地調節空氣和燃油的流量,實現進氣溫度、壓力模擬和試驗過程式控制制。分享友人