進氣降壓 的英文怎麼說
中文拼音 [jìnqìjiàngyā]
進氣降壓
英文
entry loss-
The advent of balloon angioplasty reduced the intrusiveness for certain patients ; a balloon was fed along a catheter to the blockage, then expanded to crack and compress the plaque, leaving a wider conduit for blood flow
氣球血管造形術則降低了手術侵入程度:氣球沿著導管送進堵塞的血管區域,然後氣球會充氣,壓碎並壓緊粥狀硬化斑,以利血液流通。The paper reports concisely the technology development of pretreatment and subsequence treatment of acidic water stripping installation now, the technology of pretreatment of acidic water include : remove waste gas, waste oil, suspending solid, effluvium and safety measure taken, the technology of subsequence treatment of acidic water include : the technology of return use of srripped water and the technology of sbr and the technology of ion exchange of denitrification, especially the proprietary technology of fripp in the field
摘要簡述了目前煉油廠酸性水汽提裝置的上下游處理技術及其研究進展,上游技術主要包括:酸性水降壓脫氣、除油、脫懸浮物、惡臭氣體脫臭和應採取的安全防護措施;下游技術主要包括:汽提凈化水的回用、 sbr法、離子交換法除氨等工藝,並簡要介紹了撫順石油化工研究院在本領域上的專有技術。Once the cold water enters the flack, the vapor pressure falls quickly
一旦冷水進入長頸瓶,水氣壓就迅速下降。Apply computer chip to control the circuit ; omron opto - elecrtonic control - ler and panasonic and mitsubishi inverter have stable performance, high precision, rapid reaction and long life - span ; the controlling plate applies tactile operation board which is handled easily ; vertical structural screen is easy to adjust the vertical printing pressure so as to ensure the quality of printing ; the frame lift is driven by electrical motor and installed with imported linear guide rails, of which the speed - adjust device, scraper and scraping blade can be adjusted within15 to 45 and can be set for many times so as to repeatedly printing with good precision and output, the flat bed is made of 2mm stain - less steel plates which are flat, smooth and indeformable ; it is also equiped with micromatic setting device in order to ensure the precision of multi - color overprint and auto air - intake device to ensure strong adsorption
採用電腦板控制電路,歐姆龍光電控制器,松下,三菱變頻器,行直穩定.精度高,反應快,壽命長,控制面板採用觸摸式操作面板,操作方便,六式結構型網版垂直升降印刷壓力可調保證印刷質量,機架升降採用電機驅動安裝進口直線導軌,刮刀、回墨刀可在15一45角調整,可設置多次,重復印刷保證產品精度.平臺板採用2毫米不銹鋼板製作,平整光滑不變形配有微調裝置,確保多色套印精度,配自動吸氣裝置,確保強有力的吸附。And the experimentation has been done. it ' s primary results were given, such as temperature and pressure curve for the combustor and gasifier
並進行了多聯產方案試驗,給出了燃燒爐、氣化爐的升溫曲線、床層壓降曲線等初步試驗結果。With this purpose, this paper researches the state of dometic and overseas seal technique ; uses other enterprise ' s successful experiments for reference ; combines the factory set ' s structural property, technics characteristic and the different request of medium leakage degree ; considers the respective strongpoints of floating ring seal, conical floating seal, suction labyrinth seal, inflator labyrinth seal, mechanical seal, dry gas seal ; finds out the optimum, dependable seal techinique fiting for each set on the base of entire analysis on the centrifugal compressor. and in the end by putting this plan into practice the factory achieves localized reconstructs, reduces the production cost and fulfils the demands of secular safe use
本文在把握國內外離心壓縮機密封技術的發展狀況,借鑒其他企業的成功經驗基礎上,根據我廠機組結構特性、工藝特性、介質泄漏程度要求的不同,以及浮環密封、錐形浮環密封、抽充氣式迷宮密封、機械密封、干氣密封的各自特點,對離心壓縮機存在的密封問題進行了全面剖析,研究了適合每臺機組最佳、可靠的密封技術,實施了本地化技術改造,降低了生產成本,滿足了機組長期穩定運行的生產要求,取得了顯著的經濟效益和社會效益。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。Mesoscale model simulations have been performed of a severe thunderstorm that occurred on 22 - 23 august 2001 in huabei area in china. combing with satellite, doppler radar images and general weather observations, the evolution mechanism of the severe thunderstorm is analysed with emphasis on the orographic effect of taihang mountain
將模擬的雲、風、壓場和降水與實況資料進行對比檢驗,在控制模擬效果較為理想的情況下,結合衛星、 doppler雷達觀測和常規天氣資料,對整個對流風暴的發展演變過程進行分析,並著重對強對流風暴發生演變的熱力、動力機制以及重力波特徵進行了研究。Suction gas pressure goes up as the compressor run at the lower speed in the lower burthen, and this is beneficial to lower systems energy - consume. when the system is controlled by wvf, the discharge change of the evaporator is not linear ; the electronic expansion valve is adopted to regulate the system superheat degree, and the controlled object is parameter time varying, accordingly, the time varying controller should be adopted
在負荷較小時,壓縮機採用低速運轉,吸氣壓力升高,這對系統降低能耗是有利的;變頻控制時,蒸發器製冷劑流量的變化並非線性;系統中採用電子膨脹閥進行過熱度控制,被控對象具有參數時變的特性,相應地宜採用變結構的控制器。The hydrodynamic experiments with countercurrent flow of gas and liquid simulating the flow conditions in the lower zone of the blast furnace were carried out in a packed bed to clarify the gas pressure drop characteristics in that zone
摘要為了闡明高爐下部氣相壓降的特性,在填料床內模擬高爐下部流動條件進行了氣液兩相逆流的流體力學實驗。When there are struts at the divergent parts of inlet, the total pressure recovery coefficients and the kinetic energy coefficients of inlet decrease, and the flow distortion index increases obviously
當進氣道擴壓段有側向支柱存在時,進氣道總壓恢復系數和動能系數均有所降低,而流場畸變指數則顯著增大。The results prove that : ( 1 ) when the mach number of the flow at the exit increases, the total pressure recovery decreases, and the circular steady total pressure distortion coefficient, turbulence intensity and synthesis distortion increase
研究結果表明: ( 1 )地面工作狀態下,隨著出口馬赫數的增加,蛇形進氣道出口截面的總壓恢復系數不斷下降,而穩態周向畸變指數、紊流度和綜合畸變指數均上升,穩態徑向畸變指數變化不大。According to theory of the environmental isotope tracer and theory of deuterium excess ( d - excess ) parameter with the atmospheric water and the groundwater, the dissertation has comprehensively researched on the regional karst water and the pressure - bearing karst water in deep maoba syncline in virtue of routine geologic and geochemistry investigation
根據環境同位素示蹤、大氣降水氘過量參數和地下水氘過量參數演化理論,結合常規地質、地球化學工作,對該地區域巖溶水和毛壩向斜段核部深層巖溶承壓水進行了綜合分析研究。The farther knowledge has been acquired that pressure - bearing karst water in deep maoba syncline is replenished by the atmospheric water from both east wing and west wing of maoba syncline, but which from east wing is more, and it is impossible that the pressure - bearing karst water from west wing rounds to replenish east wing. 3
得到進一步的認識;毛壩向斜核部的深部承壓水,同時接受向斜東翼和西翼大氣降水的補給,東翼的補給量相對大些;整個深部承壓水不存在西翼繞過核部補給東翼的可能性; 3The performances such as air flow, airside pressure drop, waterside heat exchange and power consumed by compressor vs. frosting time under different condition, were simulated and analyzed by using the ashpwch model developed
採用該模型對機組在不同工況下的性能進行了模擬分析,得到了風量、空氣側壓降以及水側換熱器換熱量、壓縮機的軸功率等隨結霜時間的變化。The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0
在更寬的溫度范圍、壓差范圍內,在不同原料氣組成(即不同的氫氣分壓)條件下,對所制備的鋯表面改性膜進行了滲氫性能實驗,考核了膜對氫的唯一選擇滲透性,結果表明:在四極質譜的檢測下限內,只有氫氣存在,而無雜質氣體通過;在593k 773k溫度范圍內,鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數;其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大,並且呈線性關系;壓力對膜的滲氫系數幾乎無影響;膜的滲氫系數隨著溫度的升高而下降,井巨呈指數關系:根據對實驗數據所作滲氫系數與溫度關系曲線的擬合,在溫度593k 773k范圍內,壓差p 、 0二0According to the data from experiment, the semi - empirical formula computing pressure drop of wire packing rotating packed bed absorber in air independent propulsion ( aip ) system is established by regression analysis
利用實驗數據進行回歸分析,得到了計算絲網填料旋轉床吸收器氣相壓力降的半經驗公式。The technique can avoid produce ti / al chemical compound in high temperature. the chemical compound would increase the difficulty of pressing. the research on vacuum degassing and temperature of pressing can acquire the ideal composite powders of highly
對ti / al復合粉進行真空脫氣及低溫熱壓制可以降低坯料中空氣含量並提高粉末顆粒的界面結合強度,同時避免高溫下生成tial基化合物增加緻密難度,對真空脫氣及壓制溫度進行研究,獲得理想的緻密度極高的復合粉末。The characteristics of pressure drop of wire packing rotating packed bed absorber in air independent propulsion ( aip ) system are analyzed under counter - current condition and the model of pressure drop is built
摘要對不依賴空氣動力裝置( aip )系統不銹鋼波紋絲網填料旋轉床吸收器在氣液兩相逆流條件下的氣相壓力降特性進行了分析,建立了壓力降預報理論模型。The stability will fall when inlet flow is distorted. a circumferential critical distorted angle exists in the compressor, the stability of the compressor will change little when circumferential distorted angle is greater than critical distorted angle
進氣畸變會使壓氣機的穩定性下降,但壓氣機存在一周向臨界畸變角,當進氣周向畸變區域大於周向臨界畸變角時,壓氣機的穩定裕度和在臨界畸變角時的相比,變化很小。分享友人