轉孔壓力 的英文怎麼說
中文拼音 [zhuǎnkǒngyālì]
轉孔壓力
英文
borehole pressure-
Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine
選擇了等比例長孔式混合器控制空燃比；通過提高壓縮比來彌補動力性的損失；以動力性為主控目標，對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節；通過空燃比的合理控制，直接改善發動機的動力性、經濟和排放指標；作為對缸內燃燒過程的理論分析，進行了燃燒特性的實驗測試；對原汽油機和新開發的液化石油氣發動機，進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。Minute hardness testing systems, hardness meters vickers, rockwell, shore, metalloscopes, magnetic detectors, demagnetizers, metallographic inspection devices, surface roughness meters, electrical micrometers, air micrometers, mu meters, electrical converters, bore micrometers, cylindrical gauges, block gauges, eccentricity meters, precision bases, others
微小硬度系統硬度計維克斯洛氏邵氏金屬顯微鏡磁力探測機脫磁機金屬組織檢查裝置表面粗糙測定器電微型壓力機空氣微型壓力機微米表電轉換器鏜孔微型壓力機缸徑規塊規偏芯測定器精密加工臺等等。Results show that all the geometric parameters have remarkable effects on combustion performance ; the swirl of intake air generated by skew intake holes enhances fuel - air mixing, minimizes dead zone and stabilizes the flame with reverse flow, but the excessive reverse flow can cause overheat in combustion chamber and exhaust ; the consistency of flow resistance in intake and exhaust system is conducive to the stability of heater performance
研究表明，燃燒室進氣孔的孔徑、孔數、孔的分佈及方向等均對燃燒性能影響很大；斜孔所產生的旋轉進氣，雖具有強化燃氣混合、消除死區和迴流穩焰的作用，但迴流過度會使燃燒室及排溫過高；保證進排氣系統流動阻力（壓力）的一致性，有助於保證加熱器性能穩定。According to the work principle, mechanical model theory and simulation analysis of the hydraulic control valve of the drilling tool, the optimal design parameters of the angle of center of circle of the high pressure hole of upside valve are proposed ; the influence of the charging and discharging lag times on palm supporting capacity is discussed ; and the theoretic basis of designing the control valve of the drilling tool is put forward in the paper
通過對調制式旋轉導向鉆井工具液壓盤閥機構的工作原理、力學模型的理論和模擬分析，給出了上盤閥高壓孔圓心角的最優設計參數；討論了充液、泄液滯后時間對巴掌支撐力的影響，提出了調制式旋轉導向鉆井工具控制閥機械設計和控制的理論依據。This paper investigates the structural parameters of air inlet pipe, air compensating pipe and air compensating valve which influence the air compensation of air compensating valve for motorcycle catalytic converter, the position of air compensating hole, and the relationship of air compensating pressure with engine speed
本文就影響摩托車催化轉化器補氣閥補氣量的進氣管、補氣管、補氣閥的結構參數，以及補氣孔的位置、補氣壓力隨轉速的變化關系等進行了探討。It analyses the influence of, dilatancy, rotation of soil cell ' s principal stress, pore water pressure and the damage softening. the author puts forward a critical value of 0. 01d - 0. 02d to judge the pile - soil slippage
分析了c 、的異步發揮，土的剪脹性，土單元主應力方向旋轉，孔隙水壓力以及損傷軟化對側阻發揮的影響。The aims of this thesis are buckling and ultimate strength. its main content is as follows : emphasizes the significance and purpose of the research in buckling and ultimate strength, and reviewing the status in this field, and puts forward the research task ; analyzes and discusses the design formulations for the buckling strength of the ship plating, in which the influence of residual stresses, lateral pressure, cut - outs and rotational restrains is taken into account
本文以船體板的屈曲和極限強度為研究目標，主要內容有： ?指出研究船體板屈曲和極限強度的意義和目的，簡要回顧了國內外的研究現狀。並提出本文的研究內容； ?考慮殘余應力、側向壓應力、開孔和扭轉約束對于板格的屈曲強度的影響，討論了各個因素影響下的板格的屈曲強度計算公式。On the basis of analyzing the rock mechanics, the bit working circumstance and property in the bottom hole of 6000m deep well, and making use of the former equipment such as a derrick, platforms etc, the paper demonstrates that the research and design of the mechanical device have been established including the high pressure simulating well bore, the high pressure connector between the static well bore and the rotating drill pipe, the high pressure simulating system of circulating fluid and the high pressure desander etc. the produce, control and dynamic analysis of the bottom hole four - dimensional pressure ( over burden, confined, pore and column pressure ) have been studied
本文在對井底巖石的受力狀態以及鉆頭的工作環境和特性加以分析的基礎上，藉助原有的井架、平臺等設備，研究設計了模擬6000米井底壓力壞境的高壓模擬井筒、鉆柱高壓轉聯器、鉆井液高壓模擬系統以及高壓除砂器等機械裝置，並研究了井底四維模擬壓力（上覆壓、圍壓、孔隙壓和液柱壓）的產生、控制及其控制的建模與模擬，從而實現井深至6000米的四維井底壓力環境的模擬。It is found that the rational located destressing boreholes can induce structural failure of the surrounding rock - mass, consequently the high stress move deeply in the rock - mass, and the stress environment in the surrounding rock is ameliorated, the spatio - temporal order of the destruction of the surrounding rock - mass is changed when the destressing boreholes and bolting net with wire mesh composite support are accomplished, therefore the compound supporting technology has prominent advantage for control the deformation and destruction of the surrounding rock
模擬發現：合理布置的卸壓孔可以導致巷幫圍巖的結構性預裂破壞，從而使圍巖高應力向深部轉移；在卸壓孔和錨網聯合支護后改善了圍巖附近的應力環境，改變了圍巖破壞的時空次序，對控制圍巖變形和破壞具有突出的優越性。Each unit anchor has its own individual tendon, its own unit fixed length of borehole, and is loaded with its own unit stressing jack which ensures that the load in all unit anchors is always identical. the total working load of the anchor is beard by each fixed anchor length of all units in staggered depth in the borehole and by means of respective bearing bodies, the tension loads applied to the plastic coated strands are changed into the compression loads on the grout of each fixed anchor length, then the total working load can be divided into several smaller loads and transmitted to the rock mass and soil in different locations in dispersed compression
壓力分散型錨索是在一個鉆孔中安裝若干個錨索單元，每個單元都有自己的桿體和錨固段，在張拉時分別承受相同的工作荷載；錨索總的錨固力由分散布置於鉆孔不同深度處的這些單元錨索的錨固段來共同承擔，並利用各單元的承載體將無粘結錨索的拉力轉化為對錨固段注漿體的壓力，從而將錨索總的錨固力以壓力形式分散作用於不同深度的巖土體上。分享友人