空氣粘度 的英文怎麼說

中文拼音 [kōngqìniándù]
空氣粘度 英文
air viscosity
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 氣 : Ⅰ名詞1 （氣體） gas 2 （空氣） air 3 （氣息） breath 4 （自然界冷熱陰晴等現象） weather 5 （氣味...
  • 粘 : 粘動詞（粘附） glue; stick; paste; adhere to; bond
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 空氣 : 1 （大氣） air; atmosphere 2 （氣氛） atmosphere 3 （氣閘） air brake4 pneum ; pneumo ; pneumat ;...
  1. Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer

    超聲波由於其空化機理及對液體的流變性影響等特性，在燃油霧化燃燒中逐步引起人們的重視，尤其在重渣油等高粘度液體的霧化過程中逐步顯示出其優越性，但其具體的霧化機理還需要做進一步的研究在氣泡霧化噴嘴基礎加入懸臂式簧片哨，將超聲波與氣泡霧化相結合是本文討論的主要內容本文從研究超聲波的一些機理入手，討論了超聲動力發生器氣泡霧化以及液體粘度對霧化質量的影響，並通過具體的實驗，根據實驗數據來討論霧化質量隨各種結構參數運行參數的變化規律，以便找到超聲霧化的一些規律，豐富對超聲霧化機理的研究，對超聲霧化噴嘴的設計具有一定的指導意義。
  2. This article aims at the boiler ' s problems in operation : 1 ) under nominal load, the smoke temperature at the outlet of hearth reaches 1200, far more exceeds 1050 the original designed temperature. this will always result in slag inside boiler and the temperature of overheater ' s pipe superheat, so that boiler cannot take nominal load and all these influence boiler ' s nomal operation heavily, 2 ) this article also studied the reason why the assistant oil becoming necessary when coal changes. during the nomal operation, many factors ( makeup of combustor and its disposal, smirch and encrust of water wall, excessive air coefficient, temperature of primary air, coal type and density of coal dust ) can deviate the designed working conditions, then affect the boiler ' s nomal operation

    本文針對該鍋爐在實際運行中存在的問題：在額定負荷下，爐膛出口超溫、低溫段過熱器前煙溫高達936 ，遠遠超過815的設計值；噴燃器四周水冷壁結焦嚴重，過熱器管壁溫度超標，無法帶上額定負荷；甚至有時因燃煤質量的變化，必須投油助燃的嚴重情況進行了分析研究。在實際生產過程中，燃燒器的結構、布置，水冷壁的粘污、結垢，過剩空氣系數、一次風溫、煤種及其濃度變化等許多因素都會偏離鍋爐的設計工況，從而影響爐內的傳熱和燃燒，造成爐膛出口超溫、水冷壁結渣等問題。
  3. Considering the viscous interaction between the kernel and the air inside the grain the paper shows the dynamic tortuosity function in grain. considering the thermal exchanges between the kernel and the air the paper shows the dynamic permeability function in grain

    考慮準多孔介質聲傳播中存在空氣與顆粒間的粘滯力和慣性力，推導出準多孔介質中孔隙動態曲折度函數表達式。
  4. With gelatin liquor as adhesive and wheat meal as granulation material, the effects on spray granule ' s strength of fluidizing gas velocity, bed temperature, nozzle air pressure and adhesive concentration were studied experimentally in a batch conical fluidized bed spray particle generator

    本文在一間歇錐形流化床噴霧造粒器中，以食用小麥澱粉為原料，以明膠的水溶液為粘結劑，實驗研究了流化氣速、床層溫度、噴嘴霧化空氣壓力、粘結劑濃度對噴霧造粒顆粒強度的影響。
  5. Moreover, the resulted prediction model of foam size of the closed cell aluminum foam was verified by comparison to the experimental results from the foaming process at different foaming conditions, and the predicted bubble diameter is in good agreement with the experimental ones, the relative error distributes between - 5. 04 % and 6. 32 %

    當入射空氣的壓強、氣流量，液面高度，出氣孔直徑增大時，氣泡直徑隨之增大；當出氣孔數量，液體粘度增大時，氣泡直徑減小，表面張力對氣泡直徑的影響可以忽略不計；靜態條件下液體表面氣泡直徑的預測值和實驗測量值符合得較好，相對誤差分佈在- 5 . 04 % ~ 6 . 32 %之間。
  6. 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。
  7. Bonic 8580 medium sealant is a multipurpose, one - part product that adheres without priming to a variety of materials and cures to a durable, flexible silicone rubber upon exposure to water vapor in the air

    Bonic 8580中性密封劑是一種多用途，單一組份，常溫固化，能夠持久靈活粘接之矽酮膠，其乾燥情況視空氣濕度變化而不同。
  8. The wall sticking of dry powder is concerned to geometric figure of cyclone chamber, roughness of wall, velocity of air and static charge

    乾粉表面粘附與塔壁的幾何形狀、粗糙程度、空氣流速、靜電力等有關。
  9. A total of 16 healthy subjects underwent bronchoscopy with bronchial mucosal biopsies and bronchoalveolar lavage ( bal ) on two occasions, in random order : once at 14 h after a 2 - h exposure to air pollution in a busy road tunnel, and once after a control day with subjects exposed to urban air during normal activities

    對16名健康受試者在隨機順序下限后進行兩種處理，分別為暴露于某繁忙的公路隧道的污染空氣2小時，和選擇某一天暴露於一般繁忙程度的城市大氣中作為對照， 14小時后進行支氣管鏡下支氣管粘膜活檢和支氣管肺泡灌洗（ bal ） 。
  10. In air - water system, the influence of gas superficial velocity on hydrodynamic parameters and volumetric mass transfer coefficient ( k, a ) is investigated. in order to simulate microorganism, a series doses of solid particle are added into water. in such an air - water - solid particle system, the influence of solid concentration on hydrodynamic parameters and volumetric mass transfer coefficient are studied

    在空氣-水體系研究了表觀氣速對流體動力學參數和傳質動力學參數的影響；以固體顆粒模擬生物相、以柔性填料模擬生物填料床在空氣-水-固體顆粒和空氣-水-填料體系中研究固含率對流體動力學參數和傳質動力學參數的影響；以cmc溶液模擬實際操作中的液相介質研究液相粘度對上述參數的影響； 4
  11. The optimum conditions for air electrode preparation were shown as follows : active carbon which was baked for 15 min in 900 as carrier for catalyst, bond is 60mass % polytetrafluoroethylene ( ptfe ) liquor, 20 % ptfe in waterproof layer, 10mass % pore - making in waterproof layer thickness of waterproof layer 0. 30mm, 10mass % ptfe in catalysis layer, nickel screen for current collector, compacting pressure 6mpa

    確定製備空氣電極的最佳工藝條件為:催化劑載體的處理條件為在900下灼燒15min ，粘結劑為60mass % ptfe的水溶液。防水層中pefe含量為20mass % ，造孔劑含量為10mass % ，其厚度為0 . 3mm 。催化層中ptfe含量為10mass % 。
  12. 1. it adopts compressed air as power supply and uses precise cylinder ; it can measure thermal green tensile strength and green tensile strength of common temperature ; 2

    1 .採用壓縮空氣為動力源，使用高精度的氣缸可以測試粘土濕型砂的熱濕拉強度常溫濕拉強度
  13. The finite difference method and matlab / simulink are used to simulate the pressure transients accompanying the growing and collapsing of gas bubbles and cavitation in low pressure hydraulic pipelines. a method using selector block in matlab simulink to solve the equations in spatial dimension is developed. the pressure transients under different conditions such as different initial flow rate, different viscosity and different initial gas bubble volume are simulated

    採用有限差分及matlab / simulink模擬方法，提出了採用simulink中selector模塊求解空間域上積分的方法，對低壓液壓管路有氣泡和氣穴產生的瞬態壓力脈動過程進行了時間域和空間域上的求解，對不同起始流量、不同液壓油粘度和不同初始氣泡量等條件下的瞬態壓力脈動過程進行了模擬研究。
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