濕熱穩定性 的英文怎麼說
中文拼音 [shīrèwěndìngxìng]
濕熱穩定性
英文
hydrothermal stability- 濕 : Ⅰ形容詞(沾了水的或顯出含水分多的) wet; damp; humid Ⅱ名詞(姓氏) a surname
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 濕熱 : damp heat
- 穩定性 : antiwhip
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping
本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。Because it well reserves the chemical stability of inorganic glass, it has the following features : low density, low thermal conductivity, vapor impermeability, no water absorption, incombustibility, protection from mould and rat eating, high mechanical strength but easy to cut and able to bear all kinds of chemical erosions except the hydrofluoric acid
由於它完全保留了無機玻璃的化學穩定性,具有容重低導熱系數小不透濕不吸水不燃燒不霉變不受鼠嚙機械強度高卻又易加工,能耐除氟化氫以外所有的化學侵蝕。Degradation of biomaterials and foods during thermal drying is caused mainly by their thermo - and xero - labile properties
摘要生物物料和食品在熱力乾燥過程中的質量退化主要是由其熱濕不穩定特性導致的。It has noncombustible, non - toxic, corrosion resistance, bulk density of small, low thermal conductivity, chemical stability strong, and low moisture absorption rate, hydrophobic good, and many other advantages, is recognized superior insulating properties, thermal insulation, sound - absorbing materials with a wide range of purposes
它具有不燃、無毒、耐腐蝕、容重小、導熱系數低、化學穩定性強、吸濕率低、憎水性好等諸多優點,是目前公認性能優越的保溫、隔熱、吸音材料,具有十分廣泛的用途。Wet and dry numerical simulation tests for explosive cyclone over western pacific were performed. by contrast the results show that : tropopause and constant temperature surface were raised by latent heat release in upper level and disturbance trough was produced because air flow ascended and became cold. owing to this process adaption, inertial instability emergenced
對氣旋強烈爆發的過程進行干濕對比數值模擬試驗,得出:潛熱釋放使對流層項和等溫面抬高,氣流在高層的上升冷卻形成擾動槽,其適應過程使高層出現慣性不穩定。As a super refractory, nature flaky graphite has many advantages such as high thermal conductivity, high thermal shock resistance, excellent high - temperature strength, excellent machinability, high sublimation temperature and low thermal expansion coefficient. unfortunately, the poor water wettability, low density and flaky structure of graphite surface limit its application with large quantity
天然鱗片石墨以其熱膨脹小,導熱性、抗熱震性和化學穩定性好等諸多優點而成為適應鋼鐵冶煉苛刻環境耐火材料的原料,但石墨在水中的潤濕性、分散性差以及在空氣中易氧化等缺點限制了它的進一步應用。The temperature of upper reach is higher than that of lower reach, therefore, the river freezes up from lower reach to upper reach and breaks up from upper reach to lower reach. secondly, inner mongolia reach lies in inland area. it is far from ocean and controlled by mongolia high - pressure
其次,內蒙段處于內陸地帶,離海洋距離遠,暖濕氣流難以到達,常為蒙古高壓控制,呈典型的大陸性氣候,年降水量少,夏季盛熱短暫,冬季嚴寒漫長,河流結冰期長達4 - 5個月,大部分為穩定封凍河段。Thermal insulating products for building applications. determination of dimensional stability under specified temperature and humidity conditions
建築物絕熱產品.規定溫度和濕度條件下尺寸穩定性的測定Thermal insulating products for building applications - determination of dimensional stability under specified temperature and humidity conditions
建築物用的隔熱產品.在特定溫度和濕度條件下尺寸穩定性的測定Thermal insulating products for building applications - determination of dimensional stability under specified temperature and humidity conditions ; german version en 1604 : 1996
建築物絕熱產品.規定溫度和濕度條件下尺寸穩定性測定The results show that there are two centers of occurrence of llsw respectively in dong bei and jiang nan ; the regional torrential rain over the yangtze river basin is closely associated with llsw during the major periods of heavy rainfall ; the diurnal variation of the number of occurrence in the middle and low reaches of the yangtze river is the strongest in china there are some significant differences between llj and nallsw in positive season, spatial variation, diurnal variation and field of pressure. by the way, the important effect of inertial stability on heavy rainfall with both low level south - westerly jet and high level northerly strong flow is analyzed theoretically. the results show that the existence of the maximum of inertial stability in the left font of the low level jet is favor of the accumulation of the moist thermal energy, and conditional symmetric instability or convective instability can be expected in this region
另外,慣性穩定性的作用以往不受重視,本文通過對西南低空急流左前方和高空偏北大風軸右後方的慣性穩定性和對稱穩定性的理論分析和實例計算,表明慣性穩定性在伴有高低空急流的暴雨中有重要意義,揭示了梅雨暴雨的一種新的高低空急流耦合機制:低空急流左前方慣性穩定度大值區的存在,有利於低層濕熱能量的積累,使低層傾斜對流的不穩定發展更多期望于條件性對稱不穩定或對流不穩定;高空偏北大風軸(西風急流)的存在,是其右後方(右側)出現對稱不穩定的有利條件,高空相對容易出現干對稱不穩定;慣性穩定性的作用,使低層的傾斜對流更偏向於垂直方向,有利於對流發展,使高層的傾斜對流更偏向於水平方向,有利於高層輻散。This paper analyzed the characteristics of process, equipment, investment, quality and cost of traditional multi - layer parquet production using single - component moisture - curing liquid polyurethane ( pur ) adhesives
摘要單組分濕固化液態聚氨酯膠( pur )不同於傳統水基膠黏劑,用於生產多層復合地板時,可避免生產過程中因水分和熱量的介入對木材尺寸穩定性的影響。The mcc develops mechanism is analyzed based on moist thermal wind theory, relatively mesoscale convectively generated vortex, potential vorticity thinking, inertial instability theory and so on
用濕熱成風、相對中層渦旋、等熵位渦、慣性穩定度等討論了mcc的發生發展機理。The relationships between the cycle cop ( coefficient of performance ), the cooling capacities ( qe ) of the system and the hot air temperature, between cop, qe and the ambient air temperature, relative humidity, between cop, qe and the wet air temperature at the generator upside, between the system general efficiency and the hot air temperature are found
得出系統製冷量、 cop值、總效率隨環境空氣溫度和相對濕度、太陽能集熱板出口空氣溫度以及發生器出口空氣溫度的變化關系。通過研究發現,當熱空氣達到一定溫度時,循環具有較好的穩定性。Successive regression on relative humidity and infrared data of geostationary meteorological satellite was made with non - linear transitions after optimal fittings taken from 48 functions. to avoid the over - fitting phenomenon, the stable and best - fitted models were adopted, c )
而且由於質量控制的作用,反演濕度場與原濕度場有較大的一致性,與其它要素分佈保持動力與熱力匹配,從而有利於模式運行的穩定性。分享友人