熱傳 的英文怎麼說

3. the mathematical model for heat and mass transfer in the adsorbent bed is established, the porous of adsorbent, the flow of adsorbate in adsorbent, the characteristic of non - equilibrium adsorption are combined in the model, and a more accurate model of fluid flow in porous media - ergun model is adopted

它綜合考慮了吸附劑的多孔介質結構，吸附質氣體在吸附劑內的流動，吸附的非平衡特性等，並且在吸附質氣體流動模型的選擇上，採用了ergun多孔介質流動模型，比常規的數學模型更全面準確地描述了吸附床傳熱傳質的動態特性。

Combined heat and mass transfer by natural convection which is caused by heat and mass diffusion can be seen in nature and some processes of industry, such as evaporation and desiccation. these processes relate to aeronautics, hydraulics, mechanics, chemical engineering, oceanography and aerography

熱及物質擴散引起的傳熱傳質復合自然對流常見于自然界和蒸發、乾燥等工業過程，涉及到航空、水利、機械、化工、海洋、氣象等諸多領域，其流體力學和傳質傳熱特性一直是人們研究的重點。

Carbon black is an opacifier which prevents radiant energy transmission to the interior of the propellant.

炭黑是不透明的，可以防止輻射熱傳到推進劑內部。

Based on the above, a surrogate models are built for thermal conductibility performance of sandwich panel with " v - type " folded core in this paper, and they can be optimized by multi - subject. the numerical simulation function and optimization design method in condition of lightest weight are shown in this paper

其次，用isight軟體重新設計了40組不同構型的試驗設計點，並以此為基礎對v型褶皺芯材夾層板的熱傳導性能構建了可用的代理模型，給出了數值模擬函數和最輕重量條件下的優化設計方法。

Heat losses from the reservoir by heat conduction cannot be prevented.

熱儲通過熱傳導的熱損耗是無法阻擋的。

Thermal conductivity varies for different gases.

熱傳導率因不同氣體而異。

Convection is the principal agent of heat transfer in the atmosphere and oceans.

對流是大氣和海洋中熱傳輸的主要方式。

The spacing between each sheet of glass is important - if it is too narrow, the insulation effect will be poor ; if it too wide, convection currents may encouraged, which increase heat transfer

每片玻璃之間的距離是非常重要的? ?如果間距太小，保溫隔熱性能就很差；間距太大，對流增強，熱傳遞增多。

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。

Cylinder dryer is a dind of rotatin continuous drying equipment with internal heating conducting - style, certain thickness of materials film theres to the lower trough of materials under the rotating cylinder. heat is transferred to the internal wall of the cylinder through pipes and misfired ahain to the external wall and to materials film, to evaporate and damnify moisture in materials film so as to dry materials

滾筒乾燥機是一種內加熱傳導型轉動連續乾燥設備。旋轉的滾筒通過其下部料槽，粘附著一厚度的料膜。熱量通過管道輔送至滾筒內壁，傳導到滾筒外壁，再傳導給料膜，使料膜中的濕度得到蒸發、脫濕、使含濕份的物料得到乾燥。

As for the dehumidifying conditions, the condensing rate for the humid air increases with reynolds number but decreases as the inlet temperature of cold water increases

同時濕盤管的熱傳量及除濕率亦也隨著冰水入口溫度的降低而增加，顯熱比隨著冰水溫度的降低而減小。

Plastic foams are perhaps only 1/5 as effective as a good dewar from a heat transfer standpoint.

從熱傳輸的觀點來看，塑料泡沫的效率只及好的杜瓦瓶的五分之一。

Standard test method for measuring the steady - state thermal transmittance of fenestration systems using hot box methods

隔熱箱法測定主窗設計系統的穩態熱傳遞系數的標準試驗方法

Test method for thermal conductivity of insulating firebrick

絕熱耐火磚的熱傳導性的測試方法

Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high

通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕空氣初狀態對霧化加濕效果的作用原理的重點分析，得到：撞針型高壓小孔徑離心式噴嘴具有較大的空氣渦與霧化角，噴出的液體流速高、液滴小、水與空氣傳熱傳質速率高，撞針型結構提高了霧化加濕效率，高壓小孔徑的特點為霧化加濕提供了較大的能量，而噴水初溫的升高會減小水的粘性力和表面張力，從而優化加濕效果。

This watts / flippen float valve product guide features high quality, reliable control assemblies and components that provide make up water for pressure washers, cooling towers, heat transfer units, cattle watering tanks, refrigeration units, and for many other applications where float valves are required

這種美國瓦茨/ flippen浮球閥的特點在於其優質、控制可靠的部件，為壓力清洗裝置，冷卻塔，熱傳送裝置，牲畜水塔，冷凍裝置，以及其他各種要求浮球閥的應用提供補給水。

Professir yuanxian gu visited the graz university of technology, austria and the stuttgart university, germany during 13 - 17 july 2003, and gave a seminar at the department of aerospace engineering of the stuttgart university on the design optimization of thermal structures and heat transfer problems

顧元憲教授於2003年7月間訪問了奧地利格拉茨技術大學及德國斯圖加特大學，在德國斯圖加特大學航空工程系做了一次關于受熱結構的優化設計及熱傳導問題的學術報告。

The temperature rise at the center of a massive concrete wall is calculated by using the adiabatic rise of temperature and heat conduction equations of concrete based on the equivalent time, and considering effects of temperature on the hydration heat reaction ratio and creep characteristics of early - age concrete

摘要基於等效時間的混凝土絕熱溫升、熱傳導方程，考慮溫度對早期混凝土水化熱化學反應速率和徐變特性的影響，計算了大體積混凝土墻中心的溫升。

The wound stator core is press fit into a cast iron housing for true and positive alignment as well as efficient heat transfer

盤繞的定子核心被壓鑄進鑄鐵外殼內，不但保證真正的、絕對的校準，還保證高效的熱傳遞。

In this paper, a crank - nicolson mixed element method, a nonlinear galerkin mixed element method for the non stationary conduction - convection problems time second order accuracy fully discrete formats and a two - level mixed element method with backtracing for the stationary conduction - convection problems are presented and analyed, respectively, an error analysis are provided for the crank - nicolson method of time discretization applied to spatially discrete galerkin mixed element approximations of the nonstationary conduction - convection problems

本文分別給出了非定常的熱傳導-對流問題的crank - nicolson混合元法時間二階精度全離散格式，非線性galerkin混合元法時間二階精度全離散格式以及定常的熱傳導-對流問題回溯二重水平法。討論了時間上的crank - nicolson離散方法應用於非定常的熱傳導-對流問題的空間離散的galerkin混合元近似。