熱效濕度計 的英文怎麼說
中文拼音 [rèxiàoshīdùjì]
熱效濕度計
英文
thermal hygrometer-
There are three kinds of drying systems : hot air drying, dehumidifying drying, and natural drying ; however, hot air drying is the most popular drying system
本研究的目的為探討熱能回收技術的效能，在熱風乾燥系統中設計和研製排放濕熱氣和進入空氣接觸的熱能回收裝置，達到加熱進氣溫度，減少乾燥作業所需能源。Thermodynamic analysis on wet compression process is done in this thesis and studies are done on ideal wet compression process, actual wet compression process, water droplet evaporative rate, wet compression work, inlet evaporative cooling, wet compression efficiencies and water droplet breaking. and thermodynamic model of wet compression process is established, which gives out rules of and methods to calculate wet compression parameters
本文從熱力學的角度對濕壓縮過程進行了分析，分別對理想濕壓縮過程、實際濕壓縮過程、水滴的蒸發速率、濕壓縮功、進氣蒸發冷卻、濕壓縮效率和水滴的破碎等進行了研究，建立了濕壓縮過程的熱力學模型，給出了濕壓縮過程狀態參數的變化規律和計算方法。Greenhouse is the important part of installation agriculture. crop production in domestic and overseas greenhouses shows that advanced automation and management system for greenhouse will improve the efficiency of agriculture production. in this paper, intelligent greenhouse, as the focus of agricultural greenhouse field, is studied, and a measure and control system which can control parameters of temperature, humidity, illumination and co2 density of greenhouse is designed
溫室是設施農業的重要組成部分，國內外溫室種植業的實踐經驗表明，提高溫室的自動控制和管理水平可充分發揮溫室農業的高效性，本文主要對當今農業溫室的研究熱點-智能溫室系統進行研究，設計了一套能實時控制溫室內溫度、濕度、光照以及co2濃度等多參數的測控系統。The transient mathematical equations are addressed for the coupled heat and moisture transfer by taking account of moisture accumulation procedure. an analytical method by means of the transfer function is proposed to predict the transient distributions of temperature and moisture content at different interfaces in walls. a numerical analysis approach based on an efficient finite - difference method is developed to deal with the procedure of coupled heat and moisture transfer in a multilayer wall with nonlinear boundary conditions considered
建立了考慮濕積累過程的瞬態熱濕耦合模型，在方程中引入了濕積累項；發展了一種傳遞函數解析方法進行墻體內不同剖面處溫度和含濕量的動態預測；首次提出了一種基於有效有限差分法預測非線性邊界條件下多層多孔結構內的傳熱傳濕過程的數值分析方法，求解過程中考慮了瞬態邊界條件，從而避免了通常處理中由於邊界條件設定為常數而給計算帶來的誤差，對于多層結構每一層物性參數的非連續性，則採用了有效的有限差分逼近處理。In this paper, we aim at establish heat and mass coupled transfer model in the building wall, the emphasis of this study lies in creating a coupled and non - linear diferential equation system for the heat air and moisture transfer in the wall, which can be described by means of continuum mechanics and irreversible thermodynamics, the most dominant factor is moisture conten 9la gas pressure pc and temperature t, for the description of heatair and moisture transport, the general mass balance equation can be expressed by the temporal change of moisture conten 9 l, gas pressure pc and temperature t that means, in order to create a closed solvable equation system, the other additional dependencies have to be found, which the other variable depending on the variables of the solution : moisture conten 6 l gas pressure pc and temperature to the model is verified by the numerical simulation software which has been developed about building wall.,
根據節能設計要求，本文用熱力學的方法，並根據多孔介質中多相流體流動描述方面的最新研究成果? ?體積平均方程，建立了墻體熱、濕和空氣耦合熱質傳遞模型，並推導出熱、濕和空氣耦合傳遞等效擴散方程；找到建築墻體熱、濕及空氣耦合作用下熱質傳遞過程的主要影響因素濕容量_ l 、氣壓p _ c和溫度t 。開發了單體材料墻體熱質傳遞數值模擬軟體，用實測數據對軟體進行調試並對模擬計算結果進行了驗證。模擬出了單材料墻體在熱、濕和空氣耦合作用下建築墻體內的溫度和濕度分佈規律。Analysing collected data, finds that chillness - tolerance of females is poorer than that of males, that the predicted effect of thermal sensation is not accurate by predicted mean vote ( pmv ) index, that evaluation on humidity sensation for males and females is almost the same except in a low - temperature environment where females are more sensitive to humidity than males, that draught sensation of females is more obvious than that of males, and that thermal comfort evaluation is affected by more environmental and psychologic factors besides thermal and humidity sensations
統計分析結果表明，女性的耐寒能力比男性差；預期平均評價pmv指標對男女熱感覺的預測效果較差；男女對濕感覺的評價無較大差異，只在溫度較低時，女性比男性覺得更潮濕；女性的吹風感比男性強；熱舒適評價不僅受熱、濕感覺影響，還受其他環境因素及心理因素的影響。In the area of seasonal frozen region, the road takes place the cycle of freezing and thawing variety with the season, the mainly disease harm generating from this is the frost heave and frost boiling etc. . the disease harm belongs to the heat transfer problem, but the effective measure to prevent and cure the frost boiling has something to do with the gradient of temperature and humidity
在季節性凍土地區，道路隨季節交替發生凍融循環變化，由此產生的病害主要是凍脹和翻漿等。病害的形成歸根結底屬于熱質遷移問題，而防治凍脹與翻漿的有效措施無不與溫度和濕度有關，搞清冬季凍結過程道路結構體系溫度、濕度及應力的狀況，是正確設計路基路面，防治凍脹和翻漿的先決條件。On the basis mentioned above, another mathematical model for the supercharged diesel was set up. according to this model some results of simulation calculations were given. the characteristics of operation of the diesel in wet compression : including the excess air coefficient, the cylinder temperature at the beginning of compression stroke, the maximum temperature in the cylinder, the cylinder thermal load, the specific fuel consumption, and efficiency of diesel engine were obtained
在此基礎上，又建立了增壓柴油機濕壓縮的數學模型，對噴水后柴油機的各性能參數，諸如過量空氣系數、氣缸進氣溫度，缸內最高溫度、氣缸熱負荷、比油耗、熱效率等進行了模擬計算，為增壓柴油機進口加濕技術的研究提供了理論依據。分享友人