逆流通風 的英文怎麼說
中文拼音 [nìliútōngfēng]
逆流通風
英文
back draft- 逆 : Ⅰ形容詞1 (方向相反) contrary; counter 2 [數學] inverse; converse Ⅱ動詞1 (抵觸; 不順從) go aga...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 通 : 通量詞(用於動作)
- 風 : Ⅰ名詞1 (空氣流動) wind 2 (風氣; 風俗) practice; atmosphere; custom 3 (景象) scene; view 4 ...
- 逆流 : anarrhea; backset; backwash; contra flow; counter flow; eddy; receding; counter current; reverse ...
- 通風 : 1 (使空氣流通) ventilate; air 2 (透氣) be well ventilated 3 (透露消息) divulge information;...
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Code for design of counterflow - type mechanical draught cooling tower structure for petrochemical enterprises
石油化工逆流式機械通風冷卻塔結構設計規范This thesis chiefly analyzes the problem of exchanging heat quantity and the methods of the improvement of cooling tower in power station, compares and analyses the advantages and disadvantages of it. this thesis will discuss how to prevent natural - draft counter - flow wet cooling tower from freezing in winter, and compute the areas of draught deflectors
本文針對自然通風逆流式冷卻塔冬季運行時的防凍處理,及預防結冰所應採取的措施進行研究和計算,提出以增加或減少擋風板的高度來控制出塔水溫的方法,並對其進行計算分析。This thesis will put forward a new design project that aimed at discussing the packing sets of natural - draft counter - flow dry cooling tower, which is the research and application of the spray nozzle. the content mainly includes the experimental study of the application of the jnx - 01 spray nozzle in cooling tower, as well as the heating calculation
本文將針對自然通風逆流濕冷式冷卻塔中影響效率較大的淋水裝置提出設計改進方案,即旋轉式噴濺裝置的研究與應用,內容主要包括jnx - 01型節能旋轉式噴濺裝置及旋轉濺水碟式噴頭在冷卻塔上應用情況的試驗研究及熱力計算。A qualitative analysis and computer simulations show that airflow reversal can occur in a non - diagonal airway parallel to the airway on fire in a horizontal ventilation network due to the pressure increase induced by cooling of fume in the airway connected in parallel to the non - diagonal airway but in series with the one on fire
摘要通過定性分析和計算機模擬發現:在水平網路火災中,非角聯旁側分支也能發生風流逆轉,引起逆轉的動力是與該分支並聯但與著火分支串聯的分支中的冷抽力。Two dimensional optimal design of counter flow natural draught cooling tower
逆流式自然通風冷卻塔二維數值模擬優化設計Through using the data of numerical simulation by mm5 model, and introducing density temperature, cape ' s calculation accroding to the reversible saturated moist adiabatic process which correspond with the actual atmosphere course more was emphatically discussed. thirdly, based on this, the dcape is introduced farther. dcape has close relationship with convective downdraft and convective storms developme nt. fourthly, the using of hourly model - generated soundings is introduced in this paper
本文通過對2003年7月4日南京站的大暴雨過程的mm5數值模擬,引入密度溫度t _ ,重點討論了根據大氣可逆飽和濕絕熱過程進行cape的過程。第三步,在cape模式資料實現的基礎上,進一步討論新近提出的與對流風暴發展密切相關的下沉對流有效位能。Comparison of two types of water distribution mode for natural ventilation reverse flow cooling towers
自然通風逆流式冷卻塔配水型式比較In this dissertation, the author summed up the muti - technique in fluid dynamics, heat and mass transferring, mechanical designing and computational technique and studied the conventional pressure spray dryers with different air disperse structure and outlet equipment, at last put forward the theme i. e. the study on combined spin - flow pressure spray drying technology, the main contents were as follows : ( 1 ) the combined spin - flow pressure nozzle was designed whose novel structure has no report at present, and the structural designing parameters were obtained through analyzing the physical characteristic of materials and distribution of particles
本文總結了國內外在壓力噴霧乾燥裝置的研究應用狀況,並分析了現有噴霧乾燥裝置設計方面的優缺點,運用流體力學、空氣動力學、傳熱傳質學、機械設計和計算機技術等多學科知識,綜合研究了傳統壓力噴霧乾燥系統的單噴嘴霧化裝置在併流、逆流以及混流乾燥中的應用和噴霧乾燥塔的不同布風裝置以及出風裝置的設置情況等,提出了新型旋流式組合壓力噴霧乾燥技術並對此進行了研究,其主要內容包括: ( 1 )本文創造性地設計出旋流式組合壓力噴嘴的基本結構,並通過對料液的物化特性研究分析以及顆粒度的分佈要求,給出了噴嘴的不同結構設計參數。Today, mw wind generators substitute 600kw generators gradually and become the popular units of international market of wind power generation. the trends of units are variable speed constant frequency and large - scale and pitch control. there are many different generators which are variable speed constant frequency generator. in this paper the unit is fully - fed magnet wind turbine generator. the magnet wind turbine generator grid - connected inverter is the key component of connected system. the main function of this component is inverting the dc to three - level volage and connecting the electric net
實現變速恆頻發電的方法眾多,本文研究的是較常用的一種方案。該方案採用直驅永磁風力發電機通過變頻器直接連接到電網。永磁風力發電機並網逆變器是並網發電系統的核心部分,其主要功能是將經過整流、斬波升壓后的直流電逆變成三相交流電,並送入電網,實現並網。Inquire into suction type shaft water distribution for natural ventilation reverse flow cooling towers
自然通風逆流式冷卻塔虹吸式豎井配水的探討Freeze of natural draft counter - flow cooling tower in winter and its treatment
自然通風逆流式冷卻塔冬季結冰原因及處理分享友人