逆流換氣 的英文怎麼說

中文拼音 [liúhuàn]
逆流換氣 英文
counterflow scavenging
  • : 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...
  • : 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...
  • : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
  • : 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...
  • 逆流 : anarrhea; backset; backwash; contra flow; counter flow; eddy; receding; counter current; reverse ...
  • 換氣 : 1 (屏氣后再次呼吸) take a breath (in swimming); aeration2 (通風) change of air換氣風扇 scav...
  1. Jet impingement cooling is an advantage method in heat transfer enhancement owing to its extremely high local heat transfer coefficient and simple structure. as regard as the combustor flame tube cooling structure is concerned, the impingement - converse convection - film composite cooling is an effective method, in this composite cooling structure, the impingement cooling problem could be modeled as impingement inside semi - confined channel

    對于沖擊-向對-膜復合冷卻的火焰筒結構而言,火焰筒壁面冷側的沖擊冷卻實質上是半封閉通道的沖擊冷卻,即沖擊射從沖擊孔板噴出,沖擊到熱靶面后形成壁面射沿通道單方向出。
  2. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉裝置的設計、多功能集成控制閥組的設計等內容;最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電接線、計算機控制及數據採集系統的硬體設計等內容。
  3. The blast furnace is a heat exchanger and also an oxygen exchanger of the gas and row, there are many physical and chemical changes in it. it is not very reasonable to develop a model only consider the statistics relations

    但高爐是從風口迴旋區到料線的熱交器;也是從軟熔帶到料線的氧化交器,其內進行著非常復雜的物理和化學反應。
  4. Using lithium bromide aqueous solution as liquid desiccant, adopting the total heat transfer rate and enthalpy efficiency to describe the combined heat and mass transfer performance and the moisture removal rate and regenerative efficiency to describe the mass transfer performance of the regenerator, explores the effect of air and desiccant inlet parameters on the regenerator performance by experiment, and compares the result obtained with those of other counter - flow configurations previously published

    以溴化鋰溶液為除濕劑,採用總熱量、全熱效率描述再生器的熱質交總體效果,採用再生量、再生效率描述傳質效果,實驗測試了溶液和空的進口參數對再生器性能的影響,並與再生器的實驗結果進行了比較。
  5. Mathematical model for heat and mass transfer of the human dressing - numerical value of the model

    與水直接接觸熱質交過程模型計算及分析
  6. Model calculation and analysis of heat and mass transfer of air and water in a direct contact forward flow

    與水直接接觸熱質交過程特性比較
  7. Its test results indicate : voltage mode inverters with high frequency link have the advantages such as high frequency electrical isolation, simple topology, two - stage power conversions, high power density, bidirectional power flow, good line current waveform, low audio noise, high converting efficiency, and high input power factor etc. this kind of converter lay the key technical foundation on new type high power density, high efficiency and low cost asi

    設計的1kva270v 10 % dc / 115v400hzac單極性移相控制雙向電壓源高頻環節變器原理試驗表明,這類變器具有高頻電隔離、電路拓撲簡潔、兩級功率變( lfac / hfac / lfac ) 、功率密度高、雙向功率、音頻噪音低、變效率高、網側功率因數高等優點,為新一代高功率密度、高變效率、低成本航空靜止變器奠定了關鍵技術基礎。
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