預壓空氣 的英文怎麼說
中文拼音 [yùyākōngqì]
預壓空氣
英文
precompressed air- 預 : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
- 壓 : 壓構詞成分。
- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 氣 : 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...
- 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
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In chapter 2, the meteorological knowledge, data and the methods of the data processing, related to the study on the atmospheric loads, are simply presented. the model for the perfect gas constant, describes by the relative moisture, is developed. the influences of the variation in the vapor component in the atmosphere on the perfect gas constant are evaluated by using the changing characteristics of the temperature on the surface, its spatial gradient and the barometric pressure
第二章:簡要介紹大氣負荷研究所需的氣象科學知識、資料及其數據處理方法;建立相對濕度表示的大氣比氣體常數模型,利用地面溫度和空間垂直溫度梯度、壓力變化的規律估算大氣水汽組分變化對比氣體常數的影響;對中國及鄰區的地面氣壓記錄進行了預處理和網格化( 2 ) the liman problem is normally adopted to check the liability of numerical method. the calculation error was within 9 % by comparison with the theoretic solutions of liman problem in the following case, the dimensionless calculation length was 2 with high pressure zone 0. 8, and the dimensionless state parameters were p1 = 2, p2 = 1, p1 = p2 = 1, u1 = u2 = 0. experiment results in literature [ 8 ] were used to check the adaptability of the numerical model developed here for unconfined gas cloud explosions and the calculation error was within 13 %
( 2 )數值方法的可靠性通常用黎曼問題的解析解檢驗,本文以無量綱計算區長度為2 ,高壓區長度為0 . 8 ,狀態參數為p _ 1 = 2 , p _ 2 = 1 , _ 1 = _ 2 = 1 , u _ 1 = u _ 2 = 0條件下的黎曼問題解析解對所編制的爆炸場計算程序進行了考核,結果表明該程序的計算誤差在9以內;為考核本文計算模型預測開敞空間氣雲爆炸的適用性,以文獻[ 8 ]的實驗數據進行了校核,計算誤差在13以內。Using outputs of ground temperature, vapor pressure, wind speed and low cloudage. middle cloudage as well as high cloudage from mm5v36, and ground direct radiation and out - going scattered radiation from modtran3
利用數值預報模式mm5v36輸出地面氣溫、水汽壓、風速和低雲量、中雲量及高雲量等氣象要素。利用大氣輻射傳輸模式modtran3 . 0輸出地面太陽直接輻射和射向天空的散射輻射以及總輻射。The new developments of htm station technique were introduced from the aspects such as changing the htm pipeline type in pet htm station, increasing the switch forms of steam atomization and compressed air atomization, increasing the steam generator, sending stripping tower off - gas to combination and using new material nd steel in air preheater
摘要從改變聚酯熱媒站的熱媒爐熱媒管線形式、增加蒸汽霧化與壓縮空氣霧化的切換形式、增加蒸汽發生器、汽提塔尾氣送燒、空氣預熱器採用新型材質nd鋼等方面介紹熱媒站技術的新發展。Equipped with electronic controller fini tronic and preset for remote control for two or more compressors. it offers working pressure and oil mist separator tank inner pressure indication, separator filter clogging lashing alarm before overpressure e - stop, electric motor temperature control, maximum screw assembly temperature control, air temperature on pressure end indication, electric motor direction of rotation check, time to scheduled maintenance term, total operating hours and operating hours under load, alarm log of last five failure events
並預設為丙臺以上空壓機聯機遠程控制,有工作壓力和油氣分離器罐內壓指示,分離器過濾器阻塞報警,電機溫控,螺桿總成溫控,壓力端空氣溫度指示,電機轉向檢查,維護周期油,油過濾器,空氣過濾器,分離器過濾器,總運行時間和負載運行時間,記錄上五個報警故障等。Moreover, the resulted prediction model of foam size of the closed cell aluminum foam was verified by comparison to the experimental results from the foaming process at different foaming conditions, and the predicted bubble diameter is in good agreement with the experimental ones, the relative error distributes between - 5. 04 % and 6. 32 %
當入射空氣的壓強、氣流量,液面高度,出氣孔直徑增大時,氣泡直徑隨之增大;當出氣孔數量,液體粘度增大時,氣泡直徑減小,表面張力對氣泡直徑的影響可以忽略不計;靜態條件下液體表面氣泡直徑的預測值和實驗測量值符合得較好,相對誤差分佈在- 5 . 04 % ~ 6 . 32 %之間。Here is our pipe prefabrication workshop ( steel structure fabrication shop, machine shop, boiler room, air compressor station, concrete mixing unit )
這里是我們的管道預制車間(鋼結構製作廠、機械加工車間、鍋爐房、空氣壓縮機站、混凝土攪拌裝置) 。Pre - pressurized steel tank with expansion membrane that prevents contact of water and air, ensuring long life for the system
預壓鋼罐,配置膨脹隔膜,防止接觸到水和空氣,確保系統的使用壽命長。The so / sb shutoff regulator is used in the gas line to automatically shut off the fuel when the combustion air or any remote signal pressure drops below a predetermined limit
Sb切斷閥用於燃氣管線自動切斷燃料,當燃燒空氣或者任何遙控信號的壓力低於預設定極限值。The cause of vacuum degree formation under groundwater table is discussed in the paper. the testing results show that vacuum degree above the groundwater table is produced directly by pumping air, and that vacuum degree below groundwater table is produced mainly by dewatering and by escaping of sealed air from the end of flexible pipe. based on the bernoulli equation, the limit lowering of groundwater table is analyzed, which is about 5 ~ 7m. the effective influence depth of vacuum preloading has relationship with pvds depth and can be more than 10m
對地下水位線以下的真空度成因進行了分析,結果表明,地下水位線以下測到的真空度是由於測試軟管中水位下降或部分封存氣體從軟管末端逃逸引起的,與地下水位線以上的真空度由抽氣直接形成在成因上存在不同;根據伯努俐方程,對地下水位下降的極限深度進行了分析,得出真空預壓中地下水位的極限下降深度為5 7m ;對有效影響深度的分析結果表明,真空預壓的有效影響深度與塑料排水板的打設深度具備一定關系,有效影響深度可以超過10m 。These include operations and maintenance services for key airport authority engineering plant and systems such as airfield e & m installations and systems - - airfield lighting, airfield hvlv & emergency power generating systems, aerobridges, preconditioned air systems for planes, trunked mobile radio system, baggage handling system, aircraft parking aids, pumping systems, air - conditioning system in the passenger terminal building, as well as wastewater treatment plant
而服務所涉及的主要設施則包括飛行區照明系統、高低壓及緊急供電系統、登機橋、為停于地面的飛機提供預校空氣系統、集群流動無線電通話系統、行李處理系統、飛機停泊輔助設施、抽水系統、機場客運大樓空調系統以及污水處理廠。On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully
高壓斷路器所造成的事故無論是在次數,還是在事故所造成的停電時間上都占據總量60以上。因此,及時了解斷路器的工作狀態對提高供電可靠性有決定性意義;並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法;提出了二次迴路保護器的概念,並將跳、合閘線圈完整性監視和二次迴路保護結合起來,給出具有完整性監視功能的二次迴路保護器實現方案;根據斷路器生產廠家提供的斷路器額定短路電流分斷次數,計算每次分閘對應的觸頭電壽命損耗,預測觸頭電壽命;提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法,並根據此時的負荷電流間接計算主觸頭迴路的電阻;在硬體電路設計上,採用美國ti公司最新推出的一種功能強大的單片機msp430 ,並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題;在通信模塊的設計中,解決了不同工作電壓晶元之間的介面問題,並給出了直接聯接的接線方案。The fcr / pcr regulators offer maximum control and fuel efficiency on applications involving preheated air to the burners, or where burners are firing against varying back pressures
Pcr調節閥具有最好的控制性能和最大的燃油效率,應用領域包括爐頭預熱空氣,或者燃燒爐頭工作在爐內壓變化很大的情況下。Simple unfired pressure vessels designed to contain air or nitrogen. part 2 : pressure vessels for air braking and auxiliary systems for motor - vehicles and their trailers
預計用於裝灌空氣或氮氣的不用火加熱的簡單壓力容器.第2部分:汽車及其掛車的空氣制動和輔助系統的壓力容器Pneumatic fluid power - compressed air lubricators - part 2 : test methods to determine the main characteristics to be included in supplier ' s literature
氣液動力.壓縮空氣潤滑器.第2部分:預定列入供應商資料中的產品主要特性的測定試驗方法Pneumatic fluid power - compressed air lubricators - part 1 : main characteristics to be included in supplier ' s literature and product - marking requirements
氣液流體動力.壓縮空氣潤滑器.第1部分:預定列入供應商資料中的產品主要特性和標記要求Pneumatic fluid power - compressed air filters - part 1 : main characteristics to be included in supplier ' s literature and product - marking requirements
氣液流體動力.壓縮空氣過濾器.第1部分:預定列入供應商資料中的產品主要特性和標記要求Pneumatic fluid power - compressed air filters - part 2 : test methods to determine the main characteristics to be included in supplier ' s literature
氣液流體動力.壓縮空氣過濾器.第2部分:預定列入供應商資料中的產品主要特性的測定試驗方法The characteristics of pressure drop of wire packing rotating packed bed absorber in air independent propulsion ( aip ) system are analyzed under counter - current condition and the model of pressure drop is built
摘要對不依賴空氣動力裝置( aip )系統不銹鋼波紋絲網填料旋轉床吸收器在氣液兩相逆流條件下的氣相壓力降特性進行了分析,建立了壓力降預報理論模型。Accessory for pre - disposal of air pressure
用於壓縮空氣預處理的附件分享友人