通流加熱器 的英文怎麼說

中文拼音 [tōngliújiā]
通流加熱器 英文
through-flow heater
  • : 通量詞(用於動作)
  • : 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...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  1. Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing

    文摘:應用計算機模擬的方法,在不考慮燃燒的冷態情況下,研究了風爐燃燒室內的氣分佈規律.在此基礎上,比較了2種不同設計方案的氣動特徵,尤其是研究了燃燒空氣道內阻板的設置與否對空氣和煤氣的動和混合的影響.結果表明,阻板的設計對強空氣和煤氣的混合有著極為重要的作用,同時也增了空氣管道的阻力損失,在同樣的工況條件下需要提高管道系統的總壓力
  2. Pre - data gathering module achieves the collection and communication of sixteen - route temperature signal. speed measuring and controlling module realizes the control of refolw soldering transfer speed by manipulating transducer. on - off outputting module fulfills calefaction control of calefaction tube by solid state relay. above position operator software programs by delphi, and realizes pid parameter automatic timing and no - oversnooting temperature control. software has friendly interface, convenient operation, complete functions

    前置數據採集模塊完成16路溫度信號的採集和訊;速度測量模塊與速度控制模塊過控制變頻來調節迴焊的傳輸速度;開關量輸出模塊過固態繼電管進行控制;上位機軟體採用delphi編程,實現了pid參數自整定以及無超調的溫度控制。
  3. Water will be magnetized again when go through the powerful magnetization current switch ( patent no. : 200420006260. 1 ) and powerful magnetization scald - proof device after heated, and the water will become the active water which has been deep magnetized

    過強磁化水開關(專利號: 200420006260 . 1 )和強磁化防燙的兩層再度磁化,使出水變成深度磁化的活性水。
  4. The flow diagram of a lpg bottle paint - drying heating system using heat carrier as heat - medium, which has similar properties as other heat - carrier heating systems, has been improved, which has good effect in avoiding oil - spraying, shortening dehydration time and power - fail protecting etc. after making a series of analysis, calculational methods of expansion tank dimension have been deduced, which takes the moisture boiling - off of heat carrier into account and accords with real conditions

    對與其它載體系統具有共性的鋼瓶載體系統的程圖進行了改進和完善,在防止噴油、縮短脫水時間和停電保護等方面取得了良好效果。過分析,整理出了載體系統膨脹容積的計算方法,該方法考慮了載體所含水分汽化而帶來的影響,比原有的計算方法更符合實際。
  5. Firstly. operation principle of induction heating is introduced and the actuality of the power supply for induction heating is summarized. then, the scheme of structure of the power supply is established : uncontrolled rectifier and buck chopper constitute dc circuit. in this part, operation principle of a kind of soft switching buck chopper is presented mainly and the conclusion that the power semiconductor devices operate in soft switching is also illustrated by analysing the operation principle of all stages ; series resonant inverter is selected as inverter circuit via comparing the advantage and shortcoming of parallel resonant and series resonant. moreover. the work principle of series resonant inverter is analysed and the calculating method of the best dead time is put forward as well

    文中首先介紹了感應電源的工作原理並綜述了國內外的研究現狀。接下來分析並制定了電源主電路的構成方案:在對比幾種功率調節方式的基礎上選擇了不控整斬波調壓作為直部分。在這部分里,重點研究了一種軟開關buck變換過分析各階段的工作原理說明了開關件如何工作在軟開關狀態;對于逆變部分,在比較了串、並聯逆變優缺點的基礎上選擇了串聯諧振逆變,並詳細分析了串聯逆變的工作原理,提出了最佳死區的計算方法。
  6. After 40 hour irradiation time, about 7 ci of radioactive isotope 64cu was produced via 63cu ( n, y ) 64cu reaction. after simple disposal, the irradiated copper sample was installed in the high - intesity ion sputter source on the hi - 13 tandem accelerator. then 64cu ions extracted from the high - intesity ion sputter source and injected into the tandem accelerator, 64cu ions can be accelerated to an energy of 80 mev and formed the off - line rnb since natural

    S )的中於量下,經過34個半衰期輻照,過『 u … , y )生成放射性l司位素『 cll ,然後將放射性銅靶錐注入串列濺射離于源中,引出mcll負離于,經刁串列速而得到能量為80mcv的離線放射性核束「 cll叭。
  7. After researching the part thermal equipments and systems include heaters, steam leakage and receiving systems, low pressure drain system etc, and computing the efficiency of the systems, find out the better choice of the imported assemblies than the domestic assemblies in parameter and the disfigurements in design and making. based on the above, point out the measure to progress them. according to the analysis, we can get some measures to increase the economical level of the systems and save more energy

    對局部力設備及力系統進行分析研究,包括:設備、漏汽及回收系統、低疏水系統、主、再蒸汽系統以及凝汽等部位;並計算汽輪機本體高、中、低壓缸效率,藉此著重對汽輪機部分進行了剖析,找出國外進口機組動、靜葉柵、葉型的選擇比國產機組先進性以及國產機組在部分設計和製造中的諸多缺陷,並且指出了改進的方向,為機組提高經濟性、節能降耗奠定了理論基礎。
  8. Similarly, through program executive office soldier, we field a variety of items essential to mission success, including thermal weapon sights, night - vision goggles, the multiband inter / intra team radio and interceptor body armor, which includes an enhanced version of small arms protective for increased ballistic protection

    同樣,過「士兵計劃執行辦公室」的努力,我們有各種類型的材來確保任務取得成功,包括尋觀測儀,夜視儀,多波段班組內/外訊電臺和防彈衣,其中防彈衣還包括了一種提高對輕武防護性能的強型號來解決越來越多的彈保護問題。
  9. An experimental study is carried out on the effect of following factors on the combustion performance of a vehicle fuel heater : geometric parameters ( the number, diameter, distribution and direction of combustion chamber intake holes ) and intake and exhaust pressures

    摘要對車用燃油燃燒室進氣孔徑(面積) 、孔的分佈、孔的方向等幾何參數和進排氣壓力對燃燒性能的影響進行了試驗研究。
  10. Our factory increase a set of intensifier with non - grade - adjustable rating speed to form the intensive air drying, the wet material mixed with hot air fully by screw feeder in the intensifier and material surface is crashed into fine granules and moving to the outlet as well as drying, under rapid rotating hitting and pushing. in the long run, the materials get a further even drying in the dryer pulled by the wind force and those wet and weighty granules the wind force can not pull continue to be crashed, dried until they are pulled by the wind force into the dryer

    我廠強化型氣乾燥是在基本型上增一套轉速可以無級調節的強化組成,濕物料過螺旋進入強化后和充分混合,在飛速旋轉的擊刀擊碎和推進下,物料被破碎成細顆粒,在乾燥同時向出口移動,最後在風力吸引下進入乾燥管,進一步均勻乾燥,風力無法吸引的濕重顆粒繼續被擊碎、乾燥、直至能被風吸起進入乾燥管。
  11. Abstract : the in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging

    文摘:針對早期建造的煉油廠和化工廠在役管式負荷和效率低的狀況,提出了若干技術改造措施包括,增大對管表面積以增大對段的負荷;增輻射管的換面積;修正煙囪高度;換用新型燃燒,變自然風為強制供風,以增大燃燒的發量,減小過剩空氣系數,節省燃料2 % 3 % ;在對段和煙囪之間增設空氣預以提高空氣入爐溫度;採用高溫輻射塗料增強輻射換效果,從而增源對爐壁的輻射傳量和爐管的傳量等。
  12. The in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging

    針對早期建造的煉油廠和化工廠在役管式負荷和效率低的狀況,提出了若干技術改造措施包括,增大對管表面積以增大對段的負荷;增輻射管的換面積;修正煙囪高度;換用新型燃燒,變自然風為強制供風,以增大燃燒的發量,減小過剩空氣系數,節省燃料2 % 3 % ;在對段和煙囪之間增設空氣預以提高空氣入爐溫度;採用高溫輻射塗料增強輻射換效果,從而增源對爐壁的輻射傳量和爐管的傳量等。
  13. Make certain the tank is filled with water. applying electric current to heater elements not submerged in water will destroy them

    確保已經注滿水。如果元件沒有浸在水中就上電,將會造成元件的損壞。
  14. This new technology changes from the traditional method by which the induced and compressor wheel separately are designed and produced to a new one by which the one - piece compressor is designed. on the basis of this new technology and the optimum blade profile, the performance of both the compressor and the turbocharger is largely improved. through the heating power calculation of the compressor, the analysis of the surge and the block of the compressor, the test - bed performance test of the turbocharger, the matching test of turbocharger and diesel engine, the propulsion test of the turbocharger on plateau condition, it is proved that the newly - designed compressor not only has high efficiency, but also improves the flow distribution in the high efficiency area so that the propulsion line can run through the high efficiency area

    主要內容包括:提出一種全新的壓氣機葉輪技術和概念,這種技術將傳統的導風輪和壓氣機分開設計、單獨工改為整體設計、整體工的單體葉輪;從增壓與柴油機配機計算所得出的基本參數出發,過對壓氣機進行力計算,確定壓氣機的基本結構參數;再對葉型以及葉輪輪廓與葉輪罩殼的配合間隙進行優化,對新設計的壓氣機進行喘振和堵塞分析;過增壓平臺性能試驗,驗證了新設計的壓氣機的性能水平得到了較大的提高,達到了提高增壓的整體性能水平的目的;過增壓與柴油機配機試驗、以及增壓用於高原條件下的牽引試驗,驗證了新設計的壓氣機不但具有高效率,還改善了高效率區的量分佈,使牽引特性線貫穿高效率區。
  15. To the cabin which is designed by the forth department chongqing communication college, the model which includes the air in the cabin, generator set and public muffler is built integer, meshed, and added by boundary condition and load. the normal k - model etc are used to be turbulence model of the air in cabin respectively, the turbulence model is calculated by simplef or simplen algorithm, and by the first order accurate msu or the second order accurate supg in advection discretization scheme

    論文對艙內空氣、發電機組和公用消聲進行了整體建模和網格劃分,施機組艙模型的邊界條件和載荷,採用標準k -等多個模型來分別模擬機組艙風散的空氣湍動,採用simplef和simplen兩種不同的數值演算法以及一階msu和二階supg的對項分離方案來對動模型進行運算。
  16. A kind way of current sharing composed of the droop method and the master - slaver method based on thermal stress and the random of the master is given, in this system an extra controller is attached ; all the software and hardware on can fieldbus communication part have accomplished, which guaranteed the communication of the charger high reliability and high real - time. the source and types of the noise from switching power are analyzed and some methods are introduced to restrain noise and strengthen the system performance of interference rejection

    提出了一種外控制基於應力均的主從可轉換均方法;對系統中can總線信部分的軟硬體進行了設計,保證了系統信的實時性和可靠性;對開關電源噪聲來源與種類進行了分析,介紹了一些抑制噪聲和增強系統抗干擾性能的措施。
  17. This machine adopts high - level siemens plc concentration control, set up with computer controlled gear shifting vacuum gauge, and a three - flow controller, one set of contra - variant bias power and four - route contra - variant arc power supply, four side - installed heating tubes, computer pid automatic temperature control device, 60 and 100 two kinds versatile arc supply

    該設備採用先進的西門子plc集中控制,裝有電腦自動換檔真空計和三路量控制,一套逆變偏壓和四路逆變弧電源,邊裝式管四支,電腦pid自動控溫, 60和100兩種弧源用。
  18. And the controlling method of pi makes the temperature control quick and stable. at the same time, the paper completes the mutual communication between temperature control equipment and computer by way of serial interface and usb interface, so as to realize the remote control of computer to the temperature control equipment. finally, the performance test of the semi - conductor temperature control equipment researched in this paper is carried out, and the results show that the precision of the temperature of the controller of semi - conductor can reach to 0. 2, and the degree of temperature stablization is less than 0. 05

    整個系統採用閉環控制結構,使系統的抗干擾能力大大增強;為半導體製冷量身定做的驅動電路,可以方便的調節過tec電的大小和方向,使tec製冷靈活迅速的特點得到充分發揮;使用比例積分( pi )的控制方法使得溫度控制快速穩定;同時,本文還實現了溫控儀與上位機過串列口和usb口兩種方式的訊,實現了上位機對溫控儀的遠程控制;最後,對所研製的半導體溫度控制儀進行了性能測試,測試結果表明,半導體溫度控制儀溫控精度達到0 . 2 ,溫度穩定度小於0 . 05 ,滿足了系統設計的要求。
  19. In order to study the regeneration mechanism of dpf in detail, we still need a mathematical model of the channel unit, which present temperature field and the soot reaction rate of the channel. finally, it points out the influences of various factors to the regeneration process by computing the numerical solution of model under different boundary conditions and geometry parameters, such as the initial temperature, the gas flow rate, the oxygen concentration, the sediment quantity and the wall thickness of the filters, and so on. in this way, the paper provides theoretical guidance for optimization design of the dpf

    首先研究了干凈壁式過濾體的特性,然後在和燃燒理論的基礎上建立了微粒捕集再生過程的數學模型,並對模型進行了數值計算,得到了捕集內部的三維溫度場分佈以及溫度梯度分佈,結果與實驗值吻合較好,驗證了模型的正確性;為了詳細的研究微粒捕集的再生機理,建立了孔道單元數學模型,得到了孔道內的溫度場分佈和微粒反應速率分佈;最後,過求解模型在不同邊界條件和不同幾何參數下的數值解,分析了各種因素對再生過程的影響,如過濾體初始溫度、過濾體內氣動速率、氧濃度、微粒沉積量以及過濾體壁面厚度,為微粒捕集的優化設計提供理論指導。
  20. High power semiconductor lasers are widely used in communication, surgery, military, printing and optical pump. but for traditional laser, the output optical power, which is increased by increasing the injecting current, will be limited by the electro - thermal destroy and the catastrophic optical damage ( cod ) at high optical power

    大功率半導體激光在光訊、醫療、軍事、印刷和光泵浦等領域有著廣泛的應用,然而當過增註入電提高傳統半導體激光的光束出功率時,要受到電燒毀和光腔面災變性損壞( cod )的限制。
分享友人