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通訊;速度測量模塊與速度控制模塊通過控制變頻器來調節迴流焊的傳輸速度;開關量輸出模塊通過固態繼電器對加
熱管進行控制;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。
Abstract : the formation technologies, the structure and properties of tcs microporous man - made yarn - kind new polyester fibre which was spinned in tcs with some micrometallic - oxide have been studied. the results indicate that the rheological behaviour and spinnability of commixed polyester melt, and the structure and properties of the fibre, are relative to the spinning temperature, melt pressure, microporpus size for spinning, formation conditions, thermo - vascellum temperature, thermo - vascellum position and rolling speed, besides the viscosity of polyester cuts, coacervation particles, adding amount and size of micrometallic - oxide
研究表明, tcs微孔化共混聚酯熔體在成型加工中的流變行為和可紡性,及其纖維的結構性能除了與原料切片的特性粘度、凝聚粒子和共混聚酯中超細金屬氧化物微粒的添加量、粒徑等因素的影響有關外,還與紡絲溫度、紡絲熔體壓力、噴絲板微孔尺寸、冷卻成形條件、
熱管溫度、
熱管安裝位置以及卷繞速度等因素的影響密切有關。
Grey forecasting of corrosion speed for electric heat - concomitance pipes of buried pipeline at liaohe teshi
遼河特石埋地
管道電伴
熱管腐蝕速度灰色預測
The development of basic functional models for computing, designing, editing and intercommunicating, such as the layout algorithm, the design and placement of dead block, and adding and deleting of heat tubes
完成了系統必要的設計、編輯和交互功能,包括:折流板的設計與放置,連續增添及刪除換
熱管、拉桿等。
The main production includes heat - pipe, heat - pipe exchanger setting, rubber tyre hot water deaerate power station, boiler deaerator, tyre forming machine, rubber cutting machine, vulcanize, vulcanizing pot and the special carbon steel or stainless steel pot for oil, chemical engineering, medicine, chemical fertilizer field use
濟南仙峰泰山化工設備有限公司主要生產
熱管、
熱管換
熱器、橡膠輪胎廠子午胎斜交胎
熱水除氧動力站、鍋爐除氧器、輪胎成型機、切膠機、硫化機、硫化罐,還有石油、化工、化肥、醫藥、冶金、建材等行業使用的各種碳鋼、不銹鋼、有色金屬的塔、罐、釜、換
熱器等產品。
Presents its principle and tests its performance, and the results show that it has larger dehumidifying capacity per unit electric power
介紹了
熱管調溫除濕機的工作原理並對所開發的
熱管調溫除濕機進行了各種性能測試,結果表明
熱管調溫除濕機具有較大的單位電能除濕量。
Structured with glass or plastic transparant pipe, and directly make it into thermotube, which makes the whole thermotube become visible for our naked eyes to observe the work state of the working substance in the interior of thermotube ; fully transparent thermotube research and tutorial appliance also offers the metal and nonmetallic pipes of the same shape used for contrasting, from which we can conclude their diathermancy in different conditions, demonstrate intuitionistically and testing the different performances of the thermotube, which makes the study and the testing about the thermotube ' s performance more deep and easy
採用玻璃或透明塑料的
管,並直接將其製造為
熱管使得
熱管的全部都是可以用肉眼觀測到
熱管內部的工作介質工作的狀態,全透明
熱管科研教學器具還給出了與
熱管同樣外形的用於作對比的金屬
管和或非金屬
管,可以通過對比確定不同條件下的
熱管與金屬或非金屬的傳
熱性能,可以直觀的演示、測試
熱管的各種性能,更深入、易懂地學習、試驗
熱管的各種性能。
Firstly, simulate flow field of rear smoke channel, plot velocity magnitude and ash concentration distribution in section of entry of heat pipe air preheater, compare with data which were measured in guiyang power station, verify simulation to be reasonable and right. secondly, simulate all kinds of factors which affect flow field ' s uniformity such as length, thickness, location of diffluent board, ash concentration, ash diameter, and so on, find the chiefly factors. thirdly, install guide board in curve channel in rear smoke channel, then simulate its " flow field, plot velocity magnitude and ash concentration distribution
在此基礎上模擬在冬夏兩季不同情況下,不同流速對
熱管空氣預
熱器壁面溫度的影響;然後對影響整個流場分佈的各種因素:包括分流板長度、厚度、偏離中心流道位置的偏離度、飛灰濃度、飛灰粒徑等因素進行數值模擬;最後提出在分流煙道轉彎處加裝導流板,並模擬加裝導流板后的流場分佈,得到下級空氣預
熱器出口、
熱管空氣預
熱器進口處的斷面速度場分佈、濃度場分佈,以論證加裝導流板能達到流場均勻化的作用。
The instantaneous efficiency curve of hhchp is a negative slope beeline, while that of hgvt is n ' t. on condition of low temperature, commonly below 60, the average efficiency of hhchp is 48. 3 %, while that of hgvt is 42. 2 %
蜂窩
熱管平板式太陽能
熱水器在低溫的情況下(一般小於60 )具有優勢,其日平均效率為48 . 3 ,而真空
管式太陽能
熱水器的日平均效率為42 . 2 。
Electric air heaters emersion heaters, heater tubes after burners, flange heaters
電子空氣加
熱器,復現加
熱器,燃燒,加
熱管,滾邊加
熱器
In the paper, theoretic transfer heat model of hhchp is established. after comparing experimental value and estimative value, we deduce that theoretic transfer heat model accords with actual condition, so we can estimate the heat performance of hhchp by theoretic calculation formula
同時建立了蜂窩
熱管平板式太陽能
熱水器的理論傳
熱模型,通過對實驗值和理論值的比較,得出進行簡化后的理論模型在一般情況下與實際的情況是符合的,因此可以用理論計算公式對蜂窩
熱管平板式太陽能
熱水器的
熱性能進行估算。
Specification for high performance tubes for air conditioning and refrigeration field service
空調與製冷用高效換
熱管
Not far away were other geothermal wellheads, their natural pressurized steam deflected into huge insulated pipes.
不遠處是另幾口地
熱井,它們的天然加壓蒸汽輸進了巨大的絕
熱管道。
Adopts heater tube heating
采電
熱管加
熱原理
Iter program and the future of nuclear fusion research
平板
熱管的研究現狀與最新進展
Copper - water pulsating heat pipe heat transfer characteristics
水振蕩
熱管的傳
熱特性
For example, the temperature standards, the project adopted a geothermal heating to link with municipal heating networks. the designs of energy - saving insulation wall : extruded ceramic plastic plate, three - window design aluminum - plastics which meet energy requirements, and also to improve the insulation quotiety i
如溫度標準,小區採取了地
熱供暖方式,與市政供
熱管網連接,採取節能保溫墻面體設計:陶粒加擠塑板,窗戶採用三玻鋁塑窗設計,即達到節能要求,又提高了保溫系數。
Heat fransfer mechanism in radial heat pipe without wick
無吸液芯徑向
熱管的傳
熱機理
It is designed according to electrical stove or microwave oven request. heating pipe adopts high temperature resistance mgo powder as the insulation medium and the stainless steel case is passed oxidation deal through the advanced web band protection oven 1050c in order to become the a special oxidation layer and improve the high temperature oxidation and bittern corrosive performance of the heating pipe. the heating tube has high power density and strong heat radion. this product with good safe performance can work normally after 3000hrs life test
加熱管選用耐高溫氧化鎂作絕緣介質,不銹鋼外殼經過先進的網帶氣體保護爐1050的氧化處理,形成一種特殊的氧化層,提高電熱管的抗高溫氧化及鹽鹵的腐蝕性能。電熱管的功率密度較高,熱輻射能力強。產品經長達3000h的壽命試驗后,仍能正常工作,安全性能好。