預熱循環 的英文怎麼說
中文拼音 [yùrèxúnhuán]
預熱循環
英文
preheat cycle-
3. a number of test parameters of insulation, position of reflux pipe inlet arrangemts, injection etc. are explored in the experiment. the experimental results demonstrate that the natural circulation is an efficient way to precool the pump system and maintain it at cryogenic temperatures
進行了多組對比實驗，著重對兩種不同迴流方式對于自然循環和預冷的影響進行了比較，並研究了系統增壓、引射、迴流管絕熱效果以及泵體絕熱效果對于自然循環的建立和維持以及對循環預冷效果的影響。According to fuel and and operation condition in chongqing iron and steel group corporation, many kinds of advanced technologies are adopted, such as closed loop soft water circulation cooling, copper cooling stave, bell - less top with central charging hopper, carbon bricks combined furnace bottom with ceramic cup, russia top burner type hot air stove, duplex preheating of hot air stove, and nut coke charging
摘要根據重鋼高爐的原燃料條件和操作條件，設計了重鋼四高爐擴容性易地大修工程，採用了全軟水密閉循環冷卻、銅冷卻壁、串罐式無料鐘爐頂、炭磚陶瓷杯復合爐缸、俄羅斯「卡魯金」頂燃式熱風爐、熱風爐雙預熱、焦丁入爐等先進技術。The article takes a 600mw natural cycle drum boiler ( soot blow using steam ) as investigating object, establishes soot accumulation loss and soot blowing energy loss models for its water cooling wall, superheater, economizer and air preheater respectively, set up instructions for soot blower operating. simulating calculation results are compared with site data to verify usefulness of key models. the article introduced the operation optimizing design of soot blowers of yanzhou no2 power plant based on theoretical research
本文以600mw汽包自然循環鍋爐（蒸汽吹灰）為具體分析對象，分別建立其水冷壁、過熱器、省煤器、空預器的積灰損失和各受熱面吹灰能量損失的模型，建立相應的吹灰器運行規則指導，對設計中的關鍵模型問題，通過模擬計算及與現場數據作比較的方法，驗證其可用程度。With the model, the simulation of welding process is achieved, and the needed technical parameters of the tissue of welding line are obtained, further more, we can predict the tissu e of welding line by the existing welding heat - cycle technical parameters
該數學模型的正確建立，使16mnr焊接冶金過程的模擬得以實現，通過模擬可以得出所需焊縫組織的焊接工藝參數，同時也可以通過根據現有的焊接熱循環工藝參數預測焊縫組織。The expressions and figures shown in this paper are valuable to the preliminary feasible analysis for these types combined cycle
文中的公式與圖表對應用排氣助燃型聯合循環和給水加熱型聯合循環對老電廠進行改造的預可行性研究具有實用價值。Technology - technical code for on line chemical cleaning and prefilming under the load of heat of recirculating cooling water system
循環冷卻水系統不停車化學清洗和熱態預膜工藝技術規程Technical specification for technology of on line chemical cleaning and pre - forming under the load of heat of re - circulating cooling water system
循環冷卻水系統不停車化學清洗和熱態預膜工藝技術規程Heating - side ' s abrasion analysis and protection of the circulating fluidized bed boiler
循環流化床鍋爐受熱面的磨損分析及預防措施In this paper a perfect and flexible experimental system of low nox combustion is established firstly. the influences of the temperature of combustion, the air excess coefficient, a certain amount of vapor added in advance, the temperature of preheated air, adding microwave into gas before combustion, gas recycling combustion and the mode of combustion ( diffused and premixed ) on nox emission are analyzed respectively. the combustion of liquid petroleum gas is simulated with phoenics 3. 5
首先建立了完善靈活的低no _ x燃燒實驗系統，在實驗系統上完成了燃燒溫度、過量空氣系數、預先加入一定量的水蒸汽、空氣預熱溫度、對燃氣預先進行微波處理、煙氣再循環燃燒以及燃燒方式（擴散式與預混式）對no _ x生成的影響分析；採用phoenics3 . 5軟體進行了液化石油氣燃燒的數值模擬。The invention is characteristic of the process of manufacturing hot water, in which water in multi - stage recirculating water - heating tank for collector and / or multi - stage confluent water - heating tank, as a whole or separately, can be heated by solar energy collector, or a heat pump, or an electrical heater
其特徵在於，熱水製作過程可以是經太陽能集熱器、或熱泵、或電加熱裝置同時或分別對分級加熱式集熱器循環加熱水箱、分級加熱式匯流熱水箱中的水進行分級加熱的組合，並且，熱水的製作與熱水的使用採用分時制，即經周期性分級加熱所制得的定量的熱水預先製作后儲存在分級加熱式匯流熱水箱及儲能水箱中用作下一個周期的分時熱水供應。Since the phase transformation behavior of tini thin film has a great influence on the properties of micro - actuator, both ti - rich and ni - rich tini thin films " phase transformation behavior were studied in this stud ) "
本文從微驅動材料tini薄膜的相變行為對微驅動器性能影響出發，採用電阻法、 dsc 、 xrd 、 tem等手段，研究了tini非晶薄膜晶化過程、熱處理、熱循環以及預變形等對tini薄膜相變行為的影響。Finding out a novel combustion process of petrol fuel and alternative fuels with higher heat efficiency and lower pollutant emissions than conventional engines has become one impending issue confronted to the engine researchers
在一臺由ca6110柴油機改造而成的單缸試驗機上，自主開發了進氣預熱系統、電控燃料噴射系統、廢氣再循環（ egr ）系統及數據採集系統。The temperature of oven is never to rise, avoids the hot baking absolutely and still has the voice and word present. when the electricity is cut off suddenly, data is still kept well. air - blower has the function of closing postponing, which can overcome the temperature tolerance. the controller has the function of checking thermocouple, alarming vapor exhaust and mixture volatilizing and checking mistake
控制器掉電停電數據能永久保持控制器根據預置出爐溫度，自動控制烘箱的循環鼓風機，能有效克服高溫烘烤結束后烘箱內的上下溫差控制器自動檢查傳感器是否故障，發現傳感器存在故障，能自動關閉加熱電源並報警結合劑揮發物水蒸汽排放報警功能數據糾錯功能。No u3si2 particles invaded to clad and the clad did not become thinner ( > 0. 3mm ). the fuel meat exposing to air at 160 and 250 did not affect the thermal performance considerably, but at 350 and 400, u3si2 particles fragmented, the meat cracked, u3si2 particles invaded to clad and the clad became thinner ( < 0. 2mm )
芯體暴露在160 、 250較低溫度下對包殼及芯體的性能均沒有顯著影響；但芯體暴露的金相預制試樣， 350 、 400熱循環60天後， u _ 3si _ 2顆粒的碎化現象嚴重， al基體中有大量裂縫及裂紋，嚴重時芯體已經裂開。Theoretical study on the natural circulation precooling involves complicated two - phase fluid flow and heat transfer. the paper discusses several typical analyzing methods concerned with precooling, and also introduces a new analyzing method based on the comparison with the natural circulation boiler
自然循環預冷法的理論分析涉及到單相、兩相流的流動和傳熱問題，對此不少文獻都有所論述，本文對其中一些具有代表性的方法進行了討論。This product can remove cooling membrane of recycling resin bonded sand, metal granule, take off membrane ; if temperature of recycling sand is lower than stated temperature, hot water circulating system can be used to raise temperature of recycling sand
該系列產品主要用於再生后的樹脂砂的冷卻除膜，同時具有去除金屬微粒脫膜除微分等功能若再生后的砂溫低於預定溫度時，選擇加熱水循環系統，也可達到升高再生砂溫至預定溫度的目的。In this paper, we applied the vapor - liquid - solid three - phase circulating fluidized bed evaporator to condense glucose solution considering its advantage. in the experiment, we changed the parameters such as evaporation temperature, difference in temperature of the fluid heating and heated, liquid flux, liquid thickness and the ratio of inert particles to analyze and study this kind of equipment ' s heat transfer properties in different operational conditions
通過改變蒸發溫度、傳熱溫差、料液流量、料液濃度以及惰性粒子的體積分率等參數，研究了其在不同操作條件下的傳熱性能，並給出了汽-液-固三相循環流化床蒸發器沸騰傳熱的數學模型，模型預測值與實驗值吻合較好。This system is utilized the programmable controller ( plc ) bearing of substitution rule ( the figure is apparent the form, writing instrument, individual loop controller, the hand is holded the utensil and is reached to assist the bearing unit and await ), achieve the 29mw ' s cycle stream of water warmhearted water boiler, oxygen remover, warmhearted net system control system together with monitoring voluntarily of electric section together with control being living, the rule to call off greats quantity displays the bearing in that system, boiler, oxygen remover, the warmhearted net operation is achieved crt and is supervised completely, manipulates personnel staff is living inner place the control cabin completely completees failure - free operation and trouble removal operation. the predictive target of putting ino production queen is the boiler, oxygen remover, the warmhearted net is achieved comprehensive self - regulation, moreover be able to be over a long period of time, steady secure operation
本系統利用可編程式控制制器（ plc ）替代常規的儀表（數顯表、記錄儀、單迴路控制器、手操器及輔助儀表裝置等） ，實現29mw循環流化床熱水鍋爐、除氧器、熱網系統控制系統與電氣部分的自動監測與控制。在該系統中取消大量的常規顯示儀表，鍋爐、除氧器、熱網的運行實現crt全面監控，操作人員在控制室內全部完成正常運行及事故處理操作。投產后的預期目標是鍋爐、除氧器、熱網實現全面自動調節，並能長期、穩定、安全運行。Preliminary investigation on high performance cryogenic heat transfer based upon natural circulation cooling
基於自然循環預冷過程高效低溫傳熱方法的初步研究分享友人