燃燒參數 的英文怎麼說
中文拼音 [ránshāoshēnshǔ]
燃燒參數
英文
combustion parameter-
( 2 ) calculation of the combustion parameters the combustion parameters of hmx, rdx, hns - i and b / kno _ ( 3 ) were calculated with vlwr code. the thermodynamic function of boron oxide was fitted by method of the least square to janaf thermo - chemical table, and their coefficients were determined
( 2 )炸藥及點火藥燃燒性能參數計算應用熱力學程序vlwr計算hmx 、 rdx 、 hns -及點火藥b kno _ 3的燃燒性能參數及燃燒平衡產物組成,得到了與密閉爆發器實驗相近的燃燒性能參數。The sensitive time lag theory circumvents the problems inherent in the description of unsteady combustion by use of a simplified two-parameter response function.
敏感時滯理論用簡化的雙參數響應函數來描述不穩定燃燒,從而繞過了某些固有的難點。Abstract : in the research of internal combustion engine, recordingin - cylinder pressure and temperature is an essential technique to study the thermal cycle of internal combustion engine. the combustion analyzer developed in this study will give both the measurements at sampling points per crank angle or sampling cycle, calculate and show the real time parameters which decide the working process of internal combustion engine, such as pressure accelerating rate, indicateed mean effective pressure, cycle - to - cycle variation, heat release rate, etc. compared with the imported congeneric products, the analyzer has many advantages such as chinese interface, low price, easy operateing, convenience in maintainance and easy upgrading
文摘:為了測錄內燃機缸內的壓力及溫度,開發了一種內燃機燃燒分析儀.該分析儀由國產高速數據採集卡及自行開發的控制軟體組成.它不僅能精確設置每度曲軸轉角內采樣點的個數和採集循環數,而且在採集過程中能實時計算和表徵內燃機工作過程的壓力升高率、平均指示壓力、循環變動率、放熱率等參數.經實際使用以及與國外產品相比表明,此分析儀具有全中文界面、價格低、操作簡單、使用維護方便、功能便於擴充等優點Taking it into account that this metal incendiary agent will be applied to the firebomb of pl96 122mm howitzer, the parameters ( such as shape, size etc. ) of the burning torch are also researched through experiments
針對此種金屬燃燒劑要應用於pl96式122毫米榴彈炮燃燒彈中,該論文還為燃燒炬的形狀、尺寸等參數的確定進行了具體試驗研究。Lastly, experimentations are carried out on chaochai 6102bq engine and the data of the thermal parameters according to different oil - apply lead angle is derived. the influence of the change of oil - apply lead angle on the rate of heat release is researched, then a reference is provided for building an accurate heat release model
最後,在朝柴6102bq柴油機臺架上進行了試驗,對不同供油提前角下柴油機的熱工參數進行實機測試,對試驗結果進行了處理、分析,研究了供油提前角的改變對放熱規律的影響,為建立該故障下的燃燒放熱模型提供參考。Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece
將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer
超聲波由於其空化機理及對液體的流變性影響等特性,在燃油霧化燃燒中逐步引起人們的重視,尤其在重渣油等高粘度液體的霧化過程中逐步顯示出其優越性,但其具體的霧化機理還需要做進一步的研究在氣泡霧化噴嘴基礎加入懸臂式簧片哨,將超聲波與氣泡霧化相結合是本文討論的主要內容本文從研究超聲波的一些機理入手,討論了超聲動力發生器氣泡霧化以及液體粘度對霧化質量的影響,並通過具體的實驗,根據實驗數據來討論霧化質量隨各種結構參數運行參數的變化規律,以便找到超聲霧化的一些規律,豐富對超聲霧化機理的研究,對超聲霧化噴嘴的設計具有一定的指導意義。After getting online results, combustion expert controller gained relevant ratiocinate output results by integrating technical parameters of online inspected system, combustion computed results and diagnostic and manipulated countermeasure of knowledge base, then which could propose operator for choosing a suitable control method using concentrated corresponding rules
在得到在線計算結果以後,燃燒專家控制器綜合在線檢測系統提供的工藝參數,以及燃燒計算的結果,使用存放在知識庫中的診斷和操作對策,得到相應的推理輸出結果;利用規則集的相應規則,提示操作工選用合適的控制方法。To training the sample the article put forward a monitor type fuzz - c cluster arithmetic and using it to establish a standard pattern database. based on human cognize character, the article put forward a weightiness amend coefficient ( wac ) to denote the important extent of different character
經過實驗驗證,本文提出了一組描述火焰圖像燃燒狀況的特徵參數,並採用一種改進的聚類演算法- -導師型模糊- c均值聚類演算法對標準模式做了訓練,建立了標準模式庫。Hence, the automation level of the bed temperature, one of the most important parameters for the combustion control of cfb, cannot be improved effectively
因此,作為循環流化床鍋爐的燃燒控制中的一個重要參數床溫,其自動化水平一直無法得到有效提高。Bed temperature and mainstream pressure are important parameter of circulating fluidized bed boiler ( cfbb ) combustion control system. to maintain them normal is key to the stable and economic operation of cfbb
床溫和主汽壓是循環流化床鍋爐燃燒控制系統中的兩個重要參數,維持正常的床溫和主汽壓是循環流化床鍋爐穩定、經濟運行的關鍵。The combustion parameters such as co - volume and impetus of the studied explosives were obtained through two methods, one is the standard closed bomb test ( cbt ) and the other is theoretic calculating with vlwr eos. the calculated values agreed well with experimental data
研究採用密閉爆發器實驗對炸藥的燃燒性能參數(如火藥力、余容等)進行了測試,並採用vlwr狀態方程方法對這些燃燒參數進行了熱力學計算,獲得與實驗吻合的燃燒性能參數。Burning furnace is a complicated controlled object, for its parameters are alaways varying with furnace condition. so it is difficult to get satisfied controlling effect when traditional controlling algorithm is used
由於燃燒爐是一個復雜的受控對象,系統參數隨燃燒爐的運行情況的變化而不斷變化,因而採用傳統的控制方案難以取得令人滿意的效果。A study about the effect of combustion chamber passage configuration on air plow field is performed in a compression ignition natural gas engine with a separated combustion chamber using multi - dimensional computational fluid dynamics ( cfd ) code
摘要以分隔室式天然氣發動機為研究對象,利用cfd多維數值模擬計算軟體,研究了燃燒室通道結構參數對壓燃式天然氣發動機缸內氣流運動的影響。In this thesis, the measuring methods of main combustion parameters of coal burning boiler are analyzed and compared on the basis of the conclusion of relative experiences of both here and abroad. and by integrating relative knowledge of the combustion regulation of coal burning boiler, a set of the on - line monitoring system of the combustion condition of boiler is designed and developed, which is used to measure the important parameters of the burning process of boiler exactly, and is suitable to the tangentially fired furnace boiler
在總結國內外相關經驗的基礎上,本文分析比較了火電廠燃煤鍋爐主要燃燒參數的測量方法,並結合燃煤鍋爐燃燒調整的有關知識,設計開發了一套鍋爐燃燒在線監測系統,用於對鍋爐燃燒過程的重要參數進行實時準確的測量,適用於中間儲倉式、熱風送粉的四角噴燃鍋爐。The process of mixing and chemical reaction in the second combustor is very complicated, many factors affect the combustion efficiency
然而補燃室內燃氣同空氣的摻混燃燒過程十分復雜,影響燃燒效率的設計參數很多。Study on laser diagnostics applied to combustion and flame
燃燒場參數的激光診斷技術研究Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running
本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點,提出多變量協調控制方案,解決了系統可控性差,難以實現穩定自動運行的問題;在此基礎上,改變以往以煙氣含氧量控制送風的傳統模式,針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重,煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題,應用智能控制理論中的模糊控制技術,結合自尋最優控制的思想,設計了一種模糊自尋優控制器,應用在電站鍋爐送風控制系統上,並闡述了動靜態兩種實現途徑,通過在線優化風煤配比,實現最佳經濟燃燒,切實保障了鍋爐的經濟運行。Avoiding the difficulties of detecting the difficult parameters in furnace control and of building up the models, integrated with fuzzy control and conventional pid control, abb ’ s control it system is used to predict the bloom surface and center temperature directly based on the temperature of furnace wall easily to be detected so that the temperature settings in various furnace sections can be self - corrected, the furnace temperature of each section self - adjusted and on - line parameters of combustion control self - optimized. in addition, the heating parameters and the operating status of the field plant can be monitored with alarm
採用abb公司的controlit控制系統,避開爐子控制中遇到的困難參數檢測及建模困難等因素,直接根據容易檢測的爐壁溫度來推知鋼坯表面溫度及鋼坯中心溫度,將模糊控制技術與常規pid控制相結合,實現各段溫爐設定值自修正、各段爐溫自協調、各參數在線自整定的自尋優最佳燃燒控制;對熱工參數、現場設備的運行情況進行監視、報警,實現爐膛壓力、管道壓力、換熱器的保護控制,並將重要參數送往廠級mis網路。The most important of the results is the finding of significant axial variations of the combustion parameters.
最重要的結果是燃燒參數的軸向變化顯著。分享友人