風機壓力管 的英文怎麼說
中文拼音 [fēngjīyālìguǎn]
風機壓力管
英文
blower pressure pipe-
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,研究了熱風爐燃燒室內的氣流分佈規律.在此基礎上,比較了2種不同設計方案的氣流流動特徵,尤其是研究了燃燒器空氣通道內阻流板的設置與否對空氣和煤氣的流動和混合的影響.結果表明,阻流板的設計對加強空氣和煤氣的混合有著極為重要的作用,同時也增加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After the ventilator is started, the dust catcher is under negative state and will absorb air with dust in the ductwork to the case on the dust catcher, then the air current will enter into the upper side of filter bag flowing from upper side to lower part ; most of the dust will come out from the filter bag under function of gravity and inertia and then fall into the lower case ( ash hopper ), then the clean air will enter into the air via ventilator
當通風機啟動后,除塵器便處于負壓狀態,並將余風管中的含塵空氣吸入到除塵器上箱體內,然後氣流進入濾袋上口自上而下流動,多數粉塵顆粒在重力和慣性力的作用下穿出濾袋下口,沉降至下箱體內(灰斗) ,被濾的凈化氣體經通風機排入大氣中。Our leading products are : ball mill, superfine agitating mill, vacuum plaster agitator, slip agitator, pressure - glazing tank, shower - dedust glazing booth, vibration sieve, leakage tester for water - closet, blast heater, rapid dispersion machine, magnetic separator, base - wipe machine, electric diaphragm pump and the vertical casting unit for medium and top grade of one - piece water - closet and close - coupled water closet, wash basin, pedestal, low level cistern and sink
公司主導產品有球磨機、超細攪拌磨、真空石膏攪拌機、泥釉漿攪拌機、釉漿壓力罐、水浴噴釉廚、旋振篩、座便器漏水檢驗機、熱風爐、座便器彎管施釉機、高速分散機、磁選機、擦坯機、電動隔膜泵及生產中高檔衛生潔具的洗面器、分體座便、聯體座便、面具柱、低水箱洗滌槽等立澆成型機。Attestation car of gmp : the special wall face with the ground material, in addition to the dust equipments, in addition to the wet equipments, constant temperature equipments, the pure water decontamination system, purify the air condition, cleanness to deliver the machine, cleanness to deliver the window, breeze to pour the room and transport with connect the appropriation tube piece with to pump the valve, stainless steel ware, professional clothing and product, the air compressor, calculator related system and software, the factory motive equipments and attestation of gmp of other products and equipments
Gmp認證車間特別墻面與地面材料除塵設備除濕設備恆溫設備純水凈化系統凈化空調潔凈傳遞器潔凈傳遞窗風淋室輸送與連接專用管件與泵閥不銹鋼製品專業服裝與製品空氣壓縮機計算機相關系統與軟體工廠動力設備及gmp認證的其它產品與設備。Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied
本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響,並在此基礎上採用無節流方法測量流量,以風機調節性能曲線為依據,建立了基於徑向基函數( rbf )神經網路的風機流量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律;最後用visualc + +語言開發了風機性能在線監測系統。Automotive air conditioner accessories : automotive air conditioner cooler, evaporator, heat sink, air conditioner, temperature adjuster, heater, central cooler, air desiccators, cooling fan controller, internal heat exchanger, compressor, motor, air warmer, warm air device, electronic fan for cooling condenser, liquid can, thermal expansion valve, air condition pipeline, switch, clutch, connector, height valve, shunt valve and all kinds of automotive air conditioner production materials ( body aluminum, copper materials, etc ), production equipment, measurement equipment, etc
車用空調配件:各種車用空調冷凝器、蒸發器、散熱器、空調器、調溫器、加熱器、中冷器、空氣乾燥器、冷卻風扇控制器、內部熱交換器、壓縮機、電動機、暖風機、暖風裝置、各種冷凝器電子扇、貯液灌、熱力膨脹閥;各種車用空調管路、開關、離合器、接頭、高低閥、換向閥及各種車用空調生產材料(車用鋁材、銅材等) 、生產設備、檢測設備等。An engineer case is introduced, which is about " the reconstruction of high voltage fan ' s speed - adjusting by frequency conversion and the design of plc ( programmable logic controller ) control system in shui cheng iron and steel company ". in this project, an advanced controlling technology, based on the method in this paper, is used to realize the closed loop control of discharge header pressure of two coke ovens
介紹「水鋼煤焦化公司鼓風機高壓變頻調速及系統plc控制改造」的工程概況,對煤氣鼓風機採用先進的變頻調速技術和計算機控制技術進行改造,實現對兩座焦爐集氣管壓力自動調節的閉環控制功能,既滿足了煤氣量的自動調節的要求,又避免了煤氣鼓風機出口閥門的節流調節,節能效果相當可觀。A coke oven represents a kind of controlled object with a full spectrum of closely coupled factors, such as distributed parameters, no - linearity, time - dependent change and multi - variable features. among them, the discharge header pressure and fan suction are key parameters, and also constitute strongly coupled variables with very close inter - relation, which are fulfilled by the way of regulating coal - feeding and the rate of primary air supply in practice
焦爐是一個分佈參數,非線性、時變、多變量緊密耦合的被控對象,其中集氣管壓力和鼓風機吸力既是關鍵參數,又是具有緊密關系的強耦合變量,它們均是通過調節給煤量和一次送風量來實現控制的。We can draw these conclusions through the analysis in the article : ( 1 ) the conflict between profitability and liquidity is the root of open - end funds liquidity risk ( 2 ) the security market in china is still developing with lots of speculators ( 3 ) the continious and stable development of security market is the precondition of open - end fund. most of open - end funds are in the type of stock, whose performance depends on stock market ( 4 ) so far, the merchanics in terms of block trade, processing trade, as well as derivatives of short sales and risk - hedging is still in progress, which restrict fund managers ' competence to control risk and increase their stress in dealing with liquidity risk
( 3 )證券市場持續穩定地發展是開放式基金得以長足發展的保障。現有的開放式基金絕大多數是股票型基金,其業績依賴于股市向好,進而影響投資者是否持有基金的抉擇。 ( 4 )目前我國證券市場在關于大宗交易、程序化交易、做空機制和規避風險的金融工具等方面的制度尚不健全,制約了基金管理人控制風險的能力,也加大了其面對流動性風險的壓力。The static and dynamical parameterized finite element model of the whole frame of the pipe belt conveyor and the fluid dynamic parameterized finite element model of the structural section are established by the software ansys of the finite element analysis. and then the static wind load of the whole frame of the pipe belt conveyor is calculated through the average wind pressure theory and computer simulation technology
利用有限元分析軟體ansys建立圓管帶式輸送機整體機架結構的靜、動力參數化有限元模型及結構斷面的流體動力學參數化有限元模型,並通過平均風壓理論及計算機模擬技術計算出作用於機架結構的靜風荷載。This paper selects the pulsating wind power density spectrum of davenport and simulates the wind speed time series and the wind load time by matlab. considering the vertical and horizontal correlation of the pulsating wind, the study make use of the time domain analysis of buffeting to carry out the transient dynamic analysis of the whole frame structure which is loaded by the random pulsating wind load. finally, in terms of the whole frame of the pipe belt conveyor, the evaluation for
選取davenport脈動風功率譜,利用matlab模擬脈動風的風速時程曲線和風荷載時程曲線,並考慮脈動風的空間豎向和側向相關性,利用抖振時域法對整體機架結構進行隨機脈動風壓作用下的瞬態動力學分析,最後再對圓管帶式輸送機整體機架結構對環境風荷載的適應性做出評價。The above circumstances will create some difficulties for the design of a discharge header pressure of coke oven control system, whose difficulties make it hard to realize an accurate control. in this paper, after comparing the difference of some kinds of decoupling control method, aiming at the feature of the coke oven pressure system and based on the coupling phenomena caused by the fluctuate between border upon channels, using the theory of feedforward and thinking about the influence between the fan suction and the discharge header pressure, a kind method of fuzzy feedforward is presented and used to control the discharge header pressure
本文在比較了目前各種解耦方法的優缺點后,針對集氣管壓力控制的特點,基於相鄰通道的波動引起的耦合現象,採用前饋補償原則,同時考慮鼓風機吸力對集氣管壓力的影響,將常規pid控制技術、多變量經典控制技術和多變量模糊控制技術相結合,提出了一種基於模糊邏輯的模糊前饋解耦方法,用於集氣管壓力控制。Based on the experience of regulating frequency according to different valve ' s angle, a reasonable controlling tactic is proposed. when the situation changes to a small degree, electromotor makes fan running at a constant rate ; when the situation changes to the limiting range, the discharge header pressure is automatically adjusted by the rate of fan
制定合理的控制策略,採用基於閥門開度的變頻調節策略,即工況變化較小的情況下,電機帶動鼓風機恆速運行,通過控制閥門開度自動調節集氣管壓力;當閥門開度到達極限值,還不能達到控制要求時,再通過變頻器改變鼓風機轉速,以自動調節集氣管壓力。Standing on the new development start point, the company will put forth effort to market innovation, scientific and technology innovation, management innovation, enterprise cultural construction and infrastructure construction, improvement of the economic strength, market competitive power and ability to resist risks of enterprises in an all - round way so as to make itself the modernized high - tech enterprise, the nation - famous photoelectric technology enterprise and precision steel tubes processing center, the strongest and largest hydraulic hoist equipment production base in the world, the world first rate hydraulic cylinder and subsurface sucker rod pumps manufacturing center and to do more contribution to the defense construction and national industry soaring
站在新的發展起點上,公司將著力推進市場創新、科技創新、管理創新、企業文化建設和基礎設施建設,全面提高企業的經濟實力、市場競爭能力和抗風險能力,將公司打造為現代化的高科技企業,成為中國知名的光電技術企業和精密鋼管加工中心,世界最強最大的液壓啟閉機成套設備生產基地,國際一流的液壓油缸和抽油泵製造中心,為國防現代化建設和民族工業的騰飛貢獻我們的力量!For an essential supplement, stress test has became one of indispensable methods in risk management of commercial banks
壓力測試作為風險價值( var )法的必要補充已發展成為金融機構風險管理中不可或缺的方法之一。A cross - sectional study by the chinese university of hong kong, headed by professor woo kam - sang of the department of medicine and therapeutics, documented that job stress and westernized diet habits would lead to the thickening of the inner wall of the neck artery and increase the risk of heart disease and stroke
工作壓力引發心血管病香港中文大學醫學院一項研究證實,工作壓力與西化飲食習慣會導致頸動脈血管的內中膜加厚,增加患心臟病及中風的機會。分享友人