鍋爐運行效率 的英文怎麼說
中文拼音 [guōlúyùnhángxiàolǜ]
鍋爐運行效率
英文
boiler operating efficiency- 鍋 : 名詞1. (炊事用具) pan; pot 2. (裝液體加熱用的器具) boiler; cauldron3. (某些器物上像鍋的部分) bowl (of a pipe, etc. )
- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 行 : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
- 效 : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
- 率 : 率名詞(比值) rate; ratio; proportion
- 鍋爐 : boiler; furnace
- 運行 : move; be in motion; run; working; machine run; operation; corotation; propulsion (影片)
- 效率 : productiveness; efficiency; productivity; workpiece ratio
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The measurement of the running result indicates that its efficiency achieves 90 to 93 percent when using in a liquid state pulverized coal fired boiler and 92 to 95 percent when using in a solid state ptdverized coal fired holiler
運行測試表明:用於液態排渣煤粉鍋爐,其除塵效率達到90 93 ;用於固態排渣煤粉鍋爐,其除生效率達到93 95 。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。The burners of 220 t / h boiler in henan shenhuolv power plant were retrofitted by using the pulverized coal burners with stabilized - firing cavity and cutting down the distance between up - primary air and down - primary air etc. technologies, thus the boiler was successfully converted from originally designed burning high calorific value coal to low calorific value coal, the boiler could operate stably at 50 % load without oil - firing aid and the thermal efficiency of boiler reached 89 %
摘要採用穩燃腔煤粉燃燒器並集中布置上、下一次風等技術對河南神火鋁電廠220t / h鍋爐燃燒器進行改造,成功地將該爐原設計燃用優質煤改燃為普通煤,並取得了改造后50 %負荷可無油穩定運行,鍋爐熱效率達到89 %的良好效果。The main contents are as follows : based on analyzing several kinds of computing models of the boiler efficiency, performance test code for utility boiler is selected as original version and a new boiler efficiency online computing model is presented, which only needing input the coal industrial analytical components and the main operating monitored parameters of the boiler can online compute the boiler efficiencies
本文的主要工作如下:在分析了幾種鍋爐效率計算模型的基礎上,選擇我國電站鍋爐性能試驗規程作為藍本,提出了一種新的鍋爐效率在線計算模型。該模型只需要輸入鍋爐燃用煤的工業分析成分和鍋爐主要運行監控參數就可以在線計算鍋爐效率。The basic theory about realizing on - line monitoring boiler efficiency is discussed. its method is put into practice by using advanced programming language delphi, which can calculate the boiler efficiency for any operational condition
本文論述了鍋爐效率實現計算機在線監測的理論基礎,並用高級語言delphi實現了任意運行工況效率的計算。To improve boiler ' s reliability and economy performance, this paper based on the studies of present utility boiler operation and management was mainly focused on the following several aspects : 1. build up efficiency calculation model and discuss the method to optimize the boiler performance for the purpose of raising accuracy of efficiency analysis
本文根據對國內外電站鍋爐運行、管理的現狀及其現有問題的研究,在提高鍋爐運行可靠性和經濟性方面做了以下工作: ( 1 )建立鍋爐效率計算的數學模型,研究熱效率的計算方法,提高其分析的準確性。Data collected from mengda power plant have been used to train the model. unlike normal direct - method / indirect - method of heat balance, this model computes the boiler efficiency and main parameters needed for control in the boiler ' s operation efficiently by taking the advantage of neural network ' s inherited powerful co - relating ability, memorizing ability and the ability of mapping with nonlinear variables
此模型不同於傳統的鍋爐效率計算方法(正平衡或反平衡方法) ,而是通過人工神經網路本身具有的強大的聯想功能和記憶功能以及對于非線性變量的映射能力,來計算鍋爐效率和鍋爐運行中需要調節的一些主要參數。The combustion - optimizing and automatic control system is being adopted on boiler no. 2 in jiaozuo power plant, successfully realizing the combustion optimizing control of said boiler under constant load and varying load conditions, the on - line combustion debugging test, and the monitoring analysis of operation economic behavior, making the said boiler always to be safe operation with highest efficiency, enhancing averagely the boiler efficiency to more than 0. 5 %, economic benefit being obvious
摘要焦作電廠2號爐採用燃燒優化與自動控制系統,成功地實現了鍋爐定負荷和變負荷過程的燃燒優化控制、鍋爐在線燃燒調整試驗和運行經濟監測分析,使鍋爐時刻在最高效率下安全運行,鍋爐效率平均提高0 . 5 %以上,經濟效益顯著。Diagrams for example coal consumption and thermal efficiency in the light of online calculation presented by a software about boiler economic performance optimization developed with the tools visual c + + give you quick analysis and visualized judgment for boiler under different working conditions
( 3 )用visualc + +開發工具對鍋爐經濟性能優化軟體進行了開發。根據現場運行提供的數據,通過計算,圖表顯示煤耗、鍋爐效率等參數的特性曲線;快速直觀的分析、判斷不同運行工況下鍋爐的可靠性與經濟性。This system finished supervisory control of boiler burning, sampled signals through sensors and calculated the signals whether reached the best content of oxygen and the best wind - coal ratio. using it controls the quantity of coal, entering wind and sending wing for reaching the best thermal efficiency of burning and improving economy benefit of boiler running
系統對鍋爐燃燒進行監控,通過傳感器采樣信號,計算是否達到最佳含氧量、最佳風煤比,來控制給煤量、引風量和送風量,使燃燒達到最佳熱效率和提高鍋爐運行的經濟效益。In this thesis, designing " a " furnace arch by applying momentum synthesis and applying the laminar coal supply device to improve the burning in furnace, the operation duty of chain boiler, the thermal efficiency of boiler, are studied, according to the problems of the irrationality on boiler proper frame and the disproportion on system disposition in the design and the operation of chain boiler
本文根據鏈條鍋爐設計和運行中存在鍋爐本體結構上的不合理、系統布置上的不匹配等問題,研究了利用動量合成法設計「 」型火焰爐拱,以及利用分層給煤裝置來強化爐內燃燒,改善鏈條鍋爐運行工況,提高鍋爐熱效率。Abstract : reformation of medium, mini - scale boiler by means of single - chip computer can both heighten boiler heat efficiency to save energy, and make vapour pressure stable to implement safe moving and automatical control
文摘:利用單片微機改造中小型工業鍋爐,既能提高鍋爐熱效率,達到節能效果,又能使蒸汽壓力穩定,運行安全可靠,實現控制自動化。Because of lower automating - control, the boiler ' s running efficiency is low, and heating energy waste is very high, one reason is burning control level is very low
鍋爐,作為北方城市冬季取暖的主要設備,長期以來,由於自動化程度不高,運行效率低,能源浪費嚴重。其中鍋爐燃燒控制的落後是高能耗的主要原因之一。Passing the cold air - dynamic test, thermal efficiency test and practical running, we can conclude the technology is viable in setting the high temperature corrosion of the water wall tubes of boiler and increase thermal efficiency ect
從冷態空氣動力場試驗、熱態效率試驗和實際運行方面出發,驗證此項技術在解決鍋爐水冷壁高溫腐蝕以及提高鍋爐熱效率等方面的可行性。For the first time this dissertation discusses the feasibility of data mining for the fields data of cfbb , analyses the preprocessing technology of sample data , introduces the application of clustering analysis , and finally completes the rule extraction by applying knowledge - based artificial neural network. considering distributed parameters , nonlinear , and long time lag system of cfbb , the theory of self - organizing neural fuzzy inference system is applied to the control system of cfbb , and enables control rules extraction on - line. the models of data mining and self - organizing ( fbnc - pnn controller ) are programmed , embedded to the control system of a 35 t / h cfbb in tsingtao , and finally improve the performance of cfbb effectively
本文還針對流化床鍋爐運行的非線性嚴重、大滯后、不確定性大等特點,研究了基於數據挖掘優化的模糊神經自組織控制策略在循環流化床控制系統中的應用,使規則獲取可以在線進行;並編制了數據挖掘模塊優化自組織控制模塊,應用到青島35t / h循環流化床鍋爐的控制系統中,提高了鍋爐的運行水平和效率,取得了良好的效果。The control of marine boiler system on board ship, especially on board turbo ship or on board oil tanker, is always a important question for discussion of maine engineering technology and automatization technology. the reason is that the control count for much with efficiency, security and reliability of boiler
對船用鍋爐系統的控制,特別是對透平機船或油輪所使用的大型鍋爐系統的控制,一直是船舶輪機技術和自動化技術的一個重要課題,因為這一控制不僅直接涉及到鍋爐運行的效率效能,而且更關繫到它運行的安全性和可靠性。The main functions of the software include the conditions monitoring of the units and the performance analysis on line, for example, the calculation of the net coal consumption rate of thermal power plants, the net coal consumption rate of power supply, the efficiency of boiler, the efficiency of turbine and other significant index
該系統使用方便、靈活、功能強大、界面友好,並具有數據有效性檢驗和用戶安全驗證功能,具有豐富的報表、圖形界面來顯示計算分析結果。這套系統可以在線監測和分析機組的運行效率,包括發電煤耗、供電煤耗、鍋爐效率、汽輪機效率和廠用電率。Now design efficiency of common gas boiler can reach 90 percent or so, but various factors such as load, fuel quality, work condition and pressure which result in uncompleted burning of gas and excess air, decrease boiler hot efficiency and cause resources waste and environment pollution. considering these it is essential to adopt closed loop feedback control to boiler burning system
現今,一般的燃氣鍋爐設計效率均能達到90 %左右,但在實際運行中,因負荷、燃料品質、工作環境、壓力、混合情況等因素的影響,往往造成燃氣不完全燃燒或空氣過量,使鍋爐熱效率降低,造成能源浪費與環境污染,在這樣一種背景下,有必要對其燃燒系統進行閉環反饋控制。First, the mechanism of day - ahead power exchange market is introduced. several bidding thoughts of generators and a bidding method based on game theory are introduced. then bidding curve is discussed, several kinds of bidding curve and its related factors are analyzed
接下來討論了成本曲線和競價曲線,分析了成本曲線與電廠的一些基本設備如鍋爐、汽機運行效率之間的關系,以及怎樣根據成本曲線來構築報價曲線,分析了發電廠競價的幾種曲線及其與成本曲線及其他相關因素的關系。The model trained successfully can be used to compute the real - time boiler ' s efficiency and other concerned operating parameters of the 300mw generating unit in mengda power plant in neimenggu autonomous region. the model can analyze the real - time boiler efficiency to some degree. at the same time, it can lead to the advanced methods for optimizing the boiler operation
神經網路訓練成功的模型可在線對內蒙古蒙達電廠的300mw機組計算鍋爐效率及其它運行中關注的參數,在一定程度上起到鍋爐效率實時分析的作用,並為鍋爐運行提出優化調節的方法。分享友人