鍋爐運行數據 的英文怎麼說
中文拼音 [guōlúyùnhángshǔjù]
鍋爐運行數據
英文
boiler operational data- 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...
- 數 : 數副詞(屢次) frequently; repeatedly
- 據 : 據Ⅰ動詞1 (占據) occupy; seize 2 (憑借; 依靠) rely on; depend on Ⅱ介詞(按照; 依據) according...
- 鍋爐 : boiler; furnace
- 運行 : move; be in motion; run; working; machine run; operation; corotation; propulsion (影片)
- 數據 : data; record; information
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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。The paper in this paper makes numerical computation based on operation conditions, which allows operation staff to really reduce accidences judging by the radical rule and then improve economic and safety in boiler ' s operation, to get a good idea of the temperature varying regulation of spiral finned tubes as well
本文根據電廠的實際運行情況進行數值計算的。計算結果可供運行人員在實際工作中參考,減少生產事故發生率、提高電站鍋爐運行的經濟性和安全性,同時又可了解壁溫的變化規律。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。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。The object to study in this paper is the electric heat reservoir boiler, which is used to supply heat water and bask for the resident population. the use of the system define the character of the output medium with the lower request on quality and parameter, at the same time, it ask the boiler should has the higher character on the respect of the cost, reliability, economy, and so on. hence, the paper carefully design and study the system for the choice and design of the boiler core heating componet, the lay of the heat exchanger, the working status of the heat reservoir equipment, the adjustment and control mode of to supply heat water. the study work mainly include underside some contents, forexample : 1. to confirm the heat medium parameter to adapt the requirements of the most of the heating equipments and to design the instruction of the boiler and heat reservoir as simple as possible
圍繞上述原則,本文從電熱鍋爐核心加熱元件的選型及設計、換熱面的布置、蓄熱設備的運行工況、供熱的調節方式以及控制方法進行了較細致的研究和計算,具體研究工作有以下幾個方面: 1 .根據使用要求,確定適用於多數採暖設備的熱介質參數,設計在結構型式上盡可能簡單的鍋爐和蓄熱器; 2 .對製造加熱元件電熱管的各種材料進行了對比和分析、在結構尺寸上進行了仔細的分析和計算,根據實際使用條件給出合理的設計,使其具有較高的可靠性和使用壽命; 3 .對不同換熱面布置形式進行傳熱分析。The listed influences of coal quality upon fouling coefficient of heating surfaces have comparatively large difference with recommended values in some standards currently in effect at abroad, needing to accumulate data from boiler test, design, and operation for correcting the said influences
所列舉煤質對受熱麵灰污系數的影響與國外某些現行標準的推薦值有時相差較大,需要鍋爐試驗、設計、運行中積累數據對其進行修正。So, the accurate measurement and forecasting of flame temperature field in the stove is very important for the burning state judgement, and adjust the operation parameter of the boiler in view of the above, it is very important to ensure the normal running of the boiler
因此,爐內火焰溫度場的準確測量和預估對判斷爐膛的燃燒狀態,並據此調整鍋爐的運行參數,保障鍋爐的正常運行非常重要。In this system, mean velocity pipe is applied to transform the air velocity signal into pressure difference signal, and then the pressure difference signal is input into pressure difference transmitter to realize the transform of the pressure difference signal from non - electricity signal to electric current, and through the resistance in the corresponding sampling circuit the electric current is transformed into voltage signal ; the thermocouple is used as the primary element to realize the transform from temperature signal to the voltage signal ; under the control of communication agreement module, diversified voltage signal is transported into computer by way of a / d conversion module, and then the monitoring software compiled beforehand is transferred to deal with all the voltage signals relatively, the result of which is conveyed to relative interface to display
該裝置具有三個特點:一是採用表面式測溫方法,有效地減少了元件的維護與損耗;二是採用工業控制計算機及信息就地採集、數據總線傳輸的方式,充分利用計算機和數據自動採集方面的技術,實現各種參數的在線測量,監測指標全面,能與dcs系統聯用,具有技術先進性和一定的前瞻性;三是採用顯示器配工業觸摸屏的顯示方式,為現場運行人員提供了簡單、易學、方便的操作模式。本裝置自2001年8月投入運行以來,有效地幫助、指導運行人員進行燃燒調整,對于鍋爐和機組的安全、經濟運行發揮了重要作用。The research objective is to improve the control system performance through the combination of the advanced control strategy with the meaningful information mined from the history operation database. firstly, a new solution for the control performance enhancement is presented by the reference of the kdd technology. aiming at practical application, a novel boiler load control method, which combines the multiple model adaptive control strategy with the data mining technology, is put forward in this dissertation
本文第一部分為熱工過程式控制制與數據信息採掘,研究的重點是通過先進控制策略的應用以及運行數據中發掘的有用信息,提高現有典型熱工過程式控制制系統的性能,內容包括:首次提出了借鑒數據信息採掘技術的思路和方法,用於完善現有的熱力系統優化控制方案;在此基礎上結合生產實際,提出了運用多模型自適應策略實施鍋爐負荷控制,並利用關聯規則的數據信息採掘方法,通過對燃料發熱量信息的在線診斷,優化控制器結構,同時實現鍋爐燃燒配風的自適應調整,提高負荷、燃燒控制系統性能。Then, we turn to the modules of the monitoring system, their function, structure, constitution, working sequence etc. the result and analysis prove the reliability of the model and monitoring svstem, then we dicuss the main factor thai affect the monitoring model and system
對鍋爐48小時實際連續運行數據作了模擬離線監測,監測結果分析驗證了監測系統與監測模型的準確性和可靠性,模型對鍋爐負荷有較大的適應性。並探討主要影響因素對監測結果的影響。The sprt was used to test error residual matrix between estimated matrix and measured matrix. based on the test result, it need to validate single parameter if necessary. finally, the on - line run status of the system and its parameters that whether natural or not are judged through these processes
通過鍋爐專家制定的試驗設計方案得到了有效的實驗數據,利用最值模型以及向量排序模型篩選出記憶矩陣,然後通過記憶矩陣對觀測矩陣進行實時訓練得到預測矩陣,再利用sprt方法對預測矩陣與觀測矩陣的殘差矩陣進行檢驗,對檢驗結果判斷,如有必要需對單參數進行驗證,最終通過這個過程判斷出系統及各個參數在線運行的穩定性。" multi - complex " method was selected as the implementation of multi - goal optimization, and was used in optimization of the process based on the model gained, searching for the optimal input parameters
本文使用鍋爐運行數據建立過程模型。通過改進的復合形優化演算法,尋找最優輸入變量組合,實現多目標函數的優化。Combined the real testing data, the paper developed a calculation program of water wall temperature and pressure drop for designed supercritical pressure cfb boiler with vertical water walls. the hydrodynamic calculation and safety checkout under five loads was carried out
結合實際運行的循環流化床鍋爐的熱態測試數據,開發了垂直水冷壁壁溫及水動力計算程序,根據爐膛熱負荷分佈規律,建立了膜式水冷壁熱流密度分佈函數。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。In pulverized coal reburning experimental studies, simulation is made on the high temperature reburining zone in boiler. results show different kinds of coal, air excessive coefficient and temperature all have great impact on no deoxidized efficiency. how factors affecting no deoxidized efficiency under gas environment are discussed here and the importance of char reburning to deoxidize no in the whole coal is expatiated
在對超細煤粉再燃的試驗研究中,運用一維爐及模擬煙氣成功模擬了鍋爐中的高溫再燃區,揭示了不同煤種、不同過量空氣系數、不同再燃區溫度等外部條件的變化下對超細煤粉和煤焦再燃還原no效率的影響的數據,確定了在煙氣環境下各種因素對煤粉煤焦再燃還原no效率的影響規律,並對煤焦異相還原no對整個煤粉還原no的貢獻進行了討論。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。The economic performance of the boiler is on - line diagnosed and analyzed by the monitoring operating parameters of the boiler
根據實測的鍋爐運行參數對鍋爐經濟性進行在線診斷分析。The software has been used to do numerical calculation for many boilers ; quantitative analysis on the temperature deviation around the exit of furnace of tangentially - fired boilers is also conducted ; so is the research on distribution of slagging on the heated surface, which provides the theoretical basis for boiler design, optimal operation, renovation planning etc. the paper analyzes the mechanism of slagging in the coal - fired combustion process ; it creates the mathematical modeling of fuzzy comprehensive judgment of slagging by utilizing the theory of fuzzy mathematics
用此軟體已對多臺鍋爐進行了燃燒模擬計算;定量分析了四角切圓燃燒鍋爐爐膛出口左右偏差問題;研究了受熱面結渣的分佈情況,為鍋爐的設計、運行優化、改造方案確定等提供理論依據。本文分析了煤粉燃燒過程中灰渣沉積的機理,利用模糊數學的理論建立了結渣的模糊綜合評判的數學模型。In this dissertation, the structure character of the marine boiler was introduced, the dynamic characteristic of it was analyzed, and a dynamic mathematical model of the boiler steam - water system was established. based on this model, a simulation model was obtained, and it was used to simulate the working process of the marine boiler
本文介紹了船用鍋爐的結構、特點,根據其工作過程及運行工況,分析了船用鍋爐所特有的動態性能,在此基礎上建立了船用鍋爐汽水系統的動態數學模型,並將此模型轉化為模擬模型對其進行了模擬研究。分享友人