爐膛口 的英文怎麼說
中文拼音 [lútángkǒu]
爐膛口
英文
furnace hole-
The experimentation of cool and hot diagnosis reflected the structure and disposal of combustor, slag bonding and smirch of hearth are the main factors of hearth ' s outlet overheat and output of boiler decline
冷、熱態診斷試驗反映出爐膛結焦、粘污及燃燒器的結構和布置等因素是造成爐膛出口煙溫偏高，鍋爐出力下降的主要因素。This article aims at the boiler ' s problems in operation : 1 ) under nominal load, the smoke temperature at the outlet of hearth reaches 1200, far more exceeds 1050 the original designed temperature. this will always result in slag inside boiler and the temperature of overheater ' s pipe superheat, so that boiler cannot take nominal load and all these influence boiler ' s nomal operation heavily, 2 ) this article also studied the reason why the assistant oil becoming necessary when coal changes. during the nomal operation, many factors ( makeup of combustor and its disposal, smirch and encrust of water wall, excessive air coefficient, temperature of primary air, coal type and density of coal dust ) can deviate the designed working conditions, then affect the boiler ' s nomal operation
本文針對該鍋爐在實際運行中存在的問題：在額定負荷下，爐膛出口超溫、低溫段過熱器前煙溫高達936 ，遠遠超過815的設計值；噴燃器四周水冷壁結焦嚴重，過熱器管壁溫度超標，無法帶上額定負荷；甚至有時因燃煤質量的變化，必須投油助燃的嚴重情況進行了分析研究。在實際生產過程中，燃燒器的結構、布置，水冷壁的粘污、結垢，過剩空氣系數、一次風溫、煤種及其濃度變化等許多因素都會偏離鍋爐的設計工況，從而影響爐內的傳熱和燃燒，造成爐膛出口超溫、水冷壁結渣等問題。3. on boiler retrofit, the calculation of fuel burning, the heat calculation of boiler inside structure and convection section, and the design of structure parameter of feed water heat exchanger are made. the flue gas channels " resistance calculation and the boiler strength verifying are also carried out. replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant
對鍋爐本體進行了燃料燃燒計算、爐膛結構熱力計算、對流受熱面結構熱力計算、鍋爐給水加熱器結構參數設計、煙道阻力計算及鍋爐元件強度校核等；改進了水冷壁布置使換熱效果更好，減少輻射換熱損失；改進對流段結構，更充分的利用爐膛出口煙氣余熱，提高熱效率；並且進行了煙氣阻力計算、熱效率計算和能量平衡測試，對改進后的稠油燃料和改進前進行了對比，燃燒狀況和熱效率有明顯改善。After appropriate reform measures were taken, the slagging and gas temperature deviation problemes have been completely solved. the boiler efficiency was raised by 2 percentage points and the boiler ' s safety and economics effect got improved
鍋爐經本次改造解決了爐膛出口煙溫偏高的問題，實現了鍋爐在130t h的額定工況下低溫段過熱器前煙溫由大修前的936下降到825的預期效果，並提高爐效2個百分點，使鍋爐運行的經濟性和安全可靠性得到改善和提高。After the optimizing system is put into operation, online calculating results and operation effect is analyzed, pointing out that the base for the whole boiler soot blow optimization is the minimum loss of soot accumulation and energy consumption of soot blowing, the base for water cooling wall soot blow optimization is the combustion house outlet gas temperature difference, the base for a single heat exchange surface soot blow optimization is the degree of its soot accumulation
並對優化系統在線運行后，取得的實時計算結果和實際效果進行了分析，著重指出積灰和吹灰的經濟性最佳可作為整個鍋爐吹灰優化的決策依據，爐膛出口煙溫差可以作為爐膛吹灰優化決策的依據，受熱麵灰污程度可以作為單個對流受熱面吹灰優化決策的依據。In order to reduce the gas temperature deviation, the key is in reducing residual rotation and shortens the flame length
為消除爐膛出口煙溫偏差，關鍵在於減輕爐膛出口煙氣的殘余旋轉及縮短火焰長度。Combustion system of power plant boiler is taken as the research object of this thesis. the research mainly focuses on the faults of boiler combustion system, such as flame center deflection, powder feed inequality or break, primary air pipe jammed, spontaneous combustion, and backfire or kill in burner spout
本文以電站鍋爐燃燒系統為研究對象，主要圍繞鍋爐燃燒系統運行中可能出現的爐膛火焰中心偏斜、給粉機下粉脈動、一次風管道內堵粉、自燃、燃燒器噴口回火、滅火等故障展開研究。Then, the thesis also did some effective research on the monitoring of the nox emission from the power plant boiler. a monitoring model was developed to trace the change of the nox emission by the flame images
在燃燒污染物排放的監測上，本文也進行了大膽而富有成效的嘗試，提出了爐膛出口no _ x排放量監測模型，實現了根據火焰圖像來跟蹤監測爐膛出口no _ x的排放濃度。This thesis designed and constructed a series of solid circulating loop devices, including cyclone separator, loop seal, external heat exchanger ( ehe ) and correspondent joining pipes. a data acquiring system was completed to realize the data real - time display and record the pressure of the whole system and air flow
設計和搭建了從爐膛頂部出口到底部進口的物料回送裝置，包括旋風分離器，返料器，外置換熱器和相關連接管道，編寫了數據採集程序實現數據實時顯示，並記錄整個運行中床體各點壓力、各處送風量。Has analyzed the existing thermal power plant boiler superheat vapor temperature governign system control strategy, proposed exports the vapor temperature using the boiler the rate of change and the chamber exports the haze temperature to take the forward feed signal, the solution superheat vapor temperature adjustment hysteresis quality
分析現有熱電廠鍋爐過熱蒸汽溫度調節系統的控制策略，提出利用鍋爐出口蒸汽溫度的變化率和爐膛出口煙氣溫度作為前饋信號，解決過熱蒸汽溫度調節的滯后性。Moreover, the furnace arch improvement has been carried on about the chain boiler dzl6 - 1. 25 - aii of the boiler house in southvvest jiaotong university, which has improved the furnace ' s exit temperature and the thermal efficiency of the boiler
並對西南交通大學鍋爐房的dzl6 - 1 25 - a型鏈條鍋爐進行了爐拱改造，提高了該鍋爐的爐膛出口溫度和熱效率。At present the phenomenon that high temperature corrosion of water wall and gas temperature deviation of shandong power plant is ubiquity. it brings the great harm to safety and economical operation of boiler
目前，山東省大機組普遍存在著爐膛出口煙溫偏差和水冷壁煙側高溫腐蝕現象，給鍋爐的安全、經濟運行帶來很大危害。The result shows that the scheme of this paper can resolves the high temperature corrosion and gas temperature deviation problems. liang huazhong ( thermal power engineering ) directed by prof
實驗表明，本文所提出的改造方案，能夠達到解決高溫腐蝕、減輕爐膛出口煙溫偏差的問題。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。分享友人