高出率鍋爐 的英文怎麼說
中文拼音 [gāochūlǜguōlú]
高出率鍋爐
英文
high duty boiler-
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。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。Which are higher than electric driven heat pump, gas boiler, coal boiler and electric boiler. the energy grade theory analysis results also show that the energy utilization of gehp is comparatively reasonable. exergy cost of gehp is 11. 2 yuan / gj by thermoeconomic method, which is much lower than the heating price nowadays
對比發現，燃氣機熱泵的一次能源利用率和（火用）效率均高於電動熱泵、燃氣鍋爐、燃煤鍋爐和電鍋爐；對燃氣機熱泵系統的能級分析也表示系統的能量利用過程比較合理；通過熱經濟學的分析，得出燃氣機熱泵的供熱（火用）成本為11 . 2元gj ，這個價格與現行集中供熱的價格相比還是很有優勢的。The results showed that not only would the boiler ' s performance be unaffected, but also the thermal efficiency be increased to some extend as long as the combustion was appropriately adjusted
指出了燃油鍋爐摻燒火炬氣時，只要合理調整燃燒，鍋爐性能不僅不會受到影響，而且熱效率有所提高。There are 3 parts of heat loss for gas boiler, including heat emission loss, uncompleted burning loss and fume hot loss, uncompleted burning loss decreases following the increase of excess air coefficient, while fume hot loss increases. it is obvious that there exit an optimum coefficient of excess air which make boiler own highest efficiency which is the purpose of burning control
不完全燃燒熱損失隨過量空氣系數的增大而減小，而排煙熱損失隨過量空氣系數的增大而增大，不難看出，存在一最佳的過量空氣系數使得兩者之和最小，即使得鍋爐的熱效率最高，燃燒控制的目的即在於此。Then a self - searching optimal control method for enhancing thermal efficiency is obtained through the optimal wind - coal ratio. then a computer control system for economic combustion in coal - fired boiler is designed
通過實現燃煤鍋爐最佳風煤比，得出提高鍋爐熱效率的自尋優控制方案，設計出了用於燃煤鍋爐經濟燃燒的計算機控制系統。With fast development of our country " s gas industry and air ' s increasingly serious contamination in city, using gas instead of coal and supplying energy in high efficiency and cleanliness has become necessary way in city. there are different problems in the current heating ( air conditioning ) systems. in the cogeneration system, heat and power affect each other, heating - pump heating ( aie conditioning ) system can not satisfy the peak load very well, the cost of gas fuel in boilor heating sestem is so high. the high generating efficiency of the diesel - engine two - sourse heating ( air conditioning ) systems is limited in range of 100kw - 1000kw, the heating scope is so limited. combined cycle of two sourse heating ( air conditioning ) system is most suitable selection to buesness community with big scope my paper aim at this syetem ' s primary question when it is applied in our country - - - - bringing project into execution and technology economy feasibility and off - design performence, combined with a certain demonstrating project in beijing buesness community, going along with calculating and analyzing, drawing out some efficient datas and conclusions, based on this, bringing out primary alements affecting combined cycle of two sourse heating ( air conditioning ) system " economics
熱電聯產系統熱電相互牽連，熱泵供暖（空調）系統不容易很好地滿足尖峰負荷，鍋爐供暖系統供熱中天然氣燃料構成的成本過高，內燃機雙源供暖（空調）系統的高發電效率僅限於100kw - 1000kw負荷范圍，供熱面積有限。對于大面積的商業園區、居民小區，燃燒天然氣的燃氣-蒸汽聯合循環雙源供暖（空調）系統是最佳選擇之一。本論文針對該系統在我國應用時的主要問題- - -方案的技術實施與技術經濟可行性，結合北京某一商業園區示範工程，進行了系統的計算與分析，得到了有效的數據與結論，在此基礎上，提出影響聯合循環雙源供暖（空調）系統經濟性的主要因素，並進行敏感性分析，得出有益的結論；最後通過各種供暖方案的比較分析回答了某些人對該系統的疑慮和不解，並指出系統的優化方向。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。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。This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change
本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性；負荷指令的導前功能對鍋爐主控有超前控製作用，能顯著提高主蒸汽壓力的穩定性；採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質，在大幅度工況變化下仍有效控制蒸汽溫度在額定范圍內，提高鍋爐、汽輪機壽命及其效率；汽輪發電機組的快速響應性與汽輪發電機組負荷振蕩問題間的平衡關系，採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷振蕩問題。For some pritical problems of industrial process control, this paper describes the economy energy principle of inverters and introduces some technology which we utilize frequency conversion to adjust speed, puts forward and carries on the solution of some technological problems of the transformation to the combustion process control system of 65t / h boiler, offers a kind of reliable route that the enterprises can save energy and improve production efficiency
摘要針對工業過程式控制制中的實際問題，描述了變頻器的節能原理、介紹利用變頻調速技術，提出並實施對65t / h鍋爐的燃燒過程式控制制系統進行改造的一些技術問題的解決方案，為工業企業實現節能降耗及提高生產效率提供了一種可靠的途徑。分享友人