
流化床燃燒;憐床燃燒
Pressurized fluidized bed combustion combined cycle(PFBC CC) power generation is a new clean coal technology.
增壓流化床聯合循環(PFBC-CC)發電技術是一種新型的潔淨煤技術。
A new technology called CWM-FBC technology (coal water mixture-fluidized bed combustion) developed in Zhejiang University is reported.
本文報導了一項煤水混合物流化床燃燒的新工藝。
The circulation fluidized bed combustion boiler commissioning service to Changling branch of China Petroleum and Chemical Corporation, in phase II coal-replace-oil project.
中國石油化工股份有限公司長嶺分公司煤代油二期工程循環流化床調試服務;
The second generation pressurized fluidized bed combustion combined cycle (2G PFBC-CC) is one of the promising clean coal technologies.
第二代增壓流化床聯合循環發電技術(2G PFBC-CC)是當前具有應用前景的潔淨煤發電技術之一。
It may be seemed that the heat transfer model presented in this paper would reflect the heat transfer process of the immersed tube in the fluidized bed combustion boiler.
說明本文所介紹的傳熱模型在一定程度上反映了沸騰燃燒鍋爐内埋管傳熱過程。
General circulating fluidized bed combustion temperature is in the range of the best desulphurization , Which is its major factor of high-efficiency desulphurization.
一般循環流化床的燃燒溫度在最佳脫硫範圍内 ,這是它脫硫效率高的一個很主要的因素。
The vortexing fluidized bed combustion has bright application prospect because of its much higher combustion and desulphidation efficiency than bubbling…
旋渦流化床能獲得比鼓泡流化床高得多的燃燒和脫硫效率,又比循環流化床結構簡單、投資省,具有廣闊的應用前景。
Fluidized bed combustion: A method of burning particulate fuel such as coal in which the amount of air required for combustion far exceeds that found in conventional burners.
流化床燃燒,沸騰床燃燒:一種燃燒顆粒燃料(如煤炭)的方法。燃燒時的空氣需求量遠遠超過常規燃燒器。
Experiments show that with fluidized bed combustion technique to directly heat air by burning coal can reduce frequency of energy transfer and thus raise energy utilization rate.
試驗表明:采用流化床燃燒技術,通過燃煤直接加熱空氣,可減少能量轉換環節,提高能源利用率;
The structure features, operation results of fluidized bed combustion boilers, that are manufactured by Dong Fang Boiler Work, and used fuel feature are also introduced briefly.
并對東方鍋爐廠生産的流化床鍋爐典型産品的結構特點和運行業績及其燃用的燃料特性作了簡要介紹。
The technical crux, typical system and environmental control feature of integrated pressurized fluidized bed combustion combine cycle power generation are elaborated in this paper.
闡述了增壓流化床聯合循環的技術關鍵、典型系統和環保特性,介紹了國外的發展情況和運行實踐,并預示了商業化前景。
Fluidized bed combustion technology which has developed recent years, is a highly efficient, low pollution and clean coal combustion technology.
流化床燃燒技術是近年來發展起來的一種高效、低污染清潔煤燃燒技術。
The total mass balance of Circulating Fluidized Bed Combustion (CFBC) with coal ash as bed inventory is stu***d.
本文建立了以煤燃燒成灰為床料的循環流化床總體質量平衡數學模型。
As a new type clean combustion technique, recirculating fluidized bed combustion technique has been widely used.
循環流化床燃燒技術作為一種新型的潔淨燃燒技術得到廣泛應用。
The results showed that char deactivation happens during char burnout in fluidized bed combustion condition.
結果表明:循環流化床鍋爐燃燒過程中焦炭反應性逐漸下降;
In this paper, the NIT pressurized fluidized bed combustion facility, its start-up and preliminary experimental results are described.
本文叙述了NIT增壓流化床燃燒裝置和它的啟動運行,以及試驗研究的初步結果。
The vortexing fluidized bed combustion has bright application prospect because of its much higher combustion and desulphidation efficiency than bubbling fluidized b…
旋渦流化床能獲得比鼓泡流化床高得多的燃燒和脫硫效率,又比循環流化床結構簡單、投資省,具有廣闊的應用前景。
The calculated results are in good agreement with the experimental data obtained from a pressurized fluidized bed combustion facility.
将模型用于東南大學增壓流化床燃燒裝置,計算結果和試驗結果趨勢一緻,數值相近。
With an eye on the oily sludge in Chinese oil fields, a kind of differential density circulating fluidized bed combustion technology for treating oily sludge is proposed.
針對我國油田的油污泥情況,提出一種采用異密度循環流化床燃燒技術處理油污泥的方法。
The development of waste incineration technology and the application of fluidized bed combustion at waste incineration in view of feasibility and advantages are described.
介紹了垃圾焚燒發電技術的發展曆史及流化床技術應用于垃圾發電的優勢和可行性。
A new concept of achieving high temperature air by circulating fluidized bed combustion at high excess air ratio was proposed.
提出了借助循環流化床在高過剩空氣系數下燃燒的技術提供高溫空氣的新構思。
The research and development courses of fluidized bed combustion technology, especially the fluidized bed boiler design and manufacture, and some of the achievements are introduced in this paper.
對東方鍋爐廠流化床鍋爐的開發研究曆程,特别對流化床鍋爐技術方面開展的研究工作和取得的成果作了闡述。
An effective approach for utilizing low grade coals, fluidized bed combustion with flyash underbed recycle is recommended based on analyzing the state of the art of fluidized bed combustion.
針對國内外流化床燃燒技術發展現狀,提出了飛灰循環底飼回燃利用劣質煤的有效途徑。
This method, which exclusively uses pulverized coal, is distinguished by the high efficiency of pulverized coal combustion combined with the low polluting consequences of fluidized bed combustion.
該方法全部燃用粉煤,具有粉煤燃燒高效率和流化床燃燒低污染的特點。
Sodium in coal is an important factor affecting PFBC (pressurized fluidized bed combustion) and IGCC (integrated gasification compined cycle) processes.
煤中鈉是影響增壓流化床(PFBC)和整體煤氣化(IGCC)發展的一個重要因素。
Based on the achievements attained, an innovative concept to develop the coal-fired combined cycle with partial gasification and fluidized bed combustion (PGCFB-CC) is put forward.
并在此基礎上探讨提出了發展部分氣化循環床燃燒聯合循環(PGCFBCC)的創新發展思路。
In fluidized bed combustion boilers a suspension section not only serves as a heat transfer section but also plays its role as a combustion one.
在流化床鍋爐中,懸浮段不僅可以作為傳熱區段,而且也有燃燒作用。
The result of the first stage work of mathematically modelling for fluidized bed combustion process of coal water mixture the primary model is reported in this paper.
本文介紹了燃燒實驗室所進行的媒水混合物流化床燃燒過程數學模化工作第一階段的研究結果——初定模型的基本情況。
流化床燃燒(Fluidized Bed Combustion,FBC)是一種高效清潔的燃燒技術,其核心原理是通過氣流将固體燃料顆粒(如煤、生物質或廢棄物)與惰性床料(如砂子、石灰石)混合并懸浮,形成類似流體的動态燃燒環境。該技術通過以下機制實現高效燃燒與污染控制:
流态化作用
燃燒室内空氣以特定流速從底部注入,使燃料和床料混合物呈現“沸騰”狀态。這種氣固混合方式可增大反應接觸面積,強化傳熱效率,燃燒溫度通常控制在800-900℃,顯著低于傳統粉煤燃燒(1200-1400℃)。
污染控制能力
石灰石作為床料時,可在燃燒過程中直接吸收硫氧化物(SOx),脫硫效率可達90%以上。低溫燃燒特性同時抑制氮氧化物(NOx)的生成,排放濃度較常規鍋爐降低30-50%。
燃料適應性
該技術可處理高灰分、高水分或低熱值的劣質燃料,包括煤矸石、油頁岩及農林廢棄物,燃料利用率可達95-99%。這種靈活性使其在工業鍋爐和發電領域具有廣泛應用。
權威研究顯示,流化床燃燒系統通過分級燃燒設計和循環流化床(CFBC)改進,已實現40-45%的發電效率,在碳捕集與封存(CCUS)技術結合方面展現出更大減排潛力。
fluidized bed combustion(流化床燃燒)是一種高效燃燒技術,結合了“流化床”和“燃燒”兩個核心概念。以下是詳細解釋:
在流化床燃燒中,燃料(如煤、生物質)被注入流化床層,與高速氣流作用下的固體顆粒混合并燃燒。床層的高效傳熱特性使燃燒溫度通常控制在較低範圍(800–900°C),減少了氮氧化物(NOₓ)的生成。
燃燒反應的通式可表示為:
$$ text{燃料} + O_2 rightarrow CO_2 + H_2O + text{熱量} $$
具體以煤為例:
$$ C + O_2 rightarrow CO_2 quad Delta H < 0 $$
通過上述分點解釋,可全面理解該技術的工作機制與優勢。如需進一步了解具體設備或案例,可參考來源中的工程分析(如)。
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