煤的氣化法 的英文怎麼說
中文拼音 [méideqìhuàfǎ]
煤的氣化法
英文
coal gasification process- 煤 : 名詞(黑色固體礦物) coal
- 的 : 4次方是 The fourth power of 2 is direction
- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 氣化 : pneumatolysis; gasifying; aerification; gasification; gasify; vaporization氣化爐 gasification fur...
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Study of treatment selection and lange - scale on biochemical praess for gas wasewater
生化法處理煤氣廢水的工藝選擇及中試研究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。On the basis of analyzing and chemically examining a large numble of samples, through comprehensively studying the reservoiring geological conditions as hydrocarbon generation, petrophysical property, reservoir - caprock assemblage and lithologic trap type, by use of mathematical statistics, it was considered that yulin gas field is located in the greatest hydrocarbon - generating intensity area in the basin and its hydrocarbon source rocks are the permo - carboniferous coal measure strata, thus possessing the material conditions of forming large - sized gas fields
通過大量的化驗分析樣品數據,採用數理統計的方法對生烴條件、儲層物性、儲蓋組合配置、巖性圈閉類型等成藏地質條件進行了較為深入的研究,認為榆林氣田處于鄂爾多斯盆地最大生烴強度區,其烴源巖為石炭二疊系煤系地層,具備形成大型氣田的物質條件。The equilibrium working temperature of the gasifier and the composition of the outlet syngas ( short for synthesis gas ) at this temperature were calculated by solving the chemical equilibrium and the energy equilibrium equations. the analysis was used to study the effect of gasifying agent mixture ratio on the outlet syngas composition, the cold gas efficiency, the thermal efficiency and the exergy efficiency. the optimum o2 / coal ratio was found for a reasonable vapor / coal ratio ( the vapor / coal ratio had little effect on the efficiencies ) for various kinds of coal to maximum the thermal efficiency and the exergy efficiency
通過化學平衡和熱量平衡方法求解氣化爐平衡工作溫度以及該溫度下的出口煤氣成分,研究了氣化爐進口氣化劑配比對出口煤氣成分、冷煤氣效率、熱效率及火用效率的影響,指出熱效率、火用效率最優情況下適應于各煤種的最優氧煤比以及合理的水蒸汽耗量,為多聯產系統的設計優化提供參考。Extensive experiment on tar cracking was performed on bench - scale tar catalytic cracking test system in itpe. cold trapping was used for tar sampling and gravimetric analysis of tar samples was performed to achieve tar content in flue gas
在分析該領域研究現狀的基礎上,建立了實驗室規模生物質氣化焦油催化裂解實驗系統,採用冷態捕集方法進行焦油取樣,採用重度分析方法對焦油樣品進行分析以確定煤氣中焦油含量。The simultaneous purification of tar, naphthalene, h2s, organic sulfur, nh3, hcn and benzene can he achieved by temperature swing adsorption, which is low in investment and operating cost and has been used successfully in industrial production
採用變溫吸附法同時凈化焦爐煤氣中的焦油、茶、 h2s 、有機硫、 nh3 、 hcn和苯,其投資和運行成本都很低,並已在工業應用中取得成功。Aim at the present condition that the permeability of high rank coal reservoirs and its dynamic change regulation have been rarely studied, based on the modern testing technologies and actual measure data of coalbed methane ( cbm ) well with better drainage effect in qinshui basin, using the international advanced cbm well numerical simulation software ( comet2 ), the dynamic change regulation of the permeability of high rank coal reservoirs during gas recovery has been discussed, using the gas and water recovery process in divided stage is matched
摘要針對高煤級煤儲層滲透率尤其是其動態變化規律極少開展研究的現狀,基於現代測試技術和沁水盆地排采效果較好的煤層氣井實測排采數據,利用目前國際上較為先進的煤層氣數值模擬軟體comet2 ,採用分段擬合的方法對煤層氣井的產氣、產水過程進行歷史擬合和修正,進而對高煤級煤儲層滲透率在開采中的動態變化規律進行了探討。In order to achieve the optimized tunneling approach, first, tunneling procedures, shift length, horizontal jet grouting length, bench length and space length between c and d part of crd method are optimized ; on the basis of these results, two kinds of tunneling schemes are calculated with three - dimensional fem and the optimized tunneling scheme is achieved. as results of the optimized scheme, the conclusion is made that the gas pipe above the tunnel of sk3 + 355 section is secure. the calculation results are verified through comparison of numerical simulation results and site - monitoring measurement data
為得出適合本段工程的最佳施工路線,利用大型有限元通用軟體ansys對開挖順序、開挖進尺、水平旋噴長度、臺階長度及crd工法施工的c 、 d部相錯長度進行了有限元數值模擬和優化分析,並利用這些分析結果,進行了兩個施工方案的三維有限元動態施工模擬,得出了較優的施工方案,並利用施工后的地表沉降槽曲線,對sk3 + 355斷面處隧道上方的煤氣管線的安全性進行了分析,得出了利用此施工方案施工不會造成此處煤氣管線破壞的結論。Thermodynamic methods were used to optimize gasifier, shift reaction and co2 removal, and methanol synthesis processes. polygeneration is a promising system to make the best use of thermal energy with different qualities to achieve high environmental and economic benefits
本文以熱力學方法研究了多聯產系統的熱效率和火用損失,對氣化爐、水煤氣變換和脫碳以及甲醇合成等單元作了優化分析,指出了多聯產系統在能量利用方面的合理性,對其環境效益和經濟效益的綜合評估方法進行了初步探索。The gasification of beisu, shenfu, xinzhou and luan coal chars with co2 at 970 ~ 1165 was studied by the isothermal thermogravimetric analysis ( tga ) under the condition of chemical reaction control
摘要考察970 ~ 1165 ,北宿、神府、忻州、潞安煤焦與co2在熱天平中的氣化反應,用恆溫法進行熱重分析,考察煤種、氣化溫度、灰分對煤焦氣化的影響。In this method, the system features, such as no - linearity, no - easy constructing model and serious coupling are fully considered. the control effect manifests the validity of the decoupling methods presented in this paper. it can solve many questions in the operation of coke oven
該方法充分考慮了系統非線性、難以建模和具有強耦合性的特點,實際控制效果充分的表明,本文提出的模糊前饋解耦方法,簡單且易於實現,能夠有效的解決目前焦化行業中焦爐和煤氣鼓風機控制系統中多變量間存在的嚴重相互耦合的問題。This kind of enterprise, in terms of its specialization, has strong tendency towards the " planning economy ", the competition inside the enterprise is very weak, the capability to withstand the danger is poor, and the level of technology is comparatively low. with the development of the project " western gas exported to the east ", the implementation of the city cleaning energy engineering during the " tenth - five - year plan " of china and the possible change after the entry of wto. the present equipment and technology cannot satisfy the needs of the society, in which the resource of natural gas is increasing fast, and cannot encounter the competition brought by the change of the country ' s policy
城市燃氣企業主要承擔城市燃氣、煤氣、液化石油氣的輸配和供應管理職能,屬于城市公用事業,這類企業由於其行業的特殊性,計劃經濟的色彩比較濃厚,企業核心競爭力不強,抵禦風險的能力比較弱,技術水平比較低,隨著國家"西氣東輸"工程的啟動和"十五"期間城市清潔能源工程的實施以及加入wto后政策面可能發生的變化,燃氣企業現有的裝備技術狀況已無法滿足社會日益增長的對天然氣資源供應的需求,無法對應國家政策變化而帶來的市場競爭,因此,燃氣企業通過技術創新和大規模的項目改造,增強企業競爭力和實力已成其為必然趨勢。We select crm without coal as reference ; select semi - dynamic atmosphere to operate machine ; use the method fixing the temperature of hearth and that of sample holders when the analysis begins, which ensures the consistency of heating samples ; adopt the dta curve of " at - t " to analyzing crm heat, which decreases possible influences from the fluctuation of heating velocity ; draw conclusions that crm proportion and granularity influence the analysis little, but not crm moisture and coal species ; advise that there be a warm - up to the crm with much moisture before analysis and a modification to the crm with variable species of coal ; then obtain the feasible operation conditions and operation curve ( together with the curve function )
選用白生料作標樣;選用準動態測定氣氛;採用恆定爐膛溫度( 650 )和固定支持器初始溫度( 60 )的方法,確保了樣品受熱過程的一致性;採用「 t ? ? t (時間) 」 dta曲線分析生料熱,減少了升溫速率的微弱變化對測定結果的可能影響;得出生料配比和細度對差熱儀測定結果影響小、生料水分和煤品種影響大的結論,並提出對大水分生料測定前要進行預熱處理、對不同品種煤的測定結果要進行修正的建議。最終,得到了差熱儀適宜的工況條件和工作曲線(及方程) 。The paper systematically introduces the evaporation, nucleation, condensation and agglomeration of mineral and trace element in pulverized coal combustion and analyzes the research review of the formation of submicron particles
本文系統的綜述了煤燃燒過程中礦物質和痕量元素的氣化、冷凝成核、表面凝結、團聚的機理、模擬和預測方法以及細粒子形成機理的研究進展。Fourthly, a new high pressure gas mixing apparatus is established, and experimental procedures for gas mixing and multicomponent gas adsorption test are suggested. tests of multicomponent gas adsorption of ch4 + n2 and ch4 + co2 on different coals are performed, and the predicting model for multicomponent gas adsorption is optimized, which can guide the enhanced cbm recovery process by injection of co2 or n2 gas
研製出混配氣裝置並建立了多組分吸附實驗方法,進行了不同煤對ch _ 4 + n _ 2和ch _ 4 + co _ 2多組分氣體的吸附實驗,討論了多組分氣體吸附的變化規律並優選出多組分吸附預測模型,為注氣增產工藝提供了理論依據。In keeping with scientific american ' s focus on climate concerns in this issue, we will concentrate below on methods that can help prevent co2 generated during coal conversion from reaching the atmosphere
為了配合本期二氧化碳減量專輯所針對的氣候議題,在本文中,我們將把注意力放在煤轉換成能源的過程中,有助於避免二氧化碳進入大氣的方法。Application of with comprehensive electric magnetic method for coal underground gasification
煤炭地下氣化綜合電磁法監測技術的應用Over the years, the company independent innovation and invention duty, in particular the use of sophisticated technology of modern microelectronics technology, and strive to explore clean coal gasification and combustion heat the best possible use of the method, so as to achieve environmental protection, energy saving, safety and easy - to - use purpose, commitment to the new environmental generation of intelligent energy - saving boiler equipment series product development and manufacturing, through repeated testing, improvement, the test units and hundreds of users use, continuously improve product performance, technology is improving daily, manufacturing production has been stereotyped by the third generation products " disorientated " card microcomputer control automation system gas boiler energy conservation and environmental protection official on the market
多年來,公司以自主創新和發明創造為己任,利用尖端科技尤其是現代微電子技術,努力探索實現煤炭煤氣化潔凈燃燒和熱能盡可能得到充分利用的方法,從而達到環保、節能、安全和使用方便的目的,致力於新一代智能型環保節能鍋爐設備系列產品的研發和製造,經過反復試驗、改進,試銷和幾百個單位用戶的使用,產品性能不斷提高,技術日臻完善,現已定型製造批量生產的第三代產品「 ?牛」牌微電腦自動化控制煤氣節能環保鍋爐正式推向市場。The temperature distribution of gasification furnace space and temperature grads were studied, and the temperature field variation rule of gasification furnace was mastered
摘要以煤和石英砂為原料,採用多熱源電熱氣化方法,實現了煤的高效潔凈轉化。Obtained temperature field and velocity field and concentration field in the gasification furnace, in addition achieved coal gas component on outlet
總結了在具有復雜化學反應的高溫、高壓容器中,對水煤漿氣化過程的數值模擬時經常遇到的問題和解決方法。分享友人