煤氣壓力 的英文怎麼說
中文拼音 [méiqìyālì]
煤氣壓力
英文
gas pressure-
Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing
文摘:應用計算機模擬的方法，在不考慮燃燒的冷態情況下，研究了熱風爐燃燒室內的氣流分佈規律.在此基礎上，比較了2種不同設計方案的氣流流動特徵，尤其是研究了燃燒器空氣通道內阻流板的設置與否對空氣和煤氣的流動和混合的影響.結果表明，阻流板的設計對加強空氣和煤氣的混合有著極為重要的作用，同時也增加了空氣管道的阻力損失，在同樣的工況條件下需要提高管道系統的總壓力Coal - fired water - heater with storage boiler, without pressure for test pressure of 1 atmosphere ; terms employed, construction, quality, capacity and testing
1個大氣試驗壓力的裝有無壓力貯水鍋爐的燒煤的水加熱Then i discussed methane desorption properties including cbm - bearing saturation, critical desorption pressure, the ratio between critical desorption pressure and original coal reservoirs pressure and difference of terra decompression ; cbm - bearing characteristics of coal seams including measured / academic cbm - bearing content, coalbed methane resources content and cbm resources abundance, etc. the author respectively gave a brief account of the basic characteristics of ancient and today ' s geothermic field at 1000m and 2000m depth, coal measure strata pressure field at the depth less than 1600m, structural stress field from jurassic to present, and ancient and today ' s fluid potential field ( that is water potential and gas potential distributing in coal measure strata )
分別簡述了準噶爾盆地1000m及2000m深度今古地溫場、 1600m以淺的煤系地層壓力場、侏羅紀至今地應力場及煤系地層水勢與氣勢分佈的今古流體勢場基本特徵，進而對這「四場」特徵及其互動關系與煤儲層物性、可采性及煤層氣聚集的關系進行了探討。從構造背景、構造演化及構造類型幾方面論述了本區構造作用的控氣特徵。Pressure behavior analysis for coal - bed gas flow through double permeability medium in deformed coal - bed gas reservoir
變形介質煤層氣雙滲流動壓力分析Advanced instrument and testing techniques including adopting mercury injection apparatus, specific surface analyses apparatus, porosity - permeability measurement apparatus, isothermal adsorption instrument and drill core flow experiment system, etc., are also adopted. on the basis of study on gas zoning, known cbm show and its component, generating mechanism of low coal rank cbm are discussed. the author pointed out that generated cbm should consist of primary biogenic methane gas in lignite stage, thermogenic methane gas in long - flame coal to gas / fat coal stage, and deuterogenic biogenic methane gas in coal seam imbedded stage
在本區瓦斯分帶、已知煤層氣顯示及其組分研究基礎上，探討了低煤級煤層氣的生成機制，指出生成的煤層氣應包括褐煤階段的原生生物甲烷氣、長焰煤?氣肥煤階段的熱成因甲烷氣和煤層埋藏階段的次生生物甲烷氣三種成因甲烷氣體；進而論述了煤儲層含氣飽和度、臨界解吸壓力、臨儲壓力比、地解壓差等甲烷解吸特徵，實測與理論含氣量、煤層氣資源量與資源豐度等煤儲層含氣性特徵。Moshi gas meters, gas appliances ( excluding pressure vessels category ) and accessories, delinking platoon fume machines and accessories, gas table accessories, transmission equipment and hardware accessories manufacture, marketing
膜式煤氣表、燃氣用具（不含壓力容器類）及配件、脫排油煙機及配件、煤氣表配件、輸送機械設備、五金配件製造、銷售。For the tectonic coal ， the properties of higher porosity and lower permeability make it capable of keeping higher gas pressure ； both of the “ isolating action ” and “ gas - cushion action ” cut down the resistance against outburst ； the specifity of high - defomed - extent makes desorption ， escape and flowing quickly become possible ； the existing of weak - seam or “ thoroughfare - seam ” create suitable conditions for the initial erupting and continued developing of coal and gas outburst. on the whole ， it is the synhesis action of all factors ， which leads to outbursts. the existing of tectonic coal with certain thickess is the essential condition of coal and gas outbursts ， but not the sufficient condition
高空隙率、低透氣性使構造煤能夠保持較高的瓦斯壓力；破碎性、 「隔離」作用及「氣墊」作用，使構造煤抵禦外力作用的能力大大降低；構造煤變形幅度大的特性，為瓦斯的迅速解吸、放散和快速流動創造了條件；構造煤薄弱分層或「通道層」的存在，則為煤與瓦斯突出的初始激發和持續發展奠定了基礎；上述因素的共同作用，影響和制約了煤與瓦斯突出的強度和分佈.盡管如此，一定厚度的構造煤的存在只是發生煤與瓦斯突出的必要條件和有利條件，而非充分條件Valves for gas installations ; angle pattern stop cocks with compression fitting
煤氣裝置用閥門.帶壓力接頭的角度型旋閥The convective term is solved by ausm + ( a sequel to ausm which means " the advection upstream splitting method " ). the 7 species 8 steps model and 7 species 7 steps model of hydrogen / air is used in the hydrogen reacting flowfield, the 9 species 5 steps model of methane, the 10 species 10 steps model of ethane and the 10 species 13 steps model of kerosene are used in the hydrocarbon reacting flowfield, the results of the distributions of velocity, mach number, pressure, static temperature, total temperature, species mass fraction and the combustion efficiency are gained, and the numerical results of the pressure of hydrogen and methane are compared with those of the experiment
計算中通量項採用ausm +通量分裂格式，氫反應流場採用氫/空氣的七組元八方程模型和七組元七方程模型，碳氫反應流場採用甲烷的九組元五方程模型、乙烯的十組元十方程模型和煤油的十組元十三方程模型，得出了超燃發動機燃燒室流場的速度、馬赫數、壓力、靜溫、總溫和組元質量分數分佈及燃燒效率等性能參數，其中氫和甲烷的計算壓力分佈與實驗結果進行了比較。Pld inert gases device : the pioneer inert gases device applied to explosionproof on coal - milling system and maintaining boiler and hydrogen displacement on the generator. based on the explosion door mentioned above which can assure explode to protect safety when there s no danger, the inert gases device can prevent system from exploding
應用范圍：用於火力發電廠石油化工軍工等行業的爆炸粉塵如煤粉火藥等及可燃氣如液化氣瓦斯氣煤氣汽油酒精天然氣等系統的安全防爆泄壓裝置技術水平：Causes of productivity decline of piston type gas compressor amp; ways of remedy
活塞式煤氣壓縮機生產能力下降的原因及提高途徑An engineer case is introduced, which is about " the reconstruction of high voltage fan ' s speed - adjusting by frequency conversion and the design of plc ( programmable logic controller ) control system in shui cheng iron and steel company ". in this project, an advanced controlling technology, based on the method in this paper, is used to realize the closed loop control of discharge header pressure of two coke ovens
介紹「水鋼煤焦化公司鼓風機高壓變頻調速及系統plc控制改造」的工程概況，對煤氣鼓風機採用先進的變頻調速技術和計算機控制技術進行改造，實現對兩座焦爐集氣管壓力自動調節的閉環控制功能，既滿足了煤氣量的自動調節的要求，又避免了煤氣鼓風機出口閥門的節流調節，節能效果相當可觀。Direct separation of co _ ( 2 ) from flue gas will lead to a reduction of power generation efficiency and an increase of power generation cost. the content of co _ ( 2 ) in flue gas is only about 3 - 15 %, which will lead to complicated separation process and high cost. this is because co _ ( 2 ) separation is very difficult from common flue gas, which has low co _ ( 2 ) concentration and high n _ ( 2 ) concentration at normal pressure
從鍋爐排煙中分離co _ 2將在一定程度上使電站效率降低，發電成本增加，其主要原因是燃煤電站鍋爐排煙中co _ 2濃度一般僅為3 15 ，在較低的壓力下從以氮氣為主要成分的混合氣體中分離較低濃度的co _ 2氣體的難度很大，從而導致分離設備復雜，成本較高。According to the underground pressure distribution rule and the separation control function of drainage borehole, the shallow hole drainage technology is studied and tested by using the characteristic that the gas permeability may have an obvious increase after mining in front of the working face, obtaining some useful parameters, showing that the technology is feasible and credible
根據礦山壓力分佈規律和抽放鉆孔的隔斷控製作用，並利用工作面前方煤體受采動卸壓后透氣性顯著提高這一特性，研究並試驗了卻壓區淺孔抽放技術，獲得了該抽放技術的工藝參數。A coke oven represents a kind of controlled object with a full spectrum of closely coupled factors, such as distributed parameters, no - linearity, time - dependent change and multi - variable features. among them, the discharge header pressure and fan suction are key parameters, and also constitute strongly coupled variables with very close inter - relation, which are fulfilled by the way of regulating coal - feeding and the rate of primary air supply in practice
焦爐是一個分佈參數，非線性、時變、多變量緊密耦合的被控對象，其中集氣管壓力和鼓風機吸力既是關鍵參數，又是具有緊密關系的強耦合變量，它們均是通過調節給煤量和一次送風量來實現控制的。Then using kerosene as fuel, oxygen and compressed air as oxidizers, proof - of - principle experiments of pdre were successfully conducted the results show that the measured detonation wave pressures are close to theoretical values it also indicate that using kerosene as the fuel of pdre is feasible
採用航空煤油為燃料，氧氣和壓縮空氣為氧化劑，分別進行了兩相脈沖爆震火箭發動機原理性試驗，所測得的爆震波壓力接近充分發展的理想爆震波壓力，說明採用煤油作為脈沖爆震火箭發動機的燃料是可行的。With the sustained increase of energy consumption, the coal - dominant energy structure has caused urban air pollution while with the excessive consumption of bio - mass energy giving rise to ecological destruction, the pressure on ecological environment is more and more severe
三是隨著能源消費量的持續上升，以煤炭為主的能源結構造成城市大氣污染，過度消耗生物質能引起生態破壞，生態環境壓力越來越大。With the tectonic uplift of the source area and the climate turning dry, the coal forming period was over, the fluvial system and fluvial - delta system became to play a major role. based on the study of former researchers and the theory of deep basin gas reservoir forming, the deep basin gas trap in the ordos basin is analyzed and is supposed to form in the ramp of the basin. it is supposed that the hydrocarbon of the deep basin gas trap is mainly composed of coal, carbonate and carbonaceous shale and with the " upper water seal " in the north of the study area the g
根據深盆氣成藏理論和前人的研究成果，分析了深盆氣藏的分佈類型，認為鄂爾多斯盆地深盆氣藏屬于盆地斜坡成藏類型；認為深盆氣的源巖以煤、炭質泥巖、暗色泥巖和碳酸鹽巖為主；北部氣水倒置、東部露頭區有天然氣逸出；氣藏具有多重壓力系統；成藏機理主要是氣體動態的運移與聚集，穩定的構造背景有利於氣藏的大面積保存。With a decade of years of research and manufacture history on boilers and pressure vessel, complete quality control system, advanced production equipments, as well as well managed after sale service, " changcheng " autoclave becomes a brand trusted by many users, and has been used in fishery, chemical industry, glass industry, medicine industry, textile printing, heat insulating material, papermaking, timbering, civil construction and other industries
十多年鍋爐壓力容器設計技術的潛心研究和製造歷史，完善的質保體系、先進的工藝裝備、無可挑剔的善後服務，鑄就「常成」蒸壓釜眾多用戶依賴的產品品牌，廣泛應用於漁業、化工、玻璃、醫藥、紡織印染、保溫材料、造紙、木材、加氣混凝土砌塊、粉煤灰砂、高強度水泥電桿、石膏蒸壓等眾多工業領域。Standard guide for selection and use of full - encirclement - type band clamps for reinforcement or repair of punctures or holes in polyethylene gas pressure pipe
用於增強或修復聚乙烯煤氣壓力管上爆裂或破洞的全環繞型帶夾緊裝置的選擇和使用分享友人