高度可燃的 的英文怎麼說
中文拼音 [gāodùkěránde]
高度可燃的
英文
highly combustible-
From simulations and data of fire site, most air preheater fire often appear when boiler is started in cool state and standby which fuels of insufficient combustion coagulate and congregate on the parts of air preheater. when the temperature of smoke inpouring air preheater increases, aggregate fuels and sediments will combust in stated temperature conditions. it is called the second combustion of air preheater
這些起火起因於燃料油的不充分燃燒,其結果是未充分燃燒的燃料油凝結和聚集在空氣預熱器的部件上,當進入空氣預器的煙氣溫度增高時,沉積的燃料油被烘烤,當達到一定溫度條件時,則可點燃這些燃料油污沉積物,造成火災發生,這通常被稱為空氣預熱器的二次燃燒。The single - stage hammer crusher are suitable used to crushing ordinary fragile ores of the compressive strength no more than 200mpa, such as limestone, gypsum, coal, marl, sand - shale etc. this series product features of high crushing ratio, even product graininess, simple construction, reliable operation, easily maintenance, economical running cost etc., so are widely used. hammer crusher models hammer crusher max
錘破系經高速轉動的錘體與物料碰撞面破碎物料,錘式破碎機具有結構簡單,破碎比大,生產效率高等特點,錘式破碎機可作干濕兩種形式破碎,錘式破碎機適用於礦山水泥煤炭冶金建材公路燃化等部門對中等硬度及脆性物料進行細碎。Measurement precision contribute to improving the security class and economic of boiler running and automatic level of whole plant. the smart measurement instrument of the boiler ’ s air flow designed in the thesis and the instrument can make the degree of accuracy get to. firstly, the thesis build the “ velocity - area ” method which is on basis of “ log - tchebycheff ” on the analyzing of basic measure method of boiler ’ s air flow. secondly, model86 averaging pitot tube was selected the right model of flow transducer which can pickoff the differential pressure and static pressure. modelc264 which made in setra system corp. u. s. a was selected as ultra low differential pressure transmitter. a good flow of boiler ’ s air was calculated by offsetting pressure and temperature. finally, numeroscope was designed with z80cpu and other chips
精確的監測有助於提高鍋爐燃燒的安全型、經濟性,也有助於提高電廠的整體自動化水平。本文設計的智能化鍋爐風量測量裝置能夠實現對鍋爐送風的精確測量,精度可達。本文首先研究鍋爐送風矩形大管道測量理論,提出在流來流量測量測點布置基於「對數-切比雪夫」法的速度-面積法。Meanwhile in the condition of high temperature, water vapors can participate in combustion. water gas reaction will happen, which will reduce carbon particle in flame, and reform combustion performance, so improve combustion efficiency. the article developed a kind of technology of water injection into intake ports for 4135g diesel engine, meanwhile designed a suit of water injection system
同時在高溫條件下,水蒸汽參與燃燒,部分水分子與未完全燃燒的熾熱的炭粒發生水煤氣反應,形成可燃性氣體,從而減少了火焰中的炭粒,提高了油的燃燒程度,改善了燃燒狀況,提高了油的燃燒效率。This paper facous on the micro - computer control of the burning furnace system. taking to meet the requirements of the user ' s as basis, it is designed about computer in hardware and software it brings forward a scheme of intelligent & fuzzy - control based on 8098 single - chip micro - computer to get the best proportion of fuel oil and burning air, to realize the auto - contral of the temperature of flue gas in or out the burning furnace. so the accurate efficiency is received, this can ensure the ahf unit having a high production and low costs and energy
在控制上以滿足新爐型的設計要求為基礎,進行了微機控制的硬體與軟體開發,提出了採用8098單片機進行模糊智能控制的設計方案,實現了燃料油與燃燒空氣最佳比例控制、燃燒爐出口煙氣溫度控制、燃燒爐進口煙氣溫度控制和安全聯鎖報警控制,提高了燃燒爐出口溫度的控制精度和燃料使用效率,為整個裝置提高產量和降低消耗提供可靠的保證。The results indicate that with the coefficient of residual oxygen being less than 1 or around 1, when the fuel is injected into the combustor at the same combustor pressure, the higher the combustor temperature is, the less the coefficient of residual oxygen is when auto - ignition occurs ; when the fuel is injected into the combustor at the same combustor temperature, the larger the combustor pressure is, the less the coefficient of residual oxygen is when auto - ignition occurs ; when the fuel is injected into the combustor at the same combustor temperature and pressure, the bigger the coefficient of residual oxygen is, the more easily auto - ignition occurs
研究結果表明,當推進劑處于余氧系數小於1或略大於1時,在燃燒室壓力相同的情況下噴入燃料,燃燒室溫度越高,可自燃的余氧系數越小;在燃燒室溫度大致相同的情況下噴入燃料,燃燒室壓力越高,可自燃的余氧系數越小;在燃燒室溫度、壓力大致相同的情況下噴入燃料,余氧系數越高,自燃發生的可能性越大。Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead
通過分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴過渡的特點,發現其電弧過程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一定的情況下,通過調節焊接迴路中的電感量和電源電壓,可以改變電弧的過程行為形式.若電弧過程呈「燃弧?熄弧?短路」交替進行,並且熄弧時間最短時,短路過渡頻率最高,在這種情況下,飛濺小,焊道成型好,焊接過程穩定Material production recipes bittern mgcl from territories green roast bolivia glass cloth face paper other additives : sawdust product specifications : 2400 x 1200 x 8mm 9mm 10mm 12mm 2440 x 1200 x 8mm 9mm 10mm 12mm product features : bolivia has a magnesium plates withstand high temperatures, fire, acoustic, vibration, pest control, corrosion, non - toxic tasteless clean, direct, painting, directly onto face, available gas nails, direct, tiles, surface better color nature, high intensity, resistance bending a resilience and can be made, may sawn, may stick, decoration convenience
生產玻鎂板材料配方鹵水mgcl苦土青燒玻璃布面紙其他添加劑:木屑或珍珠巖產品規格: 240012008mm 9mm 10mm 12mm 244012008mm 9mm 10mm 12mm產品特點:玻鎂板具有耐高溫阻燃吸聲防震防蟲防腐無毒無味無污染可直接上油漆直接貼面,可用氣釘直接上瓷磚,表面有較好的著色性,強度高耐彎曲有韌性可釘可鋸可粘,裝修方便。Moreover, it has been pointed out that the hydrogen engine used in ? cylinder injection with high pressure can increase volumetric efficiency and compression ratio, - therefore, the performance indexes in this engine, such as output power, thermal efficiency, range of thickness of mixture with normal operation and nox emission, can be improved, and it is possible for the engine to realize rapid combustion of thin mixture, so abnormal combustion, such as backfire, pre ? ignition, can be controlled effectively
指出了採用內部混合氣形成方式且高壓噴射的氫發動機,有利於提高充氣效率和壓縮比,從而改善發動機的動力性和經濟性;有利於擴展發動機正常工作的濃度范圍;並且有利於實現稀薄混合氣快速燃燒,從而可以有效地抑制早燃、回火及爆燃等異常燃燒和no _ x排放量。試驗指出了發動機的點火正時、噴射正時及噴氫量對發動機的性能、異常燃燒、 no _ x排放量有很大影響。Great difference in pressure for two flow made pressure wave system and it help to extend the delay time for gas in chamber, which increases combustion effusion. second, to increase combustion effusion, the inlet temperature of air and gas should be enhanced in the range of heat releasing in chemical reaction. third, the first work condition is unburned absolutely and the second work condition is burnt in shear layer of inlet and the end of down wall zone in straight segment
對于壓力差很大的兩股氣流,所形成的壓縮波系的結構可以增加燃氣駐留時間,提高燃燒穩定性;為了提高擴散燃燒的效率,在保證能放熱的化學反應溫度范圍之內,應適當提高燃氣及空氣的來流入口溫度;燃氣噴嘴應居於燃燒室軸線上,是改進超音速燃燒室結構的一種思路。As part of the initiative to further optimise airspace utilisation by reducing the vertical separation standard between suitably equipped aircraft flying at altitudes above 29, 000 feet, hong kong will implement reduced vertical separation minima ( rvsm ) in october 2002. the new standard will enable more efficient aircraft operations, achieve better fuel economy and help to minimise ground delay. sufficient training on the new procedures will be provided to air traffic controllers before the implementation of rvsm
為了充分利用飛行空域,香港將於二零零二年十月實施降低垂直間距的規定,把配備適當儀器和在29000尺以上高度飛行的飛機之間的垂直間距降低。新的標準會使飛機運作更有效率,既可節省燃料,亦有助減少延誤。在實施有關降低垂直間距的規定前,航空交通管制員都會接受有關新程序的訓練,充分作好準備。This hot blast stove has following features : the highest temperature of flue gas in general flue reaches 600 ; the air and gas are preheated to 300 ; the hot blast temperature is over 1200 ; the flue gas temperature is below 180
使用該熱風爐后所取得的效果是:總煙道內綜合排煙溫度可達600 ;可將空氣、煤氣預熱到300 ;以單一高爐煤氣為燃料時,熱風溫度可達1200以上;煙氣經過空氣、煤氣換熱器后溫度低於180 。The gasoline flame radiation intensity and flicker frequency are both monitored to improve the system reliability. thus it is trusted “ flame on ” only under the case when the radiation intensity and flicker frequency are both above the threshold values ; otherwise it is treated as “ flame blowout ”. then the transmitter, the displayer and the software also are present
本設計中採用同時測量火焰輻射強度和燃燒時閃爍頻率的方式保證監測的可靠性,當頻率和強度均高於設定的閾值時,判定為「有火」 ;反之,判定為「無火」 。The simulations results show that the average combustion temperature is much lower in fuel - rich state and little higher in oxygen - rich state near the best o / f ratio. by extending the post - chamber length the oxidizing gas and the fuel pyrolytic gas can burn completely and the average combustion temperature can be prominently increased. the fuel - rich recirculation zone close to the head of combustion chamber is very important for the combustion
計算結果分析表明:發動機在富燃狀態下平均燃燒溫度偏低,在接近理想配比的富氧狀態下平均燃燒溫度有所提高;加長補燃室可以大幅度提高發動機的平均燃燒溫度,並促進氧化劑氣體和熱解氣體的充分燃燒;燃燒室頭部的富燃迴流區對發動機的燃燒非常重要,去掉燃燒室頭部突擴段后,氧化劑氣體和燃料熱解氣體不能充分燃燒,發動機的平均燃燒溫度大幅下降。Through adjusting the controlling fuel injection - - regulations of the two injection timings and proportions, an adequate air and fuel charge stratification was produced - we call it quasi - homogenous mixture and the lean burn was successfully realized in a product 4 - valve s. i. engine whose structures are n ' t changed at all. investigations show that twice electronic fuel injection can make the lean limit ( a / f ) increase by 1. 5 - 2 units ; the fuel consumption and exhaust emissions are improved remarkably, in partial load, compared with the product 4 - valve s. i
研究結果表明:兩次噴油可拓展發動機稀燃極限1 . 5 - 2個空燃比單位,最高達23 . 5 ;發動機燃油消耗同原電噴發動機相比可降低19 . 1 % ;整個空燃比范圍內,經過優化的兩次噴油稀燃的最低油耗較單次噴油稀燃下降6 . 5 %左右,各種排放物機內生成量均有大幅度下降。The crystal is applied to the papermaking that can raise whiteness and non - transparency, remains - proportion of the crystal is higher than the usual light calcium carbonate. as for plastics, it can improve impact strength in the plastics, its inhibiting - burning capability is advancing bigger than the common inhibiting - burning material of magnesium hydroxide. concerning the thermo tropic adhesives, the physical property of compound - packing is higher than the one of single - packing, namely remover strength, softening point, hardness, climate tolerance and the speed of consolidation are high
晶須作為造紙填料,可使紙張的白度和不透明度提高,留著率比造紙常用填料輕質碳酸鈣高;用作塑料填料,可使塑料的沖擊強度提高,阻燃性能比常用阻燃材料氫氧化鎂有較大的提高;添加到熱熔型膠粘劑中,與輕質碳酸鈣混合使用可明顯提高熱熔膠的剝離強度、軟化點、硬度、耐侯性以及固化速度。The motor special impulse can be enhanced with the best o / f ratio reduced by increasing the concentration of hydrogen peroxide or adding aluminum powder in the fuel
提高過氧化氫濃度或在燃料中添加鋁粉可以降低最佳配比,並提高發動機的比沖。It is well known that the traditional efhat is the integration of the externally fired boiler and humid air turbine, in which various kinds of fuels can be used and the perfomance be improved. in particular, the temperature of clean humid air discharging to atmosphere is not limited by the dew point, and large amount of latent heat of water vapor in condensing will be released
常規外燃式濕空氣透平是外燃和hat循環相結合的系統,既能夠發揮外燃可以燃用劣質燃料和hat循環效率高的優勢,又由於常規efhat循環工質為潔凈濕空氣,因而排氣溫度可以降低到露點以下而不存在常規hat循環中煙氣露點溫度的限制問題。The method of lifting no. 8 permitted millisecond connector gas safety degree of coal mine
提高8號煤礦許用毫秒雷管可燃氣安全度方法的探討By comparing the results of two different lengths of xiaofang, it is found that the combustion efficiency with a smaller length is higher. moreover, the effect of various structure, such as the lengths of dafang, the angle between xiaofang and dafang is analyzed with a 2d model. the results show that the combustion chamber with smaller angle and length of dafang is better
通過對不同小方段高度燃燒室計算結果的比較,發現適當的減小小方高度將有助於提高燃燒效率;另外,還針對不同結構參數下的燃燒室二維流場進行了模擬,結果表明在一定范圍內增大突擴角和大方段高度可以使燃燒進行得更充分。分享友人