hydrogen pressure 中文意思是什麼

hydrogen pressure 解釋
氫氣壓力
  • hydrogen : n. 【化學】氫。
  • pressure : n 1 壓;按;擠;榨。2 【物理學】壓力,壓強;大氣壓力;電壓。3 精神壓力,政治[經濟、輿論等]壓力。4...
  1. According to dalton ' s law of partial pressures, the principle of experiment " determination of the ideal gas constant r ", the volume and pressure of hydrogen produced in the experiment were analyzed and discussed

    摘要從道爾頓分壓定律出發,對教學實驗「理想氣體常數r的測定」中產生的氫氣的體積、分壓和該實驗的原理進行了詳細的分析和討論。
  2. In this paper, the mechanism and forming process of the cracks in view of the stress corrosion were analyzed accounting for the pressure vessels working in the atmosphere of wet hydrogen sul - phide, sodium hydroxide or liquidized ammonia

    本文分析了壓力容器及設備在濕潤硫化氫、氫氧化鈉溶液和液氨介質中應力腐蝕開裂的機理和應力腐蝕開裂的過程。
  3. Some changes are needed in the configuration of the plant to reflect the changes that have occurred on the site, primarily that both the hydrogen recovery plant that was fed with purge gas and supplied instrument air and the site auxiliary boilers that provide low pressure steam have been dismantled

    裝置布局發生了一些變化,主要的兩項就是拆除了氫回收裝置和輔助鍋爐,氫回收裝置消耗吹掃氣和儀表空氣,輔助鍋爐曾經用來提供低壓蒸汽。
  4. The primary theory of absorption and desorption was also explained. the effects of primary process parameters, such as hydrogen pressure, time and temperature on the magnetic properties of ndfeb have been researched. the structure and magnetic properties have been analyzed by means of optical metallographic microscopy, scanning electronic microscopy, x - ray diffraction analysis, infrared oxygen detector and magnetic properties measurement

    本文設計了燒結ndfeb的氫爆制粉設備,對設備調試以及使用過程中出現的主要問題進行了簡要的說明,提出了一系列解決方法;闡述了吸氫、脫氫的基本原理;研究了氫氣壓力、通氫時間、氫爆溫度等基本工藝參數對磁性能的影響;利用金相顯微鏡和掃描電子顯微鏡, x射線衍射分析,紅外線測氧分析及綜合磁性測量儀等手段分析了材料的組織結構和磁性能。
  5. The regulators are mainly used in oxygen, acetylene, hydrogen etc. gases decompression. it has the double 一 function of reducing steading the gas pressure

    主要用於氧氣、乙炔、氫氣等高壓氣瓶的減壓裝置,有降壓和穩壓兩種作用。
  6. Aiming at the problems in testing strata with low permeability, hydrogen sulfide - bearing wells and high temperature and pressure, a whole set of mature testing technology and doable construction programs are worked out, which turn out to be mature in technology, secure in construction and objective and accurate in testing results examined by practical construction

    摘要針對低滲透地層測試、含硫化氫井的測試及高濕高壓井測中存在的問題,經過不斷探索和實踐,形成了一整套成熟的測試技術和切實可行的施工方案,經實際施工檢驗證明,技術成熟,施工方案安全可靠,測試結果客觀準確。
  7. Epoxidation of propylene and hydrogen peroxide in a lower pressure continuous fixed - bed reactor

    低壓固定床反應器中丙烯直接環氧化連續反應
  8. The hydrogen source used is high purity of 99. 9999 %. for comparison, the annealing treatments were processed under ambient pressure in air and nitrogen atmosphere respectively

    在kno3溶液中進行液相攙雜的納米碳管,其儲氫能力明顯提高,並且隨摻雜濃度增加而提高。
  9. A hydrogen - oxygen proton exchange membrane fuel cell, with a control system for pressure, temperature and humidity, was set up

    摘要在組裝的單體質子交換膜氫氧燃料電池系統上,用線性電位掃描法研究了不同電池溫度和濕度下的陽極極化行為。
  10. We will start with a cubic inch of hydrogen at atmosphere pressure ( or the air pressure at the earth ' s surface )

    我們從大氣壓力(即地球表面的空氣壓力)下的一立方英寸氫氣開始。
  11. 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。
  12. ( 2 ) also, we discuss how to set up a hydrogen network super structure and a optimization model of oil refineries. the advantage of the super structure is considering suppliers, consumers, purifier, compressors, pipes and pressure constraints, and connecting all possible links from sources to sinks

    ( 2 )本文討論了煉油廠氫網路子系統超結構的構建和優化方法,綜合考慮了氫系統的供氫裝置、耗氫裝置、提純裝置、壓縮機、管網,以及系統壓力的約束條件,建立了所有可能的氫源與氫阱之間的連接。
  13. 11 never vent hydrogen from a high pressure source such as a cylinder in order to remove contaminants. always use an external source of nitrogen or air for this purpose

    決不允許為了吹除雜質從高壓氣源,例如氣瓶中放出氫氣。做類似事情時,只能用氮氣或空氣作為外在氣源。
  14. 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。
  15. A process by which the hydrocarbon molecules of petroleum are broken into simpler molecules, as of gasoline or kerosene, by the addition of hydrogen under high pressure and in the presence of a catalyst

    氫化裂解將石油的含氫分子分裂成更簡單的分子(象汽油和煤油的分子)的過程,此分裂過程是在加催化劑及高壓氫氣的條件上進行的
  16. Series of high pressure thermocouples thermalresistances and thermowells, the thermocouple take the form of spring - loaded, of which protective tube and flange are forged of special alloy, as well the thermowell are formed with bar stock drilled. more further, theconnecting between thermowell and flange can be compressed with tapered thread and the groove at the lower end of flange can be welded with argon arc. these thermocouples are usually used in high equipments of hydrogen cracking device, cracker and vaporizer etc for pressure - resistant in over 30 mpa, operating temperature from 0 up to 800

    系列高壓熱電偶阻及套管,熱電偶採用彈簧壓著式,保護套管和法蘭選用特殊合金材料鍛造,套管採用棒料整體鉆孔加工而成,與法蘭連接處以錐管螺紋配合併與法蘭下端渠槽處用氬弧焊接,耐壓30mpa ,使用溫度0800 ,可長期使用在加氫裂化裝置裂解裝置,氣化爐等高壓設備中。
  17. This machine is fit for the testing use of water pressure intension for highpressure vase as oxygen carbon dioxide, nitrogen, hydrogen, etc., with for functions of loading and unloading valve, water pressure intension testing. auto overturn water pulling, pressure tested under free condition, advanced at home, and is the favorite equipment for steel vase testing stationgs and manufacturers

    本產品適用於高壓氣瓶(氧氣、二氧化碳、氮氣、氫氣等, )作水壓強度試驗,具有裝卸瓶閥、水壓強度試驗,自動翻轉倒水,四大功能,在只有狀態下試壓,是目前國內較為先進的高壓氣瓶試壓裝置,是各鋼瓶檢測站、製造廠理想設備。
  18. Another possible reason for this phenomenon is that with higher temperature, the mobility near defects of carbon atoms in grown carbon nanotubes would be also elevated, which gave carbon atoms higher mobility and have chance to readjus to decrease or eliminate some defects. a series of pretreatments and modifications including purification, annealing and doping were performed before hydrogen storage experiments carried out at room temperature under modest pressure ( 12mpa )

    在氮氣中進行退火處理納米碳管的儲氫性能高於在空氣中退火的納米碳管,主要原因是在空氣中退火時,納米碳管的表面引入了大量的氧官能團,而氧官能團能夠占據納米碳管的缺陷位,減少了氫的可吸附位置,阻礙氫進入納米碳管,從而降低了納米碳管的儲氫能力。
  19. In the way based the scientific and tecdrical talks on i presided at and panicipated in, the graduation theis included a p1entful thets in recent years wtll be divided into three parts for depiction conxteniently and clearly, according to the content as fo1lowsf ( l ) the study of shock compression properties with the drixtiir - liquid co and n, experimentally ( 2 ) the study of the phenomenon of excess heat produced by deuteriurn atoms entering into the lattice of titaluxn experimentally ( 3 ) the calcujation for the electronic structure and energy of hydrogen atoms cluster ffi. the mainstream in the first part of the paper is to exposure some experimental tecndques in high pressure and high temperatur shock compression physics, including by using a cryo - target cooled down circulating steaxned n, to condense the well - proportioned mixed liquid sample from pure gas co and n = with equal molar voiurne

    根據近幾年所承擔和參加的科研任務,將研究成果總結寫成的論文按以下三個部分敘述: ( 1 )液體co和n _ 2混合物沖擊壓縮特性的實驗研究(由國防科技重點實驗室基金項目96js75 . 2 . 1 . jw1902資助) ( 2 )重氫原子進入鈦晶格中引起過熱現象的實驗研究(由國家自然科學基金10145002資助) ( 3 )氫原子團簇h _ 9的電子結構與能量計算第一部分以高溫高壓沖擊波物理實驗為主,採用自行研製的低溫循環汽冷靶冷凝制樣技術由高純co和n _ 2氣體獲取等摩爾體積均勻混合的液體沖擊初態樣品。
  20. 2. the pressure - and time - dependent fiber photosensitivity was studied in this paper and the uv - induced index changes were measured. the results show : while hydrogen pressure was increased, the photosensitivity gradually increases ; while hydrogen - loading time prolongs, the change of photosensitivity is consistent with the evolution of hydrogen concentration

    二、研究了不同載氫壓力下和不同載氫時間下的摻鍺石英光纖的紫外光敏性,結果表明:摻鍺石英光纖的光敏性隨著載氫壓力的增大,光纖的光敏性逐漸提高;隨著載氫時間的延長,光纖光敏性的變化規律符合載氫模型。
分享友人