hydrogen purity 中文意思是什麼

hydrogen purity 解釋
氫氣純度
  • hydrogen : n. 【化學】氫。
  • purity : n. 1. 純凈,純潔,純粹,清潔;清白,清廉;貞潔。2. (語言等的)純正。3. 【化學】純度。
  1. Production and application of high purity hydrogen peroxide

    高純電解錳生產工藝設計探討
  2. 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。
  3. To deal with gas separaion at high pressure and high temperature, inoghc membranes are used widely in the ligh of the production and the uitrahigh purity of hydrogen isotope requlred by some special professions and the defects of the current einpoyed membranes separation technology the preparation teehnology of high h - permselective membrane

    在涉及高溫、高壓環境下的氣體分離中,主要使用的是無機膜分離技術。針對特殊行業對氫同位素氣體處理量及超高純度的需求和現有膜分離技術存在的問題和不足,創新性地提出了利用耐熔金屬鋯等對氫的高滲透性,制備高選擇滲氫膜的分離技術。
  4. The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0

    在更寬的溫度范圍、壓差范圍內,在不同原料氣組成(即不同的氫氣分壓)條件下,對所制備的鋯表面改性膜進行了滲氫性能實驗,考核了膜對氫的唯一選擇滲透性,結果表明:在四極質譜的檢測下限內,只有氫氣存在,而無雜質氣體通過;在593k 773k溫度范圍內,鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數;其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大,並且呈線性關系;壓力對膜的滲氫系數幾乎無影響;膜的滲氫系數隨著溫度的升高而下降,井巨呈指數關系:根據對實驗數據所作滲氫系數與溫度關系曲線的擬合,在溫度593k 773k范圍內,壓差p 、 0二0
  5. Lmpa, the relationship is f di = l 55xl0 - " e47j l t ) in this range, the relative error of the hydrgen permeabilty bbeen the experimental values and the formula values are less than 3 %, the durability test showed that after the cycle experiments of prcssure and tempebe for 30 days, the perfrmance of the membran did not change, at last, the theory of hydrogen permeaton was discussed, too. through this work, the pfepared surf ases modified zirconium memran can satisfy the requirement of the purity and the permeating fiux of hydrogen isotope gas

    Imp范圍內,鋁表面改性選擇滲氫膜的數學表達式為: ( 1320 i 155x10 」 exd l 「 t )在這個溫度和壓差范圍內,滲氫系數的實驗數據計算值與數學公式計算值的誤差在3以內;鉻表面改性選擇滲氫膜的壽命考核實驗表明,經過連續30大的循環溫度、壓力實驗,膜的質量、性能無變化;並討論了膜的滲氫理論。
  6. Its dense metal membranes produce high purity hydrogen over a wide range of pressure and load

    以緻密堆積金屬製成的薄膜可在大范圍的壓力與進料負荷下均可分離出燃料電池所需純度的氫氣。
  7. Adsorption and removal of organic impurities in ultra purity hydrogen peroxide preparation

    超純過氧化氫制備中有機雜質的吸附凈化技術進展
  8. The principle of hydrogen storage & purification devices is, utilizing the alternative hydrogen absorbing ability of hydrogen storage alloys inside the devices, hydrogen is absorbed from the impurity - included hydrogen gas and metal hydrides are formed, then the gaseous impurities concentrated in the reactor space of the devices are blown away by hydrogen gas, so the hydrogen gas inside the devices can be purified to the purity of 6n

    金屬氫化物氫儲存凈化器是利用儲氫合金的選擇性吸氫能力,吸收含氫氣體中的氫形成金屬氫化物,並用氫氣將濃縮于反應器空間的雜質氣體吹除,即可凈化含氫氣體中的氫,並達到6n的純度。
  9. Improvement on the method of analyzing purity and oxygen content of hydrogen gas by gas chromatography

    氣相色譜法測氫氣純度及其氧含量的改進
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