heat chemistry 中文意思是什麼

heat chemistry 解釋
熱化學
  • heat : n 1 熱;熱力;熱度;熱量。2 體溫;發燒。3 (氣候的)高溫,暑氣。4 【冶金】熔煉的爐次;裝爐量;一...
  • chemistry : n. 1. 化學。2. 物質的組成和化學性質;化學作用[現象]。3. 〈比喻〉神秘的變化(過程)。
  1. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點,提出多變量協調控制方案,解決了系統可控性差,難以實現穩定自動運行的問題;在此基礎上,改變以往以煙氣含氧量控制送風的傳統模式,針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重,煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題,應用智能控制理論中的模糊控制技術,結合自尋最優控制的思想,設計了一種模糊自尋優控制器,應用在電站鍋爐送風控制系統上,並闡述了動靜態兩種實現途徑,通過在線優化風煤配比,實現最佳經濟燃燒,切實保障了鍋爐的經濟運行。
  2. Now the projects including central heat supply center, center water supply factory, wastewater disposal factory, and fine chemistry industry medium - sized test incubation center etc are seeking operation

    現推出集中供熱中心、集中供水廠、污水處理廠和精細化工產業中試孵化中心等項目,尋求合作。
  3. Via the analysis of heat balance computation model and the computation of online heat balance for industrial coal boiler, this dissertation researched overall input heat, efficient utilized quantity of heat, heat losing of discharge flue gas, heat losing of chemistry and mechanism incomplete combustion, heat losing of dispelling heat of boiler, heat efficiency, air superfluous coefficient, wind speed, wind quantity, computation of primary air circle cutting and whose influence on boiler combustion efficiency

    本文通過對工業煤粉鍋爐熱平衡計算模型的分析,利用在線熱平衡計算,研究了總輸入熱、有效利用熱量、排煙熱損失、化學不完全燃燒熱損失、機械不完全燃燒熱損失、鍋爐散熱熱損失、熱效率、空氣過剩系數、風速、風量及一次風切圓計算以及這些因素對鍋爐燃燒效率的影響。
  4. The mechanism of fuel saving and emission reduction were discussed in this paper. based on surface chemistry, proper emulsifiers were selected to produce stable emulsified diesel oil, which contains different amount of water. the characters of emulsified fuel such as viscosity, heat value and factors in connect with stability were analyzed

    本文以利用乳化油減少柴油機燃油耗和降低排氣污染為主要目標,先從理論上分析了乳化油節能和降低排放的機理,然後利用表面化學的知識篩選出適當的表面活性劑,復配出高效的復合型乳化劑並用其配製出不同摻水率的穩定的乳化柴油,對乳化油的物性(粘度、熱值等)及影響乳化油穩定性的因素進行了分析。
  5. The research field of this thesis belongs to heat treatment in metal materials. ionic nitriding is a universal applied technique, which involves lots of marginal subjects such as discharge physics, vacuum, chemistry, electronics and materials science

    該課題屬于金屬材料熱處理領域,離子氮化是一門綜合性的應用技術,涉及到了放電物理、真空、化學、電子學、材料科學等多門邊緣學科。
  6. The specifications give details of the chemistry, mechanical properties, heat treatment, melting and processing details, hardness limits and nace instructions for the material in question

    規范包括化學成分,機械性能,熱處理,冶煉加工,硬度范圍和nace材料規范等詳細信息。
  7. For adapting to the need of industrialization and improving the properties of materials, the method of mechanical activation has introduced on the basis of traditional calcinations at high temperature. the stardard spinel limn204 is prepared by the mechanical activation - high temperature solid synthesis method. the thermodynamic property, the physical - chemistry performance and the producing techniques of. battery have been studied by means of thermogravimetry ( tg ), differential scanning calorimetry ( dsc ), x - ray diffraction ( xrd ), scanning electric microscopy ( sem ) as well as various electrochemical analysis methods. studies show that synthesis temperature, calcinations time, recipe of raw materials, heat treatment and particle size of products are main factors affecting the performances of limn204 cathode materials. with the increment of synthesis temperature and time, the structure and crystal of products are getting to perfect

    隨著合成溫度和時間的增加,產物的結構和晶型越趨于完善,但在1100得到的產物有燒結和晶粒增大的現象,恆溫時間超過24h后對材料的性能影響不是很大; li mn比在0 . 95 1 . 05 2的條件下都可得到標準的尖晶石limn _ 2o _ 4 ,尤其當li mn比為1 . 05 2時,所合成的材料具有較好的電化學性能;通過兩段合成法制備的產物性能要比一段合成法法制備的產物性能好,而兩段間隔合成法比兩段連續合成法處理的材料性能更佳;顆粒的粒度隨著球磨時間的延長而減小,比表面昆明理工大學碩士學位論文摘要卻增大,粒度小且分佈范圍窄的材料有利於鏗離子的擴散。
  8. Ultrasound is a kind of high frequency mechanical wave which can effectively improve mass transfer and heat transfer, change physical - chemistry phase equilibrium, fasten chemistry reaction rate

    超聲波是一種高頻機械波,利用超聲振動、超聲空化能有效強化傳質、傳熱,改變物理化學相平衡,加快化學反應速率。
  9. The researches indicate that after a heat treatment at high temperature ( 1700 ? ), the chemistry properties of the boron carbide surface are changed. the new boron carbide surface, react weaker with aluminum, thus a better infiltration can be achieved

    碳化硼預制體經高溫預燒后,碳化硼表面化學狀態發生改變,預燒后形成的碳化硼新表面與鋁的反應活性降低,從而保證在本文工藝條件下浸滲過程的順利進行。
  10. This paper used the reactive powder concrete ( rpc ) as the inorganic anchoring material, and studied this material ’ s compositions and the materials mechanics properties ( mainly includes compressive strength, shearing strength, elasticity coefficient and poisson ' s ratio ), and also studied the contraction, durability ( including the rpc permeability, chemistry corrosiveness and anti - frozen performance ) and the heat - resistance of rpc

    本文採用活性粉末混凝土( rpc )為無機錨固材料,並對該材料的配合比,材料力學性能(主要包括抗壓強度,抗剪強度,彈性模量和泊松比)進行研究,還分析了rpc的收縮性、耐久性能(包括rpc的滲透性、化學侵蝕性和抗凍性能)和耐高溫性能。
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