liquid flux 中文意思是什麼

liquid flux 解釋
液態熔劑
  • liquid : n 1 液體。2 【語言學】流音〈如 [l] [r]〉 adj 1 液體的,液態的,流動的。2 清澄的,透明的。3 易變的...
  • flux : n 1 流,流出;流動。2 漲潮。3 不斷的變動,波動。4 【物理學】流量,通量,電通量,磁通量。5 熔解,...
  1. Summarize : multi - input, can be used cooperate with various sensors / transducers, measure 、 display and alarm control the physical quantities such as temperature 、 humidity 、 liquid level and flux # 118alues and transform them to export, can read and write all parameters via the computer through serial communication, besides it can offer 24vdc power supply for 2 - wire transducers, four - bit led displaying, the multi - segment curve correcting function is selectable, one meter can equip four alarm relay outputs 、 one transform ( or communication ) output and one equipped power supply outputs

    萬能輸入,可與各類傳感器、變送器配合使用,實現溫度、濕度、壓力、液位、流量等物理量的測量、顯示、報警控制和變送輸出;通過串列通信口,可在上位計算機中實現全部儀表參數的讀寫;還可為兩線制變送器提供24vdc電源; 4位高亮度led數字顯示;對輸入信號有多段折線修正功能可選;一臺儀表最多可配4個報警繼電器輸出、一路變送(或通信)輸出和一路配電輸出。
  2. When flux appears liquid and transparent on both tube and valve, start sweeping flame back and forth along axis of joint to maintain heat on parts to be joined, especially toward base of valve socket

    當焊劑變成液態並且在管道和閥門上呈現半透明狀態時,開始將火焰沿著連接部件的軸線進行進退烘烤,以保持連接部件、特別是閥門套筒底座部位的熱度。
  3. This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of lf refining furnance bottom blowing argon control system. through the study and analysis of bottom blowing argon process control system, the thesis discusses the mean neural network model of controlled object and the mathematical models of the exectors, pwm adjustable pressure controller and pcm adjustable flux controller according to the relevant liquid knowledge and relevant data, including design data, test data and running data. to begin with the craftwork reguirement of bottom blowing argon and the actual instance of the control system, it presents the strategies of fuzzy parameters self - adaptive pid control used in pressure difference inner loop and fuzzy plus pi compound control used in flux outer loop which are based on the above modeling in order to carry out the accurate control of argon flux

    本文介紹了lf精煉爐底吹氬過程式控制制系統的工作原理、工藝要求、建模過程、控制策略以及控制系統的實現。通過對精煉爐底吹氬過程式控制制系統進行研究與分析,並根據流體力學的有關知識以及有關數據(其中包括設計數據、試驗數據和運行數據) ,建立起了被控對象的平均神經網路模型和執行機構(即pwm調壓器和pcm調流器)的數學模型。在此模型的基礎上,從底吹氬工藝要求和控制系統的實際情況出發,提出了壓差內環模糊參數自適應pid控制策略和流量外環模糊pi復合控制策略,以實現氬氣流量的精確控制。
  4. The analysis results indicate that the correlative influence factors to the technological capabilities of electronic solders include the composition and purity and chemical uniformity of solder alloy, the composition and properties of mother materials and their clean level on the surface, the surface tension of liquid state solders, the temperature and atmosphere in soldering and the activity of flux, the chemical composition and structure and properties of the surface film of melting solders, and so on

    分析表明:相關的影響因素主要包括合金的組成、純度和化學均勻性;母材的成分、性質和表面的潔凈度;液態焊料的表面張力;釬焊溫度、氣氛、助焊劑的活性;液態焊料表面膜的組成、結構和性能等。
  5. When flux appears liquid and transparent on both tube and valve, start sweeping flame back and forth along axis of joint to maintain heat on parts to be joined, especially toward the base of the valve socket

    當管道和閥門上的焊劑都變成液狀和透明時,則開始沿著連接軸向前後來會掃著火焰,保持連接部件的溫度,特別是閥門承插口底部的溫度。
  6. The parameter should be united into the ratio of the radiance flux and the temperature difference between the liquid ( water or air ) and the surrounding under the definite imitative temperature, test time and reasonable radiance flux range, surrounding temperature range

    兩者用統一的指標和測試條件來計算,規定初始溫度和測試時間,規定一定范圍的太陽輻照度和環境溫度,用溫度升高值除以輻照強度得到評價值。
  7. The conclusions are as follows : ( 1 ) high - pressure water - atomization can be used to produce a pre - alloyed steel powder with high apparent density, high green strength, size - stability after sintering and low hydrogen - loss content ; ( 2 ) the higher smelting temperature and / or water pressure, the finer particle size of steel powders ; ( 3 ) when the atomization angle holds in a reasonable value ' s range the obtained powder will have a better particle size distribution ; ( 4 ) an optimum atomization technological parameters : liquid steel flux, water pressure and water prick angle was obtained ( 5 ) reduction variables ( temperature, holding time, material - bed ' s thickness and reducing gas flux ) have a significant effect on the particle agglomeration and properties of final powder was given ( 6 ) different alloying methods were developed to modify properties of ferrous powder materials and hence to broaden its applications in ferrous powder metallurgy industry

    本文系統研究了水霧化預合金鋼粉生產工藝及合金化方法對鐵基粉末冶金材料性能影響,詳細研究了冶煉、霧化、還原工藝參數對預合金鋼粉化學成份和物理性能影響,並得出如下結論: ( 1 )採用高壓水霧化技術可用於生產高密度、高強度、尺寸穩定性的低氫損含量的水霧化預合金鋼粉。 ( 2 )冶煉溫度越高,高壓水壓力越大,所得生粉顆粒粒度越細。 ( 3 )水錐角調整在一個適當角度范圍內可獲得粒度組成較好的生粉。
  8. The result of analysis shows that the convective heat flux has main effect on fuel pyrolyzing and vaporizing, the liquid layer of pe fuel can increase the regression rate but also can cause unstable burning. 4

    研究結果表明:對流熱流是引起燃料熱解氣化的主要因素, pe熔化產生的液體層提高了燃料熱解退移速率,但液體層厚度增加到一定程度時,對發動機工作穩定性有負面影響。
  9. Detailed predictions on the fluid flow in mold and in cavity of nozzle working end were obtained at different side - hole angle and submerged depth of nozzles, and then the flux variation of liquid steel passing through central hole of the three - hole nozzle and the fluctuation of liquid steel in mold were inspected based on above predictions

    針對3孔浸入式水口不同側孔傾角和浸入深度,數值模擬對結晶器內鋼水流動做出了較為詳細的預報,研究工作就此分別考察了水口中心孔流量變化和鋼水液面波動幅度。
  10. Because it was trouble to control the heavy apron type feeder ' s rotate speed, the paper put forward a new method to achieve control the hydraulic motor speed efficiency by control electro motor rotate speed in transducer to control the hydraulic liquid flux of varable delivery pump

    摘要文章針對重型板式給礦機速度控制困難,提出了用變頻器控制電機轉速來控制變量泵液壓油流量,以實現對液壓馬達速度的調節方法。
  11. Three alterable experimental parameters were chosen : liquid pressure, flux and electrostatic voltage

    試驗選擇了3個可變操作條件:液體壓力、液體流量及靜電電壓情況下。
  12. By theoretical analysis and experimental investigation to the exasperate position of the heat transfer in the umbrella - plate falling film evaporator, the exasperate experimental formula of the heat transfer was obtained. with the same reynolds, the high - point heat flux density of umbrella - plate evaporator is higher than vertical - plate evaporator could be observed from above formula, which maked out that with little reynolds liquid film was not easy to break

    在實驗條件下得出了傘板式降膜蒸發器小流量下液膜破裂的實驗關聯式,此關聯式表明極限熱通量隨臨界雷諾數增大而增大,在相同的臨界雷諾數下,傘板蒸發器的極限熱通量大於直板形蒸發器的極限熱通量。
  13. To solve the mathematic equations, the method based on condensation degree was used. the distributions of temperature, concentration and mass flux on the film surface ; of temperature and concentration in the vapor ; of heat transfer coefficient in the vapor and in the liquid were obtained by applying the model in the flow field

    採用冷凝度的方法對該數學模型進行求解,得出了汽相的濃度分佈和溫度分佈,界面處濃度分佈、溫度分佈和傳質速率分佈,以及汽相和液相的傳熱系數分佈。
  14. The bigger the diameter, the high the heat efficiency, but the weak the temperature increasing ability, length has less effect on the heat efficiency, tilt angle has less effect on the flow field and temperature field while it is larger than 30 degree, vacuum degree and emissivity have great effect on the flow field and temperature field while there is a great temperature difference between the liquid in the tube and the surroundings, the furring has less effect on the heat transfer but should be cleaned up in 3 - 5 years because of poor water quality, the higher the solar flux or the more the temperature difference between the liquid and the surrounding, the more the heat loss and the lower the heat efficiency

    分析了各種因素對太陽能真空集熱管流場和溫度場的影響。直徑越大,熱效率越高,但升溫能力弱;長度對熱效率影響不大;傾斜角度大於30后,自然對流已經能夠充分進行,考慮以能夠吸收到最大太陽輻射為主;真空度和發射率對熱效率和溫度場影響很大,尤其是在介質溫度與環境溫度差異比較大時;水垢對傳熱影響較小但由於水質的問題應該被3 5年清洗一次;太陽輻射強度越大,介質溫度與環境溫度差異越大,熱損失越大,效率越低; 4
  15. No - clean liquid soldering flux

    免清洗液態助焊劑
  16. The instrument uses pressure sensor to inspect the pressure of washing liquid in and out the stomach, and use flowmeter to inspect flux, at the same time it sends the data to the cpu to compare, adjust and monitor the system

    該系統通過同時對壓力、流量、 ph值等多種重要參數進行的檢測、監控,增加了儀器的安全性,該系統能自動運行,也可人工操作,方便了醫護人員進行搶救。
  17. In this paper, we applied the vapor - liquid - solid three - phase circulating fluidized bed evaporator to condense glucose solution considering its advantage. in the experiment, we changed the parameters such as evaporation temperature, difference in temperature of the fluid heating and heated, liquid flux, liquid thickness and the ratio of inert particles to analyze and study this kind of equipment ' s heat transfer properties in different operational conditions

    通過改變蒸發溫度、傳熱溫差、料液流量、料液濃度以及惰性粒子的體積分率等參數,研究了其在不同操作條件下的傳熱性能,並給出了汽-液-固三相循環流化床蒸發器沸騰傳熱的數學模型,模型預測值與實驗值吻合較好。
  18. Liquid flux for soldering rosin base

    錫焊用液態焊劑
  19. First, this paper, taking on temperature, height, flux, pressure of liquid as research object, deals with an arithmetic of nonlinear control system in complex production system. based on practical object model, it has finished algorithmic emulator

    本論文以水槽的溫度、液位、流量、壓力四個參數作為控制對象,探討了工業過程式控制制中非線性復雜系統的預測控制演算法的應用,並且依賴于實際對象模型作出了程序實現。
  20. The change of fluid velocity and pressure of the micropump was also simulated, thus we could recognize the property of the liquid of the microsystems more completely. the equivalent circuit method is a way of building micro system model. the thesis simulated the micropump system with the equivalent circuit method, worked out the change of output pressure and flux of the micropump

    微泵的流量和壓力是微泵的重要工作參數,應用有限元流固耦合分析對流體進行模擬,經過分析計算,得到微泵的輸出流量為145 . 5 l / min ,並模擬出流速和壓力的變化情況,從而較為全面的認識了微泵系統的流體特性。
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