流動性試驗器 的英文怎麼說

中文拼音 [liúdòngxìngshìyàn]
流動性試驗器 英文
mobility tester
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 流動性 : flowability; fluxility; fluidity; mobility; liquidity; flow property流動性不足 liquidity shortage...
  • 流動 : 1. (液體或氣體移動) flow; run; circulate 2. (經常變換位置) going from place to place; on the move; mobile
  • 試驗 : trial; experiment; test
  1. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直脈寬調速系統( pwm )和位置環構成的定位系統中,速度環的參數隨負載特;電網電壓;給定工況而攝是不容忽視的.作者通過系統辨識建模也證實了這一事實1 , 2 .因此在設計位置環的離散滑模控制時,必須針對速度環(即位置環的控制對象)的參數攝范圍採用「對象參數攝離散滑模控制的設計方法」 ,以確保系統在參數攝時的穩定和快速、無超調、準確定位的優良態品質.為剖析該設計方法的控制效果,本文作了對比研究,並將該設計方法用於工業中,取得了滿意的結果
  2. The effect of reynolds number on rudder hydrodynamic performance is also analyzed. up to the stall angle the computed lift and drag agree well with measurements and other author ' s calculations, whereas stall angle, lift and drag beyond the stall angle are slightly under - predicted. the solver is used to investigate laminar and turbulent separated flows around a 6 : 1 prolate spheroid at high incidence angles and their effects on hydrodynamic forces

    應用所開發的求解,以naca0015翼型舵為算例計算了船舵在不同雷諾武漢理三;大學博士學位論文數下大舵角范圍內的三維粘場及水力,成功地預報了舵的失速角和最大升力,並初步探討了雷諾數對舵水力的影響;計算結果與現有和計算數據比較,吻合程度相當好,初步檢證了該求解精確模擬粘和計算水力的能力。
  3. The main products of our company : series of mining emulsion pump station, series of electric haulage shearer, sparying pump station, series of mining flame - proof vacuum / air electromagnetic starter, series of mining vacuum / air feeding switch, series of mining fame - proof and natural - safe. type ac soft starter, series of hydraulic stand valve and pipe system, high flow rate quick - moving valve, the new product nearing into market - the hydraulic support electric - control system, mining electric drill, hydraulic valve test table, electric performance test table

    公司主導產品為:系列電牽引採煤機、系列礦用乳化液泵站、噴霧泵站、礦用隔爆兼本質安全型交軟起、系列礦用隔爆真空、空氣電磁起、系列礦用真空、空氣饋電開關、系列液壓支架閥類及管路系統、大量快速移架閥、即將投入市場的新產品? ?液壓支架電液控制系統、煤電鉆系列、液壓閥臺、電臺等。
  4. In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data

    為探討軸壓氣機在工作量、工作轉速及?靜葉排軸向間距變化時的葉片排場非定常頻譜特變化規律,並耦合進氣畸變的影響,同時與壓氣機氣能和氣穩定相關聯,作者利用南京航空航天大學能源與力學院的低速大尺寸軸壓氣機( lsc ),採取在靜子葉片表面埋入態壓力傳感的實方法,對葉尖、葉中和葉根三個截面的態壓力進行了測量,獲得了大量的可靠的實數據。
  5. Pneumatic fluid power - compressed air lubricators - test methods to determine the main characteristics to be included in supplier ' s literature

    力.壓縮空氣潤滑.供貨商文件包括主要特測定的方法
  6. This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design

    首先進行了方案論證,對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析,提出應用模糊控制和雙余法解決下述問題,即該論文主要的新見解和所完成的工作: ( 1 )為了克服直電機參數時變和非線因素對控制能的影響,本設計中,雙閉環調速系統的外環採用模糊控制,內環採用pi控制,使系統在一定范圍內對直電機參數變化和非線因素影響有自適應能力; ( 2 )針對常規數字觸發演算法中觸發脈沖的可靠不高,經常出現漏脈沖或是脈沖混亂的情況,本文採用雙余法,該演算法具有響應快,可靠高,具有良好的適應及抗干擾能力; ( 3 )本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元,應用該晶元完成系統的軟硬體設計: ( 4 )本文對系統抗干擾的軟硬體措施進行了重點研究; ( 5 )設計了具有模糊控制的全數字直系統原理樣機,並進行了證,對過程中出現的問題及時解決,最終實結果證明設計是可行的。
  7. 6. a new method that adopt small exciter emulation to the dual - shaker vibration system and research the numerical electric current phase synchronous controller, thus

    6 .提出採用小型激振模擬並聯雙振臺進行數字式電相位同步控制研究的方法,從而降低同步控制在研製階段的成本,並且避免同步控制的不確定給振臺造成損傷。
  8. Except for types of stationary phase, components of mobile phase and types of detectors, other prescribed conditions under each type, such as internal radius and length of chromatographic column, brand of stationary phase, carrier granularity, flow speed of mobile phase, as well as proportion, column temperature, volume of incoming samples of different components of mixed mobile phase and sensitivity of detector can be appropriately changed to accommodate different chromatographic system and reach requirements for applicable test of the system

    各品種項下規定的條件除固定相種類、相組成、檢測類型不得任意改變外,其餘如色譜柱內徑、長度、固定相牌號、載體粒度、速、混合相各組成的比例、柱溫、迸樣量、檢測的靈敏度等,均可適當改變,以適應具體的色譜系統並達到系統適用的要求。
  9. In order to understand the effect of alternating magnetic field on the dynamic performance of a disk - type magnetorheological ( mr ) fluid damper based on shear operation, the dynamic character of a flexible rotor supported on the disk - type mr fluid damper was experimentally studied under sinusoidal magnetic field

    摘要為了掌握交變磁場對基於剪切方式的盤型磁變( mr )體阻尼力特的影響,研究了正弦磁場下支承在盤型磁體阻尼上的柔轉子系統的力特
  10. Using processed march cylinder, tapered circular mould, u - shaped instrument, l - shaped concrete fluidity instrument and some other testing instruments, and after research and study to physical and chemical property of various raw material. systematic tests have been carried out in respect of consistency between cement and additive, concrete fluidity, concrete filling - up - space and penetration capability and concrete anti - segregation property, basing on prudent and careful analysis to results of 34 - time tests a nd more than 500 data, and with utilization of combined additive, we finally conclude the proper mix design range for the self - densifying high performance concrete with ideal working performance at all respects

    通過加工的march筒、截錐形圓模、 u型儀、 l型混凝土儀等實以及對各種原材料的物理及化學能展開詳盡的調查研究,進行了多種材料下的水泥與外加劑相容、混凝土的、混凝土的填充和鋼筋通過、混凝土的抗離析等系統,在對34組、 500多個數據的詳細認真分析的基礎上,利用復合后的外加劑,得出各項工作能均較佳的自密實混凝土所用原材料比例范圍。
  11. Examinations of steady status and analysis of dynamic experiments have been conducted on band - tube evaporator and parallel - flow condenser using r134a refrigerant. the steady examination show that the model error was under the allowable error, the inlet mass and enthalpy disturb experiments indicate that the subsection model, be good at reflecting the change of parameters of the heat exchanger, accord with the basic principle of thermodynamics theory and the actual work status. hence, the subsection simulation model research has important benefits both on theory and engineering application

    在進行模擬時,以使用r134a作製冷劑的管帶式蒸發和平行式冷凝為對象,完成了穩態模擬計算、態模擬分析,穩態計算結果和數據對比表明,其誤差在允許范圍內;進口質量和焓值的擾結果表明:本文所建的區段式換熱模擬模型,能很好的反映換熱能參數的態變化,與系統熱力學理論和冷凝、蒸發的實際工作過程基本一致。
  12. In order to investigate the effect of high - field hot - carrier on devices and circuits, the electrical stress experiment is carried out with 1. 2 n m, 1. 0 n m and 0. 8 u m channel length home - made mosfet ' s by the monitor system with ate and cat technology. by using the fresh and degraded experiment data, bsim2 model parameters are extracted

    為了分析研究高場熱載子效應對件和電路特可靠的影響,採用自與cad技術相結合的監測系統,對國內溝道長度1 . 2 m 、 1 . 0 m和0 . 8 m的mosfet進行了電應力退化實,並根據實結果提取了退化前後件的bsim2模型參數。
  13. In the experiment of testing instantaneous characteristics for circuit breaker, the transient current exists in the experimental circuit because of the closing making angle, which has serious influence on the testing precision

    斷路進行瞬時,由於合閘相角的原因,電路中會產生暫態電,暫態電的存在對精度產生嚴重的影響。
  14. To study the aircraft - engine stability assessing technology about total - press distortion, four different structure insert - boards and testing schemes are designed, based on the technology of russian insert - board distortion and assessing compressor stability of english and usa. the low speed compressor ( lsc ) at college of energy and power in nuaa is used to carry out the all insert - board distortion experiments studies

    為了能夠更清楚地認識俄羅斯關于總壓畸變下的航空發機穩定評定的技術,本文在了解俄羅斯插板畸變技術和英美等國家的穩定評定技術的基礎上,設計了4塊不同結構形式的插板畸變擾裝置及測量方案,利用南京航空航天大學能源與力學院的低速大尺寸軸壓氣機( lsc ),完成了各插板的畸變
  15. Using this equipment, the residual current protection test and operation reliability test were be done. and the failure reason of rcd was analysed. the method to improved the reliabilty level of rcd was introduce. so the reliability study can be processed

    應用剩餘電作保護可靠設備進行了成功率和操作故障率可靠,分析了剩餘電作保護的故障原因,提出了提高剩餘電作保護可靠的方法,從而真正地將可靠研究工作付諸實施。
  16. Later on, the non - linear dynamic model of the coupled rotor - body system with the mrfd was constructed and a test - bed which is fit for this model was designed. at last, the dynamic stability test for the system was implemented. the result of which says that the mrfd can improve the dynamic stability of the system markedly

    採用開-關控制策略進行帶磁變阻尼的旋翼/機體耦合穩定,結果表明,磁變阻尼能明顯提高旋翼/機體耦合穩定裕度,體現了具有自適應能力的優點。
  17. Standard test method for resistance to plastic flow of bituminous mixtures using marshall apparatus 6 inch - diameter specimen

    用馬歇爾儀瀝青混合料的抗塑料的標準方法
  18. Reliability test method of residual current operated circuit - breakers for household and similar uses

    家用和類似用途的剩餘電作斷路的可靠方法
  19. The control technology of phase selection has been used on beaker ' s instantaneous characteristic test device for jiang su chang shu switch plant. the precision is ?

    採用上述技術研製的選相分合閘裝置,應用於斷路設備中,選相精度為1 ,較好地消除了中的暫態電
  20. According to the sample theory, applied the time terminated test plan, the reliability compliance test plan was brought forward. the reliability compliance test plan was divided into two parts, residual current protection test and operation reliability test. in this paper, the preparation of sample, the test plan, the failure criterion and the program of reliability test were introduced

    本文由抽樣理論,採用定時截尾方案確定了剩餘電作保護的可靠方案,剩餘電作保護的可靠由成功率和故障率組成;本文還給出了剩餘電作保護可靠品準備和條件、檢測方法、失效判據,以及可靠證程序。
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