起動性能試驗 的英文怎麼說

中文拼音 [dòngxìngnéngshìyàn]
起動性能試驗 英文
starting ability test
  • : 起Ⅰ動詞1 (站起; 坐起) rise; get up; stand up 2 (取出; 取走) draw out; remove; extract; pull 3...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 能名詞(姓氏) a surname
  • : 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
  • 起動 : start (a machine, etc. ); switch on起動電動機 starting motor; 起動器 starter
  • 試驗 : trial; experiment; test
  1. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生、斗拱等的構造機理及結構功進行了量化分析和實研究: (一)通過木柱石礎靜摩擦,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載,測定了柱架的抗側移剛度、柱架恢復力特及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載和受壓,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗減振參數等進行了定量分析。
  2. 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流軟器、系列礦用隔爆真空、空氣電磁器、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、大流量快速移架閥、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。
  3. This paper studies the air - fuel ratio and light - off temperature performance of two different kinds of cng special oxidation catalyst converter, and primarily finds their purification capacity of cng engine emission and the differences between them by comparative analysis of the test results

    摘要對兩種天然氣專用氧化型催化器進行了空燃比和燃溫度特,對比並分析了結果,初步了解了兩種催化器時天然氣發機排放的凈化力以及它們之間的差異。
  4. In light of the limitation of fast fourier transform ( fft ) for the method of traditional spectrum analysis to analyze the unsteady signal, wavelet and wavelet analysis are made for the typical unsteady process signal of starting up and shut down with the good characteristic of simultaneous localization in both the time and the frequency domains based on the field test on the vibration of two - row placed units in lijiaxia hydropower station, in which the signal is decomposed into different frequency band, and then the weak signal is caught and the dominant frequency is picked up for the analysis of the vibration source

    摘要基於李家峽水電站雙排機組振的現場研究,並且針對傳統頻譜分析方法傅立葉變換( fft )對于非平穩信號已力不從心這一缺陷,利用小波分析方法在時域和頻域上同時具有良好的局部化質,通過對開停機這一典型非平穩過程信號進行小波及小波包分析,將其分解到不同頻帶內,獲取微弱信息和提取優勢頻率,並對其作振源分析,得出開停機初始時刻因水流不穩均出現強烈的振現象,且低頻段信號量最大,開停機過程水流脈壓力和尾水渦帶擺是引定子基礎振的主要原因。
  5. To meet this challenge, a research project was supported by ministry of communication and bv shanghai zhenhua port machinery co. ltd. focusing on analysis of tdtcd ( traditional design theories of crane drums ) the paper has studied the impacts of features under the binding force of wire ropes, the end - plate and rope slot. this study is based not only on the thin shell theory and viscoelastic mechanics to calculate the strength and stability of drum, but also on an experiment with technology in " state of act "

    本文結合交通部重點科技項目「港口重機鋼絲繩傳件高技術研究」和上海振華港機股份有限公司委託項目「重機焊接捲筒極限壁厚研究」 ,針對重機捲筒傳統設計方法偏於保守的情況,以薄殼理論和近代力學為基礎,以現代技術為研究手段,對鋼絲繩緊箍力作用下的外載特、端板、繩槽等因素對捲筒強度和穩定的影響進行了系統的理論研究,在深入開展捲筒強度、穩定和實模態分析等的基礎上,提出了有別于傳統方法的捲筒強度、穩定計算方法。
  6. Road vehicles - electrical performance of starter motors - test methods and general requirements iso 8856 : 1995

    道路車輛.機電氣.方法和一般要求
  7. In this thesis, first, reasons and factors for the stability of loose rock dams were summarized according to the field surveys and certain expert ' s experiences. then, researches on block stability problems were reviewed, and according to the relationship between grain size and incipient velocity, it is found that the block weight is in direct proportion to 6 - 9 power of incipient velocity, and 50 % increase of the velocity will result in about 40 times change of the block weight. after that, experiments were conducted in a flume, focusing on the relationship between incipient velocity and some main factors including block weight, water depth over the dam, cross - section size, block material and river bed material

    本文首先根據散拋石壩損毀情況的現場調查資料,結合有關專家多年的整治經,總結出壩體的損毀原因及影響因素;對現有塊體穩定的研究成果進行回顧和總結,並針對散拋石壩的直接損毀現象,結合山區河流的水流、地形特點,利用塊體粒徑與流速的關系,提出塊體穩定重量與流速高次方成正比的概念,流速50的增長可導致塊體穩定重量接近40倍的變化;通過二維變坡水槽,研究了壩體穩定的主要影響因素,包括塊體重量、壩頂水深、斷面尺寸、塊體材料(塊石和卵石兩種) 、護底等,結果表明對于山區河流,圖僅僅通過增加壩體單個塊體重量或斷面尺寸來提高壩體穩定效果甚微;最後,根據西部地區的自然、經濟、交通等條件,提出可以採用柔混凝土鉸鏈體等一類整體較好的護面層作為散拋石壩的防沖毀措施,以期取得良好的工程效果。
  8. The principal conclusions include : ( a ) the composite system is composed of both active - bearing structural members and inactive - bearing ones, being of a character of combination of rigid retaining structures with flexible ones, so its working mechanism will be behaved as sharing loadings, waterproof and impermeability, loading transfer, local reinforcement and pre - reinforcement ; ( b ) the experimental results show that much more subsoil will participate in retaining action, soil stresses of internal slope will be shared uniformly and deflections caused by excavation will be reduced notably because of cooperation of nails and cement - soil mixing pile wall ; and ( c ) the internal forces of facing in vertical model will be a control factor of design and the cross section tensile strength of cement - soil wall will govern strength of the

    主要研究結論有: ( 1 )復合土釘支護的作用機理主要為臨時加固土體以保證局部穩定、有機聯系以共同承擔荷載、改善土體到止水抗滲作用。 ( 2 )結果表明:復合土釘支護夠充分調周圍土體共同作用,有效地控制基坑變形;復合土釘支護中止水帷幕的插入深度和強度對控制邊坡變形與失穩有較大作用;復合土釘支護效果明顯優於一般的土釘支護。 ( 3 )面層與邊坡土體共同變形,設計時可按外力作用下的彈地基梁進行計算。
  9. The thesis realizes the control exciting winding method and the best exciting in towards polarity method provided in this thesis with singlechip ( at90s8535 ) and scr hardware. it proves these methods are accurate and available through the control exciting winding test. analyzing the stator current and exciting current test curves on a salient - pole synchronous motor with 2kw - 4 poles, it solves the starting - difficulty of salient - pole synchronous motors, and improves motors " starting capability

    通過在一臺2kw 、 4極凸極同步電機上進行異步和分析過程中的勵磁繞組電流和定子繞組電流的波形,證明了本文提出的勵磁控制線路的正確和可行,較好地解決了凸極同步電難的問題,同時改善了電機的
  10. In order to research work principle and performance for magnetic levitation precise position stage, this paper mainly researches the principle prototype of the stage through mechatronics cad / cae. the 3d solid models of the principle prototype were built, the mechanism simulation and interferential c hecks were done by using ugnxl. o software. by translating three - dimension into two - dimension and drafting, the 2d draws were got

    為了對磁懸浮定位工作臺的工作原理、進行深入研究,從基礎作,本文主要對磁懸浮定位平臺原理樣機進行了機電一體化cad cae研究,進行了原理樣機的虛擬樣機設計,機構運分析模擬和干涉檢查,將三維轉成二維,進行cad詳圖設計,並在cad結構設計基礎上,進行了電磁場分析、有限元力學分析、原理樣機製作和實
  11. The results of numerical experiments, using the four - dimensional variational data assimilation system of the nonhydrostatic mesoscale model mm5, show that : the tangent linear model and adjoint model conducted by keeping the " on - off " switches the same as the basic state, can provide a good approximation of the first - order information to the nlm perturbation and a good descent direction for the minimization procedure ; switching on and off at every other time step in the kuo cumulus parameterization scheme do n ' t impact the convergence rate of cost function ; the existence of the switches do n ' t impact improvement to the mm5 model rainfall prediction because that not only specific humidity, but also wind, temperature and pressure are assimilated into the model

    非靜力中尺度數值模式mm5的四維變分資料同化系統進行的數值結果表明: 「開關」變量保持與基態一致,所構造的切向線模式夠提供關于非線模式擾的一階近似,伴隨模式所計算的梯度值夠為最小化過程提供較好的下降方向;郭氏降水參數化方案中對流每隔一個積分步的交替發生並不影響目標函數最小化的收斂速度; 「開關」變量的存在也不影響將風、溫度、氣壓和比濕結合來同化對mm5降水預報準確的提高。
  12. The effect of oil filler test that is improved is correspondence to the overspeed test, so it is no use to do overspeed test repeatedly. it can reduces the deterioration of the rotor ' s longevity, and that, it can reduce the starting time of the units, which can reduce the cost of fuel consumption and steam deterioration. especially to large capacity steam units that use the same style device, it will get large economic effectiveness

    對使用同一原理的裝置而言,這種新的技術思路具有指導意義,改進后的注油使用來的效果可以與超速相對應,不需要重復做超速,可以減少對因超速對轉子的壽命的損耗,並且還縮短了所需要的時間,相應減少機組的啟耗時,節約燃料成本及汽水損耗,尤其是對使用同類裝置的大容量機組而言,夠獲得的經濟效益將是巨大的。
  13. In order to satisfy the customer ’ s more strict command to the inertia brake, changsha sanzhan inertia brake co., ltd. and hunan university allied to develop a set of equipment of inertia brake test rigs, which can test and research the property of starting torque, braking torque, vibration of axis and so on to all kinds of models and specification of inertia brake to improve the property and quality of product

    為了滿足用戶對慣器產品提出的更高要求,長沙三占慣有限公司和湖南大學合作開發一套慣臺裝置,對各種型號及規格的慣器的力矩、制力矩、軸向振等特進行測和研究,以改進產品和提高產品質量。
  14. Through testing, this system reached the requests of improving the performance of ac motor start, it can start steadily and reliably under the condition that start - current of motor is controlled

    本系統經過實調,基本達到了改善鼠籠電機的要求,在保障降低電機電流的前提下,夠滿足電機的平穩可靠
  15. So applying the virtual instrumentation technology which combining the sense technology, instrumentation technology and testing technology to test performance parameter, process data and plot curve is the key points in this paper

    採用先進的虛擬儀器技術,將傳感技術、儀器技術和測技術結合來,進行風機參數的自檢測,數據的自處理和曲線的自繪制是本文研究的重點。
  16. Starting ability test

    起動性能試驗
  17. 2. the numerical model of engine jl474q1 has been built up base on the engine test which lays a foundation for the search of vehicle starting up and shift schedule. 3

    對jl474q1發機進行臺架,利用樣條插值方法構造了發機轉矩模型和發機燃油消耗模型,為amt步和換檔規律的研究奠定了基礎。
  18. Motor vehicles - starting performance - test methods

    汽車起動性能試驗方法
  19. Diesel engines. test of starting performance

    柴油機.起動性能試驗方法
  20. Method of starting performance test for motorcycles and mopeds

    摩托車和輕便摩托車起動性能試驗方法
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