測力試驗 的英文怎麼說
中文拼音 [cèlìshìyàn]
測力試驗
英文
dynamometer check- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 試 : 名詞(古代占卜用的器具) astrolabe
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 試驗 : trial; experiment; test
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It can be seen from the results that the control beam had good plastic property in the static failure experiment after two million fatigue loading circles. all specimens with corroded main bars were failure under the fatigue loads within one million fatigue circles. fatigue lifespan of reinforced concrete beam was sharply shortened after main bars corroded in it and the beam was destroyed bristly without any prediction
試驗結果表明,振動測試不能夠對銹蝕鋼筋混凝土梁的疲勞破壞做出可靠的預測;對比梁在經過200萬次疲勞循環加載后的靜力試驗中仍表現出良好的延性破壞特徵;銹蝕梁在100萬次疲勞循環內均因主筋疲勞斷裂而破壞;主筋銹蝕使得梁的疲勞壽命急劇縮短;梁發生脆性破壞而沒有徵兆。It's a bulb pressure tester for detecting battery leaks.
這是檢測電瓶漏氣用的膠球壓力試驗器。First, the theory of fretting wear and studies on fretting fatigue were introduced and the parametric method was used in the process of creating the model of dovetail joints in ug software. the elastic contact problem is analyzed in finite element method ( fem ) and is used to the parameters " distribution and contact stress of the joint are obtained on the base of ansys code. with the effect factor of load frequency, the prediction method of fretting fatigue life of dovetail joint under low and high / low cycle complex load is proposed
本文介紹了微動損傷的機理和微動疲勞壽命的研究方法;利用ug軟體對燕尾榫聯接結構創建了參數化實體模型;基於ansys軟體平臺求解彈性接觸問題,獲得了榫聯接結構接觸應力及接觸狀態量的分佈;在已有微動疲勞壽命預測模型的基礎上,引入載荷頻率影響因子,對低周、高低周復合載荷作用下的燕尾榫聯接結構進行了微動疲勞壽命的預測,與試驗結果對比表明採用本文提出的方法預測榫聯接結構的微動疲勞壽命是有效的。Test method for measuring sleeping bag loft
睡袋紡織纖維回彈力測量試驗方法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、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,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)通過單柱承載力試驗,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試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、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?低周反復荷載試驗和受壓試驗,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?恢復力特性及滯回曲線,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動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;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、耗能減振參數等進行了定量分析。Textiles. seam tensible properties of fabrics and made - up textile articles. part 2 : determination of maximum force to seam rupture using the grab method
紡織品.織物和成衣接縫拉伸特性.第2部分:用抓樣強力試驗方法對接縫裂開最大拉力的測定Unfired pressure vessels - inspection and testing
非燃燒壓力容器.檢測和試驗The analysis of the repeated test data shows the maximum deviation of air drag coefficient is less than 0. 88 % and the deviation of the most surface pressure data is within 1 %, it illustrates the test data is reliable
重復試驗的數據分析表明,空氣阻力系數數據的最大偏差小於0 . 88 ,絕大部分測壓試驗數據的偏差均在1以內,這說明客車模型風洞試驗數據的精度較高。Products against water and ground pollution by hydrocarbons. determination of the cleaning power of rock washing product. test method
防烴類對水和防地面污染的產品.巖石清洗產品清潔能力的測定.試驗方法Iron and steel products. steel cold ductility determination. compression test
鋼鐵產品.鋼的冷延展性測定.壓力試驗By means of area method and stress field intensity approach and computational analysis of finite element, the fatigue strength of misaligned welded joint, " t " type of plate welded joint and cruciform joint are estimated. estimations are consistent with fatigue testes
利用面積法和應力場強法,通過有限元計算分析,預測了錯位板接頭、 t型板接頭和十字型板接頭在對稱循環和非對稱循環時的疲勞強度,並與疲勞試驗進行了比較,理論預測與試驗基本一致。Because the relationship between the lift on the fin and the fin angle is gotten by the static hydrodynamic experiment, which has great error, especially dynamic hydrodynamic experiment, the control torque gotten by the experiment can not counteract the wave torque well and the stabilization result is not perfect
而鰭的水動力試驗存在著很大的誤差,特別是在動態條件下,鰭的水動力特性測試更困難,所以這種通過計算求得控制力矩的方法產生的鰭升力無法很好地抵消波浪力矩,因而影響了減搖效果。Through developing the comprehensive experiment device with large - scale drum strength and stability, the stress - measuring experiments of various wall thickness of the normal drums of the cranes were performed. the law that the stress of the drums along the circumference and along the axis changes with the load increase of the wire ropes was studies for the first time
通過研製全比尺大型捲筒強度、穩定性綜合試驗裝置,對起重機常用規格的捲筒進行了各種壁厚條件下的應力測量試驗,首次對捲筒體周向和軸向應力隨鋼絲繩逐步加載過程變化的規律進行了研究,發現最大應力產生在鋼絲繩繞過后3 ~ 5圈截面處,該現象與理論分析結果也是符合的。Textiles - tensile properties of fabrics - part 2 : determination of maximum force using the grab method iso 13934 - 2 : 1999 ; german version en iso 13934 - 2 : 1999
織物.織物抗拉伸特性.第2部分:用抓樣強力試驗法測定Di - on electrics service and products cover the power electric field including power generation transmission distribution, power equipment manufacturing, subway, utilites, ac dc metrology field as well, more than 500 units of electric power utilities and stations such as beijing power supply bureau, guangzhou power supply bureau, baosteel, three gorges power station and more manufacturers like siemens, abb, alstom, bicc, pirelii, toshiba and more and 30 units of metrology institutes in china like nim, tsinghua university and more are our user. di - on electric is sole and exclusive distributor for numerous famous companies like transinor doble norway, measurements international canada, ndb canada, schuetz germany, aan germany, dr. strauss germany and etc, taking care of their business and service in p. r. china including hongkong
絕大多數員工擁有本科和研究生以上學歷,在電力系統和計量系統工作多年,從事電力檢測帶電監測和計量測試儀器的技術服務和市場銷售工作長達10年以上,為約500多家電力工業系統的發供電部門如北京供電局,廣州電力局,深圳供電局,三峽電廠,廣州抽水蓄能電廠,田灣核電站等等,科研調試部門如廣東省電力試驗研究所,湖北省電力試驗研究所等等與設備生產廠如siemens , abb , alstom , toshiba等等提供了國際最先進可靠的測試技術和儀器設備為約30多家國內二級以上相關計量科研院所,包括國家計量院,清華大學,中國運載火箭研究院,空間技術研究院,航天二院,成飛,西飛和各省市計量院,電力試驗研究院所等提供了大量最先進可靠的計量檢測儀器。Together with undertaking the power cords designing and researching, it usually takes 15 days to do the development for the new products. the project department has advanced testing equipments mainly including bending testing machine, inserting drawing machine, temperature testing machine, standing pulling machine, internet inspecting machine, chromatic testing machine, static testing machine, salt - spraying machine, burning testing machine, non - toxic inspecting machine
該部門擁有的試驗檢測儀器包括:搖擺測試機2臺插拔力試驗機1臺高低溫試驗箱1臺立式拉力儀2臺網路測試儀1臺色差儀1臺靜電測試儀1臺鹽霧試驗機1臺燃燒試驗儀1臺低毒檢測儀1臺。Test method for specific gravity of halogenated organic solvents and their admixtures
測定鹵化有機溶劑或其攙合物有效重力試驗方法Big error exists in the hydrodynamic experiment, especially on dynamic state ; it is more difficult to test the hydrodynamic property of fin stabilizer. so the lift comes from this kind of control method ca n ' t counteract the wave torque perfectly, thereby affecting the stabilizer ' s function
由於鰭的水動力試驗有很大的誤差,特別是在動態條件下鰭的水動力特性測試更是困難,所以這種控制方法產生的鰭升力不能很好地抵消波浪力矩,從而影響了減搖效果。Wind tunnel strain - gauge balance is the most popular measuring device in the aerodynamic force - measuring test in the wind tunnels, and the performance of the balance would effects the tests results on accuracy
風洞應變天平,是目前國內外各類型風洞在氣動力測量試驗中廣泛採用的測量裝置,其性能指標直接影響測力試驗數據的精準度。By acquiring the structure and environment parameters, the active control can greatly reduce the vibration on the model and the supporters caused by the unsteady aerodynamic force which badly influences the experienced data precision
在進行風洞試驗時,受非定常氣動力的作用,模型會與天平、支桿和支架一起產生振動。模型劇烈的振動嚴重影響風洞測力試驗數據的精度。分享友人