plastic friction 中文意思是什麼
plastic friction
解釋
塑性摩擦-
The studies of material two - dimensional plastic flow in friction stir welding
攪拌摩擦焊焊縫材料二維塑性流動研究 -
Simulation of material plastic flow in aluminum alloy friction stir welding based on fluent
的鋁合金攪拌摩擦焊流動場模擬 -
Then the judging method is proposed, and the proposed method can consider the stress history and viscosity shear strength of soft soil. in this paper, a fem program dpfbm1. 0 ( double plastic foundation beam method ( version 1. 0 ) ) is established. with this program, the influence of some parameters on foundation excavation is fully studied, the parameters include : compression modulus, cohesive strength, angle of internal ficiction, effective angle of internal friction, the embedded length of the wall and building load
針對當前國內外彈性地基梁法存在的缺陷，基於對軟土流變性的研究，採取了剪應力判斷彈塑性狀態，以改進和完善基坑工程彈性地基梁法，推導了彈性狀態下地基反力系數的近似解，提出了採用剪應力組合判斷土彈簧彈塑性狀態的方法，編制了相應的彈塑性共同變形法分析程序dpfbm1 . 0 （ doubleplasticfoundationbeammethod （ version1 . 0 ） ） ，並採用該程序分析了壓縮模量、粘聚力、內摩擦角等參數變化對基坑工程的影響。 -
Squeeze flow between two parallel disks is considered for small gaps for rigid - plastic material with partial wall slip. firstly, the coulombic friction condition is discussed, and a new pressure distribution is obtained
首先對現有的庫侖摩擦條件下的壓力規律做了進一步的研究，找到了一種更合理的圓盤上的壓力分佈規律。 -
In order to develop and consummate the analysis theory and calculation method of base - isolated structures, based on the research on restoring force model of isolation systems and the analysis on the nonlinear seismic response of base - isolated structures, the analysis on multi - dimensional and lateral - torsional coupled seismic response of base - isolated structures is developed in this paper. according to the mechanical performance of isolation systems, detailed analysis and improvement of the present research, an unilateral and a bilateral coupled visco - elastic hysteretic model for rubber bearings, an unilateral and a bilateral coupled visco - elasto - plastic differential hysteretic model for lead rubber bearings, an unilateral and a bilateral coupled modified visco - plastic differential hysteretic model for sliding friction bearings are proposed
為進一步發展和完善基礎隔震結構分析理論和計算方法，本文以隔震系統恢復力模型研究及基礎隔震結構非線性地震反應分析為基礎，對基礎隔震結構的多維地震反應及平?扭耦聯地震反應開展了以下幾方面的研究工作：根據隔震系統力學性能的特點，在現有研究成果的基礎上，對隔震系統恢復力計算模型進行了改進和創新，提出了普通疊層橡膠支座單向及雙向耦合粘彈性恢復力計算模型，鉛芯疊層橡膠支座單向及雙向耦合粘彈塑性微分型恢復力計算模型，摩擦滑動支座單向及雙向耦合修正粘塑性微分型恢復力計算模型。 -
08. 02 test method for static and kinetic coefficients of friction of plastic film and sheeting
塑料薄膜和薄板靜摩擦和動摩擦系數測試方法 -
Rubber or plastic coated fabrics - determination of the static and dynamic coefficient of friction
橡膠或塑料塗層織物.靜摩擦和動摩擦系數的測定 -
Experimental study on interface friction of plastic geogrid reinforced earth
塑料土工格柵加筋土結構的振動臺試驗研究 -
Relationship has been studied on defect to deformation degree, friction factor and relative length of mould plastic section
同時，研究了表面缺陷產生與變形程度、摩擦因數及模具整形段相對長度的關系。 -
The coating equipment, tunnel type oll oven won the warmly welcome of the colorful steel, friction, stationery, static plastic and spray paint industries
公司生產的塗裝設備、隧道式燃油烘箱、烘房已深受彩鋼板、磨擦、文具、靜電噴塑、噴漆行業的青睞。 -
The coating equipment, tunnel type oll oven own the warmly welcome of the colorful steel, friction, stationery, static plastic and spray paint industries
公司生產的塗裝設備、隧道式燃油烘箱、烘房已深受彩鋼板、磨擦、文具、靜電噴塑、噴漆行業的青睞。 -
Abstract : in this paper, the stress field in a concave plank being upset is resolved by analytic mathematical method of plastic mechanics, the relation between the geometric parameter ( dimension ratio, concave shape ) and friction shearing stress is determined for upsetting a plank free of tension stress
文摘:本文用塑性力學初等解析法求解了凹形板坯鐓粗時的應力場，確定了無拉應力鐓粗時坯料幾何參數（尺寸比、凹形形狀）與坯料端面摩擦剪應力的關系。 -
In this dissertation, the effect of texture, heat - treatment, and hydrogen on the lcf behavior of zircaloy - 4 and the cyclic deformation behavior for zircaloy - 4, n18 alloy and n36 alloy have been investigated systematically using fully - reversed tension - compression loading under strain control ( r = min / max = - 1 ), while the evolvement of the friction and back stresses versus the number of repeated working cycles and the plastic strain amplitude has been studied, and the thorough discussion combined with the analysis result of fatigue sub - structure, friction and back stresses, and fatigue fracture has been given to the mechanism underlying the lcf behavior of alloys
本文採用對稱拉壓循環變形方法（ r _ = _ （ min ） _ （ max ） = - 1 ） ，系統研究了織構、熱處理狀態、氫對zr - 4合金低周疲勞性能的影響， zr - 4合金、 n18合金和n36合金的循環變形行為，並研究了摩擦應力、背應力隨循環周次、塑性應變幅的變化規律。結合疲勞亞結構和疲勞斷口的分析結果，深入探討了影響合金低周疲勞行為的作用機制。 -
The contract stress on supporting roller and crawler board surface of three models of dong fang hong crawler tractor under three working conditions is gained by finte element analysis, as well as the stress distribution law and maximum stress which provide valuable referentce datum for resolving the problems of plastic deformation and friction wear between the supporting roller and crawler board
摘要對3種機型拖拉機的支重輪與履帶板之間的接觸應力分別在3種工況下進行了有限元分析，得出接觸應力分佈的規律及其最大值，為解決支重輪和履帶板的塑性變形問題及摩擦磨損行為分析提供了有價值的參考數據。 -
In the dry sliding experiments of composites, friction coefficients decrease with the loads. plastic deformation happens in the worn surface where the element of fe is found, so pam microfibrils support part of the load and prevent the further deformation
低速低載時，試樣磨損表面出現塑性變形，在復合材料的磨損表面還發現fe元素的存在，表明pam微纖承受了部分載荷，阻止了基體的粘著轉移，此時磨損機理為磨粒磨損和粘著磨損。 -
Using the general finite element programming package of ansys10. 0, the study of gabled frames beam - column end - plate connections is made, considering synthetically nonlinear ( material, geometry and contact ), bolt pretension forces and ratio of axial compression stress to strength. elastic - plastic finite element analyses are carried out among 28 species of 3 series under monotonic loads, in order to discuss the influence of parameters including stiffness of end - plate, bolt diameter, friction coefficients and so on
本文使用通用有限元軟體ansys10 . 0綜合考慮了三重非線性（材料非線性、幾何非線性以及狀態非線性）的影響，同時考慮了螺栓預拉力的影響，對考慮端板厚度、端板加勁肋的設置、螺栓直徑、摩擦系數等參數不同的3個系列（端板系列，螺栓直徑系列，摩擦系數系列） 28個試件進行了有限元數值模擬，對連接節點的性能進行了分析研究。 -
Based on the theoretical contact mechanics, the numerical simulations demonstrated that the axial stiffness during compression was sensitive to both the amount of plastic deformation and the interparticle friction occurring at the contacts within the assembly of particles
研究發現：彈塑性球顆粒系統在加載時其軸向剛度對顆粒間產生的塑性變形量及顆粒間的摩擦均很敏感。 -
Ultrasonic plastic welding theory is generated by the generator 20khz or 15khz pressure, high - frequency signals, the system can be adopted for the high - frequency signals into mechanical vibrations, and in plastic products working, through working surface and internal friction among elements spread by the department of the interface temperature, when the temperature reached the melting point of her own, that the working interface rapid melting, and then fill in the gaps between the interfaces when shock stop working at a certain pressure and cooling will be a perfect welding
的高壓高頻信號通過換能系統，把信號轉換為高頻機械振動，加於塑料製品工件上，通過工件表面及內在分子間的磨擦而使傳處到介面的溫度升高，當溫度達到此工件本身的熔點時，使工作介面迅速溶化，繼而填充于介面間的空隙，當震動停止，工件同時在一定的壓力下冷卻定形成完美的焊接.點擊數： 723錄入時間： 2006 - 5 - 14 -
Research on the friction and wear behavior of nano particle composite coating on plastic injection mould parts
注塑模零件電刷鍍納米鍍層的耐磨性能研究 -
Plastic deformation happened in the worn surface where fe element was found, so pam micro - fiber supported part of the load and prevented the further deformation. on the condition of high speed and high load, the worn surface of pam1 / nylon 6 composites was nearly melted and formed comparative uniform transfer on the surface of steel, which accounted for the rather low wear mass loss. the infrared analysis showed that the a small quantity of transition of crystal form from into of nylon and its composites happened during the friction because of the high temperature and strong sheering strength
通過對復合材料耐磨性能研究表明：復合材料的摩擦系數隨載荷的增加而逐步下降，且磨損表面有明顯的塑性變形；從能譜分析結果來看，復合材料表面有fe的存在，表明pam微纖承受了部分載荷，並阻止了基體的進一步塑性變形及粘著轉移；在高速高載時， pam1 /尼龍6磨損表面處于粘流態，並在鋼環表面形成了連續的轉移膜，表現出較好的耐磨損性能，且在高溫和強剪切力的作用下，材料基體發生了少量的晶體向晶體的轉移。
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