塑性支承 的英文怎麼說
中文拼音 [sùxìngzhīchéng]
塑性支承
英文
plastic support-
In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。Fsb series fluoroplastic alloy pump is composed of pump body, impeller, back cover, seal, support, pump shaft, bearing, coupling, fasten bolt, nut and base plate
Fsb系列氟塑料合金泵由泵體、葉輪,后蓋,密封性,支架,泵軸,軸承,連軸器,吊緊螺栓,螺母,底板組成。Pump touch with the liquid part is the fluorine plastics, but crust is metal stuff, so the pumpbody is enough to support the weight of pipepad and repel mechanically concussion. imd multilevel magnetic force pumps is electrical engine direct link pattern, by centernog prop up, teardown and maintenance is convenient, the structure is tightly, safety and economize energy, one man can put up check - fixing the part inside and replace it easily, consumedly convenient the usual maintain of customers work
泵接觸液體部分是氟塑料,但外殼是金屬材料,故泵體足以承受管道的重量及抵受機械性沖擊。 imd系列磁力泵為電機直聯式,由中間支架支撐,安裝拆卸方便,結構緊湊安全節能,一人便可以輕松的進行內部檢修和零件更換,大大方便了用戶日常的維護保養工作。The study in the paper starts with beam distortions, and it treats the plastic deformation area as pure bending sect, rest of the beam as rigid bodies. according to different shapes of the external tendons, it divides into three structural forms familiar in projects, that is the beams with no deviator, with a deviator and with two deviators, and studies the relation between the deformation of the external prestressing tendons and that of the beams, and derives the formulas of the ultimate stress increment of external tendons. in the formulas, the ultimate angle corresponding to half of the plastic deformation area is considered as a variable parameter
本文首先從梁極限狀態下的變形入手,將塑性鉸區看作純彎段,將塑性鉸以外的區域看作剛體,按照體外預應力筋的形狀不同,分工程中最常見的三種體外結構形式,即無轉向塊的直線型體外筋混凝土梁、具有一個轉向塊的單折線型梁和具有兩個轉向塊的雙折線型梁,研究體外預應力筋變形和梁體的變形間的關系,推導出以極限狀態下塑性鉸區之半對應的轉角為參數的計算體外預應力混凝土簡支梁以及連續梁的體外筋應力增量計算公式,並進一步求得梁的極限承載力。( 3 ) by using an elastic - plastic material model, the nonlinear analysis is taken on the rectangular tube and simply supporte d plate, and the ultimate carrying load capacity pu is obtained. the results show that the buckling mode is in accordance with the assumption of elastic analysis, and so shows the ultimate mode
( 3 )採用彈塑性模型,考慮幾何非線性理論,利用ansys軟體對矩形鋼管考慮板組相關屈曲影響和不考慮相關屈曲影響(將矩形管板件按四邊簡支板對待)兩種情況進行了屈曲後分析,分別得出其極限承載力p _ u ,並分析了矩形管的屈曲過程。The company was founded in july 2002 good morning, everyones attention, the company received the rapid development, and the original scores of individuals is now nearly 1, 000 people in enterprises and companies in the development process heavy, uphold service life, the concept of world services, based on the quality of the product inheritance and domestic and foreign businessmen for their understanding and support. the companys products for the box, plastic boxes, cartons, batteries, display block, a series of high - end products such as packaging and display area, in addition to the companys price reasonable, fair, never excessive profits, just a reasonable profit run - level, but also a good work ethic and self - discipline, large number of domestic and overseas business and needs careful screening, many division i understand the situation
我公司成立於2002年7月,承蒙大家的關照,公司各方面得到迅猛的發展,有原始的幾十個人成為現在將近一千多人的企業,公司在發展過程重,秉承服務生活,服務世界的理念,注重工藝質量,產品的繼承性,並得到國內外客商的理解和支持.本公司主要生產的產品為木盒,塑膠盒,紙盒,鐵盒,陳列座等一系列高檔產品的包裝和展示方面,另外,本公司的價格合理,公道,從不牟取暴利,只求合理的利潤水平,又能良好的職業道德和行業自律行為,請廣大國內外客商和需求商仔細甄別,多方面了解我司的情況The critical crack and stress put forward provides theoretic foundation for monitoring portal machine. 3. applying steady theory of board, studying the problem of early curvature, flexibility model, welding remaining stress, elastic transmutation and brace condition and so on, conclude that structure of beam is primary place where metal structure of portal crane lose stabilization and the break of main beam is result of losing partial stabilization of main board
文章提出的界限應力和臨界裂紋對于港口機械的監測提供了理論依據; 3 、運用板的穩定理論,探索了作為薄壁構件的門機金屬結構在失穩破壞中所涉及到的初曲率問題、彈性模量問題、焊接殘余應力問題、彈塑性變形問題以及支承條件問題等,得出了門機金屬結構發生失穩破壞的主要部位為臂架結構,且主臂架的折斷是由於受壓翼板局部失穩引起整體破壞; 4 、探討了焊接對結構承載的影響。Nonlinear constitutive relations are discussed for analyzing the stress distribution, the appearance and development of the cracks, as well as the behavior of the boundary conditions of the two way slabs respectively. in the light of the experimental research on r. c. two way slabs under static loading, the behavior of yield line, the load deformation curves and the crack yield, plastic limit loads of slabs with different supporting conditions are studied
根據反映雙向板混凝土材料非勻質性的本構關系,分析了雙向板在荷載作用下的變形、屈服、裂縫和破壞的形態特性,並對鋼筋混凝土雙向板在不同支承條件下的塑性極限荷載、正常使用撓度(曲線)和截面設計作了進一步研究。Based on the conception that the simple beam rotates rigidly around the plastic hinge in the middle when the beam is at the ultimate state of anti - bending capacity, the formula for calculating the stress in the external tendons and the ultimate anti - bending capacity of the beam were developed
摘要在承載能力極限狀態下,可把簡支梁的跨中區段視為1個等曲率塑性鉸(塑性區段) ,其餘梁段可視為直線並處于繞塑性鉸剛性轉動的位置。2. the plast ic moment - - adjusted ca1culate theory has been put forward and practical1y tab1es have been made for the waff1e s1abs, which can also be used for so1 id slabs
提出了周邊支承鋼筋混凝土雙向密肋夾心樓蓋的塑性調幅計算理論,並制定了便於設計計算應用的表格,該表格還可以用於周邊支承鋼筋混凝土雙向板的設計計算。Plastics piping systems - end - load - bearing and non - end - load bearing assemblies and joints for thermoplastics pressure piping - test method for long - term leaktightness under internal water pressure
塑料管道系統.熱塑性壓力管用端負載和無端負載支承組件和接頭.內部水壓下長期密封性的試驗方法The result shows : the stress state of rock - bolt can be improved by grouting surrounding rock ; combined whole section bolting - shotcreting - grouting support can improve the stress distribution, and can decrease the size of plastic zone in surrounding rock, resulting in a loop bearing structure near by the periphery of roadway and the long - term stabilization of the surrounding rock
結果表明:注漿能夠改善錨桿受力狀況;全斷面注漿與錨噴聯合支護能夠改善圍巖應力分佈狀況,縮小圍巖塑性區范圍,在巷道周邊形成圓形承載拱,從而保證圍巖的長期穩定。分享友人