bottom bearing load 中文意思是什麼
bottom bearing load
解釋
底部支承載荷-
The research information of the slab that has been used for forepassed decades is extremely few. there is a lack of the method of calculating load bearing capacity of slab with slightly curved bottom in our bridge criterion
在過去的幾十年中，微彎板的研究資料極少，我國橋梁規范中尚無微彎板的承載力的確定方法。 -
Because it is simple to make manufacture slab with slightly curved bottom, and is economical to use steel, and is relatively great in aspect of load bearing potential capacity, the slab often has been used as braced arch and rigid - frame arch bridges " deck slab in 1970s and 1980s
由於微彎板具有製作簡單、用鋼量省、承載潛力較大的優點，因而上世紀七、八十年代，在剛架拱橋、桁架拱橋中常用作橋面板。 -
On the basis of the test and finite element analysis, and on the experience of exsting research payoffs, this paper advance the method of calculating load bearing capacity of slab with slightly curved bottom considering membrane effect of the slab, and deduce the corresponding formulas
在試驗和有限元分析的基礎上，借鑒已有的研究成果，本文提出了考慮薄膜效應時確定微彎板承載力的方法，並推導出相應承載力計算公式。 -
The mass of the slab have diseases in varying degrees by investigation, so the problem faced us is to strengthen and remake the slab. in addition, the slab will be used in underdeveloped region of our country. therefore, it is very important to evaluate the load bearing capacity of slab with slightly curved bottom
微彎板在橋梁中使用已有三十多年，在調查中發現大多微彎板都存有不同程度的病害，也就面臨著對舊橋微彎板的加固改造的問題；另外，在我國某些經濟尚不發達地區的橋梁建設中仍在採用，因此，對微彎板的承載力的正確評定也顯得十分重要。 -
To evaluate load bearing capacity of slab with slightly curved bottom, and provide scientific basis for strengthening and remaking and designing the slab, this paper discuss the method of calculating load bearing capacity of slab with slightly curved bottom according to the ministry of communications " scientific research project, that is technique research of detection, evaluation and strengthening and its spread
為了對其承載力做出較正確評價，並能為加固改造、設計提供科學依據，根據交通部《公路舊橋檢測評定和加固技術研究及推廣應用》科研項目的要求，本文對微彎板的承載力確定方法進行研究。 -
At first, based on the results of in - situ load tests, the load - settle curves are acquired, and the effects of different reinforcement parameters are presented. these parameters include the linear density ratio ( ldr ) ; the location of the top layer of the geobelt measured from the bottom of the load plate ( u ) ; the different materials of geobelt ; the number of reinforcement layers ( n ) and the distance between the two layers of geobelt ( a h ). these results show that the bearing capacities of the reinforced composite foundation can be improved and the settlement can be reduced
首先，通過現場載荷試驗，獲取了加筋墊層復合地基荷載-沉降曲線，從筋帶鋪設的密度、筋帶的首層間距、不同筋帶材料、加筋層數以及雙層筋帶的層間距等幾個方面分析了以上加筋參數對加筋復合地基承載力的影響，指出筋帶的存在提高了加筋復合地基的承載力，減小了沉降。 -
The main original work is as the followings : 1. longitudinal vibration of an integral pile in an uniform soil with end bearing boundary or elastic bottom boundary undergoing vertical harmonic load is theoretically investigated
主要工作如下： 1 、分別對均質土中完整端承樁和彈性支承樁在垂直諧和激振力作用下的縱向振動特性進行了研究。 -
So how to transfer scientifically self - balanced test data into top load curve according to its actual working behavior, become the obstacle of its practical application. in accordance with actual forcing behavior and reaction mechanism between pile and soil, the article analyzes the relation between top part and bottom part, load transferring mechanism and difference with other loading way by ansys program. so the reliability of determine bearing capacity by self - balance method has been proved
本文根據自平衡加載方式下樁身的實際受力狀況、樁土間的相互作用機理以及單樁破壞機理，建立了單樁的離散元模型，採用ansys通用分析軟體，選取合理的單元類型、材料特性等，數值分析了基樁在自平衡加載方式下上下樁段的相互關聯、荷載傳遞機理以及與其它加載方式的區別，論證了採用自平衡試樁法測定單樁極限承載力的可行性。 -
The experiments show that the bearing capacity of super - long and large - diameter bored piles is mainly contributed by side friction, especially by their upper and middle parts, even under the bearing limitation, the ratio of base resistance to the total load is very low because of the soil residue at the bottom of piles, so this type of piles is friction ones
試驗表明:即使在極限荷載下，超長樁的豎向承載力仍主要由樁側摩阻力提供，且主要集中在樁的中上段，下段摩阻力很小，樁的端阻力由於樁底沉渣的影響也難以發揮出來，所以超長樁為典型的摩擦樁。 -
The bottom roller and sub - bottom roller of hcr is calculated about its equivalent stress, contact stress and the distributing of pulling - stress along the inside track of hcr. also, effects of hollowness and pinch fit are analyzed on bearing stress and rated load
主要計算預負荷空心圓柱滾子軸承的最底部滾子和次底部滾子的等效應力、接觸應力和滾子內圈拉應力的分佈情況，分析滾子空心度和過盈量對軸承應力和額定載荷的影響。 -
The drilling hole pour pile technique has been wide - ranging used in the high buildings " foundation and base of the wide span construction and base of bearing weighty load construction, but the geology conditions that surrounding the pile are differ in thousands of ways, extraordinary, the soil there is small opening and it can be compressed and the bottom of the pile ' s hole there is much more dregs, so many confuse reasons ca n ' t be computed weaken the pile ' s ability of bear load
鉆孔灌注樁施工技術在高層建築、大跨度、大承載力的基礎工程中得到了廣泛的應用，但是，地層土壤存在孔隙、土壤具有可壓縮性、孔底存在沉渣等許多不可明確計算的因素，使樁的承載力存在不同程度的削弱，實際承載力與設計值有較大出入。 -
To uniform soil condition, the p - ~ s settlement curve of the center point at the bottom of the shallow " foundation and the different depth of the soil plastic zone in different load grade and the ultimate bearing capacity of the foundation are analyzed
對均質地基情況，分析了基底中心點的p s沉降曲線、不同等級荷載下塑性區開展的不同深度情況及地基的極限承載力。 -
To layered soil condition, by the comparisons of the p - s settlement curve of the center point at the bottom of the shallow foundation and the different style of the soil plastic zone in different load grade and the ultimate bearing capacity of the foundations of the six different layered soil, some conclusions of the layered soil condition are achieved
對層狀地基情況，通過對六種不同組成的層狀地基各自基底中心點的p s沉降曲線、不同等級荷載下層狀地基中塑性區開展的不同情況及層狀地基的極限承載力分析結果的比較得到了一些淺基礎的層狀地基強度變形變化規律。 -
The paper introduces a multiparameters static load test method. compared with a routine test, the bottom and the top settlements can be observed by this method and multiparameters are aquired. based on these parameters, we can get a generally analysis on the elastic - plastic compression of the pile, the side bearing and the bottom bearing as well as the properties of the soil under pile
介紹了一種既觀測樁頂沉降又觀測樁端沉降的樁身壓縮量的實測方法，區別于常規的靜載荷試驗，該靜載荷試驗能夠提供多方面的參數，可以對樁身彈性壓縮量、側阻、端阻的發揮程度、樁端持力層性狀有一個比較全面的了解。 -
In view of load transferring capability of rock - socketed piles, this paper compares rock - socketed piles with non - rock - socketed piles, analyzes influencing factors ( pilelengtru pile diameter pilemodulusx character of bearing stratuiru mud hull sediment of pile bottom and roughness ) on force character. with different load transferring functions, a set of analytical equation for single pile settlement calculation of rock - socketed piles are established : three stages of p - s curve from analytical equation are gained which are straight linex curve x straight line ; and relationship curves in different pile modulus and in different rock - socketed length
根據所選用的不同的荷載傳遞函數，導出了嵌巖樁單樁沉降計算的一種解析演算法，分析得出嵌巖樁p ? s曲線按荷載變化分為直線?曲線?直線段三個階段，不同樁身模量下承載力的變化曲線，樁身模量、樁端巖石強度是影響單樁承載力的重要因素，不同嵌巖深度下端阻比的變化曲線。
分享友人