soil compression 中文意思是什麼

soil compression 解釋
土壤壓實
  • soil : n 1 泥土,土壤;土質。2 土地,國土。3 滋生地,溫床。4 農業生活,務農。n 1 臟東西,污物,污穢,污...
  • compression : n. 1. 壓縮;壓緊;濃縮,緊縮。2. 加壓;壓抑。3. (表現的)簡練。4. 應壓試驗。
  1. Abstract : considering the action of soil lateral compression on the single base with short column and the research result of the piles, the calculation to the effect of soil lateral compression on the base is put forward. according to the calculation results, the design method of the single base with short column considering the soil lateral compression is given. it ' s apparent that the design method here can save concrete and reinforcement compaired with the one without considering the lateral action of soil

    文摘:考慮土壤側壓力對帶短柱獨立基礎的作用,基於對樁的研究結果,提出土壤側壓力及對基礎受力影響的計算,根據分析計算結果提出了考慮土壤側壓力作用的帶短柱獨立基礎的設計方法,顯然這一計算方法較未考慮土壤側壓力作用的計算方法合理並能節約砼及鋼筋
  2. 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。
  3. Based on the previous theoretical analysis, two practical projects of pile - raft foundation of high - rise building on soft ground are studied by using the software of pile - raft foundation interaction analysis program pogap. the choice of standing layer for pile, the rational compression modulus of soil under pile, the place of pile and the space between piles, and the reasonable thickness of plate are analyzed, some well - regulated conclusions can be achieved. an experiential equation for choosing the optimal thickness of plate is also given

    根據以上分析,結合兩個軟弱地基上高層建築樁筏基礎的工程實例,利用浙江大學巖土工程研究所編制的pogap樁筏基礎共同作用分析軟體,就樁端持力層的選擇,樁端下臥層壓縮模量合理選值,樁位及樁間距的確定,筏板厚度的合理取值等問題展開分析,得出了一些規律性的結論,提出了筏板最佳板厚取值的經驗公式。
  4. Geotechnical investigation and testing - laboratory testing of soil - part 9 : consolidated triaxial compression tests on water saturated soils iso ts 17892 - 9 : 2004 ; german version cen iso ts 17892 - 9 : 2004

    土工調查和試驗.土壤的實驗室試驗.第9部分:水飽和土
  5. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    ( 2 )利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究,通過分析正弦荷載作用下的試驗資料,驗證了粉土的孔隙水壓力增長模式的合理性;從微分方程推導了基於土體振動臺模型試驗的相似律,並從模型實體、孔壓時程曲線和相似律等方面做出了分析,得出了如下結論:在小型振動臺試驗中,模型箱中的粉土都發生了液化,液化的時刻和輸入加速度幅值有關,而對頻率的變化不太敏感;粉土在相當於8 9度地震烈度的加速度幅值作用下可能產生嚴重的液化;孔壓的增長曲線形狀與施加的荷載有關:當施加荷載為由小到大的形式時,曲線形狀為上凹的曲線;當施加荷載為等幅的正弦荷載或荷載幅值由大到小時,曲線形狀為上凸的曲線,且逐漸趨于穩定。
  6. Culvert under high - stack soil is a ubiquitous phenomena in road constructions in mountain, self - compression of high - stack soil can not be ignored, soil pressure at the top of culvert is affected by many factors, including the height of high - stack soil, section size of culvert, width of the bottom of valley, grade of valley, property of filled soil, construction procedure and techniques

    高路堤下埋設涵洞是山區公路建設的一種較為普遍的現象,高路堤自身壓縮較大,不可忽視,涵洞頂部土壓力的大小又受很多因素的影響,包括填土高度,涵洞截面尺寸,溝谷底部寬度,溝壁坡角,填築體性狀,施工工序與工藝等。
  7. Test study on compression and deformation behavior of light heterogeneous soil mixed with expanded polystyrene

    聚苯乙烯輕質混合土的壓縮變形特性試驗研究
  8. The result shows that the plasticity index and the compression coefficient of the northern inshore saline soil reduce with the increase of the salt content, and the shear strength attains a limit value with the increase of the salt content

    結果表明,北方濱海地區鹽漬土的塑性指標、壓縮系數隨含鹽量的增加而降低,抗剪強度隨含鹽量增加出現一含鹽量界限值。
  9. Rheidity phenomena and shaft lining mechanics model of drainage and compression in upper soil mass

    底部含水層疏水時表土層的流變作用及井壁受力模型
  10. Preliminary research on creep and dynamic characteristics, which are two important properties of asphalt concrete cores for embankment dams, through triaxial compression creep tests and dynamic triaxial test with the aid of the viscoelastic theory and the soil dynamics theory

    本文通過三軸壓縮蠕變試驗和振動三軸試驗,藉助粘彈性理論和土動力學理論,對土石壩瀝青混凝土心墻材料的兩個重要性質? ?蠕變性能和動力特性進行了初步的研究。
  11. The systematical experimental study on the structure characteristic of soft clay from wenzhou has been carried out. based on schmermann and nagaraj ' s experimental conclusions and a large number of structure characteristic experiments of soft clay from wenzhou, an updated correction method of compression curve of disturbed soil is presented. the corrected compression curve is composed of four sections : horizontal section, elastic compression section, structure dilapidation compression section and normal compression section

    結合溫州軟土進行了結構性試驗,對軟土的結構性進行了系統研究,在schmertmann和nagaraj等人實驗結論及大量溫州軟土結構性試驗的基礎上,得到了結構性軟土的四段式壓縮曲線:水平段、彈性壓縮段、結構破損突降段,正常壓縮段。
  12. In the light of its special property being not easy to gain strength, through mechanics researches on different methods to stabilize this kind of low _ liquid _ limit silty soil as subbase material, evaluated both technically and economically, we have got a cement lime stabilization plan to meet the index requirements for non _ side _ limit strength of compression of subbase of class2 road stipulated in the specification ; by means of improving the workmanship, thickening the loose layer of soil, adding soil on covering weave fabric before compaction, such problems can be solved as very poor compaction, loose surface during compaction, roughness and unevenness, coats of layer and shear damages

    本文針對黃河沖積而成的低液限粉土其粘粒含量極低、土的不均勻系數很小、膠體活性差的工程特性,通過採用不同方法穩定該類土作底基層材料的力學性能研究,從技術、經濟角度綜合評價,得到滿足規范抗壓強度指標要求的水泥石灰穩定方案。通過對原材料、試驗配合比設計、施工、等方面進行優化,從而顯著減輕了基層的早期及長期縮裂程度,從而提高了路面的耐久性。
  13. Based on laborary study with triaxial shear tests, direct shear tests, compression tests, and expansiveness tests of the expansive soil in an ' kang area, shanxi province, p. r. china, the influence of structural behavior on expansibility, shearing strength and compression is discussed

    本文對安康地區膨脹土進行了較為詳盡的室內靜三軸試驗,直剪試驗,壓縮試驗,膨脹性試驗,討論了結構性對其壓縮性、強度特性、膨脹性的影響。
  14. The study shows that besides boundary conditions, the factors influencing the nonlinear consolidation behavior of soils are the compression index cc, the permeability index ck, the level and the rate of loading, and the thickness of soil, etc. in nonlinear consolidation, especially for layered soils, the average consolidation degree defined by settlement, us is greater than the one defined by effective stress, up, i. e., the rate of the development of settlement is greater than that of the dissipation of excess pore water pressure

    研究表明,除邊界條件外,影響軟土地基一維非線性固結性狀的主要因素是壓縮指數c _ c 、滲透指數c _ k 、荷載大小與加荷速率、土層厚度等。對于非線性固結,特別是成層地基,按沉降定義的平均固結度u _ s大於按有效應力定義的平均固結度u _ p ,即沉降發展速率要快于超靜孔壓消散的速率。
  15. Because the distribution of soft soil is very widely, the sliding strength of soft soil is low, the moisture content of soft soil is rich, and the compression of soft soil is large, the handling of soft base is an important problem

    這是由於軟土抗剪強度低,含水量大,壓縮量大,路堤建成后不可避免產生不均勻沉降,影響路面平整度,這樣在行車時會出現跳車現象,既不舒服,又影響安全。
  16. From the oedometer compression curves, the gradual damage course of soil structure is indicated apparently during loading

    從固結儀壓縮曲線更可反映土體受荷后結構性的漸進破壞過程。
  17. The sedimentation compression lines of natural clays, intrinsic compression lines of reconstituted clays and oedometer compression curves can be normalized by a void index, then the difference of the structural clays and reconstituted clays as well as the gradual damage course of soil structure are showed apparently

    用孔隙指數來歸一化天然粘土的沉積壓縮曲線、重塑土的壓縮曲線和固結儀壓縮曲線,可以很清晰地揭示出結構性土與重塑土的內在差別、固結儀試驗中土體結構性的漸進破壞過程。
  18. Match ratio tests are done by using cement and fly - ash as curing agent, which include making soft clay with different water content into different mixing ratio cement - stabilised clay, and mixing cement and fly ash to make different cement - fly ash stengthened clay to soft clay with ascertaining water content. afterwards unconfined compression strength is tested at different curing age. the microstructures and mechanisms of cement soil and cement - fly ash soil are studied by mean ", of x - ray and scanning electron microscope ( sem ) technology

    採用水泥和粉煤灰為固化劑在室內進行其配合比試驗,對含水量不同的軟粘土製成不同摻入比的水泥土以及對含水量值固定的軟粘土製成水泥、粉煤灰摻入量分別不同的水泥-粉煤灰加固土,並在不同齡期時進行無側限抗壓強度試驗;運用x射線衍射和掃描電子顯微鏡技術,對水泥土及水泥-粉煤灰加固軟土的微觀結構和機理進行分析。
  19. The influences of the mixing amount of curing agent and curing age on the unconfined compression strength are discussed by determining the strength. by comparative study, it is concluded that the intensity of stabilized soil is the largest by using the stabilizer composed of 16 % cement mixing ratio and 40 % fly ash mixing amount, and it is reduced with growth of the water content of soft soil and is increased with growth of the cement mixing ratio and curing age

    通過測定水泥土及水泥-粉煤灰加固土的無側限抗壓強度,探討固化劑摻量、齡期對抗壓強度的影響;通過對比研究發現,當水泥摻入比為16 ,粉煤灰摻入量為水泥重的40時,加固土的強度最大,並且強度隨著軟土含水量的增加而降低,隨著水泥摻入比、養護齡期的增長,水泥土及水泥-粉煤灰加固土的抗壓強度也隨之增加。
  20. The research indicate that the structured soft clay has below several characteristic, the viscous strain is produced during the stage of primary consolidation and of second consolidation, and in the prophase, the relation of stress - strain - strain rate is unique, so the form of constitutive model, such as, f ( v ', e ) = 0, f ( ' v, e, t ) = 0, ca n ' t describe strain behavior of soil skeleton rationally ; the time - dependent properties involve three aspects, in addition the time - dependent strain, apparent preconsolidation pressures that depend on strain rate, and the effect of creep compression on apparent preconsolidation pressures ; because of holding structural strength, the mechanics characteristic is determined by the magnitude of stress, and the compression curve is composed of several sections. by combining structural yield stress and it ' s characteristics with the improved time line model, a new one - dimensional elastic visco - plastic consolidation model is established

    研究結果表明,結構性土的固結過程具有以下特性:主固結和次固結階段都包含有因土骨架的粘滯性移動而產生的變形,而且在正常固結階段,存在應力?應變?應變速率的唯一性, f ( _ v , e ) = 0 、 f ( _ v , e , t ) = 0形式的本構關系不足以描述土骨架的變形行為;固結壓縮過程中的時間效應包括三個方面的內容,除了應力應變關系與時間相關外,還包括粘滯性變形引起表觀前期固結壓力增加和屈服應力的應變速率效應;軟土的結構性使其力學特性與應力水平相關,壓縮曲線具有分段性。
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