粉砂地基 的英文怎麼說
中文拼音 [fěnshādejī]
粉砂地基
英文
filt foundation-
Sand, as a basic raw material in dry mortar products, is strictly required to its moisture content
砂石,作為乾粉砂漿基本原材料之一,其濕度含量要嚴格地與要求一致。Based on the analysis of thin sections by microscope, measurement of porosity and density, and geological setting, we tested the rock physical parameters of sandstone, siltstone, carbonate and other transitional sedimentary rocks by the mts system under formation conditions ( temperatures, pressures and pore fluid properties ). the rocks we tested are from tertiary ( including zhujiang formation, zhuhai formation, enping formation, hanjiang formation ) of zhujiangkou basin in southern china sea. according to the analysis results, we studied the main ultrasonic wave velocity characters of rocks, which are compressive and shear wave velocity and poisson ' s ratio under different formation conditions
在對珠江口盆地第三系儲集巖進行顯微鏡薄片分析、孔隙度和密度分析,以及地質背景分析的基礎上,利用巖石物理參數測試系統( mts )模擬地層條件(溫度、壓力和孔隙流體狀況)測試了珠江口盆地第三系(包括珠江組、珠海組、恩平組、韓江組,以下有關討論同)砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石物理性質,重點研究了不同地層條件下巖石的聲學特徵(巖石的縱橫波速度和泊松比) 。There are many methods of foundation consolidation for civil engineering, such as soil exchange method, prepress method, dynamic consolidation method, vibrancy rushing method, soil and podsol dense pile method, sand pile, cement - coal - powder and gravel pile method, deep mixing method, high - pressure eject masonry, etc. the dynamic consolidation and deep mixing method ( dmm ) are very common in project construction
目前國內外地基處理的方法很多,主要的地基處理方法包括:換填法、預壓法、強夯法、振沖法、土和灰土擠密樁法、砂樁法、水泥粉煤灰碎石樁法、深層攪拌法以及高壓噴射注漿法等。其中強夯法和深層攪拌法是工程建設中較常用的加固方法。It is high performance concrete of low water - binder ratio. with its own gravity and without any vibration, it can fill up the space automatically. with high adding quantity of fly ash and slag, high quality water reducing agent and other compound admixture is the most important technology of this kind of high performance concrete. scc focus on high workability at the same time on high strength and high durability through choosing the composite of aggregate, additives, content of cementions material, admixture reasonably and the optimum design of mix proportion
本文研究了採用吉林省本地原材料和常規生產工藝配製c40自密實混凝土的製作技術,採用水膠比、粉煤灰摻量、砂率、膠凝材料總量四個因素進行配合比的正交設計,試驗分析了自密實混凝土拌合物的工作性以及硬化后的力學性能、耐久性和生產與施工注意事項,並對其經濟性做出了客觀評價,本次試驗為吉林地區自密實混凝土的推廣應用提供了數據基礎。In order to direct the water to the forebav of the pump station from the original canal, a channel long 135 m is designed. it crosses through the terrain top with a depth of more than 50 m. soil of the channel slopes is a strongly - weathered silty and sandy mudstone with many well - developed reticular cracks and takes the structural surfaces almost same as the channel slopes
東深供水工程金湖泵站位於塘廈鎮東面,屬低山、殘丘地貌,地面高程22 60m ;泵站前池進水渠橫切山脊,連接原東深供水河,設計開挖1條長135m的進水渠,坡高50多米,邊坡土質為強風化的粉砂質泥巖,網狀裂隙發育,結構面基本與坡面重合;坡體土質中含有較多的粘土礦物,具有遇水軟化的特性。( 1 ) systematic triaxial compression tests are made for the sand reinforced by various national geosynthetics. comprehensive investigations into the interaction characteristics are also made between sand / lime fly ash and various national geosynthetics by direct shear tests and pull out tests, which can help choosing geosynthetic type and understanding the geosynthetic reinforcement mechanism ; ( 2 ) this paper is also firstly systematically presents the results of a comprehensive investigation into the interaction characteristics between lime fly ash and various national geosynthetics ; ( 3 ) by non - linear fem, the influence of the modulus of geosynthetics, the thickness of the soft ground and the width of the foundation on the effectiveness of geosynthetic reinforcement are also studied ; ( 4 ) the main conclusions are as followed : ( geotextiles are likely to be suited for projects allowing high displacement, polyester warp knitting geogrids and oriented geogrids for projects allowing medium displacement, glass fiber geogrids for projects allowing low displacement and geonets for secondary projects. ( the confining effect of fill material to act on different kinds of geosynthetics varies largely, which must be considered
( 1 )本文利用三軸壓縮試驗,比較各種國產土工合成材料對砂土的加筋效果;利用直剪試驗和拉拔試驗,比較各種國產土工合成材料與砂土或石灰粉煤灰的界面摩擦特性,深入研究土工合成材料的加筋機理,首次明確提出加筋土工合成材料的選型原則; ( 2 )本文首次系統地研究了石灰粉煤灰與各種國產土工合成材料的界面摩擦特性; ( 3 )本文採用有限元法,系統研究了加筋模量、軟土地基厚度、基礎寬度等因素對土工合成材料加固軟土地基效果的影響; ( 4 )本文主要結論如下: (無紡土工織物適合用於允許大變形的加筋土工程;滌綸纖維經編土工格柵和塑料拉伸土工格柵適合用於對變形有較嚴格要求的加筋土工程;玻璃纖維經編土工格柵適合用於對變形有嚴格要求的加筋工程;土工網適合用於低等級的加筋土工程。In charge of one of major subjects of the national eighth five - year plan, i. e. " study on shotcreting techniques of polyacrylate emulsion cement mortar for impermeability coating of pu ding rcc dam ", the achievement of which has been appraised by the ministry of electric power and evaluated as reaching national leading level. 2. in charge of the major subject aided by the committee of national natural science funds, " study on durability of high bolumes of fly ash concrete ", the first phase achievement of which has been commended by the committee. 3. in charge of one of major subjects of the national ninth five - year plan, i. e. " study on high performance concrete in marine engineering, design and construction ". 4. acting as one of editors - in - chief of " technical specification for abrasion and cavities resistance of concrete in hydraulic structures ", which is issued by the ministry of water resources. 5. by providing the repairing and strengthening schemes on seepage and cracks of the basement of nanjing lukou international airport, the air traffic opening of the airport was ensured as scheduled. 6. consulting services on techniques of high performance and abrasion - erosion resistance concrete for three - gorges project, anti - corrosion of reinforced concrete strutures for the ore port of shanghai baoshan iron and steel works, mass fly ash concrete for jiangyin yangtze river bridge and pumping concrete for nanjing yangtze river second bridge
主持國家「八五」攻關項目「普定碾壓混凝土壩上游面丙乳砂漿防滲層大面積施工工藝研究」 ,成果通過部級鑒定,評價屬國內領先水平; 2 .主持國家自然科學基金重大項目「高摻量粉煤灰混凝土的長期性能研究「 ,階段成果獲國家自然科學基金委通報表彰與獎勵; 3 .主持國家「九五」攻關項目「海工高性能混凝土成套技術研究」 ; 4 .水利部「水工混凝土抗沖磨防空蝕技術規范」的主編之一; 5 .為南京祿口國際機場地下室修漏與裂縫補提出技術方案被采納並實施,為機場如期通航作出貢獻; 6 .為三峽工程抗沖磨高性能混凝土技術、上海寶鋼礦石碼頭鋼筋混凝土防腐蝕技術、江陰長江大橋大體積粉煤灰混凝土技術、南京長江二橋泵送混凝土技術等提供咨詢建議。Five floating roof oil tanks with volume 2 104m3 are designed to be constructed at shuguang pump station possessed by liaohe oil field, which is located at liaohe delta alluvial plain. this engineering filed is featured with complicated topography. the oil tank foundation soil is horizontally - layered, including four layers : medium dense - dense clay, interbedding of find sand and clay, fine sand sandwiching clay and fine sand
位於遼河三角洲沖積平原的遼河油田曙光泵站計劃增建5座2 10 ~ 4m ~ 3浮頂式儲油罐,場區地形復雜,油罐地基土層分佈均勻水平,從上之下主要由中密粉土層、粉細砂與粘土互層、粉細砂夾粘土層和細砂層等4層組成。By using the data of the experiment, this dissertation has analysed the relationship between the dynamic parameter and the self - property, then based on the elastic half space theory of the dynamic foundation, this dissertation get the method to measure the density of silt or sand subsoil using instantaneous implusion
本文通過試驗獲得的數據,分析地基土的動力參數與土體的本身性質之間的關系,並應用動力基礎半空間理論,得到了全新的利用瞬態錘擊法來測定粉砂土的密實度的方法。The papers and technical reports about the oil tank foundation treatment shows that in our country abundant experiences have been built up in dealing with the soft clay foundation, while there were few cases for sand foundation. analyzing the geological condition, the author proposed that the foundation soils at shuguang pump station belong to high - permeability sand layers
根據曙光泵站地區的地質條件,論文認為該區主要是一套以高透水性的砂類土為主的地層,粘性土層較薄且富夾薄層粉細砂,地基土的水平向與垂直向排水條件良好。Based on four project cases of vibro casing cast - in - place pile in silty sand foundation, the liquefaction of sand and its consequent pile breaking are analyzed, and suggestions on how to adopt values of the design parameters of a single pile are presented
摘要以4個在粉砂地基中均採用振動沉管灌注樁的工程為例,分析了施工中砂土的液化及由此引起的斷樁,並對單樁設計參數的取值提出了建議。Based on the discussion above, firstly in this article, it researches the deformation situation of pile soft soil flexible foundation of djcm pile composite ground under flexible foundations and the effecting law to the mechanic characteristics of soil while making pile through the model test in library
基於上述考慮,本文首先通過室內模型試驗,研究了柔性基礎下水泥粉噴樁地基中樁、樁間土和柔性基礎(試驗中為砂墊層)的變形情況,以及水泥粉噴樁在成樁過程中對樁間軟土物理力學性質的影響規律。Based on orthogonal experimental avenue, dmm is manufactured by local po, sa, and phosphorus slag flying ash, yellow slag and ect. and formulate optimum mixture program and production technology requirement ; on basis of jcj70 - 90, physical mechanics property is quizzed, adopting chemical analysis, xrd, sem and so on, discuss composition and structure. the researchable result is that mixture program of dmm : a3b2cl ( cement 403 m2 / kg, phosphorus slag357 m2 / kg, activated agent 2 % ), after the condition of c / s1 : 4, adopting ordinary portland cement
採用正交試樣方法,用本地生產的普通硅酸鹽水泥、硫鋁酸鹽水泥、磷渣、粉煤灰、黃砂等原料配製抗滲干拌砂漿,確定最佳的配料方案和生產技術要求;按jcj70 ? 90 《建築砂漿基本性能測試方法》測定砂漿的各項物理力學性能;運用化學分析、 x衍射儀、掃描電鏡等測試手段,檢測配製砂漿的組成和結構。This paper analyzes on, sums up and probes into some methods for the treatment of the collapsible loess, saturated loess, saturated silty sand and miscellaneous fill in the foundation engineering of the transformer stations in shanxi province
對山西省變電站地基工程中常見的濕陷性黃土、飽和黃土、飽和粉細砂和雜填土的處理方法進行了分析、總結和探討。Secondly, in combination with basic physical experimentation of the henan item “ study on embankment settlement mechanism and development rule for highway in the silt soil region ”, the mechanics speciality of silty soil is completely cognized and realized, through the laboratory experimentation of three kind of classical silty soil in puyang city. the experimentation include laboratory physical mechanism test, static compaction test, direct shear test, permeability test. and also analysis the influence of water content on soil ’ s shear strength, permeability and other mechanism character
其次,結合河南項目「粉砂土地區高速公路路基沉降機理及其發展規律研究」課題的基本物理試驗部分,通過對濮陽市三種典型的粉質土的室內物性力學性質試驗、標準擊實試驗、直接剪切試驗、滲透試驗等一系列試驗研究,對粉質土的各力學特性進行全面系統的認識和了解,分析了含水量對粉質土的抗剪強度、滲透性等力學性質的影響。The present paper, based on practice of dynamic compaction to eliminate sandy soil liquefaction on shi - an expressway, is presenting a penetrated analysis of working properties and mechanism of consolidation of dynamic compaction. some construction co - efficient have also been presented for reference in highway construction. meanwhile, in combination with the flat board static load tests, a simple and easy - to - look analysis model has been proposed for composite ground of macadam ( fly - ash ) the present paper concludes that dynamic compaction for treatment of sandy soil liquefaction is an effective approach
本文結合石安高速公路建設中採用強夯法處治砂土液化地基的工程實踐,對強夯法的工作性狀和加固機理做了剖析,對強夯施工參數提出了在公路領域中的選用特點和方法,同時,結合野外的平板靜載試驗,提出一個簡單直觀的碎石(粉煤灰)樁復合地基分析模型。According to unsaturated soil strength theory presented by fredlund, we have taken lead in establishing a formula of soil strength in beijing area ' s layers taking into consideration matric suction and the relationship between water content and matric suction. the change of water content is also a kind of disturbance from board angles
在國內,針對北京地區粉質砂土,根據fredlund提出的非飽和土強度理論,率先建立了考慮基質吸力影響的土的強度公式;吸力與含水量密切相關,從廣義擾動角度來說,含水量的變化也是對土的擾動。Abstract : through statistical analysis of the rock mechanic properties of upper jurassic and cretaceous red mudstones, siltstones and sandstones in the middle sichuan red basin, the range of their compressive strength, the features of the shearing strength and of the deformation curves are proposed in this paper
文摘:對川中白堊系、侏羅系的泥巖、砂巖、泥質粉砂巖的抗壓強度進行統計分析,得出紅層巖石作為地基時抗壓強度的范圍值供設計參考,對泥巖、砂巖的其他力學性質進行了評價。Comparing the method which is by spray powder pile with the method which is by sand pile to solve the problem of the soft subgrade : on the side of the economy, it can save some money ; on the technology, the solving by spray powder pile can improve the bearing power of the subgrade and reduce the depression of the subgrade, it can raise the capacity of resisting lateral deformation and it is effective for the soil to consolidate
採用粉噴樁處理同採用砂樁處理軟土地基,從經濟上比較來看,會節省些。在技術方面看,經粉噴樁處理后可提高地基的承載力,並且有效地減少地基沉降量,可提高抗側向變形能力;有助於加快土體的固結,採用砂樁只能加快固結速度。分享友人