試驗堤 的英文怎麼說
中文拼音 [shìyàndī]
試驗堤
英文
test embankment-
Experimental study on the performance of air bubbles breakwater
氣幕式防波堤消波性能試驗研究Based on the theory of unsaturated soil mechanics and the properties of compacted expansive soil, this paper takes the northern part k12 + 840 - k12 + 920 of nanning urban highway as an example to studies some aspects of lime improvement of expansive soil and the technology of construction. the chief content of this paper is : the lime improvement mechanism of expansive soil ; confirm the technical parameters of lime mixed from the results of test in laboratory ; the scale - down test to define the maximum effective grain size of expansive soil when it is improved by lime ; by building bank slope model and making use of finite element seepage flow program of saturated - unsaturated to calculate the examples, this paper simulates the humidity site in order to checkout the effect of lime improvement ; studies and proves that it is feasible to mix blocky expansive soil and pulverous lime, and to fill roadbed by common construction machines etc.
本文研究的工作就下述幾個方面展開:用石灰改良膨脹土的機理;通過室內試驗確定摻灰的技術指標;在室內進行膨脹土摻灰的最大有效粒徑的模擬試驗,即鈣離子水試驗,由此總結出「粉?塊」灰?土攪拌工藝的有效性、合理性和可行性;用數值方法對路堤使用期的濕度場進行模擬,並與路堤的強度?變形的計算域耦合,以檢驗土性改良的效果,從而探索一種描述改良膨脹土路堤運行工況的數值方法;用現有最常用的且費用最低的施工機具,對灰?土進行「粉?塊」攪拌摻和及路基的填築施工等。Reinforcement effect of soil bank foundation of testing xige bank of huangmei hubei
湖北省黃梅縣西隔堤試驗段土堤基加固效果檢驗We have effectively killed smooth cordgrass ( spartina alteriflora ) outside the qingjiao dyke of haicang by using selective herbicide on 15th, july, 2005
摘要2005年7月15日對廈門海滄青礁海堤外的互花米草進行藥物殺除,試驗選用的除草劑對互花米草的殺除有效。Abstract : this paper presents a new - type floating breakwater with the structure of “ duckweed ”. some circular wooden blocks were flexibly tied together and flat located on water surface. a series of experimental investigation were carried out. the experimental results show that 1 ) there are wave attenuation characteristics of the new - type floating breakwater ; 2 ) by comparing the two installation styles, the wave attenuation effectiveness anchored on the sea bed is better than that of anchored on the sea shore
文摘:模仿水生植物「浮漂」的結構形式,設計一種新形式的防波堤.將多塊圓形木板柔性連接成一體,平鋪於水面,對其進行了一系列的消浪效果的初步試驗研究.試驗結果表明,該結構具有消浪性能,並且其固定方式採用系泊於水下的消浪效果優于系泊于岸邊的Preliminary conclusions are got through the analysis of the experimental data such as effect of the ice velocity on the ice force, ratio of components of forces when ice sheet acting on the vertical bank - head, ice force ratio of vertical to 45 incline as well as ratio of level ice force to the vertical ice force when acting on 45 incline
對試驗數據諸如冰速對冰力的影響、冰排作用於垂直面堤頭時各向分力的關系比、垂直面與45斜面冰力關系比以及作用於45斜面時其水平與垂直冰力的關系比等進行了分析,並得到初步結論。To determine the bank - head ' s ice force of the lead - navigating bank at key position that faces the ice directly of certain water conservancy, ice model test in reduced scale is designed and carried out based on the local situation on the spot and data observed
摘要以現場實際工況及觀測數據為依據,以確定某水利樞紐關鍵迎冰部位引航導堤堤頭冰荷載問題為目的,設計並進行了縮尺的冰模擬試驗。Based on the treatment engineering of 26 kilometers lacustrine deposits soft soil foundation in han - sha sect of yi - huang freeway, the paper, through the means of centrifugal model test and field observation, establishes mathematical analysis model, completely and detailedly researches and analyses the stability of lacustrine deposits soft soil foundation and the rule of settlement, guides the large - scale construction of yi - huang freeway 26 kilometers soft foundation treatment, educes the settlement characteristic and the rule of lacustrine deposits soft soil subgrade, summarizes the scientific measure of effectively controlling the stability and settlement of such kind of foundation
本文以宜黃高速公路漢沙段中的26公里湖相沉積軟土地基的處理工程為依託,通過採用離心模型試驗與現場原位監測相結合的手段,建立數學分析模型,對湖相沉積軟土地基的穩定性及沉降規律進行了全面、細致的研究與分析,指導了宜黃高速公路26公里軟基處理的大規模施工,得出了湖相沉積軟土地基路堤沉降特性及規律,提出了有效控制此類地基穩定性及沉降的科學措施。In order to eliminate the hidden trouble caused by storm runoff erosion, the mechanism of the storm runoff erosion on the slope surface of the yellow river dykes has been studied in this thesis. through the simulation rainfall experiments and field observations, the formation mechanism of storm runoff scouring, rills and sockets have been opened up. meanwhile the possible control measures have been suggested
為了防治黃河大堤由於暴雨徑流沖刷造成的不安全隱患,本文針對黃河大堤上的暴雨徑流侵蝕進行了實地設站觀測及室內模擬降雨侵蝕試驗,通過揭示大堤暴雨沖刷過程機理,查清水溝、水穴(浪窩)等的成因,提出相應的防治對策。Test and construction of pavement constituted by sand gravel soil and lime in nenjiang river right bamk
嫩江右岸堤防工程中泥結石路面試驗與施工Through discussion of numerical solution, the author get the effect of height of filled soil, size of culvert, width of valley, property of filled soil, construction procedure and techniques on soil stress of the culvert top ; 3. through the centrifuge test, the paper validates the reliability of numerical calculating on high - stack soil ; 4. the paper puts forward the simplified calculating method of soil stress of the culvert top on the foundation of numerical simulating and centrifuge modeling
通過對數值解的討論,得到填土高度,涵洞截面尺寸,溝谷底部寬度,溝壁坡角,填築體性狀,施工速度,地下水對豎向位移場及涵洞頂部土壓力的影響情況; 3通過離心機的模擬試驗,驗證了數值計算對高路堤的計算結果的可靠性; 4在數值模擬和室內離心機模型試驗的基礎上,提出了高填方涵洞頂部土壓力簡化計算方法。So, in order to discover essential properties, the paper focuses on deep study upon the wave forces over submerged dyke and transmission coefficient considering the band protecting and silt promoting project in shengli oilfiled, which may be used for real engineer
本文以潛堤為研究對象,通過物理模型試驗的方法,分別研究了在規則波作用下潛堤的波力特性和透射特性。Submerged dyke is a common offshore structure, which is widely used for band protecting and silt promoting engineer and etc. however, few research studies are done upon such a problem home and abroad and even the accomplished results are not satisfying, which cannot be used for real projects, and in most cases, they will have to depend on the results of experiment
然而,目前國內外對潛堤的研究很少,研究的成果也很不成熟,難以應用到實際工程設計中,在很多時候,還需要藉助於物理模型試驗,因此,本文結合勝利油田保灘促淤新技術研究項目,對潛堤波浪力以及透射特性進行了深入系統的研究,力求揭示其內在規律,期望能獲得有實際應用意義的研究成果。Through the physical model experiment, the wave forces over submerged dyke and transmission coefficient are analyzed under the action of regular wave. in the test of wave forces, the rectangle - type submerged dyke is used as research object, and when analyzing the total wave forces, the effect of water depth before the dyke and that of the wave parameters is considered. based on the test, through the methods of multi - element linear regression, experimental formulae are given to calculate maximum total wave forces in horizontal direction, its relative vertical wave forces and maximum wave forces before and after the dyke, which are compared with the present formulae
在潛堤波力的研究中,選取矩型潛堤作為研究對象,在分析各個影響因素對潛堤波力影響的基礎上,選取兩個最主要的影響因素,即相對波高和相對水深作為研究重點,在物理模型試驗結果的基礎上,定性地研究分析了潛堤所受的總波力隨相對波高和相對水深的變化規律,並在此基礎上,利用多元線性回歸的方法,分別給出了在本文試驗條件下計算潛堤最大水平總波力及其相對應的垂向總波力的經驗公式以及計算堤前堤后最大總波力的經驗公式,並與已存在的計算公式進行了對比。Through analyzing the in - situ data such as total settlement, layered settlement and pore water pressure, the actual deformation behavior of soft foundation are mastered. after summarizing the methods of predicting settlement of soft foundation and bring forward a method to predict the post construction settlement of the surcharge preloading soft foundation. and the engineering application of the predicting foundation settlement based on “ law of massaction ” and the traditional predicting methods are compared, the results shows that the model is useable and it deserves more validation in more projects
本文以深圳灣軟基處理工程試驗區為背景,通過對淺層沉降、分層沉降、孔隙水壓力等資料的分析,掌握了軟基變形的實際性狀;在總結軟基路堤沉降預測方法的基礎上,探討了軟基超載預壓工后沉降預測的參數反演法;並對地基沉降預測的「質量作用定律」模型的工程應用與傳統的預測方法進行了對比,驗證這種方法是可行的,得出了一些有用的結論。Experimental study on the grid reinforced embankment
格柵加筋路堤性能試驗研究4 ) experimental study of the embankment model
4 )路堤模型的試驗研究。Centrifugal model test of red and soft rock - filled embankment
紅層軟巖填築路堤的離心模型試驗Based on the analysis of the data and information from the field observations and lab experiments, the results were as follows : ( 1 ) the results of the simulated rainfall and runoff erosion experiments in lab. under the design experiment conditions including the constant rainfall intensities of 1. 0, 2. 0, 3. 0mm / min and the rainfall durations of 30, 70 minutes and with soil moisture content 9. 5 % or 10. 0 % for dry situation, as well as with the soil moisture content 19. 0 % or 20. 0 % for wet situation, the soil erosion increased nonlinearly with the rainfall intensity, and the rainfall duration. the results of the experiments indicated that the amount of soil erosion caused by the simulated rainfall and runoff on the dry - soil slope was more than that on the wet - soil slope
通過實地觀測及室內試驗資料分析,得到如下研究成果: 1 、室內模擬降雨徑流對戧坡的侵蝕試驗研究結果在定雨強為1 . 0 、 2 . 0 、 3 . 0mm min ,降雨歷時30 、 70分鐘,干土含水量為9 . 5 10 . 0 ,濕土含水量為19 . 0 20 . 0的條件下,侵蝕量與雨強成非線性正比關系;雨強大,侵蝕量大;降雨歷時長,侵蝕量也大;堤坡含水量大時,侵蝕量小,堤坡含水量小時侵蝕量大。From experimental result, i preliminarily know that eps is good thermal insulation material because the absorption of water is low and heat insulation is good, it is practicable at preserving temperature field of frozen earth roadbed and bringing frozen disaster under control ; second, according to the analysis of the eps that is applied into practical project, i have studied the practical effect which eps preserve roadbed temperature field, and the influence that was made after building field. i have get that eps can influence moisture content and frozen upper limit, through practical measuring data, i have studied freezing and expanding quantity and melting and submerging quantity during a complete frozen and melting cycle as well as have expanded and proved the practical application effect of eps with some reference significance to deep research of some connected problems. finally, through computer data analysis, setting up the analytical model of finite unit, i have simulated the temperature field of roadbed heat preservation, then expounded and proved that the height of embankment influenced the effect of thermal insulation material
其一是對聚苯乙烯泡沫塑料( eps )保溫板以及天然路基土層、路堤填料進行了室內試驗分析,結合國內外現在的有關科研成果,綜合確定其各項特徵參數;從試驗結果初步認識到聚苯乙烯泡沫塑料是一種吸水率低,隔熱性好的保溫材料,在凍土路基溫度場的保護和凍害治理方面是可行的;其二通過eps保溫板在現場工程實踐中的應用分析,研究了保溫板在保護路基土層溫度場的實際效果以及修築路堤后造成的影響,保溫板對土體含水量、凍結上限的影響,通過實測資料,研究了在一個完整的凍融周期內整個路基的凍脹量和融沉變形量,論證了保溫板的實際應用效果,對有關問題的進一步研究和相關工程設計具有參考意義;其三,通過計算機數值分析,建立有限元分析模型,對保溫路基的溫度場進行了模擬計算,論證了路堤高度對保溫材料效果的影響。分享友人