distributary channel 中文意思是什麼
distributary channel
解釋
分流河道- distributary : n. （分出后不再流入本河的）分流 （opp. tributary）。
- channel : n 1 水路，水道，渠，溝；海峽；河床，河底。2 （柱等的）槽，凹縫；【機械工程】槽鐵，凹形鐵。3 〈比...
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As getting incision of underwater distributary channel in different period, debouch bar keeps short time and low - development
由於受到不同期水下分流河道的切割，河口壩保持時間較短而欠發育。 -
The more favorable reservoir sandbodies are submerged distributary channel sandbodies and debouch bar sandbodies on delta front
較有利的儲集砂體為水下分流河道或河口壩砂體。 -
The main sedimentary microfacies are submerged distributary channel, debouch bar, submerged natural levee and flood - plain splay. the research shows that the physical property of subermerged distributary channel sandbodies are the best and debouch bar comes second
長4 + 52長62油層砂體的沉積微相類型主要有水下分流河道、河口壩、水下天然堤和水下決口扇等，其中水下分流河道砂體的物性相對最好，其次為河口壩砂體。 -
A case study is made for low sinuosity of distributary channel sandbody
對低彎度分流河道砂體開展了建模實例研究。 -
The simulation of the formation and evolution of the distributary channel of delta
三角洲分流河道形成及演變模擬研究 -
Among them, underwater distributary channel in delta front was the main facies
其中三角洲前緣水下分流河道為骨架相。 -
From sedimentology symbol such as rock assembled, sediment gradus, sandstone grading analysis, protogene sedimentary structure, ichnofossile and logging facies etc and palaeoenvironment background, it is confirmed that shen84 - an12block s34 segment is braid river delta system, not fan delta system ( abrupt slope ). then it can be more partition as braid river delta plain sedimentary assembled, delta front sedimentary assembled and prodelta sedimentary assembled on core and log assembled. and delta plain sedimentary assembled can be identified four microfacies : braided distributary channel, crevasse splay, overbank deposits and interdistributary bay
沉積微相研究是儲層非均質性研究的基礎，研究區有豐富的巖芯資料和測井資料，通過巖石組合、沉積韻律，砂巖粒度分析、沉積構造、古生物遺跡和測井相等沉積學標志，結合古環境背景，確定沈84 ?安12塊s _ 3 ~ 4段為辮狀河三角洲體系，而不是前人所認為的扇三角洲（陡坡型）體系，在巖芯和測井組合上可進一步劃分為辮狀河三角洲平原沉積組合、三角洲前緣沉積組合和前三角洲沉積組合，其中三角洲平原沉積組合又可識別出辮狀分流河道、決口扇、分流河道邊部和分流間灣四種微相類型；三角洲前緣沉積組合識別出水下分流河道、水下分流河道邊部和分流河口壩三種微相。 -
The result is that this gas pool has simple structure, only forms a little nose - like structure at the district of fenghuangshan ; this pool belongs to delta front sub - facies sedimentary model, the underwater distributary channel and mouth bar is the better sedimentary microfacies ; the physical property of the reservoir is poor, the type of pore of the reservoir rock mostly are intergranular pore, intergranular solution hole and little are intercrystalline micropore ; the influential factors of pore structure and physical property are lithofacies, lithologic character and diagenesis ; the off - take potentia of all the testing well are deadly shortness, the wells have the worth of industrial recovery only under the condition of going through sand fracturing, and in the early of binging into production, the oil and sheath pressure drop rapidly, the production of the well drop rapidly
研究認為該氣藏構造簡單，只在鳳凰山形成了一個小型的鼻狀構造；屬於三角洲前緣亞相沉積模式，水下分流河道和河口壩是有利的沉積微相；儲層物性差，儲層巖石的孔隙類型主要有粒間孔、粒間（內）溶孔及少量晶間微孔；影響蓬萊鎮組氣藏儲層孔隙結構及儲集性的因素有巖相、巖性條件及成巖作用；所有測試井自然產能都極低，必須經加砂壓裂后才有工業開采價值，且投產初期，油套壓下降較快，氣井產量下降迅速。 -
The yanchang formation is divided, for the first time, into six third - order sequences, each with an average time duration of about 4. 5 ma. the single sequence is composed of deltaic and lacustrine sandstones, siltstones and mudstones. the subaerial and subaqueous distributary channel and channel - mouth bar sandstone reservoirs are well developed mainly in the lowstand and highland systems tracts
論文在富縣探區首次應用陸相層序地層學的觀點和方法，把延長組劃分為6個三級層序，平均時限4 . 5ma ，各層序由三角洲與湖泊相砂、泥巖沉積組成，主要在低位體系域和高位體系域發育水下（上）分流河道和河口砂壩砂巖儲層 -
The variations in trace element contents and ratios may hold up a mirror to the lake - level fluctuations and climatic changes, which, in turn, have exerted a direct and important effect on the sequence stratigraphic development. collectively, the reservoir rocks from the yanchang formation consist dominantly of the delta front subfacies subaqueous distributary channel and channel - mouth bar microfacies and delta plain subfacies subaerial distributary channel microfacies fine - grained feldspar sandstones and siltstones. the reservoir rocks have been subjected to three stages of diagenetic and porosity evolution : ( 1 ) the porosity reduction by the mechanical compaction and chemical pressure solution during the early diagenetic stage ; ( 2 ) the porosity increase by the dissolution during the a substage of the late diagenetic stage, and ( 3 ) the porosity reduction by the cementation and filling during the b substage of the late diagenetic stage
系統的儲層特徵研究表明，該區延長組儲層成因類型主要為三角洲前緣水下分流河道、河口砂壩及三角洲平原水上分流河道微相細粒長石砂巖、粉砂巖；儲層巖石經歷了壓實，膠結，溶蝕等成巖作用，歷經早成巖機械壓實和化學壓溶孔隙縮小期、晚成巖a亞期溶蝕作用孔隙擴大期及晚成巖a亞期（ b亞期）膠結充填孔隙縮小期三個成巖-孔隙演化階段；儲層物性總體上具有較低孔滲、低孔滲的特點，孔隙類型主要為粒間溶孔、殘余粒間孔隙、粒內溶孔、晶間孔及晶間溶孔，裂縫不發育，儲集巖排驅壓力和中值壓力較高，孔隙結構類型以細小孔-微孔隙，微細喉-微喉型為主。 -
The rock types comprise the delta front subfacies subaqueous distributary channel, channel - mouth bar and distal bar microfacies, and delta plain subfacies subaerial distributary channel microfacies sandstones and siltstones. as for the reservoir quality, the subaqueous ( subaerial ) distributary microfacies channel sandstones are the first, the channel - mouth bar microfacies sandstones come second, the distal bar microfacies sandstones is the third, and the last one is the interdistributary bay microfacies sandstones. the intense compaction, pressure solution and late carbonate cementation are responsible for the reduction of the porosity and permeability of the reservoir rocks
三角洲前緣水下分流河道、河口砂壩、遠砂壩及三角洲平原水上分流河道微相決定了儲集巖的發育，分佈及原始物性條件；水下（上）分流河道微相砂體厚度大、物性和孔隙結構好，次之為河口砂壩微相砂體，遠砂壩微相砂體儲集性較差，而分流伺灣微相砂體物性和孔隙結構最差。 -
According to the abundance well logging, mud logging and core analysis data, gaotaizi reservoir has been classified into four sand group with the principle of cycle comparison and classified control. based on the detailed study of lithologic character, sedimentary structure, paleontologic fossils, depositional sequence, rock association and logging data, the microfacies of the studied area are divided into such seven types : subaqueous distributary channel microfacies ; river mouth bar microfacies ; subaqueous interdistributary channel microfacies ; subaqueous crevasse channel microfacies ; subaqueous natural barrier microfacies ; distal bar microfacies ; delta front sheet sand microfacies. the characteristic of each sedimentary microfacies are described detailedly
通過研究大量測井、錄井資料和巖芯資料，依據「旋迴對比，分級控制」的原則，把研究區高臺子油層劃分為g 、 g 、 g 、 g四個砂層組。通過對研究區巖性、沉積構造、古生物、沉積序列、巖石組合及測井曲線特徵進行研究的基礎上，認為研究區高臺子油層屬於三角洲前緣亞相沉積，並將研究區沉積微相劃分為：水下分流河道、河口壩、水下分流河道間、水下決口扇、水下天然堤、遠砂壩、席狀砂等七種微相類型。 -
The delta front mainly developed in chang 6, which includes microfacies, such as distributary channel sandbodies, river mouth bars, distal bars and so on
長6期是三角洲建設的高峰期，發育三角洲水下分流河道與河口砂壩砂體及遠砂壩微相。 -
And the delta genetic unit includes distributary channel, distributary bay, small lake of delta plain, swamp, distributary estuary bar, frontal delta mud and sandy density flow and so on. the fluvial system is composed of channel, channel side and flooding basin
其成因相包括分流河道、決口扇及決口河道、分流間灣、三角洲平原小型湖、沼澤、分流河口壩、前三角洲泥及砂質重力流等；該區河流體系由河道、河道邊部及泛濫盆地等沉積組合構成。 -
Quantitative analysis of interlayer in underwater distributary channel : analyzing the interlayers of chang 6 reservoir in jing ' an oilfield
以靖安油田盤古梁長6油層為例 -
According to synthesize evaluate, the distributary channel sandbodies and river mouth bars are best reservoir
通過綜合評價認為，水下分流河道和河口砂壩微相為本區最好的儲集層。 -
According to observing the core and well logging facies analysis, yanchang 4 + 5 sector to yangchang 3 mainly developed underwater distributary channel, river mouth bars, underwater natural levee, underwater crevasse splay, interdistributary bay, far bars, etc. and some shallow lake subfacies
根據巖芯觀察以及測井相分析，認為長4 + 5 ?長3期以水下分流河道、河口砂壩、水下天然堤、水下決口扇、分流間灣和遠砂壩等沉積微相以及部分淺湖亞相沉積為主。 -
The distributary channel microlithofacies evolution characteristics is studied with markov chain ' s analysis method, which lies in the shelf delta plain of dongzakou group of later carboniferous epoch in lixian county, gansu province
摘要採用馬爾柯夫鏈分析方法研究了甘肅禮縣地區晚石炭世東扎口組的陸架三角洲平原分支流河道微相演化特徵。 -
Research section braided distributary channel sandstone is mostly positive rhythm, and high porosity and seepage rate in its central - top section, low seepage rate kalk interbed in its bottom. underwater distributary channel sandstone is relatively homogeneous positive rhythm, high porosity and seepage rate in its bottom, its top low. distributary mouth bar sandstone is complex rhythm, many interbeds inside
研究區宏觀非均質性特點為：研究區辮狀分流河道砂體以正韻律為主，高孔、滲帶在砂體中上部，底部常存在低滲透率鈣質夾層；水下分流河道砂體為較均質的正韻律，下部孔滲高，上部孔滲變小，分流河口壩砂體為復合韻律，砂體內部夾層多。 -
Hence, tracing this boundary and searching for the delta distributary channel sands in lst and tst will be the key for petroleum exploration in this area
釐定追蹤該界面並尋找該界面之上的低水位體系域和水進體系域的三角洲分流河道砂體是勘探的關鍵。
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