井下氣體 的英文怎麼說
中文拼音 [jǐngxiàqìtǐ]
井下氣體
英文
mine gas-
Health, safety and environmental management system guideline for oil and gas workover
石油天然氣井下作業健康安全與環境管理體系指南In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively
本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井空腔段螺旋水流水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流量條件下,豎井空腔段下部流速很高,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。Guided by the theory of sequence stratigraphy and petroleum system using cores, lithologic log or well - logging, biostratigraphic and seismic data, adopting seismic inversion constrained to well data, digital analysis technology, basin modeling, test method and so on, and adopting an integrated study technology, aiming at lower exploration in chagan depression, this work put forward a new research thoughtfulness, technic flow and method system that is an integrated study by " looked upon sequence stratigraphy as a base, looked upon petroleum system as a integer, combing with each other closely " and tie in qualitative analysis and quantitative analysis and applied synthetically new theory, new technology and new method
以層序地層理論和含油氣系統思想為指導,利用巖心、鉆/測井、古生物以及地震資料,採用井約束下的地震資料反演技術、計算機技術、盆地模擬技術和各種分析實驗手段等綜合分析方法,針對查干凹陷勘探程度低的特點,提出了斷陷盆地「以層序地層分析為基礎、含油氣系統為整體(系統)和二者緊密結合」以及定性與定量相結合,綜合應用新理論、新技術和新方法的研究思路、技術路線和方法體系。Ethylene - propylene rubber insulated high - voltage shielded soft cable with cold - resistant sheath working condition for soft rubber mine cable is difficult, experiencing frequent curve smash of stone and coal pressure of different machine detonable gas, its structure has following features
礦用橡軟電纜的工作條件十分苛刻,它在使用中要經受頻繁的彎曲,矸石和煤塊的沖砸,各種機械的刮碰和擠壓,以及礦井中有易爆的瓦斯氣體,因此礦用電纜的結構有如下特點:In order to avoid gas blast because of short circuit, it should popularize shielded mine cable under coal mine. except insulated surface of part products adopting tinnint brass wires and nylon wires, its protective shield adopting conducting rubber and shielded layer which transition resistance not bigger than 3k. the protective layer adopt high machinery chloroprene rubber which is fireproof
為防止電纜相間短路而造成瓦斯氣體爆炸,在煤礦井下應大力推廣使用屏蔽礦用電纜,除部分產品的絕緣表面採用鍍錫銅絲和尼絲交叉紡織之外,其外屏蔽型電纜的保護屏蔽採用導電橡皮及屏蔽層,其屏蔽層的過渡電阻不大於This paper, based on normalizing well logging data while drilling and correcting depth into true vertical depth and calculating reservoir parameters and etc, combining the practical ease of mobei oilfield, extracted logging and geological pattern characteristic of target oil - gas formation and geosteering mark formation, and used bp neural network and regressive analysis to create predicting mode of geosteering parameter to build relevant contrast curve ; adopted geometry geosteering method to fix on die drilling direction of bit upper and declination, the position in reservoir, to judge the real drilling case. all finely solved the problem to follow the geological target while drilling for three horizontal well these methods improve the drilling horizontal well ability by using the techniques to follow the geological target while drilling, and then it is convenient and practicable
本文在開展隨鉆測井資料的標準化和斜井校正及儲層參數解釋與含流體性質判釋等工作的基礎上,結合研究工區莫北油田的實際情況,提取了目標油(氣)層和導向標志層的測井地質模式特徵,並採用bp神經網路法和回歸分析法建立了地質導向參數的預測模型、構造了相應的對比曲線;採用幾何導向法確定鉆頭上下傾鉆進方向及其在目標層的位置,以判斷實際鉆進地層情況,很好地解決了研究工區三口水平井的隨鉆跟蹤地質目標的問題。Water shutoff agent dsz - a is composed of inorganic particle. its specialities are low cost, easily flow, high strength and long valid period. the agent suits non - selective water shutoff in sand formation. dsz - a not only can plug high water - bearing formation, but also can plug case leakage. dsz - a has been applied on site and gotten good effect. it is a agent which has wide prospect
井下護泵除砂裝置主要用於產液氣量高,出砂能力大,利用常規裝置、常規方法很難治理的井.它的設計是建立在丟手封隔器卡封的基礎上,將液體攜砂能力由地層進入泵管轉變為先過濾(雙層激光割縫篩管部分) ,再在除砂器內靜態沉澱、由單流閥排入井底等一系列除砂護泵優點.本文著重介紹了井下護泵除砂裝置的工作原理與應用情況The pattern of shoujinliao ' s climatic design : first, it talks about shoujinliao ' s ventilation, analyses every stale belong to each compose of space appeared in shoujinliao. sum up that ventilation system is made up by draught and wind route, by showing data and photograph, then, it talks about shoujinliao ' s methods of sunshade and heat insulation, that is, sunshade of concentrated, sunshade of small yard, sunshade of eaves, sunshade of balcony. heat insulation of outward wall, clay tiled roof and composition neatly
著重分析手巾寮結合氣候的模式,首先談及手巾寮建築通風經驗,深入分析各種空間高低組合情況下手巾寮的通風情況,藉助調研資料和實景照片對通風系統中通風口和風道的合理安排進行介紹;其次是手巾寮其他氣候經驗,如遮陽方式主要體現在連房密集遮陽、小天井遮陽、檐下灰空間遮陽、陽臺遮陽等,又如隔熱途徑有墻體隔熱、灰泥苫背瓦屋面隔熱及規整形隔熱,再如綠化水體的降溫措施,上升到環境高度看待建築,探討手巾寮組織天井綠化、利用街巷綠化、配合周邊水域的建造經驗。Aim at high pressure high temperature well practice engineering question in field development engineering, especially cnpc southwest oil gas branch gas recovery academy project ' s concretion demand, based upon in existence measuring and testing techniques foundation, the dissertation produce a sort of new optical fiber downhole high pressure high temperature test system, and finish downhole fibre optic pressure sensor ' s design
本文針對油氣田開發工程中高溫高壓井的實際工程問題,特別是cnpc西南油氣田分公司采氣工程研究院科研項目的具體要求,在分析研究現代測試技術基礎上,提出一種新型的光纖式井下高溫高壓測試系統,並主要完成了井下光纖壓力傳感器的設計。The device consists of a single - phase flow test device, which can make a real simulation of the downhole working conditions and the flow of the liquid in the subsurface pump, and a miscible - phase flow test device, which can simulate various oil - gas ratios
這種裝置由單相流試驗裝置和混相流試驗裝置構成,前者能比較真實地模擬井下的各種工況和抽油泵內液體的流動狀態,後者可模擬不同的油氣比。Observation of drilling cores and casting - sections and the characters of pore structures and permeability of the matrix of the lower - ordovician carbonate in comparing with the lower limit of a reservoir for matrix reveal that the porosity, permeability, maximum pore diameter, saturation and median throat diameter in the matrix with undeveloped fissures, holes and solution pores are far lower than those of a reservoir limit although some micro - pores are developed in the matrix which therefore has no capacity of storing and producing oil - gas
摘要通過鉆井巖心和鑄體薄片觀察,根據下奧陶統灰巖基質的孔滲特徵和孔隙結構特徵,並與基質作為儲層的下限對照裂隙、洞穴和溶蝕孔洞不發育的灰巖基質,發現盡管有微孔隙的發育,但其孔隙度、滲透率、最大孔喉半徑、飽和度、中值喉道半徑等參數值遠低於儲層下限值,基本不具備儲集和生產油氣的意義。There have been many questions about the petroleum pool formation conditions and models for this area since the first well was drilled in 1988, which has had an great influence on the further petroleum exploration and development. in this study, a method with the combination of petroleum geology, sequence stratigrapy, organic geochemistry and geophysics, based on drilled core analysis data, well data and seismic sections, has been applied to investigate the petroleum pool formation conditions and models in this area, and the following results and recognition have been obtained : ( 1 ). the lower tertiary strata are subdivided into two sequences and seven systems
本研究以鉆井取心分析資料、測井數據、地震資料為基礎,綜合利用沉積學、層序地層學、石油地質學、地球物理學、有機地球化學等多門學科的有關理論和研究方法,通過對埕島東斜坡區油氣藏形成條件和模式研究,主要取得了以下幾個方面成果和認識: ( 1 )埕島東斜坡地區下第三系共劃分兩個層序、七個體系域,其中沙一段至東三段中下部沉積為層序,東三段上部至東一段為層序。Explorative study is made on several concrete problems in buildup of underground gas storage in daqing oil region, including building principle, determination of production - injection ability of gas well, operating mode of gas storage, gas well placement, developing index calculation and gas storage behavior monitoring etc., all these have important referential significance to the buildup of gas storage
本文對大慶油區地下儲氣庫建庫中幾個具體問題進行了探索性研究,其中包括儲氣庫建庫原則、氣井注采能力的確定、儲氣庫運行方式、氣井部署、開發指標測算以及儲氣庫動態監測等,所涉及的內容對儲氣庫的建設具有重要的參考意義。The further study on the fan is very important for the future explorition. the fan delta front around the well tiel6 is worse than the bottom shahejie formation ' s fan. the reservior ' s quality in the dawan area is relatively bad
而沙三下的上部扇三角洲與其下部的濁積扇砂體也是一套非常有利的儲層,加強該扇體的研究對今後的油氣勘探十分重要;其次為鐵16井附近扇三角洲前緣沉積;而大灣地區儲層相對較差。The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0
在更寬的溫度范圍、壓差范圍內,在不同原料氣組成(即不同的氫氣分壓)條件下,對所制備的鋯表面改性膜進行了滲氫性能實驗,考核了膜對氫的唯一選擇滲透性,結果表明:在四極質譜的檢測下限內,只有氫氣存在,而無雜質氣體通過;在593k 773k溫度范圍內,鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數;其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大,並且呈線性關系;壓力對膜的滲氫系數幾乎無影響;膜的滲氫系數隨著溫度的升高而下降,井巨呈指數關系:根據對實驗數據所作滲氫系數與溫度關系曲線的擬合,在溫度593k 773k范圍內,壓差p 、 0二0In order to study effects of various factors on gas well productivity, this paper takes changqing gas field as an example and uses gas reservoir engineering and numerical simulation methods to qualify effect of different factors on absolute open - flow capacity in different reservoirs in respect of formation coefficient, water production, non - darcy flow coefficient, formation pressure and skin factor
摘要影響氣井產能的因素多種多樣,為了具體描述各因素對產能的影響,以長慶氣田為例,利用氣藏工程和數值模擬方法,從地層系數、產水、非達西流系數、地層壓力、表皮系數等幾個方面定量分析了各因素對不同儲層條件下氣井絕對無阻流量的影響程度。6 ) according to character of zone which shen - dong diggings locates, put forward main measures of environment protection and zoology build in shen - dong diggings and surround it, full analysis water resource carrying capacity, study cleaning mining technique from reduction waste rock, fathering powder dust and deal exhaust gas pollution aspects, found environment ensuring system of sustainable development of shen - dong diggings
6 )根據神東礦區所處地域的特點,提出了神東礦區及其周邊地區環境保護與生態建設的主要措施,對礦區水資源承載能力進行了全面分析,從減少井下出肝量、井下粉塵治理、井下廢氣污染治理等方面研究了礦山潔凈開采技術,建立了神東礦區可持續發展的環境保障體系。All gas vented during the snubbing / stripping operation must be flared and burned a minimum of 50m from the well
要在離井口至少50米開外點著並燃燒承壓起下管柱操作過程中排出的氣體。Pbg type flameproof high voltage vacuum power distribution set series and bbd type flameproof low voltage protection case series are appropriate to environment with explode gas in underground coal mine
Pbg型礦用隔爆型高壓真空配電裝置系列和bbd型礦用隔爆型低壓保護箱系列,適用於煤礦井下具有爆炸性氣體的環境中。The gas flows through the ground and dissolves in underground streams and wells
這種氣體溢出地面並溶解到地下溪流和井裡。分享友人