压实作用和胶结作用是导致储层低孔低渗的主要原因。
The cementation and compaction were the key factors to make the reservoir low porous and permeable, an...
针对吉林油田低孔、低渗的特点,开发了适合中等井温的新型无固相压裂液体系。
A novel solid residue-free fracture fluid system suitable to middle well temperature was developed for the geological feature of low porosity and low permeability in Jilin Oilfield.
西峰油田长8储层低渗特低渗的地质特征决定了水力压裂不仅是重要的增产措施,而且是重要的开发手段。
The extremely low permeability of Chang8 reservoir in Xifeng Oilfield makes hydraulic fracturing both an important treatment and development method for the oilfield.
目的探讨肿瘤患者红细胞经洗涤和低渗处理前后天然免疫功能的变化情况。
Objective To study innate immune reaction of erythrocytes from cancer patients to cancer cells after washing and hypotonic treatment.
胃肠肿瘤术后低渗热灌注腹腔化疗预防腹腔复发的临床疗效。
Clinical Study on prevention of the postoperative gastrointestinal tumors from intraperitoneal relapse by intraperitoneal chemotherapy through hypothermal hypotonic perfusion.
目的探讨术中腹腔低渗温热灌注化疗对胃癌患者术后的临床疗效。
Objective To investigate the clinical effect and value of hypotonic intraoperative intraperitoneal chemohyperthermia(HIPCH) in advanced gastric cancer.
结论利用红细胞在高渗液中脱水在低渗药液中膨胀的原理,制备红细胞药物载体。
CONCLUSION Preparation of carrier erythrocyte carrier encapsulating drugs was based on a principle that erythrocytes were dehydrated in hyperosmotic solutions and expanded in hypotonic solutions.
文章介绍了低掺率聚丙烯纤维混凝土的抗裂和抗渗性能。
The paper introduces the anticlastic and water-tight performance of low content polypropylene fibre concrete.
在较高流速下,随速度升高,沥青所造成的孔喉堵塞更加严重,在低渗岩心中沥青堵塞引起渗透率伤害程度大于高渗透岩心。
At high speed, asphaltene plugging is more serious with increase of flow rate. The damage degree of asphaltene plugging is higher in low permeability core than in high one.
国内外油气田开发的实践表明:对于低渗油田,水力深穿透水平钻孔是最佳的开发方式。
Practice for the development of oilfield exploitation of the world indicates that the water jet perforation is the optimal method for low permeability reservoir.
低孔、低渗是该储层的特点,原因是岩溶作用强度不够和埋藏较深。
Reservoir rocks are characterized with low porosity and permeability, due to weak karstification and deep burial.
水锁损害严重影响气藏开发效果,并成为低渗致密气藏的主要损害类型之一,对气藏的渗透能力造成严重的损害。
Results studied in worldwide have shown that the water block affects seriously development effects and becomes one type of the major damages for low permeability gas reservoirs.
系统开展低渗储层中裂缝特征和分布规律研究预测,无疑对我国的低渗透储层油气勘探开发具有指导作用。
No doubt, it has a directive effect on exploratory development of petroleum in China that predicts fracture character and distributive law in low permeability reservoirs.
以牛心坨油田牛心坨油层为例,在对其地质、开发特征进行总结的基础上,提出辽河油区低渗油藏高效开发的做法。
Taking Niuxintuo oilfield as an example, ways for developing the low permeability reservoirs of Liaohe oil area high efficiently are proposed on the basis of its geologic and development features.
研究成果表明:在残余水状态下,亲水低渗储层岩石中的气体低速渗流具有明显的非达西渗流特征;
The results show that under residual water conditions, gas percolation with low speed in water wet low permeability reservoirs has obvious characteristics of non Darcy flow.
随着吐哈盆地勘探的进一步深入,低孔、低渗储层是测井解释和储层评价的一个难题。
With the further exploration of Tuha basin, one difficult problem is logging interpretation and reservoir evaluation for low porosity and low permeability reservoir.
通过现场应用取得了较好的效果,该工艺技术对低压、低渗油气藏特别是气井的射孔完井具有重要应用价值。
Oilfield application obtained better results. For low pressure and low permeability hydrocarbon reservoirs, especially gas well, this perforating completion process has important application value.
深层低渗油藏的渗流规律及水驱油特征具有特殊性。
Seepage flow patterns and water driving characteristics are special in deep low permeability oil layers.
方法应用油气藏流体特征的分析对宝中区块低渗储层的原油及凝析气的高压物性等进行分析研究。
Method Using analysis of reservoir fluid characteristics, petrophysical properties, such as high pressure, of crude and condensate gas from Baozhong low permeability reservoir have been studied.
利用核磁共振无损检测技术对一百余块低渗、特低渗透岩样进行了可动流体相对体积的实验测试。
Relative volume percentage of movable fluid of more than one hundred of super-low permeability core samples is tested by using nuclear magnetic resonance technique.
对于低渗油气田或生产历史长的油气田,采取特殊方法比如人工举升和注水开发进行开采。
For oil fields with low permeability and quite long production history, artificial lift and flooding methods are best choices.
根据渗流实验结果,建立了含束缚水的低渗渗透岩石介质气体非线性渗流定律。
According to the experiment results of percolation, the gas nonlinear percolation law in low permeable medium with irreducible water is found.
马朗凹陷是吐哈油田三塘湖盆地的主要产油区,属典型的低渗裂缝性油藏。
Reservoir in Maliang sag which is the main oil producing area in Santanghu basin of Tuha oilfield is typical low permeable fracture type reservoir.
在介绍了一种新的渗吸设备的基础上,利用其研究了低渗透岩心反向渗吸规律。
This paper introduces a new kind of imbibition equipment, and by use of it we studied the reverse imbibition law of low permeable core.
而传统的油藏数值模拟理论都是建立在达西定律之上的,因而它很难反映低渗介质中的流体渗流特征。
It is very difficult for the conventional numerical reservoir simulation theories to describe the characteristic of fluid flow in low permeability media, because they are all based on the Darcy's law.
如果基质渗透率较低,因其吸渗排油速度低,不宜采用较高的采油速度。
But if matrix permeability is low, higher recovery rate is not allowed to use due to its low imbibition displacement velocity.
结合数据光滑、曲线自动拟合和历史拟合技术,编制了低渗非达西渗流的试井软件。
Combing with the technologies of data softness, automatic and history imitate, the well testing software for Non-Darcy percolation flow in low permeability reservoirs compiled.
对于低渗复杂的薄层多层油气藏,期望一次性压开所有产层以减少压裂作业的次数。
For thin multilayer reservoirs with low permeability, it is expected to conduct fracturing in all pay zones at one time to reduce the frequency of fracturing operation.
对于低渗复杂的薄层多层油气藏,期望一次性压开所有产层以减少压裂作业的次数。
For thin multilayer reservoirs with low permeability, it is expected to conduct fracturing in all pay zones at one time to reduce the frequency of fracturing operation.
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