本文报道低温破胶剂JPC的实验研究结果。
The laboratory results of low temperature GB JPC are presented.
添加有配位倾向的含羟基的化合物会加快破胶过程。
Addition of the compounds with hydroxyl groups and a tendency of coordination will accelerate the degradation.
该压裂液集粘弹性、抗剪切性、自动破胶性于一体。
The fracturing fluid performs characteristics such as viscoelasticity, anti-shearing and automatically breaking.
该体系破胶剂在陕北特低温油田应用了30余井次。
The ternary complex gel breaker has successfully been applied more 30 well times in Shanbei oilfields.
采用了延迟交联、胶囊破胶剂、压裂诊断和伴注液氮等压裂技术。
The fracturing techniques, such as delay crosslinking, gel breaker capsule, fracturing diagnosis and accompanied liquid nitrogen injection, etc.
表明胶囊延迟破胶技术可显著改善裂缝导流能力,提高油气井产量。
The results show that using the encapsulated delayed release breaker may improve the proppant pack fracture conductivity and increase the cumulative oil and gas production capacity.
低温浅层油气井的压裂,常由于低温下常规破胶剂活性太低而破胶困难。
During fracturing of low-temperature, shallow oil and gas reservoirs, it is difficult to break viscosity because of low activity of convention viscosity breaker at low temperature.
采用活化剂来提高过硫酸铵(APS),酶,胶囊破胶剂的低温破胶能力。
Catalysts under low temperature accelerate the breaking capabilities of ammonium persulfate (aps), enzyme and encapsulated breaker.
综述了应用胶囊延迟破胶剂提高人造裂缝导流能力的室内研究及现场应用结果。
A review on the laboratory testing and field trials of encapsulated delayed release breaker is presented.
因此,不需要使用常规的破胶剂,采出的油或气就可作为该压裂液体系的破胶剂。
Therefore, conventional breakers are not required, and the produced oil or gas can act as breakers for this fluid system.
研发出一流的破胶剂是一回事,但如何在实际中正确地进行应用却是另外一回事。
Developing state-of-the-art breaker chemistries is one thing, applying them correctly is another thing altogether.
结果表明这两种体系逐渐形成粘度较大的凝胶后,凝胶网络随即又开始一个破胶过程。
The obtained results indicate that degradation of gel net will begin just after the formation of the gel with high viscosity gradually developed in the processes of the two systems.
现场实验表明,清洁压裂液具有破胶性能,施工摩阻低,携砂能力强,可有效地控制缝高。
Field using verified that the fluid possesses good gel breaking property, the operating friction value is low, the proppant carrying ability is strong and fracture length is in control.
该压裂液体系以低聚合多羟基醇为稠化剂,有机硼为交联剂,合成了一种释酸剂作破胶剂。
In the system, a polyhydroxy alcohol with low molecular mass is used as thickener, organic boron as crosslinker, and a synthesized acid releaser as gel breaker.
对埋藏浅、储层温度低的油气藏进行压裂改造,需要解决压裂液低温破胶、快速返排和伤害问题。
The primal problem in low temperature and shallow gas reservoirs is to overcome the break, the flowing back, and the damage of the fracturing fluids.
结合最新的分析工具和新型破胶剂,即使面对最顽强的泥饼,也可以进行均匀、可控和彻底的清除。
Combined with the very latest analytical tools and novel breaker chemistries, the MUDSOLV NG approach consistently delivers uniform, controlled, and complete removal of the most tenacious filter-cake.
针对低渗、特低渗油田,开发出一种不需破胶剂、低残渣、低伤害、可循环再利用的新型低分子压裂液。
The new low molecular weight fracturing fluid, without breaking agent, is developed which is provided with lower residue and harm, and then recycled specially against low rate of permeation oilfield.
但是如果制作胶囊破胶剂的囊壳材料不好,胶囊破胶剂释放速率过快则会使压裂液提前破胶,导致施工失败。
If the capsule's quality can't meet the demand, the excessive rapid release speed of the breaker would lead to the fracture fluid viscosity premature descending and inducing the failure of work.
介绍了由磷酸酯胶凝剂、交联剂、表面活性剂、激活剂和破胶剂组成的具有特殊性能的油基冻胶压裂液体系。
A special oil-based gelled fracturing fluid, Which combines gellant, crossing-linking agent, surfactant, exciting agent and breaker is presented and tested.
通过宏观检查、化学成份分析、显微组织观察,对XKP-560 破胶机辊筒光辊开裂掉块原因进行了分析。
With the macrographic method, chemical composition analysis and microstructure observation, an analysis was made of the reasons about Swap Blocks of the Roller of XKP-560 Financials Plastic Machine.
该压裂液配制简单,不需要杀菌剂和破胶剂,具有流变性能好、造缝与携砂能力强、对地层伤害小、使用方便等优点。
Other advantages of it are good rheological property, strong fracture making ability and sand carrying capacity, and little damage to formation, etc.
清洁压裂液不含任何聚合物,它不需要破胶剂、破乳剂、防腐剂等化学药剂,彻底解决了胍胶压裂液对地层的污染问题。
The clear fracturing fluid is free of polymer, and it does not need gel breaker, demulsifier, corrosion inhibitor and so on.
并且对压裂液体系的性能进行了评价,包括泡沫压裂液基本参数、耐温耐剪切性能、流变性能、破胶性能、滤失性能等。
Systematically evaluate its behavior, including: foundation liquid characteristic, rheological characteristic, gel break characteristic, filtration property and clean-up property.
采用不同微生物,研究了调驱剂中主要添加剂、聚合物浓度、调驱剂溶液、调驱剂的成胶体及破胶液对微生物性能的影响。
The influences of additive, polymer concentration, profile control and flooding agent(PFA), gel and gel breaking liquid on the characteristics of the microbial were evaluated.
为解决压裂液的前期降粘与后期破胶困难的矛盾,研制出了一种新型的水基压裂液破胶剂——EB - 1微胶囊破胶剂。
A novel water base gel breaker for fracturing fluid-EB-1 micro-capsule gel breaker is developed, to solve the difficulty of prophase viscosity reducing and gel breaking in the later period.
冻胶压裂液是一种报道较少的压裂液体系,该压裂液具有增粘能力强、携砂性好、摩阻低、冻胶水化破胶后残渣少等优点。
The system has strong ability of increasing viscosity, good prop-carrying capacity, low frictional resistance, less residue after gel-breaking and so on.
研究开发的低聚物压裂液体系,具有残渣含量少、成本低、耐温性能好、破胶彻底等特点,可以满足压裂工艺设计的要求。
The developed one has the characters of little residua content, low cost, fine endured temperature and quite torn glue. It can be satisfied with the requirement of fracturing technical design.
研究开发的低聚物压裂液体系,具有残渣含量少、成本低、耐温性能好、破胶彻底等特点,可以满足压裂工艺设计的要求。
The developed one has the characters of little residua content, low cost, fine endured temperature and quite torn glue. It can be satisfied with the requirement of fracturing technical design.
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