为此本文进行了超低密度水泥浆体系的实验研究。
So this paper has carried on the lab research of ultra-low density cement slurry system.
两套淡水水泥浆体系性能优良，能满足现场施工需要。
The two fresh-water slurry system have the good performance to meet the field operation.
室内试验表明，DS零析水水泥浆体系较好地解决了这一问题。
Laboratory experiment shows DS zero-separate water slurry system can better resolve the breakthrough problems.
为了解决这一问题，研制开发了FSAM非渗透防窜水泥浆体系。
In order to solve the problem, FSAM nonpermeable channeling preventable cement slurry system is developed.
为解决低温盐层固井问题，开发了一种新型的低温抗盐水泥浆体系。
A novel low temperature and salt resisting slurry was developed to overcome the challenges in low temperature salt formation.
介绍了一种室内优选出的抗高温、抗电解质、性能良好的盐水泥浆体系。
The NaCl mud is presented which is superior in thermal stability and electrolyte tolerance.
另外，对水泥浆凝固特性进行了研究，选择合适的水泥浆体系来提高固井质量。
Moreover, the solidified characters of slurry were researched, and the suitable slurry system was selected to improve cementing quality.
为此，在微膨胀水泥浆体系中加入JFR活化纤维，研制成微膨胀纤维水泥浆。
Adding JFR activating fiber into mi- crodilatancy cement slurry system, microdilatancy fiber cement slurry is developed.
同时优选水泥浆体系，选择合适的水泥外加剂，合理调整水泥浆流变性，提高了顶替效率。
The displacement efficiency was raised through optimizing slurry system, selecting suitable cement additives and adjusting reasonably slurry rheological property.
现场应用表明，该水泥浆体系解决了桩西油田地层压力低、封固段长和固井质量差的问题。
Field applications show that the slurry can seal off long open holes of low formation pore pressures and achieve good cementing quality.
结果表明，LDAM水泥浆体系能有效解决小眼井固井漏失气窜问题，并提高了薄水泥环的胶结质量。
The LDAM slurry system shows that it solves the gas-out problems of slim hole and improves the quality of cement circular.
为此，研制开发了密度低、强度大且防窜性能好的新型泡沫水泥浆体系，并对其性能进行了试验研究。
In order to solve the problems, a novel foam cement slurry system with low density, high strength and good channeling resistance, has been developed and tested.
现场初步试验证明，该套水泥浆体系对于浅层气固井具有较好的效果，有效地控制了气窜现象的发生。
It has proved that this novel system is of good effect for shallow gas zone in well-cementing and gas breakthrough has been effectively controlled.
文中阐述了所研制水泥浆体系的设计原理，介绍了现场应用情况，并讨论了应用中有待进一步完善的问题。
The paper describes the design principle of the cement slurry system, introduces the field application case, and discusses the issues that should be further improved.
乳胶水泥具有较好的抗脆裂性及较小的收缩性，能对尾管提供长期支撑，是多底井固井理想的水泥浆体系。
The gel cement has better embrittlement resistance and little shrinkage, and can provide long time supporting for the liner, thus it is an ideal select for multi-lateral cementing.
在保障性能基础上各类水泥浆体系的降低成本问题。介绍了开发未动用石油储藏的低成本高性能水泥浆体系。
A low cost and high performance cement slurry system for developing the undeveloped reservoir is presented in this paper.
对于封固段较长的固井作业，采用梯度多凝水泥浆体系，在一定程度上可以代替双级固井，具有很强的优越性。
Gradient multi-setting cement slurry system can take the place of double stage cementing in long isolation sections in certain degree, and it displaces many advantages.
实验结果表明，该胶乳水泥浆体系具有良好的综合性能，失水量低、游离液少、稠化时间易于调控、流变性好等。
The experimental results show that the latex cement system has a good overall performance, including low loss water, less free fluid, thickening time easy to control, and good rheological property.
雁木西油田地层含多段盐膏层，给固井带来诸多难题，为此吐哈油田开发出了BXF-200L抗盐水泥浆体系。
Because Yanmuxi Oilfield contains multi-segment salt-gypsum formations, which bring much more challenges to cementing operations, therefore, the BXF-200L salt-resisting slurry system was developed.
现场应用3口井表明，该水泥浆体系基本解决了薄油层、薄隔层的封固难题，有利于提高固井质量，节约固井成本。
Applications of 3 Wells direct that this system can solve downhole problems of cementing in thin oil reservoir and thin intercalated reservoir and save cementing cost.
超细防气窜水泥浆体系具有防气窜、低密度、低失水、抗水泥石高温强度退化等优点，适用于超深油气井注水泥作业。
This cement slurry provides good properties such as low density, low filtration, gas channeling prevention and stable compressive strength at high temperature.
介绍了一种新型的用于海洋深水低温浅层流固井作业用的零稠化转化时间低密度水泥浆体系，该水泥浆体系采用新型高强快速凝固水泥制备。
A low density cement slurry of zero thickening transition period which was appropriate to low temperature and shallow flow cementing operation in deepwater was introduced.
受水平井客观条件的影响，水平段的套管扶正问题，水平井的水泥浆体系设计问题，都是水平井固井的最大难点，也是影响水平井固井最关键的因素。
Influenced by the objective condition, the problems such as the casing centralizing, design of cement slurry system are the maximum difficulties and also the key factors.
介绍了一种新型的化学发泡气体充填与固体充填减轻制备的低密度低温深水水泥浆体系，并对其在海洋深水环境下的性能进行了系统的室内评价研究。
A new low temperature and deepwater slurry system prepared with chemical foaming gas and solid packings, which can reduce the density of the slurry, is introduced.
顶替效率高。介绍了国外常见的几种深水固井水泥浆技术，包括快凝石膏水泥浆体系、PSD水泥浆技术、高铝水泥、充气水泥浆技术和其他水泥浆技术。
The several conventional cementing technologies for deep sea abroad were reviewed which included rapid setting gypsum slurry, PSD slurry, high alumina slurry, aerated slurry and so on.
所研究的水泥浆配方体系具有：可流动时间长、沉降轻微、塑性粘度和屈服值小及凝固后具有较高的抗压强度等特性。
The formulation system is of the characteristics of long mobile time, light settling, small plastic viscosity and yield value, higher compression strength etc.
介绍了改性木质素磺酸盐PQ的合成工艺，评价了PQ对水泥浆稠化时间的影响及在高密度体系中的应用，同时考察了PQ对温度的敏感性。
The compounding technique of PQ was described and its influences to cement thickening time and application in high density cement system were evaluated, as well as its temperature sensitivity.
介绍了改性木质素磺酸盐PQ的合成工艺，评价了PQ对水泥浆稠化时间的影响及在高密度体系中的应用，同时考察了PQ对温度的敏感性。
The compounding technique of PQ was described and its influences to cement thickening time and application in high density cement system were evaluated, as well as its temperature sensitivity.
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