Use the physical simulation experiment of working face, pressure step, rock fracture development height, stope wall rock stress distribution and the overlying strata movement rule of quantitative analysis.

Fracturing design and fracture extend height prediction during testing;

确定试油压裂设计、压裂缝波及高度预测；

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Combining with acid-fracturing process characteristics, the fracture height control technology is discussed from aspects of reducing stratum breakdown pressure, controlling fracture height by artificial insulation and fluid loss control, as well as acid fluid system, well completion plan optimization, and operation pressure monitoring.

结合酸压工艺特点，从降低地层破裂压力、人工隔层控缝高、降滤失控缝高以及从酸压液体系、完井方案的优化、施工压力监控等各个方面讨论了控缝高酸压技术。

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Also, the mechanism of the artificial interlayer to control the fracture height is analyzed and the law of the partition movement in the fractures is studied. Meanwhile, the researching points and the developing trend of the technology to control fracture height are described.

并分析了人工隔层控制缝高的原理和裂缝内隔离剂输送规律，同时也提出了控制缝高技术的研究内容与发展趋势。

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Applying those parame ters, the propagation law of ultrasonic wave in the reservoir is studied, the elastic modulus of rock are calculated, the fracturing parameters are designed, and the rock stability and the fracture height is Judged.

利用这些参数，可以研究超声波在岩体内的传播规律，了解岩石动弹性模量，提供压裂设计事数，判断油层岩石稳定性和缝高。

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This study bases on the established fracture height extension mechanism model, analyzes the influence factor on fracture height extension from the aspects of in-situ stress, rock physical property and operation parameters, and gives the diagnosis method for fracture height control.

在已建立的裂缝高度延伸机理模型的基础上，从地层应力、岩石物性和施工参数等方面分析了酸压裂缝高度延伸的影响因素，并对裂缝高度延伸控制给出了诊断方法。

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This technology develops the normal fracture height controlling technology. Through changing the rock mechanics and the flow routine of fracturing fluids, it reached the purpose of controlling fracture height.

此项技术是常规控制裂缝高度技术的发展，它通过改变岩石的力学状态、压裂液的流动路径，达到控制缝高的目的；

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The fracture height predicted by viscoelastic model is smaller than that predicted by the corresponding linear elastic model. ( 5) Effect of proppant setting on hydraulic fracturing.

粘弹性模型模拟的裂缝高度比相应的线弹性模型模拟出的结果小（5）支撑剂沉降对水力压裂的影响。

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Methods to determine hydraulic fracture height are summarized according to the logging temperature curve features after fracturing combined with reservoir pressure and logging time from stopping pump in Henan Oilfields.

本文根据河南油田压后井温曲线特征结合储层压力和测温时间，总结了判断裂缝高度的四种方法；

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These laws can be the reference for the construction design and calculation of the caving and fracture height over the old mined-out areas under the similar conditions.

这些规律为今后在类似条件下进行老采空区上方建筑设计和计算冒落裂缝带高度提供了参考。

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Artificial barriers is widely used in order to control hydraulically fracture height propagation in reservoir with worse barrier zone, especial thin pay-zone.

对于遮挡层（隔层）较差的储层（尤其对于薄层储层）压裂，广泛应用人工隔层技术有效控制压裂裂缝高度。

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Among all the methods of hydraulic fracture height containment, fracture height control technology by placing an artificial stress barrier is effective and widely applied.

在控制水力压裂裂缝高度增长的各种方法中，人工应力遮挡缝高控制技术效果较好，应用广泛。

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Hydraulic fracturing technology is optimized using the technique of filtration reducing by fine pottery clays and fracture height control.

配套应用粉陶降滤和控制缝高等技术优化了水力压裂工艺。

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Because of considering fracturing fluid flow in the vertical direction, the model is more reasonable for fracture height prediction.

由于考虑了压裂液缝高方向流动，建立的模型对缝高预测更符合实际，对于指导压裂设计特别是控制缝高压裂有一定的实用意义。

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It is necessary to predict hydraulic fracture height for providing pumping pressure increment and fracturing pressure reference value.

为了给压裂施工提供合理的泵压增量及地层破裂压力参考值，需要预测压裂裂缝的高度。

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Vertical fracture height from hydraulic fracturing is very important for calculating fracture length and width.

水力压裂所形成的垂直裂缝高度，对于计算缝长和缝宽有重要作用。

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Study on preparation of a new type of sedimentary fracture height control agent used for underground curing

新型井下固化下沉式缝高控制剂的研制

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Theoretical calculation of water flowing fracture height

导水断裂带高度理论计算

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Fracture height extension mechanism and fracture height control acid-fracturing technology

裂缝高度延伸机理及控缝高酸压技术研究

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Prediction and assessment of fracture height of hydraulic fracturing with logging data

利用测井资料预测判断水力压裂裂缝高度

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Current status and researching points of technology of artificially controlling fracture height

人工控制压裂缝高技术现状与研究要点

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