1) fracture design
断裂设计
1.
Several problems on extralow cycle variable amplitude fatigue fracture design;
超低周变幅疲劳断裂设计的几个问题
2.
The relationship of cycle times of fracture to the loading manner,geometry of the notch,and loading frequency was discussed and the suitable parameters of fracture design for medium-carbon steel in extra-low axial fatigue loading were presented.
研究中碳钢在轴向疲劳载荷下的超低周断裂问题,讨论载荷形式、切口几何参数和加载频率与断裂循环周次的关系,提出适宜于中碳钢材料在超低周轴向疲劳载荷下的断裂设计参数。
3.
The concept and properties of stress blanking are discussed on the basis of the conceptis of creak technique and fracture design.
在简要介绍裂纹技术及断裂设计概念的基础上，讨论了应力法断料的概念及特点，确定了适宜于低应力脆断的敏感应力状态和最佳预荷方式，以表征切口尖端附近应力场强的无量纲因子ｆａ（ａ／ｂ）为基础，通过实验和数值计算得出包括切口尖端半径、切口深度和切口张角在内的适宜切口参数，从而为应力法下料的应用提供了技术保证。
2) fracture safe design
断裂安全设计
4) Split plot design
裂-裂区设计
5) fracture design
压裂设计
1.
Based on analysis of testing data interpreting the influence on factor of fracture op- eration,true friction of fracture fluid in stem is calculated accurately,pressure grade of fracture and temperature profile of crack are determined which direct fracture design and provide a reference for optimum of it.
由此,可根据测试资料分析评价影响压裂施工的因素,准确计算压裂液在管柱中的真实摩阻,确定压裂的压力等级和裂缝的温度剖面,指导压裂设计,为优化设计提供可靠依据。
2.
The efficiencies of closure pressure and fracturing fluid in the reservoir are accurately obtained by using the new method, with which the main fracture design is made, proper proppant volume and total fracturing fluid volume are designed with successful field application.
利用新方法可以准确求取储层的闭合压力和压裂液效率 ,据此进行的主压裂设计 ,设计合理的支撑剂体积与总压裂液体积 ,现场施工取得了成
6) fracturing design
压裂设计
1.
6),comprehensive damage coefficient(95%-98%)of fracture,and combining optimized fracture length and linearity sloping sanding programming,the optimization method of sanding concentration in fracturing design was formed.
针对目前压裂设计中加砂浓度的确定,文章以裂缝无因次导流能力Fcd=1。
2.
For fracturing design,ahead fluid volume is an important operation parameter,which directly influences fracture morphology,fracture results or even results the success or failure of the operation.
压裂设计中,前置液用量是一个重要施工参数,它直接影响着裂缝形态、压裂改造效果,甚至决定压裂施工的成败。
3.
According to such conditions as complicated geology, fracture development and low efficiency of fracturing stimulation in Daqingzi oilfield, which is one large oilfield with hundred million tons of reserves, the article describes the methods of fracturing design for naturally fractured reservoirs and difficulties of fracturing treatment .
根据大情字井区裂缝性油藏的特点,阐述了裂缝性油藏的压裂设计思路、压裂优化设计和压裂施工的难度,提出裂缝性油藏和非裂缝性油藏压裂设计的不同之处。
补充资料：1350mm双流板坯连铸机(重庆钢铁设计研究院设计)
1350mm双流板坯连铸机(重庆钢铁设计研究院设计)
叠 135Omm双流板坯连铸机(重庆钢铁设计研究院设计)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条