Coning is caused by too rapid production.
锥进因过速开采而引起。
The coning effect is caused by the motion of the rigid body axis.
圆锥运动是刚体运动的几何效应。
A theory model considering the face radial coning of spiral groove gas face seals was given.
提出一种考虑螺旋槽气体密封端面径向锥度的理论模型。
A study is made on the mechanism of bottom water coning in well and the shape of bottom water coning through barrier.
从研究底水突出油井的机理出发，讨论了底水上窜绕过夹层的过程。
The minimum depth of conical die and the relationship between coning of die cavity and workpiece length are determined;
确定了锥形模膛的最小长度、模腔锥角与毛坯长度的关系；
Coning error and quantizing error are two kinds of primary errors in the attitude algorithm of laser strap-down inertial system.
圆锥误差和量化误差是激光捷联惯性导航系统姿态解算误差的两个最主要的误差源。
In the development process, as a result of the bottom water's coning, the oil well soon be flooded, development effect variation.
在开发过程中，由于底水锥进，油井很快水淹，开发效果变差。
The experimental investigation of high- temperature alloy piercing performances is made by using the hot torsion test and coning test;
采用热扭转试验和锥形试验的方法对高温合金的穿孔性能进行了试验研究；
On the basis of this theoretic model, the critical production rate, the shape of water coning and the optimum perforation intervals could .
在理论模型的基础上，建立了预测临界产量、水锥形态以及优化射孔长度的数学模型。
Based on the mechanism of water coning of horizontal Wells in bottom-water drive reservoir the critical production pressure difference is obtained.
在分析底水油藏水平井开发底水脊进原理的基础上，建立了底水油藏水平井开发的临界生产压差计算公式。
Also it has been determined that fracture spacing, aquifer strength and skin factor have insignificant effect on water coning in fractured reservoirs.
另外，裂缝间距、蓄水层强度和表皮系数在裂缝型油藏中的水锥现象也起重要作用。
Horizontal Wells, as one of the most efficiency ways, are applied to develop the bottom water reservoirs, but the most serious problem is bottom water coning.
水平井是开发底水油藏最有效的方法之一，而开发中遇到的最大问题是底水脊进。
The water coning caused by the imbalance between gravity and viscous forces is the most important reason for water production in different fractured reservoirs.
重力和黏滞力之间的不平衡性是水锥生产的重要原因，也是不同裂缝性碳酸盐岩油藏见水的重要原因。
Reducing hairiness is a system engineering, its emphases are spinning process and coning process, also including preparatory spinning process and primary material.
减少纺纱毛羽是一项系统工程，其重点应在细纱工序和络筒工序，再及前纺工序和原料。
The nonlinear coning motion equations in body coordinates on the force moment coefficients of low speed spinning rocket were obtained based on the dynamics equations.
根据滚转火箭弹的动力学方程，给出了在弹体坐标系下无控低速滚转火箭弹在被动飞行段的锥形运动方程组。
In this paper, the improved attitude algorithms are developed using both angular rate and incremental angular signals, and the coning errors of the algorithms are given.
因此，同时利用角速率及角增量信号，优化设计出一类新的旋转矢量姿态算法，给出了算法的圆锥误差表达式，并进行了仿真分析。
In this study different dynamic models were constructed to search for the key parameters affecting the coning process in both single-well and Cartesian multi-well models.
在这项研究中，为了寻找影响锥进过程的关键参数，在单井和卡迪尔多井模型中建立了不同的动态模型。
Based on the analysis of the general expression of coning compensation algorithms, a method which USES Angle rate to fit the Angle increment was put forward and verified.
在分析圆锥误差补偿通式的基础上，提出了利用角速率求取角增量的拟合算法，并给出了该算法的数学证明。
Method To eliminate steam coning and water coning in production Wells of heavy oil reservoirs, Shengli oil province, HBC98 1 plugging agent for thermal production is developed.
方法针对胜利油区稠油开发中出现的注入蒸汽的窜进和生产井水窜的问题，研究适用于热采井封堵汽窜和水窜的HBC981热采封堵剂。
Considering the direct angular velocity signal output from fibre optic gyroscope, a novel coning compensation algorithm was introduced and it need input angular velocity signal.
鉴于光纤陀螺角速率信号可以直接获取，提出了一种以角速率信号作为圆锥补偿算法输入的新补偿算法。
By the conditions of plastic stability of a column, the critical coning of die cavity is derived. conditions under which plastic instability can be avoided during upsetting a...
利用压杆塑性稳定条件，导出了锥腔的临界角；提出了不产生塑性失稳镦锻的综合条件。
Several measures and Suggestions are presented in order to improve development effects in the field, such as making selective zone production, testing water coning and drilling...
提出了实施分层开采、开展压水锥试验和在剩余油饱和度高的部位钻水平井等改善油田开发效果的措施及建议。
It was shown that the conic error can be compensated by two-sample iteration algorithm with high-frequency vibration. The precision of SINS can be improved by coning compensation.
结果表明，二频机抖激光陀螺在振动条件下的圆锥误差可以通过双子样迭代算法补偿，提高了捷联惯导系统的精度。
Two little beggars, who had been waiting at the bakery entrance to beg from patrons coning out, immediately scurried over and - asked for a handout and followed him from a distance.
面包店门口候客人出来讨钱的两个小乞丐，就赶上来要钱，跟了他好一段路。
Inhibiting water coning by water recovery from the oil reservoir with active bottom water can inhibit or slow down bottom water coning, stabilize oil production and control water cut.
对于底水能量较活跃的油藏，可利用采水抑锥工艺抑制或减缓底水的锥进，从而达到稳油控水的目的。
The study of the critical production and water breakthrough from an oil well in a bottom water reservoir should be based on sound understanding of water coning shape in it first of all.
研究底水油藏油井的临界产量和见水时间等问题时，首先要对水锥的形态有一个正确的认识。
The study of the critical production and water breakthrough from an oil well in a bottom water reservoir should be based on sound understanding of water coning shape in it first of all.
研究底水油藏油井的临界产量和见水时间等问题时，首先要对水锥的形态有一个正确的认识。
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