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加热半径
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  heating radius
     Based on the flowing coefficient and the calculated front and bottomhole temperatures in heating zone using viscosi ty temperature curve equation of crude oil, the equation for calculating the heating radius is etablished. By relating the heating radius to flowing coefficient, it is suggested heating radius changes with time.
     作者从油藏生产实际应用出发,从原油的流动系数入手,利用原油的粘度与温度曲线方程,在确定加热区前沿温度和井底温度的基础上,给出了蒸汽吞吐开采油藏加热半径的动态计算方程,并将加热半径与油藏原油流动系数联系起来,认为加热半径是一个随时间变化而变化的动态参数。
短句来源
     A new theory of the relationship between heating radius and well pattern during CSS process
     稠油蒸汽吞吐过程中加热半径与井网关系的新理论
短句来源
     The flowing material balance method,a new method for reservoir engineering dynamic analysis,is presented and applied to the well test analysis of heavy oil steam stimulation,calculating the heating radius and formation contaminant factor in this paper.
     介绍了一种新的油藏工程动态分析方法──流动物质平衡方法,并将该方法应用于稠油蒸汽吞吐试井分析,计算出加热半径和地层污染系数。
短句来源
     The correct determination of heating radius in viscous oil reservoir is the key to analysing reservoir performance, and the basis for drawing up and adjusting development plan.
     正确确定稠油油藏的加热半径,是油藏动态分析的关键,是制定及调整开发方案的基础。
短句来源
     Heating radius is calculated assuming that the amount of heat injected into formation equals to the sum of heat loss and heat absorbed.
     根据注入地层的热量为热损失与地层吸收的热量之和,计算出加热半径;
短句来源
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  “加热半径”译为未确定词的双语例句
     The numerical calculation shows that the oil recovery increases with the increase of input power, and the electrical heating efficiency and heated area can increase with the decrease of dimensionless conductivity of reservoir.
     数值计算结果表明,输入电功率越高,原油采收率增加的幅度越大,随着无因次油藏电导率的减小,电热效率提高,有效加热半径也增大。 在电阻加热油藏工艺中应防止电极处出现温度过高的现象
短句来源
     The characteristics of the reservoir heating technology is analyzed, and the result shows electric resistance type reservoir heating system performs well.
     结果表明 ,电阻电加热的加热半径较短 ,有效加热范围 3~ 5m ,加热温度随距离的增大呈指数关系递减。
短句来源
     the production and rock porosity are the important factors of influencing the distribution of the temperatures, condensate saturations and gas relative permeability; the larger the production, the smaller the heating action radius; when the production was small and the high temperature only occurred to the vicinity of the borehole wall, the heating action radius might be up to 3 m;
     产量和岩石孔隙度是影响温度、含油饱和度和气相相对渗透率分布的重要因素 ,产量大时加热作用半径小 ,只有井壁附近存在高温 ,而产量小时加热半径可达到 3m ;
短句来源
     By means of photographing arc brazing process, it has been found that the arc configuration of galvanized steel sheet and Q235 steel sheet is different; the effective heating region of galvanized steel sheet is larger than Q235 steel sheet at same brazing parameters.
     在电弧钎焊的高速摄像中发现Q235钢和镀锌钢板的电弧呈现不同的电弧形态,在相同钎焊参数下镀锌钢板电弧的有效加热半径要比Q235的大。
短句来源
     An axial symmetry model and a thermal-mechanical decoupled FEM were adopted, and it is assumed that the energy distribution of laser beam is Gauss distribution on the weld pool surface.
     采用轴对称模型和热力解耦的有限元方法,并假定沉积到钎缝表面的激光束能量为Gauss分布,预热通过在焊接加热前添加一个能量密度低、有效加热半径大的单独工况实现。 结果表明.
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  相似匹配句对
     A METHOD FOR CALCULATING HEATING RADIUS IN STEAM STIMULATION OF VISCOUS OIL RESERVOIR
     稠油蒸汽吞吐加热半径动态计算方法
短句来源
     Ionic Radius
     离子半径
短句来源
     FORMATION MECHANISM OF METAL PIPE-BEND WITH SMALL BENDING RADIUS UNDER INDUCTION HEATING
     感应加热半径金属弯管成型的机理研究
短句来源
     THE ION HEATING DURING ICRH
     离子回旋共振加热的离子加热
短句来源
     A Direct-column-heating Controller for Programmable Process Chromatographs
     直接加热温度控制器
短句来源
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  heating radius
For off axis heating, diffusive transport should lead to a temperature profile that is flat inside the heating radius.
      


Electrical resistance heating (ERH) is a thermal stimulation technique, in which electrical power is converted into heat in the formation. Considering the theories of electromagnetic field, two phase fluid flow and conservation of energy, a mathematical model for analyzing ERH heating patterns in a single well is developed. Some numerical simulation results are obtained. A few of factors affecting on the electrical heating efficiency and the oil recovery efficiency are discussed. The numerical calculation shows...

Electrical resistance heating (ERH) is a thermal stimulation technique, in which electrical power is converted into heat in the formation. Considering the theories of electromagnetic field, two phase fluid flow and conservation of energy, a mathematical model for analyzing ERH heating patterns in a single well is developed. Some numerical simulation results are obtained. A few of factors affecting on the electrical heating efficiency and the oil recovery efficiency are discussed. The numerical calculation shows that the oil recovery increases with the increase of input power, and the electrical heating efficiency and heated area can increase with the decrease of dimensionless conductivity of reservoir.

根据电磁场理论、能量守恒原理和两相流原理,给出了单井电阻加热油藏的数学模型。利用数学模拟方法研究了油藏电导率和油层厚度对电热效率的影响以及电阻加热油藏中的温度分布问题,讨论了输入电功率对原油采收率的影响。数值计算结果表明,输入电功率越高,原油采收率增加的幅度越大,随着无因次油藏电导率的减小,电热效率提高,有效加热半径也增大。在电阻加热油藏工艺中应防止电极处出现温度过高的现象

The correct determination of heating radius in viscous oil reservoir is the key to analysing reservoir performance, and the basis for drawing up and adjusting development plan. Based on the flowing coefficient and the calculated front and bottomhole temperatures in heating zone using viscosi ty temperature curve equation of crude oil, the equation for calculating the heating radius is etablished. By relating the heating radius to flowing coefficient, it is suggested heating radius changes with time.

正确确定稠油油藏的加热半径,是油藏动态分析的关键,是制定及调整开发方案的基础。作者从油藏生产实际应用出发,从原油的流动系数入手,利用原油的粘度与温度曲线方程,在确定加热区前沿温度和井底温度的基础上,给出了蒸汽吞吐开采油藏加热半径的动态计算方程,并将加热半径与油藏原油流动系数联系起来,认为加热半径是一个随时间变化而变化的动态参数。

Model SMC 7204/8 nitrogen generator separates nitrogen gas from air by means of the thin film technology. It is comprised of air supply system, air pretreatment system, gas separation system, nitrogen boosting system and control system. The generator can be used to provide nitrogen gas with the pressure required by the nitrogen injection in oil recovery. Field tests on 4 nitrogen injection wells show that, by using the generator in nitrogen injection, water cut in every well is reduced by 10.9%, and excessive...

Model SMC 7204/8 nitrogen generator separates nitrogen gas from air by means of the thin film technology. It is comprised of air supply system, air pretreatment system, gas separation system, nitrogen boosting system and control system. The generator can be used to provide nitrogen gas with the pressure required by the nitrogen injection in oil recovery. Field tests on 4 nitrogen injection wells show that, by using the generator in nitrogen injection, water cut in every well is reduced by 10.9%, and excessive 1867 9t of crude is produced in total.

SMC 72 0 4 / 8型膜制氮气装置采用薄膜技术从空气中分离氮气 ,由空气供给系统、空气预处理系统、气体分离系统、氮气增压系统和控制系统组成。向地层注入蒸汽的同时注入氮气 ,可扩大蒸汽加热半径 ,增加蒸汽波及体积 ,同时聚集在油层顶部的氮气具有很好的隔热效果 ,能有效地减少通过上隔层散失的热量 ,另外同蒸汽一起注入油层的氮气 ,还起到强化助排的作用 ,可以提高油井采收率。 4口注氮井的现场试验表明 ,效果较好的井平均含水降低 1 0 9% ,日增油 5 7t,4口井累计增油 1 867 9t,投入产出比为 1∶2 4 ,经济效益为 1 30 6万元。

 
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