压力系统
- 网络Pressure system
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提出对终端压力系统进行连续量控制,建立了终端压力系统数学模型,由于系统参数的时变性,提出了基于BP网络整定的PID控制算法,并进行了仿真研究。
We also present a control system of terminal pressure system and build mathematic model .
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船用锅炉蒸汽压力系统的模糊免疫神经网络PID控制设计
PID control design of the steam pressure system for marine boiler based on the fuzzy immune-NN
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基于Hopfield网络的控制有约束MAC算法在主汽压力系统中的应用研究
The application of MAC with control constrained based on Hopfield network in the main steam pressure system
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东、西两区各自有统一的压力系统,它们之间的压力差约3MPa;
There are respectively unifed pressure systems in the cast and west areas , and the pressure difference between them is about 3 MPa .
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建立了单独控制螺旋输送机转速与同时控制推进速度和螺旋输送机转速这两种控制模式下,EPB盾构密封舱土压力系统控制方程。
The control equations of the working chamber earth pressure system under two kinds of control mode such as the separate control of screw conveyor speed , the combination control of advancing speed and screw conveyor speed are given respectively .
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双城地区中浅层压力系统对油气运聚的控制
Control of Middle-shallow Pressure System on Hydrocarbon Migration in Shuangcheng Area
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克拉玛依砾岩油田注采压力系统研究
A study of injection & production pressure system for Karamay conglomerate reservoirs
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压力系统的刻度是地层测试器测井的前提。
Calibration of pressure system is the precondition of formation tester log .
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智能控制在船用锅炉主蒸汽压力系统中的应用研究
Research on Application of Intelligent Control in the Steam Pressure of Marine Boiler
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注采压力系统及合理注采比研究的一种方法
A new method of research on injection-production pressure system and reasonable injection-production ratio
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电站锅炉主汽压力系统抗干扰设计和应用
Anti-disturbance Design and its Application in main Steam Pressure Control for Utility Boiler
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焦炉集气管压力系统建模及智能控制的研究
Modelling and Studying of Intelligent Control for Gas Collector Pressure System of Coke Ovens
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山东博兴地区压力系统分析及油气成藏动力学机制
The pressure systems and dynamic mechanisms for oil and gas accumulation in the Boxing region , Shandong
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研究结果表明:①工作压力系统可由工作内源压力与工作外源压力两类因素构成;
The results indicate : ① There are intrinsic stress and the extrinsic stress in the stress system .
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通过采取注水站DF400泵降级使用,增注站分压力系统改造,将污水直接进水处理系统,改造污水外输泵等降低能耗措施,取得了较好的经济和社会效益。
These problems are solved through reconstruction of the injection stimulation station , pumping sewage directly into water treatment system and improving sewage-transferring pumps .
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通过对该地区地质特征、地层压力系统等方面开展堵漏工艺研究,达到节约开发成本的目的。
This paper studies the leakage technique in order to save the development cost according to the factors as the local geology characteristics and formation pressure .
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1997年12月7日气藏投入试采,动态资料表明6口气井彼此相互连通为同一压力系统。
The gas reservoir was put into production on December 7,1997 and the performance data show that the six gas wells are interconnected and belong to a same pressure system .
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以正常压力系统封闭气藏的物质平衡方程式为基础,建立一种利用累积产气量计算气藏地层压力的方法。
On the basis of the material balance equation , this paper develops a method to predict the formation pressure using cumulative production data for normal pressure confined gas reservoir .
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针对具有工况复杂、多变量耦合等特点的焦炉集气管压力系统,提出了一种专家规则与模糊控制相结合的多级智能控制策略。
A multilayer intelligent control method combining expert rule with fuzzy control for pressure system of coke oven collecting gas pipe was proposed according to its complex properties with multivariable coupling .
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在采取调整、完善开发井网,多方式优化注水以及油水井配套措施后,建立了一套符合油藏实际,满足开发要求的油藏注入水驱压力系统,取得了很好的油藏开发效果。
Many measures , such as well-pattern adjustment , water injection optimizing , well renovation , put the water flooding system to more and more accurately fitting the reservoirs and higher development efficiency .
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研究表明,沉积盆地内的热流体活动过程,实质上是一个在压力系统这一主要驱动机制作用下的流体聚散动平衡过程。
Through studying it is indicated that in sedimentary basin the thermal fluid flowing process belongs to a dynamic balance between accumulation and dispersion under the action of the principal drive mechanism formed by pressure system essentially .
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复杂地层固井技术日趋完善,开发了适应高压气井、塑性地层、低压易漏失井、多压力系统以及深井超深井高温固井配套技术;
Cementing technology of complicated formation becomes more perfect , cementing technologies for high-pressured gas wells , plastic formation , low-pressured lost circulation zones , multi-pressure system and HTHP cementing in deep or super deep wells are developed ;
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川东北天然气藏的形成与保存由燕山期的埋深、喜山期的抬升及异常压力系统的保持情况三者共同决定,压力封闭为成藏的关键因素。
Formation and preservation of gas accumulations in northeastern Sichuan basin are determined by burial depth in Yanshan period , elevation in Himalayan period and preservation of abnormal pressure system . Pressure sealing is the key factor to gas accumulation .
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欠平衡钻井循环系统是一个多相流体流动的非稳定压力系统,它受注入流体气液比,储层流体二次充入,地面回压等因素控制。
The circulating system of underbalance pressure drilling is a multiphase fluid flowing unsteady pressure system , which is controlled by such factors as the air liquid ratio of pumped fluid , second invaded reservoir fluid , surface back pressure and state equation etc.
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影响断层封堵性的主控因素包括:断层形成的应力机制、断层的倾角、断层的落差、断层带的泥质含量、断层两盘岩性的对接关系和压力系统。
Influence of fault sealing the main controlling factors include : a fault of the formation of the stress mechanism , fault of the slope Angle , the divide , faults argillaceous content , faults , two sets of lithology joint relations and pressure system .
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研究表明:Ⅱ、Ⅲ油组天然水驱能量相差悬殊,属于不同压力系统,且原油饱和压力差异很大,合采时产生严重的层间干扰,两个油组产能得不到合理利用;
Research showed that there is a wide gap of the natural water flooding energy between the ⅱ、ⅲ oil bearing strata . They belong in different pressure system , ⅱ、ⅲ oil bearing strata differ greatly in crude saturation pressure . There is serious interlayer interference during combined production .
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在四川盆地,特别是川东地区普遍存在纵向上的多产层和多压力系统,且高低压间互,常给钻井工程带来井下复杂而影响钻井周期,增大钻井成本。
In Sichuan basin , especially in East Sichuan region , the multiple pay beds and multiple pressure systems are common longitudinally and the high pressure and low one are alternative , which generally causes the complexity in borehole , prolongs the drilling cycle and increases the drilling cost .
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为密封舱土压力系统数学模型的建立奠定基础。(4)提出了一种基于模型参数在线辨识结合最优控制的密封舱土压力动态平衡控制方法。
It provides the basis for further researching on the dynamic balance control of the working chamber earth pressure system . ( 4 ) A new dynamic balance control method based on the on-line identification of model parameters and the optimization control for the working chamber earth pressure is proposed .
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利用压力系统分析模型,可求解多分支水平井的协调产量和协调流压,以及多分支水平井在协调点的产量和各分支水平段沿程压力分布及产量分布。
The pressure system analysis model can be used to calculate the coordinated values of production rate and pressure of the multi-lateral horizontal well-bore and production contribution of each lateral in the coordinated point and analyze the distribution of production rate and pressure along the horizontal section of each lateral .
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稳压器压力调节系统动态特性研究及PID参数整定
Dynamic Characteristics Research of Pressurizer Control System and PID Parameters Setting