1、

By analyzing pipeline's system structure and logical structure of steady-state operating plan, it is thought that optimization problem for steady-state operating condition can be decomposed into two sub-problems which can be resolved in sequence-oil transporting temperature optimization and pump pipe matching optimization.

通过分析管道系统结构及稳态运行方案的逻辑结构,认为可将该系统稳态工况最优化问题分解为输油温度最优化和泵管匹配最优化两个可顺序求解的子问题。

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2、

Sing-pipe Heating System with Household Heat Measurement and Temperature regulation

分户式热计量和温度控制的单管供暖系统

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3、

Measurement of the Mean Temperature Across the Section of Air Powdered-coal Mixture Pipe in Primary-air Conveying Powder System of Boiler

锅炉送粉系统通过管外壁温度实现风粉混合物断面平均温度的测量

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4、

Microcomputer test system about length of non-freezing gas column in heat pipe

热管不凝气体气塞长度微机测试系统

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5、

The Application of Siemens PLC and The Pipe Measure System

西门子PLC在钢管测量系统中的应用

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6、

An Exploration of the Fuzzy Nervous System Used in Gas Pipe Risk Assessment

模糊神经网络在油气管道风险评价中的应用探讨

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7、

Application of PLC to Pressure Test System for Plastics Pipe

PLC在塑料管材持久耐压测试系统中的应用

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8、

Plastics piping systems-glass-reinforced thermosetting plastics ( grp) pipes-determination of the creep factor under dry conditions

塑料管系统-玻璃增强热固性塑料(GRP)管-干燥条件下测定蠕变因素

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9、

Detecting Principle and System Design of Thick Wall Steel Pipe

厚壁钢管探伤原理及自动探伤系统研制

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10、

Development and Application of Intelligent Multi-channel Steel Pipe Ultrasonic Automatic Flaw Detection System

智能化多通道钢管超声波自动探伤系统的开发与应用

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11、

A System of Multi-detecting Head Continuously Detecting Thickness of Pipe

多探头连续管材壁厚的高速测量系统

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12、

Design and Analysis of FRP Pipe Thread Grinding Machine Control System

FRP管道螺纹磨削机控制系统设计与分析

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13、

In order to facilitate the installation and removal of threaded connection valves, piping system at the appropriate location can be used on pipe joints.

为了便于安装和拆卸螺纹连接的阀门,在管路系统的适当位置上可用管接头。

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14、

Revamping of CNC System for Oil Pipe End Threading Machine Tool

石油管加工数控系统改造

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15、
16、

The basic working principle of automotive cooling system is expounded here with the emphasis on the characteristics of the two cooling systems: expansion valve throttle and pipe throttle.

阐述汽车空调制冷系统的基本工作原理,着重叙述膨胀阀式节流与孔管式节流制冷系统的特点。

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17、

The key of butt welding for Cu-Al pipe is the control of welding parameter. The original Control system adopt time relay to control welding parameter and the performance target of control accuracy, stability and reliability, etc.

铜铝管对接焊的关键是焊接参数的控制,原控制系统采用时间继电器控制焊接参数,控制精度、稳定性、可靠性等性能指标不能满足要求。

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18、

Study on the calculation of time-varying system of pipe network of hydropower station

水电站辅机管网时变系统计算研究

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19、

Meanwhile, this system adopts perfect self-fit calculation, suit the operation status of site saw by timing adjustment control project both assure the cutting accuracy of fixed length of welded pipe and improve the reliability of control system.

同时,该系统采用了完备的自适应算法,适应现场锯车的运行状况,通过适时调整控制方案,既保证了焊管的定尺切割精度,又提高了控制系统的可靠性。

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20、

Therefore, heat pipe receiver can improve the efficiency of system, avoid the phenomena of heat spot and thermal ratcheting.

因此,热管吸热器提高了系统的效率,能避免热斑和热松脱现象。

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