Speed of skin-pass mill is an important factor to affect precision of elongation control.
平整速度是影响延伸率控制精度的关键因素。
According to theories of predictive functional control (PFC) and the characters of cold rolling temper mill, PFC-PID cascade elongation control system is designed.
本文结合预测函数控制(pfc)理论，针对平整机控制系统的特点，设计了PFC—PID串级延伸率控制系统。
The article mainly describes the automatic elongation control system of steel strip in skin pass mill, including the measurement, calculation and control of strip elongation.
本文主要介绍平整机带钢延伸率自动控制系统，包括延伸率的测量、计算及控制。
The elongation control system of cold rolling skin pass mill was described; the speed feedforward control and feedback control in the control system were detailed explicated.
描述了应用于唐钢冷轧薄板厂平整机组的延伸率控制系统，对该延伸率控制系统中的速度前馈控制和延伸率反馈控制做了重点阐述。
The new design has realized stretching and precise control of elongation, which have better value in production and use value.
该实用新型设计，实现了连杆螺钉的拉伸及伸长量的精确控制，有较好的生产实用价值。
In the control system for skin pass mill elongation, the measuring devices in common use are pulse generator and laser velocimeter, of which the control accuracy of the laser velocimeter is higher.
在平整机延伸率控制系统中，常用的测量装置是脉冲发生器和激光测速仪。
PHYA and PHYB2 showed relatively small influence on the two traits. However, PHYA and PHYB2 obviously interacted with PHYB1 to control hypocotyl elongation and anthocyanin biosynthesis.
PHYA和PHYB2对胚轴伸长和花青素合成的影响程度较小，但是与PHYB1具有明显的互作效应。
The test shows that the influence of roving elongation percentage on roving weight unevenness and evenness CV is evident, and the control of roving tension is very important.
通过试验测试发现粗纱伸长率对粗纱重量不匀率和条干c V值影响显著，强调了控制粗纱张力的重要性。
The paper mainly introduces raw material quality control, calculation of burden, stretch-draw force and elongation value, construction technology of non-bonding prestressed steel strand.
主要介绍无粘结预应力钢绞线的原材质量控制、配料、张拉力值、伸长值的计算及施工工艺。
Then the thesis introduces the advanced statistical techniques, successfully use control chart to control the elongation and crimp shrinkage. of DTY.
结合断裂伸长和卷缩率指标的特点，引入了先进统计技术，成功的将控制图应用于指标的控制。
Then the thesis introduces the advanced statistical techniques, successfully use control chart to control the elongation and crimp shrinkage. of DTY.
结合断裂伸长和卷缩率指标的特点，引入了先进统计技术，成功的将控制图应用于指标的控制。
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