1) secondary disturbance
二次扰动
1.
When the fault occurs in power systems, it always follows the secondary disturbance, such as switch of the circuit breaker on/off or evolving fault, which will cause protection relays operate incorrectly, even lead to blackout or the accident of stability.
故障后的电力系统经常伴随着断路器开断操作或转换性故障等二次扰动,二次扰动会引起继电保护装置的不正确动作,甚至造成大面积停电或稳定性破坏事故。
2) secondary disturbance information
二次扰动信息
1.
The paper firstly defines secondary disturbance and analyses its information, then presents the calculation of secondary disturbance information based on super-imposed principle.
论文定义并分析了二次扰动和二次扰动信息,提出了根据叠加原理计算二次扰动信息的计算方法,分析了二次扰动对继电保护的影响并探讨了利用二次扰动信息构造继电保护的可能性。
3) super-imposed component of secondary disturbance
二次扰动增量
4) Secondary
二次
1.
Study on Secondary Seismic Acquisition in Southern Steep Zone in Biyang Depression;
泌阳凹陷南部陡坡带二次采集方法研究
5) two-step ejecting
二次推出
1.
Througn designing three axial slots in internal threaded portion and optimizing nib structure,a design was made on the injection mould with a two-step ejecting mechanism with non-rotating.
对笔尖内螺纹部分设计三段轴向开槽,优化笔尖结构,设计了二次推出不带旋转机构的自动脱螺纹注塑模。
6) reheating
二次加热
1.
Reheating Process for the Semi-solid A356 Alloy;
半固态A356合金的二次加热工艺研究
2.
Detection of the Reheating State of Semisolid Hypoeutectic Al-Si Alloy;
半固态亚共晶铝硅合金二次加热状态检测
3.
The effects of processing parameters of semi-solid billets preparation,reheating temperature and holding time on the semi-solid slurry microstructure of AlSi7MgBe alloy by liquidus semi-continuous casting were studied.
采用近液相线半连续铸造技术制备AlSi7MgBe合金半固态坯料,研究制坯工艺以及二次加热温度和保温时间对半固态浆料微观组织的影响,通过组织与性能分析对AlSi7MgBe合金的半固态触变成形性进行了研究。
参考词条
补充资料：输出反馈(见线性二次型次优控制)
输出反馈(见线性二次型次优控制)
output feedback
3h日c卜口fon以以{输出反馈型次优控制。(output王eedbaek)见线性二次
说明：补充资料仅用于学习参考，请勿用于其它任何用途。