- 基极导通电压
- base: adj. 1.贱的，劣的；卑下的，低级的；卑鄙的。 2. ...
- voltage: n. 【电学】电压，电压量，伏特数。 the worki ...
- base voltage: 基本电压; 基电压; 基极电压
- base bias voltage: 基极偏置电压
- base emitter junction voltage: 基极射极结电压
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base on voltage中文什么意思
- 基极导通电压
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- The whole large current testing system based on voltage - frequency converting technique has been finished in this paper , and the dc voltage signals , power frequency ac voltage signals are tested by this computer - testing system , the results are good , then the current of current - source in the synthetic circuit are tested by this computer - testing system
本文完成了一整套基于压频转换技术的大电流测试系统，首先测量了直流电压信号、工频交流电压信号，然后完成了对合成回路中电流源电流信号的测试。 - For the convenience of test , varied circuit chip defects caused by the production process are abstracted as all kinds of models . at present the commonly used fault models mainly consist of stuck - at fault , stuck - open fault , bridge fault , store fault , delay fault , etc . testing methods based on voltage testing mainly aim at stuck - at fault model and have also obtained satisfactory result in research for many years . bridge fault is tested easily by quiescent power supply current ( iddq ) testing method . in regard to stuck - open fault that is difficult to testd by quiescent power supply current ( iddq ) and voltage testing , it can is tested by the dynamic current ( iddt ) testing
为了便于测试,我们将生产过程中集成电路出现的多种多样的缺陷抽象为各种模型。目前常用的故障模型主要有:固定故障,开路故障,桥接故障,存储故障,时滞故障等。电压测试主要针对固定型故障模型,多年的研究也取得了令人满意的结果; cmos电路中的桥接故障则宜用稳态电流测试方法( iddq )测试;对于电压和稳态电流难以测试的开路故障,可以使用瞬态电流测试( iddt )的方法进行测试。 - We discussed the performances of the stator flux estimation model . the flux estimation model based on voltage and current is used to estimate the stator flux in high speed region and low speed region respectively , the hardware of gate - motor system is designed using digital signals processor ( dsp ) tms320f240 and intelligent power module ( ipm )
针对电压模型、电流模型两种电子磁链估算方法，对其进行了性能分析，对于全数字化直接转矩控制系统高速区采用电压模型估算磁链，而在低速区时采用电流模型估算定子磁链。 - Firstly , the basic character of the remote filed eddy current is simulated and analyzed in case of two - dimension axial symmetry which approves the existence of remote filed eddy current phenomenon ; the full circumferential defect model is investigated to approve the feasibility of using the rfec techniques to detect the position and depth of defect ; the pit corrosion 、 circumferential and axial crack models are simulated , and the defect character based on voltage plane polar plot and the changes of phase and amplitude are analyzed to supply the standard for defect reconfiguration
首先,在二维轴对称情况下仿真与分析了远场涡流的基本特性,证实了远场涡流现象的存在;对全周向缺陷的远场涡流检测进行了详细研究,证实了远场涡流检测缺陷位置和深度的可行性;对点状腐蚀、轴向与周向裂纹三种非轴对称缺陷进行三维有限元仿真,利用相位差和幅值变化曲线与电压平面极坐标图对缺陷特征进行分析,为缺陷形状重构提供了依据。 - To solve the problems above , this dissertation supported by the project of national natural science foundation ( nnsf ) : research on piezoceramic micro - actuator ’ s polarity modeling and controlling method ( code : 60274053 ) focuses on the research of driving and control technique of piezoceramic . the drivers based on voltage , current control had been designed with the high voltage amplifier as core component
针对压电陶瓷驱动存在的上述问题,本文结合国家自然基金项目“压电陶瓷微驱动器件极化模型与驱动方法的研究” (编号: 60274053 ) ,以高压运算放大器为核心元件,通过分析电压、电流型驱动器原理及电路参数,提出了一种弥补其不足的复合型驱动方法。