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ac power     
相关语句
  交流电源
     2. The emission spectra of NO/N_2, O_2/N_2 and NO/O_2/N_2 in DBD plasmas produced by ac power source with frequency of 50 Hz and 5 kHz respectively was measured.
     2.在NO/N_2、O_2/N_2和NO/O_2/N_2体系中,对分别利用50Hz和5kHz交流电源放电的等离子体进行了光谱测量。
短句来源
     Design of 115 V/400 Hz AC Power Supply by PWM Amplifier
     采用PWM放大器的115V/400Hz交流电源设计
短句来源
     Development A Kind of AC Power Recorder Based on P87LPC764
     一种基于P87LPC764的交流电源记录仪的研制
短句来源
     Based on the potential equation of AC motor starter circuit,using a 10/0.47kV power transformer,the idea of power supply of 60Hz/550V equipment can be realized directly by 50Hz/470V AC power source.
     以交流电动机定子电路的电势方程为理论依据,用一台变比10/0.47kV的电力变压器,实现了用50Hz、470V的交流电源直接对进口的60Hz、550V设备供电的设想。
短句来源
     25 Hz AC power supply with low harmonics and high stability
     25Hz低谐波高稳定度交流电源
短句来源
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  交流功率
     After all these improvement methods to be adopted, the limiting value (≈2.5σ) or the AC/DC transfer error caused by thermal converter will be less than 10 ppm in AC power measurement with single time.
     当这些措施都被采用后,在进行单次交流功率测量时,可使由热电变换器引起的交、直流转换误差的极限值(≈2.5σ)小于10ppm。
短句来源
     Error Analysis for Measuring AC Power with YY-10 AC/DC Comparator
     用YY-10型交直流比较仪测量交流功率时的误差分析
短句来源
     A new method, based on single TC for measuring AC power, voltage and current, is discussed and the operating principle of the instrument with a FE 10 TC is described in this paper.
     本文提出了利用单热电偶测量交流功率、电压、电流的新方法,介绍了利用单个FE10型热电偶设计的热电偶型标准交流功率、电压、电流测量仪的工作原理。
短句来源
     The method is suitable for transferring (range expanded) all classes of electric energy standards (total uncertainty is 0.01%~0.1%) of AC power, current and voltage, and especially for transferring the AC power under special waveform (such as several typical waveforms specified by IEC 1036).
     本方法适用于各级电能计量标准 (总不确定度为 0 0 1%~ 0 1% )的交流功率和交流电流、电压的量值传递 (量程扩展 ) ,特别适用于特定波形 (如IEC 10 36标准中规定的几种典型的波形 )下传递交流功率
短句来源
     Automatic Certification System of AC Power & Watthour Meter with 0.01 Accuracy Digital Program Control
     0.01级数字可程控交流功率电能表自动检定系统
短句来源
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  交流电力
     Analysis of Structure and Parameter Selection of 35kV AC Power Cable for Metro
     地铁用35kV交流电力电缆结构与参数选择分析
短句来源
     AC power propulsion systems have the requirements of high efficiency, low harmonics and noise.
     交流电力推进系统的设计需满足高效率、低谐波和低噪声的要求。
短句来源
     Development of Calculation Software for Short Circuit in Shipboard AC Power System
     船舶交流电力系统短路计算软件开发
短句来源
     The selection method of metal oxide lightning arrester (MOA) used in neutral directly grounding and un - directly grounding AC power system was introduced.
     介绍了用于中性点直接接地和非直接接地交流电力系统的金属氧化物避雷器(MOA)的选择方法。
短句来源
     A Practical Single-phase Controllable AC Power Control Circuit
     一种实用的单相可控交流电力控制电路
短句来源
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  交流电
     A Converting System from Single Phase AC Power into N Phase Logic Power of 360°/N Phase Difference
     以单相交流电实现相差为360°/N的N相逻辑电源变换系统的研究
短句来源
     In this card, applied TMS320VC5409 as a peripheral processing unit and applied PCI2040 as PCI-DSP bridge , then performed a frequency and phase testing instrument of three-phase AC power by software design.
     采用TMS320VC5409作为外围核心处理单元、PCI2040作为PCI桥芯片,通过软件开发实现了三相交流电频相测试仪。
短句来源
     A Measurement System of AC Power Factor Based on MCS-51 Microprocessor
     基于MCS-51单片机的交流电功率因数测量
短句来源
     Study On Synchronous sampling Methods of AC Power Parameters
     交流电参数的同步采样方法研究
短句来源
     The timer B of MSP430F449 is used to produce 6 routes of sinusoidal PWM signal which can control three routes inverse transform circuit. After inverse transform and filtering,three-phase sinusoidal AC power supply can be obtained.
     设计中应用MSP430F449定时器B产生6路按正弦规律变化的PWM信号,PWM信号驱动三路逆变电路,逆变后经滤波输出三相正弦交流电
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  ac power
We used a Shinko Seiki Plasma Polymerization equipment with a bell jar reactor comprising two electrodes connected to a symmetric AC power supply of 15 kHz.
      
Allowing water/hydrogen or water/hydrogen/He gas mixture to flow through micro- hollow type of electrodes and applying 60 Hz AC power between the electrodes made it possible to sustain large area and atmospheric pressure discharge.
      
For this purpose, two kinds of power supply were compared, that is, AC power supply which has a high-frequency sinusoidal wave form, and AC pulse power supply which has modified AC pulse wave form.
      
The effect of wa eform and frequency of applied ac power was in estigated for each reactor.
      
Streamer coronas are produced with a dc-superimposed high-frequency ac power supply (10-60 kHz).
      
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