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- frequency of constant voltage water supply 变频调速恒压供水
- The Application of Frequency and Constant Voltage Water Supply Control Technology in Pump Station Water Supply System 变频恒压供水控制技术在泵站供水系统中的应用
- regulate water supply; frequency of constant voltage water supply; pressure superposed water supply; 论述了建筑二次供水的方式及优缺点,并提出了对其选择的一些建议。
- Application of Frequency-changer Speed Adjusting in Constant Voltage Water Supplying 变频调速在恒压供水中的应用
- Theory Study on Constant Voltage Water Supplying Device Whose Frequency and Velocity Can be Adjusted for Application in Architectual Water Supplying System 变频调速恒压供水在建筑给水应用的理论探讨
- supply water with constant voltage 恒压供水
- This standard does not specify a charge acceptance test at constant voltage. 本标准未规定恒压充电接受能力试验。
- This paper introduces a simple, reliable AC power supply with constant voltage and frequency. The supply consists of a DC motor-AC generator set, a automatic voltage regulator (AYR), and a automatic frequency regulator (AFR). 本文介绍一种简单可靠的恒压恒频交流电源装置;它由直流电动机-交流发电机组、自动电压调节器AVR及自动频率调节器AFR组成.
- The majority of photovoltaic water pumping systems produced in the factories are worldwide equipped with constant voltage tracker (CVT)instead of maximal power point tracker (MPPT)for tracking the maximal power output of solar cell array. 光伏阵列的最大功率点跟踪器可使光伏水泵系统获得实时的最大功率输出。 出于方便及降低系统造价，世界上大多数国家的光伏水泵系统产品迄今仍采用恒定电压跟踪器（CVT），以代替真正的最大功率点跟踪器（MPPT）。
- Anodic aluminum oxide (AAO) was fabricated on aluminum in acid electrolytes at constant voltage. 直流恒压条件下,酸性溶液中铝的阳极氧化会形成多孔阳极氧化铝(AAO)。
- This paper focuses on voltage regulation strategies of 400Hz CVCF(Constant Voltage Constant Frequency) inverter. 本文研究了400Hz恒压恒频(CVCF)中频电源逆变器波形控制策略。
- The anodic oxidation process of aluminum in sulfuric acid was investigated using constant voltage electrolysis method. 采用恒电压电解法研究了铝在硫酸中的阳极氧化过程。
- In chapter 2, basic theories about the mechanism of the constant voltage ANO of silicon are reviewed. 第二章首先回顾过去对定电压阳极氧化机制的基本理论，这些模型提出在阳极氧化过程中可能发生的电化学反应。
- This article makes some supplement to the character of constant voltage source and constant current source so... 对恒压源与恒流源的性质进行了补充,可使等效变换的运用大为扩展。
- The unique output full-bridge incorporates source-side linear operation to allow a constant voltage across the motor coil. 独特的全桥式输出整合源端线性操作,可确保电动机线圈的持续电压供应。
- Variable cutting apparatus with constant voltage, cutting pressure can be adjusted according to different requirements of workpieces. 可调的恒压切削机构,切削压力可按不同工件的切削条件现场调整。
- The field current required to produce a constant voltage at the generator terminals varies over a wide range for various loads and power factors. 稳定发电机端电压所需要的励磁电流,因负荷和功率因数的不同,其变化范围很大。
- A review was given of porous anodic alumina films(PAAF)formation on aluminum by two-step anodization method in acid electrolytes at constant voltage. 直流恒压下,在酸性溶液中对铝实施两步阳极氧化制备了多孔氧化铝膜。
- In addition, the dependence of BTI on channel length is extensively investigated under constant voltage and field stress. 另一方面，负偏压温度不稳定性受应力之影响而产生劣化现象。
- Much searching through online “cookbook” circuits turned up no means of ramping an op-amp integrator to hold at a preset constant voltage level. 通过在线常用电路的许多研究发现运放积分器保持预设持续电压是没有意义的。
