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- The high voltage variable frequency transformation of power plant's pump system of condensation water pump, condensation water booster pump is described briefly. 对发电厂的凝泵、凝升泵的高压变频改造进行了简要叙述,并对经济性试验的数据进行了定量分析。
- Application of sampling frequency transform in digital variable frequency 抽样频率转换在数字下变频中的应用
- variable frequency transformer 变频变压器
- VFO? Variable Frequency Oscillator? 可变频率振荡器,变频振荡器?
- Application of PLC and Frequency Transformer to TV Studio Technology. PLC以及变频器在电视演播工艺中的应用。
- Medium frequency transformer quenching is used for workpiece diathermy,quenching,annealing,brazing,etc. 中频淬火变压器用于工件的透热、淬火、退火、弯管钎焊等工艺。
- EAL-68 with small amount of additive is suitable for R407C in variable frequency rotary compressors of YZB-20R. EAL-68型POE润滑油加入少量添加剂可以作为R407C的YZB-20R型变频压缩机用油。
- The frequency inverters has a function of variable voltage and variable frequency. 频率逆变器具有变压、变频功能。
- Energy consumption of variable frequency drive pump are analyzed,and makes sugg estions about its suitable application. 详细分析了变频调速水泵的能耗,对如何合理应用变频调速水泵进行了探讨。
- An idea of design is provided for asynchronous m otor of variable frequency variable speed in this paper mainly. 本文主要为变频调速异步电动机的设计提供一条思路。
- The designing parameters of high frequency transformer and the protecting IGBT in plasma spraying inverter with high voltage and large current is analyzed in this paper. 分析了等离子喷涂逆变器在高电压大电流条件下,高频变压器参数设计和IGBT保护问题。
- Motor for deflector roll in entry side is requested to use AC variable frequency control. 卷取机卸卷小车行走电机采用交流变频调速控制。
- The method of design high frequency transformer in half bridge inverter circuit is introduced exampled in detail,besides temperature rise and power loss are discussed. 依据一个半桥逆变电路的实例详细介绍了高频变压器设计的一般方法和步骤,并讨论变压器损耗和温升问题。
- Then the parameterand implement frame of variable frequency test system are dis cussed. 对变频试验系统的参数和实际组件进行了讨论。
- A new improved discrete variable voltage variable frequency equivalent sinusoidal control method is presented. 一种新的离散变压变频等效正弦控制方法被提出。
- In this paper, a randomization sampling system with AC variable frequency technology, based on IP was introduced. 介绍一种以工控机为核心,利用交流变频调速技术实现的随机取样系统。
- To achieve the basic waveforms (sine, square, etc.) display, a variable frequency and amplitude control. 能够实现基本波形(正弦,方波等)的显示功能,有频率和幅度变量的控制。
- In this paper the ultrafine of attapulgite from Xuyi was studied by variable frequency planet-type grinding mill. 以盱眙产优质凹凸棒石粘土为研究对象,用变频式行星球磨机对其进行超细粉碎。
- The VRV air-conditioning system of variable frequency technology can achieve the effect of energy conservation. 然而,封包的排程方法与睡眠模式的运作方式 对于行动站台的能源消耗会产生很大的影响。
- The novel full-bridge mode inverters with high frequency link are constituted of high frequency inverter bridge, high frequency transformer, cycloconverter, input and output filters. 新颖的全桥式高频环节逆变器,由高频逆变桥、高频变压器、周波变换器以及输入、输出滤波器构成,包括全桥全波式和全桥桥式拓扑。