Through choosing the dead band time of amortize capacitor and numerical value, can realize soft switch in all operation pattern.
通过选择缓冲电容器的死区时间和数值,便能够在所有运行模式中实现软开关。
The integration uncertain border value is estimated by fuzzy inference and the soft switch control is accomplished by tanh (x) function replacing SGN (x).
根据模糊推理估计集成不确定边界,利用双曲正切函数代替符号函数实现软切换连续控制。
This thesis points out that soft switch is an important characteristic of CDMA system.
文中指出,CDMA系统的一个重要的特点是软切换。
The experimental results show that soft switch technology can effectively improve work environment of power converter and greatly decrease its power consumption.
试验结果表明,软开关技术能够有效地改善功率器件的工作环境,明显地降低损耗。
Ways to improve the reliability of arc welding inverter power and the research condition of zero voltage, zero current soft switch inverter are introduced.
介绍提高我国弧焊逆变电源可靠性的途径以及零电压、零电流软开关变换研究现状。
The three phase converter soft switch control can be realized by avail of resonant DC link.
谐振直流环可以实现三相变流器的软开关控制。
The main circuit USES the double barrel pair to stir up the topology, and USES the pulse electric current comparison control technology and soft switch technology.
主电路采用双管双正激拓扑结构,采用了逐脉冲电流比较控制技术和软开关技术。
There are some problems about the secondary voltage switching between voltage transformers of double bus. To solve these problems, a new method, soft switch of voltage, was proposed in this paper.
针对双母线电压互感器二次电压切换存在的问题,提出了电压软切换的新方法。
The solid state switch device uses power MOSFET as soft switch, so, the spark doesn't appear when the circuit turn on or turn off.
固态开关部件采用电力MOSFET做软开关,使得电路通断时,不会出现打火花的现象。
One approach is the soft switch technique that is used to reduce switch loss.
首先,利用准谐振软开关技术能够有效降低开关损耗,提高效率。
In the paper, the switch characteristic and protection principles of IGBT are described. Several typical protection circuits are analyzed. A new soft switch technology is put forward.
主要介绍了功率器件IGBT的开关特性和保护原理,分析了几种典型的保护措施,并提出了一种新型软开关技术。
The operation mode of the circuit is analyzed and the condition of how to achieve soft switch is discussed, how to design the parameters of the snubber is presented as well.
对电路进行了工作模态分析,对于软开关的实现条件进行了讨论,给出了无源无损软开关环节参数的设计原则。
Soft switch of voltage can identify and select working bus intelligently by software, and switch the bus voltage immediately without any contact.
电压软切换通过软件智能识别、选择工作母线,完成母线电压快速无触点切换。
As the working frequency of the switches in SMPS (switch Mode Power Supply) increases, the switching loss increases, too. Soft switch technique can overcome this problem.
开关电源的高频化使得功率开关的损耗加大,采用软开关技术是减小该损耗的有效手段。
In the hills, the willows, the long soft switch, flapping. Her graceful dancing, it is so beautiful, so natural, and gives the originally drab topped a slice of life.
在后山,种着杨柳,那长长的柔软的柳枝,随风飘动着。她那婀娜的舞姿,是那么美,那么自然,给那原本单调的后山增添了一片生机。
Media gateway control protocol is the important protocol in next generation network, it is the control protocol between soft switch devices and media gateway.
媒体网关控制协议是下一代网络演进中的重要协议,是软交换设备与媒体网关间的控制协议。
The soft switch technology and active clamp technology may improve the converting efficiency, but they are complex.
软开关技术、有源箝位技术可以提高转换效率,但是技术复杂。
No. 7 signaling gateway is an important functional entity of soft switch system structure.
七号信令网关是软交换体系结构中的重要功能实体。
It analyses the key techniques of the internetworking between soft switch network and WCDMA R4, proposes techniques request of internetworking node.
就软交换网络和WCDMAR 4网络互通的关键技术进行了分析和探讨,并借此提出了对互通节点的技术要求。
The invention solves the problems that the codec transformation control process of the soft switch is complicated and not easily realized, thereby improving the applicability of the MG.
本发明解决了软交换的编解码转换控制流程复杂、不易实现的问题,提高 MG的适用性。
This article introduces the technology and realization of soft-switch arc welding inverter.
介绍了弧焊逆变电源的软开关技术及其实现。
The results show that this control scheme could realize the high efficiency soft-switch control under the constant switching frequency to the converter.
结果表明,该控制方案能在恒定开关频率下对变换器实现高效率的软开关控制。
Meanwhile a very good soft-switch system has been achieved to improve efficiency and reduce system losses.
同时也很好的实现了系统的软开关,提高了系统的效率,降低了系统的损耗。
Introduces the system structure, access equipment's soft switch, interface protocol of next generation network, and discusses the networking problems of soft switch in next generation network.
介绍了下一代通信网络的体系结构、软交换的接入设备、设备间接口协议标准,讨论了下一代通信网软交换的组网问题。
It introduces soft switch techniques briefly, and analyses some techniques problems encountering in the course of building long distance networks which adopt soft switch extensively.
对软交换技术进行了简单介绍,同时对在网络中大规模应用的软交换长途网在建网过程中所遇到的一些技术问题进行了分析。
This article introduces a new design plan of soft switch invert welding power source, which can almost get in soft switch state under no-load, short circuit or load.
提出了一种新的软开关逆变弧焊电源的设计方案,该方案基本上可实现空载、短路、燃弧全负载范围内的软开关状态。
Soft switch is the new and old network integration hub.
软交换是新、旧网络融合的枢纽。
Soft switch, as the core technology of NGN is drawing the industry's attention.
软交换作为下一代网络的核心技术,受到业界的普遍关注。
Compared with traditional control method, a digital control method of soft-switch arc welding power source is put forward.
在与传统的弧焊电源控制比较的基础上,提出了一种软开关弧焊逆变电源的数字控制方案。
Compared with traditional control method, a digital control method of soft-switch arc welding power source is put forward.
在与传统的弧焊电源控制比较的基础上,提出了一种软开关弧焊逆变电源的数字控制方案。
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