感应加热

Is a high-tech enterprise in Henan Province, China Heat Treatment Association, relying on university scientific research strength, the basis of modern power electronics theory, with Zhengzhou University Motorcycle Factory United attachment to the strict requirements of the production process of "X" series new frequency, high frequency, ultrahigh frequency induction heating equipment, the main circuit using IGBT, MOSFET and other new types of power devices, to integrated, modular, as the basic characteristic of independent innovation with new output transformer, equipment greatly enhance the power, energy consumption significantly reduced, the reliability of the maintenance-free development, and by domestic users widely welcomed and has been exported to Southeast Asia and the European Union and many other countries and regions.

郑州科创电子有限公司是河南省高新技术企业、中国热处理协会会员，依托高校科研实力，依据现代电力电子理论，与郑州大学摩托车附件厂联合，以严格的工艺要求生产的"X"系列新型中频、高频、超高频感应加热设备，主电路采用IGBT、MOSFET等新型功率器件，以集成化、模块化为基本特征，配以自主创新的新型输出变压器，设备功率大幅度提升，能耗大幅度降低，可靠性向免维护发展，受到国内用户的广泛欢迎，并已出口到东南亚及欧盟等众多国家和地区。

In view of the limitation of safety and efficiency of current water-heater, the basic structure and principle of a supersonic-frequency induction water-heater are introduced.

针对目前热水器的安全，效率等局限性，本文介绍了一种超音频感应加热热水器的基本结构和原理。

The principle and design method of a new high-freuency induction water-heater, using half- bridge parallel resonant inverter are introduced.

介绍了一种利用半桥谐振电路实现的新型电磁热水器的设计原理和方法试验结果表明基于感应加热原理的电磁热水器可稳定工作在1.5kW，30kllz的范围，并使输入谐波降到最低，负载侧功率因数达96%以上，效率达92

Results of the experiment show that, 1 proper semi-solid remelting temperatures of the alloy is in the range of 570℃-571℃; 2 in the condition of optimized reheating processing, the temperature deviation in a billet is O℃-1℃; 3 dendritical colonies of a phase in original billet changed into isolated grains with forms of nodules and granule, which may satisfy the need of semi-solid thixoforming forming in theory.

实验结果表明：1该合金合理的半固态二次重熔温度为570℃-571℃；2在优化的感应加热工艺条件下，半固态重熔坯料内部的温差在0℃-1℃；3半固态重熔过程使原始料坯中的α枝晶组织变成球团状和节杆状组织，满足了半固态触变成型的要求。

The electromagnetic field in the detacher and the temperature field in the workpiece during the induction heating process were simulated by computer and the distributions of the magnetic density and the temperature as well as the temperature field history were obtained.

对感应加热过程中拆卸器内的电磁场和工件内的温度场进行了计算机仿真，得出了磁场强度和温度的分布规律及温度对时间历程的变化规律。

The inherent variation in microstructure of as –cast pearlitic irons such as gray pearlitic malleable and modular often makes preliminary heat treatment necessary in order to assure desired uniformity of subsequent induction hardening results .

在当–cast珠光体铁上微结构的固有变化例如灰色珠光体展性和模件经常使得初步热治疗是必要的为了保证期望均一随后感应加热淬火结果。

Phosphorus and copper resources and techniques advantages are available in Yunnan, providing good conditions to carry out the production of phosphori...

本文在论述磷铜生产原理的基础上，对磷铜生产过程作理论分析，在工业装置上，经过长期试验，采用脱水黄磷为原料，在催化剂下通过感应加热来实现磷铜合成过程，少量逸出磷回收为磷酸，磷铜液粒化为粒状产品，由于合成反应速度快，磷收率高，生产环境好，属清洁化生产工艺，生产过程安全性高。

The surface of 20 steel was treated by low temperature gas multicomponent thermochemical treatment .

对20钢表面进行低温气体多元共渗，再进行高频感应加热快速淬火与回火处理。

The influence of induction heating for PCD compacts determines the quality of the welded tools.

感应加热过程对聚晶金刚石复合片的影响，决定了焊后刀具的质量。

Application of PMAC time-base control in the NC machining of noncircular section parts;2. This system solved the problem about the motion s devolving, it is the applying of function of PMAC on accurate and time-base controlling that ensured the synchronization of motion.

为解决感应加热过程中传送运动系统的运动交接难的问题，开发了一种以PMAC运动控制器为核心的运动控制系统，利用PMAC卡运动控制的精确性和时基控制的同步性解决了控制运动的交接问题，经试验证明所开发的系统可以达到控制要求。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。