本文介绍了交流变频技术在新型纺织设备及老机改造中的应用、交流变频技术应用的必要性、可行性及性价比分析。
This article introduced the application of frequency converters on the novel cotton spinning machines. The necessity, feasibility and cost-performance were analyzed.
在中央空调的应用过程中，冷冻水一次泵变频技术得到了广泛的研究。
In the application of central air-conditioning, the technology of variable-frequency primary pump has been widely studied.
该变频技术在新日铁、宝钢等钢厂轧机主传动系统的应用，产生了巨大技术和经济效益。
Great technical and economic benefit were obtained by applying it to the main drive of rolling mills in Nippon steel and Baosteel.
介绍了变频调速技术在流量标准装置中的应用，并进行了可行性和误差分析。
The application of frequency conversion technology on flow standard unites is introduced, the possibility and tolerance are analyzed.
指出变频调速和软启动技术应该大力推广应用。
The technology of frequency conversion timing and soft start should be widely applied.
火电厂中央空调的应用实例证明了通过变频调速和自动控制技术，提高设备的节能水平是显而易见的。
An application case in a fired power plant shows that with frequency conversion timing and automatic control techniques, the significant energy saving has been realized.
经过DCS与变频控制技术的结合应用与研究，实现了生产过程控制中调频电机与调节阀的无扰动切换。
Integrating application and research technology of DCS and frequency inverter, realize switchover without interference between control valve and frequency-inverter motor in producing process control.
说明补偿控制策略与变频技术在节能中的应用；
Analyses the application of compensation control strategy and frequency conversion technology to energy saving.
目前高压变频器技术应用在往复式压缩机上更是寥寥无几。
Current high-voltage inverter technology application in reciprocating compressors is very few.
本文介绍了变频调速技术在供暖系统补水改造上的应用及改造效果分析。
This paper presents the situation of application and effect of frequency-converting technique in unit heater system.
文章主要介绍具有位能性负载特点的港口及船舶起重机械电气传动中交流变频调速技术的应用及发展趋势。
This paper introduces application and developing tendency of AC speed control technique by changing frequency in crane's electrical diving of port and Marine based on potential energy load.
实验应用了基于最小二乘法的数字滤波技术、多通道采样技术、变频率采样技术。
Digital filtering technique based on least square method multichannel sampling technique and frequency variation sampling technique were used experimentally.
实验应用了基于最小二乘法的数字滤波技术、多通道采样技术、变频率采样技术。
Digital filtering technique based on least square method, multichannel sampling technique and frequency variation sampling technique were used experimentally.
本文简述了变频调速器在原油稳定装置技术改造过程中的应用及其运行情况。
The paner intrdue the application of frequency converter in improving crude oil Stabilization unit and it's operating situation.
阐述了变频调速技术在采煤机中的应用，介绍了交流电牵引采煤机工作原理及发展趋势。
The paper discusses the application of conversion speed regulated technique in shearer. It also introduces working principle and developing tendency of the shearer with ac electric traction.
该文从节能角度阐述了老机组风机改造中应用变频调速技术的经济效益。
The paper, from the point of view of energy saving, explains the economic gain available by applying the frequency transformation speed regulation technique in renovation jobs of fans of old sets.
变频技术的应用，极大地减小了装置的体积，提高了效率，产生了巨大的经济效益。
The technology can reduce the volume of power supply equipment, improve its working efficiency and generate the great economic benefit.
本文简要分析了变频技术及其应用，重点讨论了变频器的功率测量，列举了功率测量系统的解决方案。
This article analyzed inverter technology and its application, discussed inverter power measurement and enumerated the solutions of power measurement system.
进一步的推广应用变频调速技术，是推动我国工业技术进步的重要举措之一。
Popularizing and applying frequency converter technology is one of the important methods of the prompting the industry advance.
激光变频技术是激光应用的重要环节。
Laser frequency conversion is a key technology in laser application.
在此基础上，提出了数字下变频技术在可编程数字下变频器HSP50214 B中的应用方案。
On the base of these, the paper analyzes applications of digital down converting in the HSP50214B programmable downconverter.
对电力需求侧采用变频技术的理论依据及实际应用中取得的效果进行了分析。
Theoretic basis and application effect of using variable frequency regulation technique in power demand side were analyzed.
介绍交流变频调速技术在龙门刨床电气改造中的应用和总体改造方案及有关参数的设置。
The paper introduces the application, main alteration plan and the setting of relational parameters of technique of alternating current frequency conversion in Longmen planer′s electrical alteration.
实例证明，该变频技术在节能降耗、提高自动化控制水平方面具有很好的应用前景。
It shows that frequency conversion technology is in good foreground on energy saving and improving the level of automatic control.
应用这项技术，可大大提高M 2代突变频率和选择效率。
Mutation frequency and selective efficiency in M2 were obviously increased by application of the technique.
数控机床的转速调整，目前越来越多地应用了变压变频技术来实现。
NC machine speed adjustment, and more and more application of the VVVF technology to achieve.
本文只论述变频技术在空调系统中的应用，它具有高效、节约能源、保护电机的优点。
The paper presents the application of the technology of frequency conversion in the air-condition. It has the high efficiency, saving the energy, protection of the machine.
从节能的角度，阐述了变频技术在二次泵变水量系统中的应用，对变频水泵的能耗进行了分析。
From the viewpoint of energy saving, the application of variable frequency technology in the secondary pump system was expounded and the energy consumption of variable frequency pump was analyzed.
通过对变频调速技术在矿井对旋轴流式风机中的应用，介绍了变频调速技术在风机使用中的工作原理、特点和产生的经济效益。
Through the using of freguencies change to technique in the stalk machine, introduce the change of freguencies technique in the breeze machine's working principle, characteristics and economic effect.
分析了数控抽油机的运动规律及电力拖动系统，论述了变频调速技术在系统中的应用。应用可编程控制器(PLC)完成抽油系统的自动控制。
The movement law and electric driving system are analyzed. Variable frequency technique used in the system is discussed and PLC is used for automatic control of the pumping unit.
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