查询词典 Bessemer converter

Aiming to solve the shortcoming in the prior art that any on-line DCF dispersion compensation technology is not provided for long distance, and the nonlinear effect in the dispersion compensation technology is restrained, the invention provides the dispersion compensation method, which includes the steps that after a sending end implements electric pre-compensation treatment on a digital signal to be transmitted, a control electric/optical converter module outputs a distorted optical signal; after receiving the optical signal, a receiving end conducts a post compensation treatment after converting the optical signal into an electric signal, or converts the optical signal into the electric signal after implementing the post compensation treatment.

为了解决现有技术中长距离无在线DCF色散补偿技术的不足和抑制色散补偿技术中的非线性效应，本发明提供了一种色散补偿方法，包括发送端将待发射的数字信号进行电预补偿处理后，控制电/光转换模块输出畸变光信号，接收端收到光信号后，将光信号转换为电信号后进行后补偿处理，或将光信号进行后补偿处理后转换为电信号的步骤。

A full digital control system based on DSP is built with TMS320F2812 and the hardware circuit of shunt converter control system have been designed and tested.

采用基于DSP TMS320F2812的全数字化控制系统，参与并完成了并联APF控制系统的硬件电路设计与调试。

If the oxygen sensor heater circuit is wired directly to the control unit, an A/D converter with a basic shunt circuit is used to directly check the current of the circuit Fig.

如果氧传感器加热电路直接连接到控制器，具有一个基本的并联电路的 A/D 转换器可用于直接检查当前的电路(图 6)。

The Company has completed a number of BF PCI engineering design, equipment total package turnkey projects and sintering, shaft furnace pellets, BF, converter, water treatment projects such as electrical, instrumentation and computer sets, has accumulated a wealth of design, Manufacture, installation, commissioning, turnkey projects, such as the experience and social benefits.

本公司先后完成了多项高炉喷煤工程设计、设备总包交钥匙工程及烧结、竖炉球团、高炉、转炉、水处理等项目的电气、仪表和计算机成套系统，积累了丰富的设计、制造、安装、调试等交钥匙工程的经验和社会效益。

Then, flaw of existing full-digital voltage commutation method is pointed out after the change of the critical area which switch sequence will encounter corresponding to the variety of displacement angle at the input-side of converter has been explicated, then several rules have been presented and used to instruct detailed voltage commutati.

通过分析输入侧功率角变化对矩阵变换器全数字电压换流技术的影响，指出现有全数字化电压换流方案的缺陷，并提出新的改进原则，接着给出详细的数字化电压换流策略实现方法，分析新方法对变换器换流次数的影响。

Then, flaw of existing full-digital voltage commutation method is pointed out after the change of the critical area which switch sequence will encounter corresponding to the variety of displacement angle at the input-side of converter has been explicated, then several rules have been presented and used to instruct detailed voltage commutation method built. Increment of switches' commutation-times, thanks to the new method employed, is analyzed in succession.

通过分析输入侧功率角变化对矩阵变换器全数字电压换流技术的影响，指出现有全数字化电压换流方案的缺陷，并提出新的改进原则，接着给出详细的数字化电压换流策略实现方法，分析新方法对变换器换流次数的影响。

The time from the start moment of the engine up to a mode of self-generation of the converter, at the rotation of a rotor clockwise, approximately is equal 1.5 minutes.

时间从开始的时刻引擎多达模式的自我一代的转换，在旋转的转子顺时针方向，大约等于1.5分钟。

Reducing mechanism includes silicon control, gear, worm and gear, the reducing mechanism is three-stage converter speed-change gear, and turnover mechanism makes housing seat invert by worm and gear.

减速机构是由可控硅、齿轮、蜗轮蜗杆配合完成，减速箱中的减速机构是三级变速机构，而翻转机构是通过蜗轮蜗杆带动箱体翻转。

The control signals of the PWM rectifier are obtained by comparing the current of AC side with triangular wave (or saw-tooth wave) directly, which can implement the steadiness of the voltage of DC side and unit capacity factor of the system. At the same time, harmonic component of the system is abstracted through Instant Reactive Power Method, which can be smoothed by Integrated Learning Boost Converter Control.

本文采用重复学习Boost变换技术，利用滑模变结构控制技术对单相PWM整流器恒频Boost变换进行了分析，提出将交流侧电流直接与三角波相比较得到开关控制信号的方法，实现直流电压恒定不变及系统单位功率因数；同时，利用瞬时无功功率法分析系统谐波，并在谐波域内使用重复学习的控制方法，结合Boost变换技术，有效滤除系统谐波有功电流。

This paper proposes a switched-mode boost DC-DC converter, which doesn't need not only a saw-tooth wave generator but also an error amplifier. By using a comparator and a fixed duty-cycle oscillator, the proposed controller will offer a high DC voltage of 15V to drive the LED backlight driver for Liquid Crystal Display.

中文摘要本论文提出ㄧ种不需锯齿波产生器和误差放大器的架构，其系利用比较器和输出固定责任比的振荡器来替代锯齿波讯号，藉此控制开关的动作，完成升压式直流电压控制晶片，以提供15伏特直流偏压给小尺寸液晶显示器(Liquid Crystal Display， LCD)。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。