So it is more imported to control input from out system then control input from everglad circumjacent area, viewed from strategically control contaminations in everglade of Dongting Lake. Control area pollution was more import then control point pollution.

因此，在洞庭湖濕地水污染的治理上，控制系統(tǒng)外水系輸入比控制濕地周邊更重要，控制面源污染比點源污染更重要。

First, the paper reviews the development and research of AC transfer speed system, introduces the different control strategy of transfer speed system for asynchronous motor, and discusses the basic principle of vector control system for asynchronous motor in detail,including the mathematics model and coordinate transformation of asynchronous motor, the fundamental equation of vector control, the estimation method of rotor flux, the system structure of vector control etc. Then, the paper lays stress on the fundamental principle, control algorithm and realization method in TMS320LF2407 of space vector pulse width modulation technology.

本文首先簡述了交流調速系統(tǒng)的發(fā)展和研究重點欧美激情亚洲色图，介紹了異步電機調速系統(tǒng)的不同控制策略，詳細論述了異步電機矢量控制系統(tǒng)的基本原理：異步電機的數(shù)學模型和坐標變換国产黄色av大片、矢量控制的基本方程式羞羞视频免费看网站、轉子磁鏈的觀測方法、矢量控制的系統(tǒng)結構等日韩午夜一区二区福利影院，并重點分析了空間矢量脈寬調制技術的基本原理亚洲91九色视频、控制算法以及在TMS320LF2407中的實現(xiàn)方法。

The propulsion control system is one of the four subsystems of theMaglev vehicle. The propulsion control theory with field-oriented control is the key technology of the propulsion control system. In this paper,the characteristics of Maglev vehicle propulsion control system with FOC aredeeply studied and analyzed.

牽引控制系統(tǒng)是高速磁懸浮列車四大子系統(tǒng)之一国产成人高清亚洲影院在线观看，基于磁場定向控制理論的牽引力控制又是牽引控制系統(tǒng)的核心技術久久久国产一级A片，本文深入研究和分析了在不同磁場定向控制方式下高速磁懸浮列車的牽引特性。

A supervision and control system for wind-solar-battery hybrid system based on MCGSconfiguration software is designed, and a coordinate control strategy according to thekey data acquisition and judgement of supervisory control system is devised. Under thecoordination control strategy of supervisory control system, total input and output ofhybrid power system are kept balance.

采用組態(tài)軟件MCGS完成混合發(fā)電系統(tǒng)監(jiān)控界面設計欧美最婬乱婬暴婬性视频，實現(xiàn)與下位機通信91超碰在线观看，從而建立風-光-蓄為一體的集中監(jiān)控系統(tǒng)，對現(xiàn)場設備運行狀況進行監(jiān)控日韩A片视频免费观看，并通過對關鍵數(shù)據的采集與判斷來設計相應的協(xié)調控制策略以實現(xiàn)系統(tǒng)功率平衡久在线视频； 2。

First of all, the control of control system in accordance with requirements of statistical I / O points; Secondly, the PLC hardware selection and I / O address assignment; the final control system design software program, the most control of elevator control system.

首先根據控制系統(tǒng)的控制要求統(tǒng)計I/O點數(shù)在线视频国产激情；其次艹艹艹WWW，進行PLC硬件選型及I/O地址分配；最后設計出控制系統(tǒng)軟件程序国产一级毛片AAA高清，最電梯控制系統(tǒng)進行控制免费全部午夜电影手机在线观看。

Among them very multinomial and direct or indirect design reachs relevant industry to sensor, detailed situation is as follows: The computer reachs peripheral equipment: Hold pattern recognition of GPS receiver, graph and processing system; Microelectronics and photoelectron yuan parts of an apparatus: Cadmium of parts of an apparatus of coupling of CCD photoelectricity carry on one's shoulder, tellurium is mercuric , infra-red detector; CMOS image sensor; Communication equipment reachs a product: Smooth communication is metric with the instrument that monitor; Civil spacecraft reachs ground facilities: Spacecraft is lukewarm control a product; Automation machinery reachs device: Industrial robot and intelligent robot; Electromechanical key foundation: Intelligent air cylinder, intelligence changes model carapace breaker (voltage 380V, 660V, voltaic 1000A), prevent adopt device of dead apply the brake , the electron controls vehicle of the automatic gear-box, dynamoelectric steering gear that help strength, car to carry diagnostic system, gasoline engine electronic-controlled engine of device, derv is electronic-controlled car of device, alternative fuel changes device, car; Instrument appearance reachs a system: GPS car fixed position, monitoring calls the police attemper system, colliery installs all inspection to measure general management system, hydroelectric station to monitor control system, automatic cruise automatically to control a system (the car is auxiliary drive system), the electron collects fees administrative system (ceaseless car electron pays cost the system), two-phase; New-style medical apparatus and instruments: Medical sensor; Inorganic metalloid material: Component of the pottery and porcelain that suppress report, lukewarm characteristic thermal resistor ; New-style the sources of energy reachs equipment: The solar battery reachs package; The environment monitors an instrument: Monitor appearance, CO automatically to monitor appearance, automatic acid rain automatically sampler and determine appearance, soot, dust is automatic sampler and determine appearance, flue gas is automatic sampler and determine steam of end of appearance, car determines automatically appearance, portable poisonous and harmful gas determines quality of air of type of appearance, flow; The exploration of the sources of energy and mineral products resource develops device: MWD is followed get oil of logging instrument, numerical control monitor below well of deep well logging instrument, colliery reach calamity to forecast; The project measures and equipment of earthly physics observation: Project acceleration measures system, much general to strap weather radar (use be concerned with or double polarization technology), intelligence atmosphere sensor (contain lukewarm, press, irradiation level of wet, wind, precipitation, dew point, sun), personal computer control is automatic and perpendicular artesian well system , marine atmosphere; 1 2 of on one page issues one page

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Based on the needs of system control strategy and the output of the active inverter, a switch function method was adopted to build the average model of switch cycle for the active inverter in order to accurately analyze operation characteristic of active inverter, a feed forward and double loop control strategy is put forward, its double control includes a inductor current inner loop control and instantaneous voltage outer loop control.

中文摘要：為準確分析有源逆變器的運行特點外国黄色网站谁有?，根據系統(tǒng)控制策略的需要国产丝袜Av在线，在考慮了有源逆變器輸出的基礎上采用開關函數(shù)法建立了有源逆變器的開關周期平均模型午夜理论影院第九电影院。提出一種前饋加雙環(huán)控制的控制策略www.av网址大全，它的雙環(huán)控制包括一個電感電流內環(huán)控制和一個瞬時電壓外環(huán)控制日本在线一级AAAA片。

The PID control with variable integration has greatly improved control performance and realized dynamic process control and management of the BST attitude control system. Thus it has greatly enhanced flexibility and reliability of the BST attitude control system.

變積分的 PID控制大大提升了CMG控制特性和系統(tǒng)的控制品質，使BST姿控系統(tǒng)實現(xiàn)了動態(tài)過程控制开操网站，增加了BST姿控的精度和靈活可靠性黑人精品一区二区三区不卡。

Presents the design of longitudinal control for ASTOVL lift-fan aircraft, a multi-variable, strong-coupling, complicated nonlinear system to make the system nonlinear offset and decouple, and the method used for linear system in designing the system to gain expectant flying qualities and the combination of aerodynamic control surfaces with thrust vectors to delay the control surfaces getting into saturation, and the minimum N-norm generalized inverse theorem of weighted generalized inverse adopted to apportion the moments commands, which make the control surfaces gain appropriate deflection and the simulation results to verify the dynamic inverse control laws designed really make the system nonlinear offset and decouple; when one command is given, only this output will response, and others do not response; when all commands are given together, the responses will be just the linear superpose of the response of each command, therefore the operation of the pilot will be simplified greatly.

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A detailed analysis of the main circuit introduction, control method and working principle of the direct-drive wind energy conversion system are given to introduce the two important parts a of this paper: First part is the control method of the multiple boost convertor, the important instantaneous current control method of this paper is given through the analysis of the main circuit structure, control method and working principle. Then a steady-state analysis for low-frequency, a high-frequency component analysis, and a closed-loop tracking performance analysis for dynamic response are provided to analyze the method proposed; And the second part is the control method of invertor.

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