直流電機(jī)

1、無(wú)刷直流電機(jī)img src=http:/m.kudomayuko.com/ueditor_s/net/upload/2016-11/24/6361557965224179448393089_1.png style=float:none; title=Scorpion_HKIII_4025_550_brushless_DC_motor_2016-Nov-23_09-35-15PM-000_FR。

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6、流電機(jī)脈沖寬度調(diào)制 (速系統(tǒng)產(chǎn)生于 70 年代中期 功率驅(qū)動(dòng) ,例如自動(dòng)跟蹤天文望遠(yuǎn)鏡、自動(dòng)記錄儀表等 。近十多年來(lái) ,由于晶體管器件水平的提高及電路 技術(shù)的發(fā)展 ,同時(shí)又因出現(xiàn)了寬調(diào)速永磁直流電機(jī) , 它們之間的結(jié)合促使 術(shù)的高速發(fā)展 ,并使電氣驅(qū)動(dòng)技術(shù)推進(jìn)到一個(gè)新的高度 . 在國(guó)外 ,早是在軍事工業(yè)以及空間技術(shù)中應(yīng)用。它以?xún)?yōu)越的性能 ,滿(mǎn)足那些高速度、高精度隨動(dòng)跟蹤系統(tǒng)的需求。近八、九年來(lái) ,進(jìn)一步擴(kuò)散到民用工業(yè) ,特別 是在機(jī)床行業(yè)、自動(dòng)生產(chǎn)線(xiàn)及機(jī)器人等領(lǐng)域中廣泛應(yīng)用。 可以這樣說(shuō) ,六十年代中期發(fā)展起來(lái)的晶體管 路、 路 ,特。

7、流電機(jī)脈沖寬度調(diào)制 (速系統(tǒng)產(chǎn)生于 70 年代中期 功率驅(qū)動(dòng) ,例如自動(dòng)跟蹤天文望遠(yuǎn)鏡、自動(dòng)記錄儀表等 。近十多年來(lái) ,由于晶體管器件水平的提高及電路 技術(shù)的發(fā)展 ,同時(shí)又因出現(xiàn)了寬調(diào)速永磁直流電機(jī) , 它們之間的結(jié)合促使 術(shù)的高速發(fā)展 ,并使電氣驅(qū)動(dòng)技術(shù)推進(jìn)到一個(gè)新的高度 . 在國(guó)外 ,早是在軍事工業(yè)以及空間技術(shù)中應(yīng)用。它以?xún)?yōu)越的性能 ,滿(mǎn)足那些高速度、高精度隨動(dòng)跟蹤系統(tǒng)的需求。近八、九年來(lái) ,進(jìn)一步擴(kuò)散到民用工業(yè) ,特別 是在機(jī)床行業(yè)、自動(dòng)生產(chǎn)線(xiàn)及機(jī)器人等領(lǐng)域中廣泛應(yīng)用。 可以這樣說(shuō) ,六十年代中期發(fā)展起來(lái)的晶體管 路、 路 ,特。

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12、基于 直流電機(jī) 速閉環(huán)調(diào)速控制系統(tǒng) 真實(shí)現(xiàn) 在工業(yè)自動(dòng)控制系統(tǒng)和各種智能產(chǎn)品中常常會(huì)用用電動(dòng)機(jī)進(jìn)行驅(qū)動(dòng)、傳動(dòng)和控制，而現(xiàn)代智能控制系統(tǒng)中，對(duì)電機(jī)的控制要求越來(lái)越精確和迅速，對(duì)環(huán)境的適應(yīng)要求越來(lái)越高。隨著科技的發(fā)展，通過(guò)對(duì)電機(jī)的改造，出現(xiàn)了一些針對(duì)各種應(yīng)用要求的電機(jī)，如伺服電機(jī)、步進(jìn)電機(jī)、開(kāi)關(guān)磁阻電機(jī)等非傳統(tǒng)電機(jī)。但是在一些對(duì)位置控制要求不高的電機(jī)控制系統(tǒng)如傳動(dòng)控制系統(tǒng)中，傳統(tǒng)電機(jī)如直流電機(jī)乃有很大的優(yōu)勢(shì)，而要對(duì)其進(jìn)行精確而又迅速的控制，就需要復(fù)雜的控制系統(tǒng)。隨著微電子和計(jì)算 機(jī)的發(fā)展，數(shù)字控制系統(tǒng)應(yīng)。

13、共 7 頁(yè) 第 1 頁(yè) 譯文標(biāo)題 直流電機(jī)調(diào)速 原文標(biāo)題 C 者 譯 名 國(guó) 籍 原文出處 直流電動(dòng)機(jī)調(diào)速控制 摘要 調(diào)節(jié)系統(tǒng)的特征在于能保持輸出功率的穩(wěn)定。不同的速度控制系統(tǒng)可以使用不同的制動(dòng)系統(tǒng) ,在有高起、制動(dòng)轉(zhuǎn)矩 ,快速響應(yīng)和快速度調(diào)節(jié)范圍要求的直流調(diào)速系統(tǒng)中 ,采用的是電氣制動(dòng)的方式。直流電機(jī)的速度控制取決于電樞電壓和磁通。要將轉(zhuǎn)速降為零 ,或者 U=0或 =。后者是不可能的 ,因此只可通過(guò)電樞電壓的變化來(lái)降低轉(zhuǎn)速。要將轉(zhuǎn)速增加到較高值 ,可以增大 。 關(guān)鍵詞 直流調(diào)速 反饋 制動(dòng) 調(diào)節(jié)系統(tǒng) 調(diào)節(jié)系統(tǒng)是一類(lèi)通常能提供穩(wěn)定輸出功率的。

14、1、任務(wù)書(shū)課題名稱(chēng) 直流電機(jī)調(diào)速控制器設(shè)計(jì)姓名 學(xué)號(hào) 承擔(dān)任務(wù) 評(píng)分系統(tǒng)仿真及調(diào)試總體系統(tǒng)方案設(shè)計(jì)PWM 脈寬調(diào)制信號(hào)產(chǎn)生電路的設(shè)計(jì)控制電路的設(shè)計(jì)VHDL 程序編寫(xiě)文檔編輯撰寫(xiě)設(shè)計(jì)要求 設(shè)計(jì)一個(gè)直流電機(jī) PWM 調(diào)速控制器，并能進(jìn)行正反轉(zhuǎn)控制。I摘 要在現(xiàn)代工業(yè)生產(chǎn)中電機(jī)是不可或缺的，電機(jī)分為交流電機(jī)和直流的電機(jī)，而直流電機(jī)的主要優(yōu)點(diǎn)是能夠在較大的范圍內(nèi)調(diào)速，因此直流電機(jī)在生產(chǎn)和生活中也得到廣泛的應(yīng)用。直流電動(dòng)機(jī)轉(zhuǎn)速的控制方法可分為倆類(lèi)，即勵(lì)磁控制法與電樞電壓控制法。PWM（脈寬調(diào)制）是常用的一種調(diào)速方法，其基本原理是。

15、電氣技術(shù)與自動(dòng)化 徐洋，等基于MSP430單片機(jī)的無(wú)刷直流電機(jī)實(shí)驗(yàn)測(cè)試平臺(tái)設(shè)計(jì) 基于MSP430單片機(jī)的無(wú)刷直流電機(jī)實(shí)驗(yàn)測(cè)試平臺(tái)設(shè)計(jì) 徐洋，王宏華，周強(qiáng)，李俊星 (河海大學(xué)能源與電氣學(xué)院。江蘇南京210098) 摘要：進(jìn)行了一種適合于無(wú)刷直流電機(jī)實(shí)驗(yàn)測(cè)試平臺(tái)的設(shè)計(jì)。該平臺(tái)以TI公司的MSP430 單片機(jī)為控制核心，通過(guò)串行通信與PC機(jī)相連，采集電機(jī)參數(shù)并進(jìn)行實(shí)時(shí)控制。設(shè)計(jì)了PC機(jī) 與單片機(jī)通信接口軟硬件，研究了通信過(guò)程中多類(lèi)型數(shù)據(jù)的傳輸格式問(wèn)題。實(shí)驗(yàn)結(jié)果表明，本 平臺(tái)穩(wěn)定性強(qiáng)，界面簡(jiǎn)潔，滿(mǎn)足電機(jī)系統(tǒng)實(shí)驗(yàn)測(cè)試的需要。 關(guān)鍵詞：無(wú)刷直流電。