The sensor - less technology is also discussed in this paper . the rotor position is open - loop controlled in the dtc system 利用定子磁鏈來估計(jì)電機(jī)的轉(zhuǎn)子速度和位置,實(shí)現(xiàn)了永磁同步電機(jī)無傳感器運(yùn)行。
For the finite propulsion reentry guidance , the conventional closed - thruster equation based on open - loop control loses its way 摘要解決有限推力模型的再入飛行器初制導(dǎo)問題,利用傳統(tǒng)開環(huán)控制的關(guān)機(jī)方程達(dá)不到要求的精度。
The driving circuit of the tuning fork micromechanical gyroscope is designed . two schemes are introduced , the open - looped driving circuit and the closed - looped one 設(shè)計(jì)了音叉電容式微機(jī)械陀螺開環(huán)和閉環(huán)兩種驅(qū)動(dòng)電路。
Multi - axis open - loop robots are under - utilized and the cost of maintenance is relatively high , when they ' re used in limited similar tasks 多桿開鏈?zhǔn)綑C(jī)器人當(dāng)僅用于有限個(gè)相似任務(wù)時(shí),其靈活性沒有得到充分發(fā)揮且維護(hù)費(fèi)用較大。
To realize the swing - up control of nonlinear double inverted rotary pendulum under limited torque , an open - loop control strategy is presented 摘要為了實(shí)現(xiàn)力矩受限時(shí)圓軌二級(jí)倒立擺非線性系統(tǒng)的擺起控制,提出了一種新的開環(huán)優(yōu)化控制策略。
Firstly two characteristic points of the open - loop frequency are identified based on relay feedback experiments : the ultimate point and the bandwidth point 通過繼電反饋辨識(shí)系統(tǒng)開環(huán)帶寬度點(diǎn)和臨界點(diǎn),利用帶寬點(diǎn)的信息建立一階加純延遲模型。
Third , rail - to - rail amplifier output stages exhibit load - dependent gain which affects amplifier open - loop gain , and hence closed - loop gain accuracy 第三,軌到軌放大器輸出級(jí)增益與負(fù)載有關(guān),這將影響放大器的開環(huán)增益,當(dāng)然也影響了閉環(huán)增益的準(zhǔn)確性。
The insulation class f or class h . the insulation of open - loop u / f condition of . structure has the adaptability to high carrie frequency voltage supplied by frequency converter 電動(dòng)機(jī)的絕緣等級(jí)為f級(jí)或h級(jí),絕緣結(jié)構(gòu)具有對(duì)變頻器輸出高載波頻率電壓的適應(yīng)能力。
Based on the compensated open - loop transfer function , the system stability at the small - signal perturbation and the system response to step signal are analyzed 根據(jù)加入補(bǔ)償網(wǎng)絡(luò)后的開環(huán)傳遞函數(shù),分析了系統(tǒng)在小信號(hào)擾動(dòng)時(shí)的穩(wěn)定情況及系統(tǒng)對(duì)階躍信號(hào)的跟蹤能力。
Discussing the influence of the electrostatic force upon the system function making good use of this electrostatic force , we can design to open - loop system and closed - loop servo system 討論了靜電力對(duì)系統(tǒng)性能的影響,合理利用靜電力可以設(shè)計(jì)出開環(huán)和閉環(huán)控制系統(tǒng)。