synchronous speed造句
例句與造句
- The effectiveness of the plc - based control software is satisfactory up to 96 % of the synchronous speed
基于plc的控制軟件的工作效率可達(dá)同步速度的96 % ,非常令人滿(mǎn)意 - Note type rated output , synchronous speed , voltage and frequency , insulation class , mounting type etc
訂貨時(shí)必須說(shuō)明產(chǎn)品型號(hào)，額定功率，同步轉(zhuǎn)速、電壓及頻率、絕緣等級(jí)，安裝結(jié)構(gòu)型等。 - When generator runs at conversation states from synchronous speed to super - synchronous speed , the excitation current of oppositional phase sequence should ensure the current waveform smoothly transform
當(dāng)發(fā)電機(jī)運(yùn)行于同步速向超同步速過(guò)渡轉(zhuǎn)換狀態(tài)時(shí)，需向轉(zhuǎn)子饋入反相序的勵(lì)磁電流，且保證勵(lì)磁電流的波形平滑連續(xù)。 - Just based on the two points mentioned above , a control system of doubly - fed variable speed constant frequency ( vscf ) wind power generator based on 8xc196mc is designed in this paper , which can smoothly transform between the different operational modes from sub - synchronous speed to synchronous speed and to super - synchronous speed
正是基于上述兩個(gè)出發(fā)點(diǎn)，本文設(shè)計(jì)了一臺(tái)基于8xc196mc單片機(jī)的2 . 8kw變速恒頻雙饋風(fēng)能發(fā)電控制系統(tǒng)。主電路中變流器的設(shè)計(jì)可使該系統(tǒng)能工作于亞同步速、同步速及超同步速三種運(yùn)行狀態(tài)，并具有能量雙向流動(dòng)的特點(diǎn)。 - Secondly , to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing . the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator . thirdly , it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow . the author constructed reliable and integrated experimental system and did a series of experimental study including no - load , cutting - in network and power generation at , below and above the synchronous speed
論文首先分析了風(fēng)機(jī)運(yùn)行特性及其最佳風(fēng)能利用原理，通過(guò)仿真及實(shí)驗(yàn)驗(yàn)證了采用直流電機(jī)的輸出特性模擬風(fēng)力機(jī)的最大輸出功率曲線的可行性，并給出了模擬系統(tǒng)的硬件結(jié)構(gòu)；然后為了實(shí)現(xiàn)交流勵(lì)磁發(fā)電機(jī)有功、無(wú)功功率獨(dú)立調(diào)節(jié)機(jī)理，分析了交流勵(lì)磁雙饋發(fā)電機(jī)的數(shù)學(xué)模型和在追蹤最大風(fēng)能捕獲變速恒頻風(fēng)力發(fā)電時(shí)必需的定子磁鏈定向矢量控制策略；針對(duì)雙饋發(fā)電機(jī)轉(zhuǎn)子能量雙向流動(dòng)的要求，提出并設(shè)計(jì)了具有能量雙向流動(dòng)能力的雙pwm交流勵(lì)磁用變頻器；最后為實(shí)現(xiàn)從理論到實(shí)踐的全面研究，研制出了一套小功率完整的雙pwm變頻器交流勵(lì)磁的雙饋風(fēng)力發(fā)電機(jī)實(shí)驗(yàn)系統(tǒng)，進(jìn)行了空載、并網(wǎng)、同步速及上、下的發(fā)電運(yùn)行等一系列的運(yùn)行實(shí)驗(yàn)；所完成的仿真和實(shí)驗(yàn)研究均驗(yàn)證了理論、模型和控制策略的正確性、可行性。 - It's difficult to find synchronous speed in a sentence. 用synchronous speed造句挺難的
- Lp series chain crusher apply to fertilizer production in the block of broken , but also widely used in chemical industry , building materials , mining and other industries , aircraft used in the process of crushing the synchronous speed high - intensity resistance mo carbide chain plate , i expected out of rational design , materials uniform broken , it is not easy nien wall to facilitate cleaning
Lp系列鏈?zhǔn)狡扑闄C(jī)適用于復(fù)合肥生產(chǎn)中塊狀物的破碎，同時(shí)也廣泛用于化工、建材、礦山等行業(yè)，該機(jī)在粉碎過(guò)程中采用同步轉(zhuǎn)速的高強(qiáng)度耐?硬質(zhì)合金鏈板，進(jìn)出料口設(shè)計(jì)合理，破碎物料均勻，不易粘壁，便于清理。 - The author firstly analyzed the mathematic model of the cascaded brushless doubly - fed machine ( cbdfm ) on the dq and mt coordinate rotating at rotor speed and synchronous speed seperatly , and the equivalent circuit of steady state . the author also analyzed the stator power winding flux oriented vector control strategy of the cbdfm as vscf wind power generator and validated the validity of the model and strategy by the simulation analysis
此外，本文還首次詳盡地分析了級(jí)聯(lián)式無(wú)刷雙饋電機(jī)在轉(zhuǎn)子機(jī)械速dq坐標(biāo)系、定子同步速mt坐標(biāo)系下的數(shù)學(xué)模型，穩(wěn)態(tài)等效電路及作變速恒頻風(fēng)力發(fā)電機(jī)運(yùn)行時(shí)的定子功率繞組磁鏈定向矢量控制策略，通過(guò)仿真分析驗(yàn)證了模型和策略的正確性。 - This product usesthe fm radio set code decoding system , has the ultra strongantijamming ability and the extremely low power loss , the reactionrate is keen , the highest synchronous speed amounts to for 1 1 , 000second , can satisfy photographic camera of each kind of type shuttersynchronized flash photography request
該產(chǎn)品采用調(diào)頻無(wú)線電編碼解碼系統(tǒng)，有超強(qiáng)的抗干擾能力和極低的功耗，反應(yīng)速度靈敏，最高同步速度達(dá)1 1000秒，能滿(mǎn)足各種類(lèi)型快門(mén)之照相機(jī)的同步閃光拍攝要求。 - Abstract : this paper discusses the method of adjustable speed driving with bi - directional power transferring converter for motors used in draining and irrigating pumps , a control strategy is proposed to realize super / hyper synchronous speed running with ac - ac converter , and a design for the driver is given based on 16 bit micro - controller
文摘:針對(duì)農(nóng)用電力排灌站電機(jī)調(diào)速改造問(wèn)題，討論了雙饋調(diào)速實(shí)施方案，提出了采用交交變頻實(shí)現(xiàn)超/低同步調(diào)速的一種控制方法，給出了以高性能16位單片機(jī)為核心的雙饋調(diào)速控制系統(tǒng)軟硬件設(shè)計(jì) - Thus , it is difficult to find the voltage reference for the harmonic analysis . since acem are always operated near to the synchronous speed , the frequency of the excited voltage is very low , even to zero . therefore , this is the power harmonic suppression study of a complicated power supply system , in which the about harmonic general theories and methods are all inapplicable
現(xiàn)代交流勵(lì)磁電機(jī)( acem )采用電力電子變流器作為勵(lì)磁裝置，其勵(lì)磁電壓諧波含量豐富，難于獲得諧波分析所需的電壓基準(zhǔn)，同時(shí)交流勵(lì)磁電機(jī)經(jīng)常工作在同步轉(zhuǎn)速附近，致使勵(lì)磁電壓頻率極低甚至為直流，通常的諧波檢測(cè)方法和理論都無(wú)法適用，因而這是一種目前尚未深入探討過(guò)的復(fù)雜供用電系統(tǒng)電力諧波抑制問(wèn)題的研究。 - The paper puts forward a new control strategy which integrates chopping and doubly - fed adjusting based on the intel 80c196mc single - chip - computer . the output initialization method of inverter is derived . the control strategy and the control arithmetic can achieve multi - state conversion and realize smooth transition below or above the synchronous speed
提出了基于80c196mc單片機(jī)控制的將斬波與雙饋相結(jié)合的新控制策略，推導(dǎo)出了變流器輸出初值的控制算法，實(shí)現(xiàn)了低于同步速、同步速和高于同步速運(yùn)行狀態(tài)的可靠轉(zhuǎn)換和平滑過(guò)渡。