- 參考坐標(biāo)
- 基準(zhǔn)坐標(biāo)
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reference coordinate中文什么意思
例句與用法
- Thus for non - coincident nodes , a special reference coordinate system is available termed a uniaxial reference coordinate system
因此，對(duì)于非一致性的節(jié)點(diǎn)，通常要使用單軸參考坐標(biāo)系。 - The defined unit cells have the brick shape which height is equal to the braiding pitch , and oriented in the same reference coordinate as the composites
該單胞模型為一六面體形狀，其取向平行于預(yù)制件的表面，且高為編織花節(jié)長(zhǎng)。 - The velocity of the grid cell boundary was added into the governing equations and no source term appeared because the reference coordinate system was the inertial one
流動(dòng)計(jì)算采用慣性坐標(biāo)系作為參考系，這樣控制方程沒(méi)有出現(xiàn)由坐標(biāo)系旋轉(zhuǎn)帶來(lái)的源項(xiàng)。 - At first , this article establishes the reference coordinate system and the moving axes , gives the system description method of the parallel robot under these two coordinate systems , and defines the structure parameter of the parallel robot
首先,本文建立參考坐標(biāo)系和運(yùn)動(dòng)坐標(biāo)系,給出并聯(lián)機(jī)器人在這兩個(gè)坐標(biāo)系下的系統(tǒng)描述方法,并且定義了并聯(lián)機(jī)器人的結(jié)構(gòu)參數(shù)。 - The third part of the work concerns the main influencing factors of the system low frequency oscillation , the small signal mathematical model of the inverter induction motor is established in the stator reference coordinate , effects of the motor parameter on the system low frequency oscillation are researched . then , by the analysis of the inverter nonlinear working characteristic , the internal relationship between the inverter dead time and the low frequency oscillation is studied and clarified , and the effects on the system low frequency oscillation are taken into account , which are produced by the dead time and change of carrier wave frequency of the inverter
首先建立了固定于定子坐標(biāo)系中pwm逆變器-異步電動(dòng)機(jī)小信號(hào)模型的基礎(chǔ)，研究電機(jī)參數(shù)對(duì)系統(tǒng)低頻振蕩的影響；其次，通過(guò)逆變器非線性工作特性的分析，研究并揭示了逆變器死區(qū)時(shí)間與系統(tǒng)低頻振蕩的內(nèi)在關(guān)系，考慮逆變器死區(qū)時(shí)間、載波頻率的變化對(duì)系統(tǒng)低頻振蕩的影響；最后總結(jié)出提高和改善系統(tǒng)穩(wěn)定運(yùn)行的電機(jī)設(shè)計(jì)和逆變器v / f _ c曲線設(shè)置準(zhǔn)則。