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- A method for on-line static voltage stability margin calculation is presented. 提出了一種可在線(xiàn)應用的靜態(tài)電壓穩定裕度計算方法。
- It is presented a voltage stability control method based on power flow tracing. 給出了一種基于有功潮流追蹤的電壓穩定控制方法。
- The superior voltage stability of such a Josephson voltage standard has many applications in dc voltage metrology. 此約瑟夫森電壓標準杰出的電壓穩定性在直流電壓計量中可以有許多應用。
- In the static range , the voltage stability affected from the action of on-load tap changer(OLTC) is discussed by use of the bifurcation theory . 本文利用分叉理論,在靜態(tài)范圍討論了有載調壓變壓器分接頭調整對電力系統電壓穩定性影響問(wèn)題。
- This paper studies the effect of SVC or AVR in improving system voltage stability and reactive compensation. 文中采用配有自動(dòng)電壓調節器(AVR)的發(fā)電機勵磁與系統母線(xiàn)裝設SVC的方法,SVC采用閉環(huán)控制,研究其對電壓穩定和無(wú)功補償的效果。
- Busbar load characteristic parameters play avery important role in voltage stability analysis. 母線(xiàn)負荷特性在電壓穩定性分析中有著(zhù)重要的作用。
- Thierry Van Cutsem and Costas Vournas, Voltage Stability of Electric Power Systems, Kluwer Academic Publishers, 1998. 洪永輝,應用于快速計算電壓穩定度指標之多維遞增演算法,博士論文,清華大學(xué),1997。
- The influences of SVC on the Shandong power system are analyzed in transmission capacity and voltage stability. 摘要分別從提高輸電能力和電壓穩定性?xún)蓚€(gè)方面研究SVC的影響。
- The results show that the IGA can reduce network losses, and improve system static voltage stability. 實(shí)例計算表明,采用該方法對配電網(wǎng)進(jìn)行無(wú)功優(yōu)化不僅可以降低有功網(wǎng)損,還能提高系統靜態(tài)電壓穩定性。
- In this method the Jacobi Matrix have the factor of OLTC"s rate, so using it to analyze voltage stability is better. 在這種算法中,其雅可比矩陣包含了OLTC變比的相關(guān)信息,因此用其進(jìn)行系統電壓穩定的靜態(tài)分析更能反映系統的真實(shí)狀況。
- Simulations show that it can provide realtime monitoring and control of voltage stability. 算例表明用該方法可以進(jìn)行電壓穩定的實(shí)時(shí)監測和控制。
- In voltage stability analysis, a modal decomposition is used, by which eigenvalues of the electric system are obtained. 在電壓穩定性分析中,采用了一種模態(tài)分解法,用這種方法可獲得電力系統的本征值。
- Applied dedicated thick diaphragm and high-power integrated circuit to have high precision on voltage stability and constant current output. 采用專(zhuān)用的厚膜大功率集成電路,具高精度的穩壓及恒流輸出特牲。
- Adopted dedicated thick diaphragm and high-power integrated circuit to have high precision on voltage stability and constant current output. 采用專(zhuān)用的厚膜大功率集成電路,具高精度的穩壓及恒流輸出特牲。
- To solve the voltage stability problems in the Grid, the reactive compensation should be reasonably configured in every area. 為了解決華東電網(wǎng)的電壓穩定性問(wèn)題,有必要合理配置各區域無(wú)功補償。
- A new algorithm used for power system steady state voltage stability analysis based on eigenvalue structure analysis (ESA) method is proposed. 提出了基于特征結構分析法(ESA)的電力系統靜態(tài)電壓穩定分析的新算法。
- Then it is integrated into standard optimal power flow (OPF) formulation, and set up a new ATC model considering angle stability and voltage stability. 因此,用線(xiàn)路傳輸有功功率極限近似簡(jiǎn)潔地表達這2種復雜約束的方法,建立考慮功角和電壓穩定約束的可用輸電能力新模型。
- It is proved that adding SSSC to the weakest node and the node with the fastest load growth can enhance power system voltage stability. 證明了在系統最薄弱節點(diǎn)和負荷增長(cháng)最靈敏節點(diǎn)線(xiàn)路中加入SSSC后能提高電力系統電壓穩定性。
- The regional load margin index(I RLM) is defined,with which the static voltage stability of Guangdong AC / DC hybrid power grid in 2005 is studied. 為了進(jìn)行風(fēng)電并網(wǎng)后電力系統電壓穩定性的評估,利用具有概率特征的負荷裕度指標,提出了一種含風(fēng)電場(chǎng)電力系統電壓穩定概率分析的混合方法。