small-signal parameter 中文意思是什麼
small-signal parameter
解釋
小信號參數-
Based on netomac, a software package for power system simulation, the model and algorithm of pre - dispatch schedule in generation markets, excitation system parameter setting, and power system small signal stability anaylsis are studied in this thesis. the main work is as follows : a model of pre - dispatch schedule is proposed, whose target is to minimize the market purchasing price ( mpp ) in the whole pre - dispatch period. then according to the characteristics of pre - dispatch schedule, the model of pre - dispatch schedule is simplified to minimize the mpp in each pre - dispatch time, and a three - step algorithm of pre - dispatch schedule is designed : dealing with the optimal problem in the whole period of pre - dispatch with static planning method, solving the problem of combination of machines with pr1 method, resolving problem of optimal power flow ( opf ) with modified powell method
本文基於netomac模擬軟體，以發電市場預調度計劃模型及演算法、勵磁系統參數整定和電力系統小擾動穩定性分析為研究內容，主要做了以下工作：建立了以整個預調度計劃周期內的市場購電價格最小為目標的發電市場預調度計劃模型，並根據預調度計劃問題狀態數多、變量多、混合整數、非解析的特點，將預調度計劃模型的目標函數簡化為各時段的市場清算電價最小，設計了三段式預調度演算法：用靜態規劃法求解整個預調度計劃周期內的優化問題；用優先級法求解機組組合問題；用改進的powell法求解最優潮流問題。 -
In order to design the parameter of error amplifier, the small signal model is derived for arc welding inverter using state - space averaging, and frequency - domain analysis is performed to complete the parameter design
為了設計控制系統中誤差放大器的參數，利用狀態空間平均法建立了電源系統的低頻小信號數學模型，進而利用控制理論中的頻域分析法設計了系統的補償網路，即誤差放大器的參數。 -
In addition, research on esprit ( estimation of signal parameter via rotational invariance technique ) super - resolution imaging technology is made to improve image quality, especially in the case of small segment of viewing angle. afterward, a new multi - target isar imaging method for high - speed targets is presented
2 .在方位向的補償（相位校正）方面，利用多重的離散傅立葉變換（ dcft ） ，對目標平動引起的相位線性調頻項的調頻斜率進行精確估計，並直接構造補償項對各個距離門進行補償。 -
Because the difference of real - valued and complex - valued system, the different neuromime is adopt in different system. in addition, this paper design two kinds of transmission function to different input signal. the new algorithm make up the flaw such as small application domain and difficult chose of parameter
文中針對實數和復數系統的差異提出了兩種不同的網路神經元結構，並且根據傳輸信號的差異設計了兩種傳輸函數，彌補了原來演算法應用范圍小、參數不易選取的缺陷。 -
The method to obtain the equivalent inductance of im is proposed, and the small - signal model of the peak - current controlled im - fac converter is founded. based on the presented small signal model, the parameter design of the compensator is accomplished
提出im中電感的等效方法，依據電感等效值和建立的峰值電流控制fac變換器的小信號模型完成了採用峰值電流控制的im - fac變換器的小信號分析和補償器設計。
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