正弦干擾 的英文怎麼說
中文拼音 [zhēngxiángānrǎo]
正弦干擾
英文
sine wave interference-
A nonlinear ship steering controller is designed successfully. even considered the noises caused by wind, wave and current, the matlab simulation tracking error is almost zero. simulation results show that the presented algorithm is effective and robust
在存在舵機非線性和海浪干擾的情況下,分別跟蹤階躍響應及正弦曲線,航向跟蹤效果很好,幾乎無偏差跟蹤,且打舵小,具有較強的魯棒性。Point originally possessed the harmful interference of the frequency s every kind of times. enlarge 1 khz sine wave the hour will produce 2 khz of two times wave with 3 khz of three times wave wave for and much higher time
指原有頻率的各種倍頻的有害干擾。放大1khz正弦波時將會產生2khz的二次諧波和3khz的三次諧波以及許多更高次的諧波。Continuous single tune jamming is an effective jamming to linear frequency - modulated radar. however it can not suppress signal output after being full of the sidelobe suppress filter of the jammed bi - phase coded radar, no matter how great the power of it may be
單頻正弦波干擾對線性調頻雷達是一種有效干擾,但對於二相編碼雷達無論具有多大的功率在充滿二相編碼雷達接收機的旁瓣抑制濾波器后也不能壓制信號主瓣,因此是一種無效干擾。Then by the method of computer simulation, the following jamming patterns are made quantitative analysis, radio - frequency noise jamming, continuous single tune jamming, continuous noise amplitude - modulated jamming, relayed frequency shift jamming, and the key factor which affect the quality of these jamming patterns
然後在此基礎上,通過計算機模擬分析,定量地討論了射頻噪聲干擾、連續正弦波干擾、轉發移頻脈沖干擾以及影響它們干擾品質的因素,並以壓制系數為衡量標準,進行了干擾效能分析。The innovation in this paper is list below ( 1 ) use rectangle - shape pipeline so that the inducing electromotive force could be enhanced ; ( 2 ) use alternating current whose frequency is adjustable to induce the magnetic ; ( 3 ) make the flowmeter intelligent by use the microprocessor ; ( 4 ) finish designing the ls flowmeter with utra - low power consumption
本文的創新之處在於採用矩形測量導管大大增加微流量條件下的感應電動勢;採用輸出頻率可調的正弦波電流作為勵磁電流達到消除50hz頻干擾和減少正交干擾的目的;利用單片機等高端現代電子產品實現了電磁流量計的高度智能化及設計出真正的超低功耗的、可用干電池長期供電的ls旋轉流量計。We modulate the amplitude of the continuous single tune jamming by noise and produce the continuous noise - modulated jamming. this kind of jamming is effective to pc radar including linear frequency - modulated radar and bi - phase coded radar
在對單頻正弦波進行噪聲調幅后形成的噪聲調幅干擾對線性調頻雷達和二相編碼雷達都是有效干擾,其干擾特性和射頻噪聲干擾類似。Sampling theorem for band - limited low - pass signal with disturbance from a sine signal
正弦信號干擾下低通帶限型頻譜信號的采樣Secondly, we analyse the anti - jamming performance of coherent csk system and non - coherent dcsk system under a narrowband sine wave jamming, and analyse the performance of chaotic communication system under coexisting with a conventional spread spectrum communication system, such as direct - sequence spread spectrum ( ds - ss ) system
其次,詳細分析了相干csk系統和非相干dcsk系統的抗窄帶正弦干擾能力,以及與傳統擴頻通信系統(以ds - ss為例)共存時,傳統擴頻通信系統對它們的影響。In the course of exploiting the system hardware, we adopt the low frequency sine wave excitation technology whose frequency is alterable, and scheme out the new signal conversion & amplifying circuit, the new lcd circuit and the new system anti - interference circuit
在系統硬體電路的開發中,我們採用了頻率可調的低頻正弦波勵磁技術,並設計出新穎的信號轉換放大電路、液晶顯示電路和系統抗干擾電路。Predictive control have gotten good practical effect in kinds of complex production procedure
本文研究了離散時滯系統和帶正弦干擾的連續時滯系統的預測控制問題。Chapter three : introduces the design of the electromagnetic flowmeter hardware system, lays stress on analyzing the conversion & amplifying circuit, the excitation sine wave occurring circuit, the analog - digital conversion circuit, the keyboard display interface circuit, the communicating interface circuit and the anti - interference circuit
第三章重點對電磁流量計硬體系統的轉換放大電路、勵磁正弦波發生電路、模數轉換電路、鍵盤顯示介面電路、通信介面電路,系統抗干擾電路等進行設計和分析。Firstly, this paper discusses the working principle of the insulated monitoring device of rsj820 secondary ac circuit, and introduces the basic model structure of xc68hc912dg128 microcontrollers. secondly, it expatiates several evolution arithmetic of rapid speed and the several feasible schemes of software optimization in the nested real time system, and design a programming structure which use the multitask idea. at the same time, it brings forward the ideology of the software hiberarchy structure and the hardware modularization
本文首先論述了rsj820二次交流迴路絕緣監測裝置的工作原理;介紹了xc68hc912dg128微控制器的的基本模塊結構;闡述了常用的幾種快速開方演算法和嵌入式實時系統軟體優化的幾種可行的方案;設計了在自動裝置中使用多任務思想的一種程序結構;提出了自動裝置開發中的軟體層次結構和硬體模塊化的思想方法;介紹了rsj820中使用的正弦波發生方案和採取的抗干擾措施;經過現場試運行,表明了rsj820達到了設計目的,能滿足實際運行需要。分享友人