精度處理器 的英文怎麼說
中文拼音 [jīngdùchǔlǐqì]
精度處理器
英文
accuracy study processor- 精 : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 處 : 處名詞1 (地方) place 2 (方面; 某一點) part; point 3 (機關或機關里一個部門) department; offi...
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 精度 : precision; accuracy; degree of accuracy; precision accuracy; trueness
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Used to reclind and curve, pc control, the photoelectricity bougie has high precision, automatic controlsystem, so, the operation is easy and safe
用於矯正織物的緯斜、緯彎。只能化的微機處理器,高精度的光點探頭,全自動的控制系統,使得操作方便,運行安全可靠。Electric - controller is nubbin in developping. we are based on designing to structure of circuit, we are dead against in time and stabilization for controlling and communications, precision and rapidity for transformation etc. we have completed to select on microprocessor, clock - frequency and a / d transfer. it carry out transformation for valve position signal, and select on solid - switch ac
在控制器的電路結構設計的基礎上,考慮到通訊、控制的及時、穩定、轉換的精度和速度等幾方面,主要完成對微處理器的選擇、時鐘頻率和a d轉換器的選用,閥位變送功能的實現,固態交流開關和顯示器的選擇等。The distributing design reduce effectively spending of cpu. through following experiments in practice, the outcome indicate that this nav system can accomplish the reckoning on data information of vehicle and has the supernal precision
這樣有效的減少主處理器的開銷,集中進行卡爾曼濾波數據融合運算。測試結果表明該設計能夠實時完成對車輛的實時經緯度的測算,具有較高的精度。Segment timer may use to record pressent year, month, date, display pressent time, and with four - segment alarm function, alarm circlate in the sequence of time from first segment to forth segment alarm point it is display intuitional, clocking accuracy, alarm reliable, with clock keep function while key off function
採用先進的微處理器進行智能控制,主要適用於供熱供暖製冷等熱能系統中,對熱水過熱蒸汽飽和蒸汽氯化鈣水或其它制熱製冷介質中的熱能進行高精度的積算與控制。We now take digital circuit approaches to realize the algorithms, i. e. using microprocessor to calculate harmonic components. so as to overcome disadvantages of analogy circuits, for example, instable circuit parameters, low calculation accuracy, inconvenient regulation and low integration level
在演算法實現上,採用數字方式,即採用微處理器進行數值計算,克服了模擬電路元件參數不穩定、計算精度差、調節不方便和集成度低等缺點。Combining multilevel scheme, spectral bisection method, kl / fm refinement, as well as multi - partitioning refinement strategy, the computing method is characterized by high efficiency, flexibility, and simplicity because it both maintains load balancing and minimizes the complexity of communication among processors
演算法結合了多層次思想和譜分區方法、 kl fm精化演算法和多分區調整策略等技術,以保持負載平衡和減小處理器之間的通信復雜度為目標,具有高效、靈活、簡便等特點。Intelligent multi - channel data - logging display controller adopt advanced microprocessor for smart control, it is suitable for display and control temperature, humidity, pressure, liquid level, instantaneous flow, speed and so on in many physical quantity inspect signal, and can data - logging multi - channel measure signal. it also can carry on high - accuracy linear correction to various non - linear input signals
雙迴路數字光柱顯示控制儀採用先進的微處理器進行智能控制,適用於溫度濕度壓力液位瞬時流量速度等多種物理量檢測信號的顯示及控制,並能對各種非線性輸入信號進行高精度的線性校正。For high stability of the system, with the realization of hardware of the system, the second part of this paper starts from the transmission line theory, and studies the signal integrity problem of high - speed circuit system in light current. the causes of these signal integrity problems, such as signal delay, reflection, crosstalk, ground bounce noises and etc. are analyzed in theory. combined with actual design, key points of design and standard design flow of general high - speed, high - precision printed circuit board are summarized, which has been applied in actual system, and good effect has been achieved
為使系統具有較高的穩定性,本文第二部分結合該處理器的硬體實現,從傳輸線理論出發,研究了弱電情況下高速電路印刷電路板中的信號完整性問題;從理論上分析了延遲、反射、串擾以及地彈噪聲等信號完整性問題產生的原因;結合實際設計,總結了一般高速、高精度印刷電路板的設計要點和標準設計流程,並在實際系統中獲得了應用,取得了很好的效果。For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research
本文針對變壓器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預測、主變壓器油溫測量精度低造成控制誤差大、故障率高、維護工作量大、無法實現遠程通訊等問題,經過多方面的技術分析和調研,設計開發了新型的以微處理器為核心的智能式電力變壓器風冷卻器控制系統。The ina128 is used by left leg ' s driver circle and the aims are to enhance the cmrr and reduce the disturbance of 50hz. the part of a / d transmitting chip is the adc0809 which have a eight - channel transmitter, a eight - bit a / d transmitter and the logical control by microprocessor
考慮到家庭監護的實際應用,精度的要求不是很高, a / d轉換器採用的是adc0809 ,它有8通道多路轉換器、 8位模/數轉換器和與微處理器兼容的控制邏輯電路。This digital amplifier made up of a digital inverter can implement the sine voltage signal ' s power amplifying based on the digital signal processor. with the high processing ability of dsp, the advanced digital control arithmetic can be realized in the software. also the feasible and effective technique for the time delay compensation of digital control can be achieved
該放大系統用數字化逆變器來實現電力系統正弦電壓信號功率的放大,利用dsp數字處理器高速的處理能力,可以使系統實現高性能的演算法控制,並且能靈活地對系統的誤差進行補償,從而實現逆變系統的高性能和高精度,為解決電力系統電容式互感器二次側帶負載能力弱的問題進行了有意義的研究。This product is a full electron construction in which its front - end adopts pressure sensor with baffle filled oil chip. output signal is sent the data to microprocessor from high - precision, low temperature drift and high - reliability amplification circuit and a d convert circuit, after operating, to transform by high - precision d a convert circuit into standard signal output
該產品為全電子結構,前端採用帶隔離膜充油芯體的壓力傳感器,輸出信號由高精度低溫漂和高可靠性的放大電路和模數轉換電路將數據送入微處理器,經運算後由高精度數模轉換電路變換為標準信號輸出。The digitizer based on pxi bus uses fpga ( field programmable gate array ) to implement 256 points, radix - 2 dit fft ( fast fourier transform algorithm ). the design uses pipelining for fft processing and can accomplish sampling and processing signals of two channels at the same time. in the signal acquisition circuit, - a / d convector is used to enhance the precision of the signal sampling
在本設計中,採用fpga ( fieldprogrammablegatearray )實現了256點基2dit演算法復數fft ( fastfouriertransformalgorithm快速傅氏變換演算法)處理器,具有較高的速度和運算精度fft ,設計採用流水線處理方式大大的提高了處理速度,可實現對兩個通道輸入信號的并行採集與處理。Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly
但是高性能的交流調速系統實現很困難,這是因為交流電機是多變量、強耦合的非線性系統,不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題,其基本思路? ?應用坐標變換將三相等效為二相,實現定子勵磁電流分量與轉矩電流分量之間的解耦,達到對交流電機磁鏈與電流分別控制的目的,交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步,計算機技術飛躍發展,高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中,促進矢量控制迅猛發展,日趨成熟。Superscalar risc microprocessor is the further development of reduced instruction set computer, it improve the instruction - level - parallism by means of adding parallel pipelining function units and dynamic on - chip scheduling. this thesis anslysises the architecture and the diversified techniques of superscalar computer
超標量risc微處理器是精簡指令結構( risc )的進一步發展,它通過增加并行流水執行單元並結合片上硬體動態調度來提高指令并行度。Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail
針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。Generally, the disassembly strategy can be divided into the liner - scanning strategy and recursion - scanning strategy based on control flow. through researching on the recursion - scanning strategy based on control flow and instruction sets of many processors, this essay proposes a kind of disassembly strategy based on the static program flow traversal graph, and makes use of six strategies to pick up the hidden program sections from the data sections, thereby raising the precision of the disassembly result
反匯編策略大體可以分為線性掃描策略和基於控制流的遞歸掃描策略,該文通過對基於控制流的遞歸掃描策略以及多款處理器指令系統的研究,提出了一種基於程序靜態流程遍歷圖的反匯編策略,使用6種策略將隱匿於數據段中的程序段提取出來,提高了反匯編結果的精確度。In the later part of this paper, image registration algorithm based nprod and gauss - pyramid is performed on dspevm ( digital signal processor evaluation module ) board, and is proved to be precise and reliable
論文最後在基於數字信號處理器的評估板上實現了基於歸一化積相關和高斯塔形分解的配準演算法,實驗表明該演算法具有較高的配準精度和匹配概率。Furthermore, it discusses how to improve the reliability and consistency of the system and how to design the constraint files of place and route. at the present, we have tested this responder system roundly. this system is reliable steady and highly accurate and meet our expectant aim
目前,本論文介紹的單脈沖二次監視雷達應答信號處理器已經完成全方面的測試,系統具有較高的可靠性、穩定性和系統精度,滿足設計要求,達到了預期的目的,可以應用於單脈沖二次雷達接收機上。At the same time, we mainly design the hardware and the software of the two control systems. the high quality singlechip of at89c2051 and at89c51 are used as the main microprocessor of the control system. using digital method achieved the speed adjustment and the close - loop speed control which ensure the accuracy of speed adjustment and the speed stability at a def inite speed range
同時就兩套無刷直流電動機控制器的硬體電路和軟體程序問題進行了重點工程設計,採用了高性能的at89c2051和at89c51單片機作為微處理器,用數字軟體技術對電機進行調速和轉速閉環控制,使電機在一定范圍內能夠進行精確調速和速度穩定控制。分享友人