電源度數 的英文怎麼說
中文拼音 [diànyuándùshǔ]
電源度數
英文
power dimension- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 源 : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 數 : 數副詞(屢次) frequently; repeatedly
- 電源 : source; current source; electric source; power pack; power supply; power source; source of power ...
- 度數 : number of degrees; readings; dimensionality; degree
-
Staff was reminded to switch off lightsair conditioners during lunch or away for long hours and to keep room temperature at a reasonable level to avoid excessive air conditioning
我們提醒所有的工作人員在午膳時或離開辦公室一段頗長的時間時,須把冷氣機及電燈關掉,同時須把室溫保持在一個合理的度數,以免浪費能源。Energy conservation staff was reminded to switch off lights air conditioners during lunch or away for long hours and to keep room temperature at a reasonable level to avoid excessive air conditioning
我們提醒所有的工作人員在午膳時或離開辦公室一段頗長的時間時,須把冷氣機及電燈關掉,同時須把室溫保持在一個合理的度數,以免浪費能源。Using jgp560c magnetron sputtering equipment, cu / ag film are deposited on cd1 - xznxte substrate by dc magnetron sputtering in order to get the influences of the main experiments parameters such as sputtering power, gas flow, vacuum air pressure, magnetoelectricity power and substrate temperature on deposition rate of film, discovered that dc sputtering power is the most key factor influencing the deposition rate
在jgp560c型超高真空多功能磁控濺射鍍膜機上,採用直流磁控濺射法在cdznte晶體上制備出cu ag合金薄膜,揭示了氣體流量、直流濺射功率、勵磁電源功率、工作氣壓和襯底溫度等工藝參數對沉積速率的影響規律。結果表明濺射功率對沉積速率的影響最大,隨濺射功率的增大沉積速率快速增大。In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical
在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同時系統電路配置成中斷響應方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。The company main product includes : the vacuum electron gun, opticsmembrane level thickness measuring instrument, the electron gunscanning control meter, the high efficiency crystal thyratron pressureregulator, the precise optics with the power source, the electricitycontrol the cabinet, the data acquisition module and so on
公司主要產品有:真空電子槍、光學膜層厚度測量儀、電子槍掃描控制儀、大功率晶閘管調壓器、精密光學用電源、電氣控制櫃、數據採集模塊等。Three parameters, the fractional temperature coefficient, the sensitivity of transconductance to voltage supply and improvement factor, are introduced
在分析中,本論文引入並使用了跨導的相對溫度系數、跨導對電源電壓的敏感度、跨導穩定性改善因子三項指標。Thirdly, the paper discusses the driver of the peripheral equipment, how to port the uc / os - n and uclinux, h. 323 protocol and the application of the system in the digital speech classroom. also some software and hardware measure are adopted to enhance the system stability. at last, the shortcoming and the something to be improved are given. dsp can be used to realize real - time speech coding algorithm, and after porting ( ac / os - n, arm can manage the keyboard, the lcd and the ethernet peripheral etc. then the embedded network system with specific purpose can be used in others fields, such as pda, set of top, web tv, ect
在實際設計實現中,為提高系統軟、硬體整體穩定性和可靠性,使用了以下幾種方法: ( 1 )低電壓復位、抗電源抖動能力、增加時鐘監測電路、抗電磁干擾能力、散熱等技術; ( 2 )多層pcb設計,線路板結構緊湊,電源部分採用數字5v 、 3 . 3v 、 3v 、 1 . 8v和模擬5v多電源供電; ( 3 )選用表面貼和bga封裝的器件; ( 4 )按照軟體工程的要求進行系統分析,規劃系統框圖、流程分析、模塊劃分,減小了不同模塊的相關性,從而最大限度避免了錯誤的發生。Summarize : multi - input, can be used cooperate with various sensors / transducers, measure 、 display and alarm control the physical quantities such as temperature 、 humidity 、 liquid level and flux # 118alues and transform them to export, can read and write all parameters via the computer through serial communication, besides it can offer 24vdc power supply for 2 - wire transducers, four - bit led displaying, the multi - segment curve correcting function is selectable, one meter can equip four alarm relay outputs 、 one transform ( or communication ) output and one equipped power supply outputs
萬能輸入,可與各類傳感器、變送器配合使用,實現溫度、濕度、壓力、液位、流量等物理量的測量、顯示、報警控制和變送輸出;通過串列通信口,可在上位計算機中實現全部儀表參數的讀寫;還可為兩線制變送器提供24vdc電源; 4位高亮度led數字顯示;對輸入信號有多段折線修正功能可選;一臺儀表最多可配4個報警繼電器輸出、一路變送(或通信)輸出和一路配電輸出。The circuit is used in high resolution resistance measuring. the coupled chaotic circuit array composed of this circuit is researched by computer simulation and circuit experiment. results show that, it is feasible to improve the stability of orders of chaotic systems and reduce noise in measuring by coupling
最後,對以這種單電源驅動的混沌電路為基本單元所構成的耦合混沌陣列在提高系統輸出的穩定性和抑制噪聲作用方面,進行了計算機模擬研究和實際的電路實驗研究,結果顯示通過耦合的方式,可以將信號檢測的精度提高近一個數量級。Test of power grounding : receive the command, then begin to open, read the 24th route data from the power screen moulding board after 8 second of open stabilization. the result can send automatically, the data enter into the respond cache ( differentiate rate is 1k second )
電源對地漏流的測試:收到命令,進行開出,在開出穩定后( 4秒) ,讀入電源屏模入板第24路數據,結果自主發送,數據進入應答緩存(解析度1毫安) 。Analyze item by item the position of unintact cycle, the running clearance of unintact cycle, locking - deform, datum dimension regulating, repeatly install, power voltage wave and marking running etc. at the same time, we give the calculating formula to calculating the running marking random error, and use it to calculate the system error of big diameter measure instrument - - datum dimension frame error, gyro - wheel diameter error, error caused by circumstance temperature, error caused by backing distance, angle error, delay error of data collecting circuit, lathe main shaft running error, workpiece install partial error
對不完整圓的位置、不完整圓的轉動間隙、鎖緊變形、基準尺調整、重復安裝、電源電壓波動、標記轉動等隨機誤差進行了逐項分析,並給出轉動標記隨機誤差的計算公式。對大直徑測量儀的系統誤差?基準尺尺架誤差、滾輪直徑誤差、環境溫度引起的誤差、後退距離引起的誤差、角度誤差、數據採集電路延時誤差、車床主軸回轉誤差、工件安裝偏心誤差分別進行了計算,最後對誤差進行合成。Through the analyzes of electromagnetic system of a axial symmetry by the method of electromagnetic vector potential, an eddy current field math model is build by triangle cell, this article has researched the effect of power frequency to eddy current density, penetration depth and the skin effect
本文以電磁場矢量位有限元法為基礎對二維軸對稱場的磁場強度、渦流密度進行了計算求解,採用三角形單元和六面體單元建立了渦流場數學模型,研究了電源頻率對渦流密度、透入深度及集膚效應等場量的作用影響。Users can set parameters of the transfer facility conveniently by keyset and lcd. the power monitoring, alarm system and hint functions enhance the reliability and security of the system. the function of temperature compensation eases the discomfort of patients brought by too low temperature of liquid
通過控制鍵盤和lcd ,使用者可以方便地對輸液器進行參數設置;電源監測和報警提示功能提高了系統的可靠性和安全性;溫度補償功能減輕了藥液溫度過低時給輸液者帶來的不適;參數設置記憶功能顯示了系統設計的人性化特點。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。Electrical parameter includes voltage, current, power, frequency, power factor, and so on. the adjustment system of electrical network needs many panel instruments that can show the electrical parameter, such as voltage, current, power, cycle etc. tjsually these instrument is not accurate, wastes manpower resource, and the management of the data is inconvenient and easy to mistake. recently the development of micro - electronics technology and the advent of slsi. especially the advent of singlechip, lead to a new revolution in the field of instrument
電工參數一般包括電壓、電流、功率、頻率、功率因數等。在電網調度自動化的設備中需要配置多隻測量顯示上述電工參數的鑲嵌式面板表,如電壓表、電流表、功率表等等,其一般均為指針式面板表,精度低,可視距離近,數據需要人工抄錄,浪費人力資源,數據管理不便,容易出錯。The main contents to be studied and solved are shown as follows : designing scheme of the error compensation system, studying and designing the signal conditioning circuit, designing the data - acquisition circuit, designing and realizing the max1457 software development system. the compensating circuit is designed in virtue of the signal conditioning chip max1457 as its core. the data - acquisition circuit is designed in virtue
硬體方面,根據總體方案設計了以信號調理晶元max1457為核心的補償電路;以max1401為核心的數據採集電路,用來採集傳感器的電橋電壓和max1457輸出電壓;設計了max1457電源電路, max1457的電源電壓是失調dac和靈敏度dac的參考電壓,採用了ad586給max1457提供精密5v電源電壓。4. to get the motor ' s performance by calculation with known formulas, as a result an adjustment for the motor ' s configuration can be practised. when a combined method of altering the length of armature, the number of turns in the winding and the dimension of permanent magnet is used. 5. to get the motor ' s performance when it is driven by the power converter. finally, the calculated data are compared with the experimental measurements, so as to verify the rationality and reliability of the method
Q採用數值分析直軸負載磁場和交軸電樞反應磁場的方法來計算,得到較為準確的結果;根據電機工作特性的計算公式計算電機性能,由計算結果調整電機的結構,而調整工作使用改變電機鐵心長度、繞組匝數和永磁體尺寸相結合的方法,這樣可以得到較為理想的結果;對變頻電源供電時電機的工作特性進行計算,以檢驗其變頻時的性能。If the power supply is a couple of volts off, in either direction, such as when the red wire should be reading - 5 volts but it reads - 8 volts, or if there are no readings, replace the power supply
如果是一兩伏特電源過,出不來,例如當紅色線應讀但寫- 5 - 8伏特電壓,如果沒有或度數,更換電源Mainly applying to thermal insulation of single long legnth pipe, the longest use length with one power suppply circuit from hundreds meters to thousands meters
主要適用於長距離和超長距離單一管線的伴熱保溫,一個電源點最大使用長度為幾百米到數千米。First, we extended the liberman model of collisionless rf sheath. taking into account elastic collisions and charge - exchange collisions between ions and neutral particles, we established a self - consistent model describing the dynamics of rf sheath driven by a sinusoidal current source. the effects of collisions and rf - biased source power on the instantaneous thickness of the rf sheath and the sheath electric fields were studied
首先將liberman的無碰撞射頻鞘層模型進行推廣,考慮了離子與中性粒子的電荷交換碰撞效應,建立了描述碰撞射頻等離子體鞘層動力學特性的自洽模型,研究了碰撞效應,射頻偏壓,電源參數等對射頻鞘層的瞬時厚度及電場分佈的影響。分享友人