靜壓調節 的英文怎麼說
中文拼音 [jìngyādiàojié]
靜壓調節
英文
static pressure regulation- 靜 : Ⅰ形容詞1. (安定不動; 平靜) still; calm; motionless 2. (沒有聲響; 清靜) silent; quiet Ⅱ名詞(姓氏) a surname
- 壓 : 壓構詞成分。
- 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
- 節 : 節構詞成分。
- 調節 : regulate; adjust; monitor; measure; take care of; condition; regulation; adjustment; conditioning...
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For a class of series - wound active power line conditioner the design approach law of a new fuzzy integral sliding mode variable structure control is presented. this method adjusts power electronic switch in order to achieve anticipated balance volt, finally makes active power line conditioner not only possess good robustness of variable - structure control and decrease vibration to the most but also increase the steady state precision. series - wound aplc adopted this control method possesses good dynamic and steady state performance
針對串聯型有源電網調節器運用變結構控制策略,調節電力電子開關模式,以獲得預期的平衡電壓,對串聯型有源電網調節器提出了模糊積分變結構控制方法,使串聯型有源電網調節器既保持了常規滑模控制強魯棒性的優點,又減弱了滑模控制的抖振,提高了系統的穩態精度,使系統具有良好的動態和靜態性能,模擬試驗表明該控制策略是一種十分有效的控制方法。The experimental results show that the distribution of the radial static pressure behind the model cascade can be controlled by changing the diameter, number and distribution of the holes at different radius of the full circled backboard with the holes properly , and the experiments variable enthalpy drop in the model cascade can be realized by using out - circled backboard or in - circled backboard which are set on the different distances from the trailing edge of the model cascade
實驗結果表明,適當選擇全環鉆孔擋板不同半徑處的鉆孔率、鉆孔直徑與分佈,可調節靜葉后徑向靜壓分佈,採用外環或內環擋板,並將其分別置於靜葉的近、中、遠下游,可實現靜葉柵的變焓降實驗。The response was compared with that obtained through simulation realized by the use of matlab and the actual process on different steam flow, feed water flow, fuel flow and control method
並運用matlab模擬工具,針對鍋爐水位和汽壓調節對象模擬模型在不同的蒸汽負荷、不同給水量、不同燃油量和不同控制方式下的動、靜態情況進行模擬研究。There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor
本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。Genetic algorithm is used to optimize the parameters of pid controller that is used to control the plant lon ( local operating network ) is designed to control vav air - conditioning system. by this means the static pressure control and minimum total supply air volume control are experimented. the paper analyzes the coupling among loops, the whole system ' s stability and energy saving effect under the two control methods
針對目前變風量空調系統的模型都是用機理建模方法建立的情況,本論文用最小二乘法對機組部分進行系統辨識,建立了水閥?送風溫度、變頻風機?靜壓兩個迴路的模型,經驗證比較接近實際系統;採用遺傳演算法對pid控制器的參數進行尋優,尋優結果令人滿意;設計了變風量空調系統的lon控制網路,以此為實現手段,進行了定靜壓控制和最小總送風量控制,並在兩種控制方式下,分析了各個迴路的耦合情況、兩種控制方式的穩定性和節能效果。The accurate models of steam pressure controlled system were established in accord with the theory of marine boiler. the response was compared with that obtained through simulation realized by the use of matlab and actual process on different steam flow, fuel flow and control method
運用matlab模擬工具,對汽壓調節對象模擬模型在不同的蒸汽負荷、不同燃油量和不同控制方式下的動、靜態情況進行模擬比較,提出不同控制要求下的控制演算法。This charged fiber can be directed or accelerated by electrical forces and then collected in mats or other useful geometrical forms. the diameters of electrospun fibers are in the range of tens of nanometers to several micrometers. in this paper, polyacrylonitrile ( pan ) nanofibers are made by electrospinning pan / dimethylformamide ( dmf ) and pan / dimethylacetamide ( dmac ) with adjusting the main process parameters including electrostatic voltage ( 20 ~ 50kv ), sprinkler aperture ( 0. 5 ~ 0. 8mm ), collection distance ( 15 ~ 25cm ), solution concentration ( 6 wt % - 14 wt % )
本文主要對聚丙烯腈( pan )二甲基甲酰胺( dmf ) 、 pan二甲基已酰胺( dmac )體系進行電紡絲,調節靜電壓( 20 50kv ) 、噴頭孔徑( 0 . 5 0 . 8mm ) 、接收距離( 15 25cm ) 、溶液濃度( 6wt 14wt )等過程參數,制得pan納米纖維,纖維平均直徑在200 1000nm ;詳細分析了過程參數對纖維細度、形態等的影響,認為高聚物溶液濃度及靜電壓對纖維細度有決定性影響,其它過程參數如接收距離、噴射孔徑、紡絲溶液溫度、溶液電導率等的調整應以這兩參數為基礎進行。By means of variable frequency and adjustable speed, the variable air volume air conditioning automatic control system saves energy through setting different static pressure values in different time periods
變風量空調控制系統以變頻調速為手段,分時段設定靜壓值以實現節能。Automatic speed control : the automatic engine speed control system. exclusive to linde ensures that the engine and hydrostatic system are constantly operating at the lowest possible rpm or pump lutput ration, thus saving fuel and reducing emissions
自動調速系統:林德獨有的發動機自動調速系統,能夠保證發動機和靜壓系統始終以盡可能低的轉速運行,並且保持最低的功率輸出,從而節約能耗,減少排放。The control of secondary adjusting hydrostatic transmission system which is different from the regulation of the traditional primary element ( hydraulic pump ), is the system that is directly adjusting secondary element ( hydraulic motor )
二次調節靜液傳動系統是區別于傳統的一次元件(液壓泵)的調節,直接對二次元件(液壓馬達)進行調節的系統。The experiment ' s results show that the system is stable under the static pressure control and energy saving under the minimum total supply air volume control. although the terminal dampers ' s tuning time is prolonged under the minimum total supply air volume control, it can be reduced by adopting the appropriate sampling time when debugging the system. from all of this we can conclude thart the minimum total supply air volume control has a good application perspective
實驗結果表明,定靜壓控制方式下系統較為穩定,最小總送風量控制比定靜壓更加節能,但它延長了末端閥位的調節時間,在系統調試時,我們可通過選擇合適的采樣時間來縮短閥門的調節過程,所以最小總送風量控制具有廣闊的應用前景。The outer - loop adopting the voltage effective value feedback regulates voltage output and reduces the steady error of output voltage. the inner - loop control is inductance current feedback, which implements the stabilization of system, and limits the inductor current
外環採用電壓有效值反饋,調節輸出電壓,內環採用電感電流瞬時值反饋,提高系統動靜態特性,並對採用該方案的級聯逆變器進行了全面分析。With the application of real - time multi - tasks mechanism and modulization software structure, the controller can set and modify the parameters on - line, collect and process the real - time data of the four - battery charge / discharge devices, termly and digitally regulate the closed loop and monitor the real - time faults, so that the system can control different styles of charging and discharging operate mode such as in constant current style, constant voltage with limited current style and static style
控制器軟體採用實時多任務機制和模塊化的設計思想,通過對蓄電池化成充放電過程中工藝參數的在線設定修改、實時數據的採集處理、定時的數字閉環調節和故障的監測,實現對蓄電池靜電、恆流、恆壓限流等多種充放電工作方式的控制。Sometimes you find these opposing forces in associates friends, loved ones, but finally you must balance these opposites within yourself ; first, the confidence to go forward, to do, to become ; second, the tempering of self - approval with hard - headed, realistic self - appraisal
有時你會遭遇來自同事、朋友及所熱愛的人的反對的壓力,但是最終你必須自己平衡這種反對意見:首先要滿懷信心向前走,去做該做的事情,去成為想成為的人;其次,調節你的自滿情緒,冷靜地、現實地評價自己。A new static hybrid layered voltage control model has been set up. in this way static layered management management and control of voltage are realized, the proposed static hybrid automatic voltage control ( havc ) system and the methods are proved to be effective by the results of computer simulation research done by wscc - 9 system in the paper
最後,將混成控制系統的理念和方法引入電力系統靜態電壓控制的模擬研究,建立靜態混成自動電壓控制( havc )模型,實現系統的靜態電壓分層調節和控制。以wscc - 9節點系統為例進行計算機模擬研究驗證,證明了靜態混成自動電壓控制系統的有效性。In the fifth chapter, a new fully differential operational amplifier with voltage and current - mode negative feedback has been proposed, which can stabilize its quiescent operation point, using the characteristic of mos transistors which operate in the triode region acting as active variable resistor, a fully differential fourth - order chebyshev low - pass filter with tunable frequency and bessel low - pass filter with accurate group delay based on r - mosfet - c and operational amplifier has been designed
第五章:提出了一種新的既具有電壓共模負反饋又同時具有電流共模負反饋的全差分運算放大器電路,能較好地穩定電路的靜態工作點,並應用mos管工作在線性區可作有源可變電阻用的特性設計得到了截止頻率可連續調節的高性能r - mosfet - c 、運放結構切比雪夫( chebyshev )和精確群時延值貝塞爾( bessel )低通濾波器。Each module is controlled by voltage - current two closed - loops. the common voltage loop controls system output voltage & frequency, and generates a common reference current signal
每臺航空靜止變流器模塊均為電壓、電流雙環控制,通過公用電壓調節器穩定並聯系統的輸出電壓及頻率,同時產生統一的模塊電流給定信號。For the direct current decouple controller, the p1 adjustor ? parameter of current and voltage loop ? is designed. the correction of the designed parameter is testified by simulating on two phase synchronization coordinate and three phase stationary coordinate, the simulation wave is given
對直接電流解耦控制器的電流環和電壓環的pi調節器參數進行了設計,並通過在兩相同步坐標系與三相靜態坐標系的模擬驗證了設計參數的正確性,同時也驗證了直接電流解耦控制方案的可行性,給出了模擬波形。In this control scheme, the voltage error is processed by pi algorithms first, and then the current of the capacitor which equal to the differential of the voltage is imported to compose a two - loop control
該方案先對輸出電壓誤差進行pi調節,在此基礎上引入相當于輸出電壓微分的電容電流反饋信號構成雙環控制,使逆變器輸出電壓具有良好的靜態特性和動態特性。The dynamic performances of the force and location adjusted fashion are satisfactional. the results of theory and experiment are consistent. the results of experiment express the dynamic performances of the hyd raulic hitch are satisfactional to tractor
試驗結果表明,採用比例閥的液壓懸掛系統位調節和力調節都具有良好的靜動態性能,並且與理論分析結果一致,因此能達到對拖拉機農具控制的靜動態品質要求。分享友人