pump circuit 中文意思是什麼
pump circuit
解釋
泵的環路-
In order to apply esd to practical engineering, the author develops computer - aided events sequence diagram system ( caesds ). taking the power failure of spaceship cooling circuit drove pump as an example, this thesis uses the improved esd method and the esd model constructed by caesds, drawing a conclusion that the improved method and caesds is valid in manned spaceflight risk assessment
並以飛船冷卻迴路驅動泵電源故障為例，綜合運用改進的esd方法，利用caesds對其建立esd模型，最後分析得到結論，說明了改進的方法和caesds在載人航天安全性風險評估中的有效性。 -
It ’ s a medical treatment equipment of high capability but low price. this thesis chooses a discal peristaltic pump and put forward amelioration schemes based on analysis of trait of transfer pump in common use presently and selects stepper motor as drive motor. in order to reduce the whole volume, the pcb board integrates stepper motor drive circuit, keyset, alarm circuit and lcd
本文在分析目前常用輸液泵的優缺點的基礎上，選擇dg - 1盤狀蠕動泵，並進行了結構改進;選擇步進電機作為輸液泵的驅動電機，為縮小整體的體積，將步進電機的驅動電路、按鍵、 lcd和報警電路集成到單板上。 -
The improvement of fire fighting pump control circuit
消防水泵控制迴路改造 -
Furthermore, based on the proposed new charge pump circuit, a iv to 3. 3v high voltage generator which is used in analog switch circuit and a 3v to 10v high voltage generator which is applied to eeprom or flash memory are designed, the components and design thought of two high voltage generators are also discussed in detail. and the simulations of two high voltage generators are accomplished by tsmc 0. 18uw cmos technology ( t018u ), the outcome testifies that two high voltage generators that take the new charge pump as the core circuit have the higher performance
此外，基於新型的電荷泵電路，設計了用於模擬開關電路的1v到3 . 3v的高壓產生系統和用於flashmemory的3v到10v的高壓產生系統，詳細討論了兩種高壓產生系統的電路組成和設計考慮，並用臺積電0 . 18 mcmos工藝（ t018u ）對兩種高壓產生系統進行了hspice模擬，結果表明以新型電荷泵電路為核心的兩個高壓產生系統都具有較高的性能。 -
Safety device containing an audible alarm will break the circuit automatically when the pump is overloaded, temperature overheats or there is a shortage of oil or water
設想周到的各種電子保護裝置，如無熔絲開關，缺水或缺油，溫度異常及泵浦過負荷等自動警示系統，迴路能自動切斷，確保安全。 -
Thirdly, it simulated the pumping circuit & dividing circuit with the widely used software matlab / simulink. the displacement of the rod piston and the impact of hydraulic are analyzed in the different input flow ( frequency of pump ) and different reversing time. it found out the cause of hydraulic impact ( one - to - one incorrespondence between the response time of dividing circuit and the operation time of rod piston ), and gave some methods to weaken hydraulic impact. in the final part of the paper, the reliability of the theory analysis is further verified by the experiment of hydraulic system
首先在流變學原理的基礎上，深入分析混凝土在輸送管道內的流動狀態，得出混凝土泵的負載特性方程；然後根據功率鍵合圖的建模方法，建立泵送迴路和分配迴路的數學模型，並運用模擬軟體matlab simulink對泵送和分配迴路模型進行了模擬，分析了在不同的輸入流量（泵送頻率）和換向時間下，活塞桿的位移和系統的液壓沖擊情況，找到了引起液壓沖擊的根本原因（即分配迴路的響應時間（固定值）與活塞桿的運動時間（變化值）不相匹配） ，並提出了相應的改進方法。 -
During the circuit design, the author analyzed the basic principle of the direct current motor, pwm control, h - bridge power driver, and two control techniques of h - bridge power drive circuit, designed its general structure, so the feasibility of the design is confirmed. then, reference, oscillator, power dmos gate drive circuit ( charge pump, bootstrap ), and dead time generation circuit are designed and analyzed in the sub - circuits. a current - controlled oscillator is presented in this thesis
在電路設計中，作者介紹了直流電機的工作原理和數學模型、脈寬調制（ pwm ）控制原理、 h橋電路基本原理和h橋功率驅動電路的兩種控制模式，設計了驅動電路的總體結構，給出了電路的功能模塊，確定了設計的可行性，然後在子電路模塊中，重點分析設計了基準源電路、振蕩器電路、高端功率管柵驅動電路（電荷泵及自舉電路） 、低端功率管柵驅動電路和死區時間產生電路。 -
The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced
論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況，在回顧電梯液壓控制系統節能技術的基礎上，介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理，分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式；詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計，重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容；最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。 -
According to the concrete request of the test pump, this close test circuit project of the high pressure pump platform is made out
根據被試泵的具體要求，制定了高壓泵實驗臺的閉式實驗迴路方案。 -
The pressure existing between the guide vane and the runner when the pump - turbine of east china tongbai pumped storage power station stops at different loads is analyzed, and the method for determining the best load at which the generator circuit breaker ( gcb ) switches off during operation of the pump - turbine is illuminated
摘要介紹華東桐柏抽水蓄能電站的水泵運行時，不同負荷工況下停機、導葉和轉輪間壓力的變化，闡述了華東桐柏抽水蓄能電站1號機組發電機斷路器開斷的最佳負荷值選定。 -
To cancel the offset - voltage of the comparator, a switch capacitance circuit is used between the three pre - amplifier stages. the charge pump circuit is used to boost the clock voltage of the switch transistor
採用電荷泵電路提供開關管柵過驅動電壓，帶隙基準電路作為電荷泵穩定電壓的輸入，有利於改善開關電路的性能。 -
The 6psd30 - 1 fuel injection pump test stand is the 1970 ' s product and leave unused. its electrical control part is made up of large discrete components with low - test sensitivity, inconvenient setting and adjustment, high trouble rate. moreover, its circuit components are aging and spoiled
6psd30 - 1型電子控制噴油泵試驗臺是七十年代的產品，其電氣控制部分電路採用大量分立元件構成，測試靈敏度低，設定調整不方便，故障率高，而且電路元件大多老化、損壞，現處于閑置狀態。 -
A low power dissipation charge pump dc / dc converter circuit using 0. 5um cmos technology is presented in this paper
該文分析設計的一種低功耗電荷泵dc / dc轉換電路源於和境外公司的橫向合作項目。 -
A new novel fully - differential charge pump was designed in this paper, differential input and differential output was used in this circuit
摘要採用差分輸入和差分輸出方案，設計了一種新型的全差分電荷泵。 -
In order to overcome this problem, constructing the high performance charge pump circuits is essential for low voltage analog circuit design
為了解決這個問題，對低壓模擬電路來說，設計高性能的電荷泵電路是十分重要的。 -
By citing distribution piping loss curve, analyses the two commonly used control methods of constant pump head and constant remote circuit differential pressure and considers that control with a constant remote circuit differential pressure is the better
通過提出輸配管壓損曲線概念，從理論上分析了計量供熱變流量系統循環水泵常用的恆揚程式控制制和恆定最不利環路壓降控制兩種方案，認為恆定最不利用戶資用壓力方案節能效果較好。 -
Microcomputer control system of closed type hydraulic circuit for concrete pump
混凝土泵閉式液壓迴路微機控制系統 -
Therefore, a four - phase charge pump circuit is invented to surmount this problem, but the current loading capability of this circuit is unfavorable and the driving clocks must have four - phase non - overlapped " signals
針對這個問題，四相位的電荷泵電路由此產生，但是這個電路的電流負載能力不太好並且它的驅動時鐘信號必須是四相位且不重疊。 -
Within this scope, users can get almost any frequency clock by configuring the register, as the tune - process is nearly continual ( in fact there are many discrete frequency points ). the main circuit of the clock generator is a cppll ( charge pump pll ) designed in a method
該時鐘發生器可以向系統提供頻率范圍是93 . 75k - 180mhz的時鐘信號，用戶可以通過配置寄存器的方法使時鐘發生器輸出自己需要的頻率，而且這一調頻過程幾乎是連續的（實際上是眾多離散點構成的線性近似） 。 -
This thesis firstly makes a detailed analysis and expatiation for several conventional charge pump circuits, and then proposes a new two - phase charge pump, and analyzes its structure and operational principle. and the simulations of several charge pump circuits including the new two - phase charge pump circuit are compared, the result indicates that the new charge pump overcomes the shortcomings of the conventional circuits and has the better performance
本文首先對幾種傳統的電荷泵電路進行了系統的闡述和分析，在此基礎上提出了一種新型的二相位電荷泵電路，對該電路的結構設計和工作原理進行了深入的理論分析，並對包括新型電路在內的幾種電荷泵電路模擬比較，證實了新型電荷泵電路能克服傳統電路的不足，具有更高的性能。
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