oil volume control system 中文意思是什麼
oil volume control system
解釋
油容積控制系統-
So, this paper researches the principle of measuring system of insulating oil dielectric loss and volume resistivity. during the measuring process, the insulating oil must be heated and kept at 90 in 15 minutes. medium - frequency induction heating method is presented to instead of the electrical resistance furnace heating method on chapter 2, and a kind of subdivision - controlled integral - separated digital pid algorithm is designed to control the medium - frequency induction heating apparatus
本文對恆溫控制系統進行了研究，提出了以中頻感應加熱方式取代原有的電阻爐加熱方式，設計了一種分段控制的積分分離式數字pid控制器來控制中頻感應加熱裝置，並通過通信設計將恆溫控制系統與介損及體積電阻率測試系統有機結合為一體機，實驗結果表明該恆溫控制系統完全滿足介損及體積電阻率測試中的控溫要求。 -
In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards
論文第三章針對組成系統的各個模塊進行了機理建模，並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究，主要針對影響系統特性的主要參數變化，動態分析系統的輸出特性，在上下行工況中，分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響；最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。 -
This design is rebuilding its electrical control part, designing an automatic control system with automation technology and single chip computer. after rebuilding the test stand, the oil injection times may be presetted, counted and displayed, then stop counting automatically when count completes in measuring oil volume. the drive shaft rotation speed may be presetted, measured, adjusted and displayed
利用單片機結合自動控制技術設計一套控制系統，對其進行技術改造，實現試驗臺量油時對其噴油次數預置、計數、顯示，計滿后自動停止；主軸轉速預置、測速、調速、顯示。 -
The measurement of dielectric loss and volume resistivity is effective preventive tests to judge insulating oil isolation status of polluted and aging, and it ' s important method of ensuring the safe operation of transformer and oil - filled circuit breaker, etc. however, the measuring systems of insulating oil dielectric loss and volume resistivity used at present exist the shortcoming of low accuracy, weak repeatability, inconvenience, and its thermostatic control system ca n ' t meet the challenge
絕緣油的介質損耗因數、體積電阻率測量，是判斷絕緣油的劣化與污染程度的有效預防性試驗，是保障變壓器、油斷路器等充油電力設備安全運行的重要手段。然而，目前所使用的絕緣油介質損耗因數、體積電阻率測試系統存在著測量精度低、測量結果重復性不好、控溫系統不能滿足控溫要求、操作不便等缺陷，針對這一現狀，本文對絕緣油介損及體積電阻率一體化測試系統進行了研究。 -
The system under researched in this thesis shows several characteristics, such as small volume, low cost and stability, etc. it will find its application in home surveillance and other situations that with no human guarding, for example, uptown security surveillance, remote education, oil field observation, traffic control and flood prevention, etc. the system can be divided by function into three parts : image collection, dsp image compressing and image transmitting in pstn
本課題研究的基於pstn的圖像傳輸系統具有體積小、成本低，性能穩定可靠等特點。可應用於家庭監控，另外也可廣泛應用於各種無人值守的場合，如:小區保安監控、遠程教學、油田觀測、道路交通監控、防汛等。本系統從功能上分為圖像採集、 dsp圖像壓縮以及pstn圖像傳輸三部分。 -
With the digital control, volume of compressive oil provided by hydraulic power unit in actuator can be regulated to modulate the test load value. in conformity with the idea, we developed two systems - force and displacement control system in this paper
根據這一設計思想，我們依據被控參量開發了兩個液壓加載分系統：力控制系統和位移控制系統，以滿足不同的試驗需求。
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