液力蓄能器 的英文怎麼說
中文拼音 [yèlìxùnéngqì]
液力蓄能器
英文
hydraulic accumulator- 液 : 名詞(液體) liquid; fluid; juice
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 蓄 : 動詞1. (儲存; 積蓄) store up; save up 2. (留著而不剃掉) grow 3. (心裏藏著) entertain (ideas); harbour
- 能 : 能名詞(姓氏) a surname
- 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
- 蓄能器 : accumulators
- 蓄能 : energy storage蓄能器 accumulator
-
Hydraulic fluid power - gas loaded accumulators - specification for seamless steel accumulator bodies above 0. 5 l water capacity
液壓流體動力.氣體加載蓄能器.第1部分:水容量0 . 5l以上無縫鋼蓄能器體規范Hydraulic fluid power - gas - loaded accumulators with separator - ranges of pressures and volumes and characteristic quantities
液壓傳動隔離式充氣蓄能器壓力和容積范圍及特徵量In this step, first calculate the impulse press with the different triers, find out the influence of triers to the impulse press. then calculate the impulse press with the different pipeline system, hydraulic accumulator, supercharger and oil viscosity. at last, show the result in the forms of chart, also show the main character of the press curve
最後根據相應的數學模型進行模擬計算,先計算被試件在不同規格參數的條件下的脈沖壓力響應結果,總結出被試件對脈沖壓力波形的影響;再計算管道系統、蓄能器、增壓器和油液的粘度在不同參數的條件下對脈沖壓力波形的影響,以圖形的形式表示,並給出壓力波形主要特徵的計算結果。This dissertation focus on a innovation methods for inverter controlled hydraulic elevator system applying pressure accumulator as the " pressure - energy transformer ". the required power supply and running energy can be reduced remarkably when accumulators storing and releasing pressure oil. then the key items about hydraulic speed control system based on the ens 1 - 2 and other hydraulic elevator standards are investigated in detail
本論文主要研究了採用蓄能器-液壓泵馬達構成的「壓力-能量轉換裝置」來儲存釋放變頻驅動液壓電梯系統的能量,從而降低液壓電梯裝機功率和運行能耗的新方案;在此基礎上,根據國內外液壓電梯的標準進行了與速度控制相關的關鍵項目測試,最後針對本課題研製的節能控制系統與當前市場上幾種典型的液壓電梯控制系統進行了能耗對比研究。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。Hydraulic fluid power ; accumulators in hydraulic systems ; concepts, general requirements
液壓流體動力.液壓系統的液壓蓄能器.概念和一般要求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。Finally, being aimed at a certain machine model, a experiment research about the means of relief valve to reduce hydraulic impact is carried out, which prove the founded prove founded mathematics model. also, some pending coefficient are amended and the optimum pressure of relief valve is determined. at the same time, a experiment and emulation research about the means of accumulator to decrease hydraulic impact is carried put, in which the optimum pneumatic pressure and the optimum primitive capacity of accumulator were determined
最後針對某一具體機型,對用溢流閥方式減小液壓沖擊進行了實驗研究,驗證了所建立的數學模型並修正了待定系數,確定了溢流閥的最優調定壓力;對用蓄能器方式減小液壓沖擊進行了實驗和模擬研究,確定了蓄能器的最優充氣壓力和最優初始容積。In view of the shortcomings of the existing energy - saving hydraulic pumping units, a new hydraulic pumping unit with closed oil circuit is developed, which realizes speed control by using variable frequency hydraulic technology and implements load balance with accumulator
摘要針對現有多種節能型液壓抽油機均存在裝機功率大、能耗高、自適應能力差等缺點,提出了一種以蓄能器平衡載荷的變頻液壓閉式節能抽油機。Hydraulic power. gas - loaded accumulators with separator. selection of preferred hydraulic ports
液壓動力.帶分離器的裝氣的蓄能器.優先使用液壓埠的選擇Based on two application modes of the capsule accumulator in this system, the charge pressure and effective volume of the high pressure accumulator as an air spring and the performance parameters optimization with the jig working parameter determined was studied in this paper
本文在簡要說明氣囊式蓄能器在跳汰機交流液壓系統中的高、低壓兩種應用的基礎上,對作為氣體液壓彈簧的高壓蓄能器工作容積的選擇與充氣壓力的問題進行研究,並在跳汰機工作參數確定的前提下,合理進行交流液壓系統中氣體液壓彈簧的參數優化。In order to decreasing hydraulic impact, the principle is analyzed to eliminate or increase hydraulic impact by means of changing eccentric lump structure to cut down the inertia force of starting, changing the pressure of pilot electromagnetic relief valve and changing the parameters of accumulator
為了減小液壓沖擊,本文分析了用改變偏心塊結構減小起振慣性力的方式、用改變先導式電磁溢流閥溢流壓力方式和改變蓄能器參數方式消除或減小液壓沖擊的原理。分享友人