main hydraulic system 中文意思是什麼
main hydraulic system
解釋
全船液壓系統-
Rapid design system for main frame of hydraulic press based on general modular design
液壓機機身廣義模塊化快速設計系統 -
In the paper, river and the downstream area of dike are regarded as a whole system, and hydraulic model of coupling 1 - d river and gradual dike - break is established, therein the preissmann implicit difference scheme is applied to main river, and the fvm ( finite volume method ) is applied to the breach and polder
本文將河道與堤壩下游區域視為一個整體，對于單一河道採用preissmann四點隱式差分格式計算，對于潰口及圩區採用有限體積法，建立了一維河道與堤壩漸潰耦聯的水力模型，也是一維、二維耦合的水流模型。 -
The paper makes a systematic study on frictional torque model for hydraulic system, after the analysis of the ultra ? low speed principle of closed - loop system, it can be concluded that the existence of the difference between static frictional and dynamic frictional torque, and the periodic saltation of the dynamic frictional torque, are the main reasons of the low speed stick - skip to the electrohydraulic position servo system
針對伺服馬達的低速性能，進行了低速實驗研究，併兼顧快速性能進行了階躍響應和正弦響應實驗研究，對實驗結果進行了分析，得出了一些有價值的結論，提出下一階段進行實驗的建議。 -
The main products of our company : series of mining emulsion pump station, series of electric haulage shearer, sparying pump station, series of mining flame - proof vacuum / air electromagnetic starter, series of mining vacuum / air feeding switch, series of mining fame - proof and natural - safe. type ac soft starter, series of hydraulic stand valve and pipe system, high flow rate quick - moving valve, the new product nearing into market - the hydraulic support electric - control system, mining electric drill, hydraulic valve test table, electric performance test table
公司主導產品為：系列電牽引採煤機、系列礦用乳化液泵站、噴霧泵站、礦用隔爆兼本質安全型交流軟起動器、系列礦用隔爆真空、空氣電磁起動器、系列礦用真空、空氣饋電開關、系列液壓支架閥類及管路系統、大流量快速移架閥、即將投入市場的新產品? ?液壓支架電液控制系統、煤電鉆系列、液壓閥試驗臺、電性能試驗臺等。 -
Electro - hydraulic servo loading system ( ehsls ) is used to simulate the aerodynamic torque acting on the rudder of missiles, and it is one of the main simulation equipments in hardware - in - loop flight simulation laboratory
電液伺服加載系統是導彈武器系統半實物模擬中模擬作用在導彈舵面上氣動載荷的加載裝置，它是導彈在實驗室內進行半實物模擬的主要設備之一，是飛行器大迴路模擬中的重要組成部分。 -
The main work is done with the help of model experiment. in the flood - relief experiment, the flood carrying capacity of spillway tunnel is checked. in the hydraulic experiment of the diversion power conduit system, the followings are studied : the flow condition and fluctuation in the surge chamber, the distribution of flow velocity before the rack in the surge shaft, the amplitude of stage in the quick gate bay etc. the test step, content and results of different proposals are introduced in details
本項優化試驗研究的目的主要在於，通過泄洪系統整體水力學試驗，校核泄洪洞的泄流能力；通過發電引水系統整體水力學試驗，研究調壓井內水流流態和水位波動情況、調壓井內攔污柵前流速分佈情況；確定快速閘門井內水位波動幅度；試驗確定壓力管道水擊壓力穿井系數以及泄洪洞弧形門處的水壓力。 -
Our company possesses gravity casting machines, diecating machines, temperature preservation furnace, heat treatment facility and also has strong technical force, extreme perfect testing facility, stable and reliable product quality. our main products are : motorcycle parts, power tools outer shell, motorcycle hydraulic brake pump medical equipment, heavy equipment series, etc, threreinto motorcycle hydraulic brake system series of products are mainly matched with china aviation industry ceneral corporation japan xuri machine stock corporation. our products are sold far to japan, usa, germany, etc countries, the products of our company are competitive price and reliable quality, it is deeply praised by the customers. our company has awarded 2000 china hardware exposition famous products and good and excellent enterprise
公司技術力量雄厚，檢測手段完善，產品質量穩定可靠，主要產品有汽配摩配煤氣管道醫療機械重型設備配電箱等等。產品主要銷往日本美國德國等國家。產品質量穩定可靠，深得國內外客戶好評，並榮獲2000年中國五金名品及名優企業，在2004年6月又榮獲第七屆中國國際鑄造鑄件金獎。 -
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。 -
Technological transformation of oil - cooling system of the main fan ' s hydraulic coupler and cooling system of the pressure fan in qishan mine
旗山礦主扇液力偶合器油冷卻系統及壓風機冷卻系統的改造 -
The main achievements are as follows : it is verified that there is an unique mean square solution to the stochastic surge model ; the formulas for probability density function of head loss and the maximum relative surge level were deduced ; the joint probability density function for solving surge process and the mean head process of simple hydraulic system were also derived
主要研究成果有：證明了調壓室涌浪隨機模型存在唯一的均方解；推導出了水頭損失和最大相對涌浪值的密度函數計算公式；求解了調壓室涌浪解過程的聯合密度函數和簡單水力系統的水頭均值過程等。 -
Through experimental research, the calculation formula that the pressure highly - adjusted capacity of two cylinder chambers varied with the change of step load and the formula about hydraulic elements main parameter ( rated pressure ) were both made, which had important valuation in selecting the main parameter about this hydraulic system
通過試驗研究得出了出口節流調速系統中液壓缸兩腔壓力超調量隨負載變化的計算公式以及出口節流調速系統中液壓元件主參數（額定壓力）計算公式，有利於正確選擇系統的元件及主參數。 -
As a main participator in the design for and research on engineering the control system, in the project of eliminating ash with water in jianbi power plant, the author emphasized on the intelligent fault diagnosis for the complex hydraulic system by the background of that project in this paper
本論文以作者參與的諫壁發電廠濕除灰控制系統的設計研究為工程背景，以柱塞泵為主要實踐對象，研究復雜液壓系統泄漏故障的智能診斷問題。 -
Main frame system, hydraulic control system and electronic controller design method are presented in detail. in chapter 3, the precious mathematics model about electro - hydraulic proportional control system of material testing machine is proposed. the digital simulation and theoretical analysis of load control system, position control system and extension control system are discussed according to various load type
第三章給出了材料試驗機負載適應控制系統的數學模型，並針對不同的負載類型，對試驗力控制系統、位置控制系統及變形控制系統進行了詳細的理論分析及計算機模擬，並對理論分析和模擬結果作了討論和總結。 -
The hydraulic system adopt slide system, debugging main tain convenience simple, usage capability is credibity
液壓系統採用滑閥系統，調試維修方便簡單，使用性能可靠。 -
Statistic stress dangerous positions of bump on different working situations are got by generally analyzing all of the data. the working frequencies on different working situations are gained during the course of dynamic stress analysis, at the same time they are compared with the results of the bump hydraulic system measuring experiment, they are quietly consistent with each other. the main aim at analysis of the bump inherent frequency is to get its first frequency, which is used to find out the reason why the bump vibrates so serious
在進行靜應力分析中，計算出該型泵車所測工況所有測點的靜應力，通過對所有數據綜合分析之後，得出該型泵車在工作時不同工況的靜應力危險部位；在進行動應力分析過程中，分別求出不同工況的工作頻率，並與該泵車液壓系統測試實驗分析結果進行比較，二者結果比較吻合；對泵車進行固有頻率分析的主要目的是求得該型泵車的一階固有頻率，以尋求該泵車振動較大的原因。 -
The main brake system utilizes either a band brake or a hydraulic disc brake
主絞車的主剎車系統既可採用帶式剎車，亦可採用液壓盤式剎車。 -
In the calculating process. the function of liquid proportion control was discussed. especially to the synchronic control system and the dynamic character of synchronic error and the motor circuit. lt also discussed the relationship between the hydraulic system parameter and the transmission system. in the transmission unit. the mechanical function of main parts has been optimized and calculated. good results gotten. the stress and deformation of the frame joints and poles were calculated using structure mechanics method. the character of the screw pole were analyzed
同時，為提高設備整體的性能，對機械傳動單元中重要部件臺面框架與絲杠的機械性能進行了優化與計算，重點運用結構力學的分析方法對臺面框架各節點與桿件的受力與變形做了精確的計算，並對絲杠的耐磨性、剛度、穩定性進行了可靠性分析，保證了設備的總體精度，提高了設備的可靠性，得到了比較理想的結果。 -
Abstract : the main problems of hydraulic system of finishing line of plate plant of shaoguan iron and steel co. are analyzed, and the measures of reformation are put forward
文摘:對韶鋼中板新精整線液壓系統在調試和生產中出現的主要問題進行了分析，並提出了技改措施。 -
In order to solve the problems that large energy consumption, temperature variation, high, cost trouble maintenance in current electro - hydraulic servo control system for material testing machine, a new design scheme that electro - hydraulic proportional control system for material testing machine based on extension control strategy is proposed. the design scheme is successful by means of designing new main frame system, hydraulic cylinder system, digital electro - hydraulic micro - fluid proportional valve and electrical control system, and its results lay a foundation for material testing machine industries in our country
針對國內外材料試驗機主要採用電液伺服控制系統，存在能耗大、溫升、成本高、維護困難等問題，本課題提出了基於可拓控制策略的材料試驗機電比例負載適應控制系統這一新型研究方案，通過開發新型試驗機主機系統、液壓缸系統、數字式微小流量電液比例流量閥及電控系統，實現了材料試驗機電液比例負載適應控制，為我國材料試驗機自動控制系統的產業化打下了基礎。 -
That is, through analysis of the principle on flow control and " hydraulic transistor ", design and calculation of flow control characteristic as well as main parts in valve inner chamber, a piloted reducing valve will be installed between main valve and pilot valve. after a pressure - difference compensating reducing valve was added in the non - pressure compensating piloted reducing valve of the flow control valve in vlalvistor valve, the calculation on control characteristic emulation and load characteristic emulation has been carried out. the result of the calculation shows that after pressure compensating reducing valve was added, the linearity of the control characteristics has been greatly improved thus eliminating influence upon outlet flow by load pressure - change of the hydraulic system and improving performance characteristics of the hydraulic component
文章還在對瑞典valvistor閥的插裝比例閥研究的基礎上，提出了一種新的流量控制原理，即：通過對流量控制和「液壓晶體管」原理的分析、流量控制特性及閥內腔主要結構件的設計計算，在主閥和導閥之間增設先導減壓閥，並進一步對valvistor閥的流量控制閥之無壓力補償先導減壓閥、加入壓差補償減壓閥后的控制特性進行了模擬計算和負載特性模擬計算，結果表明：增設壓力補償先導增壓閥后，其控制特性曲線變得非常線性，從而消除了液壓系統負載壓力變化對主閥輸出流量的影響。
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