change in load 中文意思是什麼
change in load
解釋
負荷變化-
From analyzing the change of effective stress in the process of one - direction to two - direction load, it is founded that the evanescing process of pore water pressure proposed in the paper shows a better agreement to fact
從對單向荷載作用時地基的有效應力變化過程分析入手，引伸到對雙向荷載作用時地基的有效應力變化過程分析，提出與實際情況更為符合的孔隙水壓力消散過程。 -
The verification results show that the model can simulate well the tidal levels, current velocities, sediment concentration, bed load transport, diversion ratio in the bifurcation section, topographic change of the north and south channels, as well as sudden siltation caused by typhoons
大量實測資料驗證表明，該數學模型可以較好地模擬長江口地區的潮位、流速、流向、含沙量、底沙、分流比、南北槽地形變化和臺風暴潮造成的航道驟淤情況。 -
In the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load
針對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題，提出將氣平衡改造成工作可靠的重力平衡的方案，並確定了改造的三個原則：一是保證整機的可靠性，使抽油機運轉平穩，振動噪音小，壽命長；二是力求降低生產成本，減少零部件製造，盡可能選用原來的通用件，捨去平衡缸和空氣包等氣平衡附件，在原往返架主體上懸掛一個配重箱；三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。 -
Abstract : in the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load
文摘:針對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題，提出將氣平衡改造成工作可靠的重力平衡的方案，並確定了改造的三個原則：一是保證整機的可靠性，使抽油機運轉平穩，振動噪音小，壽命長；二是力求降低生產成本，減少零部件製造，盡可能選用原來的通用件，捨去平衡缸和空氣包等氣平衡附件，在原往返架主體上懸掛一個配重箱；三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。 -
With its new frame. modern technology, complex information dispose and unique control mode, it embodys an idea which is information centralized and control decentralized. its main advantage is system open and interchange and its frame is so simple that it can decrease producative. cost and maintenance load. as it is a new technology, there are different kind databus standards which adapt to different control area. this papaer firstly introduces field bus ' sframe work, function, type, compares distributed control system and field control system. then it focuses on introducing can protocol and can control chip sja1000 and can interface chip 82c250, at last, it introduces how to set up a typical automatic control model based on can. this model can be used in practical industrial control area and management area by appropriate change
由於現場總線是一門新技術，有各種不同的總線標準和總線形式，它們適用於不同的領域，本論文首先分析現場總線的體系結構、功能、類型，比較集散控制系統與現場總線控制系統的區別，然後集中論述了其中的一種現場總線? ? can總線（ controllerareanetwork ） 。介紹了它的協議規范，並且介紹了現在比較流行的can控制器晶元sja1000和can介面晶元82c250 ，並在此基礎上，組建了一個典型的基於can總線的自動化模塊控制模型，把這個模型進行適當的改動就可以用於實際的工業控制領域和管理領域中。 -
According to the energy conservation law and presupposing not to change the times of total rotation of pumping units every day, the flush times are changed to adjust the load shape in order to realize power consumption by peak load cutting
根據能量守衡定律，在保證抽油機每天運轉總沖數不變的前提下，用改變抽油機井沖次的方法來調節負荷，達到油田避峰用電的目的。 -
Spring excursion of the external force translation points or surfaces of the transducer in the direction of measurement relative to one another as a result of a change in load of nominal force magnitude
當改變標準力的載荷時，相關測量方向上傳感器外力平移點或平面的彈性變化。安裝和測量情況是一定的。 -
Compared with non - slung - load flight, additional aerodynamic load, gravity load should be considered in the slung - load system. so the moment to the gravity center, flight mode and the natural frequency will change
直升機吊掛飛行，與直升機非吊掛飛行狀態相比，增加了新的氣動載荷、重力載荷，和因此產生的對直升機重心的力矩，其飛行運動模式、低頻振蕩固有頻率均發生改變。 -
Modeling the general solid web continuous box girder and opening - in - web ( open web ) continuous box girder by ansys finite element modeling tool, node stress of governing section and corresponding shear lag values are analyzed. the solution is validated by comparing with variational results and modeling test values. based on the model, the section shear lag induced by dead load, prestress tendons and car loads under the most unfavorable condition and lateral symmetry are also approached. the influence of shear lag effect in double - level continuous box girder is considered with opening - in - web and the web location. the analysis indicates that double - level - load arouses less shear lag effect than one - level - load. when self - weight and prestressed tendons act on together, the shear lag effect on box girder take on a evidently change
基於所建立的有限元模型，本文分別對實腹和腹板開孔兩種箱梁在恆載、車載、預應力荷載作用時，各主要截面的剪力滯效應進行分析，通過施加縱向最不利的和橫向對稱的車輛荷載，研究實腹連續箱梁和空腹連續箱梁在承受雙層荷載和單層荷載時引起的剪力滯效應，並考慮腹板開孔及開孔位置對于連續箱梁剪力滯效應的影響。分析表明，雙層車載對于箱梁引起的剪力滯系數比單層車載的影響要小，對于箱梁中存在引起的剪力滯后現象有一定的改善作用。 -
A traverse load on a beam causes a deflection or change in elevation at the point of application.
樑上的橫向載荷在作用處引起撓度或垂直面內的變化。 -
Less than 1 ms for the output voltage to recover within 100 mv of its previous level following any step change in load current
改變大於10 %小於1毫秒輸出電壓至恢復至100 ?毫伏內授權 -
After we apply the design scheme of this paper to a three - phase asynchronous motor, the simulating experiment result indicates that the digital control system realizes the motor ' s stable running and fast response during the start - up and unexpected change in load ; moreover, it realizes the good dynamical performance
將本文的設計方案應用到一臺實驗用三相異步電動機上，模擬實驗結果表明本文所設計的基於tms320f240dsp晶元的數字控制系統能夠控制電機穩定運行，啟動及負載突變時反應迅速，被試電機動態性能良好。 -
Flux position & error in flux magnitude and error in torque are used as fuzzy state variables. fuzzy logic is used for choosing the switching state. a fuzzy logic controller can choose the switching states according to a set of fuzzy rules based on both specialists " experience and knowledge, which improves the response performance of the system effectively during start - up and change in load
作為本文的一個創新點，針對普通的直接轉矩控制在給定轉矩躍變時反應較慢的缺點，提出了一種模糊控制器，把磁鏈位置、磁鏈誤差和轉矩誤差作為模糊輸入變量，應用模糊邏輯來確定逆變器的開關狀態，該模糊控制器根據一套基於專家經驗和知識的模糊規則來選擇開關狀態，從而有效地提高了系統在啟動和負載突變時的響應速度。 -
When the train moves, the wheel and ' the track system will interact each other. because of the action of the wheel, the track may bright bent transformation, and the transformation change into load, which act on the foundation. then the ground will be vibration caused by the transformation spreads in the ground
軌道系統由鐵軌、枕木和碎石墊層組成，列車在運行時車輪與軌道系統會產生相互作用，由於輪重的作用使軌道產生彎曲變形，彎曲變形轉化成作用在地基上的荷載引起地基振動，這一振動通過周圍地層向外傳播，導致周圍地面的振動。 -
Testing of sealing materials for buildings ; determination of change in volume after temperature load ; pycnometer method
建築物用密封材料的檢驗.溫度加載后體積變化的測定 -
The proportional flow valve control system with speed - electric feedback applied in hydraulic elevators can eliminate disturbances of nonlinear source such as oil temperature and load change. in this system, the proportional valve plays a key role
採用轎廂速度一電大閉環反饋控制方法的電液比例閥控系統，可以排除油溫及負載變化等因素引起的非線性干擾，極大地提高了液壓電梯的工作性能。 -
Why power quality questions are attracting attention increasingly has three chief reasons : the electricity load structure occurs the great change in the modern power system ; very sensitive to power quality control equipment and the electronic installation service based on the computer system of large numbers have been used ; in the power market under the operating mechanism, power is as the commodity, and users certainly puts forward the more and more higher requirement to the commodity quality
電能質量問題之所以日益受到重視主要有三個原因：現代電力系統中電負荷結構發生了重大變化，諧波源的種類和數量增加；大量對電能質量非常敏感的基於計算機系統的控制設備和電子裝置投入使用；在電力市場運行機制下，電能作為商品，用戶必然對商品質量提出越來越高的要求。 -
The system inherits the advantages of the combustion control systems of single and double cross amplitude limits, having overcome the disadvantages. it not only guarantees the system response performance of change in load, but also takes into account the economic performance of the system
該系統繼承了單交叉限幅燃燒控制系統和雙交叉限幅燃燒控制系統的優點，克服了不足，在保證系統變負荷響應性能的同時，還兼顧了系統的經濟性能。 -
Thus a change in load produces a proportional change in the shape of the vehicle, which in turn influences the load.
這樣，載荷的變化就使得飛行器形狀成比例地變化，它反過來又影響載荷。 -
There are several reasons for choosing cmac neural network. firstly, the relationship between the loads and topologies is discontinuous, which is appropriate to be approached by cmac neural network. secondly, the local change of load results in local adjustment of topology
首先， cmac神經網路是局部逼近的網路，權值的調整是局部的，而配電網局部的負荷發生變化，為達到網損最小而作的拓撲結構的調整具有局部的特性。
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