補弧 的英文怎麼說
中文拼音 [bǔhú]
補弧
英文
supplement of an arc-
The crack between the coped and hole was removed by air arc and then repaired by welding.
在修割邊和鉆孔之間的裂紋用氣弧消除,然後進行焊補。Secondly, the various conic arcs and conies are generated by the rational triangular bezier and the b - spline method in polar coordinates system
其次,給出圓錐曲線弧及其補弧的三角有理b zier表示;以及任意角度二次曲線弧的極坐標b樣條表示。Otherwise, i scheme out the interpolation arithmetic of discretional line and arc on base of the method of ameliorated smallest wrap. in the same way, it has many advantages, too
另外,利用改進的最小偏差法,還給出了任意直線和任意圓弧的插補演算法,同樣具有以上所述的優點。According to the quickly adjustable characteristic of the peterson coil grounding system, this dissertation proposes a new control strategy. when the system is in operation, the strategy can limit the series resonance over - voltage by using the off - resonance method. when fault occurs, the strategy can conveniently suppressing arc by rapidly adjusting the inductance value of the peterson coil to the point, which the resonance with grounding capacitance of the power network is occurred
依據可控硅控制消弧線圈接地系統的快速可控性,一改傳統的電網正常運行時調節消弧線圈接近於全補償的預調諧方法,提出正常運行時採用脫諧方法抑制串聯諧振過電壓;故障時立即調節消弧線圈電感量達到與對地電容諧振,以利熄弧的新型調節原理和方法。New designed auto tracing arc eliminating device based on this technique contents more technology, which has sample circuit, wide tuning scope, quick response and low noise. this paper firstly introduces neutral grounding histroy. by analyzing the syntony grounding theory, the transient and stable process of one - phase grounding fault, the threaten to secure run of power system and the importance of exact compensation for capacitive current are cognized
論文中首先介紹了中性點接地方式的發展過程,通過對諧振接地原理和單相接地故障的暫態、穩態分析,認識到接地故障對系統安全運行的危害,通過消弧線圈對接地電容電流的迅速準確補償是減小故障危害的最主要手段。In this process, the thesis discusses detailedly the method which can improve the resolving power in measuring component and can deal with the probe circuit, and puts forward the design method of applied circuit. then the thesis discusses the methods of line and circle interpretation
接著又討論了計算機數控系統的控制策略,主要包括:知道預定軌跡的直線與圓弧插補的方法、連續掃描系統的控制策略、 pid調節器的設計及pid參數的整定方法等。Then the idea of integral control of automatic resonance and single - phase earth faulted line selection was put forward
並在此基礎上給出了補償電網中消弧線圈自動調諧與單相接地故障選線一體化的綜合控制思路。Improving method for time dividing arc interpolation
時間分割圓弧插補改進演算法A new method for obtaining points from plane curve interpolating by arc
一種新的平面曲線圓弧插補節點獲取方法Gears for instruments and clockwork mechanisms - cycloidal type gears - double circular arc type gears
儀器和時鐘機構裝置用齒輪.第2部分:擺線齒輪.雙環弧型齒輪.補充件no . 1Specification for arc welding repair of high manganese steel crossing
高錳鋼轍叉電弧焊補技術條件Moreover, the epiipc functions properly and stably under well due to the reasonable electrical circuit design and very strong anti - jamming design. this design successfully solves the directionally power current leakage fault action and reject action, and makes it working in both neutral point non - grounded and grounded through resistors or coils under compensate systems and over compensate systems
本次研製的保護器較好地解決了功率方向型漏電的誤動作和拒動作問題,使得它既能較好地運行在中性點不接地的系統中,又能用在中性點經消弧線圈接地的欠補償系統中,同時試用於過補償系統中。A control method is presented where least square arc approximation and timed interpolation are employed. using it, the number of segments of fitted curves is made minimum while the accuracy is guaranteed, so that data transmission between cad and cnc systems is decreased and setted feeding rate can be realized. this method has already success fully been used for flame cutting and controlling saddle - backed curve for pipe connection when feeding rate is required to be higher
提出了一種採用最小二乘法圓弧逼近及定時插補控制方法,在保證精度的前提下,可使擬合圓弧段數最少,從而減少cad系統與cnc系統的數據傳送,可實現給定進給速度.該方法已成功地應用於要求較高進給速度的接管馬鞍型曲線火焰切割擬合控制Design for control system of the reactive power compensation equipment to the electric arc stove
電弧爐無功補償裝置的控制系統設計Voltage feedback control can automatically compensate to the distribution voltage wav and let the welding electric arc stability
電壓反饋控制,對電網電壓波動能自動補償,使焊接電弧穩定。At the same time basic ideas of building the 5638 ? interpolation library were proposed on the basis of the windows nt dynamic link library standards. the interface between the interpolation routines and user mode applications was defined. then the flow design of the routines, which implement the straight line and circle interpolation, was accomplished
本文還依據windowsnt動態連接庫的規范提出了設計其插補函數庫的基本思路,定義了插補函數與用戶態程序之間的介面,並完成了直線和圓弧插補函數的流程設計。The active power filter can compensate the harmonic of variety in magnitude and frequency. so we adopt active power filter to restrain harmonic of electric arc furnace, and a new method of detection adaptive electric arc furnace is presented, the result of simulation indicate that the method is proper
而有源濾波器能對大小和頻率都變化的諧波進行實時補償,所以本文研究了將有源濾波器用於電弧爐系統諧波抑制的方法,並提山了一種針對電弧爐系統的諧波檢測方法。The off - line program system based on cad / cam for dispensing robot is designed on the computer. in the module of trajectory planning, preliminary discussion is done about the shortest loop path and an algorithm of solving this problem is provided ; in the module of back procedure, dda ( digital differential analyzer ) is adopted in line, circle and ellipse interpolation. at last the protocol transferring program data to robot from off - line system is analyzed
在離線編程的系統的設計中,實現了cad的建模、點膠軌跡的程序示教、工藝參數編輯、軌跡規劃、後置處理等功能,並在規劃模塊中針對平面內不規則排列點進行點膠的軌跡規劃進行了初步探討,採用圖論的方法,給出滿足實際要求且演算法復雜度較小的最短閉合迴路的程序演算法;在離線編程系統的後置處理模塊中,介紹了直線、圓弧、橢圓弧的dda插補方法以及脈沖分配不均勻的改進方法;最後對通信協議的制定進行了分析。It builds a relative coordinates based on the jumping - off point of circular interpolation as its origin, caculates the sine and cosine of the angle formed by x axis and the line which connects the origin and the centre of the circle, then gets the coordinates of the centre in the relative coordinates, and enduces a uniform fomula, which is easy to program in computer
摘要用圓弧插補起點作為相對坐標系原點,連接圓弧起點和圓心,求出該連接線和相對坐標x軸的夾角的正餘弦值,由此解出圓心在相對坐標系的坐標,並得到一個統一的計算公式,易於計算機編程實現。Combined with ac servo motor of panasonic company and encoder, line and circle interpolation is realized
結合松下公司的交流伺服電機及配套的驅動器和光電碼盤,搭建,驅動實現直線、圓弧插補。分享友人