接中性線 的英文怎麼說
中文拼音 [jiēzhōngxìngxiàn]
接中性線
英文
connect to neutral-
Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports
首先，在前人研究成果的基礎上，對錨桿與圍巖的相互作用機理進行研究，利用全長錨固錨桿的中性點理論，從等效均化的角度來考慮錨桿對圍巖的加固作用，並推導了在簡單荷載作用下，含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解，對工程設計有著重要的參考意義；在數值模擬方面，以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎，利用虛功原理推導了接觸問題的有限元方程的計算格式，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例，利用本文所述的接觸問題的摩擦模型理論，對錨桿支護結構的應力場、位移場的變化規律進行了研究，分析了加錨支護對隧洞圍巖應力、變形的影響。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。Located on the central ax of datong economic and technology development zone in north of shanxi province, dcc has its major activity focused on the production of high quality active carbon by using the adequate agglomeration technology with the so called press - room installation imported form the united states
大同卡爾本炭素有限公司地處山西省北部，在大同經濟技術開發區的中軸線上，得益於其從美國直接進口的模壓設施，公司依靠配套的造粒技術，主要從事優質活性炭的生產。The retention tune of each of the three main peaks of the antibiotic fr - 008 is entirety identical to candicidin, except for one peak ( fr - 008d ), which can also be seen as a very weak signal on the hplc profile of candicidin with the same rt
因此可以推測，這兩個菌株在表型上的差別有可能與鏈黴菌fr - 008中的線性質粒有直接的關系，但也不能排除染色體基因之間的差異。Connection method includes single star and double star, relaying protection method includes open delta voltage protection, differential current protection, differential protection, neutral unbalance current protection etc
接線方式有單星或雙星接線，繼電保護方式有開口三角電壓保護、差流保護、差壓保護、中性點不平衡電流保護等幾種形式。13a fused connection units, switched and unswitched ; rewireable 13a fused plugs for normal and rough use having insulating sleeves on line and neutral pins
可重新接線，在相線及中性線插腳有絕緣套管，裝有熔斷器，可供正常使用及粗用的13安培插頭；Wavelet analysis theory and its application in power system have been introduced briefly. this paper gives a general overview of various neutral grounding modes. some existing theories schemes on the fault line selection have been summarized systematically
文中簡要介紹了小波分析的理論基礎及其在電力系統中的應用現狀，概述了配電網中性點各種接地方式的優劣，系統歸納了現有的各種選線原理和方案的特點，提出了尚需解決的問題，並給出了分析的結論。The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability ， insulation coordination ， electromagnetic interference ， but assault safety 。 in china ， the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network ， low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai ， beijing ， and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas ， such as zhuhai ， substations grounding with low resistance revealed some problems ， including power supply reliability rapidly dropping ， transmitting line often tripping ； and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance
爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析，比較各方式的特點，然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型，在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下，對中性點經消弧線圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算，其計算結果與電科院所作現場試驗進行了比較。Suitable neutralearth block not installed for lateral mains at each floor
每層樓的橫向總線並無安裝合適的中性接地線躉。The one - dimension effective fpk equation of colored noise serves as our starting point to evaluate the effect of noise color on communication system design. the theory of ber versus input snr per bit is developed and a new procedure to determine the system parameters that influence the minimum ber is proposed. it is shown that the communication system ' s performance is related to the turnable system parameters as well as the noise correlation time
在指數相關高期色噪聲情況下，本文以一維有效色噪聲fpk方程作為研究的出發點，理論分析了限帶高斯色噪聲通道中脈沖幅值調制數字信號傳輸的誤碼性能，給出了非線性接收器的接收性能曲線，充分體現了噪聲相關時間的影響。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。Characterization of molecular - recognition controlled - release from microcapsules through pores with linear - grafted poly nipam - co - bcam chains
膜孔中有線形接枝鏈的微囊的分子識別型控制釋放特性研究China ’ s 10kv distribution systems are almost grounded via the arc - suppression coil or not grounded systems
我國10kv配電網大部分是中性點經消弧線圈接地系統或者中性點不接地系統。According to the engineering experiences obtained from the laying of a jointless track of high - speed communication line - line 3 in dalian city, this paper introduces in general the laying technology, particularly the long rail welding, the construction site welding, seamless track spreading and trak controller laying, and discusses problems often occuring in long rail wedling and seamless track laying
摘要根據大連市快速軌道交通3號線一次性鋪設碎石道床無縫線路的工程實踐，介紹了長鋼軌基地焊接、單元軌節的工地焊接；無縫線路鎖定和鋼軌伸縮調節器的鋪設等技術，並對長鋼軌焊接和無縫線路鋪設中應注意的問題進行了探討。Textiles - determination of the slippage resistance of yarns at a seam in woven fabrics - part 2 : fixed load method
紡織物.機織織物中接縫處線的抗滑脫性測定.第2部分:定位荷載法The reflected wave will be received by the receive antenna and transferred to digital data. we can analyze the data that saved by the computer of gpr to deduce the medium ' s property, situation, location and so on. being a kind of nondestructive, untouched method, it has many advantages such as nondestructive, rapidness, simpleness and high precision, so it will have wide applications in the ways of examination, control and maintenance to road quality, especially for highway
路用探地雷達是近幾年發展起來的、應用於公路無損檢測的一項新技術，它利用超寬帶脈沖電磁波對路面結構層進行探測，當雷達發射天線發射的電磁波在路面結構層中傳播時會在介電特性突變處產生反射和透射，反射回來的波經由接收天線接收並轉化為數字信號儲存起來，通過分析探地雷達回波信號來估計路面結構層的性質、狀態和位置等特徵。Besides the nodes of these networks with a random pattern of connections, some nodes act as “ very connected ” hubs, a fact that dramatically influences the way of how the network operates
網路中的節點除了表現出隨機的模式外，還有一些象實際網路中集線器那樣具有大量連接關系的節點。這樣的特性顯著地影響了網路的運行方式。But by absorbing the reasonable viewpoint of eliminating the fact / value dichotomy, going in line with the standard of rational acceptability extended by humans ' ecological practice and being based on the analysis of the complex relations of fact and value in life community, rather than by following the traditional deductive model of justification we can create a way of justification with nonlinear thinking and integrative arguments, and thus we can not only avoid " the naturalistic fallacy ", but also put forward a non - logical justification for ecological ethics
但通過吸納社會領域消解事實與價值絕對二分的合理主張，並根據人類生態實踐而擴展道德論證的可合理接受性標準，在分析生命共同體中事實與價值的復雜關系的基礎上，創設一種非線性思維的綜合論述的證明方式，而不是沿用傳統的演繹模型的證明方式，就既可以避免「自然主義謬誤」 ，又能夠對生態倫理學做出一種非邏輯形式的合理論證。Application guide for neutral grounding of distribution systems - part 4
配電設備系統中性接地應用指南.第4部分:布線The primary work in this dissertation : ( 1 ) the principle, design and implementation of generating lfm / nlfm signals based on direct digital synthesis ( dds ) technology have been discussed especially, the system has been implemented all by author
本文的主要工作之處在於： （ 1 ）討論了基於直接數字合成（ dds ）技術產生直接中頻線性調頻脈壓信號和非線性調頻脈壓信號的工作原理、設計思想和工程實現方法，並獨立完成了系統的工程實現。分享友人