- 更多网络例句与单相相关的网络例句 [注:此内容来源于网络,仅供参考]
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In this paper the reason of rapid increase of single phase short circuit current in 500 kV substation is analyzed. Through the calculation it is proved that neutral grounding by small reactance is an effective measure to reduce the single phase short circuit current, and the calculation method of the zero\|sequence reactance after autotransformer neutral grounding by small reactance being applied is expounded.
文中研究了500kV变电站单相短路电流急剧增长的原因,计算了变压器中性点经小电抗接地对限制单相短路电流的作用,论证了经小电抗接地是限制单相短路电流的有效措施之一,并阐述了500kV自耦变压器中性点经小电抗接地后,其等值零序电抗的计算方法,可供工程参考。
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The article analyses the general situation of topology technology for single-phase PFC,discusses the development of topology technology for single-phase PFC from characteristic aspect and gives out the trend of development of topology technology for single-phase PFC in future.
文章分析了单相功率因数校正电路技术的概况,从实现的方式及其特点等方面较系统地论述了单相有源功率因数校正电路拓扑技术近期的发展,并指出了今后单相功率因数校正电路技术的发展趋势。
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Factory covers an area of 3300M2, building area of 2600M2, our factory has currently Products A02, B02, C02, D02, JW, JY, JZ, JX, YS-H, YUG, YL, YYS series of sub-horsepower motor professional production and export of various types of electric motors, mainly including: asynchronous motor, three-phase asynchronous motor, single-phase motors, split-phase start-up of single-phase motors, single-phase capacitor start motor, capacitance running single-phase motor , single-phase resistance starting asynchronous motors, single-phase capacitance running motor, marine exchanges, such as three-phase asynchronous motor, the products are sold throughout the country, and substantial exports to the United States, Germany and other European and American countries.
厂区占地 3300M2 ,建筑面积 2600M2 ,我厂目前产品有 A02、 B02、 C02、 D02、 JW 、 JY 、 JZ 、 JX 、 YS-H 、 YUG 、 YL 、 YYS 等系列的分马力电机专业生产和出口各类电动机,主要包括:异步电动机、三相异步电动机、单相电动机、分相起动单相电动机、单相电容起动电动机、电容运转单相电动机、单相电阻异步起动电动机、单相电容运转电动机、船用交流三相异步电动机等,产品销往全国各地,并大量出口到美国、德国等欧、美国家。
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The results show that:(1) after MA for 20h, single phase bcc nanocrystalline supersaturate solid solution formed in Fe84Nb7B9 and Fe80Ti8B12 alloys; the thermal stability of nanocrystalline microstructure in Fe80Ti8B12 alloy was improved significantly than that in Fe84Nb7B9 alloy, and the decomposition temperature of supersaturate solid solution decreased in Fe80Ti8B12 alloy.(2) under 30MPa/900℃/0.5h hot-press sintering conditions, the relative density of Fe84Nb7B9 and Fe80Ti8B12 bulk alloys were 96.7% and 95.5%, respectively. Compared with Fe84Nb7B9 alloy (muti-phase microstructure), Fe80Ti8B12 alloy was composed of superfine crystalline (50~200nm) of single phase α-Fe;(3) the magnetic properties of Fe80Ti8B12 bulk alloy σ(subscript s=198.6emu/g, H=54.6Oe were more excellent than that of Fe84Nb7B9 bulk alloy σ(subscript s=162.9emu/g, H=105.1G, it was related to the different phases formed during hot-press sintering and the grain size of nanocrystalline powder.
结果表明:(1)20hMA后,Fe84Nb7B9和Fe80Ti8B12均形成了单相bcc纳米晶过饱和固溶体,相对前者,后者纳米晶组织热稳定性明显提高,过饱和固溶体相分解温度略有降低;(2)在30MPa/900℃/0.5h热压条件下,Fe84Nb7B9和Fe80Ti8B12块体合金相对密度分别为96.7%和95.5%,相对前者,后者由超细晶(50~200nm)单相α-Fe组成;(3)Fe80Ti8B12块体合金软磁性能σ(下标 s=198.6emu/g,H=54.6Oe明显高於Fe84Nb7B9块体合金σ(下标 s=162.9emu/g,H=105.1Oe,此与纳米晶粉末在热压烧结过程中所形成相的种类和晶粒尺寸大小有关。
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A hybrid method is proposed to study microcosmic characteristics of nanofluid multiphase flows in a lattice Boltzmann approach. Multicomponent lattice Boltzmann model on fine mesh is used in regions where physical parameters, such as density and velocity change tempestuously, otherwise a single component one on coarse mesh is used.
针对纳米流体多相流动的微观特征,提出一种基于格子Boltzmann的多尺度耦合方法,在速度和悬浮纳米粒子分布变化比较剧烈的区域采用细网格多相模型,在其它区域视纳米流体为均匀混合的单相流体,使用粗网格单相模型。
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In this paper, according to the equation of voltage vector of single-phase motor operating at symmetrical condition, author presents a new voltage-vector PWM method of variable frequency control for single-phase motor. In system, the voltage vector is used as a control parameter.
本文根据单相电动机对称运行时的合成电压矢量方程,提出了以合成电压矢量为控制量的单相电动机电压矢量式PWM变频调速控制方法,并进行了计算机仿真及制作了单相变频器。
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Increasing the milling time continually,α-Fe of monophase BCC transfer to FeC intermetallic compound.
从X-ray衍射谱的分析可看出,这是由于样品发生了相变,从单相体心立方结构的α-Fe固溶体向FeC金属间化合物转变。x=1的样品,经255h球磨后,样品成为单相Fe5C2金属间化物,它具有单斜晶体结构。
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Result Biphasic electrical field pulse extended the APD longer than that with monophasic one.
结果 双相电场脉冲比单相脉冲更多地扩展细胞的动作电位时程;不同强度的双相波电场脉冲,对动作电位时程的扩展能力非常相近,而不同强度的单相波对动作电位的扩展能力差别很大,电击后动作电位时程空间分布不均匀;动作电位的扩展主要取决于脉冲强度的峰值,和脉冲持续时间关系不大。
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The main results are summarized as follows: X-ray powder diffraction investigation of the Pr5Si_4-xGex pseudobinary system reveals that three structurally distinct phase regions exist in the system at ambient temperature.
经1273K退后一周后,该体系只存在两个单相区:Zr_5Si_4结构的Pr_5Si_4基固溶体(0≤x≤2.8);正交Sm_5Ge_4结构的Pr_5Ge_4基固溶体(3.0≤x≤4.0);室温存在的单斜Gd_5Si_2Ge_2型金属间化合物相区则完全转变为高温的四方相相区。
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The company main product are single phase mechanical KWH meter, three phase mechanical KWH meter, single phase electronic meter, three phase electronic meter, single phase prepaid meter, three phase prepaid meter, limit switch, micro switch, foot pedal switch, adjust switch, safety switch, cutout limiter, double-way rope pulling switch, double-way bias switch, self-lock foot pedal switch, high voltage switchboard switch, limit switch with light display, multi function limit switch, slide-stop switch, fire-control push button switch, signal light, mini circuit breaker, connector fuse cut-out, automatic photo-controls, American 6 pole computer plug.
公司主要产品:单相机械式电度表、三相机械式电度表、单相电子式电度表、三相电子式电度表、单相预付费电度表、三相预付费电度表、行程开关、微动开关、脚踏开关、限位开关、安全开关、断火限位器、拉绳开关、跑偏开关、自锁式脚踏开关、高压开关柜限位开关、带灯显示行程开关、多功能行程开关、打滑开关、消防按钮开关、信号灯、小型断路器、熔断器式保险插座、路灯控制器、美式6孔电脑插座。
- 更多网络解释与单相相关的网络解释 [注:此内容来源于网络,仅供参考]
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monophasic action current:单相动作电流
monophasic 单相的 | monophasic action current 单相动作电流 | monophasic action potential 单相动作电位
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monophasic action current:单相******流
monophasic 单相的 | monophasic action current 单相******流 | monophasic action potential 单相******位
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single-phase diagnostic tool:单相诊断工具
single-phase current;单相电流 | single-phase diagnostic tool;单相诊断工具 | single-phase power;单相电力
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single-phase series motor:单相串联电动机
single-phase series commutator motor 单相串激换向器电动机 | single-phase series motor 单相串联电动机 | single-phase shunt commutator motor 单相并激换向器电动机
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single-phase series motor:单相串激电动机; 单相串励电动机; 单相串联电动机
single-phase series commutator motor 单相串激换向器电动机; 单相串激整流子电动... | single-phase series motor 单相串激电动机; 单相串励电动机; 单相串联电动机 | single-phase shunt commutator motor 单相并励...
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Single-phase motor:单相马达
Single-phase kilowatt hour meter 单相电度表 | Single-phase motor 单相马达 | Single-phase three wire system 单相三线制
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single-phase circuit:单相回路
单相 single-phase | 单相回路 single-phase circuit | 单相整流电动机 single-phase commutator motor
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single-phase circuit:单相电路=>単相回路
single-phase capacitor starting induction motor 单相电容起动感应电动机 | single-phase circuit 单相电路=>単相回路 | single-phase clutch motor 单相离合器电动机
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single-phase generator:单相发电机=>単相発電機
single-phase full-wave rectifer circuit 单相全波整流电路 | single-phase generator 单相发电机=>単相発電機 | single-phase half-wave rectifier connection 単相半波(整流)接続
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uniphase:单相 单相的
uniphanarfilament 单平面灯丝 | uniphase 单相 单相的 | uniphaseamplifier 单相放大器