适用于中低压力的平面阀座表面。
最后给出了不接地电网中低压电器的选择。
Finally, the selection of LV electrical apparatus in non grounded electrical network was given.
同时也考虑了变压器分接头对中低压侧电压的调整。
Voltage adjustment by transformer taps at medium_low voltage supply are also considered.
相反,一个广泛的槽中低压会旋转通过北部日本海。
Instead, a broad trough of low pressure will rotate through the northern Sea of Japan.
针对油田的特点,介绍了油田用中低压玻璃钢管道的设计方法。
Based on the speciality of oil field, the design rule of low and medium pressure FRP pipes used in this field is introduced in this article.
为此,提出了一种基于CAN总线的分布式中低压母线保护方案。
In view of that, this paper puts forward a kind of distributed middle voltage busbar protection scheme based CAN bus.
Trasfor是中低压应用领域干式变压器和电感器的领先制造商。
Trasfor is a leading manufacturer of dry-type transformers and inductors for low-voltage and medium-voltage applications.
从应用的角度出发,介绍了一种适用于中低压网络母线的微机保护装置。
This paper introduces a kind of Micro computer protective device for middle low voltage network buses from application point.
本文针对中低压变电站的实际主接线建立各电气元件及系统的电路模型;
On the base of practical transformer substation main connection, electric components and system circuit model are first formed in the paper;
对于中低压变频调速器的研究,国内外已有很多的研究论文和产品出现;
There are many products and papers on the low and medium_voltage frequency converters at home and abroad;
聚氨酯发泡机工作原理有高速叶轮型、高压空气型、鼓风中低压型等三类。
Thee working principle of polyurethane foaming machine has three kinds, such as high speed impeller type, high pressure air type, low pressure type and so on.
探讨了有利于产生中低压的天气条件和华北地形对形成中低压的重要作用;
This paper investigates the favourable weather conditions for producing the mesolow. It also mentions the important effect of the North China's topography on the formation of the mesolow.
电气电力专业知识,高中低压和自动调谐系统和设备知识,楼宇控制系统知识。
Good knowledge and expertise in electrical and power systems. Familiar with HV, MV, LV, ATS, Control etc systems, equipments. Familiar with BMS system.
某一组分经高精度、中低压的计量泵计量进入静态混合器,并进入预混料罐循环;
One composition enters the static mixer after metering through high-accurate and medium-low-pressure metering pump and goes into the premixing bank for cycling.
另外,固化层也可经磨损或穿孔以形成微孔,其可透过气体并能在中低压力下留住液体。
Also optionally, the consolidated layer is abraded or perforated to create micro-pores that are permeable to gases and capable of containing liquids under low-to-moderate pressures.
通过对实际运行中低压无功补偿失效的原因分析,论证了谐波污染对无功功率补偿的影响;
Through the analysis to the cause of low voltage reactive compensation invalidation in actual operation, it is proved that the harmonic pollution can affect the reactive power compensation.
重点说明了盾构本体、泥水输送系统、泥水处理系统和同步注浆系统中低压电器的工作原理。
The working principle of shield, slush transportation system, slush disposal system and the low-voltage apparatus equipment in the simultaneous slush pouring system were emphatically explained.
所以它将适用于各类中低压配电网络,起到降低线路损耗,提高电网运行质量和稳定性的作用。
So it will be applicable to different kinds of low-voltage distribution networks and plays its role of reducing line depletion and improving the quality and stability of the power grid operation.
本文论述了住宅电气设计中低压配电线路的短路保护、过负载保护及系统中上下级断路器的选择。
This paper discusses short - circuit protection of low - pressure electric wire in the design of residence electricity, over current protecting and the choice of breaker in the system.
真空同心管套涉及传导、辐射等传热方式,其中低压气体的热传导非常复杂,是分析问题的关键。
Thermal behavior of vacuum concentric tube annulus is a process involving combined heat transfer mode, in which the thermal conduction of low pressure gas plays an important role.
对五种不同垂直结构的风场扰动进行了实验,其中以中低层的风场扰动在中低压形成过程中的作用更显著。
Five sorts of the vertical structure of wind disturbance fields are discussed. Among them, the effect of middle-low level wind disturbances is the strongest in the formation of mesoscale low.
从应用的角度出发,介绍了一种适用于中低压网络母线的微机保护装置。实践证明它将具有广阔的应用前景。
This paper introduces a kind of Micro computer protective device for middle low voltage network buses from application point. Practices show that it will have wide application foreground.
WT35-11型为屋顶轴流式通风机,该风机为中低压大流量风机,可设计成送风、排风或双旋转可逆式。
WT35-11 comes as an axial-flow roof fan that features low and medium levels of pressure and heavy wind flow and can be geared to the needs of blowing, exhaust and double-rotation reversible mode.
活塞向一个方向移动时,环路中低压端的气态制冷剂通过一个单向阀,循环中低压端的气态制冷剂被吸入进来。
As the piston travels in one direction, through a one way valve, it draws in the refrigerant gas from the low pressure side of the circuit.
吸纳了4.5万农民进厂从业,年产量占全国总产量的三分之一,其中中低压管件产量占到全国总产量的80%。
Absorb 4.5 million farmers into factory practitioners, annual output accounting for one third of total output, which in the low-pressure pipe production account for 80% of total production.
在中低压电网中,PT断线、单相接地及由PT饱和引起的铁磁谐振均是多发性的故障,这些故障都能使电压异常。
PT breaking and ferro-resonance caused by single-phase grounding and PT saturation are common faults in medium-low voltage power networks, which make voltage abnormal.
文中根据我们的研究背景,提出了油井中低压电力线信道的简化模型,并对油井中电力线信道特性进行了仿真研究。
According to our special application, a simplified channel model of the power line under the oil well is brought, and the simulation is done about the channel characteristics.
文中根据我们的研究背景,提出了油井中低压电力线信道的简化模型,并对油井中电力线信道特性进行了仿真研究。
According to our special application, a simplified channel model of the power line under the oil well is brought, and the simulation is done about the channel characteristics.
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