Wind Power Generation Solution

Wind energy, as one of the most mature and scalable renewable clean energy sources today, brings tremendous opportunities for harmonious development between humans and nature. Wind power generation is achieved through wind turbines operating in natural environments. Inevitably, they are subject to the impacts of natural disasters, with lightning strikes being one of the most prominent issues. The characteristics of wind turbines themselves, including their installation locations, heights, integration of a large number of sensitive electronic and electrical components, as well as their high cost and maintenance, determine the strong demand for lightning protection systems. EasiTech provides comprehensive and efficient lightning protection solutions for wind power generation.   In accordance with the IEC 62305 series standards and the special protection requirements of various components of wind turbines specified in IEC 61400-24, the determination of lightning protection zones for wind energy generation systems and the installation and selection of surge protective

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Photovoltaic/Solar Power Generation Solution

Photovoltaic (PV)/Solar power generation, as another type of renewable clean energy besides wind power generation, is widely used in various regions and countries. It features easy installation, scalability, stability, and long lifespan. Generally, a photovoltaic power generation system consists of photovoltaic panels, combiner boxes, inverters, distribution cabinets, batteries, and corresponding bus control systems. Internally, it integrates a large number of electrical and electronic devices, all concentrated within a relatively small space. Undoubtedly, lightning strikes and surges are major hazards for photovoltaic power generation systems. EasiTech provides comprehensive and efficient lightning protection solutions for photovoltaic power generation systems. In accordance with the IEC 62305 series standards and the special requirements of photovoltaic DC systems, the determination of lightning protection zones for photovoltaic power generation systems and the installation and selection of surge protective devices (SPDs) must consider the following: Lightning protection zones (LPZ 0…3); Test current waveform conformity of SPDs (8/20 µs

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Lightning Protection for Hospital

With the continuous deepening of medical construction, the lightning protection measures of buildings are becoming more and more perfect, and the importance of the construction and development of smart hospitals has become increasingly prominent. Building a complete smart hospital system is an important task for the development of medical and health care. At the same time, the development of various high and new technologies supports the possibility of intelligent hospital construction. The buildings of general hospitals generally include comprehensive medical buildings, inpatient departments, scientific research and teaching, training center buildings, staff dormitories, hyperbaric oxygen chambers, etc. Among them, the comprehensive medical building will set up a number of important examination rooms, important information rooms, etc.  According to the requirements of “Building Lightning Protection Design Code” ( GB50057-2010 ), according to the importance of the building, the nature of use, the possibility and consequences of lightning accidents, the classification of building

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Lightning Warning System in Oil Depot Project

The client is a newly established oil depot in 2020, whose main business scope includes wholesale and warehousing of finished oil products. Petroleum and its derivative products are volatile, flammable, and explosive. During their production, processing, storage, and transportation, if they are struck by lightning, they often cause explosions and fires, causing significant casualties and property losses. Lightning protection devices are also indispensable throughout the entire oil depot, using the 3.0 lightning warning system. The harm of lightning to the petroleum and petrochemical industry is mainly reflected in three aspects. One is safety accidents such as oil depot fires or personal injuries caused by lightning; The second is that lightning strikes cause power interruption, leading to production process interruption, measurement failure, and other production accidents; The third issue is the ineffective shutdown caused by excessive defense against lightning, which affects work efficiency. Multiple studies have shown that lightning strikes are the

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Surge Protective Device is Used in Metro

Dongqian Lake is located about 21 kilometers southeast of the downtown of Ningbo, Zhejiang Province, China. The terminal of Metro Line 4 is “Dongqian Lake Station”, which passes through Ningbo East railway station, Ningbo railway station, Beihuan Elevated Road, central urban area and other important areas, and transfers with 6 subway lines, including 1, 2 and 3. It plays an important role in the improvement of Ningbo subway network and the development of regional economy. The Dongqian Lake depot of Ningbo Metro uses Fortsurge Surge Protective Device. With an area of 22 Square kilometre, Dongqian Lake is the largest natural freshwater lake in Ningbo and Zhejiang Province. Dongqian Lake can be described as a vast expanse of mist and boundless scenery. It is far away from the hustle and bustle of cities and towns. To the east of the lake is a rolling mountain range. The mountain is covered with

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Waveform Meaning of SPD

SPD has two waveforms, 10/350μs and 8/20μs. What do they mean? Let’s find out. According to IEC standard, Class I SPD test adopts Class I waveform, and its impulse current characteristic parameters are lightning discharge current Iimp, specific energy W/R and energy Q, and its waveform is 10/350μs; The 2-level SPD test uses a type II waveform, ie 8/20μs, and its inrush current characteristic parameters are composed of current (In or Imax) rise time T1 and half-peak time T2.  In the 10/350μs waveform, 10 means that the time for the lightning current to reach 90% of the peak value from 0 is 10 microseconds, and 350 means that the time for the lightning current to decay from 0 to the half-peak value (half of the peak value) is 350 microseconds.     In the 8/20μs waveform, 8 means that the time for the lightning current to reach 90% of the peak

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