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A single lightning surge can create a big disaster; it can damage the buildings, equipment, people and everything that comes under the lightning strike. Therefore, it is essential to fix the lightning protection system to protect everything from the risk.
Don’t worry; in this blog, you will get complete guidelines about the lightning protection systems, including their importance, key components, standard design and regulations and many more. So, just stay connected!
1) The Value and Necessity of Lightning Protection
Lightning is the most powerful force in the world. The forces of a single lightning bolt can release millions of volts in a single instant. It causes serious destruction in the world and can put our business, homes, and even our lives in danger. That’s why the value and necessity of lightning protection come.
Why Lightning Protection Matters
When strikes occur during the thunderstorms, they cause destruction of the buildings, equipment, individuals or everything that comes within it. But this destruction can be prevented by the protection of lightning. Well, because of this lightning protection system, energy is safely grounded; as a result, risk is minimised.
Luckily, lightning protection systems that meet the nationally accepted criteria are an authentic, affordable method of safeguarding buildings, their equipment, and their residents.
Moreover, a lightning protection system does not prevent, repel, or attract a lightning strike. Instead, it offers particular pathways for lightning to travel, safely conducting the destructive force of the lightning strike into the ground.
We can take the example of a hospital in Florida, a region where lightning storms occur excessively. You know, when lightning striked, it damaged everything there. Thus, in hospitals, it caused damage to the hospital’s electrical system, bringing essential medical devices to stop operating for hours.
After that incident, the hospital began utilising a complete lightning strike protection system. Thus, this case highlights the effectiveness of the system and how lives can be saved as a result.
2) Key Components of a Lightning Protection System
Well, it is very important for you to understand the components of a lightning protection system to choose the right one. So, let’s talk about key components of a lightning protection system:
i) Air Terminals (Lightning Rods)
The most important component of a lightning rod system is the air terminal. These are fixed at the highest point in the air to attract lightning strikes. However, this is the primary interface for lightning’s first contacts during a strike.
ii) Conductors
The second component is the conductors that are made of copper or aluminium. These conductors connect the air terminal with the other component.
iii) Grounding System
Next, the lightning enters the ground through metal rods or plates, hidden under the surface. Therefore, a grounding system reduces the risk that is produced because of lightning strikes.
iv) Bonding
Well, the metallic components of a structure, such as pipes, roofs, or a fence, become electrically continuous. So, the formation of equipotential galvanic bonding eliminates the risk of harmful sparks due to electrical potential difference.
v) Surge Protection Devices (SPDs)
Lastly, as the name suggests, SPDs are used to protect electrical devices from lightning strikes. Thus, they are mounted on communication lines and primary electrical cables to the system.
To put it simply, by applying this lightning protection technique, you can save your electrical system, buildings and your life as well.
3) Design Standards and Industry Regulations
Alright! You know the safety of all products, systems and structures is ensured by following the design standards and industry regulations. It is because standards fix specific instructions for engineers, manufacturers, and builders. Thus, the companies that follow these guidelines supply safety, quality and reliability on all products.
- Role of design standards
The top-level standard that sets the rules for lightning protection worldwide is IEC 62305, Protection Against Lightning. The lightning protection designer is given the laws and requirements necessary to create an LPS (Limited Power Source) by this design standard, which is made up of four main standards.
The rules necessary for the safety of the buildings and machinery against the consequences of both direct and indirect lightning strikes are included in the IEC 62305 standard.
Main Global standards:
Let’s now discuss the main global standards:
IEC 62305: Well, this is the first international standard regarding protection from lightning.
- Part 1: It covers basic concepts regarding the lightning threat and principles of lightning protection.
- Part 2: The second standard helps in determining the need and level of protection necessary through target risk assessment.
- Part 3: Third, it instructs on the overall design and installation of LPS (lightning protection systems) to internal and external areas in order to prevent damage and the risk of touch/step voltages.
- Part 4: Lastly, it deals with the protection of electrical and electronic systems in a building by lightning-protected protection, controlling the surge in voltage and current.
- Role of Industry Regulations
Alright! You know the rules and regulations of any industry are fixed by the government and professional organisations. The rules are all about the safety of the people, buildings, equipment, environment, business, etc.
For example, electrical equipment is valid to use if it meets the industry regulations and standards in order to avoid the fire hazards. There is the same case for the food industry, which must follow the rules for safety and cleanliness.
4) Introduction to Early Streamer Emission (ESE) Technology
Well, An ESE Lightning Arrester, also called an Early Streamer Emission (ESE) air terminal, is a kind of lightning rod that emits a controlled upward streamer in the direction of an upcoming lightning strike using an electronic device.
- Key components of an ESE system
There are some key components of an ESE system that are listed below:
- ESE Air Terminal: The ESE Air Terminal is installed at the highest point of a structure. Although it appears to be a pointed rod, it has unique qualities that cause the upward streamer to begin. However, these characteristics may include radioactive substances, corona rings, or several locations.
- Downconductor: Secondly, this component is a thick cable that transmits the intercepted lightning strike current safely down to the grounding system.
- Grounding System: Another component of the ESE lightning rod system is the grounding system. The network system of electrodes hidden in the ground distributes the lightning strike current throughout the ground.
- Optional Control Unit: Lastly, the control unit, which is included in some ESE systems, keeps an eye on the system’s operations and could potentially collect data.
5) Real-World Applications and Design Recommendations
You know the lightning protection is essential for the protection of every individual, building or environment, etc. Now, let’s discuss some important applications and design recommendations of lightning protection:
- Applications
- Industrial plants
You know the factories, oil refineries and many other industries are commonly exposed to lightning strikes. Thus, if you installed a lightning protection system there, the risk of destruction is reduced, and the industries remain safe.
- Airports
Another application of the ESE system lies in the airports. These are the runways, control towers and terminals from the lightning surges. Thus, they give safety to the passengers, equipment or everything that is present in that location.
- Commercial building
You know very well the hustle and bustle remains in offices, malls or hotels 24/7. There is the ESE system that protects the buildings and people all the time from lightning strikes.
- Schools and universities
Another application lies in educational campuses that need to keep both students and staff safe. Thus, ESE systems also protect them.
- Sports arenas and stadia
It is most important to discuss that you know the crowds accumulate in large open areas, which increases the risk of lightning. Here also ESE systems also help keep the crowd safe and allow the event to continue.
- Communication towers
Lastly, the towers are one of the prime targets for lightning. ESE protection ensures there is no service interruption, and the equipment does not fail.
- Design Recommendation
You know it is very important to properly design the lighting system to get satisfactory results. Let’s discuss some recommendations:
a) Selection of the right model: Firstly, you should try to select the right model that meets your requirements well.
b) Proper Grounding system: The proper grounding system needs to ensure the proper earthing of the lightning strike’s power.
c) Correct place: Choose the right place where you have to install the ESE system to cover the maximum range.
d) High-quality materials: You should choose the compact and durable conductors and connectors that control the high powers of lightning surges.
6) Maintenance and Ongoing Assurance
Alright! The maintenance and ongoing assurance of lightning rod protection systems are very important for safety. Let’s talk about them:
i) Ensure reliability of system: You know very well that the reliability of the system is most important to channel the power of the surge into the ground safely. If there is even a small problem in the conductors, lightning rods or the grounding system. It will result in destruction.
ii) Regular inspection: It is also important to inspect the lightning system regularly for long-term operation. If there is any fault happens, then you should contact an expert immediately and fix it well.
iii) Follow the standards: It is very essential for a system to comply with the standards to prevent destruction. So, it keeps safety all the time.
7) Common Myths and FAQs
Let’s discuss some common myths and facts :
Myth 1: Lightning never strikes the same spot twice.
Fact: The fact is that lightning can hit the same location more than once. For example, the Empire State Building was formerly used as a lightning laboratory because of almost 25 annual strikes.
Myth 2: Lightning Only Hits the Highest Things.
Fact: But the fact is that Lightning hits randomly. It may strike you anywhere, regardless of location. A lightning strike might strike the ground rather than trees, vehicles rather than telephone poles or parking lots rather than buildings.
Myth 3: If you’re caught in a thunderstorm, it’s preferable to be beneath a tree rather than have no protection at all.
Fact: The reality is that hiding beneath a tree is one of the worst things you can do. In the event that lightning strikes the tree, there is a possibility that a “ground charge” may spread from it in all directions. The second most frequent cause of lightning fatalities is being beneath a tree.
8) HEXLON Explosion-proof product
Alright! HEXLON is well known for the supply of explosion-proof electrical products suitable for hazardous locations and certified ATEX and IECEx for international safety standards.
- Our products include:
- Lighting: It includes explosion-proof LED, tube and gas, and other speciality fixtures.
- Control Equipment: It includes distribution boxes and electrical equipment, circuit breakers, isolators, distribution cabinets, control systems, buttons and switches.
- Installation Equipment: Terminal boxes, robust and safe plugs, sockets and couplers.
- Pipe Fittings: Pipe fittings are made of strong materials that withstand harsh conditions.
- Ventilation Systems: Construction and axial flow fans, exhaust and air conditioners for hazardous areas.
In simple words, although not officially lightning protection systems, these products align and work as a lightning protection strategy by maintaining electrical infrastructure protection in surge electric and high-risk areas during voltage and electrical events. Moreover, the addition of proper grounding and surge suppression increases the safety.
9) Conclusion & Call-to-Action (CTA)
Thus, it is concluded from the above discussion that a lightning protection system is very important for the safety of people, equipment and infrastructure. The regular maintenance, standard designs and industry regulations also play an important role in the reliability and long-lasting operation of lightning protection systems.
For safety in a hazardous environment, you can trust Hexlon explosion-proof products; they give you safety and peace of mind. Don’t wait for any severe danger; take a step today and protect your infrastructure, people and the environment!
You can contact us right now!
