PK Energy Crises, Pakistan Electricity Shortfall and Smart Solar Living
Khalid Islam (カリド イスラム)
Ex-Chairman PCSIR EX-Director General PCRET EX-General Manager EDB EX-DG NPSL Chief Consultant Renewables at Zorays Solar Pakistan | Talk to us: zorays.com |
It is definite that Pakistan energy crisis can be solved by adopting Solar Energy. Here is a list of frequently asked questions and general remarks passed on Solar Photovoltaic Technology.
Questions First:
What are photovoltaic cells?
Photovoltaic cells are the square blue pieces that are joined together to form a solar photovoltaic panel. Photovoltaic cell working principle is demonstrated by the fact that when a photon (energy unit of light) strikes an unexcited electron in its lower quantum state till the point it fails to achieve a particular band gap to shift in upper quantum state, as a result the excited electron loses its energy and finds path of least resistance to flow out in a circuit. This way light energy is converted into electricity. Hence, solar energy is conserved.
Is solar energy reliable?
Every person has an individual definition of reliability. For an electronic engineer, it may be the component reliability and longevity of usage. This can be both be guaranteed and warrantied (a premium you pay for) but only with precedents. Take the example of lithium ion battery solar storage, it has a long life span of usage but then you have to consider your financial budgeting before appointing such a system.
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What is a solar ups?
A solar ups is a dysfunctional equipment upgrade. It is in fact the inability of a person to preempt a new more efficient system and thus insistingly adopt a method of choice which is less probable. What happens is that people get afraid of the upfront cost of the system even before the solar site survey is committed. The more sugar (in terms of money) you add towards your complete solar solution, the better the results towards wavier of your electricity bill. Solar ups on the contrary is the so-called up-gradation of the existing uninterruptible power supply that was meant to store electricity from the grid in bad times. Now, times have changed, but not your electrician. So they come up with exterior methods to employ less productive solar charging devices which have little to no productivity when compared with proper inverter systems that have inbuilt solar charge controllers that are maneuvered as per demand and supply. Thus, solar inverter price difference is explained and justified.
Are industrial solar panels any different?
No these are the same, but installed with much precision and definition of the system. Regardless, the same solar panels may be installed on industrial plants in Pakistan, for any pumping solution or homes in Pakistan. These are alike but specific to the demands of the space available the denomination of the panels could be different. It always serves to pay for the extra efficient panels in constraints like limited available space to install a solar system for the industry owners. We have tried to name a few of our direct clients who sough free solar energy audits from us.
I want to go all out?
People often ask for their 24 Hour backup for full load. They are seen quoting a system of a person (from their close circle) who had already achieved this. In simpler terms, they are after Off grid solutions. No Wapda. Is Solar Battery the most viable backup energy source? The good designer suggest the system supply capacity optimum to be 3x (three times) the current full load requirement. Ask yourself, can you in the first place afford the 24 hour backup or is it not an instantaneous surge load that settles? Ask yourself, are you forgetting the per hour usage per day of each of those load items you insist to be run instead. Simply, it is ridiculously expensive and not a complete energy conservation strategy. Why? Obviously, sun has its sunshine hours and for such a system to be operative there is a specific threshold of optimum irradiance (Sun rays striking the Solar Panels). Consider for a second that you had an infinite backup to store this energy to. As the principle of conservation of energy applies, energy can neither be created nor it can be destroyed. So it changes from one form till the saturation arises. Do you have this much roof space? No.
Do solar panel work on cloudy day?
It does. In fact, a minimum of 40 per cent is achieved. This could be great use under net metering regime. Let me discount, the heresy and thus outward opinions by people who had remote access to the technology would definitely ruin sincere cognition of a prospect. I honestly thing that few people have abused the technology and take us efforts to remove associated misconceptions of the subject.
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General Remarks:
Solar is costly!
Not anymore since there is a recent JS Bank Solar Financing Scheme that makes solar accessible. Solar energy economic impact has always been the consideration besides knowing the fact that use of solar energy collectively is helping nature. Think of it as paying your 3 year bill upfront. It is, however, always of the interest for the technology critics to know the remaining percentage of the electricity bill after solar panels have been installed. Again, only good design can ensure great pay back and improve on the rate of return. Look as to why Zorays Solar Prices are the Best in Pakistan.
We shall wait till the technology becomes cheaper!
Simple. Had you installed a relatively expensive system which might have achieved its return on investment by now, you would have been enjoying totally free energy.
Bonus: A tip for solar system companies!
We have someone who could look into the quote!
This happens when a prospect is seeking their advice already, it's always of no use to have your quote discussed further. If they are well aware, definitely the person from whom the advice was sought will have a vested interest and lineage towards a specific mindset. But ask your prospect if they can trust that person's impression of an old technology. Even when considering their recommendation, ask referred to freelancer/company how have they improvised with the advancements that take place everyday. Have they done any salient projects as an installer which achieved pay back? If the answer is no. Then probably they are one of the culprits who are jumping the bandwagon for easy money minting.