The place European nations have elevated their share of photo voltaic power by 50 %, Nepal appears to be lagging behind. In a single 12 months, it minimize the edge of photo voltaic integration in Nepal’s power manufacturing and consumption challenge, to 10 % from the 15 % cap from final 12 months. Not solely that, the Nepal Electrical energy Authority (NEA) has additionally lowered the per-unit charges it offers to surplus photo voltaic power producers—from Rs 7.3 to Rs 5.9.
Such drastic modifications, stakeholders say, will additional discourage business and households from integrating solar energy into their each day power wants. The state of affairs might be dire as Nepal will increase its power consumption wants with the federal government selling electrical gear and automobile promotion.
On this context, some researchers of Gham Energy, a number one photo voltaic power firm, performed a research to determine and counsel how correct photo voltaic power may help Nepal to scale back strain of hydroelectricity.
What’s the analysis about?
The analysis was carried out below Grid Resilience by way of Clever Photovoltaic Storage (GRIPS), a joint challenge of organizations from the UK and Nepal working within the photo voltaic power sector. GRIPS goals to extend the reliability of fresh power provide whereas being environmentally pleasant, the place the crew will set up a wise photovoltaic system with storage.
For the challenge beginning in September 2023, the Gham Energy crew is doing the location identification and market evaluation for the analysis challenge that may run for 2 years. “Beginning subsequent 12 months, we could have an set up in Sanepa with panels with a manufacturing capability of fifty KW together with a battery of 200 KW capability. We could have a number of baselines to gather additional knowledge,” shared Anjal Niroula Singh. , the CEO of Gham Energy.
The corporate designed the system for optimum use and modified it with a number of algorithms and synthetic intelligence to get the very best outcomes.
Over the course of two years, it is going to additionally conduct information dissemination workshops and conferences with stakeholders. In the meantime, it is going to additionally conduct power audits. The info it collects will present quantifiable numbers for stakeholders that may additional strengthen its declare that photo voltaic power needs to be prioritized. It additionally hopes for analysis so it could catalyze coverage updates.
Additionally, with the fitting traders, it’s open to scaling and gathering extra knowledge to show its declare. “The analysis challenge is funded by UK Innovate and coordinated by three worldwide companions. The primary aspiration of the challenge is to show that photo voltaic power can scale back the load and prices for customers and different stakeholders, ” shared Singh.
At present, Gham Energy is concentrating on the set up of photo voltaic grids in giant industries and hospitals. Since photo voltaic power is proscribed, it focuses on areas that use numerous power through the day. For the night time, one wants a battery so it additionally expands in that part.
“However industries and even households are seeing irregular and unreliable electrical energy provide from NEA,” Ananta Thakuri, the corporate’s head of analysis and improvement, mentioned, “In that case, if not photo voltaic, they need to spend on diesel mills for his or her wants, including extra value. With us, they pay Rs 11 for photo voltaic power with panels and uninterrupted provide of their space.
In accordance with the load profile of the power consumption knowledge, there are two peak hours–one within the morning and one within the night. Which means that many of the NEA’s power is wasted all through the day. It additionally put enormous wires underground to satisfy the demand, and that too was wasted.
“With photo voltaic power, we are able to intention to flatten the peaks. In our early projections, we are able to say that photo voltaic power can fulfill 2-3 % (equal to 20-40 MW) of the demand in peak hours. That is extra economically viable for the nation,” Thakuri shares.
Now, with the event of electrical automobiles as properly, the corporate hopes that solar-powered grids with batteries could be built-in into the system for higher administration of power load distribution. and profit customers and NEA.
Charging stations have been added, however few. Nepal has introduced that it’s concentrating on to have 15 % of its whole automobiles be electrical. Nevertheless, the NEA isn’t prepared for the addition of the load system, which is alone with the hydro power.
Gham Energy is experimenting with batteries that even have a wise swap, which acts as a transformer and manages fluctuations, making the system extra secure. The crew additionally needed to emphasise that batteries are at the moment restricted to working as an influence backup. However it has different makes use of as properly and it is time the Nepal department explores them as properly.
It additionally created an advisory committee that included varied stakeholders together with former NEA officers and representatives from the Different Power Promotion Middle (AEPC). The committee expects to carry extra dialogues over the following two years and progress the coverage debate and reforms.
The researchers say that the goal of the challenge is to not show that solar energy is healthier than hydro power. “What we need to create is an ecosystem of a combined power system that optimizes power distribution channels with hydro power, photo voltaic power, and sensible batteries to regulate the power provide,” mentioned Singh.
Nevertheless, there are some essential issues to unravel. Like different sectors, the power sector struggles with an absence of information. “Since there isn’t any knowledge, we’re amassing knowledge from the bottom,” mentioned Thakuri, “The NEA says it’s digitizing, however the issue lies in the truth that all the community isn’t digitized.”