Compressed Natural Gas (CNG) Conversion in Nigeria: A Sustainable Alternative to Petrol?

Introduction

With Nigeria moving towards economic diversification, the focus has shifted from heavy reliance on imported Premium Motor Spirit (PMS) to adopting Compressed Natural Gas (CNG) as an alternative vehicle fuel. The Federal Government’s push for CNG adoption aims to reduce petrol importation costs, lower carbon emissions, and improve foreign exchange stability. It is with such a development that the kick-start of the Dangote Refinery, complemented by other refineries across the country, will completely wean Nigeria off imported fuel. This editorial, therefore, seeks to discuss CNG conversion in Nigeria and its comparison concerning PMS, discussing how these options singly affect the Nigerian economy, foreign exchange reserves, and the general market dynamics.

NIPCO Gas Commissioned AutoCNG Filling Station in Ibadan.
NIPCO Gas Commissioned AutoCNG Filling Station in Ibadan.

CNG vs. PMS: The Basics

CNG is a locally abundant, clean-burning fuel derived from Nigeria’s vast natural gas reserves. It is stored at high pressure and used in specially retrofitted or designed vehicles.

PMS, commonly known as petrol, is a refined petroleum product that has traditionally been imported into Nigeria. With the operational Dangote Refinery, petrol importation is expected to reduce, though challenges remain regarding its distribution by key players like NNPC and IPMAN.

Economic Comparison: CNG vs. PMS

Local Refining vs. Importation

Refining Locally versus Importation Hitherto, Nigeria was heavily reliant on imported refined petrol, which had gulped a good chunk of the country’s FX reserve. Not until the commencement of the Dangote Refinery, did all that change. It has the capacity to process approximately 650,000 barrels daily, reaching the local market requirements and leaving enough for export into refined products. This reduces Nigeria’s exposure to global petrol markets, thereby decreasing reliance on fuel imports. While CNG is, on the other hand, a fully local solution from production to consumption.

Dangote Refinery

Cost Efficiency

CNG offers a cost advantage due to its local production. Conversion kits for vehicles are expensive, but government subsidies on CNG, as part of its green energy transition, help to ease these costs. PMS, despite the local refining, will still bear costs related to crude oil pricing and the complexities surrounding distribution.

Fuel Prices and FX Implications

This means that, with the local production of petrol at the Dangote Refinery, the price should now stabilize, even as global oil prices would make their say known in the eventual price. FX reserves previously drained by massive fuel importation will, henceforth, get some relief. Conversely, new demand will emerge on FX for crude oil purchases. However, CNG, being a purely domestic resource, has no direct FX implications.

Economic Impact of CNG Conversion for Nigeria

Reducing FX Strain and Import Dependency

Although the Dangote Refinery promises to reduce import dependency, the Nigerian economy will still benefit from diversifying energy sources, such as CNG. The adoption of CNG reduces the demand for imported fuel, which remains important even with local refining. The FX savings from CNG usage will contribute to stabilizing the naira and boosting the national balance of payments.

Industrial Growth and Employment Opportunities

For the first time, this transition toward CNG opens up avenues for industrial growth: from refueling stations to the places of conversion of vehicles, CNG can spur job creation and foster new industries. In the very way that the Dangote Refinery will boost jobs within the petroleum sector, CNG network development will have wider, longer-term effects throughout many industries.

GDP Contribution

The adoption of CNG can give a major boost to Nigeria’s GDP. Already, the natural gas sector is a crucial contributor to Nigeria’s economy, and demand for CNG will increase further. This will, in turn, put gas in the same prominent position, next to crude oil, in the contribution line to the GDP of the energy sector. When the Dangote Refinery comes into operation, the local fuel market will be stabilized, hence allowing both petrol and CNG to contribute equally.

Emission Reduction (Environmental Impact)

CNG burns cleaner than PMS, contributing to reduced greenhouse gas emissions. The widespread adoption of CNG could help Nigeria meet its climate commitments under international agreements, such as the Paris Agreement. In contrast, even with local refining, PMS is still a major emitter of carbon dioxide and pollutants, underscoring the need to explore alternative energy options like CNG.

Challenges and Risks of CNG Adoption

Conversion Costs and Infrastructure Development

Conversion to CNG requires a high front-end cost for vehicles. Although the government is subsidizing the adoption of CNG in some states, infrastructure such as refiling stations is still limited, especially out of major cities. This lack of infrastructure might slow down widespread CNG adoption.

Quality Control and Safety

As CNG adoption increases, there is the risk of substandard conversion kits, underqualified technicians, and poor-quality refiling stations entering the market. The government must enforce strict quality controls to avoid hazardous conditions such as gas leaks or explosions.

Long-Term Sustainability of Subsidies

Both CNG and PMS come with government subsidies. While PMS subsidies have been removed, the sustainability of CNG subsidies remains a concern. If the government cannot maintain these subsidies, CNG adoption may slow, and drivers may revert to petrol.

Global Examples: Successes and Failures

Success Stories: India and Brazil

India has also adopted CNG quite well, especially in cities such as Delhi and Mumbai. The government’s drive within this sector concerning CNG adoption was due to the need to reduce air pollution and reduce foreign dependence on fuel. India put up a strong infrastructure of refilling stations and incentives for conversion, hence its wide usage in public transport and commercial fleets.

Brazil also implemented a CNG adoption strategy, driven by huge reserves of fuel. Like India, Brazil developed infrastructure and incentivized CNG conversion. Today, Brazil is one of the largest CNG markets in the world.

Failures: Pakistan

However, Pakistan, despite being one of the early adopters of CNG, fell prey to mismanagement regarding its natural gas reserves. Lack of investment in infrastructure, along with over-reliance on CNG, finally resulted in the shortages of gas that later compelled the government to roll back all those incentives and restrict the usage of CNG. The Pakistani experience shows that without careful planning and management, widespread CNG adoption can lead to unintended consequences like fuel shortages and economic strain.

Precautionary Steps for CNG Users

Proper Maintenance of CNG Systems: Safety will be ensured by frequent checks on CNG tanks and lines. Any wear or damage observed should be attended to at the earliest opportunity to avoid any risks of leakage.

They should desist from using other than certified conversion kits and also work with CNG-experienced technicians in such installations to avoid accidents.

Safety Refueling: Refuel CNG vehicles only at authorized stations and according to safety guidelines; refrain from refiling CNG gas with the engine turned on, for this may cause pressure build-up.

Fix safety features: Installing gas detectors in vehicles will aid in early warnings in case of leakage. The drivers could be warned about the hazard on time before anything dangerous occurs.

Pressure Relief Devices (PRDs): CNG tanks are typically equipped with pressure relief devices to release gas in a controlled manner if the pressure becomes too high. Ensuring that these devices are functioning properly is critical to preventing explosions.

Conclusion

The shift to CNG offers Nigeria a viable and sustainable alternative to PMS, providing both economic and environmental benefits. The Dangote Refinery is very important in the quest to reduce the nation’s importation of fuel, but for reasons of diversification, the need for alternative energy sources has been felt more strongly in recent times than ever. The adoption of CNG will reduce pressure on FX reserves and help in the industrial growth of the country toward a greener future. In the end, ensuring safety, sustainability, and affordability for CNG will be important to its success.


Also published in Medium