What ls The Difference of Biomass Boiler vs Gas Boiler?

With the increasing awareness of environmental protection, people are paying more and more attention to energy utilization. Biomass boiler and gas boiler are the two main clear energy heating methods. Biomass boilers use biomass fuel as energy, such as wood chips, straw, etc., which are renewable and environmentally friendly; while gas boilers mainly use fossil fuels such as natural gas as energy, and their advantages are high combustion efficiency and stable operation. Biomass boiler vs gas boiler not only reflects the diversity of energy utilization, but also echoes the importance of environmental protection and resource conservation.

When comparing the differences of biomass boiler vs gas boiler, we have to mention EPCB Boiler – a well known boiler manufacturer for its rich experience and professional technology in the China boiler industry. EPCB Boiler is committed to providing customers with efficient, environmentally friendly boiler products and solutions, and constantly promoting the innovation and development of boiler technology. When choosing between biomass boilers and gas boilers, EPCB Boilers will provide you with professional advice and services based on decades of experience to help you find the energy heating solution that best suits your needs.

This blog mainly includes the following aspects:

  • How Does ABiomass Boiler Work?
  • How Does AGas Boiler Work?
  • The Difference OfBiomass Boiler VsGas Boiler
  • Cost Comparison Of Biomass Boiler VsGas Boiler
  • Biomass Boiler vs Gas Boiler:How To Choose Best Boiler For You?
Biomass boiler for paper industry

1. How Does A Biomass Boiler Work?

1.1 How Does A Biomass Boiler Deliver Fuel?

Biomass boilers put crude or finely processed biomass materials into storage bins. These raw materials are then transported from the storage bin to the combustion chamber for combustion through an automatic feeding system.

1.2 How Does A Biomass Boiler Generate Heat?

Biomass boilers produce heat by burning biomass. When biomass (such as wood, sawdust, straw, etc.) is ignited in the combustion chamber of the boiler, its hydrocarbons react chemically with oxygen to produce heat energy released during the combustion process. This thermal energy is then transferred to the medium to be heated (usually water or steam) .

Heat in the combustion chamber walls and ducts is transferred by conduction to the water or steam that comes into contact with them.

Convection: The hot gases generated by the combustion process convection in the combustion chamber, transferring heat to water or steam.

Radiation: Heat in the combustion chamber is transferred as radiation to other surfaces, such as water pipes or boiler walls, and then to water or steam.

When water or steam absorbs enough heat, its temperature increases so that it can be used for heating, heating, or heating operations in industrial processes.

1.3 What Are The Advantages of EPCB Biomass Boiler?

EPCB biomass fired boilers adopt advanced combustion technology and heat energy transfer system, which can efficiently utilize biomass fuel and improve energy utilization efficiency. Boilers customized by EPCB for customers may be equipped with advanced exhaust gas treatment systems, which can reduce emissions generated during the combustion process, reduce the impact on the environment, and comply with environmental protection requirements.

As a professional boiler manufacturer, EPCB boiler uses high-quality materials and processes to ensure the stable operation and long-term reliability of the boiler. EPCB biomass boilers are flexible in design and are designed to be suitable for a variety of scenarios according to the actual needs of customers, including industrial production, heating systems, greenhouse heating, etc., to meet the needs of different users.

2. How Does A Gas Boiler Work?

A gas boiler is a thermal energy device that uses gas such as natural gas or liquefied petroleum gas as fuel for heating or hot water production.

2.1 How Does Gas Boiler Supply Gas Fuel?

Natural gas or liquefied petroleum gas enters the gas boiler system from an external gas supply pipe. Whether it is natural gas, liquefied petroleum gas or liquefied natural gas, the gas usually needs to be adjusted by a regulator to ensure that the pressure and flow of the gas meet the requirements of the gas boiler. A gas regulator usually consists of a valve and a regulating device that can regulate the flow and pressure of gas manually or automatically.

2.2 How Does A Gas Boiler Generate Heat?

After the gas enters the boiler, the ignition system will ignite the gas and start the combustion process. The gas and air mix in the combustion chamber to form a flame. The heat from the flame is transferred to the water or steam in the boiler, causing it to heat up. Inside a boiler, there is usually a series of pipes or heat exchangers through which heat is transferred to water or steam. Through intelligent adjustment of the control system, stable, efficient and safe operation of gas boilers can be achieved.

2.3 What Are The Advantages of EPCB Gas Boiler?

EPCB gas fired boilers use advanced combustion technology and heat exchange technology to ensure high fuel combustion efficiency and excellent energy utilization, thereby reducing energy consumption and operating costs. EPCB gas boilers comply with environmental protection standards and adopt advanced combustion control and emission control technologies to reduce the emission of harmful gases and particulate matter and reduce the impact on the environment.

As a complete boiler system supplier integrating boiler design, boiler manufacturing, boiler installation, boiler maintenance, etc., EPCB Boiler pays special attention to product quality and workmanship, uses high-quality materials and strict manufacturing standards to ensure that gas boilers have stable performance and reliable operation, and also Gas boilers will be customized according to customer needs and specific scenarios, including customization of capacity, pressure, fuel type, etc. to ensure optimal adaptability and performance.

EPCB natural gas boiler for beer factory

3. What Is The Difference of Biomass Boiler vs Gas Boiler?

When comparing biomass boilers and gas boilers, we find that they represent two different ways of utilizing energy, each with unique characteristics and advantages. There are significant differences between biomass boilers and gas boilers in terms of fuel sources, combustion methods, environmental protection and scope of application. Let’s take a closer look at the differences between them to better understand and choose the type of boiler that suits your specific needs.

3.1 Different Fuel Source

Biomass boiler: uses biomass as fuel, including wood chips, wood pellets, straw, waste and other renewable energy sources.

Gas boiler: uses natural gas, liquefied petroleum gas (LPG), liquefied natural gas (LNG) and other natural gases or liquid petroleum gas as fuel.

3.2 Different Combustion Method

Biomass boiler: Biomass boiler uses direct combustion or gasification combustion to burn biomass fuel to generate heat.

Gas boiler: Gas boiler uses mixed combustion of gas and air to generate heat energy.

3.3 Different Environmental Protection

Biomass boiler: A small amount of solid residue and waste gas will be produced during the combustion process of a biomass boiler, but the main emissions are carbon dioxide (CO2), and biomass is a renewable resource, and the emissions are relatively low.

Gas boiler: The combustion process of a gas boiler mainly produces emissions such as carbon dioxide (CO2) and nitrogen oxides (NOx), some of which are greenhouse gases and harmful substances.

3.4 Different Efficiency

The combustion efficiency of biomass boilers is high, generally reaching more than 80%, and its fuel sources are extensive and renewable. The ash after burning biomass fuel can be used as organic fertilizer, further improving the utilization rate of resources.

Gas boilers have higher thermal efficiency and can make full use of the thermal energy in gas and reduce energy waste. Due to the clean nature of the gas itself, fewer pollutants are produced during the combustion process.

3.5 Different Economic Benefits

From an economic perspective, although the initial investment cost of a biomass boiler may be higher, in the long term, its operating costs are lower and the economic benefits are better. The operating costs of gas boilers are affected by price fluctuations of natural gas or liquefied petroleum gas.

3.6 Different Scope of Application

Biomass boiler: It is suitable for areas with abundant biomass resources or places that need to use renewable energy, such as rural areas, forestry bases, biomass processing plants, etc.

Gas boiler: suitable for cities and industrial areas with sufficient supply of gas resources such as natural gas or liquefied petroleum gas, such as factories, schools, hospitals, residential areas, etc.

Biomass boiler factory

4. Cost Comparison of Biomass Boiler VS Gas Boiler

4.1 Different Investment Cost of Biomass vs Gas Boiler

The initial investment cost of a biomass boiler is relatively high. Biomass boilers usually require specialized equipment to process biomass fuel, which increases the cost of the equipment. In addition, biomass boilers may require more customization to meet the needs of different biomass fuels, which will also increase costs. Biomass boilers are likely to be less expensive to run in the long term. Biomass fuel is generally cheaper than natural gas, so biomass boilers have some advantages when it comes to energy costs.

In contrast, the initial investment cost of a gas boiler may be relatively low because the design and production of gas boilers are relatively mature and there are many products to choose from on the market. However, the running costs of a gas boiler can be affected by fluctuations in natural gas prices, so its running costs may be higher in the long term.

It should be noted that specific price comparisons need to be made based on actual conditions. The prices of biomass boilers and gas boilers of different brands and specifications vary greatly. Therefore, when making a selection, you need to comprehensively consider factors such as equipment performance, price, operating costs, and maintenance costs.

4.2 Different Installation Cost of Biomass VS Gas Boiler

The installation cost of a biomass boiler can be relatively high. Biomass boilers need to process biomass fuel and involve more equipment and systems. Their installation requires professional skills and experience, so the installation cost may increase. In addition, the installation of biomass boilers may also require more infrastructure and auxiliary equipment, which will increase installation costs.

In comparison, gas boilers can be relatively cheap to install. Gas boilers mainly rely on the gas supply system. During the installation process, the main focus is on the laying and connection of gas pipelines and the installation of combustion equipment. These tasks are relatively simple and do not require much auxiliary equipment and infrastructure, so installation costs may be lower.

It should be noted that the specific installation cost will also be affected by many factors, such as the boiler model, size, technical requirements and installation location. Different boiler models and sizes will have different installation requirements and complexities, and therefore installation costs will also vary.

4.3 Different Space Requirements of Biomass vs Gas Boiler

The volume of biomass boilers is usually slightly larger than that of gas boilers, mainly because biomass boilers need to process biomass fuel and involve more equipment and systems. Therefore, the space requirements for biomass boiler rooms are correspondingly larger.

In comparison, gas boilers are smaller and require relatively less space. Gas boilers mainly rely on gas supply systems and do not require additional fuel storage and pretreatment equipment. Therefore, the gas boiler room can be designed to be more compact and save space.

In addition to the volume of the boiler itself, biomass boilers also need to consider the storage and transportation space of fuel and ash. Gas boilers do not have this requirement.

4.4 Different Maintenance and Service Life 

In terms of maintenance, biomass boilers may require more frequent cleaning and maintenance. This is mainly because biomass fuel may produce more ash and sediment during the combustion process, which requires regular cleaning. In addition, the combustion method of biomass boilers is more special and may require more detailed adjustments and maintenance of the combustion system. The combustion process of gas boilers is relatively simple and the maintenance requirements are relatively low, but regular safety inspections and maintenance are still required.

In terms of service life, biomass boilers usually have a longer life, generally reaching about 30 years. This is due to its high-quality manufacturing process and corrosion-resistant materials, giving biomass boilers greater durability. In comparison, the service life of gas boilers is usually around 10 to 15 years. The service life of a gas boiler is affected by various factors such as the water quality and temperament of the gas pipeline and the usage environment.

4.5 Different Energy Efficiency of Biomass vs Gas Boiler

The energy efficiency of a biomass boiler mainly depends on the type of biomass fuel, boiler design and operating conditions. Generally speaking, biomass boilers are more efficient, and their energy utilization efficiency can reach more than 80%, and even in some advanced designs, the efficiency can reach 85% or higher.

The energy efficiency of a gas boiler mainly depends on the quality of the gas, the combustion technology of the boiler and the accuracy of the control system. Gas boilers usually have high thermal efficiency and can make full use of the heat energy in the gas. In modern gas boilers, advanced combustion technology and control systems are used to make combustion more complete and the efficiency can reach more than 90%.

However, it is important to note that comparisons of energy efficiency are not absolute. The energy efficiency of biomass boiler vs gas boiler is affected by many factors, including equipment design, operating status, maintenance level and fuel quality. Therefore, in practical applications, the energy efficiency of the two boilers needs to be evaluated and compared on a case-by-case basis.

gas fired boiler manufacturer

5. How To Choose Best Boiler Between Biomass Boiler vs Gas Boiler?

Comparing biomass boilers vs gas boilers to determine which type of boiler best suits your needs is a critical decision. Each type of boiler has its unique characteristics and advantages. When choosing between biomass boiler vs gas boiler, you should consider multiple factors, including energy efficiency, environmental protection, economy, energy sustainability, and specific usage scenarios. . During the selection process of EPCB boilers, we usually provide professional selection suggestions and services based on the actual needs and conditions of customers.

First of all, from the perspective of energy efficiency, biomass boilers and gas boilers each have their own advantages.

Biomass boilers use renewable energy, and their efficiency is affected by the type of biomass fuel and boiler design, and can generally reach a high level. Gas boilers generate heat energy by burning gas efficiently, and their efficiency is also high. EPCB Boiler will evaluate the energy efficiency of two boilers based on the customer’s energy needs and available energy types, and select the solution that best suits the customer.

Secondly, environmental protection is also an important consideration in model selection.

As a renewable energy source, biomass produces relatively low emissions when burned, which is beneficial to environmental protection. Although gas boilers have lower emissions, long-term use may still have a certain impact on the environment. EPCB Boiler will provide customers with boiler selection suggestions that meet environmental protection standards based on the customer’s environmental protection requirements and local environmental protection policies.

In terms of economics, there are differences in the initial investment, operating costs and maintenance costs of biomass boilers and gas boilers. EPCB Boiler will comprehensively consider the customer’s budget and long-term economic benefits, and recommend the most cost-effective boiler type to the customer.

In terms of energy sustainability, biomass fuel, as a renewable energy source, has the advantage of sustainable utilization. As a fossil energy, gas has relatively poor sustainability. EPCB boilers will provide customers with the best energy solutions based on their energy strategies and sustainable development goals.

In terms of selection basis, EPCB boilers will conduct detailed analysis and evaluation based on factors such as the customer’s production process, energy consumption requirements, and site conditions. At the same time, EPCB boilers will also consider the reliability, stability and safety of the boiler to ensure that the selected boiler can meet the actual needs of customers and ensure the continuity and safety of the production process.

EPCB Boiler will conduct in-depth communication and exchanges with customers to understand their specific needs and expectations. Then, provide professional selection suggestions and solutions according to the customer’s needs and conditions. During the selection process, EPCB Boiler will also pay attention to the maintenance and upkeep of the boiler and provide customers with comprehensive technical support and services.

In addition to basic selection services, EPCB boilers also provide a series of value-added services. For example, we provide customers with guidance services for boiler installation, commissioning and operation; provide customers with regular maintenance and upkeep services for boilers; improve and optimize boilers based on customer needs and feedback, etc. These value-added services are designed to improve boiler performance and stability, reduce customers’ operating and maintenance costs, and increase customer satisfaction and loyalty.

6. Conclusion

After an in-depth discussion of the respective advantages and characteristics of biomass boiler vs gas boiler, it is not difficult to find that these two energy heating methods have their own characteristics. Whether you choose a biomass boiler, which uses renewable and environmentally friendly biomass fuel; or you choose a gas boiler, which relies on its high combustion efficiency and stable operating performance, it is a strong practice of the concepts of environmental protection and resource conservation.


With its professional technology and rich experience, EPCB boilers provide users with efficient and environmentally friendly boiler products and solutions, and have become an important force in promoting innovation and development of boiler technology. Whether faced with the selection of biomass boilers vs gas boilers, EPCB Boiler will stand from the customer’s perspective, provide users with professional advice and services, and help users find the energy heating solution that best suits their needs.If you also have questions about boiler selection, please contact EPCB Boiler.

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