The design of a normal domestic LPG (liquefied petroleum gas) stove with one big burner and one small burner is primarily based on practicality and efficiency for everyday cooking needs. There are a few reasons why this configuration is commonly used:
Cooking Flexibility: The large burner is designed for high-heat cooking tasks, such as boiling large pots of water for pasta, cooking soups, or stir-frying in a wok. It provides a higher heat output, which is essential for handling larger volumes of food and reducing cooking time for certain dishes.
Energy Efficiency: For smaller cooking tasks like simmering, sautéing, or warming food, the small burner is more energy-efficient. Using a smaller burner for such tasks ensures that you're not wasting excess gas, as it provides the right amount of heat for these low-heat cooking activities.
Even Distribution of Heat: The size of the burner is matched to the size of common cookware used in households. Using a burner that closely matches the size of the pot or pan ensures even distribution of heat, which helps in proper and consistent cooking.
Cost-effectiveness: Designing a stove with two equally large burners would increase manufacturing costs without providing significant additional benefits for most cooking scenarios. Since the large burner is often used more frequently, having two large burners would lead to unnecessary fuel consumption for smaller cooking tasks.
Space Constraints: Most domestic kitchens have limited space for appliances, and having a stove with one large and one small burner helps maintain a compact design while still offering a range of cooking options.
It's worth noting that different stove models might have different burner configurations to cater to specific cooking preferences and styles. For example, some modern stoves might come with additional medium-sized burners to offer more versatility. Ultimately, the one big and one small burner design has become a common standard due to its practicality and widespread suitability for various cooking needs in the average household.