City of bath boiler, natural gas, coal, electricity which is cheaper? Ask for a detailed explanation! ! !

Generally speaking, the fuel cost: coal is the lowest, and electricity is the highest. For example, building 1 is allowed by environmental protection first, followed by geographical location: for example, Shenzhen is environmentally sad, the rent is expensive, the coal freight is high, and there are many furnace ashes to be treated in the yard, which may lead to high out-of-stock prices. It is not recommended to use coal. If it is suggested to use Shanxi coal. It is suggested to use natural gas where pipeline natural gas can reach. One-time investment: electricity is the most economical, and natural gas may be the most expensive. Operation: Electricity and natural gas can be automated, but coal cannot be fully automated, which requires more manpower, and the failure probability and cost in operation are similar.