How does wall-mounted boiler water circulate?
As a high-efficiency and energy-saving heating equipment, the water circulation system in the working principle of the wall-hung boiler is a key link. This article will analyze the water circulation process of wall-mounted boilers in detail, and combine it with hot topics and hot content in the past 10 days to help readers better understand this technology.
1. Basic principles of water circulation in wall-hung boilers

The water circulation system of a wall-mounted boiler mainly consists of a water pump, heat exchanger, pipes and radiator (or floor heating). Its core is to drive water flow through a water pump to transfer heat from a heat exchanger to a radiator or floor heating system to achieve indoor heating.
| components | Function |
|---|---|
| water pump | Drive water circulation to ensure even distribution of hot water |
| heat exchanger | Transfer heat from combustion to water |
| pipe | Deliver hot water and return water |
| Radiator/floor heating | Release heat into indoor spaces |
2. The specific process of water cycle
1.heating stage: The wall-mounted boiler burns natural gas or liquefied gas, and the heat exchanger absorbs heat and heats cold water into hot water.
2.Transport stage: A water pump delivers hot water through pipes to a radiator or floor heating system.
3.Cooling stage: Hot water releases heat in the radiator or floor heating pipe, and the indoor temperature rises.
4.Backwater stage: The cooled water returns to the wall-mounted boiler through the return pipe, is reheated and circulated.
| stage | Description |
|---|---|
| heating | Heating cold water into hot water |
| convey | Hot water is piped to the radiator |
| Heat dissipation | Hot water releases heat and heats up the room |
| Backwater | The cooled water is returned to the boiler for reheating |
3. The relationship between the hot topics in the past 10 days and the water circulation of wall-hung boilers
Recently, with the increase in heating demand in winter, the energy saving and environmental protection of wall-mounted boilers have become a hot topic. The following is the hot content related to wall-hung boilers in the past 10 days:
| hot topics | Related points |
|---|---|
| Energy-saving heating technology | The efficiency of the wall-mounted boiler water circulation system |
| Environmental protection policy | Low emission characteristics of wall-hung boilers |
| smart home | The combination of wall-hung boiler and intelligent temperature control system |
4. Frequently Asked Questions and Solutions
1.Poor water circulation: It may be that the pipe is blocked or the water pump is faulty and needs to be cleaned and inspected regularly.
2.Noise problem: The air in the water pump or pipeline is not exhausted and needs to be exhausted.
3.Uneven heating: It may be that the water flow is unevenly distributed, and the pipes or radiator valves need to be adjusted.
5. Summary
The water circulation system of a wall-mounted boiler is the core of its efficient heating. Through the cooperative work of water pumps, heat exchangers and pipes, even heat distribution is achieved. Combined with recent hot topics, the energy-saving and intelligent trends of wall-mounted boilers will further promote its market popularity. Users need to maintain the system regularly to ensure its long-term stable operation.
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