Corporate News
How to choose a condensing wall-mounted boiler?
Release Date:
2022/05/26 14:23
Due to excess air and the combustion season, many users pre‑burn excessively when installing gas wall‑mounted boilers. However, choosing the right boiler can be confusing for consumers. The market offers wall‑mounted boilers based on European technology, as well as condensing boilers from domestic manufacturers that claim to recover waste heat. So how should users select a condensing boiler? The principle of a condensing boiler builds on the conventional wall‑mounted boiler’s exhaust and secondary heat‑exchange system, but it still relies on traditional gas combustion. Because incomplete combustion often leads to energy waste or excessive nitrogen oxide emissions, some wall‑mounted boilers suffer efficiency losses. Therefore, the key distinction lies in semi‑condensing boilers—rather than fully condensing models—which feature combustion chambers made of stainless steel or silicon‑based materials. Their heat exchangers are crafted from highly corrosion‑resistant stainless steel, offering excellent resistance to acidic corrosion. As a result, these boilers typically have a service life exceeding 15 years, and their overall lifespan far surpasses that of standard wall‑mounted boilers. The critical factor in selecting an appropriate condensing wall‑mounted boiler is its power modulation range: the wider the range and the more precise the operating temperature control, the better the suitability. With a broader modulation range, frequent start‑stop cycles are minimized, ensuring stable operation and meeting diverse heating demands.
Why do so many people prefer using condensing wall‑mounted boilers?
Release Date:
2022/05/26 14:23
Why do so many people choose condensing wall‑mounted boilers? Condensing boilers operate most efficiently at low temperatures, making them particularly well suited for underfloor radiant heating systems with low return water temperatures. This is a direct result of the condensing technology’s inherent characteristics. Typically, the supply water temperature for floor heating should not exceed 60°C; in practice, the common supply and return temperatures are around 40°C—precisely within the operating range of condensing boilers, allowing them to deliver optimal efficiency. The key advantage of high‑efficiency condensing wall‑mounted boilers lies in their superior performance, and all system designs and component selections aim to maximize condensation. Whether it’s underfloor heating or radiators, as long as the system’s supply temperature can be reduced to the boiler’s effective operating range, performance remains excellent. Some people question whether condensing radiators can achieve similar efficiency. In fact, the supply temperature of a condensing boiler can be managed by selecting low‑temperature radiators or by appropriately increasing the surface area of standard radiators in the system design. Combined with climate‑compensation control strategies, this approach enables efficient condensing operation even when using conventional radiators. Of course, ensuring the full potential of condensing wall‑mounted boilers requires more than just quality products and proper installation—it also depends on consumer support and acceptance. Jiangsu Nuowente Thermal Equipment Co., Ltd. has developed a comprehensive line of condensing wall‑mounted boilers, including models that integrate advanced technologies…
What are the characteristics of wall‑mounted boilers?
Release Date:
2022/05/26 14:23
What are the characteristics of a furnace? What is the start-up efficiency of a household wall‑mounted thermostat? For typical wall‑mounted thermostats, the start-up efficiency involves fully adjusting the temperature or setting the thermostat to a high temperature, then lowering it. The operating efficiency of a traditional fireplace is 0%. In contrast, a modern condensing boiler achieves an efficiency of 100%. Compared with electric or frame‑based heating systems, gas‑fired fireplaces offer significantly higher heating efficiency—around 90%—while new‑generation condensing boilers can reach up to 100%. By comparison, electric or frame‑based heating methods typically deliver only about 100% efficiency, though this figure may vary depending on specific conditions. Overall, gas‑fired systems provide superior heating performance, with markedly higher efficiency than electric or framed alternatives.
Boiler manufacturers: What is the working principle?
Release Date:
2022/05/26 14:23
Boiler manufacturers: What is the working principle? A wall‑mounted boiler is a general term for gas‑fired boilers, formally known as gas‑powered wall‑mounted heating boilers. It is an electric water heater that uses natural gas as its fuel and incorporates numerous safety features, including freeze protection, overheating protection, emergency shutdown safeguards, over‑temperature protection, and centrifugal pump protection. Natural gas wall‑mounted boilers provide central heating, and models developed by boiler manufacturers can meet the heating needs of multiple residential units. Each home can set a comfortable temperature according to individual preferences, and users can independently turn off heating in specific rooms as needed. Additionally, these systems offer wide flow‑rate adjustment and maintain a consistent, hygienic indoor temperature. Boiler manufacturers: What is the working principle? After the boiler’s start‑up motor engages, the centrifugal fan activates first, reducing negative pressure in the combustion chamber. This triggers the air‑pressure switch to send a signal to the centrifugal pump, which then starts up. Once the pump is running, the water‑flow switch energizes the household electrical components and subsequently sends a command to the gas proportional solenoid valve, gradually opening it. As the gas proportional solenoid valve and the air‑pressure switch close, the negative pressure in the combustion chamber decreases, prompting the air‑pressure switch to issue another signal to the centrifugal pump. With the pump now operating, the water‑flow switch closes, initiating the flow of water through the system. Finally, the water‑flow switch activates the household solenoid valve, completing the sequence.
Points to Note When Using a Wall-Mounted Boiler
Release Date:
2022/05/25 14:00
The days when heating relied solely on radiators in the north and stoves in the south are gradually fading away. Even in regions without central heating, wall‑mounted boilers offer a convenient, flexible, healthy, and comfortable heating solution, making them an attractive choice for many. As a result, numerous households in areas without centralized heating opt for gas‑fired wall‑mounted boilers. These boilers are sophisticated devices that integrate water and electricity, so safety is of paramount importance. Today, Brother Song will share some essential safety tips and energy‑saving practices for using wall‑mounted boilers, helping you enjoy a warm and comfortable home during the upcoming colder months. 1. Always use the type of gas specified on the product’s nameplate—natural gas, town gas, liquefied petroleum gas, biogas, etc.—and do not substitute it indiscriminately. 2. Wall‑mounted boilers should be installed in kitchens or enclosed balconies; they must never be placed in bathrooms or bedrooms. 3. When ambient temperatures may drop below freezing, the boiler must remain powered on. In standby mode, as long as gas flow is unobstructed, the main circulation pipes are clear, and the heating system maintains normal water pressure, the boiler’s freeze‑protection feature and the pump’s anti‑interference safeguards will function effectively. If any of these conditions are not met, the boiler, piping, or radiators could freeze and suffer damage, potentially leading to safety hazards. During winter, prolonged power outages—or extended periods when no one is at home—can cause the surrounding environment to freeze, posing significant risks.
Tips for Using Wall-Mounted Boiler Products
Release Date:
2022/05/25 14:00
Wall‑mounted boiler manufacturers offer products that are flexible, convenient, safe, efficient, energy‑saving, and environmentally friendly. Moreover, this equipment serves two purposes: it not only provides warmth on cold days but also supplies domestic hot water, making it highly popular among many users. However, when using it in daily life, it’s important to be aware of safety guidelines and energy‑saving practices to ensure the boiler operates comfortably and reliably. Wall‑mounted boilers are flexible, convenient, safe, efficient, energy‑saving, and eco‑friendly. In addition, they can be used for two purposes: heating during cold weather and providing domestic hot water—features that many people appreciate. Yet, to enjoy their full benefits, users should also familiarize themselves with essential safety tips and energy‑saving techniques, ensuring the boiler remains both comfortable and efficient. 1. Regarding the heating system, the water pressure should not exceed a certain level; a range of 1.2–1.5 bar is ideal. The pressure gauge needle should never drop below 1 or 2 bar. If the pressure falls below 1 bar, it must be replenished to between 1 and 1.5 bar to maintain proper operation and prevent damage caused by excessive heat. 2. Choose the appropriate gas type. Most households use gas‑fired wall‑mounted boilers, so the gas supplied must meet the product’s specifications. When selecting a gas‑powered wall‑mounted boiler, always use the designated fuel type.