• Unpressurized Vacuum Tube Solar Heater Supplier In China System 1
  • Unpressurized Vacuum Tube Solar Heater Supplier In China System 2
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Unpressurized Vacuum Tube Solar Heater Supplier In China

Unpressurized Vacuum Tube Solar Heater Supplier In China

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
10 set
Supply Capability:
10000 set/month

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Introduction of Non-Pressure Solar Water Heater:

Non-pressure Solar Heater is one of the most economical solar water heating device with pretty high efficiency at the same time. It consists of hot water storage tank, solar vacuum tubes with mouth plug in storage tank, and bracket supporting tank and tubes.When cold water in evacuated tubes is heated with solar irradiation, as the specific gravities of hot water and cold water are different, hotter water goes upward to storage tank and colder water goes downward to glass tubes. through this continuous circulation, the cold water in storage tank will be gradually heated till sunset.

 

Solar water heaters working principle
1. The solar collector absorbs solar energy and transmits it to the solar water heater tank through circulation 
2. When the temperature of the collector reaches the set value, the controller starts the circulation pump automatically
3. The circulation pump makes heat-conducting liquid circulate automatically
4. The heat-conducting liquid transfers heat to water by lower heat exchanger in the water tank. 
5. When the temperature difference between solar collector and heat pipe solar water heaters tank doesn't reach the set value, the circulation pump will be shut automatically 
6. In case the temperature of the water tank does not reach Tmax, Electric Heating Element will start to work automatically

 

Solar water heaters working station component:
1. Operating screen 
2. Manometer 
3. Pump speed adjust switches 
4. Temperature difference circulation pump 
5. Flow rate indicator 
6. Return circuit connector 
7. Safety valve 
8. Expansion vessel connector9. Return circuit connector 
10. Wall mounting 
11. Expansion vessel:8L 
12. Pressure resistance: 10 bar pressure for expansion vessel

 

Solar water heaters specification:

Description

solar water heaters

Material of out manifold

0.55mm thickness color steel/ fluorine carbon steel

Material of inner tank

Food grade 2.0 mm thickness SUS304 stainless steel

Tank insulating layer

40mm 45kg/m³ high-density polyurethane foamed

Inlet and outlet hole

Male G1''

Max pressure

0.6 Mpa

Solar collector tube

3.3 Borosilicate glass with N/Al coating

Thickness of glass tube

1.6mm

Vacuum tube tightness

P≤0.005 Pa

Absorption

as=0.93-0.96 (AM1.5)

Emission ratio

εh=0.04-0.06 (80C±5C)

Idle sunning property parameters

Y=220~260m2.C/KW

Average heat loss coefficient

ULT=0.6~0.7W/(m2.C)

Bracket:

2.0mm   thickness aluminum alloy

Tank   weight

75KGS

Tank   size

560mm Dia   x 1810mm Height

Tank   capacity

300L

Solar   collector

2pcs  58x1800x15tube   solar collector

Absorber   area

2.811 m²

Working   station

SP116 working   station

Heat   exchanger length

Upper:12m,        Underside:18m

 

Solar water heaters details show:

 

Unpressurized Vacuum Tube Solar Heater Supplier In China

Unpressurized Vacuum Tube Solar Heater Supplier In China

Unpressurized Vacuum Tube Solar Heater Supplier In China


Benefits of this kind of solar water heaters:

1. Prolong the life of your existing water heater

2.Costs less than an electric, gas or oil water heater

3.No maintenance required

4.Lasts longer than a traditional hot water heater

5.Reduce your water heating costs

Q:How does the efficiency of the solar panels affect the performance of a solar water heater?
The efficiency of the solar panels directly impacts the performance of a solar water heater. Higher efficiency solar panels can convert a greater amount of sunlight into electricity, resulting in more energy available to heat the water. This means that with more efficient solar panels, the solar water heater can heat water more effectively and efficiently, allowing for faster heating times and higher water temperatures. On the other hand, lower efficiency solar panels may require longer exposure to sunlight or larger panel arrays to generate sufficient energy, resulting in slower heating and possibly lower water temperatures. Therefore, the efficiency of the solar panels is crucial in determining the overall performance and effectiveness of a solar water heater.
Q:Can a solar water heater be used in areas with limited access to reliable suppliers or distributors of solar equipment?
Solar water heaters can be utilized in areas where access to trustworthy solar equipment suppliers or distributors is limited. These water heaters are relatively straightforward and can be made using materials and plumbing components that are locally available. In fact, there are numerous DIY solar water heater designs that can be constructed using common household items like old water tanks, pipes, and glass panels. Furthermore, organizations and NGOs are active in remote areas and developing countries, advocating for the use of solar energy. These groups often offer training and resources to help local communities build and maintain their own solar water heaters. By empowering the local population with the knowledge and skills to construct and maintain these systems, reliance on external suppliers or distributors can be significantly reduced. Moreover, advancements in technology and manufacturing processes have made solar water heaters more affordable and accessible. This has led to the emergence of small-scale manufacturers in various regions who can cater to the needs of local communities and provide them with dependable solar water heating solutions. In conclusion, although limited access to trustworthy suppliers or distributors of solar equipment may present challenges, it is still feasible to use solar water heaters in such areas. By utilizing local resources, involving the community, and taking advantage of affordable technologies, solar water heating systems can be successfully implemented and utilized in areas with limited access to reliable suppliers or distributors of solar equipment.
Q:Can a solar water heater be used in areas with high levels of minerals in the water?
Yes, a solar water heater can be used in areas with high levels of minerals in the water. However, it is important to regularly maintain and clean the system to prevent mineral buildup, which can affect its efficiency and performance.
Q:Can a solar water heater be used in areas with strict noise regulations?
Yes, a solar water heater can be used in areas with strict noise regulations. Solar water heaters do not produce any noise as they operate purely on the energy from the sun. Therefore, they are completely silent and do not generate any sound that would violate noise regulations.
Q:Can a solar water heater be used in areas with limited access to reliable weather forecasting or solar radiation data?
In areas where reliable weather forecasts or solar radiation data are not readily available, a solar water heater can still be used. Although accurate weather information and solar radiation data can optimize the performance of a solar water heater, they are not necessary for its basic operation. The main reliance of solar water heaters is sunlight, and as long as there is enough sunlight, the heater can still function effectively. Even in areas with unpredictable weather or limited sunshine, solar water heaters can provide a significant amount of hot water. To ensure that a solar water heater can meet water heating needs in such areas, it is recommended to install a properly sized system. This will ensure that it can provide hot water even during periods of lower solar radiation. Additionally, incorporating a backup heating source like an electric or gas-powered water heater can supply hot water during extended cloudy periods or when solar radiation is insufficient. While access to reliable weather forecasts or solar radiation data can certainly enhance the efficiency of a solar water heater, it is not necessary for its usage. With proper installation, sizing, and backup options, solar water heaters can still be a viable and sustainable solution for hot water production in areas with limited access to reliable weather data.
Q:Can a solar water heater be used in areas with high levels of air pollution from factories?
Yes, a solar water heater can still be used in areas with high levels of air pollution from factories. The efficiency of the solar water heater may be slightly affected due to reduced sunlight reaching the panels, as the air pollution can block and scatter sunlight. However, the system will still be able to generate hot water using the available solar energy, although it may require periodic cleaning or maintenance of the solar panels to ensure optimal performance.
Q:How does the energy efficiency of a solar water heater compare to a traditional water heating system?
The energy efficiency of a solar water heater is generally higher compared to a traditional water heating system. Solar water heaters utilize the sun's energy to heat water, which is a renewable and abundant source of energy. In contrast, traditional water heating systems often rely on fossil fuels like natural gas or electricity, which can be less efficient and contribute to greenhouse gas emissions. By harnessing solar power, solar water heaters can significantly reduce energy consumption and lower utility bills.
Q:Are there any government incentives or tax credits for installing a solar water heater?
Yes, there are government incentives and tax credits available for installing a solar water heater. These incentives vary depending on the country and region, but they are generally aimed at promoting renewable energy adoption and reducing carbon emissions. It is recommended to check with local government or utility websites for specific details and eligibility criteria.
Q:Can a solar water heater be installed in an apartment building?
Yes, a solar water heater can be installed in an apartment building. However, it may require careful planning and coordination with the building management and residents to determine the feasibility of installation, adequate space availability, and proper maintenance arrangements.
Q:What are the installation requirements for a solar water heater's circulation system?
The installation requirements for a solar water heater's circulation system typically include proper positioning and mounting of the solar collectors, ensuring adequate clearance for optimal sun exposure, connecting the collectors to the storage tank, and installing the necessary pipes, valves, and pumps for circulating the water. Additionally, it is important to ensure proper insulation of the pipes to minimize heat loss, and to comply with any local building codes and safety regulations.

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