• Evacuated Tube Solar Water Heater - Freestanding Unpressurized Solar Hot Water System System 1
  • Evacuated Tube Solar Water Heater - Freestanding Unpressurized Solar Hot Water System System 2
  • Evacuated Tube Solar Water Heater - Freestanding Unpressurized Solar Hot Water System System 3
  • Evacuated Tube Solar Water Heater - Freestanding Unpressurized Solar Hot Water System System 4
  • Evacuated Tube Solar Water Heater - Freestanding Unpressurized Solar Hot Water System System 5
  • Evacuated Tube Solar Water Heater - Freestanding Unpressurized Solar Hot Water System System 6
Evacuated Tube Solar Water Heater - Freestanding Unpressurized Solar Hot Water System

Evacuated Tube Solar Water Heater - Freestanding Unpressurized Solar Hot Water System

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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 

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:

 

Freestanding Vacuum Tube Unpressurized Solar Hot Water Heater

Freestanding Vacuum Tube Unpressurized Solar Hot Water Heater

Freestanding Vacuum Tube Unpressurized Solar Hot Water Heater


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: Can a solar water heater be used in areas with limited access to energy conservation programs?
Yes, a solar water heater can indeed be used in areas with limited access to energy conservation programs. Unlike traditional water heaters that rely on electricity or gas, solar water heaters operate solely on sunlight, making them a sustainable and efficient choice for areas with limited energy resources. They can significantly reduce energy consumption and costs, providing a reliable and environmentally friendly solution for heating water even without access to energy conservation programs.
Q: How does the type of solar tracking system impact the performance of a solar water heater?
The type of solar tracking system can have a significant impact on the performance of a solar water heater. A well-designed and efficient tracking system can enhance the solar water heater's overall efficiency by maximizing the absorption of sunlight throughout the day. This allows the system to capture more solar energy, resulting in increased heating capacity and higher water temperatures. On the other hand, a poorly designed or unreliable tracking system may not accurately orient the solar collector towards the sun, leading to reduced energy collection and lower heating efficiency. Therefore, the type of solar tracking system chosen plays a crucial role in optimizing the performance and effectiveness of a solar water heater.
Q: How much space does a solar water heater system require?
A solar water heater system typically requires a roof space of around 10-20 square feet, depending on the size and capacity of the system.
Q: Can a solar water heater be used for swimming pools?
Yes, a solar water heater can be used for swimming pools. Solar water heaters use the sun's energy to heat water, which can be effectively used to warm up swimming pool water. This eco-friendly and cost-effective solution can help extend the swimming season by maintaining comfortable water temperatures without relying on traditional heating methods.
Q: What is the heating principle of solar water heater?
What is the working principle of vacuum collector solar water heater?By manual or automatic water supply system for thermal insulation water tank, heat preservation water tank is communicated with the air through the exhaust port, the water outside the exhaust through the exhaust port, when the water is discharged through the exhaust port of the air pressure inside the tank inlet inward, always with the external balance, full of water through the water tank overflow signal off inlet valve. The solar vacuum tube, absorbing coating to absorb solar energy and water in the tube of the heat exchange tube inner wall selective tube, the water temperature rises, the density decreased, and the water in the water tank has the density difference of formation heat siphon head, the water in the water tank in automatic cycle pressure without the aid of it to realize the heating process.
Q: How often does a solar water heater need maintenance?
A solar water heater typically requires annual maintenance to ensure optimal performance and longevity.
Q: To the winter, how to use or maintenance to make solar water heater life.Winter solar water heaters are rarely used, may be the cause of the environment, the water heater is not very hot, I worry about the pipeline would be frozen. How to do it.Some people say that the water in winter to vent, so good?
The residual water in the pipeline pumping back to water tank, so every time when the water is hot water, cold water is not discharged, saving water and avoid water pipes frozen in winter.
Q: Can a solar water heater be used in areas with limited access to electricity grid connections?
Yes, a solar water heater can be used in areas with limited access to electricity grid connections. Solar water heaters use sunlight to heat water, eliminating the need for electricity. They are an excellent solution for areas without reliable or no access to the electricity grid, providing a renewable and sustainable source of hot water.
Q: Can a solar water heater be used in areas with high levels of noise pollution?
Yes, a solar water heater can still be used in areas with high levels of noise pollution. Noise pollution does not directly affect the functionality or efficiency of a solar water heater. Noise pollution mainly refers to excessive noise coming from vehicles, machinery, or human activities, which can be a nuisance for residents in those areas. However, solar water heaters do not emit any noise during their operation as they solely rely on sunlight to heat the water. Therefore, noise pollution should not pose a problem for the installation or operation of a solar water heater in areas with high levels of noise pollution.
Q: Can a solar water heater be used in areas with high levels of dust or debris?
Yes, a solar water heater can still be used in areas with high levels of dust or debris. However, it is important to regularly clean and maintain the solar panels to ensure optimal performance. Dust or debris accumulation on the panels can reduce their efficiency and affect the heating capacity of the system.

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