Taking a hot bath before going to bed every night can help us speed up the blood circulation, soothe the tension of the day, relax the muscles, not only relieve the fatigue of the day, but also help us to sleep better.
But if the water heater in the house is not strong, the bath will change from a process of enjoyment to a process of suffering.
There are many types of water heaters, electric water heaters, gas water heaters, solar water heaters, and so on.
Here to discuss with you the choice and use of electric water heaters.
The electric water heaters currently on the market are generally divided into storage type electric water heaters and instant electric water heaters.
Storage water heater
The storage water heater capacity is generally from 10L to 100L. The biggest feature is that there is a huge water tank.
advantage:
At present, the water storage type electric water heaters basically adopt the hydroelectric separation heating mode, and the use is relatively safe. The power is moderate, and the general user line can be loaded. The internal structure is relatively simple and easy to maintain. The price is relatively low.
Disadvantages:
It is bulky, inconvenient to install, and takes up space; the liner is immersed for a long time at high temperature, the technical requirements are high and easy to leak, and the magnesium rod needs to be replaced regularly; the preheating time is long and the heating is slow, generally the electric water heater is turned on one hour before the bath. The water volume is limited, and the water heater with a small capacity will be washed out to half of the hot water. When the water temperature is unstable, the water temperature is generally colder and colder; the preheating and heat preservation process is very expensive.
Instant electric water heater
advantage:
The volume is small, because it has no water storage tank, it is small in size, and it does not occupy space after installation; it is convenient to install; it does not need preheating, that is, it is hot immediately; the water consumption is not limited; energy saving, no preheating, no preheating Heat loss when hot; not easy to scale, long life.
Disadvantages:
The power of the water heater is too high. The nominal power of many water heaters reaches 7000-8000 watts. The circuit must be modified. Many old houses cannot use this water heater because of the line capacity. In addition, the temperature of the water is lower due to the lower inlet temperature in winter. Often do not meet the bathing requirements.
In general, the traditional water heater is water storage type, with limited water volume, large volume and space. But the price is cheap, and the requirements for the line are not high. The instant water heater is small in size and can be used by many people. It does not have to consider the amount of water, but it requires high installation and high power. If the power line of the home is large, then you can consider installing an instant electric water heater. If the old house line is not easy to change, it is best to use a general storage type electric water heater. No matter which type of electric water heater is used, everyone must According to the situation of your own home. Source: China Economic Net
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