Humidifiers work is a topic that depends on different designs and different configurations. But overall, all types of humidifiers are in the humidification process in several ways.
From today know your facts, let’s check out how these humidifiers work for a better understanding of the process
Table of Contents
What is Humidification?
By definition, the humidification process is water releasing process into our atmosphere in form of moisture also known as water vapor without changing its wet bulb temperature. By using cooling or heating the air, humidifiers use this technology as an air conditioning application.
In general, humidity indicates the amount of moisture in our atmosphere. This component is directly dependent on the temperature of our atmosphere.
When there is more heat in a room, the air can hold a greater amount of moisture. Inversely, cold indoor environments can provide a dry, low-humidity environment that is highly uncomfortable. On the other hand, if you live in the Amazon forest and it rains frequently, you may have excessive humidity.
However, living in the Sahara Desert might contribute to a dry atmosphere. This is where we must define the term “relative humidity.”
What is Relative Humidity?
There are three primary definitions of humidity when discussing the subject in general.
1. Absolute humidity
Absolute humidity is either stated as a mass of water vapor per volume of moist air in terms of g/cm3 or as the mass of water vapor per mass of dry air (g/kg).
2. Specific humidity
Specific humidity refers to the mass (amount) of water vapor per unit mass (amount) of air which can be given as grams of water vapor per kilogram of air.
3. Relative humidity (Rh)
The relative humidity is the most frequent phrase used to describe humidification. It is the percentage difference between the room’s current humidity and its maximum achievable humidity.
By referring to the RH value, we can have a clear understanding of the amount of moisture present in a specific atmosphere or the severity of the situation.
In an environment with a measurement of Rh – 100 %, there will be no evaporation. It may have been drenched with water. In this circumstance, our skin no longer contributes sweat to the liquid evaporation process.
The lower the relative humidity, the simpler it is for moisture on our skin to escape, and the colder we feel.
The term “heat index” refers to the sensation of increased heat despite the reality of a lower level of temperature. Here are the heat index statistics from the National Weather Service for a better understanding of the relationship between temperature and humidity.
When relative humidity is higher, you feel significantly hotter than the actual temperature since our sweat does not evaporate.
On the other hand, relative humidity is low, we feel cooler than the actual temperature because our perspiration evaporates quickly and feels dry.
How Humidifiers Work
There are various humidifier designs, humidification techniques, and technologies available on the market.
- Evaporative humidifiers
- Cool-mist humidifiers
- Warm-mist humidifiers
- Vaporizer humidifiers
- Ultra-sonic humidifiers
Let’s examine how each sort of humidifier operates separately.
1. Evaporative Humidifiers
This is one of the most prevalent humidifiers on the market with the safest humidification capability. Unlike typical humidifiers, evaporative humidifiers do not use heat to produce moisture.
There is a wick filter at the bottom of the humidifier, and utilizing the fan of the setup, water runs through this filter within the humidifier. Moisture is released into the atmosphere as a spray during the evaporation process, producing a comfortable environment.
In addition, these humidifiers regulate indoor humidity based on the user’s preferences. In design, Evaporative Humidifiers have pretty easy operation and the maintenance process is quite simple.
Due to the absence of a heating process, dangerous pathogens such as bacteria can proliferate to a noteworthy degree.
2. Cool-Mist humidifiers
Due to the fact that it operates without the need for a heater in the process of producing moisture, this type of humidifier is also suitable for use during warm seasons such as summer.
Cool mist humidifiers can use a fan to evaporate water drawn into a wick or ultrasonic vibration to break water into little particles and spread them into the air.
Similar to evaporative humidifiers, cool humidification techniques have a significant impact on the growth of bacteria and other pathogens in water bodies.
3. Warm-Mist Humidifiers
This sort of humidifier is ideally suited for the winter season due to its capacity to generate warm moisture.
In addition, it prevents the spread of bacterial compounds in your home during the humidification process by heating up the evaporation of moisture.
Before producing vapor, the warm mist humidifier will heat the water contained therein. As the vapor is discharged from the humidifier, it cools, reducing the likelihood of bacterial illnesses and water contamination.
A warm mist humidifier generates clean vapors and leaves the air in your home smelling clean and fresh. In contrast to cold-mist and evaporative humidifiers, the hot surfaces of these warm-mist humidifiers pose a safety risk.
4. Vaporizer Humidifiers
Vaporizer humidifiers have an expensive humidification technique that allows for steam when operating in the hot mode and mist when operating in the cool mode.
A vaporizer adds steam to the air by heating water. It contains an internal heating system that boils the water before releasing the steam into the air as a warm mist.
A humidifier emits an incredibly fine, cold mist into the air. Others utilize an internal wick filter and fan.
Compared to other humidifiers on the market, vaporizer humidifiers consume more energy due to their greater variety of features.
5. Ultra-sonic Humidifiers
These humidifiers release moisture into the air by ultrasonic vibration. This vibration is often created by a metallic or ceramic diaphragm vibrating at a very high frequency.
Practically, these humidifiers operate in both cold and warm climates with minimal energy use.
On the other hand, this droplet generation method is extremely quiet, making it ideal for nighttime.
Humidifiers can be utilized in both winter and summer, depending on the operation.
Aside from this, you must consider the humidifiers work procedure before making your pick or understanding its function.