2024-06-04 07:53:30
Till about 10 years in the past, when it got here to ‘followers’, it was normal to have a timer and an influence button, and if it had a distant management, it was the most recent mannequin. What about now? Though the form and look of electrical followers haven’t modified a lot, there at the moment are many merchandise that function solely on batteries with out wires, have practically 100 ranges of depth management, could be linked to air conditioners or air purifiers by way of the Web of Issues, and might even management temperature and humidity. Though solely the precept is identical, there have been important adjustments within the motor, design, and operation technique.
In consequence, customers are left questioning which product to decide on. In fact, the dearer the product, the extra features it has, however contemplating the fundamental function of the fan, it’s not value spending a big sum of money on it. As well as, as air circulators fall into the class of followers, there could also be instances the place merchandise bought with some huge cash are noisy and troublesome to make use of. We’ll introduce you to how to decide on an electrical fan by contemplating value as a significant criterion and moreover taking a look at features and efficiency.
●Cheap, simple-function or small wi-fi followers price round 10,000 to 30,000 gained.
The merchandise that often come to thoughts once we consider ‘followers’ are these geared up with DC motors, and at the moment are thought-about entry-level merchandise. DC motors use everlasting magnets and have a brief lifespan and excessive noise. You possibly can’t even management the depth intimately. As an alternative, it’s low-cost, starting from 10,000 to 30,000 gained, so it’s good if you wish to buy it with out burden.
Resulting from their development, many vertical standing followers, small followers, wall-mounted followers, and moveable followers additionally use DC motors.
One of the simplest ways to determine a DC motor is to test the product label, but when the product has two or three ranges of power management and the grill is product of wire mesh, it’s often a DC motor. Even when the variety of wings is 3 or 4, they’re usually DC motors. If the fan has few blades, the wind path is robust as an alternative of tough, and if the fan has many blades, the wind path is weak however mushy. Many DC motors have a diminished variety of blades attributable to warmth technology.
Conversely, merchandise utilizing brushless DC motors are dearer, and plenty of merchandise use plastic grills to pay attention airflow. Additionally, even when the variety of wings is considerably better than 8 blades, it’s prone to be brushless DC relatively than DC.
●Just lately, followers utilizing ‘brushless DC’ motors are fashionable.
A brushless DC motor (BLDC) is a kind of motor that doesn’t have a ‘brush’, a contact level that provides electrical energy to the within. Since there isn’t any contact level, energy loss is low and the power could be adjusted intimately. As a result of there may be much less friction, there may be much less warmth and noise, and sturdiness is way greater. Up to now, it was not usually utilized in electrical followers attributable to its excessive unit value, however with economies of scale realized, it has now develop into low-cost sufficient for use in electrical followers priced at 40,000 gained.
In different phrases, merchandise utilizing brushless DC motors generate much less noise and warmth, and wind path could be adjusted in tens to tons of of steps. Additionally, a brushless DC fan has at the least six blades, and the extra blades it has, the softer the wind shall be. That is the alternative of a DC motor, which has fewer blades. Because the higher restrict of working pace will increase, the benefit is that it helps excessive most wind instructions and excessive breezes.
The value vary just lately begins at round 40,000 gained. New merchandise begin at round 70,000 gained, however the costs of merchandise which are just a few years previous have develop into cheaper as they age. As an alternative, many merchandise have plastic entrance grills to give attention to sturdy winds, and the distinction with DC motors is that the wind path vary is slender.
●From 50,000 gained and above, there are numerous merchandise with elevated options relatively than efficiency.
Because the variety of followers utilizing BLDC motors will increase, producers additionally differentiate themselves with options. Nevertheless, it’s essential think twice about whether or not this function is what you want. The extra features there are, the extra complicated and costly the product turns into.
A consultant instance is wind path management. Lately, followers do not simply transfer back and forth. Relying on the setting, you possibly can transfer it up and down and regulate the fan rotation angle to 30 levels, 60 levels, 90 levels, and 180 levels. Within the title of 3D stereoscopic wind path and stereoscopic management, it rotates in a ∞ form, and there may be additionally an auto return that mechanically returns to its unique place when the ability is turned off. The extra features, the upper the value because of the shifting components, so you will need to rigorously take into account the mandatory situations.
One other function that has been within the highlight just lately is the battery. There are merchandise that run on built-in batteries whereas lowering energy consumption by adopting BLDC. It is good for tenting or in blind spots, however the motor is small and the scale is a bit smaller contemplating the low energy. Additionally it is essential to think about that putting in a battery will make it dearer, and the lifespan of the battery shall be shortened in a while.
Web of Issues options are additionally thought-about. The Web of Issues connects to the wi-fi Web in your house and controls merchandise with apps. Additionally, if in case you have a product from the identical model, you possibly can hyperlink it, and you’ll flip the fan on and off wirelessly from wherever so long as you’ve gotten web. The draw back is that it’s dearer and might result in safety issues.
●Excessive-spec fan, air circulator VS high-speed brushless DC
Within the 100,000 gained or greater vary, you possibly can select a product with highly effective efficiency and value. It’s an air circulator. The air circulator is a product optimized for air flow and blowing with sturdy straight wind. When mixed with an air conditioner, it’s appropriate for shortly dispersing chilly air or for air flow functions. As a result of the wind is robust, it may be used as a substitute for an electrical fan, nevertheless it has the disadvantages of not having a timer, controlling the depth is easy, and producing loads of noise or warmth. One other drawback is that the majority merchandise are used on the ground.
So just lately, stand-type air circulators, like followers, have been showing. It’s a sort during which a stand is hooked up to the fan of an air circulator in order that it may be used like a fan. Within the case of those merchandise, the wind path power is diminished in comparison with the ground sort, however timers, power management, and path management are doable. Though it’s not appropriate for sending wind to a number of individuals attributable to its excessive directivity, it’s an choice that makes use of each a fan and a circulator on the identical time.
As well as, amongst BLDC followers, merchandise utilizing high-performance motors have a robust wind path that can be utilized as an alternative to an air circulator, and are geared up with grills which have sturdy straight-line motion accordingly. By way of noise, it’s quieter than a stand-type air circulator with fewer blades, and it’s typically higher to ship wind to a large space. This contains costs starting from 80,000 to 100,000 gained.
●Motor, usability, and performance ought to be thought-about together
With the appearance of BLDC motors, the standards for choosing an electrical fan have modified. If you’re on the lookout for a reasonable product with easy features like earlier than, you possibly can select a product geared up with a DC motor. If you’re on the lookout for a high-performance product with numerous angle changes, excessive wind path, and quiet pace, a BLDC fan is really useful. BLDC is a little more costly, nevertheless it has extra features and is extra usable.
When you want sturdy wind pace, select an air circulator priced round 50,000 to 70,000 gained. Air circulators are noisy and troublesome to manage path, however are far more highly effective than followers by way of blowing and air flow. If you wish to add a fan perform, select a stand-type air circulator priced at 100,000 to 130,000 gained. When you assume that blowing air is adequate even with sturdy winds, select a BLDC fan priced at 80,000 gained or extra.
IT Donga Reporter Nam Si-hyeon [email protected]
2024-06-04 07:53:30