Portable generators are becoming popular among Canadians going out for camping adventures. They provide the necessary power supply in a compact size, making them easy to carry. However, when campers purchase a portable generator, their common considerations are its efficiency, output power, number of output ports, and others. They ignore one crucial element, i.e., noise.
Although a portable generator generates significantly less noise than a gas generator, campers still need to consider its noise level. Because some portable generators might be noisier than others, knowing their noise levels can help campers purchase the best choice in the market. Therefore, this article explores in detail the noise aspect of portable generators, covering the factors that can influence their noise and how to reduce their noise levels.
Working Principle of a Portable Generator
To understand how much noise a portable power station can generate, it is important to have clear concepts about its working principle.
A portable generator is a compact power station equipped with a battery, inverter, multiple charging ports, multiple output ports, and safety chips/sensors. Its battery can be charged using any supported charging method, such as AC wall charging, solar panels, or car DC charging.
Once the portable generator is charged, it can provide different outputs through its multiple output ports, such as AC through the inverter and DC/USB-A/USB-C directly through the battery. Users can use the relevant cables to plug the appliances into the output ports of the generator.
Unlike gas generators, a portable generator has no major moving parts, such as a combustion engine. Instead of fuel combustion, the portable power station utilizes battery energy to power appliances. This makes its operations more eco-friendly and less noisy.
The Noise Level of Common Portable Generators
The absence of a combustion engine dramatically reduces the noise level of portable generators. However, portable power generators do generate some noise. In fact, there are two types of noises generated by portable generators, i.e., mechanical and electrical noise.
Mechanical noise is the noise generated from the movement of the cooling fan. In contrast, electrical noise is caused by electrical components, such as a slight hum of the inverter.
The noise level of portable generators varies from manufacturer to manufacturer, as the built quality plays a significant role in the overall noise generated. Manufacturers mostly indicate the noise level rating of their generators in decibel (dB) scale. A lower dB rating implies that the portable station generates less noise and ensures quieter operation.
Generally, the common portable generators available in the market generate noise levels between 40-70 dB. To understand this, our normal conversation is around 60 dB, while a typical vacuum cleaner produces around 70 dB. Therefore, the 40-70 dB noise levels mean that portable generators are considerably quieter than most commonly used household appliances.
Factors that Affect the Noise Level of Portable Generators
Many factors can affect the noise level of portable generators. Some of the main factors are as follows:
1. Battery Type
The type and quality of the battery can significantly influence the overall noise level of the portable generator, as the efficiency of the cooling system and inverter relies on the battery type.
Most portable power stations are equipped with lithium-ion batteries, known for their low weight, high-energy density, and low self-discharge rate. In contrast, lead-acid batteries are heavier and bulkier but offer longer runtime, making them noisier than lithium-ion batteries. Therefore, the battery type is directly linked to the noise level.
2. Inverter Type
Since the inverter contributes to electrical noise in portable generators, its type and quality matter greatly for noise level. For instance, a high-quality inverter that outputs a pure sine wave can generate significantly less noise than the inverter with a modified sine wave output. Moreover, advanced inverters ensure stable outputs with less electrical interference, reducing overall noise.
3. Cooling System
Another major contributor to the noise of portable generators is their cooling system. Cooling fans reduce the temperature of the battery or inverter when in use. These fans are the major source of noise in portable generators. However, the noise level will be significantly lower if the portable station includes a well-designed airflow system with a high-quality fan.
4. Built Quality
The built quality of the portable generator also casts an impact on the noise level. The design and construction of the generator, including the airflow system and the mater
ial choice, can directly impact the amount of noise generated during operations.
The super-quiet portable generators deploy many noise-resistive features, such as optimised airflow systems, sound-dampening materials, noise-insulated physical structure, and more. This helps to resist the mechanical and electrical noise of the generator, resulting in a lower overall noise level.
5. Operating Conditions
Operating conditions can also influence the noise level of the portable generator. For instance, when the generator operates at full capacity, it can produce more noise. Similarly, placing the power station on a hard surface can increase the noise through the vibration effect.
In short, the noise level of portable generators is linked to many factors. However, one of the key determinants is the manufacturer. Manufacturers can play a crucial role in engineering and designing portable generators, emphasising reducing the noise level.
2 Best Quietest Portable Generators for Camping
Despite generating significantly less and bearable noise, the noise from portable generators might disturb the peaceful camping experience campers might want to have. Therefore, purchasing portable generators that offer the quietest operation is important.
To help ease this hassle, below are the two best quietest portable generators from Jackery that produce noise as quiet as what is generated from a fridge.
1. Jackery Explorer 500 Portable Power Station
With a noise level of just 37.9 dB, Jackery Explorer 500 Portable Power Station is a super-quiet, lightweight, and portable generator that can efficiently fulfill basic camping power needs. Its lightweight design incorporates a 518Wh capacity battery and 500W (1000W surge) output power to power low- and high-power outdoor appliances for long hours.
The key features of the Jackery Explorer 500 Portable Power Station include:
- 13.31 lbs lightweight
- 3 recharging methods, AC, solar, and car DC
- Multiple output ports, i.e., 1x AC port, 2x DC ports, 3x USB-A ports, and 1x carport
- Intelligent Battery Management System (BMS) and temperature sensors
- 14-104°F (-10 to 40°C) working temperature
- 3 years warranty
Overall, the compact design and powerful functionalities of Jackery Explorer 500 Portable Power Station, under 37.9 dB noise level, make it one of the best and quietest portable generators for camping.
2. Jackery Solar Generator 1000 Pro
When there is a plan for a longer camping trip or when campers want to power more electrical appliances and still want to maintain quiet, peaceful surroundings, then Jackery Solar Generator 1000 Pro is their ideal solution. In just 46 dB noise level, Jackery Solar Generator 1000 Pro is capable of powering 93% of camping appliances, like a laptop, speakers, mini-fridge, toasters, coffee makers, kettles, and more.
Jackery Solar Generator 1000 Pro has a 1002Wh capacity battery, and 1000W (2000W surge) power output portable station, and two SolarSaga 80W solar panels. This super-quiet solar generator can be fully charged in just 1.8 hours and provide reliable power for extended periods during camping trips.
The key features of the Jackery Solar Generator 1000 Pro include the following:
- Weight 25.4 lbs
- 46 dB quiet noise level
- 3 recharging methods, AC, solar, and car DC
- Multiple output ports, i.e., 3 x AC Output, 2 x USB-A Output, 2 x USB- Output, 1 x AC Input, and 1 x DC Input
- Intelligent Battery Management System (BMS) and temperature sensors
- -10 to 40°C working temperature
- 10 years battery life
- Ultra-long battery standby for over 365 days when at 80% capacity
- Foldable and waterproof solar panels
- 5 years warranty
The higher power rating, noise-less operations, and fast charging make Jackery Solar Generator 1000 Pro a reliable portable generator in Canada for almost any camping needs.
6 Techniques to Reduce the Noise of a Portable Generator
Campers concerned with the noise level of portable generators should ensure that they purchase the quietest products from the market. However, they can still do it through different techniques if they have already purchased one and want to reduce the noise.
Below are some effective techniques that can help reduce the noise of portable generators:
1. Distance from the Camping Area
The first and instant way to reduce the noise of the portable generator while camping is to place it at the right distance. Place the portable generator at some distance from the camping area to reduce its direct noise impact. Besides that, placing the generator behind a tree, rock, or natural barrier can further reduce the noise level. However, extended cables are required to connect appliances with the portable generator when it is located at some distance.
2. Surface Choice
Just like distancing the portable generator from the camping area, placing it on the right surface is another way to reduce noise. For instance, placing the portable station on the grass can transfer the vibration and noise to the ground. Besides that, placing it in a place shielded from wind can also decrease noise levels.
3. Vibration Dampening Materials
Special vibration-dampening materials can absorb and decrease the vibrations produced by the power generator. For instance, mats or rubber pads are excellent vibration-dampening materials to choose from. Placing the portable station under such materials can absorb the noise it generates.
4. Load Management
Another effective technique to reduce the noise impact is properly managing the load. When a power generator is overloaded, it can increase the noise and reduce performance efficiency. Load management involves simultaneously reducing the number of devices connected to the portable station. The load should be distributed evenly to avoid excessive power demand, leading to less strain on the generator and efficient and quieter operations.
This also implies prioritising essential appliances and using more energy-efficient devices. Besides that, it is recommended to choose a portable generator with a higher power output than required, as it can reduce the load on the generator and keep noise levels lower during operation.
5. Regular Maintenance
Sometimes a portable power station might be less noisy at the start and then begins to generate noise after a few weeks of usage. Various factors can increase the noise levels, such as loose components, dust accumulation, etc.
Regular maintenance increases the life of the portable station and ensures its quiet operations. Therefore, regular cleaning, battery maintenance, tightening connections, and other measures should be practised regularly.
6. Soundproof Enclosure
Soundproof enclosure usually consists of thick walls of sound-absorbing materials, such as mass-loaded vinyl or acoustic foam. When a portable generator is enclosed in a soundproof enclosure, it can absorb almost all the sound it generates. Such enclosures also come with ventilation holes to maintain the airflow.
Conclusion
When camping is about getting out of urban hassle and relaxing in the lap of nature, a noisy portable generator can damper the whole experience. Therefore, it is important for campers to consider the noise level of portable power stations and purchase top-notch, quietest generators and portable solutions from reputed manufacturers.
Jackery Explorer 500 Portable Power Station and Jackery Solar Generator 1000 Pro are ideal choices for campers looking for super-quiet and feature-rich portable generators in Canada. Being a global top-selling portable power station brand, Jackery offers best-in-class and powerful portable solar generators for camping adventures. Not just its portable stations ensure noiseless operations but their powerful features, from the high-capacity battery and multiple input/output ports to built-in safety systems and compact design, make them a perfect companion for campers.