As electricity plays an increasingly important role in People’s Daily lives, solar panel systems and various other electrical systems have become part of people’s lives. 因此, more and more people are beginning to study electrical systems so that they can better understand how these systems work and what the units of measurement of various physical quantities mean, as well as the formulas used to convert between different units of measurement.
Kilowatts and watts are common units in the solar world. 在本文中, we will introduce you to two different units of power measurement, kilowatts and watts, as well as learning to convert kilowatt to watt.
目录
什么是千瓦?
Definition and description:
The kilowatt (symbol: 千瓦) is a unit of power in the International System of Units (SI). It is the same as watt and is used to describe the amount of electricity required to operate an electrical system. 千瓦值越大, the more electricity the appliance consumes in the same time, the smaller the kilowatt value, the less electricity the appliance consumes in the same time.
Although watts and kilowatts are also units of power, in the application of solar systems, kilowatts are more commonly used as a unit of power, which includes not only the power level of solar panels, but also the power of various components.
Origin and history:
The watt, as the basic unit of the kilowatt, was named after Scottish inventor James Watt. The concept was first proposed by engineer and entrepreneur Sir Charles William Simon in 1882, who proposed to name the unit of power after the watt. He defined the unit in the system of units used at the time, and his definition was adopted in 1908.
Current Application:
Kilowatts (千瓦) are commonly used worldwide to measure the power output of engines, as well as the power of electric motors, tools, machinery and heating equipment. Household electricity consumption is usually measured in kilowatt-hours or kWh, 这是 1,000 watts of electricity used in an hour. For larger building or industrial uses, megawatts or gigawatt-hours can be used for larger building or industrial applications.
What is a Watt?
Definition and description:
瓦 (symbol: 瓦) is a derivative of SI (International System of Units) 力量. It is defined as 1 joule per second and is used to quantify the energy transfer rate.
It is often used to describe the amount of electricity consumed by an electrical system to complete a job. The larger the watt value, the more electricity the appliance consumes, and the smaller the watt value, the less electricity it consumes.
Origin and History:
Watt is named after Scottish inventor James Watt. 在 1882, William Siemens first proposed the concept of the watt, which he described as “the power transmitted by an electric current through an ampere at a potential difference of volts.” This was the definition used in the existing system of units at the time.
在 1908, the International System of Units officially adopted the Siemens definition as the International Watt.
Current use:
The watt and its derived multiples and fractional units are widely used worldwide, in many fields ranging from radio transmission to the power industry. It is important to distinguish the watt as a unit of power with its corresponding unit of energy, the watt-hour (and its derived multiples and fractional units).
Kilowatt to Watt Conversion Table
| 力量 (kilowatts) | 力量 (瓦特) |
| 0.01 千瓦 | 1 瓦 |
| 0.1 千瓦 | 100 瓦 |
| 1 千瓦 | 1000 瓦 |
| 2 千瓦 | 2000 瓦 |
| 5 千瓦 | 5000 瓦 |
| 10 千瓦 | 10000 瓦 |
| 20 千瓦 | 20000 瓦 |
| 50 千瓦 | 50000 瓦 |
| 100 千瓦 | 100000 瓦 |
| 1000 千瓦 | 1000000 瓦 |
How to convert kilowatt to watt
Now that you know what a kilowatts and a watts are, I’m sure you’re ready to learn more about how to convert between the two. Because kilowatts and watts are essentially units of measurement of power, the conversion between the two does not need to introduce an intermediate physical quantity, but only needs to be converted according to the multiplier relationship in the International System of Units, the specific formula is as follows:
1KW = 1000W
1W = 0.001KW
To explain the two conversions of the above formula: When you need to convert the number of kilowatts to the number of watts, simply multiply the number by 1000. 反过来, if you want to convert watts to kilowatts, you simply divide the number by 1,000.
In order to help you better understand and master the above conversion formula, the following solar energy system as an example for specific calculations. 例如, if the power of all the appliances in your home is 3200W, then the size of the solar panel system you need is 3200W÷1000=3.2KW.
Conversion relationship between energy consumption of solar panels and home appliances
In the configuration of solar panel systems, the conversion of kilowatt to watts plays an important role because it involves matching the size of the system with the total energy consumption of household appliances. For household appliances, most power will be measured in watts, but the solar panel system undertakes the task of powering all appliances, and its output power should be at least equal to the total power of the appliance. 所以, the watt is not an appropriate unit of power for solar panel systems. Kilowatts, as a common unit of solar energy systems on the market, are more suitable for choosing the appropriate system scale according to household electricity demand.
Most solar panel systems are nominal in kilowatts, making it easy for users to choose the right system based on the actual power consumption of the home. 所以, when planning the solar panel system, it is necessary to use a conversion formula to convert the total energy consumption of the home from watts to kilowatts to ensure that the system meets the energy needs of the home.
Solar Watt: The key metric for measuring solar power generation
In solar power generation systems, kilowatts to watts are important units used to measure the output of solar panels. 换句话说, the rate at which the solar system produces the electricity we use in our homes or motorhomes.
例如, if we have a 200 W flexible solar panel for the RV, then “200 瓦” is the amount of electricity generated on a sunny day, but this is ideal, but in practice you don’t always get the best conditions.
The same principle also applies to large solar systems with a power of about 5 kilowatts. Its peak power output is usually around noon.
The same principle also applies to large solar systems with a power of about 5 kilowatts. Its peak power output is usually around noon.
结论
In the solar world, we have to understand how to convert one unit of energy into another. If we use a calculator that requires a specific power unit and know how to get it, we get a more accurate final value.
如果您对太阳能转换的概念仍有疑问, 或需要进一步指导, 请访问 吉克斯太阳能, 我们提供从挑选太阳能电池板到完成安装的任何额外帮助. Hopefully one day you’ll be able to build or buy your own solar power system, and our mission is to make solar energy simple, transparent, and affordable.
经常问的问题
What is the formula for converting kW to w?
The formula for converting kilowatts (千瓦) to watts (瓦) 是: 瓦特 (瓦) = kilowatts (千瓦) X 1000
是 1 watt equal to 1 kilowatt?
不, 1 watt is not equal to 1 kilowatt (1W≠1kW). One kilowatt is equal to 1,000 瓦特.
What is 1 瓦?
1 瓦 (1瓦) is equal to 0.001 kilowatts (0.001千瓦). This means that 1 watt is equal to 0.001 kilowatts.
