冰箱的起源英文介绍(精彩3篇)
The Origin of Refrigerator
Article One
Refrigeration has become an integral part of our daily lives, allowing us to store and preserve food for longer periods. However, have you ever wondered about the origin of the refrigerator? In this article, we will explore the fascinating history of the refrigerator and how it has evolved over time.
The concept of refrigeration dates back to ancient times when people used ice and snow to preserve food. In ancient Egypt, for example, ice was collected from the Nile River during winter and stored in underground chambers known as ice houses. These ice houses were built with thick walls and insulation to prevent the ice from melting too quickly.
Fast forward to the 18th century when the first mechanical refrigeration systems were invented. One of the pioneers in this field was William Cullen, a Scottish physician and chemist, who demonstrated the concept of artificial refrigeration in 1748. He used a pump to create a partial vacuum, causing the temperature of a container of diethyl ether to drop, resulting in the formation of ice.
However, it was not until the 19th century that practical refrigeration systems were developed. In 1805, an American inventor named Oliver Evans designed the first refrigeration machine that used vapor instead of liquids. This marked a significant breakthrough in the field of refrigeration technology.
The real revolution in refrigeration came with the invention of the electric refrigerator. In 1876, a German engineer named Carl von Linde developed the first practical and commercially viable electric refrigerator. Linde's refrigerator used a compressor to circulate a refrigerant, which absorbed heat from the food and expelled it outside the refrigerator.
Over the years, refrigerators have continued to evolve and improve. In the early 20th century, mechanical refrigerators became more affordable and accessible to the general public. The introduction of Freon, a non-toxic and non-flammable refrigerant, in the 1930s further enhanced the safety and efficiency of refrigeration systems.
In recent decades, refrigerators have become increasingly energy-efficient and environmentally friendly. Advanced technologies such as frost-free systems, adjustable temperature controls, and smart sensors have made refrigerators more convenient and user-friendly.
In conclusion, the refrigerator has come a long way since its humble beginnings. From ancient ice houses to modern electric refrigerators, the concept of refrigeration has undergone numerous advancements and improvements. Today, the refrigerator is an essential appliance in every household, enabling us to keep our food fresh and safe for consumption.
冰箱的起源英文介绍 篇三
冰箱的起源英文介绍
By the mid-nineteenth century, the term "icebox" had entered the American language, but ice was still only beginning to affect the diet of ordinary citizens in the United States. The ice trade grew with the growth of cities. Ice was used in hotels, taverns, and hospitals, and by some forward-looking city dealers in fresh meat, fresh fish, and butter. After the Civil War( 1861-1865),as ice was used to refrigerate freight cars, it also came into household use. Even before 1880,half of the ice sold in New York, Philadelphia, and Baltimore, and one-third of that sold in Boston and Chicago, went to families for their own use. This had become possible because a new household convenience, the icebox, a precursor of the modern refrigerator, had been invented.
Making an efficient icebox was not as easy as we might now suppose. In the early nineteenth century, the knowledge of the physics of heat, which was essential to a science of refrigeration, was rudimentary. The commonsense notion that the best icebox was one that prevented the ice from melting was of course mistaken, for it was the melting of the ice that performed the cooling. Nevertheless, early efforts to economize ice included wrapping up the ice in blankets, which kept the ice from doing its job. Not until near the end of the nineteenth century did inventors achieve the delicate balance of insulation and circulation needed for an efficient icebox.
But as early as 1803, and ingenious Maryland farmer, Thomas Moore, had been on the right track. He owned a farm about twenty miles outside the city of Washington, for which the village of Georgetown was the market center. When he used an icebox of his own design to transport his butter to m
