Karmasara

 A unicorn company is a startup company valued at over $1 billion. The term was first popularized in 2013 by venture capitalist Aileen Lee, choosing the mythical animal to represent the statistical rarity of such successful ventures. A privately held startup company valued at over US$1 billion; a unicorn is a rare, mythical creature with one long horn growing out of its forehead. Although the term was first popularized in 2013 by venture capitalist Aileen Lee, it has been used to describe start-up ventures since as early as 2005. Why was she drawn to this metaphor? In her own words: "There are very few things that give me that tingly feeling you sometimes get from seeing something so powerful and majestic." Unicorn companies are privately held, venture-backed startups that have achieved valuations of at least $1 billion. The name is derived from the mythical animal, which has long been a metaphor for extraordinary businesses. Venture capitalists use many metrics to evaluate s

 Social media is an internet-based form of communication, which allows users to have conversations, share information and create web content. Social media is defined as digital tools for sharing and discussion by a community. Social media platforms allow users to have conversations, share information and create web content. Social media is a communications platform that is available for use by the public. Social media can be defined as computer-mediated technologies that enable people to connect, discuss and create content online. The term "social media" itself has been defined in more than one way, such as communication channels for the purposes of information sharing and collaboration on online activities. Social media is the term used to describe internet-based communications and interactions, such as content sharing, message exchanges, and interactive forums. Social media is helping millions of people talk with their friends and family in completely new ways. Social media

  هزینه انرژی در هر تجهیزات برقی مورد توجه قرار می‌گیرد. اقدامات صرفه جویی در مصرف انرژی در همه جا اجرا می‌شود. در حالی که چیلر تأثیر مستقیمی بر مصرف انرژی دارد، عوامل دیگری نیز وجود دارد که باید در نظر گرفته شوند. در حالی که چیلر آب خنک ممکن است از نظر انرژی کارآمدتر باشد، اما از نظر هزینه نصب، هزینه تعمیر و نگهداری، تعداد تجهیزات و چندین جنبه دیگر رقابت سختی را از چیلر خنک‌کننده هوا دریافت می‌کند. مهمتر از همه، چیلرهای هوا خنک میدیا از مصرف آب اجتناب می‌کنند، بنابراین در مناطقی با کمبود آب یا مناطقی با انرژی ارزان اما هزینه آب پرهزینه، جایگزین ایده آلی هستند. چیلر اسکرو و اسکرال دو نوع چیلر هوا خنک، چیلرهای هوا خنک کمپرسور اسکرال و چیلرهای هوا خنک کمپرسور اسکرو هستند. کمپرسورهای اسکرال برای چیلرهای کوچکتر با هوا خنک و کمپرسورهای اسکرو برای چیلرهای بزرگتر با هوا خنک استفاده می شوند و دارای گزینه درایو با سرعت متغیر برای افزایش راندمان هستند.