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Video article 7:08
SDGs From Hokkaido Using Scrap Tires as a Resource! Recycling the 100 Million Scrap Tires Generated Annually!
Life & Business- 89 plays
- YouTube
Introducing SDG Initiatives by Companies in Hokkaido via Video This video, titled "Recycling Scrap Tires to Make New Products! From Hokkaido SDGs to the Future|WEEK⑤ Broadcast on December 3, 2021" (廃タイヤをリサイクルで新たなモノへ!SDGs北海道から未来へWEEK⑤ 2021年12月3日放送), was uploaded by "HBC News Hokkaido Broadcasting Co." (HBCニュース 北海道放送). This news program introduces companies in Sapporo, Hokkaido that are working on SDGs, in 7-minute video. This article will explain SDGs and introduce the technology to transform scrap tires into a resource, as seen in the video. Learn about the future SDGs through the efforts of a company that has been developing technology to treat scrap tires as a resource for the past 22 years. What Are SDGs? Photo:SDGs The term SDGs refers to "Sustainable Development Goals." They are international goals that aim for a sustainable and better world by 2030, and there are 17 major goals in total. This time, the video introduces goal number 12, "Responsible Consumption and Production," which aims to "ensure sustainable consumption and production patterns." In other words, it is an initiative to reuse scrap tires, which are disposed of in large quantities, by converting them back into recyclable resources. The Sapporo Based Companies That Have the Technology to Turn Scrap Tires Into a Resource Photo:Scrap tires Introduced at the beginning of the video is the aquarium tank at Sunpiazza Aquarium in Atsubetsu, Sapporo. The aquarium's purification system contains special anti-algae/anti-mold pouches that inhibit the formation of algae and mold, which can be seen at 1:13 in the video. The anti-algae pouches make it easier to keep the aquarium clean and reduces the frequency at which they need to be cleaned. The anti-algae pouches are made of crushed anti-bacterial plated film, and this technology originated from the crushing technology of scrap tires. The company that developed the anti-algae pouches is Kotobuki Sangyo of Sapporo, Japan. Kotobuki Sangyo's core business is the manufacturing of roller guides, which are auxiliary devices used in steel mills to stretch steel heated to over 1000℃. The company's roller guides account for about 80% of the domestic market share, but 22 years ago the company decided that it could no longer rely solely on these roller guides and began exploring new avenues of business. The largest percentage of scrap tires are recycled for thermal use as fuel (65%), while repurposing (reuse of rubber) accounts for only 17%. Kotobuki Sangyo has taken on the challenge of recovering scrap tires and recycling them back into useable materials. The tires contain steel wires and mesh, so it was very difficult to develop a technology to remove these and crush the resilient rubber. Kotobuki Sangyo developed a machine specialized in recycling scrap tires, believing that recycling was absolutely necessary to reduce carbon dioxide emissions. Made With Rubber Chips From Recycled Scrap Tires Source :YouTube screenshot Rubber mats (water-permeable rubber sheets) and rubber boots made with rubber chips made from crushed scrap tires are introduced at 5:40 in the video. The rubber boots are made of ultra-fine 0.06 mm rubber powder by utilizing this crushing technology. This recycled rubber can also be used to make new tires. Some manufacturers have begun selling sandals and bags made from scrap tires, as well as crepia powder (クレピアパウダー), antibacterial insoles for safety shoes, and crepia fiber, which are made from scrap tires. How Scrap Tires are Currently Disposed of in Japan Photo:A car tire Scrap tires are industrial waste and cannot be disposed of like regular trash; they must be picked up by a disposal company. In addition to being collected free of charge by dealers when new tires are purchased and replaced, used tires can also be purchased if they are still usable. In addition to the method introduced here (turning scrap tires into rubber chips for reuse), there are other methods which include turning them into recycled oil, metal, and rubber. In addition, "recycled tires," in which only the grooves of the tire are re-covered, have been attracting attention as a way to reduce the amount of scrap tires themselves. These recycled tires are subject to Japan's Green Purchasing Law. Summary of Japan's Scrap Tire Recycling and SDGs The above video, "Recycling Scrap Tires to Make New Products! From Hokkaido SDGs to the Future|WEEK⑤ Broadcast on December 3, 2021," introduces a company with the technology to recycle scrap tires. Approximately 100 million scrap tires, roughly 1 million tons, are generated every year, and the problems surrounding them are becoming more and more serious. Simply burning and disposing of scrap tires is damaging to the environment and a waste of valuable resources. In order to reduce CO2 emissions, save energy, and conserve resources, it's important to use scrap tires as a resource. If you still haven't yet, be sure to check out the video to learn more about companies and their efforts to turn waste tires into resources. -
Video article 1:31
Shofu Maru – Japan's Wind-Powered Cargo Ship With a Hard Sail
Transportation Travel Life & Business- 41 plays
- YouTube
Shofu Maru, a Cargo Ship Equipped With a Wind Challenger: Video Introduction Source :YouTube screenshot This video, titled "Shofu Maru, the World's First Bulk Carrier Equipped With a Wind Challenger (Rigid-Wing Sail Wind Propulsion System), Is Finally Complete! - MOL Wind Challenger Project" (世界初のウインドチャレンジャー(硬翼帆式風力推進装置)搭載ばら積み船「松風丸(しょうふうまる)」が竣工!―MOL Wind Challenger Project), was uploaded by "Mitsui O.S.K. Lines Official / MOL Channel" (商船三井公式チャンネル / MOL Channel). The Shofu Maru, a ship equipped with a Wind Challenger, which converts wind energy directly into propulsion power to move a ship, has finally been completed. The video shows a Wind Challenger in operation and the construction process of the Shofu Maru. As efforts to address SDGs become increasingly important, the Shofu Maru, a cargo ship powered by the inexhaustible energy of wind, is sure to catch the attention of the public. Check out the video to see the ship using the latest technology known as the "Wind Challenger." What is the Wind Challenger? Source :YouTube screenshot The Wind Challenger (a hard sail wind propulsion system) has been developed mainly by MOL (Mitsui O.S.K. Lines) and Oshima Shipbuilding to reduce greenhouse gas emissions in order to prevent global warming, which is becoming a serious concern in today's world. Conventional ships use fossil fuels for propulsion, which results in significant emissions of carbon dioxide and other greenhouse gases. The concept of the Wind Challenger is that a large vertical sail mounted on a ship rotates in response to the wind. This changes the airflow around the rotating sails and generates a force that propels the ship in the one direction, causing it to move forward. A ship equipped with Wind Challengers are next-generation hard-sail ships and are expected to significantly reduce greenhouse gas emissions. What Is a 'Hard Sail'? Size, Characteristics, Advantages, Etc. Source :YouTube screenshot The huge hard sail mounted on the Shofu Maru look like towers. Hard sails are said to be an evolution of conventional sailboat technology. Made of FRP (Fiber Reinforced Plastic), the sails can be extended and retracted in four levels. They can extend up to 53 meters, and automatic adjustment allows the sails to rotate and expand or contract according to the strength of the wind, capturing the wind and converting it into propulsion. The advantages of hard sails are twofold: 1. The propulsive force of the sails gives the boat speed, allowing it to reach its destination faster 2. The power output of the main engine can be reduced because of the propulsive force of the sails, thus reducing fuel consumption without changing the number of days required to reach the destination. Another feature and advantage of hard sails is that they are environmentally friendly as they utilize natural energy - wind. Utilizing Wind Energy to Reduce Greenhouse Gas Emissions Source :YouTube screenshot Greenhouse gases are gases such as carbon dioxide and methane, and are considered a major contributor of global warming. The Shofu Maru, a coal carrier equipped with a Wind Challenger as a dedicated ship for Tohoku Electric Power Company, is expected to reduce greenhouse gas emissions by 5% on the Japan-Australia route and by 8% on the Japan-North America West Coast route compared to conventional ships of the same type. A second sail is scheduled to be installed on a 50,000-60,000 DWT class ship transporting wood pellets, and future applications to crude oil tankers and LNG (liquefied natural gas) carriers are also being considered. It seems that the era of environmentally friendly hard sail ships is just around the corner. Wind Challengers and SDGs Photo:SDGs We hear a lot about the SDGs these days, but it was only about eight years ago, in September 2015, that they were adopted. The 17 goals were set forth for the 193 countries that are members of the United Nations to achieve over a 15-year period from 2016 to 2030. SDGs, which stands for Sustainable Development Goals, are aimed at eliminating poverty around the world, protecting the planet, and ensuring that peace and prosperity are available to all. The Wind Challenger is contributing to the following 6 of the 17 SDGs: 7. Affordable and clean energy 9. Industry, innovation and infrastructure 12. Responsible consumption and production 13. Climate action 14. Life below water 17. Partnerships for the goals The Wind Challenger is a new technology that will help us to care for the global environment and actively address these SDGs. Summary of the Wind Challenger, a Hard Sail Utilizing Wind Power Source :YouTube screenshot Environmental issues are a problem that must be addressed by countries around the world. In this context, the hard sail project is a plan to contribute to the global environment by focusing on wind, a natural energy source, instead of relying on fossil fuels. As the number of vessels equipped with Wind Challengers increases, it may spread around the world as one of the efforts to protect the environment in the logistics industry. With all of this in mind, it's no stretch to call the Shofu Maru the world's most advanced cargo ship.