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is a Japanese ceramics company. It primarily produces insulators but also produces other products, especially ceramic products. NGK is headquartered in Tokyo (Marunouchi Bldg. 25F, 2-4-1, Marunouchi, Chiyoda-ku, Tokyo 100–6325) and is listed on the
is a Japanese ceramics company. It primarily produces insulators but also produces other products, especially ceramic products. NGK is headquartered in Tokyo (Marunouchi Bldg. 25F, 2-4-1, Marunouchi, Chiyoda-ku, Tokyo 100–6325) and is listed on the Nikkei 225
The Nikkei 225, or , more commonly called the ''Nikkei'' or the ''Nikkei index'' (), is a stock market index for the Tokyo Stock Exchange (TSE). It has been calculated daily by the '' Nihon Keizai Shimbun'' (''The Nikkei'') newspaper since 1950 ...
, which is an index of the Tokyo Stock Exchange
The , abbreviated as Tosho () or TSE/TYO, is a stock exchange located in Tokyo, Japan. It is the third largest stock exchange in the world by aggregate market capitalization of its listed companies, and the largest in Asia. It had 2,292 listed co ...
. It is also listed in the Osaka Securities Exchange
, renamed from , is the largest derivatives exchange in Japan, in terms of amount of business handled.
, the Osaka Securities Exchange had 477 listed companies with a combined market capitalization of $212 billion. The Nikkei 225 Futures, intro ...
, the Nagoya Stock Exchange
Nagoya Stock Exchange (名古屋証券取引所 ''Nagoya Shōken Torihikijo'', NSE) is a stock trading market in Nagoya, Japan. It is Japan's second largest exchange, behind the Tokyo Stock Exchange.
History
The Nagoya Stock Exchange (NSE) is t ...
, and the Sapporo Securities Exchange all under listing code 5333. NGK stands for Nippon (Japan) Gaishi (insulator) Kaisha (company).
Sodium-sulfur batteries
NGK Insulators is known-worldwide for the development of sodium-sulfur batteries in cooperation withTEPCO
, also known as or TEPCO, is a Japanese electric utility holding company servicing Japan's Kantō region, Yamanashi Prefecture, and the eastern portion of Shizuoka Prefecture. This area includes Tokyo. Its headquarters are located in Uchisaiw ...
. NGK's NaS battery systems are being used worldwide, primarily in Japan and the United States.
NGK Insulators markets its NaS batteries for use as grid storage (especially for use in conjunction with renewable energy sources such as wind and solar). The battery systems can be used for both peak shaving, load leveling, emissions reductions, and as emergency power supplies. The "typical system" (as defined by NGK) is composed of 40 50-kW units for a total system capacity of 12,000 kWh.
NGK's systems are currently used worldwide, both as grid storage and as a supplement to wind and solar installations. System capacities range from 1.5 to 34 MW.
See also
*NGK
is a public company established in 1936 and based in Nagoya, Japan. NGK SPARK PLUG manufactures and sells spark plugs and related products for internal combustion engines, as well as sensors and ceramics for a wide range of applications.
NGK stan ...
* Tokyo Electric Power Company
, also known as or TEPCO, is a Japanese electric utility holding company servicing Japan's Kantō region, Yamanashi Prefecture, and the eastern portion of Shizuoka Prefecture. This area includes Tokyo. Its headquarters are located in Uchisaiw ...
References
External links
Ceramics manufacturers of Japan Companies listed on the Tokyo Stock Exchange Manufacturing companies based in Nagoya {{Japan-company-stub