Patents by Inventor Chihiro Fukui
Chihiro Fukui has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 8880234Abstract: Supervisory control equipment for smart grids provided with a plurality of generators and loads and operated in interconnection with a commercial power system through an interconnected circuit breaker, comprising a frequency control ability calculation part for calculating the frequency control ability of the interconnected system by using a total power demand and a bus bar frequency; and an islanding and interconnection detection part for calculating frequency control ability of the commercial power system according to the frequency control ability of the system of the frequency control ability calculation part to discriminate between the interconnected and islanding operations according to the magnitude of the frequency control ability.Type: GrantFiled: July 26, 2011Date of Patent: November 4, 2014Assignee: Hitachi, Ltd.Inventors: Masahiro Sekoguchi, Chihiro Fukui, Tetsuo Yamada
-
Publication number: 20120029716Abstract: Supervisory control equipment for smart grids provided with a plurality of generators and loads and operated in interconnection with a commercial power system through an interconnected circuit breaker, comprising a frequency control ability calculation part for calculating the frequency control ability of the interconnected system by using a total power demand and a bus bar frequency; and an islanding and interconnection detection part for calculating frequency control ability of the commercial power system according to the frequency control ability of the system of the frequency control ability calculation part to discriminate between the interconnected and islanding operations according to the magnitude of the frequency control ability.Type: ApplicationFiled: July 26, 2011Publication date: February 2, 2012Inventors: Masahiro SEKOGUCHI, Chihiro Fukui, Tetsuo Yamada
-
Patent number: 7478070Abstract: With regard to electric-power-supply control, there is provided an electric power supply control system for implementing load control used to be executed for each individual customer consuming electric power as coordinated control for all customers and for selecting an optimum electric-power supplier in case there are a plurality of electric-power suppliers supplying electric power to the customers.Type: GrantFiled: February 27, 2001Date of Patent: January 13, 2009Assignee: Hitachi, Ltd.Inventors: Chihiro Fukui, Takaharu Ishida
-
Publication number: 20070168492Abstract: The system includes: an equipment data recording block 313 for recording one or more than one equipment information; a profile recording block 312 for storing a customer profile describing a customer request; an analysis block 311 for analyzing the equipment data recorded in the equipment data recording block 313, according to the customer profile, and creating a maintenance service assisting program and a maintenance enterprise assisting program; and a communication block 314 for transmitting the maintenance service assisting program to the customer, and the maintenance enterprise assisting program to the maintenance enterprise.Type: ApplicationFiled: March 12, 2007Publication date: July 19, 2007Applicant: HITACHI, LTD.Inventors: Koichiro TANIKOSHI, Yasuo SATO, Hideaki SUZUKI, Chihiro FUKUI
-
Patent number: 7222102Abstract: A portal site for serving data monitored and observed, which can not only act for monitoring and observing services, instead of a facility owner, but also process the data into economically valuable data with the use of the result of monitoring and observation, is connected to a computer network so as to gather sequential data which is observed in time series by a not less than one sensor as to an operation running condition of a facility belonging the facility owner, and event data monitored invariantly, and incorporates a function of obtaining a data disclosure profile for designating a degree of disclosure of the data, from the facility owner, and a function of onerously serving an item of secondary data obtained by processing the data in a range satisfying the data disclosure profile, to a data user different from the facility owner.Type: GrantFiled: March 20, 2002Date of Patent: May 22, 2007Assignee: Hitachi, Ltd.Inventors: Yasuo Sato, Chihiro Fukui, Hideaki Suzuki
-
Patent number: 7222103Abstract: A portal site for serving data monitored and observed, which can not only act for monitoring and observing services, instead of a facility owner, but also process the data into economically valuable data with the use of the result of monitoring and observation, is connected to a computer network so as to gather sequential data which is observed in time series by a not less than one sensor as to an operation running condition of a facility belonging the facility owner, and event data monitored invariantly, and incorporates a function of obtaining a data disclosure profile for designating a degree of disclosure of the data, from the facility owner, and a function of onerously serving an item of secondary data obtained by processing the data in a range satisfying the data disclosure profile, to a data user different from the facility owner.Type: GrantFiled: February 20, 2003Date of Patent: May 22, 2007Assignee: Hitachi, Ltd.Inventors: Yasuo Sato, Chihiro Fukui, Hideaki Suzuki
-
Publication number: 20070005479Abstract: This enterprise portfolio simulation system includes the mechanisms of selecting companies having a large mutual influence from a company's own project portfolio, a business partner company, other competing companies, and still other companies giving an influence on the company's own project portfolio, the business partner company, and the other competing companies; configuring a company network with the own company, the business partner company, and the other competing companies; making each of the own company, the business partner company, and the other competing companies perform a reasonable intention decision while mutually giving an influence; and performing a numerical experiment of an economic activity.Type: ApplicationFiled: June 30, 2006Publication date: January 4, 2007Applicant: Hitachi, Ltd.Inventors: Yuichi Ikeda, Shigeru Kawamoto, Osamu Kubo, Chihiro Fukui
-
Patent number: 6885914Abstract: To permit a customer to reduce environmental load without reducing their electric power, a green power supply system is provided which includes a power supply request acceptance part which accepts from a customer a request to supply power having small environmental loads to the customer, a storage-of-power-supply-content requesting part which stores the state of power supply from each power generation facility, a green degree calculating part which determines the proportion of power which is supplied from the power generation facility having the small environmental loads, in power supplied to the customer, and a customer-directed green-degree notification part which notifies the customer of the degree of environmental load.Type: GrantFiled: February 11, 2003Date of Patent: April 26, 2005Assignee: Hitachi, Ltd.Inventors: Shinichi Shimode, Chihiro Fukui
-
Patent number: 6870480Abstract: A maintenance service system for home electric appliances is disclosed which comprises a home electric appliance, a portable terminal which can communicate with the home electric appliance and an information providing server which can communicate with the portable terminal.Type: GrantFiled: February 22, 2002Date of Patent: March 22, 2005Assignee: Hitachi, Ltd.Inventors: Hideaki Suzuki, Chihiro Fukui, Masayuki Tani
-
Publication number: 20040214566Abstract: A maintenance service system for home electric appliances is disclosed which comprises a home electric appliance, a portable terminal which can communicate with said home electric appliance and an information providing server which can communicate with said portable terminal.Type: ApplicationFiled: May 26, 2004Publication date: October 28, 2004Inventors: Hideaki Suzuki, Chihiro Fukui, Masayuki Tani
-
Publication number: 20040199478Abstract: To realize the multinational energy and power interchange, understanding the characteristics and differences of energy and power system of respective countries, electric power facilities of respective countries must be totally operated thus providing economic effects such as lowering of energy charge and the stable power supply. To this end, the respective power systems of many countries and regions such as North America, Russia, China, South East Asia, Australia, South America and the like belonging to the Asian-Pacific rim which have characteristics and difference are connected by direct current interconnecting facilities or alternating power transmission facilities thus ensuring the balance of power supply and enabling the total or partial operation of the entire system.Type: ApplicationFiled: April 26, 2004Publication date: October 7, 2004Applicant: Hitachi, Ltd.Inventors: Hiroshi Arita, Masahiro Watanabe, Junichi Makino, Tadashi Senda, Youichi Ohshita, Genichiro Ichihari, Naoyuki Yamada, Tetsuo Horiuchi, Chihiro Fukui, Hiroyuki Kudo
-
Publication number: 20030220720Abstract: To permit a customer to reduce environmental load without reducing their electric power, a green power supply system is provided which includes a power supply request acceptance part which accepts from a customer a request to supply power having small environmental loads to the customer, a storage-of-power-supply-content requesting part which stores the state of power supply from each power generation facility, a green degree calculating part which determines the proportion of power which is supplied from the power generation facility having the small environmental loads, in power supplied to the customer, and a customer-directed green-degree notification part which notifies the customer of the degree of environmental load.Type: ApplicationFiled: February 11, 2003Publication date: November 27, 2003Inventors: Shinichi Shimode, Chihiro Fukui
-
Publication number: 20030154100Abstract: A portal site for serving data monitored and observed, which can not only act for monitoring and observing services, instead of a facility owner, but also process the data into economically valuable data with the use of the result of monitoring and observation, is connected to a computer network so as to gather sequential data which is observed in time series by a not less than one sensor as to an operation running condition of a facility belonging the facility owner, and event data monitored invariantly, and incorporates a function of obtaining a data disclosure profile for designating a degree of disclosure of the data, from the facility owner, and a function of onerously serving an item of secondary data obtained by processing the data in a range satisfying the data disclosure profile, to a data user different from the facility owner.Type: ApplicationFiled: February 20, 2003Publication date: August 14, 2003Applicant: HITACHI, LTD.Inventors: Yasuo Sato, Chihiro Fukui, Hideaki Suzuki
-
Publication number: 20030093309Abstract: The system includes: an equipment data recording block 313 for recording one or more than one equipment information; a profile recording block 312 for storing a customer profile describing a customer request; an analysis block 311 for analyzing the equipment data recorded in the equipment data recording block 313, according to the customer profile, and creating a maintenance service assisting program and a maintenance enterprise assisting program; and a communication block 314 for transmitting the maintenance service assisting program to the customer, and the maintenance enterprise assisting program to the maintenance enterprise.Type: ApplicationFiled: February 26, 2002Publication date: May 15, 2003Inventors: Koichiro Tanikoshi, Yasuo Sato, Hideaki Suzuki, Chihiro Fukui
-
Publication number: 20030018749Abstract: A portal site for serving data monitored and observed, which can not only act for monitoring and observing services, instead of a facility owner, but also process the data into economically valuable data with the use of the result of monitoring and observation, is connected to a computer network so as to gather sequential data which is observed in time series by a not less than one sensor as to an operation running condition of a facility belonging the facility owner, and event data monitored invariantly, and incorporates a function of obtaining a data disclosure profile for designating a degree of disclosure of the data, from the facility owner, and a function of onerously serving an item of secondary data obtained by processing the data in a range satisfying the data disclosure profile, to a data user different from the facility owner.Type: ApplicationFiled: March 20, 2002Publication date: January 23, 2003Inventors: Yasuo Sato, Chihiro Fukui, Hideaki Suzuki
-
Publication number: 20020130784Abstract: A maintenance service system for home electric appliances is disclosed which comprises a home electric appliance, a portable terminal which can communicate with said home electric appliance and an information providing server which can communicate with said portable terminal.Type: ApplicationFiled: February 22, 2002Publication date: September 19, 2002Inventors: Hideaki Suzuki, Chihiro Fukui, Masayuki Tani
-
Publication number: 20020128853Abstract: In an electric appliance renting system, a use contractor leases an e-information terminal together with an e-air conditioner, an e-refrigerator and an e-television from a service providing company. The work information of these electric appliances is sent from the e-information terminal to a rent managing server, which the service providing company possesses, through the Internet. The rent managing server sends the data relating to the rent inclusive of the electric power rate of the rented electric appliances to the e-information terminal.Type: ApplicationFiled: August 3, 2001Publication date: September 12, 2002Inventors: Hiroshige Kikuchi, Tadakatsu Nakajima, Keiji Sasao, Chihiro Fukui
-
Publication number: 20020128749Abstract: To realize the multinational energy and power interchange, understanding the characteristics and differences of energy and power system of respective countries, electric power facilities of respective countries must be totally operated thus providing economic effects such as lowering of energy charge and the stable power supply. To this end, the respective power systems of many countries and regions such as North America, Russia, China, South East Asia, Australia, South America and the like belonging to the Asian-Pacific rim which have characteristics and difference are connected by direct current interconnecting facilities or alternating power transmission facilities thus ensuring the balance of power supply and enabling the total or partial operation of the entire system.Type: ApplicationFiled: April 24, 2001Publication date: September 12, 2002Applicant: Hitachi, Ltd.Inventors: Hiroshi Arita, Masahiro Watanabe, Junichi Makino, Tadashi Senda, Youichi Ohshita, Genichiro Ichihari, Naoyuki Yamada, Tetsuo Horiuchi, Chihiro Fukui, Hiroyuki Kudo
-
Publication number: 20020060497Abstract: To realize the multinational energy and power interchange, understanding the characteristics and differences of energy and power system of respective countries, electric power facilities of respective countries must be totally operated thus providing economic effects such as lowering of energy charge and the stable power supply. To this end, the respective power systems of many countries and regions such as North America, Russia, China, South East Asia, Australia, South America and the like belonging to the Asian-Pacific rim which have characteristics and difference are connected by direct current interconnecting facilities or alternating power transmission facilities thus ensuring the balance of power supply and enabling the total or partial operation of the entire system.Type: ApplicationFiled: April 13, 1999Publication date: May 23, 2002Inventors: HIROSHI ARITA, MASAHIRO WATANABE, JUNICHI MAKINO, TADASHI SENDA, YOUICHI OHSHITA, GENICHIRO ICHIHARI, NAOYUKI YAMADA, TETSUO HORIUCHI, CHIHIRO FUKUI, HIROYUKI KUDO
-
Publication number: 20020019762Abstract: An electric power demand prediction service method and a system therefor may derive an estimated value and/or predicted value of electric power demand of an arbitrary customer group and provide the derived information to electric power suppliers.Type: ApplicationFiled: March 19, 2001Publication date: February 14, 2002Inventors: Yasushi Tomita, Yasushi Harada, Harumi Uchigasaki, Chihiro Fukui, Yutaka Kokai, Hiroshi Inoue, Nobuhisa Kobayashi