The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 29, 2007
Filed:
May. 27, 2003
Hiroshige Kikuchi, Chiyoda, JP;
Tadakatsu Nakajima, Chiyoda, JP;
Keiji Sasao, Tsuchiura, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A control server includes a device information database storing device characteristic data constituting the air conditioning equipment, a fuel/power rate database storing price and rate data regarding gas, oil, power and the like, a device characteristic and price database, an air conditioning equipment simulator for calculating running costs by using the data stored in the fuel/power rate database, and communication portion for performing communications through a network. The control server, and an air conditioning management controller for managing and controlling the air conditioning equipment provided with the communication portion for performing communications through the network, are connected to the network. An operation plan is made by the control server, the operation plan is transmitted to the air conditioning equipment management controller for controlling the air conditioning equipment through the network, and the air conditioning equipment is controlled and operated according to the operation plan.