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公开(公告)号:US10210155B2
公开(公告)日:2019-02-19
申请号:US15412227
申请日:2017-01-23
Inventor: Yosuke Tajika , Atsushi Yoshida , Wei Zhang
Abstract: An apparatus state estimation method includes: storing first apparatus data that indicates a state of an apparatus; storing a work record, the work record being a record indicating a work that has been carried out for maintenance of the apparatus; estimating a category that is a malfunction of the apparatus or a content of a measure by using the work record; and learning a relationship between the estimated category and the first apparatus data.
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公开(公告)号:US09685788B2
公开(公告)日:2017-06-20
申请号:US14711775
申请日:2015-05-14
Inventor: Takahiro Sugimoto , Masami Funakura , Wei Zhang
CPC classification number: H02J3/32 , H02J3/14 , H02J2003/146 , Y02B70/3225 , Y04S20/222 , Y04S20/224
Abstract: An electric power control method for an electric power load and an electric power storage device including assigning one of a peak shaving control or other services to at least one of time slots that are divided by a specific time unit, obtaining a consumption power of the electric power load of each of the time slots, determining power-purchase electric power according to the consumption power of each of the time slots, restricting a consumption power of the electric power load at one or more peak slots where the consumption power of the electric power load is more than or equal to a target power-purchase electric power upper limit, restricting the restricted consumption power of the electric power load and discharging the electric power storage device at one or more peak slots if the restricted consumption power of the electric power load is more than or equal to a target power-purchase electric power upper limit and the peak shaving is assigned.
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公开(公告)号:US10564832B2
公开(公告)日:2020-02-18
申请号:US15262759
申请日:2016-09-12
Inventor: Minoru Takazawa , Akio Nakano , Takao Yamaguchi , Seiya Miyazaki , Wei Zhang , Yuuko Ootsu
IPC: G06F3/0484 , G06F3/14 , G06F3/0482 , F25D29/00
Abstract: A method for controlling an information terminal, including: (a) causing a display of the information terminal to display a first screen that includes a message recommending an action that leads to a reduction in a power consumption amount of a facility; and (b) causing the display to display a second screen that prompts an operator to execute an input operation for adjusting the frequency at which (a) is executed, in which, when the input operation is executed, (a) is executed at the frequency adjusted according to the input operation.
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公开(公告)号:US10319052B2
公开(公告)日:2019-06-11
申请号:US15199999
申请日:2016-07-01
Inventor: Seiya Miyazaki , Minoru Takazawa , Wei Zhang , Takao Yamaguchi , Akio Nakano
IPC: G06Q50/06
Abstract: An information terminal control method includes: (a) predicting whether an amount of power consumption in a shop exceeds a target value; (b) when the amount of power consumption in the shop is predicted to exceed the target value, causing a display of an information terminal to display a screen displaying a time period during which the amount of power consumption in the shop is predicted to exceed the target value; and (c) causing the display to display a screen displaying a message that presents an action to reduce the amount of power consumption in the time period.
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公开(公告)号:US09972036B2
公开(公告)日:2018-05-15
申请号:US14637421
申请日:2015-03-04
Inventor: Wei Zhang , Satoshi Tsujimura , Takahiro Sugimoto , Masami Funakura , Tatsuya Mizobata
CPC classification number: G06Q30/0284 , G06Q30/08 , G06Q50/06
Abstract: A power supply and demand control method for a power storage system includes predicting a consumption power of a customer for each of time slots divided by a specific time interval, assigning one of a frequency control or a peak shaving control to each of the time slots based on the predicted consumption power, controlling the storage battery based on the assigned frequency control or the assigned peak shaving control in each of the time slots, wherein the peak shaving control is assigned to each of the time slots in which the predicted consumption power is higher than a contract power, and the frequency control is assigned to each of the times slot in which the predicted consumption power is equal to or lower than the contract power.
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