Search Results - "Babasaki, Tadatoshi"

Multipurpose Strategy for Energy Storage System Based on Capital Asset Pricing Model With Ensemble Approach by Yuasa, Kazufumi, Ueshima, Miki, Babasaki, Tadatoshi, Omura, Ichiro

“…In this paper, we present a multipurpose operation strategy for the efficient distribution of power to multiple power services from a single battery energy…”
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Developing of higher voltage direct-current power-feeding prototype system by Babasaki, T., Tanaka, T., Nozaki, Y., Tanaka, T., Aoki, T., Kurokawa, F.

“…High efficiency power feeding systems are effective solutions for reducing ICT power consumption of ICT equipment, such as routers and servers, or high…”
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380-VDC power distribution system for 4-MW-scale cloud facility by Inamori, Junpei, Hoshi, Hidekazu, Tanaka, Toshimitsu, Babasaki, Tadatoshi, Hirose, Keiichi

“…In February 2014, the NTT Group officially announced that it has launched a high voltage direct current (HVDC) (380-VDC) with a 4-MW-scale power supply system…”
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Control System of PV Source for DC Distribution System With Seamless Operation Transition Between I-V Droop Control and Current Control for MPPT by Eto, Yasushi, Noge, Yuichi, Shoyama, Masahito, Babasaki, Tadatoshi

“…As one of the decentralized control methods for the DC microgrid, DC bus signaling have been considered which change an operation mode of each connected…”
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Stability Analysis of Bidirectional Dual Active Bridge Converter With Input and Output LC Filters Applying Power-Feedback Control by Eto, Yasushi, Noge, Yuichi, Shoyama, Masahito, Babasaki, Tadatoshi

“…This article analyzes the dynamic characteristics of a dual active bridge (DAB) converter with input/output LC filters connected and power-feedback control…”
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Stability Analysis of Bi-directional Dual Active Bridge Converter with Input and Output LC Filters Applying Power-Feedback Control by Eto, Yasushi, Noge, Yuichi, Shoyama, Masahito, Babasaki, Tadatoshi

“…This paper analyzes the dynamic characteristics of a Dual Active Bridge converter with input/output LC filters connected and power-feedback control applied,…”
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Development of power distribution cabinet for higher-voltage direct-current power feeding system by Babasaki, T, Tanaka, T, Asakura, K, Nozaki, Y, Kurokawa, F

“…Reducing the feeding loss of information and communications technology equipment, such as servers and routers, is very effective for reducing the total power…”
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Using PV string data to diagnose failure of solar panels in a solar power plant by Babasaki, Tadatoshi, Higuchi, Yuji

“…Solar power plants have methods of diagnosing the failure of their solar panels. In this paper, we propose a remote automatic diagnose failure method that uses…”
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Classification of causes of broken solar panels in solar power plant by Higuchi, Yuji, Babasaki, Tadatoshi

“…In this paper, we report various methods for classifying faults that use the data of string measurement devices used for continuously monitoring solar power…”
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Optimization of maintenance by failure prediction considering instantaneous and cumulative effects of external environments by Kanetani, Kaisei, Yamazaki, Masahiro, Babasaki, Tadatoshi, Hideaki Kim, Matsubayashi, Tatsushi

“…We propose a method of determining power equipment renewal by using a method of failure prediction. Renewal is conventionally determined from equipment age by…”
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Improving energy self-consumption rate by using weather forecasts in renewable energy system for back-up power supply by Ueshima, Miki, Yuasa, Kazufumi, Babasaki, Tadatoshi

“…In this paper, we report on the results of controlling the state of charge (SOC) of batteries for back-up use by using weather forecasts in order to improve…”
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Dual-voltage output power supply system toward parallel use of 380Vdc and 48Vdc by Usui, Kenichi, Babasaki, Tadatoshi, Hirose, Keiichi, Yoshida, Yoshiteru

“…The amount of energy consumed by data centers and telecom buildings is increasing annually due to the buildup and high-density arrangement of ICT equipment,…”
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Energy-saving and efficient use of renewable energy by introducing an 380 VDC power-supply system in data centers by Yajima, Hiroya, Babasaki, Tadatoshi, Usui, Kenichi, Ooi, Yasuyuki, Hirose, Keiichi

“…Power consumption of the ICT sector of information and communication facilities and data centers has grown, and this has led to a need to improve energy…”
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Failure detection of solar panels using thermographic images captured by drone by HIGUCHI, Yuji, BABASAKI, Tadatoshi

“…In this work, we compare several methods for detecting failed solar panels, and found that drone detection is the most efficient. We show thermographic images…”
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Effect of inrush current flowing into EMI filter on the operation of ICT equipment in HVDC system by Asakimori, Koki, Murai, Kensuke, Tanaka, Toru, Babasaki, Tadatoshi

“…We describe how inrush current flowing into an electromagnetic interference (EMI) filter when ICT equipment is connected to an HVDC system affects the…”
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Method for detection of lot defects for maintenance of ICT power supplies and air conditioning equipment and verification results by Hayasaka, Hiroki, Kanetani, Kaisei, Nakashima, Sohei, Yamazaki, Masahiro, Babasaki, Tadatoshi, Kondo, Risshi, Amano, Masami

“…In this paper, we report on a method of finding lot defects and the results of a verification related to the maintenance of power-supply and air-conditioning…”
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Grounding concept considerations and recommendations for 400VDC distribution system by Hirose, Keiichi, Tanaka, Toshimitsu, Babasaki, Tadatoshi, Person, Sylvain, Foucault, Olivier, Sonnenberg, B. J., Szpek, Marek

“…400VDC is becoming a new voltage interface for telecommunication buildings and data centers as well as for ICT equipment. 400VDC interface covers applications…”
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A feasibility study on a regional energy business by Nonogaki, Midori, Ozeki, Ken, Babasaki, Tadatoshi, Hirose, Keiichi, Yoshizawa, Nobuyuki

“…In Japan, the liberalization of the electricity retail market is starting in April 2016. Consumers will be able to choose the retail electric suppliers from…”
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Examination progress and development of HVDC power feeding system by Babasaki, T, Tanaka, T, Asakura, K, Nozaki, Y, Kurokawa, F

“…A higher voltage direct-current (HVDC) power feeding system for data centers has many advantages and is presently being studied in many countries. This system…”
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Conceptual Verification of AC and DC Hybrid Interconnection System for Decentralized DC Microgrids with Flexible Power Supply Configuration Using Multi Level Virtual Conductor by Eto, Yasushi, Noge, Yuichi, Shoyama, Masahito, Babasaki, Tadatoshi

“…This research verifies the concept of a decentralized hybrid power conditioner that is interconnected to the conventional AC commercial grid and performs…”
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