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Reasonable Rated Voltage of High and Medium Power Adjustable-Speed Drives for Energy Saving

Ma Xiaoliang

Strategic Study of CAE 2001, Volume 3, Issue 11, Pages 80-84

Abstract:

A large amount of energy will be saved if adjustable-speed drives are adopted by high and medium powerThe power range of most of the drives is within 0.2～2 MW.The adjustable-speed scheme, a 10 kV motor is fed by a 10 kV inverter, is not reasonable because this

Keywords： high and medium power adjustable-speed drives for energy saving reasonable rated voltage low voltage

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Energy-saving operation approaches for urban rail transit systems

Ziyou GAO, Lixing YANG

Frontiers of Engineering Management 2019, Volume 6, Issue 2, Pages 139-151 doi: 10.1007/s42524-019-0030-7

Abstract: However, the high energy consumption of daily operations is an emerging issue due to increased rail transitThus, reducing the energy consumption and operational cost by using advanced optimization methodologiesThis work systematically introduces energy-saving approaches for urban rail transit systems in threeaspects, namely, train speed profile optimization, utilization of regenerative energy, and integratedoptimization of train timetable and speed profile.

Keywords： urban rail transit energy saving speed profile optimization regenerative energy train timetable

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Induction motors variable speed drives diagnosis through rotor resistance monitoring

K. YAHIA, S. ZOUZOU, F. BENCHABANE

Frontiers in Energy 2012, Volume 6, Issue 4, Pages 420-426 doi: 10.1007/s11708-012-0192-z

Abstract: Induction motor driven by vector control method makes high performance control of torque and speed possibleThe EKF estimates the rotor flux, speed and rotor resistance on line by using only measurements of theresults show the effectiveness of the proposed method in the cases of load torque perturbation and speed

Keywords： induction motor vector control broken rotor bars (BRBs) diagnostic extended Kalman filter (EKF)

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Research on key technology of high- speed train energy consumption

Sun Bangcheng,Li Minggao,An Chao,Ma Jijun and Yu Jinpeng

Strategic Study of CAE 2015, Volume 17, Issue 4, Pages 69-82

Abstract: influence factors，further expounded the key technology of high-speed train energy consumption.It explicitly introduces the key technologies of energy saving and consumption reducing and also discussesin details the effects of the energy saving from the low resistance technology，high energy efficiencycontinue to improve high-speed train’s high energy efficiency level.[Key words] high-speed train；saving energy and reducing consumption；high energy efficiency

Keywords： high-speed train；saving energy and reducing consumption；high energy efficiency

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Analysis of energy saving optimization of campus buildings based on energy simulation

Dingding TONG, Jing ZHAO

Frontiers in Energy 2013, Volume 7, Issue 3, Pages 388-398 doi: 10.1007/s11708-013-0273-7

Abstract: The energy consumption of campus buildings has specific characteristics, because of the concentratedThe traditional energy system design and operation for campus buildings is only based on the constantstages of public and residential campus buildings to reduce the heating and cooling design load for energystation and total campus energy consumption for annual operation.The comparison of the simulation results showed that the single building energy saving method of the

Keywords： campus buildings set-point temperature energy simulation energy saving optimization

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Designs and practices of energy saving in Lhasa Railway Station

Kai CUI, Yungang PAN, Lixin SHAN,

Frontiers in Energy 2010, Volume 4, Issue 1, Pages 106-116 doi: 10.1007/s11708-010-0011-3

Abstract: The problems and corresponding solutions during the implementation of building energy saving design andutilization of solar energy were proposed.

Keywords： building energy saving natural ventilation solar energy radiant floor heating

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Modeling China’s energy dilemma: conflicts among energy saving, energy security, and CO 2 mitigation

Feng FU, Zheng LI, Linwei MA,

Frontiers in Energy 2010, Volume 4, Issue 3, Pages 295-300 doi: 10.1007/s11708-010-0104-z

Abstract: This study analyzes China’s future energy scenarios stretching until 2050 under different policyportfolios of energy security (e.g., oil import dependency) and CO emissions control.saving, energy security, and CO mitigation.Based on the analysis, an improvement in China’s efficiency in fossil energy conversion and thepromotion of the utilization of non-fossil energy such as nuclear, wind, and hydro energy are recommended

Keywords： Energy dilemma energy saving energy security CO2 mitigation

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Comparison of different energy saving lights using solar panel

Huzaifa MUBARAK,Saad Bin Abul KASHEM

Frontiers in Energy 2016, Volume 10, Issue 4, Pages 466-472 doi: 10.1007/s11708-016-0417-7

Abstract: The recent trend in light emitting diode or LED lighting applications and their claimed energy savingAs convincing as it seems, the actual energy saving capabilities of LEDs are yet to be proven scientificallyis then reached based on the amount of power generation in the solar cells in order to determine the energysaving capabilities of each lighting system and its efficiency.

Keywords： CFL LED empirical solar lumens energy saving fluorescent

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Energy saving design of the machining unit of hobbing machine tool with integrated optimization

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 3, doi: 10.1007/s11465-022-0694-2

Abstract: The machining unit of hobbing machine tool accounts for a large portion of the energy consumption duringThe optimization design is a practical means of energy saving and can reduce energy consumption essentiallyA comprehensive function of energy consumption of the machining unit is built to address this problemAn integrated optimization model for reducing tool displacement and energy consumption is developed onthat energy saving is achieved and the machining accuracy is guaranteed.

Keywords： energy saving design energy consumption machining unit integrated optimization machine tool

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Advancement in materials for energy-saving lighting devices

Tak H. KIM, Wentai WANG, Qin LI

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 1, Pages 13-26 doi: 10.1007/s11705-011-1168-y

Abstract: This review provides a comprehensive account of energy efficient lighting devices, their working principlesdiodes (LEDs), organic LEDs (OLEDs), quantum-dot LEDs (QLEDs) and carbon-dot LEDs (CLEDs) are promising energy

Keywords： energy-saving lighting devices solid state lighting devices

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The Energy-saving Technology for Solution Polymerization of Synthetic Rubber and the Development of Eenergy-saving

Cao Xianghong,Zhang Aimin

Strategic Study of CAE 2001, Volume 3, Issue 7, Pages 59-63

Abstract:

The article summarized the energy-saving technology for solution polymerization of synthetic rubberand the development of the energy-saving rubber in Beijing Yanshan Petrochemical Co., Ltd.Through improving the catalytic system, enhancing the reaction speed, hence increasing the produce ofprocess technology and equipment in the polymerization, coagulation and solution recovery sector, the energyTechnology development is also undergoing for new energy-saving synthetic rubbers such as SSBR, mid-vinl-polybutadiene

Keywords： solution polymerization synthetic rubber energy-saving energy-saving rubber

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CORRECTION to: Energy-saving operation approaches for urban rail transit systems

Ziyou GAO, Lixing YANG

Frontiers of Engineering Management Pages 698-698 doi: 10.1007/s42524-019-0047-y

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Realization of energy-saving glass using photonic crystals

Yen-Hsiang CHEN, Li-Hung LIAO, Yu-Bin CHEN

Frontiers in Energy 2018, Volume 12, Issue 1, Pages 178-184 doi: 10.1007/s11708-018-0523-9

Abstract: This work successfully developed an energy-saving glass with wavelength selectivity.Experimental results show that the energy-saving glass decreases temperature increment in a mini-house

Keywords： energy-saving glass photonic crystals polystyrene spheres self-assembly

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Study on auto-disturbances-rejection AC adjustable speed based on speed sensorless direct torque control

Dai Juchuan,Wu Xinkai,Wen Li

Strategic Study of CAE 2009, Volume 11, Issue 4, Pages 91-95

Abstract: text-align: justify;">In direct torque control system, the PID controller is often adopted to be the speedInstead of PID speed adjuster, ADRC speed adjuster is designed.The speed observer is designed based on model reference adaptive system (MRAS), too.The simulation results show that the AC speed adjustable system has speedier response performance, strongerspeed when motor parameters perturb.

Keywords： direct torque control active disturbances rejection control speed observer speed sensorless induction

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Robust energy-efficient train speed profile optimization in a scenario-based position–time–speed network

Frontiers of Engineering Management 2021, Volume 8, Issue 4, Pages 595-614 doi: 10.1007/s42524-021-0173-1

Abstract: Train speed profile optimization is an efficient approach to reducing energy consumption in urban railexisting studies that assume deterministic parameters as model inputs, this paper proposes a robust energy-efficienttrain speed profile optimization approach by considering the uncertainty of train modeling parametersThen, a percentile reliability model is proposed to generate a robust train speed profile, by which thescenario-based energy consumption is less than the model objective value at

Keywords： robust train speed profile percentile reliability model scenario-based position–time–speed network