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A reliable and practical reference objective for the deviation diagnosis of energy system parameters

Liping LI, Zheng LI,

Frontiers in Energy 2009, Volume 3, Issue 4,   Pages 440-445 doi: 10.1007/s11708-009-0051-8

Abstract: a complex energy system is to set the reference target to guide the parameter adjustment of system operationcase-based approach is proposed based on an online performance assessment program and its long-term operationdata for a large power unit.The online model of a coal-fired power unit’s performance assessment is demonstrated, and the distributionA full-scope simulator of power unit is used to test the availability of the method.

Keywords： energy system     case-based     optimization     power unit operation     performance    

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Optimal operation of integrated energy system including power thermal and gas subsystems

Frontiers in Energy 2022, Volume 16, Issue 1,   Pages 105-120 doi: 10.1007/s11708-022-0814-z

Abstract: hybrid multi-energy systems, the integrated energy system contains different forms of energy such as powerFocusing mainly on model building and optimal operation of the integrated energy system, in this paperby the analogy of the power system model.The entire system reaches its optimal operation through multiple iterations.The power-thermal-gas integrated energy system used in the case study includes an IEEE-33 bus power system

Keywords： integrated energy system     power-to-gas     dist-flow     piecewise linearization     alternating direction method    

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Impact of renewable energies on the operation and economic situation of coal fired power stations: Actualsituation of coal fired power stations in Germany

Hans-Joachim KRAUTZ, Alexander LISK, Joachim POSSELT, Christian KATZER

Frontiers in Energy 2017, Volume 11, Issue 2,   Pages 119-125 doi: 10.1007/s11708-017-0468-4

Abstract: Due to the fluctuating character of the renewable energy sources the demand of conventional power plantspower plants.of power plant components, corrosion, more maintenance effort and consequently the overall life expectancyof renewable energies is the decreasing full load operating hours, especially of coal fired and gas powerAlong with decreasing revenues from the energy exchange market, coal fired power plants are faced with

Keywords： flexible load operation     minimal load     power gradients     power plant maintenance     corrosion     life expectancy    

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Carbon emission impact on the operation of virtual power plant with combined heat and power system

Yu-hang XIA,Jun-yong LIU,Zheng-wen HUANG,Xu ZHANG

Frontiers of Information Technology & Electronic Engineering 2016, Volume 17, Issue 5,   Pages 479-488 doi: 10.1631/FITEE.1500467

Abstract: consumers, managing the effect of fluctuations in the amount of available renewable resources on the operation(CHP) unit, but also reduce carbon emissions from a VPP.After the electric boiler is considered in the VPP operation model of the combined heat and power system, a multi-objective model is built, which includes the costs of carbon emissions, total operation ofThe power output of each unit in the case study is analyzed under four scenarios.

Keywords： Virtual power plant (VPP)     Carbon emissions     Electric boiler     Wind power     Combined heat and power (CHP    

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Application of AI techniques in monitoring and operation of power systems

David Wenzhong GAO, Qiang WANG, Fang ZHANG, Xiaojing YANG, Zhigang HUANG, Shiqian MA, Qiao LI, Xiaoyan GONG, Fei-Yue WANG

Frontiers in Energy 2019, Volume 13, Issue 1,   Pages 71-85 doi: 10.1007/s11708-018-0589-4

Abstract: However, the application of AI techniques in power systems is still in its infancy.Therefore, in this paper, the application potentials of AI technologies in power systems will be discussedby mainly focusing on the power system operation and monitoring.For the power system operation, the problems, the demands, and the possible applications of AI techniquesas a simple example to demonstrate the viability of AI techniques in solving power system problems.

Keywords： power system operation and monitoring     artificial intelligence (AI)     deep learning     power flow analysis    

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An energy-efficient reconfigurable asymmetric modular cryptographic operation unit for RSA and ECC Research Article

Mengni BIE, Wei LI, Tao CHEN, Longmei NAN, Danyang YANG,raspberry0213@126.com,liwei12@fudan.edu.cn

Frontiers of Information Technology & Electronic Engineering 2022, Volume 23, Issue 1,   Pages 134-144 doi: 10.1631/FITEE.2000325

Abstract: In this paper, we analyze the basic operation of the ECC and RSA algorithms and optimize their modularWe then propose a modular operation architecture, with a mix-memory unit and double multiply-accumulatestructures, to realize our unified, asymmetric cryptosystem structure in an operational unit.The operation unit is embedded in a 64-bit RISC-V processor, realizing key generation, encryption and

Keywords： Modular operation unit     Reconfigurable     High energy efficiency    

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Overview of condition monitoring and operation control of electric power conversion systems in direct-drive

Shoudao HUANG, Xuan WU, Xiao LIU, Jian GAO, Yunze HE

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3,   Pages 281-302 doi: 10.1007/s11465-017-0442-1

Abstract:

Electric power conversion system (EPCS), which consists of a generator and power converter, is oneTo improve the reliability of EPCSs and reduce the operation and maintenance cost of DD-WTs, numerousThis paper provides an overview of the CM, FD, and operation control of EPCSs in DD-WTs under faults.converters; briefly reviewed CM and FD methods and operation control of these generators and power convertersThe paper provides a valuable reference for developing service quality evaluation methods and fault operation

Keywords： direct-drive wind turbine     electric power conversion system     condition monitoring     fault diagnosis     operation    

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Availability growth models and verification of power equipment

Jinyuan SHI, Jiamin XU

Frontiers in Energy 2021, Volume 15, Issue 2,   Pages 529-538 doi: 10.1007/s11708-019-0624-0

Abstract: availability growth models for large scale complicated repairable system such as electric generating units, powerAvailability growth models for electric generating units, power station auxiliaries, and transmissionunits and 1000 MW thermal power units, 200–1000 MW power station auxiliaries, and 220–500 kV transmissionThe verification results for operation availability data show that the maintenance coefficients for electricof power equipment.

Keywords： repairable system     power equipment     electric generating unit     power station auxiliary     transmission and distribution    

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Study of operation optimization based on data mining technique in power plants

LI Jianqiang, LIU Jizhen, GU Junjie, NIU Chenglin

Frontiers in Energy 2007, Volume 1, Issue 4,   Pages 457-462 doi: 10.1007/s11708-007-0067-1

Abstract: The determination of operation optimization value is very important for economic analysis and operationoptimization in power plants.The operation optimization value determined by traditional methods usually cannot reflect the ac

Keywords： traditional     optimization     determination     economic analysis     important    

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Impact of crude distillation unit model accuracy on refinery production planning

Gang FU, Pedro A. Castillo CASTILLO, Vladimir MAHALEC

Frontiers of Engineering Management 2018, Volume 5, Issue 2,   Pages 195-201 doi: 10.15302/J-FEM-2017052

Abstract: In this work, we examine the impact of crude distillation unit (CDU) model errors on the results of refinery-wideCase studies of optimal operation computed using a planning model that is based on the swing cut+ bias

Keywords： bias CDU model     hybrid CDU model     refinery feedstock selection optimization     optimization of refinery operation    

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MW pumped-storage power units

Jinyuan SHI , Yu YANG , Zhicheng DENG ,

Frontiers in Energy 2009, Volume 3, Issue 3,   Pages 337-340 doi: 10.1007/s11708-009-0032-y

Abstract: A reliability growth model for pumped-storage power units is presented.given together with analysis results concerning the reliability growth of 300MW pumped-storage powerOn site operation, reliability data show that the reliability growth model conforms to rules of reliabilityAnalysis results of reliability growth indicate that measures taken for improving maintenance and operationpower units exhibits a rising tendency.

Keywords： pump-storage power unit     availability     reliability growth     reliability prediction    

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Optimal operation of energy at hydrothermal power plants by simultaneous minimization of pollution and

Homayoun EBRAHIMIAN,Bahman TAHERI,Nasser YOUSEFI

Frontiers in Energy 2015, Volume 9, Issue 4,   Pages 426-432 doi: 10.1007/s11708-015-0376-4

Abstract: function consisting of economic dispatch (ED) considering the valve-point effect and pollution function in powerThese constraints include the maximum and minimum output power of units, the constraints caused by the

Keywords： practical constraints of units     pollution function     inlet steam valve     up-ramp rate of units     improved ABC algorithm    

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The design and practice of giant hydro turbine generating units of Three Gorges ProjectShao Jianxiong

Shao Jianxiong,Liu Jingwang,Yuan Dafu

Strategic Study of CAE 2011, Volume 13, Issue 7,   Pages 104-110

Abstract: The unit operation results indicate that the performance of the hydro turbine generating units is excellent

Keywords： Three Gorges Project     700 MW hydro turbine generating unit     unit capacity     design and research     operation    

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Updating the Fossil-fired Power Infrastructure via Supercritical Thermal Power Units

Song Zhiping

Strategic Study of CAE 2002, Volume 4, Issue 2,   Pages 22-27

Abstract: reach high levels of efficiency by using super-and ultra supercritical steam conditions for thermal powerThis paper points out that China should follow this way of development for updating the fossil-fired power

Keywords： thermal power infrastructure     supercritical steam conditions     ultra-supercritical power unit     sustainable    

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Title Author Date Type Operation

A reliable and practical reference objective for the deviation diagnosis of energy system parameters

Liping LI, Zheng LI,

Journal Article

Optimal operation of integrated energy system including power thermal and gas subsystems

Journal Article

Impact of renewable energies on the operation and economic situation of coal fired power stations: Actualsituation of coal fired power stations in Germany

Hans-Joachim KRAUTZ, Alexander LISK, Joachim POSSELT, Christian KATZER

Journal Article

Carbon emission impact on the operation of virtual power plant with combined heat and power system

Yu-hang XIA,Jun-yong LIU,Zheng-wen HUANG,Xu ZHANG

Journal Article

Application of AI techniques in monitoring and operation of power systems

David Wenzhong GAO, Qiang WANG, Fang ZHANG, Xiaojing YANG, Zhigang HUANG, Shiqian MA, Qiao LI, Xiaoyan GONG, Fei-Yue WANG

Journal Article

An energy-efficient reconfigurable asymmetric modular cryptographic operation unit for RSA and ECC

Mengni BIE, Wei LI, Tao CHEN, Longmei NAN, Danyang YANG,raspberry0213@126.com,liwei12@fudan.edu.cn

Journal Article

Overview of condition monitoring and operation control of electric power conversion systems in direct-drive

Shoudao HUANG, Xuan WU, Xiao LIU, Jian GAO, Yunze HE

Journal Article

Availability growth models and verification of power equipment

Jinyuan SHI, Jiamin XU

Journal Article

Study of operation optimization based on data mining technique in power plants

LI Jianqiang, LIU Jizhen, GU Junjie, NIU Chenglin

Journal Article

innovation and construction integration technology in Brazil’s superlarge deep-water offshore oil and gas unit

Journal Article

Impact of crude distillation unit model accuracy on refinery production planning

Gang FU, Pedro A. Castillo CASTILLO, Vladimir MAHALEC

Journal Article

MW pumped-storage power units

Jinyuan SHI , Yu YANG , Zhicheng DENG ,

Journal Article

Optimal operation of energy at hydrothermal power plants by simultaneous minimization of pollution and

Homayoun EBRAHIMIAN,Bahman TAHERI,Nasser YOUSEFI

Journal Article

The design and practice of giant hydro turbine generating units of Three Gorges ProjectShao Jianxiong

Shao Jianxiong,Liu Jingwang,Yuan Dafu

Journal Article

Updating the Fossil-fired Power Infrastructure via Supercritical Thermal Power Units

Song Zhiping

Journal Article