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Quantification of emission variability for off-road equipment in China based on real-world measurements

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 2, doi: 10.1007/s11783-021-1455-x

Abstract:

• Emissions from 53 in-use diesel-fueled off-road equipment were measured.

Keywords: Off-road equipment     Portable emission measurement system (PEMS)     Real-world emissions     Diesel engine    

Real-Time Black Carbon Emissions from Light-Duty Passenger Vehicles Using a Portable Emissions MeasurementSystem

Xuan Zheng,Liqiang He,Xiaoyi He,Shaojun Zhang,Yihuan Cao,Jiming Hao,Ye Wu,

Engineering 2022, Volume 16, Issue 9,   Pages 73-81 doi: 10.1016/j.eng.2020.11.009

Abstract: the BC emissions from on-road light-duty passenger vehicles (LDPVs), and results obtained with the portableemissions measurement system (PEMS) method are particularly lacking.We developed a PEMS platform and evaluated the on-road BC emissions from ten in-use LDPVs.We demonstrated that the BC emission factors (EFs) of gasoline direction injection (GDI) engine vehiclescorrelated (R2 = 0.90), and compared to PFI engine vehicles, the instantaneous PN-to-BC emission

Keywords: Black carbon     Light-duty gasoline vehicles     Portable emissions measurement system     Real-time emissions    

A Portable Noncontact Profile Scanning System for Aircraft Assembly

Bing Liang, Wei Liu, Kun Liu, Mengde Zhou, Yang Zhang, Zhenyuan Jia

Engineering 2022, Volume 15, Issue 8,   Pages 207-214 doi: 10.1016/j.eng.2020.09.017

Abstract: of the high-reflective profiles of large-scale curved parts and components, an automated noncontact systemFirst, a hybrid 3D coordinate measurement system based on proximity sensors and cameras is proposed toobtain noncontact measurements while avoiding the influence of high reflection on the measurement accuracyA hybrid measurement model that combines the one-dimensional distances measured by the proximity sensorsrange of the proposed system.

Keywords: Aircraft testing     Three-dimensional measurement     Profile reconstruction     Automated scanning     Scanning strategy    

A measurement system for thin elastohydrodynamic lubrication films

WANG Xuefeng, GUO Feng, YANG Peiran

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 2,   Pages 193-196 doi: 10.1007/s11465-007-0032-8

Abstract: An elastohydrodynamic lubrication (EHL) film measurement system using multi-beam interferometry is introducedThe measurement principle and the instrumentation are discussed.It is demonstrated that the presented measurement system can provide continuous measurement of lubricating

Keywords: instrumentation     continuous measurement     elastohydrodynamic lubrication     ultra-thin     measurement    

Construction of Near-Zero-Carbon Manufacturing System under the Carbon Border Adjustment Mechanism

Cheng Runting , Zhang Yongjun , Li Licheng , Ding Maosheng , Lin Jingchun , Zhang Chunfeng , Han Yongxia

Strategic Study of CAE doi: 10.15302/J-SSCAE-2023.07.037

Abstract: text-align: justify;">The carbon peaking and carbon neutralization goals as well as the carbon trading system, and elaborates on its core content from the major dimensions of key technologies, measurementIt also proposes the technical development directions of the near-zero-carbon manufacturing systemproduct manufacturing and power supply and suggests the establishment of a source-grid-load carbon measurementsystem to clarify carbon emission responsibilities.

Keywords: European Union emissions trading system     Carbon Border Adjustment Mechanism     zero-carbon transformation     carbon emission measurement     carbon emission trading market    

Comprehensive measurement and evaluation system of high-speed motorized spindle

Dashuai ZHOU, Liangsheng WU, Yichuan XIAO

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 2,   Pages 263-269 doi: 10.1007/s11465-011-0217-z

Abstract: spindle is an imminence question of it because the comprehensive dynamic properties and evaluation systemThis paper presents a comprehensive measurement and evaluation system of high-speed motorized spindle

Keywords: high-speed motorized spindle     comprehensive prope rties     evaluation system    

Decomposition and decoupling analysis of electricity consumption carbon emissions in China

Frontiers of Engineering Management   Pages 486-498 doi: 10.1007/s42524-022-0215-3

Abstract: In this study, we build a power consumption carbon emission measurement model based on the operatingdecomposition and decoupling technology of logarithmic mean Divisia index method to quantify six effects (emissionThe results of this study provide a new perspective to understand carbon emission reduction potentials

Keywords: electricity consumption carbon emission measurement     LMDI model     decoupling model     data driven    

approach for the mechanical and electrical decoupling of an MEMS capacitive sensor in ultralow force measurement

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 2, doi: 10.1007/s11465-023-0747-1

Abstract: Capacitive sensors are efficient tools for biophysical force measurement, which is essential for theA bionic feather comb distribution strategy and a portable readout circuit were proposed for eliminatinginstability was evaluated, and electrostatic decoupling performance was verified on the basis of a novel measurementThe proposed sensor also exhibited high resistance against electrostatic rotation, and the resulting measurementits great performance improvements over existing devices and feasibility in ultralow biomedical force measurement

Keywords: micro-electro-mechanical system capacitive sensor     bionics     operation instability     mechanical and electricaldecoupling     biomedical force measurement    

density measurement for plastic injection molding via ultrasonic technology

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0714-2

Abstract: Therefore, in-situ density measurement is of great interest and has significant application valueThis study is the first to propose an in-situ density measurement method using ultrasonic technologyThe proposed method has the advantages of in-situ measurement, non-destructive, high accuracy,

Keywords: ultrasonic measurement     melt density     in-situ measurement     injection molding    

China New TT&C System

Shi Changjie

Strategic Study of CAE 1999, Volume 1, Issue 1,   Pages 63-66

Abstract:

This paper has introduced a new Chinese TT&C system.This system includes telemetry, remote control, orbit measurement sub-systems.This system is very flexible and may be suitable to other enviroment conditions.This system has used new open feature telemetry system.This system is the highest level system of the same kind low angle receiving system in China.

Keywords: telemetry     remote control     orbit measurement    

The research and design of intelligent autonomous tracing car measurement and control system

Wang Ling,Zhang Qiang and Li Xuemei

Strategic Study of CAE 2014, Volume 16, Issue 3,   Pages 92-98

Abstract:

Measurement and control system for intelligent car is one of the key technologies in the design ofthe car,sensitive and comprehensive measurement and control system can effectively improve the operationalIt introduces the whole architecture of intelligent autonomous tracing car measurement and control system

Keywords: intelligent car     measurement and control system     fuzzy PID control     double P control algorithm    

treatment meets artificial photosynthesis: Solar to green fuel production, water remediation and carbon emission

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 4, doi: 10.1007/s11783-022-1536-5

Abstract:

• Mitigating energy utilization and carbon emission is urgent for wastewater

Keywords: Wastewater treatment     Artificial photosynthesis     Microbial photoelectrochemical (MPEC) system     Carbon    

Efficiency measurement for mixed two-stage nonhomogeneous network processes with shared extra intermediate

Qingxian AN, Xuyang LIU, Shijie DING

Frontiers of Engineering Management 2020, Volume 7, Issue 2,   Pages 259-274 doi: 10.1007/s42524-019-0080-x

Abstract: Unreasonable allocation of shared resources reduces the system efficiency and is a considerable operationalmay cause internal contradictions among sub-processes and even lead to the collapsing of the entire systemshared extra intermediate resources among several nonhomogeneous subsystems and measure the overall system

Keywords: shared resource allocation     mixed two-stage system     data envelopment analysis     efficiency    

Evaluation of measurement uncertainty of the high-speed variable-slit system based on the Monte Carlo

Yin ZHANG, Jianwei WU, Kunpeng XING, Zhongpu WEN, Jiubin TAN

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 4,   Pages 517-537 doi: 10.1007/s11465-020-0589-z

Abstract: dynamic and static error transfer model and uncertainty evaluation method for a high-speed variable-slit systemFirst, an error transfer model of the high-speed variable-slit system is established, and the influenceFinally, the uncertainty of the blade displacement measurement is evaluated using the Monte Carlo methodThe proposed model can evaluate the performance of the complex mechanical system and be used to guide

Keywords: air-floating guide rail     error transfer model     driving and following structure     dynamic error     uncertainty evaluation     Monte Carlo method    

Optimization and performance prediction of a new near-zero emission coal utilization system with combined

GUAN Jian, WANG Qinhui, LI Xiaomin, LUO Zhongyang, CEN Kefa

Frontiers in Energy 2007, Volume 1, Issue 1,   Pages 113-119 doi: 10.1007/s11708-007-0013-y

Abstract: In accordance with the new near-zero emission coal utilization system with combined gasification andBased on these calculations, the whole system efficiency calculation method that complies with the massTo enhance the system efficiency, the system pressure and the gasifier carbon conversion ratio were optimizedThe results indicate that the system efficiency increases with increasing pressure and gasifier carbonThe system efficiency could reach around 62.1% when operated in these two optimum parameters.

Keywords: influence     efficiency calculation     optimum     software FactSage     transport    

Title Author Date Type Operation

Quantification of emission variability for off-road equipment in China based on real-world measurements

Journal Article

Real-Time Black Carbon Emissions from Light-Duty Passenger Vehicles Using a Portable Emissions MeasurementSystem

Xuan Zheng,Liqiang He,Xiaoyi He,Shaojun Zhang,Yihuan Cao,Jiming Hao,Ye Wu,

Journal Article

A Portable Noncontact Profile Scanning System for Aircraft Assembly

Bing Liang, Wei Liu, Kun Liu, Mengde Zhou, Yang Zhang, Zhenyuan Jia

Journal Article

A measurement system for thin elastohydrodynamic lubrication films

WANG Xuefeng, GUO Feng, YANG Peiran

Journal Article

Construction of Near-Zero-Carbon Manufacturing System under the Carbon Border Adjustment Mechanism

Cheng Runting , Zhang Yongjun , Li Licheng , Ding Maosheng , Lin Jingchun , Zhang Chunfeng , Han Yongxia

Journal Article

Comprehensive measurement and evaluation system of high-speed motorized spindle

Dashuai ZHOU, Liangsheng WU, Yichuan XIAO

Journal Article

Decomposition and decoupling analysis of electricity consumption carbon emissions in China

Journal Article

approach for the mechanical and electrical decoupling of an MEMS capacitive sensor in ultralow force measurement

Journal Article

density measurement for plastic injection molding via ultrasonic technology

Journal Article

China New TT&C System

Shi Changjie

Journal Article

The research and design of intelligent autonomous tracing car measurement and control system

Wang Ling,Zhang Qiang and Li Xuemei

Journal Article

treatment meets artificial photosynthesis: Solar to green fuel production, water remediation and carbon emission

Journal Article

Efficiency measurement for mixed two-stage nonhomogeneous network processes with shared extra intermediate

Qingxian AN, Xuyang LIU, Shijie DING

Journal Article

Evaluation of measurement uncertainty of the high-speed variable-slit system based on the Monte Carlo

Yin ZHANG, Jianwei WU, Kunpeng XING, Zhongpu WEN, Jiubin TAN

Journal Article

Optimization and performance prediction of a new near-zero emission coal utilization system with combined

GUAN Jian, WANG Qinhui, LI Xiaomin, LUO Zhongyang, CEN Kefa

Journal Article