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Online since: September 2011
Authors: Jun Zhai, Chuan Qin, Hai Wen Xiao, Qiang He, Jie Liu
Zhou: Environmental Engineering.
Shen: Water & Wastewater Engineering.
Qiao: Water & Wastewater Engineering.
Li: Water & Wastewater Engineering.
Chen: Environment Engineering.
Shen: Water & Wastewater Engineering.
Qiao: Water & Wastewater Engineering.
Li: Water & Wastewater Engineering.
Chen: Environment Engineering.
Online since: April 2023
Authors: Panida Charnkeitkong, Siriporn Sripiboon
Potassium Hydroxide Activation as an Adsorbent for Kinetic Models of Hexavalent Chromium Adsorptions onto Garcinia Mangosteen Shell
Siriporn Sripiboon1,a and Panida Charnkeitkong2,b
1Department of Civil Engineering, College of Engineering, Rangsit University, Pathumthani, 12000, Thailand
2Department of Chemical Engineering, College of Engineering, Rangsit University, Pathumthani, 12000, Thailand
asiriporn.sr@rsu.ac.th, bpanida.s@rsu.ac.th
Keywords: Adsorption, Hexavalent chromium, Kinetic model, Mangosteen
Abstract.
Materials and Methods Mangosteen shells were washed to clean by a water tap after that they were dried in the oven at 100 °C for 48 h and cool in room temperature. 1.0 M KOH in volume 1.0 L was added in a beaker contained with 1.0 kg of dried shells and soak for 1 hour then filtrated and carbonized in a Muffle furnace at 400 °C for 2 h.
Sripiboon: Key Eng.
Materials and Methods Mangosteen shells were washed to clean by a water tap after that they were dried in the oven at 100 °C for 48 h and cool in room temperature. 1.0 M KOH in volume 1.0 L was added in a beaker contained with 1.0 kg of dried shells and soak for 1 hour then filtrated and carbonized in a Muffle furnace at 400 °C for 2 h.
Sripiboon: Key Eng.
Online since: September 2011
Authors: Luo Jun Gong, Xue Fen Yang, Bang Xi Xiong, Gui Ping Li, Xian Li Chen
Materials and Methods
A.
In 2006, the Government of Wuhan City initiated the environmental engineering in Nanhu Lake, and the water quality of Nanhu Lake has been improving.
Acknowledgment This research is aided by the Key Task Project (in scientific and technological research) of the Hubei Provincial Science and Technology Department.
During the writing process, Professor Wang Mingxue of Huazhong Agriculture University and Hu Chuanlin a researcher of the Chinese Academy of Sciencer(CAS)/ Ministry of Water Resources Hydro-Engineering Ecological Institute have given their instruction and help.
Journal of Environment Science and Health Part A Toxic/Hazardous Substances and Eenvironmental Engineering 42, 371-380
In 2006, the Government of Wuhan City initiated the environmental engineering in Nanhu Lake, and the water quality of Nanhu Lake has been improving.
Acknowledgment This research is aided by the Key Task Project (in scientific and technological research) of the Hubei Provincial Science and Technology Department.
During the writing process, Professor Wang Mingxue of Huazhong Agriculture University and Hu Chuanlin a researcher of the Chinese Academy of Sciencer(CAS)/ Ministry of Water Resources Hydro-Engineering Ecological Institute have given their instruction and help.
Journal of Environment Science and Health Part A Toxic/Hazardous Substances and Eenvironmental Engineering 42, 371-380
Online since: March 2008
Authors: Vicki L. Van Blaricum, Vincent F. Hock
Hock
Engineer Research and Development Center, Construction Engineering Research Laboratory, 2902
Newmark Drive, Champaign, IL 61822-1076, USA
Vicki.L.VanBlaricum@erdc.usace.army.mil, Vincent.F.Hock@erdc.usace.army.mi
Keywords: water distribution, corrosion sensors, water quality sensors, monitoring
Abstract.
They are not commonly used by corrosion engineers; however, they can be a very powerful tool in cases where system hydraulics (pressures and flow rates) are a primary cause of a corrosion problem.
Information such as the exact layout of the system, pipe diameters, materials of construction, and pipe condition may be completely unknown, or the available data may be of questionable reliability.
Recent advances in engineering analysis software have enabled "live" sensor data to be automatically fed directly into hydraulic and water quality models.
Drezga, Broadwater, and Sugg: Object Oriented Analysis of Distribution System Reconfiguration for Power Restoration I, in: Proceedings IEEE Power Engineering Society Summer Meeting, Vancouver, Canada, 2001, p. 15-19.
They are not commonly used by corrosion engineers; however, they can be a very powerful tool in cases where system hydraulics (pressures and flow rates) are a primary cause of a corrosion problem.
Information such as the exact layout of the system, pipe diameters, materials of construction, and pipe condition may be completely unknown, or the available data may be of questionable reliability.
Recent advances in engineering analysis software have enabled "live" sensor data to be automatically fed directly into hydraulic and water quality models.
Drezga, Broadwater, and Sugg: Object Oriented Analysis of Distribution System Reconfiguration for Power Restoration I, in: Proceedings IEEE Power Engineering Society Summer Meeting, Vancouver, Canada, 2001, p. 15-19.
Online since: July 2012
Authors: Ifigeneia Antoniadou, G. Manson, W.J. Staszewski, K. Worden
Worden1
1 Dynamics Research Group, The University of Sheffield, Mechanical Engineering Department, Mappin Street, S1 3JD, United Kingdom
2 Department of Robotics and Mechatronics, Faculty of Mechanical Engineering and Robotics, AGH University of Science and Technology, Al.
Introduction With the continuing growth of wind energy systems and increasing average size of wind turbines, the designs and materials of the wind turbine components need to fulfill new, higher expectations concerning operation and maintenance.
Tooth stiffness is a key parameter in gear dynamics concerning the determination of factors such as dynamic tooth loads and the vibration characteristics of the geared system.
However, the idea of intermittencies is found in other fields such as electronic, electrical and control engineering [36, 37].
Shao, "Dynamic simulation of spur gear tooth root crack propagating along tooth width and crack depth", Engineering failure analysis, In Press, Corrected Proof
Introduction With the continuing growth of wind energy systems and increasing average size of wind turbines, the designs and materials of the wind turbine components need to fulfill new, higher expectations concerning operation and maintenance.
Tooth stiffness is a key parameter in gear dynamics concerning the determination of factors such as dynamic tooth loads and the vibration characteristics of the geared system.
However, the idea of intermittencies is found in other fields such as electronic, electrical and control engineering [36, 37].
Shao, "Dynamic simulation of spur gear tooth root crack propagating along tooth width and crack depth", Engineering failure analysis, In Press, Corrected Proof
Online since: June 2012
Authors: Gilles Neubert, Ratapol Wudhikarn, Nopasit Chakpitak
The first step aims to identify the key performance indicators (KPIs) for every dimension of product quality following eight quality dimensions of Garvin.
Generally, there is a traditional perception that higher quality and environmental friendly product are obtained from higher costs, either by inputting better materials, using better machines or by hiring more labor.
Wudhikarn, in: Proceeding of the IEEE International Conference on Industrial Engineering and Engineering Management (2010)
Chakpitak, in: Proceedings of the IEEE International Conference on Industrial Engineering and Engineering Management (2010)
Generally, there is a traditional perception that higher quality and environmental friendly product are obtained from higher costs, either by inputting better materials, using better machines or by hiring more labor.
Wudhikarn, in: Proceeding of the IEEE International Conference on Industrial Engineering and Engineering Management (2010)
Chakpitak, in: Proceedings of the IEEE International Conference on Industrial Engineering and Engineering Management (2010)
Online since: October 2010
Authors: Kazuhito Shimada, Yusaku Fujii
Issues with body mass measurement
on the International Space Station (ISS)
Kazuhito Shimada 1, a, Yusaku Fujii 2,b
1Medical Operations, JAXA Tsukuba Space Center, 2-1-1 Sengen, Tsukuba 305-8505 Japan
2 Department of Electronic Engineering, Gunma University, Kiryu 376-8515, Japan
ashimada.kazuhito@jaxa.jp, bfujii@el.gunma-u.ac.jp
Keywords: Body Mass, Body Weight, International Space Station, Skylab, Mass Measurement, Astronaut, Metrology, Drop Tower
Abstract.
Human flight test protocol was submitted to the Institutional Review Board of the Engineering Department, Gunma University, Japan.
When the protocol was proposed, there was no IRB at the Engineering Dept.
Key Engineering Materials, Vol. 381-382, (2008) p. 461-464 [13]T.
Human flight test protocol was submitted to the Institutional Review Board of the Engineering Department, Gunma University, Japan.
When the protocol was proposed, there was no IRB at the Engineering Dept.
Key Engineering Materials, Vol. 381-382, (2008) p. 461-464 [13]T.
Online since: February 2018
Authors: Raffaele Landolfo
An unlimited range of materials can be used as finishing of both the inner and the outer surfaces: paint, wallpaper, coating, fabric, etc.
If adequate materials are selected, lightweight steel drywall systems can be effectively and safely used for the envelope of the building.
The experimental activity on materials, products and components involved tension tests on steel materials, shear tests on screws, shear tests on screwed connections between gusset plates and strap-bracings (Fig. 6a) and tension tests on hold-down devices, for a total number of 25 tests [136].
The ancillary experimental activity included tests on steel materials, screws, panels and steel-to-panel connections, for a total number of 144 specimens.
Peterman, et al., Seismic Response and Engineering of Cold-formed Steel Framed Buildings, Structures. 8 (2016) 197–212. doi:10.1016/j.istruc.2016.05.009
If adequate materials are selected, lightweight steel drywall systems can be effectively and safely used for the envelope of the building.
The experimental activity on materials, products and components involved tension tests on steel materials, shear tests on screws, shear tests on screwed connections between gusset plates and strap-bracings (Fig. 6a) and tension tests on hold-down devices, for a total number of 25 tests [136].
The ancillary experimental activity included tests on steel materials, screws, panels and steel-to-panel connections, for a total number of 144 specimens.
Peterman, et al., Seismic Response and Engineering of Cold-formed Steel Framed Buildings, Structures. 8 (2016) 197–212. doi:10.1016/j.istruc.2016.05.009
Online since: June 2014
Authors: Xiang Qi Chang, Wen Qi Lin, Na Yan, Ting Yu
Cooling extent of Green parks: A case study in Beijing
Wenqi Lin1, a, Xiangqi Chang2,b , Na Yan3,c and Ting Yu 3,d
1 Key Laboratory of Eco Planning & Green Building, Ministry of Education (Tsinghua University), China / School of Architecture, Tsinghua University, Beijing, 100084, China
2 School of Landscape Architecture, Beijing Forestry University, Beijing, 100084, China
3 Beijing Tsinghua Tongheng Urban Planning & Design Institute, Haidian District, Beijing, 100085, China
a linwq@tsinghua.edu.cn, b13911587258@163.com, c435449364@qq.com, dtintyu@gmail.com
Keywords: Effect assessment, Cooling extent, Green Area, Beijing
Abstract.
Material and Method Study Area.
It suggests that vegetation is a key factor in cooling the city because of its evapotranspiration and shading[30~32].
MITIGATION OF URBAN HEAT ISLANDS - MATERIALS, UTILITY PROGRAMS, UPDATES.
Landscape and Ecological Engineering 5, 183-191
Material and Method Study Area.
It suggests that vegetation is a key factor in cooling the city because of its evapotranspiration and shading[30~32].
MITIGATION OF URBAN HEAT ISLANDS - MATERIALS, UTILITY PROGRAMS, UPDATES.
Landscape and Ecological Engineering 5, 183-191
Online since: August 2012
Authors: Zhi Yao Su, Xian Dong Ke, Xu Dong Ma, Chun Zhu, Yong Mei Xiong
Indicator Species Analysis of Forest Communities Along a Disturbance Gradient in Guangzhou, China
Chun Zhu1, a, Yongmei Xiong1, Xudong Ma2, Xiandong Ke2, Zhiyao Su2
1Guangzhou Institute of Landscape Gardening Guangzhou 510405, Guangdong Province, China
2College of Forestry South China Agricultural University Guangzhou 510642, Guangdong Province, China
azhuchun97@163.com
Key words:disturbance gradient; forest community; MRPP; indicator species analysis
Abstract.
Material and Methods A.
Acknowledgment This study is supported by Grants from Science and Information Technology of Guangzhou (Grant No. 2009Z1-E571) and Key Research Programs of Guangdong Province (Grant No. 2008B021500004).
[8] Mallik A U, Lamb E G, Rasid H.Vegetation zonation among the microhabitats in a lacustrine environment: analysis and application of belowground species trait patterns.Ecological Engineering, 2001, 18(2): 135-146
Material and Methods A.
Acknowledgment This study is supported by Grants from Science and Information Technology of Guangzhou (Grant No. 2009Z1-E571) and Key Research Programs of Guangdong Province (Grant No. 2008B021500004).
[8] Mallik A U, Lamb E G, Rasid H.Vegetation zonation among the microhabitats in a lacustrine environment: analysis and application of belowground species trait patterns.Ecological Engineering, 2001, 18(2): 135-146