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Online since: March 2010
Authors: Dong Hui Wen, Li Zhang, Feng Qing Xiao, Zhen Hao Xu, Qiao Ling Yuan, Shi Ming Ji
It can be very unfavorable to the reduction of roughness on
workpiece surfaces.
Since the graphics is much easier to remove, the lapping speed will be increased and favorable to the reduction of surface roughness [6, 7].
Data indicates the highest temperatures created by cutting are respectively 209.9°C, 242.2°C and 90.19°C, which means, as the material of the abrasive disk, Ti can reach the highest temperature in grinding, followed by Fe and Ni.
Since the graphics is much easier to remove, the lapping speed will be increased and favorable to the reduction of surface roughness [6, 7].
Data indicates the highest temperatures created by cutting are respectively 209.9°C, 242.2°C and 90.19°C, which means, as the material of the abrasive disk, Ti can reach the highest temperature in grinding, followed by Fe and Ni.
Online since: December 2013
Authors: Te Fu Chen, Chieh Heng Ko, Chien Chao Huang, Wen Cheng Wang
Of the thirteen changes, twelve resulted in cost reduction, eight in quality improvements, and five in extension of production capabilities [11].
It is not surprising that total quality management (TQM) has become a source of ideas for pollution reduction that can create offsetting benefits.
Even the local toxicologist had been given no data about how lethal was the escaping gas.
It is not surprising that total quality management (TQM) has become a source of ideas for pollution reduction that can create offsetting benefits.
Even the local toxicologist had been given no data about how lethal was the escaping gas.
Online since: September 2014
Authors: Nuttanan Sasivatchutikool, Nattadon Rungruangkitkrai, Charoon Klaichoi, Nattaya Punrattanasin, Rattanaphol Mongkholrattanasit, Orawan Mudchiew
Indigo works by a chemical reaction called oxidation-reduction.
Upon reduction, indigo becomes colourless and water soluble.
Results and Discussion UV protection property The UPF values and protection data of cotton fabrics dyed with and without a metal mordants agent are shown in Table 1.
Upon reduction, indigo becomes colourless and water soluble.
Results and Discussion UV protection property The UPF values and protection data of cotton fabrics dyed with and without a metal mordants agent are shown in Table 1.
Online since: September 2012
Authors: Xia Kan Su, Zi Dong Yang, Xu Dong Wang
This practice does not meet the requirement of energy conservation, emission reduction, low carbon and environmental protection.
This paper chose Parasolid(.x_t) interface for data transfer between Adams and parametric entity models.
The reduction of the amplitude at the rear end of the vibrating screen makes for kernel separation.
This paper chose Parasolid(.x_t) interface for data transfer between Adams and parametric entity models.
The reduction of the amplitude at the rear end of the vibrating screen makes for kernel separation.
Online since: November 2014
Authors: Tomasz Tomaszewski, Janusz Sempruch
It is observed in a high-cycle fatigue range as an increase in fatigue strength and fatigue life with a reduction in the cross-sectional area of tested specimens.
A data scatter is described as a coefficient of determination (Fig. 7).
The reduction of tested specimen below a recommended size will reveal local material properties and yield an increased scatter of the results.
A data scatter is described as a coefficient of determination (Fig. 7).
The reduction of tested specimen below a recommended size will reveal local material properties and yield an increased scatter of the results.
Online since: January 2014
Authors: Zakaria Man, Chong Fai Kait, Nurul Fasihah Idaham, Bustam-Khalil Mohamad Azmi
Introduction
The possibility of recovering spent ionic liquids has led to the reduction in the amount of waste produced for a particular application.
The data were compared with the values of water content in pure and spent ionic liquids.
We observed that there are changes in DBT peak area which indicating the reduction of DBT amount in the ionic liquids.
The data were compared with the values of water content in pure and spent ionic liquids.
We observed that there are changes in DBT peak area which indicating the reduction of DBT amount in the ionic liquids.
Online since: November 2013
Authors: Saeideh Goudarzi, Kaykhosrow Khojier, Hadi Savaloni, Erfan Zalnezhad
Over 4 tests were performed on all samples, and average of obtained data is presented.
According to these findings, an increase in the films hardness can be related to the reduction of grains size in the Cr-N films.
The study of chemical composition and surface morphology showed that these behaviors were due to the reduction of grains size with deposition power.
According to these findings, an increase in the films hardness can be related to the reduction of grains size in the Cr-N films.
The study of chemical composition and surface morphology showed that these behaviors were due to the reduction of grains size with deposition power.
Online since: May 2014
Authors: Norlia Azizan, Mohd Zaidi Jaafar, Abdul Razak Ismail, Mariani Abdul Hamid, Mohd Johari Kamaruddin, Asmadi Ali, Wan Rosli Wan Sulaiman, Ramli Mat, Anwar Johari
Reduction of pressure in a coal seam by a mine shaft or wellbore will first mobilize water in the cleats, followed by gas desorbed from the matrix.
Pressure reduction in a coal seam sufficient to liberate gas from the matrix into the cleats initially results in a low gas saturation and hence, low gas mobility and low initial gas production rates from a well.
From historical data, additional recovery from ECBM is ~10-20 % from original gas in place.
Pressure reduction in a coal seam sufficient to liberate gas from the matrix into the cleats initially results in a low gas saturation and hence, low gas mobility and low initial gas production rates from a well.
From historical data, additional recovery from ECBM is ~10-20 % from original gas in place.
Online since: February 2015
Authors: Keyvan Seyedi Niaki, Seyed Ebrahim Vahdat
TABLE 1: CHEMICAL ANALYSIS OF THE AISI S1
(W%)
Element
(W%)
Element
(W%)
Element
(W%)
Element
(W%)
Element
(W%)
Element
Rest
Fe
0.0281
Mo
1.5700
W
0.0250
S
0.1280
Ni
0.4800
C
0.0567
P
0.3360
Mn
1.1200
Cr
0.0148
V
0.9950
Si
Many studies have been published on advanced tool steels; however, each one has focused on one or few sets of specimens rather than collecting data from many specimens.
In other words, with an increase in the tempering time, longer soaking time was required for obtaining maximum toughness, because tempering after DCT caused more reduction in residual stress than tempering after the conventional treatment [7].
But, if reduction in production time and cost was of primary concern, lower soaking and tempering time would seem to be a more feasible option.
In other words, with an increase in the tempering time, longer soaking time was required for obtaining maximum toughness, because tempering after DCT caused more reduction in residual stress than tempering after the conventional treatment [7].
But, if reduction in production time and cost was of primary concern, lower soaking and tempering time would seem to be a more feasible option.
Online since: October 2014
Authors: Zbigniew Monica, Wacław Banaś, Aleksander Gwiazda, Agnieszka Sękala
Very often it happens that the flow of information between the various stages of the design process was carried out in an indirect way, which entails some disadvantages, such as the lack of real-time feedback between the various stages of the process, problems related to the timeliness of information, or the occurrence of distortions in a data flow.
Dzitkowski, Passive reduction of system vibrations to the desired amplitude value, Journal of Vibroengineering 15/3 (2013) 1254-1264
Dzitkowski, Active synthesis of discrete systems as a tool for reduction vibration, Solid State Phenomena 198 (2013) 427-432
Dzitkowski, Passive reduction of system vibrations to the desired amplitude value, Journal of Vibroengineering 15/3 (2013) 1254-1264
Dzitkowski, Active synthesis of discrete systems as a tool for reduction vibration, Solid State Phenomena 198 (2013) 427-432