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Online since: July 2014
Authors: Bin Wu, Jorge Abad
· Achieved an actual annual energy saving of $7 million, which is equivalent to approximately a saving of 109 million kWh of electricity, and a reduction of CO2 emission of 201,250,000 pounds annually.
After analyzing the data gathered, 9 recommendations were made that could result in cost savings of $132,000.
This simple measure can create a large reduction in the amount of energy used by the lighting system.
“The Complete Cycle to Achieve Industrial Energy Efficiency – Concept, Resources, and Application”, Proceedings of International Academic Conference, HI13-347, Maui, Dec 2012 [2] Wu, B., Promoting Awareness of Industrial Energy Efficiency and Waste Reduction in the University Students Population, Annual Conf. of American Society for Engineering Education, Hawaii, July 2007
Online since: December 2012
Authors: Chun Yu Zhang, Hua Zhang, Xue Quan Zhang, Xiao Feng He, Tie Jun Ge
Table 1 The crystallization data Tc (0C), Tm (0C), of PP and PP/s-PB blends Sample Tc (0C) Tm (0C) PP s-PB PP s-PB PP 114.86 - 162.94 - P90B10 116.38 - 163.47 - P70B30 116.59 72.87 162.66 106.18 P60B40 115.59 71.76 162.65 105.89 P50B50 116.74 72.43 163.35 106.07 P40B60 115.91 72.77 163.19 105.90 P30B70 116.72 72.28 163.19 105.73 s-PB - 72.07 - 105.98 Compatibility of PP/s-PB blends Usually, in polymer blends, by analyzing a component effecting on melting point of crystallization polymer can be estimated the thermodynamics compatibility of two components.
Nishi and Wang[4] proposed theoretical model through studying PVDF/PMMA blends, the model as shown in equation (1) can theoretically explain the phenomenon of melting point reduction in polymer blends 2 (1) In this equation, Tm is practical melting point, T0m is balanced melting point, ΔHm is melting heat of repeat units per mole in 100 percentage crystalline polymer, χ12 is inter-reaction parameter, V1 is polymer one mole volume of repeat units, V2 is polymer two mole volume of repeat units, Φ2 is volume percentage of crystalline polymer, χ12 is usually negative value, and Tm of corresponding blends decreases with reduction of Φ2 value as shown in Table1.
In general, three reasons are likely to cause the decrease of Tm0 of blends, reduction of crystal size, eutectic crystal form, and the dilution efficiency of amorphous phase.
Online since: February 2014
Authors: Poedji Loekitowati Hariani, Fahma Riyanti
There are several methods used to treat wastewater which contain Cr(VI), such as reduction [7], adsorption [6, 8, 9], and extraction [10].
The adsorption capacity of CuFe2O4 to Cr(VI) was smaller when compared to the reduction method using H2SO4 and modified chitosan [7,9] but CuFe2O4 has the advantage such as it does not require filtration and adsorption time was faster.
Nurlisa, Reduction of Cr(VI) ions in aqueous used FeSO4, J.
Physic.Scien. 6 (2011) 6257-6267 [15] JCPDS card 25-283, International center for diffraction data, Swathmore, PA, 1986 [16] H.M.
Online since: December 2014
Authors: Ilya Latushkin, Maksim S. Tepterev, Evgeniy V. Aryshenskii
The results of the study mayimprove the relations obtained in [7-8] and develop processes allowing us to achieve a significant reduction in strip anisotropy even with a high Fe content.
Reduction, % Rolling force, [t] Speed, [m/min] 3104, hhot rolled = 2.2 mm F1 40–50 1000–1500 20–30 F2 40–50 1000–1500 45–50 F3 40–50 1000–1500 85–90 F4 40–50 500–1000 165–170 F5 35–45 500–1000 290–300 The samples were cut out after complete cooling of the coils produced from each ingot.
A change in the volume fraction of texture components depending on the Fe content As it can be seen from the data presented above, with an increase in the Fe content there is a predictable growth in the number of textureless components.
This is due to the fact that this parameter is directly affected by not an increase in a textureless component, but by the reduction in the amount of a cube texture which starts at a given Fe content.
Online since: October 2012
Authors: Iis Sopyan, Ramesh Singh, M.A. Hassan, K.Y. Sara Lee, K.M. Christopher Chin, C.Y. Tan, J. Purbolaksono, W.D. Teng
Although ball milling is widely used for particle reduction purposes, it is not a good option as prolong periods of milling would only wear the milling media quickly and result in contamination of the product [9, 10].
The results also indicated that with ultrasonication (minus the ball milling), there is a reduction in the secondary phase as indicated by the decreased in the corresponding X-ray peaks when the ultrasonic amplitude was increased from 30% to 50%.
The crystallite sizes of the powders as calculated from Scherrer's equation based on the XRD data are presented in Table 1.
Eiff "Size reduction of clay particles in nanometer dimensions" Mat.
Online since: October 2013
Authors: Mario Tello, Carolina Hernández, Alex González, Paulina Pradel, Maria Paz Villarroel, Gino Corsini
However, molecular analyzes failed to detect the presence of this gene in the S. equorum LMA-2 (data not shown).
Campos-Garcia, Reduction and efflux of chromate by bacteria.
Hasnain, Reduction of toxic hexavalent chromium by Ochrobactrum intermedium strain SDCr-5 stimulated by heavy metals, Bioresour.
Patel, Hexavalent Chromium Reduction by Staphylococcus Sp.
Online since: October 2015
Authors: Leandro S. Oliveira, Raniro Coelho, Roberto Schor, Vítor P. Monken
As the steel is drained, at a certain height from the bottom of the ladle, a draining funnel is formedand, when it reaches a critical height,due to the reduction in thedifferential static pressure between the slag-molten steel interface and the nozzle entrance, the slag starts to be carried down along with the steel to the tundish, producing exogenous inclusions in the final product.
The obtained data showed a deviation of less than 5%.
The time step of 0.01 seconds was selected since further reduction did not affect the solution accuracy (FIG. 3).
Conclusion An innovative device, comprised of an air-suctioning spear placed above the slag layer in a molten steel ladle, was proposedfor the reduction of the critical draining height in the steel ladle teeming process.
Online since: October 2014
Authors: Eva Jankovichová, Minh Nguyen Tien, Rastislav Ingeli, Miroslav Čekon
Tools and measures to accelerate the improvement of the energy performance of buildings and their implementation into the buildings with almost zero energy so that the supply of energy from renewable sources in the building or close by 2020, to achieve at least a 50 % reduction in primary energy.
Balance between the material cost, technical equipment and the overall reduction of the progressive energy performance are the one of looking for optimal solutions.
This solution is applied to a specific site of a residential building, where there was a real wind intensity measured on the basis of monitoring data for the last 3 years by Slovak Hydrometeorological Institute (SHMÚ).
Finally, this study represents app. 8.8 years payback period (there is 32 wind turbine), whereas with any support it might have even more significant reduction from customer’s point of view and finally have potential to meet requirements of recently given targets of European energetic strategy.
Online since: August 2019
Authors: Hadi Akbari-Zadeh, Ahmad Shanei, Hamid Fakhimikabir, Neda Attaran
Statistical Analysis The collected data were analyzed using SPSS version 22 software.
Data exhibited on the curves were stated as mean ± SEM, and other data were stated as mean ± SD. 3.
This information confirms the results of the MTT assay data, but there were differences in their patterns.
In addition, the data for 72 h are shown in Fig 4(c).
The nano-sonosentization data demonstrated that human cervical cancer cells were sonosensitized by GNPs.
Online since: June 2010
Authors: Yong Feng Li, An Ying Jiao, Xiao Ye Liu, Zi Rui Guo
Exceeding OLR would arouse great change of internal environment parameters, such as pH, ALK(aikalinity), ORP(oxidation-reduction potential) in CSTR, and the microbial community structure would change while the metabolism of microorganism was inhibited badly.
On trial, a mass of bacterial flocculate effusion from wastewater is observed, and reduction bacterial population will decrease the organic of hydrogen production.
In this study, small amounts of alcohols actually existed throughout the experiment and their concentrations decreased gradually with HRT increasing (concrete data not shown here).
Due to higher biogas yield and operation as low as 8 h of HRT, the UASB reactor seemed to be a better choice for continuous hydrogen fermentation and wastewater reduction.
The obtained results provided useful data for biological hydrogen production on a large scale.
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