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Online since: October 2014
Authors: Xiu Bo Luo, De Min Xu, Xiao Mei Hu
Moisture dissolved oil trace detector is a professional equipment to online measure moisture in lubricants and insulating oil.
Figure 5 Moisture dissolve oil trace detector There presence of water in oil is divided into three types: dissolve in water, free water, emulsified water.
Dissolved water is also known as saturated aqueous, and it is formed by water in the air into the oil because the oil itself has water absorption.
Free water means water into the oil will gradually focus to the bottom of the tank after standing some time.
Emulsified water means water molecules or small molecules in the state of uniform distribution group in the fluid, even if it is difficult to precipitate out of the long standing water in the state.
Online since: March 2014
Authors: Wei Wang, Chuang Zong Zhao, Wen Guang Zhang, Qing Hao Wang, Cheng Zhao Gu, Feng Shi, Xin Jin, Bo Fang, Yi Wang
., Ltd. in 2007 production, the same year on December 20 and put into operation Figure 1 A phase-to-ground lightning flashover discharge Accident Analysis (1) Visual inspection To identify the cause of the accident, the first visual inspection of the arrester found flange three-phase arrester porcelain were filled with water, brown water rendering judgment contains a lot of rust; within the faulted phase arrester fixed rim flange and bolt severe corrosion, explosion-proof membrane damage.
Figure 2 Arrester flange are filled with water Figure 3 Valves scattered cases Internal inspection To further identify the cause of the accident, for the replacement of the three-phase arrester disintegration checks.
Both ends of the cover made ​​of cast iron, cast iron casting themselves poor quality, trachoma and more, there is a gap in the seal groove during processing, so that the sealing gasket installed does not work, moisture and water intrusion from the gap
(3) Infrared Temperature Infrared temperature measurement is carried out in precise arrester charged state temperature, through horizontal and vertical comparison, can be found at a certain degree of deterioration from moisture and lightning running varistor, but needs strong professional testers
China Water Power Press, 2011
Online since: September 2013
Authors: Lei Wang, Peng Xiao
Investigation on Synthesis Conditions of Silicon- doping Hydrotalcite-like Compounds WANG Lei1, a, XIAO Peng1, b 1 Jilin College of Professional Industry and Technology, China, jilin a wanglei03@163.com,b xp0614@163.com Keywords: Silicon-Doped–HTLc;co-precipitation;synthesis conditions Abstract.
Making up a prescription referenced to the formula of Mg6(Al2-xSix)(OH)16CO3·4H2O, MgNO3 , NaAlO2, NaOH, Na2SiO3, and Na2NO3 solutions were mixed by an experimental ratio, and the mixture was dripped into a flask containing distilled water slowly, Stirred constantly in a pH environment of 8~9.
Finishing dripping, the flask was setted into a thermostatic water-bath for 4 hours.
Online since: July 2014
Authors: Lin Zhang
Design Builder can be easily utilized, so that even a non-professional user can quickly conduct modeling for a complex building .
After the processing of visualization on Design Builder model, 3D model can be output to other softwares and can play a role during the presentation . 4.2 HVAC Analysis Design Builder v3 provides a more powerful and flexible way to access Energy Plus HVAC model, and uses the complete ASHRAE 90.1 baseline HVAC system type to analyze gas load and water route. 4.3 Daylighting Analysis Internationally accepted American Radiance lighting analysis core is applied to map isophotes and calculate the average lighting factor.
Fig 2 The air flow simulation Conclusion Design Builder building software, through analyzing the basic information of project and the difference of building types , develops different technical route strategies and project location; through providing a rich selection library of products, helps designers effectively analyze the built environment; and through establishing a unified data model, completes the computational analysis of energy conservation, simulation of building energy conservation, integrated design of solar energy water heater and architecture, and some relevant simulation work, which greatly improves the design efficiency.
Online since: May 2012
Authors: Zhi Neng Fu, Hui Ying Jia, Zu Yi Cao
In other words, that is water, electricity and gas, which is relevant to the economic growth and people's lives.
Developing and Promoting Solar Energy As for legal protection, in 2008 Wuhan Construction Committee introduced the first energy-saving new rules "Guidance on Promoting the Use of Solar Hot Water System in the New Construction Projects" so as to promote the application of solar energy.
According to the Guidance, from April 1 on, the new buildings, especially under the 12-storey, which were qualified could install a solar hot water system [1].
By using bond funds and government financial assistance, Wuhan invested much money to support rural biogas construction, issuing a series of management practices and focusing on promotion of "four-integration" mode and "a pool with three changes" mode (biogas and changing kitchens, lavatories and water).
Finally, there is still short of high-qualified professionals, which is one of the key factors restricting the development of Two-oriented energy.
Online since: September 2021
Authors: Andreea Gabriela Trif, Cristian Oliviu Burada
The main professional concepts must be supported by effective urban instruments, implemented at administrative level.
One of the most important problems in Craiova has been the lack of water supply throughout history.
Thus, the fountains of the city take on overwhelming significance for its development, as the water springs have the power to attract the inhabitants equivalent to that of the churches.
Center area historical buildings functions types Interventions on historical monuments and buildings that have been identified as having the highest degree of protection will focus on safeguarding cultural value as a priority: - restoration of interior elements considered valuable including restoration of elements affected by previous interventions; - the removal of partitions which affect the cultural integrity of the inner spatial configuration; - restoration of the facades and their decorative components; - in the case of elements whose proportions have changed over time through non-professional interventions, it is mandatory to return to the original form; - restoring facade finishes in respect of the original image, where they have been aggressively replaced; - removing all unsuited elements and replacing them, where appropriate, with discrete and appropriate contemporary elements from the environmental and urban point of view; - removal of all secondary constructions
The proportion of the safeguard and development works ratios will be determined by the historical studies and interventions will be within the limits set out, namely: - restoration of interior elements with cultural values including restoration of elements affected by prior interventions; - the removal of partitions which affect the cultural integrity of the interior spatial configuration; - restoration of the façades affected by interventions prior to the study; where plastic decorations can be identified by means of historical documentation or analogies it is mandatory to restore them, but it is appropriate to highlight the lack of the original substance by discrete markings; - in the case of voids whose proportions have changed over time through non-professional interventions, it is mandatory to return to the original form; - restoring facade finishes in respect of the original image, where they have been aggressively replaced; - removing all destructuring elements and replacing
Online since: January 2014
Authors: Ying Ou
Migrant workers in service enterprise are construction professionals who are relatively fixed. which is about 4%-5% of their migrant workers in the construction industry.
[M], Construction safety management,China Water Conservancy and Hydropower Press, (2001) [5] Shilian Zhang[J],Internalization analysis of building construction safety accident loss, China Safety Science Journal,(2006) [6] Ying Ou,Study on the social responsibility of construction enterprise,Building economy, (2007)
Online since: January 2012
Authors: Min Yang
In addition, it provides IT technique support service and professional learning to readers; its service extends to the use of hardware of computer, learning space diversification, team cooperation and communication.
The cafe without library is just like the fish without water, so resources are the base of the cafe.
The university library cafe in future will be a constant developing information resource base, and the professional and skilled staffs provide fast and precise service to obtain information resource, it is a comfortable environment which can get technology support and promote academic research, it is a collaborative learnings.
Online since: September 2013
Authors: Li Jing Dong
Industrial waste water and SO2 emissions get through a decreasing trend.
In 2005,shenyang’s dadong and yuhong’s second industry output value accounts for the proportion of the second industry GDP rises to 54.5%, The second industry professionals accounted for 51.9% of the employees, The future industrial park planning land of 116.50 km2.
Online since: June 2014
Authors: Xiao Lu Wang
Since the battery pack weight greater specialization required to replace the battery stronger, to be staffed with professionals with specialized machinery to quickly complete the battery replacement, charging and maintenance.
The charge can be directly controlled by local grid companies, similar to the current water heating or air conditioning system control unit.
Showing 1471 to 1480 of 3745 items