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- District power supply line loss of the three major systems management
Abstract: The energy loss is the electricity power grid is an important business technical and economic indicators, reduce the line loss rate is the face of all the major power companies work and long-term task. This indicator relates to the transmission, transformation, distribution, use and other aspects of , and its level of power supply enterp...
Post Time:Jun 14,2010 TAG:Power Engineering - Demand Side Management Application Management System CCMS
Abstract: Demand Side Management in the copy management system is the set of a new technology, is a measurement of the electric power automatic data acquisition, transmission and processing system that overcomes the low efficiency of traditional manual meter reading mode and easy to go wrong The disadvantage, not only can improve labor efficiency,...
Post Time:Jun 14,2010 TAG:Power Engineering - Protective actions of a chain and concealment
Abstract: The protection of the existence of a chain of actions and hidden due to its chain and hidden, often resulting in incorrect protection operation. These are not the correct action, including malfunction and refuse to move will cause significant power system loss, for which protection needs in every detail checks, interlocking. extracted fr...
Post Time:Jun 14,2010 TAG:Power Engineering - Improve the power grid at the southern suburbs of Taiyuan, the accuracy of load forecast
Abstract: The southern suburbs of power load characteristics of an in-depth analysis, the influential factors in load forecasting accuracy, and proposed to increase the load forecast accuracy measures. Keywords: load forecasting; load analysis; specific measures Abstract: Carries on the thorough analysis to the Nanjiao electrical network load ...
Post Time:Jun 13,2010 TAG:Power Engineering - Safety of Substation
Keywords: substation, safety, production Electricity production is not only a simple business, but is a production, supply and marketing at the same time, while completing a feature of the commercial and service industries, is in production, distribution and sales of industrial and commercial complex. Electric Power Enterprise security. not only...
Post Time:Jun 11,2010 TAG:Power Engineering - # 2 220kV Substation Qiligou Analysis and Treatment of Main Transformer Failure
Abstract: Shuozhou region Qiligou 220kV Transformer Substation 2 # tracking analysis and DC resistance test to determine the cause of the malfunction general, the process described and presented for the cases of failure's conclusions about the lead. Keywords: transformers, fault causes, treatment, concluded Analysis by gas chromatography gas i...
Post Time:Jun 11,2010 TAG:Power Engineering - Transmission Line Monitoring System
Abstract: With the continuous improvement of equipment status, how to master the lines running in time the environment in science, targeted to identify ways to eliminate potential accidents lines workers has become the most important issue. Key words: transmission lines, line monitoring system 1 Background Overview With the rapid development...
Post Time:Jun 11,2010 TAG:Power Engineering - The advantages of 20kV power supply
Summary: small footprint, transmission efficiency, the relative energy consumption of the 20kV power supply, as the crack power grid construction and land use conflicts and effective means of promotion in most of the country, 20kV voltage level of the application of advanced China upgrading the distribution network for the China Power Grid is a re...
Post Time:Jun 11,2010 TAG:Power Engineering - The development of distribution automation
Abstract: The distribution system automation system integration, not only the interconnection of the system it is important to realize information sharing, complementary function, the channel's public and so on. With a number of automated information private island, features in different single and disconnected and distribution system integrated a...
Post Time:Jun 11,2010 TAG:Power Engineering - Gap capacitance and breakdown field strength of the impact of
Of: Xiao Xiao, Deng Min, Zhi-Gang Xiao, Xu Defu Abstract: The capacitance and breakdown field strength are two important electrical capacitor performance. The plate capacitors and cylindrical capacitors, for example, analysis of existing air gap dielectric capacitance and breakdown field strength of the impact, the results show that the air gap ...
Post Time:Jun 8,2010 TAG:Power Engineering - Hydropower based on ecological environment of Reservoir Operation
Abstract: To improve the reservoir operation, river downstream of compensation or mitigation of negative ecological and environmental impact of building the harmonious development between man and river important research. This article from the hydropower projects on the adverse effects of river ecosystem, optimal scheduling of hydropower reservoir...
Post Time:Jun 8,2010 TAG:Power Engineering - Frequency variation principle and application analysis
Of: Kang Jian-Ming, Li Fenge, Qu Yong Jie Abstract: The systematic analysis of the "frequency variation" technology in a variety of theoretical basis and practical application of protective devices and summarizes the unique advantages of these protective devices. Key words: frequency variation; principle; Computer Protection Abstract: The pa...
Post Time:Jun 7,2010 TAG:Power Engineering - Product testing of the control transmission line towers
Abstract: With the rapid development of the national power grid construction, high voltage transmission line tower assume an increasingly important effect on the tower made higher quality requirements for product testing to ensure the tower in the production process under control and improve the transmission line Tower of product quality, standard...
Post Time:Jun 7,2010 TAG:Power Engineering - Supply and distribution of innovative education technologies in the exploration process of teaching and practice
Paper Keywords: Innovation Outlook constructivist learning to teach awareness of supply and distribution technology Abstract: Training with a strong sense of innovation and superior innovation capability of the students, making it consistent with multi-functional complex times, talent is the practice of higher education goals. How to develop cou...
Post Time:Jun 7,2010 TAG:Power Engineering - Promote the use of LED to save power resources
Abstract: This paper introduces the characteristics of LED, uses its prominent role in saving electricity, development prospects in the coal mine is proposed to promote the use of LED. Keywords: LED; performance characteristics; applications; saving LED (Lighting Emitting Diode) or light-emitting diodes, light emitting device is a semiconducto...
Post Time:Jun 7,2010 TAG:Power Engineering - On the power after the merger integration of human resource management system
Abstract: Human Resource Management has been a vital part of this thesis focuses on the acquisition of power of enterprise human resource management system for the integration of the analysis, the analysis of the M & electricity integrated human resource management system based on the objectives on the mechanism of focus from the integration o...
Post Time:Jun 4,2010 TAG:Power Engineering - Electrical Design of Residential Building
Abstract: With the improvement of living standards and scientific and technological development, electrical design and construction of residential buildings should also keep pace. Outlined the design of modern residential building electrical problems needing attention. Keywords: residential, electrical design, direction As China's social and e...
Post Time:May 27,2010 TAG:Power Engineering - 500KV generator in a power plant switch action of flashover protection
Abstract: A power plant unit # 1 in the process of preparing and network switches for generator in the flashover protection action, resulting in # 1 turbine trip, the boiler MFT. For the protection of the switching process of a detailed analysis of action, and conducted a series related test. Keywords: generator switch, flashover protection acti...
Post Time:May 25,2010 TAG:Power Engineering - Electricity production management system of packaging and implementation of integration technologies
Of: Huang Yue-Min Wang Jian Xiang Lin Meipan Paper Keywords: power production management system Common Information Model (CIM) Universal Data Access (GDA) Abstract: In order to solve the power production management systems and other application subsystems "information island" problem, when made according to IEC 61968 CIM standardization of inf...
Post Time:May 13,2010 TAG:Power Engineering - Lighting of common problems
[Abstract] electrical lighting in addition to lighting, lamps, there should be a corresponding lighting circuit consisting of electrical appliances and lighting systems. Now present several common electrical lighting design, production and use of the issue, talking about their personal view. [Key words] power factor, energy saving switch, emerge...
Post Time:Apr 28,2010 TAG:Power Engineering - Zhou Anhua
[Abstract] Cummins Engine outlined four major systems for daily use and maintenance methods. [Key words] Cummins launch, maintenance, use 〖KH * 2 / 3〗 [Abstract] The article briefly describes four major systems daily usage and maintenance methods of Cummins engine. [Key words] Cummins engine; Maintenance; Usage method 1. Cooling system ...
Post Time:Apr 26,2010 TAG:Power Engineering - The market potential for small cogeneration
[Abstract] small cogeneration market has great potential. [Key words] small cogeneration, market potential [Abstract] The small and medium sized power plant cogeneration market has great potential. [Key words] Small and medium sized power plant cogeneration; Market potential In 2000 China's energy industry has an historic event, which is...
Post Time:Apr 26,2010 TAG:Power Engineering - 60 million tons / year of calcium carbide plant 220KV electrical part of the total drop station design
[Abstract] This paper describes a calcium carbide plant 220KV electrical part of the total drop station design, to work out the plant's main electrical wiring, to determine the capacity of the main transformer, choice of major equipment. Of the total drop stations to do all aspects of electrical taken into account to ensure that the calcium carbid...
Post Time:Apr 24,2010 TAG:Power Engineering - Electrical power generation companies to prevent the misuse of measures and countermeasures
Paper Keywords: electric power generation companies misuse measures and countermeasures Abstract: Electric power generation companies misuse the accident occurred when the power plant itself will cause damage, serious personal injury caused by, a large area power outage, causing adverse effects to society, so how to prevent the misuse of electri...
Post Time:Apr 19,2010 TAG:Power Engineering - Shame on the force destroying the transmission line measure clothing Strategy
[Paper Keywords] transmission line external damage measures and countermeasures [Abstract] Tianshengqiao regional power grid in the Guizhou, Guangxi and Yunnan provinces at the junction, the network has a voltage level of complexity, with AC and DC operation, wiring and other special features. Is the main export and channel west to east. Accordi...
Post Time:Apr 19,2010 TAG:Power Engineering - Discuss the influencing factors in Xingtai power demand and supply measures
Of: Zhang Xing Gu Jianzhong Chu Jianli Paper Keywords: Power analysis of demand for electricity supply strategies Abstract: In this paper, the actual situation in power demand in Xingtai, through market research, the impact on electricity demand factors are qualitative and quantitative analysis. Demand characteristics of an optimized power sup...
Post Time:Apr 12,2010 TAG:Power Engineering - Wavelet transform of acoustic emission signals in the pressure vessel in the feature extraction
Abstract: The work of the environmental impact of pressure vessels, pressure vessels are usually completely acoustic emission noise submerged fault signal. Since FFT is difficult to extract the fault signal characteristics, the paper according to the characteristics of acoustic emission signals and the basic principles and characteristics of wavel...
Post Time:Apr 2,2010 TAG:Power Engineering - Boiler feed water pump maintenance and troubleshooting
Abstract: The boiler feed pump is a safe and stable operation of the boiler foundation, with the automation technology in the boiler feed water applications, modern boiler liquid level control system has become the key to safe and stable operation. In recent years the boiler feed pump failure caused the shutdown of the boiler frequent accidents, t...
Post Time:Apr 2,2010 TAG:Power Engineering - On the substation equipment installation and commissioning of
Abstract: This paper combines four aspects of their own power facilities in the long process of installation and commissioning some experience of installation and commissioning of the substation power facilities and the importance of operating mechanism, for your reference. Keywords: substation equipment installation testing 0 Introduction M...
Post Time:Apr 2,2010 TAG:Power Engineering - On the relay protection of the Accident
Abstract: This paper summarizes the power system relay protection of the common cause of the accident, and accidents by type of class analysis, and treatment is discussed in detail the idea of relay protection and methods of the accident. Key words: method of protection incidents 0 Introduction Relay is an electronic control de...
Post Time:Apr 2,2010 TAG:Power Engineering - Scale-based competition, price regulation method of power
[Abstract] based on yardstick competition in the electricity price regulation model is studied in detail. First, an overview of the yardstick competition regulation and price cap regulation of basic theory, on this basis is established based on yardstick competition and price cap combination supply price regulation model, which uses data envelopme...
Post Time:Mar 31,2010 TAG:Power Engineering - Infrastructure phase of Experience boiler
[Abstract] Dabie Mountains in Hubei Power Plant Phase I project in April 27, 2005 began site preparation, 25 February 2006 the first party started pouring concrete, August 25, 2007 DCS by electricity, February 18, 2008 completed Boiler Cleaning, May 24, 2008 # 1 unit completed 168 hours full load test run. Throughout all stages of the process of c...
Post Time:Mar 31,2010 TAG:Power Engineering - V5 interface technology with optimized power of the voice, Foshan Power Supply Bureau, the access network
[Abstract] V5 interface is designed for access network (AN proposed the development of local exchange (LE and the access network (AN interface between, with an open, business ability, and so on. The article first describes the technical characteristics of V5 Interface V5.2 interface protocol architecture, then introduces the transformation of the ...
Post Time:Mar 31,2010 TAG:Power Engineering - Of "teaching shop" Say No
[Abstract] C2C business booming in China, gave birth to the sentiment of many students opened the "Shop". "Suddenly, such as spring night, the Trees of pear blossoms", more and more professional e-commerce began "shop" into the teaching areas. I believe that the current practice would be "Yamiaozhuchang." This paper pointed out that hidden in the ...
Post Time:Mar 31,2010 TAG:Power Engineering - Baoding Power Customer Service Center Service Comprehensive Evaluation of the effect of
[Abstract] Starting from the theory of customer relationship management, customer relationship management put forward the concept of power, and then based on the customer service center in Baoding Power basic situation, through field research, combined with shortcomings in customer service, employee service for the past Evaluation of the one-sided...
Post Time:Mar 31,2010 TAG:Power Engineering - Protection scheme of distribution transformers
Paper Keywords: distribution transformers; fuse; load switch; circuit breaker Abstract: The paper brief description of the various protection configuration type distribution transformers, through analysis and comparison, proposed strengthening the protection of distribution transformers and optimal allocation of reasonable choice of protection s...
Post Time:Mar 29,2010 TAG:Power Engineering - Operation and management of 35kV substation
Paper Keywords: substation; operation management; substation operation Abstract: Power transformer industry is run run support, good power transformer can be safe and stable operation. Substation and complex operation, from largest to smallest of things have to face every day, often as not handle small problems affect the operation. article 35kV...
Post Time:Mar 29,2010 TAG:Power Engineering - 35kV substation lightning on the impact of electronic equipment and the corresponding preventive measures
Paper Keywords: lightning arrester equipment preventive measures weaknesses Abstract: With the large number of advanced electronic equipment in the extensive application of small rural substations, and our equipment is only available for a substation lightning protection devices, but not for electronic equipment, this article focuses on transfor...
Post Time:Mar 26,2010 TAG:Power Engineering - Of power system protection
Paper Keywords: power system protection power supply system 10kv Abstract: urban power distribution system due to its geographical coverage is extremely vast, extremely complex operating environment and various human factors, the occurrence of electrical failure can not be completely avoided. In the power system of any one accident, are the powe...
Post Time:Mar 26,2010 TAG:Power Engineering - Discussion on the high-voltage DC power supply control system
[Paper Keywords] high-voltage transmission control system for HVDC [Abstract] high-voltage DC transmission (HVDC) transmission technology as a new, and has been wide attention and application. With the "West to East" and "national network" implementation of the strategic plan, China will appear the more An increasing number of direct current tra...
Post Time:Mar 26,2010 TAG:Power Engineering
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