solar electric power supply

... DIMENSIONING A SOLAR ELECTRIC SYSTEM Preconditions The basic precondition is that the mean solar electric power supply must be at least equal to the mean power demand Whenever demand and supply are ... ratings for solar electric power supply systems Power rating of the system Typical consumer Examples mW Appliances with integrated circuits and minimized energy consumption Solar powered watches ... discharges 11.4 11.4.1 ASPECTS FOR THE CHOICE OF THE BATTERY Power Rating Table 11.1 lists the power ratings of different solar electric power supply systems This listing also shows the typical load

Ngày tải lên: 05/07/2014, 07:20

... trạng thái từ powerSupply trong bảng điều khiển 2.2 powerSupply - powerSupply là tiến trình con của connectMng, được tạo ra cho nỗi connection tới của eleEquip Chức năng của powerSupply là nhận ... trình elePowerCtrl - Chức năng cụ thể: + Gửi yêu cầu tới powerSupplyInfoAccess để đọc ghi thông tin Trang 9+ Gửi yêu cầu kết nối và ngắt của thiết bị cho elePowerCtrl.+ Trả về kết quả của elePowerCtrl ... eleEquip, connectMng thực hiện enqueue và dequeue 2.4 elePowerCtrl - Trung tâm xử lý phân phối điện - Nhận yêu cầu từ powerSupply, gửi yêu cầu powerSupplyInfoAccess cập nhật lại thông tin hệ thống cũng

Ngày tải lên: 20/10/2022, 09:39

... (bằng chuỗi ký tự) trạng thái từ powerSupply bảng điều khiển 2.2 powerSupply - powerSupply tiến trình connectMng, tạo cho nỗi connection tới eleEquip Chức powerSupply nhận yêu cầu TCP tới thiết ... ngắt thiết bị cho elePowerCtrl + Trả kết elePowerCtrl cho thiết bị client + Khi ngắt kết nối TCP, powerSupply chấm dứt tiến trình 2.3 connectMng - Tạo chấm dứt tiến trình (powerSupply) dựa vào kết ... kết nối 1.2 Hệ thống quản lý điện cung cấp Thiết kế 2.1 eleEquip 2.2 powerSupply 2.3 connectMng 2.4 elePowerCtrl 2.5 powerSupplyInfoAccess KIỂM THỬ Chạy chương trình Kết ĐÁNH GIÁ Công việc thực

Ngày tải lên: 21/10/2022, 04:48

... trạng thái từ powerSupply trong bảng điều khiển 2.2 powerSupply - powerSupply là tiến trình con của connectMng, được tạo ra cho nỗi connection tới của eleEquip Chức năng của powerSupply là nhận ... elePowerCtrl - Chức năng cụ thể: + Gửi yêu cầu tới powerSupplyInfoAccess để đọc ghi thông tin 8 Trang 9+ Gửi yêu cầu kết nối và ngắt của thiết bị cho elePowerCtrl.+ Trả về kết quả của elePowerCtrl ... eleEquip, connectMng thực hiện enqueue và dequeue 2.4 elePowerCtrl - Trung tâm xử lý phân phối điện - Nhận yêu cầu từ powerSupply, gửi yêu cầu powerSupplyInfoAccess cập nhật lại thông tin hệ thống cũng

Ngày tải lên: 01/12/2022, 09:37

... trạng thái từ powerSupply trong bảng điều khiển 2.2 powerSupply - powerSupply là tiến trình con của connectMng, được tạo ra cho nỗi connection tới của eleEquip Chức năng của powerSupply là nhận ... trình elePowerCtrl - Chức năng cụ thể: + Gửi yêu cầu tới powerSupplyInfoAccess để đọc ghi thông tin. Trang 9+ Gửi yêu cầu kết nối và ngắt của thiết bị cho elePowerCtrl.+ Trả về kết quả của elePowerCtrl ... eleEquip, connectMng thực hiện enqueue và dequeue. 2.4 elePowerCtrl - Trung tâm xử lý phân phối điện - Nhận yêu cầu từ powerSupply, gửi yêu cầu powerSupplyInfoAccess cập nhật lại thông tin hệ thống cũng

Ngày tải lên: 23/12/2023, 22:44

... Crisis / 10 2 Electric Power System 13 Customers / 14 Sources of the Electric Energy—Generation / 15 Delivery System / 17 Interconnections / 19 Grid / 21 3 Basic Electric Power Concepts 23 Electric ... Current / 33 Power in Alternating Current Circuits / 33 Real Power / 34 Reactive Power / 34 Advantages of AC over DC Operation / 35 Transformers / 36 Power Flow / 37 Division of Power Flow Among ... Frank Delea UNDERSTANDING ELECTRIC POWER SYSTEMS An Overview of the Technology and the Marketplace A John Wiley & Sons, Inc., Publication UNDERSTANDING ELECTRIC POWER SYSTEMS IEEE Press

Ngày tải lên: 31/12/2013, 21:57

... Sim Waukesha Electric Systems Scott H. Digby Waukesha Electric Systems Dudley L. Galloway ABB Power T&D Company Dan Mulkey Pacific Gas & Electric Co. Paulette A. Payne Potomac Electric Power ... Inc. Shirish P. Mehta Waukesha Electric Systems William R. Henning Waukesha Electric Systems Alan Oswalt Waukesha Electric Systems Philip J. Hopkinson Square D Company Andre Lux ABB Power T&D Company, ... “Transformers” The Electric Power Engineering Handbook Ed. L.L. Grigsby Boca Raton: CRC Press LLC, 2001 3 Transformers James H. Harlow Harlow Engineering Associates 3.1Theory and PrinciplesHarold Moore 3.2Power

Ngày tải lên: 05/03/2014, 16:20

... you can buy: Power Rating The power rating of a power supply is most often referred to as its wattage You can usually tell the power rating of... use, there’s a great power calculator ... power It’s responsible for converting AC electricity from the mains into the more usable, lower power DC before distributing it to the other components The most common type of power supply ... [...]... Power Supply (PSU) An introduction to Power Supplies The power supply is probably best described as being the heart of the

Ngày tải lên: 19/03/2014, 20:35

... Cataloging-in-Publication Data Electric power substations engineering / edited by John D McDonald. p cm — (Electric power engineering series ; 8) ISBN 0-8493-1703-7 (alk paper) 1 Electric substations ... Trang 1ElECTRIC POWER SUBSTATIONS ENGINEERING Trang 3C RC P R E S SBoca Raton London New York Washington, D.C ElECTRIC POWER SUBSTATIONS ENGINEERING Edited by ... Trang 5Preface The electric power substation, whether generating station or transmission and distribution, remains one of the most challenging and exciting fields of electric power engineering

Ngày tải lên: 21/03/2014, 12:08

... high-high-voltage power electronic substations This section focuses on the specifics of power electronics as applied in substations for power transmission purposes The dramatic development of power electronics ... high-tech power engineering field Within the IEEE, the group that deals with high-voltage power electronic substations is the IEEE Power Engineering Society (PES) Substations Committee, High Voltage Power ... high-voltage power electronic substations may emit electric and acoustic noise and therefore require special shielding Extra fire protection is applied as a special precaution because of the high power

Ngày tải lên: 21/03/2014, 12:09

... 7-18 Electric Power Substations Engineering the two best candidates IEEE Standard... Piscataway, NJ, 1994 3 Institute of Electrical and Electronics Engineers, IEEE Standard Electrical Power ... Integration IED Implementation Power System Equipment (Transformers, Breakers) 1703_Frame_C07.fm Page 3 Monday, May 12, 2003 5:53 PM © 2003 by CRC Press LLC 7 -4 Electric Power Substations Engineering ... 2003 5:53 PM 7-16 Electric Power Substations Engineering The UCA Users Group was first formed in 2001 and presently has 34 corporate members, including 17 suppliers, 14 electric utilities,

Ngày tải lên: 21/03/2014, 12:09

... 980-1994 (R2001)] References 8-15 Containment and control of oil spills at electric supply substations is a concern for most electric utilities The environmental impact of oil spills and their cleanup ... of electrical apparatus installed in substations are filled with oil that provides the necessary insulation characteristics and assures their required performance Electrical faults in this power ... Kertesz Hydro One Networks Inc. 1703_Frame_C08.fm Page 1 Monday, May 12, 2003 6:00 PM Trang 28-2 Electric Power Substations Engineering3 Any facility which has spilled more than 3786 l (1000 gal) of

Ngày tải lên: 21/03/2014, 12:09

... Computers 9.2.4.2 Electric Fields Electric fields are present whenever voltage exists on a conductor. Electric fields are not dependent on the current. The magnitude of the electric field is a ... Guide for Electric Power Substation Physical and Electronic Security, IEEE P1402/D8, draft dated April 1997.2 IEEE Guide for the Design, Construction, and Operation of Electric Power Substations ... 100-1996 IEEE Standard Procedures for Measurement of Power Frequency Electric and Magnetic Fields from AC Power Lines, IEEE Std 644-1994 National Electrical Safety Code® (NESC®) (ANSI), Accredited

Ngày tải lên: 21/03/2014, 12:09

... conductors against fusing, IEEE Trans Power Appar Syst., 100, 51–59, 1981 14 Institute of Electrical and Electronics Engineers, IEEE... Reevaluation of lethal electric currents, IEEE Trans Ind ... 1703_Frame_C11.fm Page 1 Wednesday, May 14, 2003 1:11 PM © 2003 by CRC Press LLC 11 -2 Electric Power Substations Engineering There are many parameters that have an effect on the voltages ... 1703_Frame_C11.fm Page 3 Wednesday, May 14, 2003 1:11 PM © 2003 by CRC Press LLC 11 -4 Electric Power Substations Engineering (11.2) The resistance of the foot in ohms is represented by

Ngày tải lên: 21/03/2014, 12:09

... seismic standardization of substation power equipment in the electric power industry 13.2 IEEE 693 — a Solution The requirements necessary to qualify that substation power equipment can withstand seismic ... considerations, in The Electric R.P Stewart BC Hydro Rulon Fronk Consultant Tonia Jurbin BC Hydro 1703_Frame_C13.fm Page 1 Monday, May 12, 2003 5:48 PM Trang 213-2 Electric Power Substations Engineeringqualification ... consideration is classified as power equipment or not Assuming the component is classified as nonpower equipment, the next step is to determine what type of nonpower equipment the component is

Ngày tải lên: 21/03/2014, 12:09

... extinguishing agent supply, control valves, a delivery system, and fire detection and control equipment. The agent supply may be virtually unlimited (such as with a city water supply for a sprinkler ... Paris, 1992. 4. Edison Electric Institute, Suggested Guidelines for Completing a Fire Hazards Analysis for Electric Utility Facilities (Existing or in Design), Edison Electric Institute, Washington, ... 1703_Frame_C14.fm Page 1 Monday, May 12, 2003 5:48 PM © 2003 by CRC Press LLC 14 -2 Electric Power Substations Engineering A probability that a fire will actually occur during a specified

Ngày tải lên: 21/03/2014, 12:09

... 20th century As the demands for reliable electric power became greater and as labor became a more significant part of the cost of providing electric power, technologies known as “supervisory ... Control and Data Acquisition (SCADA) As reliance on electric power grew, so did the need to find ways to improve reliability Generatingstations and power lines were interconnected to provide redundancy, ... electronic devices, or IEDs FIGURE 15.1 Electrical World advertisement, October 31, 1932. 1703_Frame_C15.fm Page 3 Monday, May 12, 2003 8:38 PM Trang 415-4 Electric Power Substations EngineeringEarly

Ngày tải lên: 21/03/2014, 12:09

... 1402 for Electric Power resulting from the placement and use in the described manner. John Oglevie Power Engineers Pat Rooney Rooney Protective Consulting Group Trang 216-2 Electric Power Substations ... equipment can affect the integrity of the electric power supply and the reliability of the transmission and distribution grid, if the intrusion results in power interruptions Intruders have been ... discussed as the subject of a security threat A panel of electric power engineers in 1950 published a report analyzing the vulnerability of domestic electric systems [1] They stated: “The concerted attack

Ngày tải lên: 21/03/2014, 12:09

... Institute of Electrical and Electronics Engineers, IEEE Standard Dictionary of Electrical and Electronics Terms, ANSI/IEEE Std 100-1984, 3rd ed., IEEE, Piscataway, NJ, 1984, p 769 15 Institute of Electrical ... J., Information Security Primer, EPRI Report TR-100797, Electric Power Research Institute, Palo Alto, CA, Sep 2001 4 North American Electric Reliability Council (NERC), Process Controls System ... 1703_Frame_C17.fm Page 5 Monday, May 12, 2003 5:47 PM © 2003 by CRC Press LLC 17 -6 Electric Power Substations Engineering intruder can patch into the communications channel to a substation

Ngày tải lên: 21/03/2014, 12:09

... Hanson, Andrew “Electric Power Utilization” The Electric Power Engineering Handbook Ed L.L Grigsby Boca Raton: CRC Press LLC, 2001 Electric Power Utilization Andrew Hanson ABB Power T&D Company ... Company 7.1 Metering of Electric Power and Energy John V Grubbs 7.2 Basic Electric Power Utilization — Loads, Load Characterization and Load Modeling Andrew Hanson 7.3 Electric Power Utilization: ... Metering of Electric Power and Energy John V Grubbs Electrical metering deals with two basic quantities: energy and power Energy is equivalent to work Power is the rate of doing work Power applied

Ngày tải lên: 21/03/2014, 12:12