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central heating and cooling systems cost

Parametric analysis of geothermal residential heating and cooling application

Parametric analysis of geothermal residential heating and cooling application

Vật lý

... reads the annual TRNSYS heating and cooling load profile so as to determine the values of the peak heating and cooling loads for each month of the year (see Table 2) and their durations. Moreover, ... geometrical attributes and infH the factor of opening’s position and air force exposure. Annual heating demand of the building is 33.78 kWh/m2 whereas cooling demand is 27.34 kWh/m2. ... temperature estimations (average deviation ±2.5 K) when annual heating and cooling demand values are close and approximately equal to 30 kWh/m2 and it is assumed heat pump absence. 5. Conclusion...
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Children’s Health Deficits due to Diarrhoea: Effects of Water Supply and Sanitation Systems in Slums with Different Water Logging Conditions

Children’s Health Deficits due to Diarrhoea: Effects of Water Supply and Sanitation Systems in Slums with Different Water Logging Conditions

Môi trường

... SHU: Short-term and Heavy rainy, SDG: Short-term and Drainage, LSD: Long-term and Stagnant, LHT: Long-term and Heavy rainy, LMK: Long-term and Monsoon flood, PDL: Persistent and Drainage, PHS: ... supply and (c) sanitation systems and attitudes for (d) water treatment at home, (e) children’s defecation habits and (f) hygiene practices Note: Communities code name, SRM: Short-term and Rainy, ... no latrine at allHand washing with soap before eating Hand washi ng without s oap before eating No hand washing before eating Hand washing after defecation with soap Hand washing after defecation...
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Nano and Microelectromechanical Systems P4

Nano and Microelectromechanical Systems P4

Cơ khí - Chế tạo máy

... rotational, and hybrid actuators and sensors can be synthesized, and a motion classifier is{ }ℵ∈=ℵ nn:.Therefore, we have( ){ }ℵ∈∈∈∈=ℵ××× nTtGgMmntgmTGM and, ,:,,,.Winding and cooling, power and ... for their efficiency and fitness. Performance (regret) functionals canbe designed to integrate weighted cost integrands (terms), and linear and nonlinear optimization (linear and nonlinear programming) ... excitation, air gap and winding configurations, cooling and other important quantities. All possible actuator and sensorconfigurations can be classified using endless (closed) and open-ended(open)...
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VoIP: How to Plan for the Bandwidth and Calculate the Cost Savings

VoIP: How to Plan for the Bandwidth and Calculate the Cost Savings

Quản trị mạng

... require 104 Kbps extra bandwidth in the busiest hour at HQ and six lines ateach remote site require 62.4 Kbps extra bandwidth.Bandwidth at HQ and the remote sites is sufficient and no increase is ... courses and enhanced, hands-on labs offer practical skills and tips that you can immediately put to use.Our expert instructors draw upon their experiences to help you understand key concepts and ... for voice and data integration using voice over IP (VoIP) are catching the attention ofCFOs, CIOs and others involved on the cost side of any business. This white paper will show the cost justifica-tion...
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Nano and Microelectromechanical Systems P6

Nano and Microelectromechanical Systems P6

Cơ khí - Chế tạo máy

... NANO- AND MICROELECTROMECHANICAL SYSTEMS 4.1. FUNDAMENTALS OF ELECTROMAGNETIC RADIATION AND ANTENNAS IN NANO- AND MICROSCALEELECTROMECHANICAL SYSTEMS The electromagnetic power is generated and ... fields,electric and magnetic field vectors form separate and independent pairs. Thatis, E and D are not related to H and B, and vice versa. However, for time-varying electric and magnetic fields, ... closed-loop systems use the data from differentsensors, feedback commands (controls) are generated and executed, and intelligent updates and evolution are performed. The feedback for sensor and control...
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Nano and Microelectromechanical Systems P5

Nano and Microelectromechanical Systems P5

Cơ khí - Chế tạo máy

... the stator and rotor circuitry dynamics. As the control and statevariables we use the voltages applied to the stator (as and bs) and rotor (ar and br) windings, as well as the stator and rotor ... bs, and ics are the phase currents in the stator windings as, bs and cs;i iqs ds, and ios are the quadrature-, direct-, and zero-axis components ofstator currents;ψ ψas bs, and ... ds, and ψos are the quadrature-, direct-, and zero-axis components ofstator flux linkages;u uar br, and ucr are the voltages in the rotor windings ar, br and cr;u uqr dr, and uor...
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The Future of Wireless Banking Implementation of Wireless Banking and Financial Systems

The Future of Wireless Banking Implementation of Wireless Banking and Financial Systems

Ngân hàng - Tín dụng

... changing standards for APIs,gateways, security methods, screens, operating systems, and browsers. There are also variable computingpowers on the handheld devices and different bandwidth requirements.Wireless ... wireless coverage, cost reduction in networking, and improvement in handheld devices, and bandwidth efficiency. Today, we can accomplish far more inwireless services, where it was not cost justifiable ... install, configure and add new services:• The client application must be easy to install, customize, and add new handheld devices.• Easy to Integrate with other servers and Back-End systems: • Integration...
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Darwinism, Design, and Complex Systems Dynamics

Darwinism, Design, and Complex Systems Dynamics

TOEFL - IELTS - TOEIC

... Evolution and the Meanings of Life. NewYork: Simon and Schuster.Depew, D. J. 1998. Intelligent design and irreducible complexity. A rejoinder. Rhetoric and Public Affairs 1: 571–8.Depew, D. J., and ... Evolutionary Systems: Biological and EpistemologicalPerspectives on Selection and Self-Organization, ed. G. Van de Vijver, S. N. Salthe, and M. Delpos. Dordrecht: Kluwer, pp. 59–66.Weber, B. H., and ... Brains, Cities, and Software.New York: Scribner.Joyce, G. F., and L. E. Orgel 1993. Prospects for understanding the origin of theRNA world. In The RNA World, ed. R. F. Gesteland and J. F. Atkins....
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GSM, cdmaOne and 3G systems P1

GSM, cdmaOne and 3G systems P1

Điện - Điện tử

... isH4="H2H2H2H2#=26664111111111111111137775(1.45)where row 1 and column 1 are Walsh code 0, or w0;row3andcolumn3arew1;row 4and column 4 are w2; and row 2 and column 2 are w3. The Walsh code number wjis ... vectorsg1=101] and g2=111](1.17) and the corresponding code wordc2c1],wherec1=264b2b1b0375g1 and c2=264b2b1b0375g2(1.18) and where b0, b1,andb2are ... polynomialsg1(z)=1+z2 and g2(z)=1+z+z2(1.19)where 1 denotes the present input bit, and z and z2represent the previous input bits havingone and two clock period delays, respectively, and +is...
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Tài liệu LoopStar® 745 and LoopStar® 745P Cost-Effective Ethernet Over DS3 Solutions With Carrier-Class Management Capabilities doc

Tài liệu LoopStar® 745 and LoopStar® 745P Cost-Effective Ethernet Over DS3 Solutions With Carrier-Class Management Capabilities doc

Phần cứng

... 19” and 23” LPS-745P-24DC L1rack mount brackets, license for basic software and documentation09/06 • 102158AE LoopStar®745 and LoopStar®745 P LoopStar®745 and LoopStar®745P Cost- Effective ... managed remotely and new services can be turned up quickly and easily without anytruck rolls, providing huge operational savings. The LoopStar 745 and LoopStar 745P also offer two hands-off cable ... 10/100BT, DS3 uplink)*Includes: 1 AC power supply and AC power cord, 19” and 23” LPS-745-AC L1rack mount brackets, license for basic software and documentationLPS-745-48VDC Package (2 10/100BT,...
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