... configurations, and how the equipment is connected to other power sources Stand alone systems Grid interactive systems Hybrid systems GRID CONNECTED SYSTEMS STAND ALONE PV SYSTEMS ... characteristics, PV systems can be designed to meet the energy demand from few watt to megawatt Most favored for remote application where grid extension is not possible Can be designed for both AC and DC ... circuit) Various technology devices available are Crystalline Si, a – Si, thin film technologies like CdTe, CIGS, GaAs, DSSC and organic cells THEORITICAL EFFICIENCY ~BAND GAP ENERGY OF MATERIAL...
Ngày tải lên: 27/01/2016, 16:15
Chapter-10-File systems and devices
... ufs, and file systems on CD-ROM are cd9660 Remote file systems are always nfs Specify swap partitions with swap, and the proc file system with proc • The fourth column contains rw for file systems ... 17:00:47 The Complete FreeBSD (filesys.mm), page 195 195 Chapter 10: File systems and devices FreeBSD devices UNIX refers to devices in the same manner as it refers to normal files By contrast to ... Traditional UNIX systems distinguish two types of device, block devices and character devices FreeBSD no longer has block devices; we discussed the reasons for this on page 35 In traditional UNIX systems, ...
Ngày tải lên: 22/10/2013, 19:15
... on hand,which accounts for the random l e n g t h s Although the wire sizes and lengths are not equal and not standard, the test results are never the less useful when general comparisons and ... information on free energy devices and systems is to make this little known and potentially world-changing field of technology available to a large spectrum of people and to the youth of the world ... demonstrations As is true in most cases of proven and demonstrated devices and systems, Dr Moray was subjected to harassment for his work, including being shot at, and having a test system destroyed by an...
Ngày tải lên: 04/06/2014, 12:43
Aircraft Flight Dynamics Robert F. Stengel Lecture16 Aircraft Control Devices and Systems
... Critical Issues for Control " • Command and control of the control surfaces" – Displacements, forces, and hinge moments of the control mechanisms" – Dynamics of control ... C H command + C Hδ : aerodynamic/mechanical damping moment C Hδ : aerodynamic/mechanical spring moment C Hα : floating tendency C H command : pilot or autopilot input Angle of Attack and Control ... Fly-by-wire/light system" B-47! – Minimal mechanical runs" – Command input and feedback signals drive servo actuators" – Fully powered systems" – Move from hydraulic to electric power" United Flight...
Ngày tải lên: 04/07/2014, 19:28
position-sensitive devices and sensor systems for optical tracking and displacement sensing applications
... Finland 2000 Oulu, Finland (Manuscript received 25 September 2000) Abstract This thesis describes position-sensitive devices (PSDs) and optical sensor systems suitable for industrial tracking and ... standard CMOS technology The circuit and layout design work was done jointly by Prof Timo Rahkonen (Papers X and XIII), Dr Tarmo Ruotsalainen (Paper XI and XIV) and the author (Papers XII and ... ANSSI MÄKYNEN POSITION-SENSITIVE DEVICES AND SENSOR SYSTEMS FOR OPTICAL TRACKING AND DISPLACEMENT SENSING APPLICATIONS Academic Dissertation to be presented...
Ngày tải lên: 03/10/2014, 22:39
Báo cáo y học: "Cancer control through principles of systems science, complexity, and chaos theory: A mode"
... complexity, self-organization and self-adaptation, and looks less and less like an open system Randomness and disorganized complexity with mutations have returned and functionality is decreasing ... stagnation and anarchy…place where a complex system can be spontaneous, adaptive, and alive” [4] The similarity of a fractal pattern and cancer growth can be seen in a comparison of Mandelbrot’s drawing ... entities as an interrelated and a multifunctional system It connects concepts of systems, complexity, and chaos with features of stability and instability, linearity and nonlinearity, bifurcation,...
Ngày tải lên: 26/10/2012, 10:04
Direction and Movement Space Rocks
... rotation (for example, A and S or the command and period) Then, leave the arrow keys to move the gun, and you could have both a moving gun and a rotating barrel The x and y values of the gun are ... arcade games demand more In many games, you need to allow the player to turn and move For instance, a driving game has both steering and forward movement A space game also requires this, and might ... player presses the spacebar • Velocity and position determined by location and rotation of ship • Move according to its velocity Rocks the following: • Have a random starting velocity and rotation...
Ngày tải lên: 29/09/2013, 19:20
File systems
... Cài đặt boot loader LILO: - Cài đặt boot loader LILO - Tìm hiểu file cấu hình lilo.conf: man lilo.conf So sánh file cấu hình với file cấu hình grub.conf Biên soạn: Nguyễn Trí Thức – Lưu Hành Nội ... Đinh Tiên Hoàng, P Đa Cao, Q.1, TP.HCM Tel: (84-8) 38244041 – 0989012418 www.athena.edu.vn Lưu file grub.conf lại khởi động lại hệ thống - Sau khởi động lại hệ thống menu boot sau: Lần lượt chọn ... Đinh Tiên Hoàng, P Đa Cao, Q.1, TP.HCM Tel: (84-8) 38244041 – 0989012418 www.athena.edu.vn - Copy file lilo.conf vào thư mục /etc/lilo.conf - Sử dụng lệnh /sbin/lilo để thay boot loader GRUB boot...
Ngày tải lên: 29/09/2013, 20:20
Administering File Systems
... for the /tmp/swapfile file You can also use the swapon command to see a list of your swaps files and partitions: $ swapon -s Filename /dev/sda5 /tmp/swapfile View all swap files and partitions ... /tmp/swapfile $ sudo mkswap /tmp/swapfile Setting up swapspace version 1, size = 67104 kB The dd command above creates a 32MB file named swapfile The chmod command locks down the permissions on the file, ... 142764 -1 file 65528 -6 To turn off a swap area, you can use the swapoff command: $ sudo swapoff -v /tmp/swapfile swapoff on /tmp/swapfile Swap areas are prioritized The kernel will swap first...
Ngày tải lên: 29/09/2013, 22:20
The 8051 microcontroller and embedded systems using assembly and c 2nd ed
... Microcontroller and Embedded Systems: Using Assembly and C Mazidi, Mazidi and McKinlay Chung-Ping Young 楊中平 Home Automation, Networking, and Entertainment Lab Dept of Computer Science and Information ... Numbering and coding systems Digital primer Inside the computer Department of Computer Science and Information Engineering National Cheng Kung University, TAIWAN NUMBERING AND CODING SYSTEMS Decimal and ... Microcontroller and Embedded Systems: Using Assembly and C Mazidi, Mazidi and McKinlay Chung-Ping Young 楊中平 Home Automation, Networking, and Entertainment Lab Dept of Computer Science and Information...
Ngày tải lên: 04/10/2013, 19:10
Managing File Systems
... major and minor device number Delete the device file What happens to that session? Log out of the session Now what happens? Recreate the device file Devices, Partitions and File systems Device files ... Native File System - ext3 Overview Historically, Linux has had several native file systems Originally there was Minix which supported file systems of up to 64Mb in size and 14 character file names ... be detected and (usually) fixed by a program called fsck fsck fsck ext3 is a utility that checks and repairs ext2 filesystems, so it is also compatible with filesystems On an ext2 filesystem,...
Ngày tải lên: 19/10/2013, 02:20
Linux Systems Administrators - Startup and Shutdown
... the journal and the filesystem (for a journaling filesystem) mounting the file systems designating paging and swap areas checking disk quotas clearing out temporary files in /tmp and other locations ... Damaged file systems Previous chapters examined file systems and backups Although journaling filesystems are much more reliable than non-journaling types, they can still be damaged With ext2 and ... reboots and the startup scripts find a file /fastboot ,they will not perform a fsck on the file systems The most used method will normally be the shutdown command It provides users with warnings and...
Ngày tải lên: 19/10/2013, 02:20
Special Relativity and Flat Spacetime
... asterisk, so that the dual space to the tangent space Tp is called ∗ the cotangent space and denoted Tp The dual space is the space of all linear maps from ∗ the original vector space to the real numbers; ... distances and so forth unchanged In Newtonian physics this is not the case with space and time; there is no useful notion of rotating space and time into each other Rather, the notion of “all of space ... Therefore, the dual space to the dual vector space is the original vector space itself Of course in spacetime we will be interested not in a single vector space, but in fields of vectors and dual vectors...
Ngày tải lên: 23/10/2013, 20:20
Tài liệu Global Farming Systems Study: Challenges and Priorities to 2030 SYNTHESIS AND GLOBAL OVERVIEW doc
... both small scale and plantation – and commercial horticulture) and mixed crop-livestock systems; (iii) rainfed farming systems in steep and highland areas, often mixed croplivestock systems; (iv) ... access to and control of natural resources – particularly land and water As populations increase and marginal lands suffer increasing levels of degradation, the demands of poorer, minority and indigenous ... irrigated systems are primarily found along the Nile, Euphrates and Tigris rivers (Egypt, Syria, Iraq) and in Morocco and Libya Small-scale systems, on the other hand, are far more dispersed and are...
Ngày tải lên: 20/12/2013, 19:15
Digital control systems design identification and implementation
... Robust and H Control Ben M Chen Computer Controlled Systems Em N Rosenwasser and Bernhard P Lampe Dissipative Systems Analysis and Control Rogelio Lozano, Bernard Brogliato, Olav Egeland and Bernhard ... Switched Linear Systems Zhendong Sun and Shuzhi S Ge Subspace Methods for System Identication Tohru Katayama Ioan D Landau and Gianluca Zito Digital Control Systems Design, Identification and Implementation ... Data Landau, Ioan D., 1938Digital control systems : design, identication and implementation - (Communications and control engineering) Digital control systems Digital control systems Design and...
Ngày tải lên: 01/01/2014, 20:28
Tài liệu Windows 2000 File Systems ppt
... File, Print, and Web Services NTFS 5.0 NTFS stands for NT File System, and NTFS is the third file system supported by Windows 2000 It offers several advantages over the FAT16 and FAT32 file systems, ... of the FAT16 and FAT32 file systems FAT16 and FAT32 The FAT file system originated with DOS and is supported by DOS, all versions of Windows, Windows NT, Windows 2000, UNIX, Linux, and OS/2 Because ... the file size increases 753 4667-8 ch21.f.qc 754 5/15/00 2:18 PM Page 754 Part VI ✦ File, Print, and Web Services File Master File Table (MFT) Partial Copy of MFT NTFS Metadata Files ( log file, ...
Ngày tải lên: 17/01/2014, 08:20
Tài liệu Fundamentals of Robotic Mechanical Systems: Theory, Methods, and Algorithms, Second Edition P2 pdf
... given vector v is unique Let U and V be two vector spaces of dimensions m and n, respectively, and L a linear transformation of U into V, and define bases BU and BV for U and V as BU = {uj }m , BV ... origin are subspaces of dimensions and 2, respectively, of E Clearly, lines and planes not passing through the origin of E are not subspaces but can be handled with the algebra of vector spaces, as ... bounces back and tries again to move forward, but raising the foot to a higher level Other machines that are worth mentioning are the Sutherland, Sprout and Associates Hexapod (Sutherland and Ullner,...
Ngày tải lên: 19/01/2014, 18:20
Tài liệu Fundamentals of Robotic Mechanical Systems: Theory, Methods, and Algorithms, Second Edition P1 ppt
... Mechanical Systems: Theory, Methods, and Algorithms, 2nd ed P Basu, C Kefa, and L Jestin, Boilers and Burners: Design and Theory J.M Berthelot, Composite Materials: Mechanical Behavior and Structural ... genealogy of mechanical systems, including robotic ones, is given in Fig 1.1 In that figure, we have drawn a dashed line between mechanical systems and other systems, both man-made and natural, in order ... mechanical systems are those in which inertia is neglected Moreover, the elements constituting a mechanical system are rigid and deformable solids, compressible and incompressible fluids, and inviscid and...
Ngày tải lên: 19/01/2014, 18:20
Tài liệu Positive and Negative Spaces doc
... http://www.finearteducation.com and http://www.drawspace.com CONTAINING SPACES IN A DRAWING SPACE A drawing space (also called the drawing surface or a drawing format), refers to the area in which you render a drawing ... of positive and negative spaces allows you to find and subsequently draw an outline of any drawing subject Positive space is the space in a drawing that is occupied by an object and/ or its various ... http://www.finearteducation.com and http://www.drawspace.com Positive and negative spaces assume distinctive shapes, and fit together like pieces of a puzzle Think of the shape of the boy’s head (positive space) in...
Ngày tải lên: 21/01/2014, 08:20