... 1* Load the host controller driver and find the host controller. 2* Verify the host controller and allocate system resources. 3* Take control of the host controller. 4* Set up host controller ... 1* Load the host controller driver and find the host controller. 2* Verify the host controller and allocate system resources. 3* Take control of the host controller. 4* Set up host controller ... detected. How the Microsoft host controller driver uses the USBSTS register. During the process of taking control of the host controller from the BIOS, the Microsoft host controller driver monitors the...
Ngày tải lên: 07/10/2013, 00:20
performance of robust controller for dfim when the rotor angular speed is treated as a time-varying parameter
Ngày tải lên: 26/10/2014, 14:39
systems with hysteresis. analysis_ identification and control using the bouc–wen model
Ngày tải lên: 12/12/2013, 22:41
Direct torque control of brushless DC motor with non sinusoidal back EMF
Ngày tải lên: 03/01/2014, 19:44
Direct torque and indirect flux control of brushless DC motor with non sinusoidal back EMF without position sensor
... fast controllers in particular at high speed. Classical bandwidth of the controller (such as proportional– integral) does not allow tracking all of the reference current harmonics [8]. Since the ... harmonics [8]. Since the hysteresis controllers used in the proposed DTC scheme are not fast controllers like PI, they can easily regulate not only constant but also the varying references (torque ... noticed that the equation (6) eliminates the speed term in the denominator which causes problem at zero and near zero speeds. 2.3 Control of Stator Flux Linkage Amplitude Since BLDC motor does...
Ngày tải lên: 03/01/2014, 19:45
Direct torque and indirect flux control of brushless DC motor
... the motor speed is less than the base speed. The switching table for controlling both the amplitude and rotating direction of the stator flux linkage is given in Table I. where the output of the ... and the torque is calculated by using the estimated flux and measured current. Then, the torque is instantaneously controlled by the torque controller using the integral variable structure control ... linkages and currents. Since the hysteresis controllers used in the proposed DTC scheme are not fast controllers like PI, they can easily regulate not only constant, but also the vary- ing references...
Ngày tải lên: 03/01/2014, 19:46
Tài liệu Bài 2: Xây dựng điềukhiểnbằng Control Wizard ppt
... ToolBox Biutng Tờn gi Ý nghĩa Select Objects Lựachọncácđốitượng trên form Control Wizards Bậttắtchếđộthiếtkế bằng Wizard Label Thiếtkế các nhãn trên form TextBox Thiếtkế các ô ... NHIÊN TP.HCM TRUNG TÂM TIN HC Bi 2: Xõy dng iukhinbng Control Wizard ã Giithiu thanh ToolBox ã To cỏc iukhinbng Wizard ã Thuctớnhvs kin 40 40 TRƯỜNG ĐẠI HỌC KHOA HỌC TỰ ... NHIÊN TP.HCM TRUNG TÂM TIN HC Bi 2: Xõy dng iukhinbng Control Wizard ã Giithiu thanh ToolBox ã To cỏc iukhinbng Wizard ã Thuctớnhvs kin 11 11 TRƯỜNG ĐẠI HỌC KHOA HỌC TỰ...
Ngày tải lên: 25/01/2014, 19:20
Tài liệu 3 Parameter Setting of Analog Speed Controllers pdf
... drives 59 Fig. 3.5. The torque actuation in cases when the speed controller supplies the voltage reference for the armature winding. The current controller is absent, and the actual current ... functions. The simplified block diagram of the armature current controller is given in Fig. 3.4. The current reference i a * (on the left in the figure) is obtained from the speed controller ... Parameter Setting of Analog Speed Controllers actuator dynamics is justified ( W A ( s ) = 1), and the synthesis of the speed controller can follow the steps outlined in the previous chapter. With...
Ngày tải lên: 27/01/2014, 15:20
Tài liệu THE RURAL MOTOR EXPRESS TO CONSERVE FOODSTUFFS AND LABOR AND TO SUPPLY RURAL TRANSPORTATION HIGHWAYS pdf
... return to the country terminal, delivering the orders along the route. These lines have developed chiefly on the roads of the state road system where the condition of the roads facilitate the use ... approved the plan in the following statement by the Food Administrator: The development of the rural motor express idea, in my opinion, is in the line of progress and should redound to the benefit ... COMMITTEE. WASHINGTON, D. C. THE RURAL MOTOR EXPRESS. The transportation burden on the railroads and highways of the country has been tremendously increased by the war. There is a larger load to...
Ngày tải lên: 17/02/2014, 02:20
Tài liệu Internet in China: Big Mama is Watching You - Internet Control and the Chinese Government doc
... but the question is, how many others did? 189 In the past, the U.S. didn’t even allow China to have internet access. An example of the relaxation of the U.S. export control policy is the ... markets together regulate behaviour. Together, they set the terms on which one is free to act or not; together, they set the constraints that affect what is and is not possible. They are four ... Furthermore, the demographic characteristics of the current internet users will be explored and the use of the Chinese language on the internet . 3.1 How the Internet can Benefit China “The...
Ngày tải lên: 18/02/2014, 00:20
Tài liệu Báo cáo khoa học: Control of the coagulation system by serpins Getting by with a little help from glycosaminoglycans pptx
... the family [4]. The mechan- ism, hotly debated for many years, involves the attack of the protease on the P1-P1Â bond in the reactive cen- tre loop (RCL) of the serpin [5]. The catalysis of the peptide ... at the acyl intermediate by the unique action of the serpin, whereby the RCL of the serpin inserts into the major A b -sheet causing the protease to be rapidly translo- cated from the top to the ... to control the action of anticoagulant enzymes, such as activated protein C. A feature of many of the serpins that control enzymes in the coagulation system is that they them- selves are under the...
Ngày tải lên: 20/02/2014, 02:21
Tài liệu Báo cáo khoa học: "Subgrammars, Rule Classes and Control in the Rosetta Translation System" ppt
... by the programming language Modula-2 on the one hand and by the notion projection from X-theory on the other hand. The second problem was that there is no way of explicitly controlling the ... in the trans- lation relation between the grammars of the languages in- volved along vertical lines. The relations between the gram- mars, leading to the division of all the rules of the ... arguments) The control expression indicates what the rule subclasses are, how they are ordered, what rules they consist of, and whether they are recursive, optional or obligatory. A control expression...
Ngày tải lên: 22/02/2014, 10:20
Exploiting Naïvete about Self-Control in the Credit Market pot
... help much, neither does the intervention hurt the latter two types of bor- rowers by much. Since the welfare gain for the former types of borrowers is discrete, therefore, if there is even a ... interest for six months. The nicer the TV, the sweeter is the deal both because the sale is steeper and because the six-month interest-free period is more valuable. At the same time, it is more ... differ in their need for credit. If this were the case, the primary screening tool lenders would likely use is the amount of credit rather than the time structure of repayment. Finally, the large...
Ngày tải lên: 06/03/2014, 04:21
Báo cáo khoa học: DYNLL/LC8: a light chain subunit of the dynein motor complex and beyond pptx
... enhances the binding affinity of the dimeric DYNLT and the resulting complex will be rather stable [15,29]. On the other hand, binding of DYNLRB to the preformed com- plex does not cause further binding ... vitro the two LC8 isoforms bind the targets with the same affin- ity. The molecular surface around the ‘specificity resi- due’ might make contacts with other components of their respective motor ... proteins associated to the motor complex via LC8 bound to the DIC (DYNC1I). An alternative scenario is shown here. The LC8 orthologs do not directly link the above proteins to the motor complex; instead the dimerizing...
Ngày tải lên: 14/03/2014, 22:20
Báo cáo khoa học: Restriction point control of the mammalian cell cycle via the cyclin E/Cdk2:p27 complex doc
... change in the activity of x. If we had defined the RP as an absolute time point, then the sum of control coefficients would add up to )1 (as they do for the control on the cell division time). The four ... and (d) the reaction step responsible for the synthesis of p27 (Reaction 40, C RP 40 $3). The steps advancing the RP the most (i.e. with the highest negative control values) are: (a) the synthesis reactions ... delaying the RP the most (i.e. with the highest positive control values) are: (a) the break- down reaction of the DRG (Reaction 2, C RP 2 $ 7); (b) the step involved in proteolysis of cyclin D in the cyclin...
Ngày tải lên: 15/03/2014, 09:20
Promoting the Use of End-to-End Congestion Control in the Internet pptx
... the R1-R2 link. (Because there is no congestion on the first link, the UDP arrival rate at the first router is the same as the UDP sending rate.) The bold line (at the top of the graph) shows the ... shows the UDP arrival rate at the router for the entire simulation set, the dotted line shows the UDP goodput, and the solid line shows the TCP goodput, all ex- pressed as a fraction of the available ... of the link band- width than they would otherwise). Given a growing consen- sus among the Internet community that end-to-end congestion control is fundamental to the health of the Internet, there...
Ngày tải lên: 15/03/2014, 22:20
control of the anodic aluminum oxide barrier layer opening
... law, 6πηrυ, where z is the charge on the ion, e the electronic charge, η the viscosity of the medium, and r the radius of the ion. 29 Combining the two formulas gives The mobility ratio of oxygen ... areas of the gold did not fully adhere to the Si substrate prior to removal of the AAO mask. Further studies into the masking process should improve the yieldanduniformityof the nanodotarray.These ... light blue next to the dark blue pore, while the pure alumina of the cell wall, which is harder than the alumina near the pore, is indicated as pink. As the pores are etched further (90 min etching,...
Ngày tải lên: 19/03/2014, 16:47
COMPREHENSIVE AND UNIFIED POLICY FOR TB CONTROL IN THE PHILIPPINES docx
Ngày tải lên: 29/03/2014, 03:20