motor speed control ic

Ngày tải lên: 18/12/2013, 22:06

Ngày tải lên: 25/01/2014, 13:20

... circuits, AC controllers and three-phase current controllers. This IC replaces the previous types TCA 780 and TCA 780 D. (top view) Pin Configuration Phase Control IC TCA 785 Bipolar IC Features ● Reliable ... 785 This phase control IC is intended to control thyristors, triacs, and transistors. The trigger pulses can be shifted within a phase angle between 0 ˚ and 180 ˚. Typical applications include converter ... 15. Fully Controlled AC Power Controller Circuit for Two High-Power Thyristors Semiconductor Group 15 TCA 785 Half-Controlled Single-Phase Bridge Circuit with Trigger Pulse Transformer and Direct Control...

Ngày tải lên: 09/11/2013, 02:15

Ngày tải lên: 17/12/2013, 14:15

Ngày tải lên: 28/12/2013, 22:07

... . 1  Speed Control TM « SPC Gas Springs, cushioned 2486.12. FIBRO SPC Gas Springs Speed Control TM « are designed to reduce or eliminate the sheet metal retainer bounce back which is often ... caused by the increased return travel speed in high speed presses (link drive presses). SPC Gas Springs feature an integral return travel delay which reduces the speed of the gas spring to 0.4 m/s ... retainer. Benefits of the Speed Control TM « SPC Gas Springs, cushioned:  Prevents bounce back of sheet metal retainer.  Increased productivity through more efficient transport of components. ...

Ngày tải lên: 22/01/2014, 02:20

Ngày tải lên: 16/03/2014, 12:20

Ngày tải lên: 21/06/2014, 17:20

Ngày tải lên: 29/06/2014, 09:20

... query message in ICMPv4 and ICMPv6 Type of message ICMPv4 ICMPv6 Echo Request And Reply Yes Yes Timestamp Request And Reply Yes No Address mask Request And Reply Yes No Router solicitation and addvertisement ... Membership Operation ICMPv6 Internet Control Message Protocol Version 6 Một giao thức khác đã được chỉnh sửa trong phiên bản 6 của nhóm giao thức TCP/IP cho phù hợp là ICMP (ICMPv6). Phiên bản ... RARP. IG M ICP IPv4 ARP RAR ICPMv6 IPv6 Lớp mạng trong phiên bản 4 Lớp mạng trong phiên bản 6 Hình 32 : So sánh giữa mạng lưới phiên bản 4 và 6 Trong ICMPv4 ta chia thông điệp ICMP thành...

Ngày tải lên: 05/10/2013, 20:20

... message ICMPv4 ICMPv6 Echo Request And Reply Yes Yes Timestamp Request And Reply Yes No Address mask Request And Reply Yes No Router solicitation and addvertisement Yes Yes Neighbor Solicitation ... nó cũng Giao thuc ICMPv6 Internet Control Message Protocol Version 6 Một giao thức khác đã được chỉnh sửa trong phiên bản 6 của nhóm giao thức TCP/IP cho phù hợp là ICMP (ICMPv6). Phiên bản ... RARP. IG M ICP IPv4 ARP RAR ICPMv6 IPv6 Lớp mạng trong phiên bản 4 Lớp mạng trong phiên bản 6 Hình 32 : So sánh giữa mạng lưới phiên bản 4 và 6 Trong ICMPv4 ta chia thông điệp ICMP thành...

Ngày tải lên: 05/10/2013, 20:20

... 3.1. The basic control format In essence, we are endeavoring to design a controller that can vary the torque induced in the rotor of the motor. To do this, the induction motor controller will ... was designed to control a brush-less DC motor. However, by constructing a feedback loop that can detect the outputs of an induction motor, we can use this motor controller to control an induction ... “Dynamic Simulation of Electric Machinery using MATLAB/SIMULINK”[6] is a book that specifically presents how to apply FO control in MATLAB, how to model an induction motor in MATLAB and the control...

Ngày tải lên: 27/10/2013, 23:15

... host victim.com router > victim.com: icmp: redirect 49.130.233.15 to host victim.com router > victim.com: icmp: redirect 149.161.236.104 to host victim.com router > victim.com: icmp: ... host victim.com router > victim.com: icmp: redirect 207.172.122.197 to host victim.com router > victim.com: icmp: redirect 113.27.175.38 to host victim.com router > victim.com: icmp: ... host victim.com router > victim.com: icmp: redirect 203.224.10.64 to host victim.com router > victim.com: icmp: redirect 113.195.182.85 to host victim.com router > victim.com: icmp:...

Ngày tải lên: 04/11/2013, 13:15

Ngày tải lên: 13/12/2013, 00:56

Ngày tải lên: 13/12/2013, 03:40

... Chip cầu NAM - South Bridge Chip (I/O Control Hub: ICH) Cách nhận dạng: - Lớn thứ nhì trên main (chỉ thua Chip cầu Bắc) - Có 2 chip lớn, chíp...

Ngày tải lên: 16/12/2013, 08:15

Ngày tải lên: 25/12/2013, 05:17

... Traditional I/O EMI Filter Devices”, ON Semiconductor, Phoenix, AZ, 2001. 9. Parekh, Rakesh, “AN889 - VF Control of 3- Phase Induction Motors using PIC16F7X7 Microcontrollers”, Microchip Technology Inc., 2003. 10. ... rights. Trademarks The Microchip name and logo, the Microchip logo, Accuron, dsPIC, K EE L OQ , MPLAB, PIC, PICmicro, PICSTART, PRO MATE and PowerSmart are registered trademarks of Microchip Technology ... the motor has moved. Alternatively, the encoder information can be obtained from the hardware registers and software logic inside a PICmicro microcontroller. For example, the PIC18FXX31 dsPIC ® ...

Ngày tải lên: 03/01/2014, 18:55

... Operation modes of buck boost converter 2 Unlike constant -speed control, a variable -speed control can adjust the speed of the turbine as the wind speed changes, so as to operate at the peak of the ... proposed MPPT control method. Fig.7: Wind turbine output power without MPPT control method for low wind speed. Fig.8: Wind turbine output power with MPPT control method for low wind speed. ... with MPPT control method for high wind speed. The impact of the proposed MPPT control method used to generate power at high wind speed can be clearly seen in Fig. 13. The energy efficiency is...

Ngày tải lên: 03/01/2014, 19:15

... converter LOAD P electSpeed Duty ratio VSWT Aero dynamical / Mechanical unit MPPT LPPT Operator Controller speed d Control strategy VSWT Control unit VSWT Electrical unit Fig. 1. Control concept ... power in above rated wind speeds. This control acts directly upon an additional hydraulic system and is very important to protect the blades from breaking. The speed control algorithm serves ... switch logic algorithm and predefined power/torque versus speed wind turbine characteristics. Two specific regime of operation are distinguished: normal turbine operation and restricted turbine...

Ngày tải lên: 03/01/2014, 19:15