difference between open loop closed loop control system pdf

Tài liệu Mechatronics DC Motor / Tachometer Closed-Loop Speed Control System ppt

Tài liệu Mechatronics DC Motor / Tachometer Closed-Loop Speed Control System ppt

... Motor / Tachometer Closed -Loop Speed Control System 24 Mechatronics DC Motor / Tachometer Closed -Loop Speed Control System 1. Introduction This case study is a dynamic system investigation ... Craig DC Motor / Tachometer Closed -Loop Speed Control System 29 9. Testing of the Closed -Loop System and Comparison with Predicted Response The final stage in the control development process ... DC Motor / Tachometer Closed -Loop Speed Control System 4 4. Mathematical Model The steps in mathematical modeling are as follows: ã Define System, System Boundary, System Inputs and Outputs...

Ngày tải lên: 25/01/2014, 13:20

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Báo cáo hóa học: " The role of feed-forward and feedback processes for closed-loop prosthesis control" doc

Báo cáo hóa học: " The role of feed-forward and feedback processes for closed-loop prosthesis control" doc

... nervous system (Fig- ure 1), creating a model system in which we can re adily manipulate the control interface, the robotic controller, on-board sensors, and feedback transduction. Using this closed -loop ... and is an open- loop hand, making it an ideal candidate for developing a feedback system. We modified the firmware of the hand to enable differential force control. Differential Force Control We ... matched controls at scaling grip force to differ- ent object weights [18]. A study to quantify the benefits of artificial feedback for force control also found no significant difference between...

Ngày tải lên: 19/06/2014, 08:20

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Tài liệu Bơm thủy lực mạch kín(closed-loop pump) doc

Tài liệu Bơm thủy lực mạch kín(closed-loop pump) doc

... Trạng thái làm việc không tải (bơm quay không) Bơm thủy lực mạch kín (closed -loop pump) Khái niệm bơm thủy lực mạch kín (closed -loop pump) xuất hiện trong các hệ thống truyền động thủy lực hiện ... lọai bơm này. Trước tiên, cần phải phân biệt rõ khái niệm: Mạch thủy lực kín (closed- loop) và mạch hở (open- loop) trong kỹ thuật truyền động thủy lực. Hình vẽ dưới đây cho ta sự so sánh...

Ngày tải lên: 22/12/2013, 07:16

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loop-shaping robust control

loop-shaping robust control

... to robust control, preferring to employ more conventional open- loop concepts. www.it-ebooks.info The Loop- shaping Approach 19 This enables us to determine the level of gain needed for the open- loop ... model a single transfer function (the open loop) than a multitude of closed -loop transfers. The approach is particularly advantageous for the robustness of any looping that is subject to external ... function system H(s). u Γ 2 Γ 1 H(s)K(s) r y ε u' y' Figure 1.1. General view of control system The task of an automation engineer is then to determine a controller K(s) which, when looped...

Ngày tải lên: 24/04/2014, 15:29

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báo cáo hóa học: " Error mapping controller: a closed loop neuroprosthesis controlled by artificial neural networks" doc

báo cáo hóa học: " Error mapping controller: a closed loop neuroprosthesis controlled by artificial neural networks" doc

... purposes) Journal of NeuroEngineering and Rehabilitation Open Access Methodology Error mapping controller: a closed loop neuroprosthesis controlled by artificial neural networks Alessandra Pedrocchi*, ... is the difference between the reference and the actual value of the controlled variable, and Kp, Ki, Kd, are the proportional, integrative and derivative parameters respectively. The PID controller ... implementation of the control algorithm. A saturation block was added between the output of the PID controller and the stimulator input in order to limit the pulse width values between 0 and 500...

Ngày tải lên: 19/06/2014, 10:20

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Báo cáo hóa học: " Research Article A Cross-Layer Approach for Maximizing Visual Entropy Using Closed-Loop Downlink MIMO" docx

Báo cáo hóa học: " Research Article A Cross-Layer Approach for Maximizing Visual Entropy Using Closed-Loop Downlink MIMO" docx

... information) Modulation /coding Modulation /coding Modulation /coding Source decoder Reconstructed data . . . . . . . . . M T M R H Figure 2: Block diagram for the rate control- based closed -loop MIMO system: transmitter and receiver. From the perspective of the HVS, an optimal power allocation ... to cross- layer optimization between multimedia and wireless network layers by means of a quality criterion termed “visual entropy” for the closed -loop downlink MIMO system, using a wavelet coding ... adaptive video transmission scheme to achieve unequal error protection in a closed loop multiple input multiple output (MIMO) system for wavelet-based video coding. In this scheme, visual entropy is...

Ngày tải lên: 21/06/2014, 22:20

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Open distributed automation and control with iec 61499.pdf

Open distributed automation and control with iec 61499.pdf

... A/O Conductivity PID AO AI LL FIC 102 AT 107B AT 107A AT 106 AT 103 IP 102 FT 102 SC 103 HS 107 AIC 107 AC 106 FRC 103 AY 103 AT107A AT107B HS107 AIC107 AIC106 FRC103 SC103 IP102 FIC102 FT102 AT106 AY103AT103 OPEN DISTRIBUTED AUTOMATION AND CONTROL WITH IEC 61499 JHC/2001-04-03 p. 18 Open Distributed Automation and Control with IEC 61499 Open Distributed Automation and Control with IEC ... Software portability OPEN DISTRIBUTED AUTOMATION AND CONTROL WITH IEC 61499 JHC/2001-04-03 p. 19 System Management Model System Management Model OPEN DISTRIBUTED AUTOMATION AND CONTROL WITH IEC ... 14 Event-Driven Execution Control Event-Driven Execution Control Execution control function Scheduling function Algorithm 2 8 1 5 46 3 7 = sampling OPEN DISTRIBUTED AUTOMATION AND CONTROL WITH IEC 61499 JHC/2001-04-03...

Ngày tải lên: 20/08/2012, 11:15

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Shop Manual & ETM BCM KIA Cerato 2010 - Auto Lighting Control System

Shop Manual & ETM BCM KIA Cerato 2010 - Auto Lighting Control System

... (Auto) 4. Tail lamps 5. Body control module (BCM) 2010 > G 1.6 DOHC > Body Electrical System Circuit Diagram Language 2010 > G 1.6 DOHC > Body Electrical System Specifications Items ... Electrical System Inspection In the state of IGN1 ON, when multi function switch module detects auto light switch on, tail lamp relay output and head lamp low relay output are controlled according ... lamp low relay output are controlled according to auto light sensor's input. The auto light control doesn't work if the pin sunlight supply (5V regulated power from Ignition 1 power to...

Ngày tải lên: 22/10/2012, 15:55

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Điều khiển chạy tự động bằng điện tử Cruise Control System

Điều khiển chạy tự động bằng điện tử Cruise Control System

... KHIỂN 7.4.1. Sơ đồ nguyên lý: Hệ thống CCS hoạt động theo nguyên lý điều khiển hồi tiếp (Close -loop control) , sơ đồ nguyên lý thể hiện như sau: ECU Động cơ ECU Động cơ PGS. TS Đỗ Văn Dũng Hệ ... khiền tự động trên Ô tô Trang 242 CHƯƠNG 7: ĐIỀU KHIỂN CHẠY TỰ ĐỘNG BẰNG ĐIỆN TỬ CRUISE CONTROL SYSTEM (CCS) 7.1. KHÁI QUÁT VỀ HỆ THỐNG CHẠY TỰ ĐỘNG 7.1.1. Vai trò của hệ thống điều khiển ... động: Chương trình điều khiển chạy tự động được thiết lập dựa vào lý thuyết điều khiển mờ “ Fuzzy Control , người ta có thể thiết kế thành công một h ệ thống điều khiển tự động cho những đối tượng...

Ngày tải lên: 09/11/2013, 03:15

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Tài liệu SONEPLEX DS3 REMOTE CONTROL SYSTEM doc

Tài liệu SONEPLEX DS3 REMOTE CONTROL SYSTEM doc

... 21/98 409 Soneplex đ DS3 Remote Control System The Soneplex DS3 Remote Control System provides an embedded DS3 communication channel between a remote Soneplex Broadband System and a Communications ... x 24.76 cm) .556 lbs (.252 kg) 31/98 409 Soneplex đ DS3 Remote Control System System Overview The Soneplex DS3 Remote Control System consists of the following components: ã Communications Channel ... T1s 2 DS3 D C S C A M (W) C A M (P) C A M (W) C A M (P) C A M (W) C A M (P) A P U TB0S SONET MUX SONET MUX SONET MUX SONET MUX CRAFT 12 DS3 7 ALARM SONET TRANSPORT TL1 Operations Support Systems S ONEPLEX đ DS3 R EMOTE C ONTROL S YSTEM The Soneplex DS3 Remote Control System provides for centralized manage- ment of up to seven remotely located Soneplex Broadband Systems....

Ngày tải lên: 10/12/2013, 16:15

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Tài liệu Control System Toolbox & Simulink docx

Tài liệu Control System Toolbox & Simulink docx

... hoc download (mi%n phí) các file help dng * .pdf ti trang Web ca Matlab  (a ch) http://www.mathworks.com 1 Control System Toolbox Control System Toolbox là mt th vi$n ca Matlab dùng ... tính c bi&u di&n trên hình 1.1 Control System Toolbox & Simulink 1                           Control System Toolbox & SIMULINK ng dng  ... ô Signal&Systems ằ Mux Chuy&n nhiu tớn hi$u vo (vô hng hay vect) thành mt tín hi$u ra duy nht dng vect. Vect ngõ ra có kích thc b'ng t ng kích Control System Toolbox...

Ngày tải lên: 23/12/2013, 12:15

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