how does it work or the theory of fuzzy control

reznik, l. (1997) fuzzy controllers

Ngày tải lên : 18/04/2014, 12:28

... CONCEPTS OF FUZZY SETS 2.1 Fuzzy sets versus crisp sets You said that fuzzy sets theory had many applications Why we call it fuzzy sets theory? The theory of sets and the concept of a set itself ... 1:19 PM FUZZY SETS, LOGIC AND CONTROL HOW DOES IT WORK? OR THE THEORY OF FUZZY CONTROL CHP1.PM5 6/12/97, 1:29 PM CHP1.PM5 FUZZY SETS, LOGIC AND CONTROL 6/12/97, 1:29 PM FUZZY SETS, LOGIC AND CONTROL ... mathematical fundamentals of fuzzy set theory, but to improve the theoretical and practical skills of students The set of problems and design projects covers the fundamentals of fuzzy set theory...

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Fuzzy logic in embedded microcomputers and control systems

Ngày tải lên : 08/03/2016, 11:34

... Limited for their efforts A special thanks to Viktor Haag who gets to much of the hard work for our printed material and far too little credit For me I accept responsibility for all of the errors ... calculate the DOM of HOT in Temperature and HUMID in Humidity, and then combine them with the fuzzy AND operator The following code fragment shows implementation of day is MUGGY For each of the linguistic ... degree, a bit of both The horizontal axis in the following graph shows the measured or crisp value of temperature The vertical axis describes the degree to which a linguistic variable fits with the...

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Open distributed automation and control with iec 61499.pdf

Ngày tải lên : 20/08/2012, 11:15

... (LD) for logic control (“power flow”) Function Block Diagram (FBD) for regulatory control (“data flow”) Sequential Function Chart (SFC) for state-machine control Structured Text (ST) for information ... Management services • Software portability JHC/2001-04-03 p OPEN DISTRIBUTED AUTOMATION AND CONTROL WITH IEC 61499 System Architecture for Distributed Applications System Architecture for Distributed ... AUTOMATION AND CONTROL WITH IEC 61499 First Feasibility Demonstration: First Feasibility Demonstration: Kitakyushu City, Japan, 2000-10-20 Kitakyushu City, Japan, 2000-10-20 Operator Interface...

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Xe ô tô BMW X5 E70 SM 06a_E70 Displays Indicators and Controls

Ngày tải lên : 19/10/2012, 13:50

... Button for main menu A new control unit (shifter) known as the "GWS Gear selector switch" is day to day use introduced for the first time with the E70 The GWS control unit is located in the center ... for example, by replacing one of these two control units Sound Generators Audible warnings are given in support of check control messages The instrument cluster controls these warnings via the ... detailed description of the functions can be found in the product information for the BMW Series 19 E70 Displays, Indicators and Controls Controller The operating concept of the controller is identical...

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Design and Controlof Workﬂow Processes

Ngày tải lên : 21/07/2013, 09:42

... effect These involve the order of the work, the responsibilities of the staff, the interaction between the resources, the exchange of information, etc The goal of modeling a workflow is to incorporate ... incorporating more and more workflow functionality Also note that a workflow system does not execute any tasks of the business process itself It focuses on the logistics of the work – not its ... be fulfilled (integrity), the time and cost dimension of the workflow (quality), the history of the workflow executions (history), the authorizations within a workflow (security) and independency...

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Introduction to logistics systems planning and control

Ngày tải lên : 16/08/2013, 08:50

... serve the needs of researchers in these rapidly developing ﬁelds It is intended for works concerned with the developments in quantitative systems theory, applications of such theory in areas of ... logistics network Such forecasts are often generated for a whole group of commodities (or services) rather than for a single item (or service) Moreover, in the long term, sector forecasts are more common ... system and the regional disposal system Each city or town is in charge of its own kerbside garbage collection, using either its own workforce or a contracted service On the other hand, the regional...

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Neospora caninum INFECTION IN CATTLE - ECONOMIC LOSS, PREVENTION AND CONTROL

Ngày tải lên : 29/08/2013, 08:14

... breeding the offspring of the positive dams seems to be the suitable choice for its advantages in the aspect of economics though the efficiency in the epidemiological respect is lower than the former ... neosporosis However, this solution is criticized for its economic impacts, and this may result in the change of gene system, structure of the herds and its effects on the stabilization of the ... CATTLE Prevention and control of neosporosis base on the reduction of number of positive animals in the herds by decreasing the risk of both vertical and horizontal transmission Quite several approaches...

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Thí nghiệm về cổng logic and

Ngày tải lên : 29/09/2013, 20:20

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Project Planning and Control Part 9

Ngày tải lên : 17/10/2013, 21:15

... number of ways, but the simplest method is to enter them directly in the left-hand part of the Task Form or in more detail on the Resource Information dialog box, which shows the name of the resource, ... to the inevitable restriction of the screen size (see Figure 31.7) When the network is reduced to its smallest size, it becomes difficult to read the information in the nodes which consist of the ... predecessors can also be changed easily by bringing up the Task Form and changing the name of the task predecessor in the Predecessor Name cell, in the right-hand part of this form At the same time it...

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Modeling, Measurement and Control P18

Ngày tải lên : 18/10/2013, 09:15

... Within the ij element the vector r1ij lies along the rod r1ij and the vector r2ij lies along the rod r2ij The ﬁrst goal of this chapter is to derive the equations of motion for the dynamics of ... Appendix 18.A This theorem provides the basis of our dynamic model for the shell class of tensegrity structures Now consider the dynamics of the two-rod element of the Class tensegrity shell in Figure ... of tendon tαij before any control is applied, and the control is uαij, α the change in the rest length The control shortens or lengthens the tendon, so uαij can be positive or negative, but Lo...

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Transactions in measurement and control

Ngày tải lên : 20/10/2013, 01:15

... installations on the basis of the total error of the loop For example, the inaccuracy of an orifice plate is stated in % AR, while the error of the associated d/p cell is in % CS or % FS Similarly, the inaccuracy ... Orifice sensitive to a variety of error-inducing conditions Precision in the bore calculations, the quality of the installation, and the condition of the plate itself determine total performance ... sensitive to density, the other to velocity) and used to approximate the mass flow rate The more closely the float density matches the fluid density, the greater the effect of a fluid density...

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The Control Techniques Drives and Controls Handbook

Ngày tải lên : 20/10/2013, 02:15

... Direct torque control D.C motor drive control Flux controller Torque controller Performance and applications Analysis of and set up of a speed controller Ideal speed controller Calculating the required ... controller 103 103 103 104 Switched-reluctance and stepper-motor drives General Switched-reluctance motors and controllers Basic principle of the switched-reluctance motor Operation as a motor ... gearing ratio Load, force and torque Power ratings for the motor and drive Inclined conveyor Hoist Data Velocity ratio (VR) Speed and acceleration of the hook Lifting force and torque to accelerate...

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Project Planning and Control Part 10

Ngày tải lên : 20/10/2013, 13:15

... Subnetwork A small network which shows a part of the activities of a main network in greater detail Succeeding event The end event of an activity Task The smallest work unit shown on a network ... to its origin Manual analysis The method for calculating floats and the critical path without the use of a computer Master network Coordinating network of subnetworks Matrix The table of activities, ... quality information and much more Do you need more information on quality? Qualityworld With over 50 pages of editorial each month and all the latest jobs in quality, Quality world makes the...

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Loading and Controlling External Video

Ngày tải lên : 20/10/2013, 14:15

... NOTE The totalTime property doesn't need to be set in order for the rest of the functionalities of the component instance to work properly Before we script the display instance to load the video ... on the screen, via the MediaDisplay component, and control it from another location on the screen Associating an instance of the MediaController component (named controller) with an instance of ... is then filled with short snippets of text Each of these snippets is displayed in the cue_txt text field when its corresponding cue point has been reached It should be noted that the index position...

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Monitoring and control

Ngày tải lên : 24/10/2013, 08:20

... but these can have a Monitoring and control 123 direct impact on the costs of a project as well as on the quality of what is achieved within the time available Because of the importance of these ... doing (Connor, 1993) Monitoring is the activity of collecting information about the progress of activities and comparing this information with the plan to identify any differences Monitoring needs ... where they are irrelevant Monitoring expenditure is another aspect of control In many organizations the financial aspects of a project have to conform to the usual financial procedures of the organization...

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Modeling, Measurement and Control P21

Ngày tải lên : 25/10/2013, 13:15

... means the vertical position of the flapper, that is, the horizontal position of the armature (Figure 21.10b) The motion of the piston stops In this position the motor torque equals the spring deformation ... finally the overall shape of the motor are also shown ˙ Let the angle of rotation be θ This coordinate, together with the angular velocity θ , defines the rotor state If rotor current is i, then the ... modeling the dynamics of an actuator we assume, for simplicity, symmetry of the piston (Figure 21.11) Let coordinate s define the position of the actuator piston The pressures on the two sides of the...

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NOISE MEASUREMENT AND CONTROL

Ngày tải lên : 25/10/2013, 13:15

... part from the rest of the structure A vibration isolator, in its simplest form is some type of resilient support The purpose of the isolator may be to reduce the magnitude of force transmitted from ... is either added to the inside of the duct walls or the duct walls themselves are made of sound-absorbing material The attenuation depends on the duct length, thickness of the lining, area of the ... (the force necessary to stretch or compress the spring one unit of length), but also on the mass load on the spring, the mass and stiffness of the foundation, and the type of excitation If the...

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Modeling, Measurement and Control P23

Ngày tải lên : 29/10/2013, 20:15

... frame) according to the force error Superimposition of both positions produces the command for the internal position controller x Independent of modiﬁcations of the tool position and /or orientation ... to the source of force information (with or without direct interaction force sensing), and the allocation of force sensor (wrist, torque sensor in joints, force-sensing pedestal, force sensor ... further modiﬁcations of the control scheme To compensate for the coupling between force and position control loops and for the disturbance of the position controller due to reaction force, the...

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Modeling, Measurement and Control P24

Ngày tải lên : 29/10/2013, 20:15

... is the desired value of the network output; yp je output value of the networks; Ep is the value of the square criterion for one pair of input–output data; P is the set of input–output pairs The ... algorithms is the use of the same topology of the neural network (multilayer perceptron) and the same learning rule: the backpropagation algorithm Although the backpropagation algorithms work for ... the initial weights Therefore, both choice of the initial weights and the form of the objective function are critical to the network performance The initial weights are normally set to small...

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501 Challenging Logic And Reasoning Problems - 1

Ngày tải lên : 02/11/2013, 16:20

... be looking at both the letter pattern and the number pattern Some of these questions ask you to fill the blank in the middle of the series; others ask you to add to the end of the series 82 QAR ... 1, 2, and because they ask you to find the number that fits somewhere into the middle of the series Some of the items involve both numbers and letters; for these questions, look for a number series ... the pattern For example, in the series 14, 16, 32, 18, 20, 32, 22, 24, 32, the number 32 appears as every third number Sometimes, the pattern contains two alternating series For example, in the...

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