design of feedback control systems for unstable plants with saturating actuators
Tài liệu Design of Feedback Control Systems for Stable Plants with Saturating Actuators ppt
Ngày tải lên :
18/02/2014, 10:20
...
LIDS-P-1756
Design
of
Feedback
Control
Systems
for
Stable
Plants
with
Saturating
Actuators& apos;
by
Petros
Kapasouris
*
Michael
Athans
Gunter
Stein
**
Room
35-406
Laboratory
for
Information ...
the
design
of
control
systems
with
multiple
saturations.
A
systematic
methodology
is
introduced
to
design
control
systems
with
multiple
saturations
for
stable
open
loop
plants. ... Page
2
speed
of
response
for
small
exogenous
signals
(reference
commands
and
disturbances).
One
way
to
design
controllers
for systems
with
bounded
controls,
would
be...
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QUASILINEAR CONTROL: Performance Analysis and Design of Feedback Systems with Nonlinear Sensors and Actuators pot
Ngày tải lên :
23/03/2014, 15:20
... 224
8 Proofs 225
8.1 Proofs for Chapter 2 225
8.2 Proofs for Chapter 3 226
8.3 Proofs for Chapter 4 234
8.4 Proofs for Chapter 5 236
8.5 Proofs for Chapter 6 241
8.6 Proofs for Chapter 7 269
8.7 ... 20
3 Analysis of Reference Tracking in LPNI Systems 66
4 Analysis of Disturbance Rejection in LPNI Systems 114
5 Design of Reference Tracking Controllers for LPNI Systems 134
6 Design of Disturbance ... capabilities of LPNI systems
with saturating actuators. These results, which transfer the frequency (ω) domain
methods of LC to the frequency () domain methods of QLC, can be used for
designing...
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Comparison of current control techniques for active filter application
Ngày tải lên :
03/01/2014, 19:45
... rather
satisfactory performance levels for all three controllers. How-
ever, the results of the comparison show a certain superiority
of the hysteresis control. Indeed, the performance of this
control strategy ... is the calculation of the rms value of the current error
which, of course, is related to the energy of the error and,
therefore, to the dynamic performance of the current controller.
Differently ... point, both for the design
of the passive filters smoothing the modulation ripple at the
input of the compensation system and for the evaluation of
the capability of the different control techniques...
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Báo cáo khoa học: "THE DESIGN OF THE KERNEL ARCHITECTURE FOR THE EUROTRA* SOFTWARE" pptx
Ngày tải lên :
08/03/2014, 18:20
... have chosen
for the systems to be generated is the one of
expert systems because the design of software
for an MT system of the scope of gurotra has
much in common with the design of a very ... the formulation of judgements of
relative semantic or pragmatic acceptability.
The organisational complexity of Eurotra
also poses problems for software design. Quite
separate strategies for ... that,
given the state of the
art,
the only
viable
solution for the designer of software tools for
MT, is to provide the linguists building the MT
system with a generator of highly specialized,...
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Báo cáo khoa học: "The Design of a Computer Language for Linguistic Information" ppt
Ngày tải lên :
24/03/2014, 01:21
...
Center for the Study of Language and Information
Stanford University
Abstract
A considerable body of accumulated knowledge about
the design of languages for communicating information to
computers ... the SRI systems and formal semantics for them
are
being pursued.
3. Conclusion
The PATR-II formalism was designed as a computer
language for encoding linguistic information. The design
was ... considerable body of accu-
mulated knowledge about the design of languages for com-
municating information to computers has been derived from
the subfields of programming language design and seman-...
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Network Calculus: A Theory of Deterministic Queuing Systems for the Internet doc
Ngày tải lên :
31/03/2014, 22:20
... families of arrival curve do not provide identical constraints. For
example, consider an ATM flow, with packets of size 1 data unit, that is constrained by an arrival curve of
the form kv
T,τ
, for ... “non-conformant” data. In ATM systems,
non-conformant data is either discarded, tagged with a low priority for loss (“red” cells), or can be put in a
buffer (buffered leaky bucket controller). With ... (Concatenation of Nodes). Assume a flow traverses systems S
1
and S
2
in sequence. Assume
that S
i
offers a maximum service curve of γ
i
, i =1, 2 to the flow. Then the concatenation of the two systems
offers...
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Báo cáo khoa học: "User studies and the design of Natural Language Systems" doc
Ngày tải lên :
01/04/2014, 00:20
... that is often used in computer science for
the evaluation of systems is the use of test suites. For
NL systems the idea is to generate a corpus of sen-
tences which contains the major set of syntactic, ...
uation of nip systems. 1987. Presented
to the 25th Annual Meeting of the Asso-
ciation for Computational Linguistics.
G. Guida and G. Mauri. A formal ba-
sis for performance evaluation of natural ... evaluation
study of its acceptance by end users.
In-
formation Systems,
5:297-318, 1980.
Kathleen R. MeKeown. Natural language
for expert systems: comparisons with
database systems. In
COLING84:...
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surface production operations - design of oil handling systems and facilities
Ngày tải lên :
02/04/2014, 16:08
... Facility 11
Figure 1-17. A portion of the motor control center for an offshore platform.
Figure 1-18. An activated sludge sewage treatment unit for an offshore platform.
Elsevier US Ch03-H7853 3-8-2007 ... only a fraction
of matter. Most matter exists as compounds or mixtures of compounds.
A compound is a more complex form of matter made up of chemically
combined elements. Molecules of compounds are ... Production Operations two-
volume series with the intention of providing facility engineers with a
starting point for addressing the design and operation of surface pro-
duction facilities. This...
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Air Pollution Control Systems for Boiler and Incinerators.Unique control problems_1 docx
Ngày tải lên :
20/06/2014, 17:20
... 9 May 1988. The format of this UFC does not conform to
UFC 1-300-01; however, the format will be adjusted to conform at the next revision. The body of
this UFC is a document of a different number. ... Air for this type of incinerator is
provided by a forced draft fan and is
controlled by dampers in order to provide the
proper distribution. Controlled-air
incinerators are efficient units with ... set forth by the federal act, limiting
particulate emissions for incinerators with a charging
rate of more than 50 tons per day of solid to .08 grains
per standard cubic foot (gr/std ft ) of dry...
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Air Pollution Control Systems for Boiler and Incinerators.Unique control problems_2 pptx
Ngày tải lên :
20/06/2014, 17:20
... Regulations
for coal, fuel oil, and natural gas. The above allowable
emission rates shown are for boilers with a heat input
of 250 million British thermal units (MMBtu) and
above.
3-5. Formation of emissions
x
Simpo ... combustion of a fuel for the generation of steam or
hot water results in the emission of various gases and
particulate matter. The respective amounts and chem-
ical composition of these emissions formed ... consumption
(4) Fuel oil burners. Fuel oil may be prepared for and the formation of air pollutants. For each particular
combustion by use of mechanical atomizing type fuel there must be sufficient...
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Air Pollution Control Systems for Boiler and Incinerators.Unique control problems_3 pot
Ngày tải lên :
20/06/2014, 17:20
... wall stacks
the opacity of an effluent plume. By the comparison of sampling ports may consist of a 4-inch diameter pipe
the blackness of a plume to the blackness of a series of extending from 4 inches ... fol-
lowing:
a. Source testing to characterize pollutants for
design controls.
b. Consultation on test performance standards and
witnessing tests.
c. Testing of installed air pollution abatement equip-
Simpo ... cali-
brated with a known ozone concentration.
f. Sampling method for nitrogen dioxide. The fed-
eral reference method for NO is the indirect measure-
2
ment of the concentration of nitrogen...
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Air Pollution Control Systems for Boiler and Incinerators.Unique control problems_4 potx
Ngày tải lên :
20/06/2014, 17:20
... This
velocity is controlled by adjusting the area of type of scrubber is effective in collection of
the venturi throat. Several possible methods fine particulate. Construction of this
for doing this ... Selection of materials
and are designed to prevent dust buildup against the
walls. All designs should include a means of
continuous removal of dust from the hopper to a
storage bin, with an adequate ... transport systems are not
a. Conditions. Cyclones can be constructed of a
variety of types of metals. The type of materials
specified is dependent upon the erosion characteristics
of the dust,...
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Air Pollution Control Systems for Boiler and Incinerators.Unique control problems_5 docx
Ngày tải lên :
20/06/2014, 17:20
... transformer prim-
state devices which have a few of the disadvantages of aries, and variable inductances.
the other types of rectifiers. An assembly of silicon e. Auxiliary control equipment. As with ... and therefore particulate emissions are more methods for the control of emissions from incinerators.
difficult to control with cold precipitation. Figure 8-2 The major problem associated with the ... and amperage controls. Controls are
taken is that the transformer is of superior quality and needed to insure that the precipitator is supplied with
able to put out the quantity of voltage required...
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Air Pollution Control Systems for Boiler and Incinerators.Unique control problems_6 doc
Ngày tải lên :
20/06/2014, 17:20
... system. Observation of key pressures within small
systems, permits manual adjustment of gas flows and
actuation of the cleaning mechanisms.
b. The number and degree of sophistication of pres- 9-7. ... distant future.
Gasification of coal removes essentially all of
the sulfur and liquification of coal results in a
reduction of more than 85% of the sulfur.
e. Applicability of boiler conversion from ... variations.
Within certain limits fabric collectors have a
constancy of static pressure and efficiency,
for a wider range of particle sizes and con-
centrations than any other type of single dust
collector.
(2)...
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Air Pollution Control Systems for Boiler and Incinerators.Unique control problems_7 doc
Ngày tải lên :
20/06/2014, 17:20
... danger of of the zeolite.
combustion of the reactivated carbon. v. Cost of flue-gas desulfurization. The actual
(2) Zeolites are a class of highly structured alumi- capital and operating costs for ... Flue-gas desulfurization. Various systems are
available for flue-gas desulfurization. Some of these
systems have demonstrated long term reliability of
operation with high SO removal efficiency. ... the
combustion air both play a role in the formation of
NO . The largest percentage of NO formed is a result
x x
of the high temperature fixation reaction of
atmospheric nitrogen and oxygen in the...
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