programmable logic controllers principles and applications ppt
Enzyme Biocatalysis Principles and Applications pptx
Ngày tải lên :
05/03/2014, 14:20
... cellulose fibers down to glucose (Ryu and Mandels
1980). Cellulases have many and increasing applications in the food, feed, detergent
and textile industries and also in the pharmaceutical industry ... hydrolase (1,4 β-D-glucan
glucano hydrolase) and a cellobiase (β-
D-glucoside glucohydrolase) (Mandels and
Reese 1960; Illanes and Rossi 1980; Marsden and Gray 1986). These fractions act
synergistically ... pectinases and hemicellulases for the
extraction of juices, oils and agar (San Mart
´
ın et al. 1988; Uhlig 1998; Ovando-
Chac
´
on and Waliszewski 2005), for the enzymatic stonewashing of denim and...
- 398
- 882
- 0
Tài liệu Programmable logic controllers Basic level TP301 – Textbook ppt
Ngày tải lên :
22/12/2013, 18:16
... this standard were adopted unamended as European
Standard EN 61 131, Parts 1 to 3.
The purpose of the new standard was to define and standardise the de-
sign and functionality of a PLC and the ... programming.
Since 1992, an international standard now exists for programmable logic
controllers and associated peripheral devices (programming and diag-
nostic tools, testing equipment, man-to-machine ... standardised housing.
The hardware design for a programmable logic controller is such that it
is able to withstand typical industrial environments as regard signal lev-
els, heat, humidity, and...
- 214
- 690
- 4
Tài liệu Principles And Applications Of Electrical Engineering P2 ppt
Ngày tải lên :
19/01/2014, 20:20
... shown and i
1
= 2mAandi
2
= 1.5 mA, what is the current i
3
?If
i
1
= 1mAandi
3
= 1.5 mA, what is i
2
?
2.5 CIRCUIT ELEMENTS AND THEIR i-v
CHARACTERISTICS
The relationship between current and voltage ... series elements. The following examples and Check Your Understanding
exercises illustrate some simple and slightly more advanced circuits that combine
parallel and series elements.
Interactive Experiments
Multisim
... inmostconsumerelectronicappliances
such as radios and television sets) is
1
4
W. Table 2.1 lists the standard values for
commonly used resistors and the color code associated with these values...
- 20
- 667
- 0
Tài liệu PLC MELSEC System Q Programmable Logic Controllers
Ngày tải lên :
15/10/2013, 16:28
... Features
(1) Easy to design and maintain systems
It is possible to correspond the controls of the entire facility, mechanical devices of each
station, and all machines to the blocks and steps of the SFC ... the Q00CPU and Q01CPU only.
A - 5 A - 5
6. SFC PROGRAM EXECUTION 6- 1 to 6-15
6.1 SFC Program START And STOP 6- 1
6.1.1 SFC program resumptive START procedure 6- 2
6.2 Block START and END 6- ... be created are "scan execution type program" and
"standby type program".
(b) Two SFC programs (one normal SFC program and one program execution
management SFC program) can...
- 168
- 1.8K
- 1
Tài liệu Metal Machining Theory and Applications ppt
Ngày tải lên :
17/12/2013, 11:15
... the chip and the tool and the plas-
tic flow stress of the work material. It also introduces observations on the length of contact
between a chip and tool and on chip radius of curvature; and discusses ... yields the D
3
and D
2
relations derived in the previous
paragraph.
Machine tool technology 13
Fig. 1.13 A traditional – column and knee – design and (right and below) partly-built and complete ... further and batch size increases, say to tens and thousands
respectively, the organization known as a flexible manufacturing system becomes justifi-
able. Heavy use can be justified of turning and/ or...
- 416
- 540
- 0
Tài liệu Principles And Applications Of Electrical Engineering P2 pdf
Ngày tải lên :
19/01/2014, 19:20
... shown and i
1
= 2mAandi
2
= 1.5 mA, what is the current i
3
?If
i
1
= 1mAandi
3
= 1.5 mA, what is i
2
?
2.5 CIRCUIT ELEMENTS AND THEIR i-v
CHARACTERISTICS
The relationship between current and voltage ... series elements. The following examples and Check Your Understanding
exercises illustrate some simple and slightly more advanced circuits that combine
parallel and series elements.
Interactive Experiments
Multisim
... signed quantity,
and that it is necessary to make a distinction between positive and negative power.
This distinction can be understood with reference to Figure 2.13, in which a source
and a load are...
- 20
- 688
- 1
Tài liệu Principles And Applications Of Electrical Engineering P1 docx
Ngày tải lên :
19/01/2014, 19:20
... dynamics and race track simulation, motor and battery pack selection,
battery pack and loading system design, and transmission and driveline design. This is an
ongoing competition, and new projects ... Conditions 631
13.5 Combinational Logic Modules 634
Multiplexers 634
Read-Only Memory (ROM) 635
Decoders and Read and Write Memory 638
14.1 Sequential Logic Modules 648
Latches and Flip-Flops 648
Digital ... Standard 753
16.1 Electricity and Magnetism 768
The Magnetic Field and Faraday’s Law 768
Self- and Mutual Inductance 771
Ampère’s Law 775
16.2 Magnetic Circuits 779
16.3 Magnetic Materials and...
- 30
- 625
- 0
Tài liệu Principles And Applications Of Electrical Engineering P1 doc
Ngày tải lên :
19/01/2014, 20:20
... dynamics and race track simulation, motor and battery pack selection,
battery pack and loading system design, and transmission and driveline design. This is an
ongoing competition, and new projects ... Standard 753
16.1 Electricity and Magnetism 768
The Magnetic Field and Faraday’s Law 768
Self- and Mutual Inductance 771
Ampère’s Law 775
16.2 Magnetic Circuits 779
16.3 Magnetic Materials and ... Conditions 631
13.5 Combinational Logic Modules 634
Multiplexers 634
Read-Only Memory (ROM) 635
Decoders and Read and Write Memory 638
14.1 Sequential Logic Modules 648
Latches and Flip-Flops 648
Digital...
- 30
- 564
- 0
Tài liệu Doppler in Obstetrics and Gynecology: Principles and Practice pptx
Ngày tải lên :
13/02/2014, 06:20
... Ob_Gyn Principles and Practice.doc Rev. 1.02- 2005
2
to enrich your understanding and thus enable you to get the best out of Doppler when used in
appropriate Obstetrical and Gynecological ... Manscri_Letcrs\Doppler in Ob_Gyn Principles and Practice.doc Rev. 1.02- 2005
1
Doppler in Obstetrics and Gynecology: Principles and Practice
Alexander D. Kofinas, MD
Associate Professor of ... basic principles of Doppler as they apply to
Obstetrical and Gynecological practice. We believe that the material presented herein will enable
the reader to understand the underlined physiological...
- 26
- 519
- 0
Tài liệu INFORMATION SECURITY PRINCIPLES AND PRACTICE ppt
Ngày tải lên :
14/02/2014, 08:20
... out six principles
of cipher design and use. The principle that now bears Kerckhoffs’ name states that a
cipher “must not be required to be secret, and it must be able to fall into the hands
of ... the
Appendix and Sections 8.7 through 8.9. Then cover only the bare minimum of
crypto and software topics.
ã For a heavier crypto emphasis, cover all of Chapters 2 through 6 and Chap-
ters 9 and 10 ... #9
CONTENTS ix
4.7.2 Signatures and Non-repudiation 76
4.7.3 Confidentiality and Non-repudiation 77
4.8 Public Key Infrastructure 79
4.9 Summary 81
4.10 Problems 81
5 HASH FUNCTIONS AND OTHER TOPICS 85
5.1...
- 413
- 548
- 0
Tài liệu Electrical and Electronic Principles and Technology pptx
Ngày tải lên :
18/02/2014, 22:20
... i
Electrical and Electronic Principles and Technology
Prelims-H8556.tex 23/7/2007 17: 52 page xi
Preface
Electrical and Electronic Principles and Technology,
3rd Edition introduces the principles ... diodes and transistors, and
additional material on batteries, fuel cells and alter-
native and renewable energies, relative and absolute
voltages, self and mutual inductance, virtual test and
measuring ... Certificateand NationalDiploma) —see
chapters 13, 15–18, 20, 22 and 23.
(iii) Parts of the following BTEC National units:
Electrical Applications, Three Phase Systems,
Principles andApplications...
- 422
- 2.5K
- 1
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