speed software for electrical machine design
Tài liệu Ecodial V3.38 Low-voltage electrical installation design software Fupact and variable speed drive ppt
Ngày tải lên :
12/12/2013, 13:15
... V3.38, design low-voltage electrical installations
the easy way
Ecodial V3.38 complies with
the latest electrical standards, bringing
LV installation design software to a
new level of performance.
Build ...
protection for final circuits supplying sockets.
v LV/LV transformer: Ecodial accepts all primary voltages and gives more information into the
calculation result like Transformer R phase, Transformer ... etc.)
Default values can be modified and saved for future
projects.
All this information is used in the subsequent steps of
the design process and for the printout of the project
file. It can...
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Calculations for machine design ~ team tolly
Ngày tải lên :
08/04/2014, 11:00
... Calculations for Machine Design was written
to be a companion to Marks’ Standard Handbook for Mechanical Engineers, providing
detailed calculations to the important problems in machine design. For each ... four rivets that must carry
the force (P), the shear force (V ) for each rivet
is
Step 2. As there are four rivets that must carry
the force (P), the shear force (V ) for each rivet
is
4V = P → V ... columns, the secant
formula for eccentric loading, as well as a discussion on how to deal with short columns.
Chapter 7, Fatigue and Dynamic Design, contains information on how to design for
dynamic...
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Machine Design 7 March 2013
Ngày tải lên :
25/03/2013, 12:46
... 201 3MACHINE DESIGN. com20
designs, they could be custom shaped to make better use of
the available space. As the design stands now, we have al-
most the entire forearm empty and available for ... electronics. Learn more and register at http://machinedesign.com/
training.
Formula Hybrid racer
The Formula Hybrid design competition has students
building high-performance race cars that are also efficient ... www.jhuapl.edu/prosthetics
For another feature on
prosthetic hands, scan
this code or go to http://
machinedesign.com/
article/giving-artificial-
hands-a-sense-of-
touch-0909
MARCH 7, 2013 MACHINE DESIGN. com...
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Performance of Modern Techniques for Rating Model Design
Ngày tải lên :
16/04/2013, 20:00
... separable set.
Fig. No.4 Performance Versus Learning Rate
Performance of modern techniques for rating model design
3
1.
Introduction
Credit risk forecasting is one of the leading ... taken.
Performance of modern techniques for rating model design
16
6.1.1. BackPropagation Training with Gradient Descendent
This is perhaps the most straightforward way to design the ... – “Neural Networks and Related Methods for Classification” - 1
st
Edition, Wiley & Sons, 1994
Performance of modern techniques for rating model design
9
4.
Linear Classifiers
4.1....
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General rules of electrical installation design
Ngày tải lên :
02/08/2013, 01:25
... and safety of an electrical installation
Quality and safety of an electrical installation
-Quality and safety will be assured only if:
+The initial checking of conformity of the electrical installation ... OF INDUSTRIAL ELECTRICSITY
Subject : General rules of electrical installation design
Subject : General rules of electrical installation design
Name : Nguyễn Thanh Sơn
Name : Nguyễn Thanh ... achieved.
-Apply also for 380/660 →400/690 V
Environment
Environment
-A product environmental design sometimes called “eco -design is
an approach of sustainable development with the objective of designing...
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Fundamentals of Machine Design P34
Ngày tải lên :
18/10/2013, 09:15
... from outside, for example, in
punching press forces of very large magnitude is applied for a short while
(impulsive force), in crank shafts variable loads act due to nature of force
arising ... cylinders. Often dynamic forces appear in
the moving parts, e.g., inertia forces in machines and mechanisms, forces
due to unbalance of the rotating components etc. Since these forces are to be
withstood ... value. For a complete reversal of stress the value of K = -1.
The design stress for completely reversing load is calculated using the
formula
1,
1,
1
a
d
k
σ
σ
−
−
−
=
where
1,d
σ
−
= design...
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Fundamentals of Machine Design P37
Ngày tải lên :
25/10/2013, 12:15
... tensions
ã Some commonly used design parameters
13.1.1 Flexible Machine Elements
Belt drives are called flexible machine elements. Flexible machine elements are
used for a large number of industrial ...
4. Khurmi, R.S. and Gupta J.K., Text book on Machine Design, Eurasia
Publishing House, New Delhi.
5. Sharma, C.S. and Purohit Kamalesh, Design of Machine Elements,
Prentice Hall of India, New ... driver, for which the product, μα of equation for belt
tension is the least, should be considered to determine the tension ratio.
References
1. V.Maleev and James B. Hartman , Machine Design, ...
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Fundamentals of Machine Design P38
Ngày tải lên :
25/10/2013, 12:15
... dependent on the belt speed. Hence, the
maximum belt stress (for a given belt thickness and per unit belt width) is
provided either for different belt speeds or for a specified speed.
Density ... 1.3 is selected from design data book for the given service condition.
For the design stress in the belt,
max SPD W
CC
= ì ì
However, design stress,
′
σ
,
for leather belt may be ... short to account for correct
initial tension.
Sample Problem
Design a flat belt drive for the following data:
Drive: AC motor, operating speed is 1440 rpm and operates for over 10 hours....
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Text Book of Machine Design P29
Ngày tải lên :
25/10/2013, 13:15
... Textbook of Machine Design
3. In single helical gears, the helix angle ranges from 20° to 35°, while for double helical gears, it may be
made upto 45°.
29.429.4
29.429.4
29.4
ForFor
ForFor
For
mama
mama
ma
tivtiv
tivtiv
tiv
e ... D
P
/ m = 80 / m
and formative or equivalent number of teeth for the pinion,
T
E
=
P
33 3
80 / 80 / 226.4
cos cos 45 (0.707)
T
mm
m
===
α°
∴ Tooth form factor for the pinion for 20° stub teeth,
y'
P
=
E
0.841 ... diameter of the gear is 432 mm, therefore the gear should be provided
with four arms. The arms are designed in the similar way as discussed for spur gears.
Design for the gear arms
Let us assume that...
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