REFRIGERATION+AIR COND.TECH.-W/2 ACCESS
8th Edition
ISBN: 9781337370042
Author: TOMCZYK
Publisher: CENGAGE L
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Chapter 40, Problem 11RQ
The electrical operating conditions are measured with and a(n) ______and a(n)_____.
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Using Matlab calculate the following performance
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4506 drive cycle test
Prated
Trated Ebat
80kW
254 Nm 85kWh/1645kg
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A
rwheel
0.315M 133.3
C
0.491
Ng
ng 7g
8.190.315
8.19 0.315 7ed= 85%
Ebpt
35-956
DRIVE
AXLE
Ebfb
chę =85%
V
Minverter
H/A
Battery
Charger
En
AC
Pry
9) required energy output from the motor to drive this cycle
Cassume no regenerative braking)
b) range
of the Tesla Model S for this drive cycle
(assume no regenerative breaking
c) estimated mpge
cycle
of the Tesla Model S for this drive
Cassume no regenerative breaking)
d) Recalculate parts abc now assuming you can regenerate
returns correctly due to inefficiency.
from braking. Be careful to handle the diminishing
energy
braking makes in terms of required
e) Quantify the percentage difference that regenerative
required energy, range
and mpge,
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Ta
a
ra
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HW.5.1 Determine the vertical displacement of joint C on the truss as shown by using Castigliano's
theorem. Let E = 200(109) GPa and A = 300 mm²
4 m
E
20 kN
3 m
3 m
B
D
30 kN
C
3-55 A multifluid container is connected to a U-tube,
as shown in Fig. P3–55. For the given specific gravities
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0.311 cm
Chapter 40 Solutions
REFRIGERATION+AIR COND.TECH.-W/2 ACCESS
Ch. 40 - The standard design conditions for...Ch. 40 - The typical temperature relationship between a...Ch. 40 - The evaporator will normally operate at a(n)...Ch. 40 - A typical temperature relationship between a...Ch. 40 - How is condenser high efficiency obtained?Ch. 40 - High-efficiency air-conditioning systems may use...Ch. 40 - What does the head pressure do If the suction...Ch. 40 - What will cause the suction pressure to rise?Ch. 40 - The evaporator design temperature may in some...Ch. 40 - The seasonal energy efficiency ratio (SEER)...
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