high temperature electric hot water heater
A STUDY ON FACTORS INFLUENCING PROJECT’S PURCHASE INTENTION OF THE ELECTRIC WATER HEATER IN CENTRAL VIET NAM
Ngày tải lên :
18/04/2014, 16:28
... on
Electric water heaters’ physical appearance but on the
brand image of the manufacturer.
ãKey words: Purchase intention, product quality, service
quality, price fairness, electric water heater, ...
Ferroli Indochina electric water heater
ã This section is seeking your opinion regarding the factors that
influence your purchase intention toward Ferroli Indochina
electric water heater. Please ... consumption factors that might influence
consumers’ purchase intentions of Ferroli Indochina
electric water heater
ã Independent variable which is Service quality, product
quality, price fairness,...
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low-cost solar water heater
Ngày tải lên :
25/04/2013, 08:20
... solar water
heaters are Al-Madani [7], who in 2002
investigated the performance of a batch solar water
heater in Bahrain. The heater consists of an
evacuated cylindrical glass tube. Water ... MATERIAL
The prototype system is called the Green Water
Heater (GWH). The separated-tank solar water
heater was chosen since it can keep the water hot
during night and easier to be built than ... thermal storage tank. The maximum
water temperature in the thermal collector was
82⁰C which is more than the expected temperature
of 65⁰C. The maximum water s temperature
measured from the storage...
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Báo cáo khoa học: Hyperthermophilic enzymes ) stability, activity and implementation strategies for high temperature applications pot
Ngày tải lên :
07/03/2014, 05:20
... yields when the reaction is per-
formed at high temperatures; (e) the reactions kinetics
are faster at high temperatures; (f) enzymatic process-
ing at temperatures near or above 100 °C minimizes
the ... and stable at
high temperatures, and adapted to low temperature
environments. However, another theory suggests that
hyperthermophiles arose from mesophiles via adapta-
tion to high temperature ... mesophilic proteins at room temperature and
increases with temperature, so as to allow for enzy-
matic activity near 100 °C. It is only upon achieving
these high temperatures that sufficient molecular...
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singhal, s. c. (2002). high temperature solid oxide fuel cells - funda
Ngày tải lên :
18/04/2014, 12:25
... than the existing electrical system: and
20
High
Temperature Solid Oxide
Fuel
Cells:
Fundamentals,
Design
and Applications
U.
B,
Pal and
S.
C.
Singhal,
High Temperature Science, ... conductivity of pure water and pure common
salt is low but that
of
an aqueous salt solution is high. In a short time many
of
the mixed oxides which exhibit high conductivity at elevated temperatures, ... the complex materials and the high expansion coefficient.
Of
course the
difficulties are greater because
of
the temperature
of
operation. Additional
22
High Temperature Solid Oxide Fuel...
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introduction to high-temperature superconductivity selected topics
Ngày tải lên :
24/04/2014, 17:13
... operating temperature exceeds a
certain value. This temperature may be as low as 30 K for some materials and as high as 90
K for others.
8
It is known from development of LTSC wires that high transport ... the
publisher.
Foreword
High- temperature superconductivity (HTSC) has the potential to dramatically impact many
commercial markets, including the electric power industry. Since 1987, the Electric Power
Research ... also superconducting. has slightly higher
and than was used routinely in the inner core of composite magnets to
achieve higher fields. has which is appreciably higher than the 18 K of
has been...
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carbon nanotube array thermal interfaces for high temperature silicon carbide devices
Ngày tải lên :
06/05/2014, 08:53
... high-
temperature, photoacoustic
INTRODUCTION
Silicon carbide (SiC) electronic devices hav e developed such that commercial
products are now available. SiC is preferred in high- temperature, high- power, ... SiC devices at temperatures as high
as 500–600
C, while Si is generally limited to 125
C.
While the foregoing discussion highlights the advantage of SiC over Si for high-
temperature applications, ... which
exhibited higher noise levels at elevated temperatures as indicated by the larger error
bars for higher temperatures in the graphical results that follow.
Figure 2. Modified photoacoustic...
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Báo cáo hóa học: " Self-propagating high-temperature synthesis of nano-TiCx particles with different shapes by using carbon nano-tube as C source" doc
Ngày tải lên :
21/06/2014, 00:20
... TiB
2
powder by a self-propagating high- temperature
synthesis technique. Mater Lett 2004, 58:733-738.
13. Khanra AK, Pathak LC, Mishra SK, Godkhindi MM: Self-propagating -high-
temperature synthesis (SHS) ... nano-size ZrB
2
powder by self-
propagating high- temperature synthesis. J Eur Ceram Soc 2009,
29:1501-1506.
15. Nersisyan HH, Lee JH, Won CW: Self-propagating high- temperature
synthesis of nano-sized ... combustion temperatures
are quite low. As another consequence of the high C
concentration, the stoichiometry of these primitively
formed TiC
x
particles in the Fe melt is relatively high.
Then,...
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Báo cáo hóa học: " Study of the formation processes of gold droplet arrays on Si substrates by high temperature anneals" docx
Ngày tải lên :
21/06/2014, 05:20
... of catalytically
active nanoislands for the growth of Si wire-like crystals.
Fast anneals at high temperatures o f the structures of
Si substrates with gold films deposited on them both in
furnace ... not observed at any rate up
to the temperature of 950°C (see Figure 5). Instead, the
individual intergrain boundaries often form joints 120°j
for the mentioned temperatures, indicating a steady-
state ... process.
Increase in th e RTA temperature result ed in t he for-
mation of gold nanoislands on the surface of Si wafers.
Thesizeandthedensityofislandsweredeterminedby
the annealing temperature (Figures...
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Research for Agricultural Sciences:" Effect of high temperature fluidized drying and tempering on head rice yield and mechanical strength of Vietnamese rice varieties " doc
Ngày tải lên :
21/06/2014, 06:20
... low temperature drying at 35
o
C, the mechanical strength of the rice kernels
was higher at high temperature drying (Table 2, Figure 8). This value was significantly higher at
90
o
C drying temperature ... drying process.
High temperature (over 100
0
C) fluidized bed drying of paddy has been reported by a few
researchers. But, normally it is recommended that hot air drying temperature should ... for 25-30 minutes if high temperature drying is used (Poomsa-ad et al. 2005;
Prachayawarakorn et al. 2005). Although there are a few research works being reported on high
temperature fluidized...
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Báo cáo hóa học: " High-Temperature Stable Operation of Nanoribbon Field-Effect Transistors" pot
Ngày tải lên :
21/06/2014, 08:20
... than that in method (1) at elevated
temperatures of 125 and 150°C.
Conclusions
In summary, we report the constant temperature operation
of nanoribbon FETs in the temperature range of 25–150°C.
In ... field-effect transistors can be used for stable high-
temperature applications. The on-current level of the
nanoribbon FETs decreases at elevated temperatures due to
the degradation of the electron ... in
response to temperature variations [10–13]. However, the
reduction in mobility induced by the thermal scattering
causes the operation points of the device to vary with the
temperature. This temperature- dependent...
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Báo cáo hóa học: " Nanostructured Hypoeutectic Fe-B Alloy Prepared by a Self-propagating High Temperature Synthesis Combining a Rapid Cooling Technique" ppt
Ngày tải lên :
22/06/2014, 01:20
... Á
Self-propagating high temperature synthesis (SHS) Á
Soft magnetic performance Á Mechanical behavior
Introduction
Nanostructured materials have been shown to exhibit out-
standing high strength and ... 4:11–16
123
NANO EXPRESS
Nanostructured Hypoeutectic Fe-B Alloy Prepared by
a Self-propagating High Temperature Synthesis Combining
a Rapid Cooling Technique
Licai Fu ặ Jun Yang ặ Qinling Bi ặ ... synthesized bulk nano-
structured Fe
94.3
B
5.7
alloy using the one-step approach of a
self-propagating high temperature synthesis (SHS) com-
bining a rapid cooling technique. This method is
convenient,...
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Báo cáo hóa học: " Self-assembled GaInNAs/GaAsN quantum dot lasers: solid source molecular beam epitaxy growth and high-temperature operation" pptx
Ngày tải lên :
22/06/2014, 22:20
... lm
2
)at10°C. High- temperature operation
up to 65 °C was demonstrated from an unbonded
GaInNAs QD laser (50 · 1,060 lm
2
), with high char-
acteristic temperature of 79.4 K in the temperature
range ... 1,700 lm
2
)at10°C. High- temperature operation
up to 65 °C was successfully demonstrated from an
unbonded GaInNAs QD laser (50 · 1,060 lm
2
), with
high T
0
of 79.4 K in the temperature range of ... To the best of our knowledge, this is the
highest temperature GaInNAs QD laser operation
ever reported. Figure 11b shows the plot of ln(I
th
)
versus temperature (T) (left axis) and logarithm...
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Báo cáo hóa học: " Self-organization of quantum-dot pairs by high-temperature droplet epitaxy" pptx
Ngày tải lên :
22/06/2014, 22:20
... (MBE) system equipped with
reflection high- energy electron diffraction (RHEED)
and a highly accurate (±2 °C) optical transmission
thermometry system for substrate temperature deter-
mination and control. ... these results are
observed at a substrate temperature of 550 °C which is
significantly higher than previously reported droplet-
related experiments (growth temperatures of 200 °Cor
lower) [4–6]. ... relatively
high temperatures, the evolution of QD pairs is
observed during subsequent annealing. The dramatic
change in shape is caused by the anisotropy nature
of surface diffusion and incorporation. High- temper-
ature...
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Handbook of High-Temperature Superconductor Electronics doc
Ngày tải lên :
27/06/2014, 15:20
... 10 High- Temperature Superconductor Microwave Devices
Neeraj Khare
11 High- Temperature Superconducting IR Detectors
John C. Brasunas
12 Cryocoolers and High- T
c
Devices
Ray Radebaugh
13 High- Temperature ... Parameter of High- T
c
Superconductors. In: A Narlikar,
ed. Studies of High Temperature Superconductor vol 20 New York: Nova Science
Publishers, 1996, pp 187–215.
Introduction to High- Temperature ... electronics: higher speed, less noise, lower power consumption, and much
higher upper-frequency limit. Such characteristics are advantageous in communi-
cation technology, high- precision and high- frequency...
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- xác định thời lượng học về mặt lí thuyết và thực tế
- tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam
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