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Cu2SnS31234563789:;<�
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Improving Electrical Conductivity of Cu2SnS3 for Thermoelectric Devices 2Hiroyuki FUNABIKI and Shigeyuki NAKAMURA
National Institute of Technology Tsuyama College
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èlýèMþ
¼½v Cu2S SnS2 In2S3
CTS1 1 1 Ar
CTS2 1 1 0.08 Ar(90%)+H2(10%)
�ô��%��;;8�>¦ Sn richj S poorj��v
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1) X. Shi, L. Xi, J. Fan, W. Zhang, and L. Chen: Chem. Mater. 2010,
22, 6029-6031.
2) LvXi8YvBvShi8JvYang8XvShi8LvDvChen8and Wv
Zhang�PHYSICAL REVIEW B 868155201�2012�
Table2 EPMA results
èl Cu/Sn S/(Cu+Sn)
CTS1 з 1.66 1.08
Ô�· 2.08 0.95
CTS2 з 1.23 0.77
Ô�· 1.62 0.87
�(ófþ 2.00 1.00
Fig.1 XRD patterns of CTS1 2���
X����
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� � � � � з
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ë ë
20 40 60 80
Fig.2 XRD patterns of CTS2 2���
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20 40 60 80
Ô�·
з
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600
400
200
100 200 300
���?À �
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/K
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S/m
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60
40
20
420
400
380
360
100 200 300
���?À �
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/K
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Design of LED light-collecting device according to the ray tracing method
Genki KATAYAMA Masaaki FUJIMOTO Takao SHIMADA and Hidenori KAKEHASHINational Institute of Technology Tsuyama College
LED
CAD
Fig 1120mm LED
LED 14 A B 2
LED OptoSupply OSW4XME3C1S700mA 200lm
Fig 2 1m
25 mmFig 3
Fig 2(a) A (b) B
AB
Fig 1 Schematic of LED module
60
60
60
30
30
606060 3030
LED
Fig 2 Schematic of calculation model
Fig 5 A
B 0
LEDCAD
LED
1)2010
(e) module A
(f) module B
Fig 4 Dependence of mesured illuminance on angle ��
(a) module A
(b) module B
Fig 5 Angle dependence of the calculated and measured values
(c) module A
(d) module B
Fig 3 Dependence of calculated illuminance on angle ��
2016 1 23
Static magnetic field analysis in a precision stage with 8 magnetic polesHideyuki OJIMA, Kosuke NAMBA, Yuta IZAWA , Kensaku NOMURA
National Institute of Technology, Tsuyama College
2016 1 23
Static magnetic field analysis in a micro probe driven by electromagnetic force
Kosuke NAMBA, Hideyuki OJIMA, Yuta IZAWA, Kensaku NOMURA
National Institute of Technology, Tsuyama College
3
Development of the floating photovoltaic system for static water using lane marksHomare SAKAI*, Shinichiro OKE*, Noriyuki YOKOGAWA**, Hiroyuki KAWAGOE**, Eiji AKITA**
*National Institute of Technology, Tsuyama, **Sanyo Road Industry Co., Ltd.
1
1
2
1.7MW
7.5MW 27 11 11
Ciel Terre
2
2
CIGS
CIGS
3
Fig. 1
(2016 01 23 )
Fig. 1 Image of floating PV system using lane marks.
3.
71 8
1 0.882 N90 8
Fig. 2 1
10.669 N
5.5 kg
1113 Fig. 3
3 2
3
3 I-VFig. 4 I-V
4.
1 14
http://techon.nikkeibp.co.jp/article/NEWS/20150703/426143/?rt=nocnt 2016.01.122http://natgeo.nikkeibp.co.jp/nng/article/20150121/432583/?ST=m_news 2016.01.123 Kim Trapani, Dean L. Millar: The thin film flexible floating PV (T3FPV) array: The concept and development of the prototype (2014)
Fig. 2 Field test of prototype 1.
Fig. 3 Construction of prototype 3.
Fig. 4 Comparison of I-V curve in land and a surface ofthe water.
0 10 20 30 40 500
5
10
Voltage(V)
(mA
/W/m
2 )
2015/12/08/14:54FF:0.55
2015/12/08/15:28FF:0.565
304W/m2
206W/m2
Nor
mal
ized
cur
rent
CPV
○ * * * **
* **
Measurement of power generation and heat characteristics of a CPV moduleutilizing diffuse irradiance
○Ikuma CHIKI* Hiroki KOIDE* Shinichiro OKE* Noboru YAMADA**
*National Institute of Technology, Tsuyama **Nagaoka University of Technology
CPV
CPV
CPVCPV+ CPV
(1)
CPV+ (2)
CPV+
CPV+
CPV+
3J3J
Si SiSi 3J
3J Si 12Direct Normal Irradiance
string; DNI string Diffuse Irradiancestring; DI string Table1
CPV+ 0.48 m2
59 %
Fig.1CPV+
2015/4/16 4/17 5/8 I-V
Fig.2 GNIDNI 25.6%
2015/4/16/14:15 74.1% 2015/4/17/14:50 I-Va DNI string b DIstring
DI string Pmax
Table1. Specifications of DNI and DI strings.DNI string DI string
12 12500 kW/m2 1.0 kW/m2
6.5 8.538.4 7.2
3J cell Si cellIsc (A) 6.5 8.5Voc (V) 3.2 0.6Dimensions 10 mm×10 mm 156 mm×156 mmEfficiency 39.6% 16.6%Sp
ecifi
catio
nof
cel
ls
StringCell numberMesurement conditionsIsc (A)Voc (V)Cell type
CPV+module
Pyrheliometer Pyranometer
Fig.1 CPV+ module pyrtheliometer, and pyranometer on the sun tracker.
(2016 1 23 )
0 10 20 30 400.0
1.0
2.0
3.0
4.0
Curre
nt(A
)
Voltage(V)
DNI/GNI :
DNI/GNI : 74.1
25.6
a DNI string
Fig.2 I-V curves of DNI and DI strings in different conditions.b DI string
0.0 2.0 4.0 6.0 8.00.0
1.0
2.0
3.0
4.0
Curre
nt(A
)
Voltage(V)
DNI/GNI : 25.6
DNI/GNI : 74.1
DNI/GNI % 25.6 74.1GNI W/m2 668 1012DNI W/m2 171 750P max W/m2 39.2 174FF 0.81 0.78Isc A 0.66 3.38Voc V 35.1 31.4
DNI/GNI % 25.6 74.1GNI W/m2 668 1012GNI-DNI 497 262P max W/m2 30 21.7FF 0.86 0.83Isc A 2.72 2.13Voc V 6.6 6.36
Fig.3 CPV+ DNI string & DI string DNI string
DI stringDNI string 1.13
DI string
CPV
(5)
Figure.4 5
Fig.4 DI string DI string DIstring
2
DNIstring3J
Fig.5 2015/12/28
3JSi
0.73 DI stringDNI string 1.13
JSPS 26820106 26289373
[1] Noboru Yamada et al. Experimental measurements of a prototype high concentration Fresnel lens CPV module for the harvesting of diffuse solar radiation , Optics Express, A28-A34 (2014)[2] CPV
”, 27, 7-051 (2015)
[3] CPV27
7-6 (2015)[4] CPV
, 27P54(2015)
[5]27 /
P288-289 2015
0
50
100
150
200
250
P(W
/m2 )
CPV+
15:0013:00Time14:00
0.73
Fig.3 Changes of power generation of DNI & DI strings and DNI string
Fig.4 Thermometry points.
Fig.5 Back temperature and ambient temperature
a Back temperature b Ambient temperature
Arduino
Control of solar radiation and temperature by using an automatic environment management system using Arduino
Hiromasa MUKAI, Shinichiro OKE National Institute of Technology, Tsuyama
Arduino
Fig.1
Arduino
3
.
Fig. 2 6
6
246
Fig.3
0.8kWh/m²
6:00
2016 1 23
Fig. 1. Constrution of automatic management system for greenhouse.
Fig. 2. Control flow
DC 4DC
Arduino LM35DC 2
Fig.4 30 32ON 30
DC 28ON 30
1 Fig.528
ON 30 OFF32 DC ON
30 OFF3 30 2
ON/OFF PWM
Arduino
30 2
24 P1(2012)
PV24
P8 2012 CD-ROM Arduino
26pp.2-5 (2015)
Fig. 3. Shading test
Fig. 4. Control flow
Fig. 5. Operation test
(2016 1 23 )
* * * ** ***
* ** *** Relationship between of dew condensation and weather conditions in a concentrator PV module
Mitsuharu MORI*,Shinichiro OKE*, Katsuki ANDO*,Yoshishige KEMMOKU**, Kenji ARAKI****National Institute of Technology, Tsuyama ,**Toyohashi Sozo University ,***Toyota Technological Institure
CPV
CPV
CPVCPV
(1) CPV
CPV FF
2013 CPV12
CPV2013 820
1.0 m2 280 WCPV
CPV
2014 1 2015 12
Fig.1 CPVa
b
FF Fig.2
2015 10 3 FF DNIFF
V
FF V
FF V
FFFF
FFFF V
V
FF V3
(a) (b) Fig.1. (a) Dew condensation on the inside surface of the lens at lower position, and (b) other lens at upper position it had no dew condensation.
3 6 9 12 15 18 210.0
0.5
1.0
0.0
0.5
1.0
1.5
FF(−
)
Time(h)
FF
DNI
DN
I(kW
/m2 )
Fig.2. Daily FF and DNI curves in the day that dew condensation was observed (3 Oct. 2015).
DNI 2.4 kWh/m2
DNI 1.2 kWh/m2
Table 12014 1 2015 12
3 2Fig.3
FF V
Fig.4
3 91 3
Fig.5
0~10
Table 153
6.8CPV
3.5
CPV FFV
FF
JSPS 26820106(1)
2015 pp.289-2922015
Table1. Number of dew condensation days from Jan.2014 to Sep. 2015.
60 56 5367 50 4440 15 13
11171
303
110
10848
266
121
421733
167
145
0102030405060708090
100
1 2 3 4 5 6 7 8 9101112 1 2 3 4 5 6 7 8 9
Day
per
cent
age(
)
1011122014 2015
Fig.3. Monthly number of dew condensation days and its details.
0
5
10
15
20
25
30
0
5
10
15
1 2 3 4 5 6 7 8 9 101112 1 2 3 4 5 6 7 8 9
(month)
()
2014 2015101112
(hou
r)
6.8 hour
Fig.4. Monthly average duration of dew condensation and average temperature before sunrise.
−5 0 5 10 15 20 25 30 350
5
10
15
( )
(h)
Fig.5. The relationship between the average temperaturebefore sunrise and duration of dew condensation.
2016 1 23
Construction of Augmented Reality system to operate with a motion sensor -Study of conversion method to the marker coordinates-
(Augmented Reality: AR)CG 3DCG
1)
AR
AR GPSAR ARToolKit2)
AR ARToolKit
3DCG ARAR
ARToolKit
LeapMotionLeap Motion 80 30 11mm
2 LED3
0.01mm
AR Web3DCG
Leap Motion
Leap MotionFig.1
Fig.1 System configuration example
OS Windows7 Professional
Processing LeapMotionLeapMotionP5
31 AR
ARToolKitAR
2 LeapMotion
3
ARtoolKit LeapMotionFig.2
ARToolKit(x,y)=(0,0)
LeapMotionP5Fig.3
(x,y)=(0,0)
LeapMotionP5 xxl xr Fig.4
xl xr
LeapMotionP5 xl
LeapMotionmm
Fig.2 Comparison of the coordinate system
Fig.3 Coordinate value of LeapMotionP5 library
Fig.4 Corresponding measured values and the real space
Fig.4 LeapMotionP5xl xr
(1) xr
(1)
(2)
y zyr[mm] zr[mm]
(3)
(4)
ARToolKit
4)
(5)
LeapMotionP5(5) Xm,Ym,Zm (2)
(3) (4) xr,yr,zr Fig.2ARtoolKit LeapMotion P5
y,z Ym zr,Zm yr,
Xm
Xm xr
LeapMotion
LeapMotion a,b,c
(6)
Fig.5 a,b,c 0a,b,c LeapMotion
(6) LeapMotionP5
Fig.5 Operating result
LeapMotionP5
LeapMotionP5
1) Augmented Reality AR, ,Vol.51-No.4, p.367 (2010)
2) ARToolKit: http://www.hitl.washington.edu/ARToolKit/ (2007). 3) Leap Motion : https://www.leapmotion.com/ (2014). 4) :3DARToolKit
,74/75 (2008)
y = 1.6138x + 348.91
-200 -100
0 100 200 300 400 500 600 700 800
-300 -200 -100 0 100 200 300
x
x
xl
xr[mm]
Wireless control for small work robot using an one-board microcomputer Kentaro TABUCHI and Takuya MIYASHITA
*National Institute of Technology, Tsuyama College
1) Fig.1300mm 210mm ABS
Fig.1 Small size robot with dual arms
DC 1
1 2
DC6
DC2) Fig.2
Fig.2 Block diagram in wireless control
Android Nexus 7Android
Android
4 DC
Arduino MEGA ADK
Android Bluetooth
Arduino
6 11
6Fig.3
Fig.3 Circuit for controlling the DC motor
1 6
19
Android
AndroidAndroid Studio
Fig.4
Fig.4 Control software on an android terminal
Android x yz
4
2
Bluetooth Android
AC
1)
25 (2013)
2) Arduino Bluetooth
27 2015
2016 1 23
* * ** ***
* ** ***
Study on using omnidirectional camera for comunication system Ryousuke TSUBAKI* Noboru YABUKI* Yasuaki SUMI** Takao TSUKUTANI***
*National Institute of Technology,Tsuyama College **Tottori City College of Medical Nurse ***National Institute of Technology,Matsue Collegey
1
LAN
1
2 .
2
3 Z>0
OM
OC
(0,0, ),(0,0, )c c� � XY
OC
OM
OC ( )P(X,Y,Z) p(x,y)
2 2 2
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� � � ( 0)Z �
( 0 , 0 ,c� ( ) (0,0, )c�
3
VS-C450MR-TK4)
45 227cm
6 Dd , (2)
d = 157.7 ln (D) + 111.25 (2)
.
5
6
( (a))7(b)
(a) 2 (b)
7
1)
2) H. Nakayama, N. Yabuki, H. Inoue, Y. Sumi, T. Tsukutani A Control System for Electrical Appliances using Eye-gaze Input Proc. of ISPACS2012, pp.410-413(2011)
3) : Hyper Omni Vision9
pp.6 9 (1997). 4)
https://www.vstone.co.jp/products/sensor_camera/index.html(2015)
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A Practical application for Non-linear system with CPA-PID controller �Tatsuya OSAKADA*" " Kento KIMURA**" " Hideyuki YAGI**
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Fig3. Saturation temperature of the hot air generator
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Fig5. Trade-off curve(MV=60[%]~100[%], <:Estimate Value,=:Measured Value)
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@:AB�1 )"=!>PID��'?@�A'(1992)-"2 ) *&'BC'�£'DEF¤¥¦G���sâvFo�HqIhKJ�K PID��`<êj�'����������8Vol.44,No.10, pp,809-818(2008)
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