portable high-power density energy system p11401
TRANSCRIPT
Portable High-Power Density Energy System
P11401
Overview
TurbineAC-DC
Charging Circuit
Li-ion Battery
Li-ion Battery
RF-Boards
SpecificationProject SpecificationsP11401: PORTABLE HIGH POWER-DENSITY ENERGY SYSTEMS
Need RankPower Supply
NeedsCustomer Spec Function Test Method
1 9 Portable MSD Senior Design Teams Net weight Transport System Weigh entire wireless system
MSD Senior Design Teams System volume Transport System Measure enire disassembled system, calculate volume
2 1 Tactical Harris System sound pressure level (audible noise) Protect users Meausre noise level during operation using a decibel meter
3 9 Supply power MSD Senior Design Teams Power: rated, peak Deliver EnergyMeasure power using multimeter. Determine input and output current and volages.
MSD Senior Design Teams Voltage: rated, peak Deliver Energy Use oscilloscope to measure rated and peak values
MSD Senior Design Teams Ripple: % of battery voltage Deliver Energy Use oscilloscope to measure ripple
MSD Senior Design Teams Li-Ion Battery charge time Consume EnergyPut battery in a charging circuit and measure time to charge using stopwatch/clock
MSD Senior Design Teams Li-Ion Battery discharge time Deliver EnergyPut battery in a full load circuit and measure time to discharge using stopwatch/clock
MSD Senior Design Teams Battery Quantity during charging Consume Energy Binary
4 3 Efficient Harris/Soldier energy generation efficiency Capture Energy Measure power output and divide by the power input
Harris/Soldier energy storage efficiency Consume Energy Measure power stored and divide by power input
5 3 Robust MSD Senior Design Teams Withstand drop impact Transport System ESS Drop Test
Harris/Soldier Operating temperature range Supply EnergySubject system to temperature chamber at outer limits, test performance
6 9 Reliable MSD Senior Design Teams Compatible with P11201 test bench components Control Energy Binary
7 1 Safe MSD Senior Design Teams Component surface operating temperature Protect usersMeasure maximum temperature of system during normal operation
Harris/Soldier RoHS Compliant with hazardous substances laws Protect users Aquire RoHS certification from off the shelf components
8 9Obtain energy from the environment
Harris/Soldier Achieve power Capture Energy Binary
Li-ion Battery
Li-ion Battery
Power Board
NCConnector forCharging theBattery in thePower Board
Power Board for WOCCS's System
Connectorfor TestBench
NC
J 2
C O N 2
12
B T1
L i- io n B A TTE R Y
J 3
C O N 2
12
R 1 4
. 2
J 1
C O N 4
1234
S W 1
S W S L I D E -D P 3 T
1
236
7
8
45
Connectorfor RF Group
NC
Power Board
Power Board PCB
Power Board
Power Board
InterfacesTest Bench Connector
Charging Connector
RF Power Connector
Wind TurbineTABLE 3: TURBINE RPM CALCULATIONS
Conversions:
Tip Speed Ratio = 7 1 m = 39.37 in1 m/s = 2.24 mph
TABLE 1: Turbine RPM Values in Metric Units
Blade Length (m) 2 4 6 8 10 12 14 16 18 20 22
0.1 1337 2674 4011 5348 6685 8021 9358 10695 12032 13369 147060.2 668 1337 2005 2674 3342 4011 4679 5348 6016 6685 73530.3 446 891 1337 1783 2228 2674 3119 3565 4011 4456 49020.4 334 668 1003 1337 1671 2005 2340 2674 3008 3342 36760.5 267 535 802 1070 1337 1604 1872 2139 2406 2674 29410.6 223 446 668 891 1114 1337 1560 1783 2005 2228 24510.7 191 382 573 764 955 1146 1337 1528 1719 1910 21010.8 167 334 501 668 836 1003 1170 1337 1504 1671 18380.9 149 297 446 594 743 891 1040 1188 1337 1485 16341.0 134 267 401 535 668 802 936 1070 1203 1337 1471
TABLE 2: Turbine RPM Values in English Units
Blade Length (in) 1 5 10 15 20 25 30 35 40 45 50
12.0 98 490 980 1471 1961 2451 2941 3431 3922 4412 490214.0 84 420 840 1261 1681 2101 2521 2941 3361 3782 420216.0 74 368 735 1103 1471 1838 2206 2574 2941 3309 367618.0 65 327 654 980 1307 1634 1961 2288 2614 2941 326820.0 59 294 588 882 1176 1471 1765 2059 2353 2647 294122.0 53 267 535 802 1070 1337 1604 1872 2139 2406 267424.0 49 245 490 735 980 1225 1471 1716 1961 2206 245126.0 45 226 452 679 905 1131 1357 1584 1810 2036 226228.0 42 210 420 630 840 1050 1261 1471 1681 1891 210130.0 39 196 392 588 784 980 1176 1373 1569 1765 1961
Windspeed (m/s)
Windspeed (mph)
Wind Turbine
Wind Turbine
Wind TurbineInput different variable values to optimize blade design
steady flowuniform properties at sections 1 and 2incompressible flow
Windspeed, V 7 m/sBlade Angle ϴ 70 degreesBlade Length 0.61 m
Fluid Area, A 0.0610 m2
Density, ρ 1.225 kg/m3
Mass, m 0.7 kg
Gravity, g 9.81 m/s2
Tip Speed Ratio 7
Force on Blade (metric units) Blade Torque
Rx Ry Fx Fy Single Net
N N N N Nm Nm-2.41 10.31 2.41 -10.31 3.14 9.43
Force on Blade (English units)
Rx Ry Fx Fy
lb f lb f lb f lb f
-0.54 2.32 0.54 -2.32
CONSTANTS
Assumptions
BLADE FORCE ANALYSIS
TURBINE BLADE END CROSS SECTION
Wind Turbine
1
X
Y
Z
NOV 3 201017:43:43
AREAS
TYPE NUM
ANSYS Model of Generator Hub
Wind Turbine1
MN
MX
X
Y
Z
230.911
22674304
63408376
1041212449
1448516521
18558
NOV 3 201017:41:23
NODAL SOLUTION
STEP=1SUB =1TIME=1SEQV (AVG)DMX =.019335SMN =230.911SMX =18558
1
MN
MX X
Y
Z
-.019334
-.017186-.015037
-.012889-.010741
-.008593-.006445
-.004296-.002148
0
NOV 3 201017:42:08
NODAL SOLUTION
STEP=1SUB =1TIME=1UZ (AVG)RSYS=0DMX =.019335SMN =-.019334
Stress Analysis: Max stress at 10 lb force 18.5 ksi
Deflection Analysis: Max deflection at 10 lb force0.02 inches
Wind Turbine
Wind TurbineCABLE FORCE ANALYSIS FxMAX 108.5 N
FxMAX 24.4 lbf
Angle θ Fcable Fcable Lcable
degrees N lbf ft20 115.5 26.0 4.322 117.0 26.3 4.324 118.8 26.7 4.426 120.7 27.1 4.528 122.9 27.6 4.530 125.3 28.2 4.632 127.9 28.8 4.734 130.9 29.4 4.836 134.1 30.1 4.9
38 137.7 31.0 5.1
40 141.6 31.8 5.21/16" Galvanized Steel Cable 42 146.0 32.8 5.4
Rating: 96 lb 44 150.8 33.9 5.646 156.2 35.1 5.848 162.2 36.5 6.0
FxMAX = 3Fx blade 50 168.8 37.9 6.2
52 176.2 39.6 6.5
Fcable = Fx max/cos( )θ 54 184.6 41.5 6.8
56 194.0 43.6 7.2
Lcable = 4ft/cos(θ) 58 204.7 46.0 7.5
60 217.0 48.8 8.0
62 231.1 52.0 8.5
64 247.5 55.6 9.1
66 266.8 60.0 9.868 289.6 65.1 10.770 317.2 71.3 11.7
72 351.1 78.9 12.974 393.6 88.5 14.576 448.5 100.8 16.5
4ft
θ
Wind Turbine
• 50 Watt Generator • Internal Gear Head• 260 RPM 24V 2A
Power Conversion
Power Conversion- Original Project
U 2
U C C 3 8 0 3
C O M PF BC SR C G N D
O U TV C C
V R E F
T1
TR A N S F O R M E R
1 5
4 8
V 11 V a c0 V d c
V 21 V a c0 V d c
V 31 V a c0 V d c
D 1D 1 N 4 0 0 1
D 2D 1 N 4 0 0 1
D 3D 1 N 4 0 0 1
D 4D 1 N 4 0 0 1
D 5D 1 N 4 0 0 1
D 6D 1 N 4 0 0 1
Power Microcontroller
Input from Micro
0
C 11 0 0 u
C 21 n
C 3
2 2 n
C 41 n
C 51 n
Going to Micro
R 11 k
R 2
1 k
R 3
1 k
R 41 0 0
R 51 0 0
R 6
1 k
M 2I R F 7 4 9 5
U 3
O P -1 8 4 / A D
+3
-2
V +7
V -4
O U T6
R 7. 0 3 3
R 9
9 . 0 9 K
0
00
D 7D 0 2 B Z 2 _ 2
R 81 k
X1M C R 1 9 0 6 -2
0
0
D 8
D 1 N 4 0 0 1
R 1 01 k
R 1 1
5 0
V 40 V d c
R 1 2
1 k
C 71 0 0 u
Power Conversion – Flyback Controller
Power ConversionWindspeed (mph)
Windspeed (m/s)
Engergy from the Wind
Efficiency of Blades(20%)
Efficiency (50%)
Efficincy of overall system (80%)
5.00 2.24 9.36 1.87 0.94 0.6610.00 4.47 74.90 14.98 7.49 5.2415.00 6.71 252.78 50.56 25.28 17.6920.00 8.94 599.18 119.84 59.92 41.9425.00 11.18 1170.28 234.06 117.03 81.92
Area of Blade(m^3)1.395555556
If we assume that the wind is greater then 10mphs
I=P/V 1.25Current Designing(A)
1
Power Conversion – IC Charger
Power Conversion – IC Charger
Power Electronics
Power Conversion
D 2
U1
D 1 1
3 0 V L 1I N D U C TO R
Power Electronics to Charge the Li-ion Battery
R 6
. 1
R 4
1 0 K
Going to Free HangingConnector that can beattached to Power Board
D 4
C 4
1 0 u F
D 6 D 1 0D 7
L E D
L i- io n B a t t e ry
D 1
D 5
R 71 0 K
F 1
1 . 5 A 6 3 VC 2
1 u F
C 11 0 u F
R 1
. 0 5
D 9
D 8
L E D
Input 3-PhaseAC Voltage
R 2
0
R 5
1 0 K
L T3 6 5 0 -4 . 1
V in
C L P
S H D N
C H R G
F A U L T
TI M E R R N G / S S
N TC
B A T
S E N S E
B O O S T
S W
C 31 0 n
R 9
1 0 0
R 8
1 0 0
D 3
R 3N C
Q 1S C R
Power Conversion
Power Electronics
Power Conversion
Power Conversion
Power Conversion
Power Electronics
Test Plan
• See Word Document
Risk Analysis
• See Excel File
Bill of Materials
• See Excel File
Project Plan
Project Plan