Category THE FLORIDA STATE UNIVERSITY. FAMU-FSU COLLEGE OF ENGINEERING By

WINDSTREAM POWER LOW RPM PERMANENT. MAGNET DC GENERATOR

LOW RPM PERMANENT MAGNET DC GENERATOR

STOCK N0.443541

Two high-energy saturated C8 ceramic magnets.

Stainless steel 12.7mm (1/2in) diameter, 40mm length, with 1mm full-length flat.

16-slot armature 52mm diameter wound with AWG25 magnet wire (fusing current 24 amps) Extra-long 8x14mm brush assemblies including spring, pigtail and cap – stock no. 443732 Two double-sealed 32mm OD ball bearings – replacement stock no. 17111.

Either direction – The red output wire is positive for clockwise rotation from the shaft end. Zero to 5,000 rpm (84Hertz), generates at all speeds.

Four M6 tapped holes on the front or rear end caps, or by hose clamps on the magnet drum. 4.5Kg (9.8lb). Shipping weight 4.6Kg (101b), dimensions 150x150x300mm (6 x 6 x 12in). Internal resistance 7.7 ohms. Inductance 16 mH.

Se...

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. SOLAR CHARGER CONTROLLER. ELECTRICAL DIAGRAM

33 ихх

О D L Т А Б h D [] :>E FREE! ETQ EE SP И E DI U ]| DIE H P L U S Rcit к

6S-BK l ■ і lk 11 ml the voltage о-етеішіііе the ooltaul.

at UHlUH The nOSFCTJS SulTCHCt Он «Т UHlui riOSECT IS L. lTCNEt

; 13, 7/27, 4V ( 1.24V OH LE5 TO IC) Е? ГГ: l4.2/2e.4V£J.34VTD]Cl

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RECEIVER/BOILER. DETAILED DRAWINGS AND IMAGES

image92

image93

image94

image95

image96

image97image98

Figure N.6: a) Exploded % view of receiver/boiler. b) % view of assembled

receiver/boiler.

image99

Figure N.7: Image of the actual receiver cap, inner and outer coils, and water drum

assembled.

 

image100

Figure N.8: Main body of the receiver/boiler.

image101

Figure N.9: Assembled receiver/boiler being heated on electric burner for initial

mixing of the draw salt thermal bath.

Figure N.10: Receiver/boiler assembled with thermocouple and feed-tubes.

 

image103

Figure N.11: Receiver/boiler assembled at the focal region of concentrator.

 

image102

image104

Figure N.12: Receiver/boiler being submitted to concentrated solar insolation.

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AUTOCAD DRAWINGS AND DIMENSIONING OF T-500

IMPULSE STEAM TURBINE
AND

GEAR TRAIN

image87

Подпись: 'TrWSS’ZrWrt "T>V5£'7ofiT8dПодпись: % їй a $ і Подпись: Figure M.1: Detailed drawing for complete assembly of T-500 impulse steam turbine and gear train. image88

Подпись: Лій

image89Figure M.2: Detailed drawing of T-500 impulse steam turbine rotor (blades) ,

housing, and nozzle design.

image90

Figure M.3: Detailed drawing for first section of gear train; bearing plates one, and four, thrust plate, bearing cover, and high speed gear housing.

 

two,

 

image91і –

Figure M.4: Detailed drawing of bearing plate three, low speed gear housing, and

intermediate speed gear housing.

APPENDIX N

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RANKINE CYCLE CALCULATIONS

 

Rankine Cycle Calculations k := 103

  image380 image381 image382

v2a:

  image383

Boiler Inlet (actual)

P2p := 963.17c-Pa

  image384

0.5144-k-J—

kg-K

 

s2p :

 

v2p :

  image385 image386

Turbine Exit (actual — for using turbine inlet values)

Подпись: 3 m = 0.001 kg Подпись: 3 m 1.5403 kg Подпись: 3 2.6737— kg kJ kJ

P4p t := 101.323c-Pa h4p t := 2679.7689— s4p t := 7.3655 v4p t :

4P_t 4P_t kg 4p-t kg-K 4p-t

Turbine Exit (ideal — for using turbine inlet values)

kJ k-J

Подпись:P4 t := 101.325:-Pa h4 t := 2496.9084 s4 t := 6.8754

– 4_t kg 4-t kg-K

Turbine Exit (theoretical / actual — for using boiler exit values and dT)

P4p_b := 101.323c-Pa h4p_b := 3105.0094^ s4p_b := 8.263^^ v4p_b

Подпись: P4 b := 101.325c-Pa
image392 Подпись: v4 b : Подпись: m3 2.0303— kg

Turbine Exit (theoretical / ideal — for using boiler exit values and dT)


wturbine_out_actual • h3t h4p_t

k-J

wturbine...

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STEAM TURBINE EFFICIENCY CALCULATIONS

Steam Turbine Calculations

k := 103

Mass Flow Rate into the turbine: := 4.87310- 3 —

kj kJ

Enthalpy Values for Turbine Inlet (h3) and Outlet (h4): h3 := 2764 0848— h4 := 2679 7689—

3 kg 4 kg

Heat Transfer from the Turbine: Qdot := mdot (h4 – h3)

Qdot = -410.871W

Pinlet := 480.537c-Pa Poutlet := 101.325oPa

Tinlet := 4314Ж

Подпись:Подпись:

image369 image370 image371 image372

mdo^ p in’Vinlet’ Anozzle mdot = p out’ Vout’ Anozzle

Zinlet • 10in Zoutlet • 6in

From the Steam Tables:

image373

hinlet • h3 houtlet • h4

Подпись: Wdot CV - 650.818WPower Output of the Turbine

image375 Подпись: wa - 133.556^ а kg

Work Output of the Turbine is solved by:

To determine the efficiency of the turbine (or any machine in that matter), we compare the actual performacne of the machine under given conditions to the performance that would have been achieved in an ideal process...

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MASS FLOW RATE CALCULATIONS. FOR STEAM INTO TURBINE

Mass Flow Rate through Steam Turbine Nozzle

image356 image357

Area of the Steam Turbine Nozzle

Подпись: T := 470KPt := 0.480537MPa

Подпись: ts := 448.5K image360 Подпись: s := 7.0648-k-J- ллл kg-K

From the Steam Tables for the given pressure and temperature

Since the inlet temperature is higher than the saturation temperature, the steam is superheated.

Speed of Sound

image362

Y-Pt

p

 

a = 1.03 x 10* m

 

a

 

s

 

P

Подпись:exit

Подпись: P exit Подпись: 0.211 Подпись: Value is less than 0.5283, thus the flow is choked.

Pexit := 101.325-Pa

Mach Number

(assuming M=1 because of geometry)

V

M := 1 M

a

The velocity of the flow is:

3 m

V := M-a V = 1.03 x 10

ЛАЛ/

s

The mass flow rate is thus:

Y

R – T

 

mdot = 4.873x 10

 

3 kg s

 

mdot := Pt’A’M-

 

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RECEIVER / BOILER EFFICIENCY CALCULATIONS

Boiler Efficiency k := 103

Direct Method

Directly defined by the exploitable heat output from the boiler and bythe fuel power input of the boiler.

Qoutput

n boiler_direct “ “Q

Qinput

Indirect Method

Determines efficiency by the sum of the major losses and by the fuel power of the boiler. The indirect method provides a better understanding of the individual losses on the boiler efficiency.

Qlosses

n boiler_indirect “ 1 Q

Qinput

Подпись: Qlosses : 349.37ЖQinput := 11072k-W Qoutput := 1kW

Qoutput

n boiler_direct := ~Q

Qinput

n boiler_direct 9032%

Qlosses

n boiler_indirect := 1 Q

Qinput

n boiler_indirect 96845%

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