gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders...

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EOQ Calculator K 2 c 5 h 1 λ 100 opt. order interva 0.20 opt. order quantit 20.00 opt. average cost $20.00 Order Quantity Holding CostSetup Cost 5 2.50 40.00 10 5.00 20.00 15 7.50 13.33 20 10.00 10.00 25 12.50 8.00 30 15.00 6.67 35 17.50 5.71 40 20.00 5.00 45 22.50 4.44 50 25.00 4.00 55 27.50 3.64 60 30.00 3.33 65 32.50 3.08 70 35.00 2.86 75 37.50 2.67 80 40.00 2.50 85 42.50 2.35 90 45.00 2.22 Anual Cost $

Transcript of gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders...

Page 1: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

EOQ Calculator

K 2c 5h 1λ 100

opt. order interval 0.20opt. order quantity 20.00

opt. average cost $20.00

Order Quantity Holding Cost Setup Cost5 2.50 40.00

10 5.00 20.0015 7.50 13.3320 10.00 10.0025 12.50 8.0030 15.00 6.6735 17.50 5.7140 20.00 5.0045 22.50 4.4450 25.00 4.0055 27.50 3.6460 30.00 3.3365 32.50 3.0870 35.00 2.8675 37.50 2.6780 40.00 2.5085 42.50 2.3590 45.00 2.2295 47.50 2.11

100 50.00 2.00

0 10 20 30 40 50 60 70 80 900.005.00

10.0015.0020.0025.0030.0035.0040.0045.00

Total Average Inventory Cost

Holding CostSetup CostTotal

Order Quantity (Q)

Anua

l Cos

t $

Page 2: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

105 52.50 1.90110 55.00 1.82115 57.50 1.74120 60.00 1.67125 62.50 1.60130 65.00 1.54135 67.50 1.48140 70.00 1.43145 72.50 1.38150 75.00 1.33155 77.50 1.29160 80.00 1.25165 82.50 1.21170 85.00 1.18175 87.50 1.14180 90.00 1.11185 92.50 1.08190 95.00 1.05195 97.50 1.03200 100.00 1.00205 102.50 0.98210 105.00 0.95215 107.50 0.93220 110.00 0.91225 112.50 0.89230 115.00 0.87235 117.50 0.85240 120.00 0.83245 122.50 0.82250 125.00 0.80

Page 3: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

255 127.50 0.78260 130.00 0.77265 132.50 0.75270 135.00 0.74275 137.50 0.73280 140.00 0.71285 142.50 0.70290 145.00 0.69295 147.50 0.68300 150.00 0.67

Page 4: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

Total42.5025.0020.8320.0020.5021.6723.2125.0026.9429.0031.1433.3335.5837.8640.1742.5044.8547.2249.6152.00

0 10 20 30 40 50 60 70 80 900.005.00

10.0015.0020.0025.0030.0035.0040.0045.00

Total Average Inventory Cost

Holding CostSetup CostTotal

Order Quantity (Q)

Anua

l Cos

t $

Page 5: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

54.4056.8259.2461.6764.1066.5468.9871.4373.8876.3378.7981.2583.7186.1888.6491.1193.5896.0598.53

101.00103.48105.95108.43110.91113.39115.87118.35120.83123.32125.80

Page 6: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

128.28130.77133.25135.74138.23140.71143.20145.69148.18150.67

Page 7: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

EPQ Calculator

K 2c 5h 1λ 100μ 100000

opt. order interval 0.20opt. order quantity 20.01

opt. average cost $19.99

Order Quantity Holding Cost Setup Cost5 2.50 40.00

10 5.00 20.0015 7.49 13.3320 9.99 10.0025 12.49 8.0030 14.99 6.6735 17.48 5.7140 19.98 5.0045 22.48 4.4450 24.98 4.0055 27.47 3.6460 29.97 3.3365 32.47 3.0870 34.97 2.8675 37.46 2.6780 39.96 2.5085 42.46 2.35

0 10 20 30 40 50 60 70 80 900.005.00

10.0015.0020.0025.0030.0035.0040.0045.00

Total Average Inventory Cost

Holding CostSetup CostTotal

Order Quantity (Q)

Anua

l Cos

t $

Page 8: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

90 44.96 2.2295 47.45 2.11

100 49.95 2.00105 52.45 1.90110 54.95 1.82115 57.44 1.74120 59.94 1.67125 62.44 1.60130 64.94 1.54135 67.43 1.48140 69.93 1.43145 72.43 1.38150 74.93 1.33155 77.42 1.29160 79.92 1.25165 82.42 1.21170 84.92 1.18175 87.41 1.14180 89.91 1.11185 92.41 1.08190 94.91 1.05195 97.40 1.03200 99.90 1.00205 102.40 0.98210 104.90 0.95215 107.39 0.93220 109.89 0.91

Page 9: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

225 112.39 0.89230 114.89 0.87235 117.38 0.85240 119.88 0.83245 122.38 0.82250 124.88 0.80255 127.37 0.78260 129.87 0.77265 132.37 0.75270 134.87 0.74275 137.36 0.73280 139.86 0.71285 142.36 0.70290 144.86 0.69295 147.35 0.68300 149.85 0.67

Page 10: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

Total42.5025.0020.8319.9920.4921.6523.2024.9826.9228.9831.1133.3035.5437.8240.1342.4644.81

0 10 20 30 40 50 60 70 80 900.005.00

10.0015.0020.0025.0030.0035.0040.0045.00

Total Average Inventory Cost

Holding CostSetup CostTotal

Order Quantity (Q)

Anua

l Cos

t $

Page 11: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

47.1849.5651.9554.3556.7659.1861.6164.0466.4768.9171.3673.8176.2678.7181.1783.6386.0988.5691.0293.4995.9698.43

100.90103.37105.85108.32110.80

Page 12: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

113.28115.75118.23120.71123.19125.68128.16130.64133.12135.61138.09140.57143.06145.54148.03150.52

Page 13: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

EOQ Calculator with backorders

K 2c 5h 1b 9λ 100

optimal order interval 0.190optimal average cost $18.97optimal order quantity 20.00

backorder (b) optimal average cost ($)

5 346.416 361.817 374.178 384.319 392.79

10 400.0011 406.2012 411.6013 416.3314 420.5315 424.2616 427.6217 430.6418 433.3919 435.8920 438.1821 440.2822 442.22

0 5 10 15 20 25 30 35 40 45 50 55340

360

380

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Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 14: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

23 444.0124 445.6725 447.2126 448.6527 450.0028 451.2629 452.4430 453.5631 454.6132 455.6033 456.5334 457.4235 458.2636 459.0637 459.8138 460.5439 461.2240 461.8841 462.5142 463.1143 463.6844 464.2345 464.7646 465.2647 465.7548 466.2249 466.6750 467.10

0 5 10 15 20 25 30 35 40 45 50 55340

360

380

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440

460

480

Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 15: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0 5 10 15 20 25 30 35 40 45 50 55340

360

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480

Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 16: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0 5 10 15 20 25 30 35 40 45 50 55340

360

380

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480

Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 17: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0 5 10 15 20 25 30 35 40 45 50 55340

360

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Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 18: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0 5 10 15 20 25 30 35 40 45 50 55340

360

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Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 19: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

EOQ Calculator with backorders

K 2c 5h 1b 9λ 100μ 1000

optimal order interval 0.222optimal average cost $18.00optimal order quantity 20.00

backorder (b) optimal average cost ($)

5 346.416 361.817 374.178 384.319 392.79

10 400.0011 406.2012 411.6013 416.3314 420.5315 424.2616 427.6217 430.6418 433.39

0 5 10 15 20 25 30 35 40 45 50 55340

360

380

400

420

440

460

480

Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 20: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

19 435.8920 438.1821 440.2822 442.2223 444.0124 445.6725 447.2126 448.6527 450.0028 451.2629 452.4430 453.5631 454.6132 455.6033 456.5334 457.4235 458.2636 459.0637 459.8138 460.5439 461.2240 461.8841 462.5142 463.1143 463.6844 464.2345 464.7646 465.2647 465.7548 466.2249 466.6750 467.10

0 5 10 15 20 25 30 35 40 45 50 55340

360

380

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440

460

480

Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 21: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0 5 10 15 20 25 30 35 40 45 50 55340

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Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 22: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0 5 10 15 20 25 30 35 40 45 50 55340

360

380

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Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 23: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0 5 10 15 20 25 30 35 40 45 50 55340

360

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Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 24: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0 5 10 15 20 25 30 35 40 45 50 55340

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Backorder vs. Cost

Backorder (b)

Cos

t ($)

Page 25: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

Reducing Setup Costs

K Average Cost Cost Reduction

100 $141.3590 $134.10 $7.2580 $126.43 $7.6770 $118.26 $8.1760 $109.49 $8.7750 $99.95 $9.5440 $89.40 $10.5530 $77.42 $11.9820 $63.21 $14.2110 $44.70 $18.512 $19.99 $24.71

Page 26: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0 20 40 60 80 100 120$0.00

$20.00

$40.00

$60.00

$80.00

$100.00

$120.00

$140.00

$160.00

Setup Cost vs. Average Cost

Setup Cost (K)

Cos

t

Page 27: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0 20 40 60 80 100 120$0.00

$20.00

$40.00

$60.00

$80.00

$100.00

$120.00

$140.00

$160.00

Setup Cost vs. Average Cost

Setup Cost (K)

Cos

t

Page 28: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

Sensitivity Analysis

T a(T) a(T)/a(T^*)

0.05 $42.50 2.1259379690.10 $25.00 1.2503751880.15 $20.83 1.0418125730.20 $19.99 10.25 $20.49 1.0248874440.30 $21.65 1.0831248960.35 $23.20 1.1604194950.40 $24.98 1.2496248120.45 $26.92 1.3467706080.50 $28.98 1.4494747370.55 $31.11 1.5562212920.60 $33.30 1.6659996660.65 $35.54 1.7781102090.70 $37.82 1.8920531690.75 $40.13 2.0074620640.80 $42.46 2.1240620310.85 $44.81 2.241642880.90 $47.18 2.3600411320.95 $49.56 2.4791277221.00 $51.95 2.59879941.05 $54.35 2.7189725821.10 $56.76 2.839578881.15 $59.18 2.9605618031.20 $61.61 3.081874271.25 $64.04 3.203476738

Page 29: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

1.30 $66.47 3.3253357451.35 $68.91 3.4474227851.40 $71.36 3.5697134281.45 $73.81 3.6921866111.50 $76.26 3.814824079

Page 30: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.600%

100%

200%

300%

400%

Sensitivity Analysis

a(T)

T

a(T)

Page 31: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.600%

100%

200%

300%

400%

Sensitivity Analysis

a(T)

T

a(T)

Page 32: gmg2/4000/excel/EO… · XLS file · Web view · 2005-01-18EPQ EOQ EOQ Calculator with backorders K c h b

0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.600%

100%

200%

300%

400%

Sensitivity Analysis

a(T)

T

a(T)