Economic Comparison Details (All Co

Economic Comparison Details (All Costs in Present Worth $)
Present Worth Cash Flows Payback Analysis (Actual Value Cash Flows)
Year Base Case Total Present Worth ($) Challenger Total Present Worth ($) Net Present Worth Savings ($) Operating Cost Savings ($) Cumulative Operating Cost Savings ($) Additional Investment Cost ($) Cumulative Additional Investment Cost ($) Year-End Savings-to-Investment Ratio
0 9,770,000 9,950,000 -180,000 0 0 180,000 180,000 0.000
1 2,542,999 2,543,160 -161 -177 -177 0 180,000 -0.001
2 2,381,171 2,381,322 -151 -182 -359 0 180,000 -0.002
3 2,229,642 2,229,783 -141 -188 -547 0 180,000 -0.003
4 2,087,756 2,087,888 -132 -193 -741 0 180,000 -0.004
5 1,954,899 1,955,022 -124 -199 -940 0 180,000 -0.005
6 1,830,496 1,830,612 -116 -205 -1,145 0 180,000 -0.006
7 1,714,010 1,714,118 -108 -211 -1,356 0 180,000 -0.008
8 1,604,936 1,605,038 -102 -218 -1,574 0 180,000 -0.009
9 1,502,804 1,502,899 -95 -224 -1,798 0 180,000 -0.010
10 1,407,171 1,407,260 -89 -231 -2,029 0 180,000 -0.011
11 1,317,624 1,317,707 -83 -238 -2,267 0 180,000 -0.013
12 1,233,775 1,233,853 -78 -245 -2,512 0 180,000 -0.014
13 1,155,262 1,155,335 -73 -252 -2,765 0 180,000 -0.015
14 1,081,745 1,081,814 -68 -260 -3,025 0 180,000 -0.017
15 1,012,907 1,012,971 -64 -268 -3,292 0 180,000 -0.018
16 948,449 948,509 -60 -276 -3,568 0 180,000 -0.020
17 888,093 888,149 -56 -284 -3,852 0 180,000 -0.021
18 831,578 831,631 -53 -293 -4,145 0 180,000 -0.023
19 778,660 778,709 -49 -301 -4,446 0 180,000 -0.025
20 729,108 729,155 -46 -310 -4,756 0 180,000 -0.026
21 682,711 682,754 -43 -320 -5,076 0 180,000 -0.028
22 639,265 639,306 -40 -329 -5,405 0 180,000 -0.030
23 598,585 598,623 -38 -339 -5,745 0 180,000 -0.032
24 560,493 560,529 -35 -349 -6,094 0 180,000 -0.034
25 524,825 524,859 -33 -360 -6,454 0 180,000 -0.036
Totals 42,008,964 42,191,004 -182,040 -6,454 180,000
Note:
1. Savings-to-Investment Ratio =(Cumulative Operating Cost Savings) / (Cumulative Additional Investment Cost)
2. Payback occurs at the end of the first year in which the Savings-to-Investment Ratio is greater than or equal to 1.00

PART B.
Challenger: [4*1650离心+1*550螺杆]
- versus - Base Case: [4*1600离心+1*750离心]
SUMMARY:
Total Present Worth: [4*1650离心+1*550螺杆] $42,263,889
Total Present Worth: [4*1600离心+1*750离心] $42,008,964
Net Present Worth Savings -$254,925
Internal Rate of Return 5.7 %
Minimum Attractive Rate of Return 10.0 %
Payback Period 14.4
Winner [4*1600离心+1*750离心]

Economic Comparison Details (All Costs in Present Worth $)
Present Worth Cash Flows Payback Analysis (Actual Value Cash Flows)
Year Base Case Total Present Worth ($) Challenger Total Present Worth ($) Net Present Worth Savings ($) Operating Cost Savings ($) Cumulative Operating Cost Savings ($) Additional Investment Cost ($) Cumulative Additional Investment Cost ($) Year-End Savings-to-Investment Ratio
0 9,770,000 10,500,000 -730,000 0 0 730,000 730,000 0.000
1 2,542,999 2,505,525 37,474 41,221 41,221 0 730,000 0.056
2 2,381,171 2,346,082 35,089 42,458 83,679 0 730,000 0.115
3 2,229,642 2,196,786 32,856 43,732 127,410 0 730,000 0.175
4 2,087,756 2,056,991 30,765 45,043 172,454 0 730,000 0.236
5 1,954,899 1,926,091 28,807 46,395 218,849 0 730,000 0.300
6 1,830,496 1,803,522 26,974 47,787 266,635 0 730,000 0.365
7 1,714,010 1,688,752 25,258 49,220 315,855 0 730,000 0.433
8 1,604,936 1,581,286 23,650 50,697 366,552 0 730,000 0.502
9 1,502,804 1,480,659 22,145 52,218 418,770 0 730,000 0.574
10 1,407,171 1,386,435 20,736 53,784 472,554 0 730,000 0.647
11 1,317,624 1,298,207 19,417 55,398 527,952 0 730,000 0.723
12 1,233,775 1,215,594 18,181 57,060 585,011 0 730,000 0.801
13 1,155,262 1,138,238 17,024 58,771 643,783 0 730,000 0.882
14 1,081,745 1,065,805 15,941 60,535 704,318 0 730,000 0.965
15 1,012,907 997,981 14,926 62,351 766,668 0 730,000 1.050
16 948,449 934,473 13,976 64,221 830,889 0 730,000 1.138
17 888,093 875,006 13,087 66,148 897,037 0 730,000 1.229
18 831,578 819,324 12,254 68,132 965,169 0 730,000 1.322
19 778,660 767,185 11,474 70,176 1,035,346 0 730,000 1.418
20 729,108 718,364 10,744 72,281 1,107,627 0 730,000 1.517
21 682,711 672,650 10,060 74,450 1,182,077 0 730,000 1.619
22 639,265 629,845 9,420 76,683 1,258,760 0 730,000 1.724
23 598,585 589,764 8,821 78,984 1,337,744 0 730,000 1.833
24 560,493 552,234 8,259 81,353 1,419,098 0 730,000 1.944
25 524,825 517,091 7,734 83,794 1,502,892 0 730,000 2.059
Totals 42,008,964 42,263,889 -254,925 1,502,892 730,000
Note:
1. Savings-to-Investment Ratio =(Cumulative Operating Cost Savings) / (Cumulative Additional Investment Cost)
2. Payback occurs at the end of the first year in which the Savings-to-Investment Ratio is greater than or equal to 1.00

結果 (中文) 1:

经济比较详细信息 （所有费用目前亿美元）现值现金流回报分析 （实际值现金流量）今年基地案例总现值 ($) 挑战者总现值 ($) 目前净值储蓄 ($) 运营成本的节约 ($) 累积经营成本的节约 ($) 追加投资成本 ($) 累积更多的投资成本 ($) 年终储蓄 — — 投资比例0 9,770,000 9,950,000-180,000 0 0 180,000 180,000 0.0001 2,542,999 2,543,160-161-177-177 0 180,000-0.0012 2,381,171 2,381,322-151-182-359 0 180,000-0.0023 2,229,642 2,229,783-141-188-547 0 180,000-0.0034 2,087,756 2,087,888-132-193-741 0 180,000-0.0045 1,954,899 1,955,022-124-199-940 0 180,000-0.0056 1,830,496 1,830,612-116-205-1,145 0 180,000-0.0067 1,714,010 1,714,118-108-211-1,356 0 180,000-0.0088 1,604,936 1,605,038-102-218-1,574 0 180,000-0.0099 1,502,804 1,502,899-95-224-1,798 0 180,000-0.01010 1,407,171 1,407,260-89-231-2,029 0 180,000-0.01111 1,317,624 1,317,707-83-238-2,267 0 180,000-0.01312 1,233,775 1,233,853-78-245-2,512 0 180,000-0.01413 1,155,262 1,155,335-73-252-2,765 0 180,000-0.01514 1,081,745 1,081,814-68-260-3,025 0 180,000-0.01715 1,012,907 1,012,971-64-268-3,292 0 180,000-0.01816 948,449 948,509-60-276-3,568 0 180,000-0.02017 888,093 888,149-56-284-3,852 0 180,000-0.02118 831,578 831,631-53-293-4,145 0 180,000-0.02319 778,660 778,709-49-301-4,446 0 180,000-0.02520 729,108 729,155-46-310-4,756 0 180,000-0.02621 682,711 682,754-43-320-5,076 0 180,000-0.02822 639,265 639,306-40-329-5,405 0 180,000-0.03023 598,585 598,623-38-339-5,745 0 180,000-0.03224 560,493 560,529-35-349-6,094 0 180,000-0.03425 524,825 524,859-33-360-6,454 0 180,000-0.036合计 42,008,964 42,191,004-182,040-6,454 180,000注：1.储蓄与投资的比率 = （累积经营成本的节省） / （累积更多的投资成本）2.投资回收期出现在第一年的储蓄 — — 投资比例是大于或等于 1.00 末尾部分 B.挑战者： [4 * 1650离心 + 1 * 550螺杆]与基本情况： [4 * 1600离心 + 1 * 750离心]内容摘要：目前总值： [4 * 1650离心 + 1 * 550螺杆] $42,263,889目前总值： [4 * 1600离心 + 1 * 750离心] $42,008,964净储蓄价值的礼物-$254,925内部收益率的回报 5.7%最低具有吸引力的利率回报的 10.0%投资回收期 14.4赢家 [4 * 1600离心 + 1 * 750离心]经济比较详细信息 （所有费用目前亿美元）现值现金流回报分析 （实际值现金流量）今年基地案例总现值 ($) 挑战者总现值 ($) 目前净值储蓄 ($) 运营成本的节约 ($) 累积经营成本的节约 ($) 追加投资成本 ($) 累积更多的投资成本 ($) 年终储蓄 — — 投资比例0 9,770,000 10,500,000-730,000 0 0 730,000 730,000 0.0001 2,542,999 2,505,525 37,474 41,221 41,221 0 730,000 0.0562 2,381,171 2,346,082 35,089 42,458 83,679 0 730,000 0.1153 2,229,642 2,196,786 32,856 43,732 127,410 0 730,000 0.1754 2,087,756 2,056,991 30,765 45,043 172,454 0 730,000 0.2365 1,954,899 1,926,091 28,807 46,395 218,849 0 730,000 0.3006 1,830,496 1,803,522 26,974 47,787 266,635 0 730,000 0.3657 1,714,010 1,688,752 25,258 49,220 315,855 0 730,000 0.4338 1,604,936 1,581,286 23,650 50,697 366,552 0 730,000 0.5029 1,502,804 1,480,659 22,145 52,218 418,770 0 730,000 0.57410 1,407,171 1,386,435 20,736 53,784 472,554 0 730,000 0.64711 1,317,624 1,298,207 19,417 55,398 527,952 0 730,000 0.72312 1,233,775 1,215,594 18,181 57,060 585,011 0 730,000 0.80113 1,155,262 1,138,238 17,024 58,771 643,783 0 730,000 0.88214 1,081,745 1,065,805 15,941 60,535 704,318 0 730,000 0.96515 1,012,907 997,981 14,926 62,351 766,668 0 730,000 1.05016 948,449 934,473 13,976 64,221 830,889 0 730,000 113.817 888,093 875,006 13,087 66,148 897,037 0 730,000 1.22918 831,578 819,324 12,254 68,132 965,169 0 730,000 1.32219 778,660 767,185 11,474 70,176 1,035,346 0 730,000 1.41820 729,108 718,364 10,744 72,281 1,107,627 0 730,000 1.51721 682,711 672,650 10,060 74,450 1,182,077 0 730,000 1.61922 639,265 629,845 9,420 76,683 1,258,760 0 730,000 1.72423 598,585 589,764 8,821 78,984 1,337,744 0 730,000 1.83324 560,493 552,234 8,259 81,353 1,419,098 0 730,000 1.94425 524,825 517,091 7,734 83,794 1,502,892 0 730,000 2.059合计 42,008,964 42,263,889-254,925 1,502,892 730,000注：1.储蓄与投资的比率 = （累积经营成本的节省） / （累积更多的投资成本）2.投资回收期出现在第一年的储蓄 — — 投资比例是大于或等于 1.00 末尾

結果 (中文) 3:

经济比较细节（目前美元的所有费用）的现值的现金流回报
分析（实际价值的现金流）
年基本情况的总现值（美元）挑战者总现值（美元）净现值的储蓄（美元）运行成本（美元）累计节省运营成本（美元）的额外投资成本（美元）累积额外的投资成本（美元）年末储蓄投资比例0 9770000 9950000 180000 0
0 180000 180000 0 1 2542999 2543160
- 161 - 177 - 177 0 180000 0.001 2 2381
，171 2381322 151 182 359 0 180000 0.002 3 2229642 2229783
- 141 - 188 - 547 0 180000 0.003 4 2087756 2087888
- 132 - 193 - 741 0 180000 0.004 5 1954899 1955022
- 124 - 199 - 940 0 180000 0.005 6 1830496 1830612
- 116 - 205 - 1145 0 180000 0.006 7 1714010 1714118
- 108 - 211 - 1356 0 180000 0.008 8 1604936 1605038
- 102 - 218 - 1574 0 180000 0.009 9 1502804 1502
，899 - 95 - 224 - 1798 0 180000 0.010 10 1407171 1407260
- 89 - 231 - 2029 0 180000 0.011 11 1317624 1317707
- 83 - 238 - 2267 0 180000 0.013 12 1233775 1233853
- 78 - 245 - 2512 0 180000 0.014 13 1155262 1155335
- 73 - 252 - 2765 0 180000 0.015 14 1081745 1081814
- 68 - 260 - 3025 0 180000 0.017 15 1012907 1012971
- 64 - 268 - 3292 0 180000 0.018 16 948449 948
，509 - 60 - 276 - 3568 0 180000 0.020 17 888093 888149
- 56 - 284 - 3852 0 180000 0.021 18 831578 831631
- 53 - 293 - 4145 0 180000 0.023 19 778660 778709
- 49 - 301 - 4446 0 180000 0.025 20 729108 729155
- 46 - 310 - 4756 0 180000 0.026 21 682711 682754
- 43 - 320 - 5076 0 180000 0.028 22 639265 639306
- 40 - 329 - 5405 0 180000 0.030 23 598585 598623
- 38 - 339 - 5745 0 180000 0。032 24 560493 560529
- 35 - 349 - 6094 0 180000 0.034 25 524825 524859
- 33 - 360 - 6454 0 180000 0.036 42008964 42191004 182040
总计6454 180000 1注：

。储蓄投资比率=（累计节省运营成本）/（累计追加投资成本）
2。回收发生在第一年投资比储蓄大于或等于1
结束
PART B.
Challenger: [4*1650 1*550 the screw centrifugal]
- versus - Base Case: [4*1600 1*750]
SUMMARY:
Total Present Worth: centrifugal centrifugal centrifugal [4*1650 1*550 screw $42263889
Total Present Worth: [4*1600] 1*750] $42008964
Net Present centrifugal centrifugal Worth Savings - $254925
Internal Rate of Return 5.7 Minimum Attractive Rate of Return 10%
%
Payback Period 14.4
Winner [4*1600 1*750]

centrifugal centrifugal经济比较细节（目前美元的所有费用）的现值的现金流回报
分析（实际价值的现金流）
年基本情况的总现值（美元）挑战者总现值（美元）净现值的储蓄（美元）运行成本（美元）累计节省运营成本（美元）的额外投资成本（美元）累积额外的投资成本（美元）年末储蓄投资比例0 9770000 10500000 730000 0
0 730000 730000 0 1 2542999 2505525 37474 41221 41221

0 730000 0.0562 2381171 2346082 35089 42458 83679 0 730000 0.115 3 2229642 2196786 32856 43732
127410 0 730000 0.175 4 2087756 2056991 30765 45043
172454 0 730000 0.236 5 1954899 1926091 28807 46395
218849 0 730000 0.300 6 1830496 1803522 26974 47787
266635 0 730000 0.365 7 1714010 1688752 25258 49220
315855 0 730000 0.433 8 1604936 1581286 23650
50697 366，552 0 730000 0.502 9 1502804 1480659 22145 52218
418770 0 730000 0.574 10 1407171 1386435 20736 53784
472554 0 730000 0.647 11 1317624 1298207 19417 55398
527952 0 730000 0.723 12 1233775 1215594 18181 57060
585011 0 730000 0.801 13 1155262 1138238 17024 58771
643783 0 730000 0.882 14 1081745 1065805 15941 60535
704318 0 730000 0.965
15 1012，907 997981 14926 62351 766668 0 730000 1.050 16 948449 934473 13976 64221
830889 0 730000 1.138 17 888093 875006 13087 66148
897037 0 730000 1.229 18 831578 819324 12254 68132
965169 0 730000 1.322 19 778660 767185 11474 70176
1035346 0 730000 1.418 20 729108 718364 10744 72281
1107627 0 730000 1.517 21 682711 672650 10060 74450
1182077 0 730000 1.619
22 639265 629845 9420 76683 1258760 0 730000 1.724 23 598585 589764 8821 78984
1337744 0 730000 1.833 24 560493 552234 8259 81353
1419098 0 730000 1.944 25 524825 517091 7734 83794
1502892 0 730000 2.059 42008964 42263889 254925 1502892
总计730000
注：
1。储蓄投资比率=（累计节省运营成本）/（累计追加投资成本）
2。回收发生在第一年投资比储蓄大于或等于1
结束