瀛︿範蹇呭
娆㈣繋涓嬭浇
涓�銆佽绠楁満棰?/p>
1
銆佽储鍔″噣鐜板�硷細
NPV
鎸囦粖鍚庢煇骞寸殑
Y
鍏冪浉褰撲簬浠婂勾鐨?/p>
X
鍏?/p>
2
銆佹姇璧勬敹鐩婄巼
ROI
锛氬缓鎴愭姇浜у悗锛屽湪杩愯惀姝ｅ父骞磋幏寰楃殑鍑�鏀剁泭涓庨」鐩�绘姇璧勪箣姣斻�?/p>
3
銆佹姇璧勫洖鏀舵湡锛?/p>
Payback Period
锛?/p>
锛氶」鐩粠鎶曚骇骞寸畻璧凤紝鐢ㄦ瘡骞寸殑鍑�鏀剁泭灏嗗垵濮嬫姇璧勫叏閮ㄦ敹鍥炵殑鏃堕棿銆?/p>
闈欐�佹姇璧勫洖鏀舵湡锛?/p>
Pt
锛夎绠楀叕寮忥細
Pt = [
绱鍑�鐜伴噾娴侀噺寮�濮嬪嚭鐜版鍊肩殑骞翠唤鏁?/p>
] - 1+[
涓婂勾绱鍑�鐜伴噾娴侀噺鐨勭粷瀵瑰�?/p>
/
褰撳勾鍑�鐜伴噾娴侀噺
]
鍔ㄦ�佹姇璧勫洖鏀舵湡鍔ㄦ�佹姇璧勫洖鏀舵湡锛?/p>
T
锛夎绠楀叕寮忥細
鍔ㄦ�佹姇璧勫洖鏀舵湡锛堝勾锛?/p>
= [
绱鍑�鐜伴噾娴侀噺鐜板�煎紑濮嬪嚭鐜版鍊煎勾浠芥暟
] - 1+[
涓婂勾绱鍑�鐜伴噾娴侀噺鐜板�肩殑缁濆鍊?/p>
/
褰?/p>
骞村噣鐜伴噾娴侀噺鐜板�?/p>
]
3
銆佹專鍊煎垎鏋愶細
鍙橀噺锛?/p>
鈥?/p>
EV
銆?/p>
PV
銆?/p>
AC
銆?/p>
BAC
鈥?/p>
CV
銆?/p>
SV
銆?/p>
EAC
銆?/p>
ETC
鈥?/p>
CPI
銆?/p>
SPI
鍏紡锛?/p>
CV=EV
鈥?/p>
AC
锛?/p>
SV=EV
鈥?/p>
PV
CPI=EV/AC(
鏀嚭
)
锛?/p>
SPI=EV/PV(
杩涘害
)
棰勬祴鎶�鏈細
ETC=(BAC
鈥?/p>
EV)
褰撳墠鍋忓樊琚湅鍋氭槸闈炲吀鍨嬬殑
ETC=(BAC
鈥?/p>
EV)/CPI
褰撳墠鍋忓樊琚湅鍋氭槸浠ｈ〃鏈潵鐨勫吀鍨嬪亸宸?/p>
EAC=AC+ETC
鈥愨�愨�愨�愯鍖栦负涓嬮潰涓や釜鍏紡
EAC=AC+BAC
鈥?/p>
EV
褰撳墠鍋忓樊琚湅鍋氭槸闈炲吀鍨嬬殑
EAC=AC+(BAC
鈥?/p>
EV)/CPI
褰撳墠鍋忓樊琚湅鍋氭槸浠ｈ〃鏈潵鐨勫吀鍨嬪亸宸?/p>