½»²æ¿ÚµÀ·ͨÐÐÄÜÁ¦ - ͼÎÄ

µÀ·ͨÐÐÄÜÁ¦·ÖÎöʵ¼ù±¨¸æ

ÀíÏëÁÙ½ç¼ä϶ Ö÷·×óת ֧·×óת ֧·ֱÐР֧·ÓÒת ÀíÏëÁÙ½ç¼ä϶ Ö÷·×óת ֧·×óת ֧·ֱÐР֧·ÓÒת СÐͳµ 5.0 5.5 5.0 3.0 ÖÐÐͳµ 6.0 6.5 6.0 3.5 ´óÐͳµ 7.0 7.5 7.0 4.0 ÍϹҳµ 7.0 8.0 7.0 4.5 ÍϹҳµ 8.0 9.0 8.0 5.5 £¨2/4Ïཻ£© ±í4-9 СÐͳµ ÖÐÐͳµ ´óÐͳµ 6.0 6.5 6.0 4.0 7.0 7.5 7.0 4.5 8.0 8.5 8.0 5.0

¸ù¾Ý±¾´ÎÑо¿Â·¶ÎµÄʵ¼ÊÇé¿ö·ÖÎö£¬±¾´ÎÎÞÐźŽ»²æ¿ÚΪ2/3Ïཻ£¬¹ÊӦʹÓÃÈçϱí2-16ËùʾµÄÀíÏëÁÙ½ç¼ä϶tbase,i¡£

ÀíÏëÁÙ½ç¼ä϶ Ö÷·×óת ֧·×óת ֧·ֱÐР֧·ÓÒת

¼ÆË㣺

¢Ù½»Í¨Á÷ÖзÇСÐͳµµÄ±ÈÀý£º

¢Ú¼ÆËãÁÙ½ç¼ä϶£ºTc,i?tbase,i?tHVpHV,i?tggi?tlt,i ÓÉÓÚ±¾´ÎÑо¿ËùÑ¡½»²æ¿ÚµÄÖ÷·ΪÈý³µµÀ£¬¹ÊtHV1.5¡£

Ö÷·×óת£ºTc,1=£¨5.5?0.890+6.5?0.025+7.5?0.085£©+1.5?0.19-0= 6.106s ֧·ÓÒת£ºTc,8=£¨3.5?0.890+4?0.025+4.5?0.085£©+1.5?0.19 = 4.009s ֧·×óת£ºTc,7=£¨6?0.890+7?0.025+8?0.085£©+1.5?0.19-0.7= 5.906s

26

£¨2/3Ïཻ£© ±í4-10 СÐͳµ ÖÐÐͳµ ´óÐͳµ 5.5 6.0 5.5 3.5 6.5 7.0 6.5 4.0 7.5 8.0 7.5 4.5 ÍϹҳµ 7.5 8.5 7.5 5.0 µÀ·ͨÐÐÄÜÁ¦·ÖÎöʵ¼ù±¨¸æ

4.4.5.Ëæ³µÊ±¾à

YÐͽ»²æ¿ÚÖгµÁ÷µÄËæ³µÊ±¾àÖ÷ÒªÊܽ»Í¨×é³ÉÖзÇСÐͳµµÄÓ°Ïì£¬Ëæ³µÊ±¾àÊÇָ֧·ÅŶӳµÁ¾Á¬ÐøÍ¨¹ý½»²æ¿ÚʱÏàÁÚÁ½³µÖ®¼äµÄʱ¼ä¼ä¸ô£¬¼òÑÔÖ®£¬Ë泵ʱ¾à¼´Ö§Â·³µÁ÷ÔÚÎÞÆäËû³µÁ¾³åͻӰÏìÏÂÒÔ±¥ºÍ³µÁ÷ͨ¹ý½»²æ¿ÚµÄ³µÍ·Ê±¾à¡£Ë泵ʱ¾àµÄ¾ßÌ弯Ë㹫ʽÈçÏ£º

Tf,i?tf,base,i?tf,HVpHV,i

ÆäÖУ¬

Tf,i¡ª¡ª½»Í¨Á÷iÖеÄËæ³µÊ±¾à£¬s£»

ʽ£¨4-11£©

tf,base,i¡ª¡ªÀíÏëÌõ¼þϽ»Í¨Á÷iÖеÄËæ³µÊ±¾à£¬s£¬¸÷Á÷ÏòµÄËæ³µÊ±¾àȡֵ²Î¼û±í2-18£»

tf,HV¡ª¡ª·ÇСÐͳµ¶ÔËæ³µÊ±¾àµÄÐÞÕýÖµ£¬s£¬µ±Ö÷·Ϊ2³µµÀʱ£¬tf,HV=0.9£»µ±Ö÷·Ϊ4³µµÀ

ʱ£¬tf,HV=1.0£»

pHV,i¡ª¡ª½»Í¨Á÷iÖеķÇСÐͳµ±ÈÀý£¬PHV,i?·ÇСÐͳµÈ«²¿³µÐÍ?E?Ej,iPj,ij,iPj,i¡£

ÀíÏëÌõ¼þϵÄËæ³µÊ±¾àtf,base,iȡֵ±í±í4-12 Ëæ³µÊ±¾à Ö÷·×óת ֧·×óת ֧·ֱÐР֧·ÓÒת СÐͳµ 2.0 2.5 2.0 1.6 ÖÐÐͳµ 2.5 3.0 2.5 2.2 ´óÐͳµ 3.0 3.5 3.0 2.5 ÍϹҳµ 4.0 4.0 4.0 3.0 ÓÉÓÚ±¾´ÎÑо¿ËùÑ¡½»²æ¿ÚµÄÖ÷·ΪÈý³µµÀ£¬¹Êtf,HV=0.95¡£ Ö÷·×óת£º ֧·ÓÒת£º ֧·×óת£º

4.4.6´Î¼¶Á÷ÏòµÄ¿ÉÄÜͨÐÐÄÜÁ¦

YÐͽ»²æ¿ÚÖдμ¶Á÷Ïò½»Í¨Á÷µÄ¿ÉÄÜͨÐÐÄÜÁ¦¼ÆËã·½·¨Èçʽ£¨4-13£©Ëùʾ¡£ÎªÁË·½±ãʹÓ㬸ù¾ÝÖ÷·Á÷Á¿¶ÔÓ¦³åÍ»½»Í¨Á¿ÒÔ¼°ÍƼöµÄÁÙ½ç¼ä϶ֵºÍËæ³µÊ±¾à£¬ÍÆËã³ö2/3Ïཻ½»²æ¿ÚÖи÷

27

µÀ·ͨÐÐÄÜÁ¦·ÖÎöʵ¼ù±¨¸æ

Á÷ÏòµÄ³åÍ»½»Í¨Á¿ºÍ¿ÉÄÜͨÐÐÄÜÁ¦µÄÏ໥¹ØÏµ¡£

e?Qc,iTc,i3600?Qc,iTf,i3600ci?Qc,i ʽ£¨4-13£©

1?eÆäÖУ¬

ci¡ª¡ª´Î¼¶½»Í¨Á÷iµÄ¿ÉÄÜͨÐÐÄÜÁ¦£¬Á¾Ð¡Ðͳµ/h£¬°üÀ¨2¡¢3¼¶½»Í¨Á÷£»

Qc,i¡ª¡ª´Î¼¶½»Í¨Á÷iµÄ³åÍ»½»Í¨Á¿£¬Á¾Ð¡Ðͳµ/h£»

Tc,i¡ª¡ª½»Í¨Á÷iÖгµÁ¾ÔÚ´©Ô½Æä³åÍ»½»Í¨Á÷ʱÐèÒªµÄÁÙ½ç¼ä϶£¬s£» Tf,i¡ª¡ª½»Í¨Á÷iÖеÄËæ³µÊ±¾à£¬s¡£

¼ÆË㣺

2¼¶½»Í¨Á÷¿ÉÄÜͨÐÐÄÜÁ¦£º Ö÷·×óת£ºc1?Qc,1e?Qc,1Tc,13600?Qc,1Tf,13600

1?e֧·ÓÒת£ºc8?Qc,8e?Qc,8Tc,83600?Qc,8Tf,83600

1?e3¼¶½»Í¨Á÷¿ÉÄÜͨÐÐÄÜÁ¦£º ֧·×óת£ºc7?Qc,7³µÁ÷

e?Qc,7Tc,73600?Qc,7Tf,73600

1?e4.4.7×迹ϵÊý

×迹¾ÍÊÇÓÅÏȵȼ¶¸ßµÄ³µµÀ¶ÔÓÅÏȵȼ¶µÍµÄ³µµÀÔì³ÉµÄÓ°Ïì¡£¶ø×迹ϵÊý·´Ó³µÄÊǶà¸ö¸ßµÈ¼¶½»Í¨Á÷¶ÔµÍµÈ¼¶½»Í¨Á÷Ó°ÏìµÄÐÞÕýϵÊý¡£ A.µÚ1¼¶ºÍµÚ2¼¶½»Í¨Á÷

µÚ1¼¶½»Í¨Á÷ÔÚͨÐйý³ÌÖУ¬²»ÊÜÆäËû³µµÀµÄÓ°Ï죬Òò´Ë£¬¸ÃµÈ¼¶µÄ³µµÀÁ¿²»ÓÃÐÞÕý¡£Îª

28

µÀ·ͨÐÐÄÜÁ¦·ÖÎöʵ¼ù±¨¸æ

·½±ã¼ÆË㣬Ҳȡ¸ÃµÈ¼¶µÄ×迹ϵÊý

fg=1.00¡£

µÚ2¼¶½»Í¨Á÷Ö»Êܵ½µÚ1¼¶³µÁ¾Í¨ÐеÄÓ°Ï죬ûÓжàÖØ¸ßµÈ¼¶½»Í¨Á÷µÄÏ໥×÷Ó㬵Ú1¼¶½»Í¨Á÷ÖгöÏÖµÄËùÓпɴ©²å¼ä϶¿É±»µÚ2¼¶³µÁ¾È«²¿ÀûÓã¬Òò´Ë£¬µÚ2¼¶½»Í¨Á÷µÄ×迹ϵÊýΪ

fg=1.00¡£

B.µÚ3¼¶½»Í¨Á÷

µÚ3¼¶µÄ³µÁ¾ÔÚͨÐйý³ÌÖУ¬ÐèҪѰÕÒ³åÍ»Á÷£¨µÚ1¼¶ºÍµÚ2¼¶½»Í¨Á÷£©ÖгöÏֵĿÉÀûÓüä϶£¬Õâ·½ÃæµÄÓ°ÏìÒѾ­ÔÚ¼ÆËã´Î¼¶Á÷ÏòµÄ¿ÉÄÜͨÐÐÄÜÁ¦Ê±¿¼ÂÇ¡£µ«ÊÇ£¬µ±³åÍ»Á÷ÖгöÏÖ¿É´©²å¼ä϶ʱ£¬²»½öµÚ3¼¶µÄ³µÁ¾¿ÉÒÔÀûÓ㬵Ú2¼¶µÄ³µÁ¾Í¬Ñù¿ÉÒÔÀûÓá£Êµ¼ÊÉÏÔì³ÉµÚ3¼¶³µÁ¾¿ÉÀûÓõÄÓÐЧ¼ä϶¼õÉÙ¡£Í¨³£ÈÏΪ£ºÓÐЧ¼ä϶µÄ³öÏÖ¸ÅÂÊÓëÆä³åÍ»Á÷ÖÐ×ÔÓÉͨ¹ý½»²æ¿Ú³µÁ¾³öÏֵĸÅÂÊÏàͬ¡£Òò´Ë£¬µÚ3¼¶µÄ³µÁ¾µÄÓÐЧ¼ä϶ÐÞÕýϵÊý¿É°´ÒÔϲ½Öè¼ÆËã¡£

a.¼ÆËãÓëµÚ3¼¶½»Í¨Á÷k³åÍ»µÄµÚ2¼¶½»Í¨Á÷iÖгµÁ¾×ÔÓÉͨ¹ý½»²æ¿ÚµÄ¸ÅÂÊ

pf,i?1?Qici

pf,i¡£

ʽ£¨4-14£©

ÆäÖУ¬

pf,i¡ª¡ªµÚ2¼¶³µµÀiÖгµÁ¾×ÔÓÉͨ¹ý½»²æ¿ÚµÄ¸ÅÂÊ£»

Qi¡ª¡ª³µµÀiµÄ½»Í¨Á¿£¬pcu/h£» ci¡ª¡ª³µµÀiµÄ¿ÉÄÜͨÐÐÄÜÁ¦£¬pcu/h¡£ ¼ÆË㣺

Ö÷·×óת£ºpf,1?1?Q1 c1֧·ÓÒת£ºpf,8?1?Q8 c8fgb.¼ÆËãµÚ3¼¶³µµÀµÄ×迹ϵÊý

¡£

ʽ£¨4-15£©

fg,k?pfi ?i,

ÆäÖУ¬

fg,k¡ª¡ªµÚ3¼¶³µµÀkµÄ×迹ϵÊý£¬°üÀ¨Ê®×Ö½»²æ¿ÚÖеijµµÀ8ºÍ11£¬ÒÔ¼°TÐͽ»²æ¿ÚÖеijµ

µÀ7£»

pf,i

¡ª¡ªÓëµÚ3¼¶³µµÀk³åÍ»µÄµÚ2¼¶½»Í¨Á÷iÖгµÁ¾×ÔÓÉͨ¹ý½»²æ¿ÚµÄ¸ÅÂÊ¡£

29

ÁªÏµ¿Í·þ£º779662525#qq.com(#Ìæ»»Îª@)