¾»»¯¹¤³Ì·ç¹Ü×èÁ¦¼ÆËã·½·¨
¡¡¡¡·ç¹Ü¼òÂÔÉè¼Æ·½·¨:ËÍ·ç»ú¾²Ñ¹PS(Pa)
¡¡¡¡°´ÏÂʽ¼ÆËã:
¡¡¡¡Ps=PD+PA
¡¡¡¡Ê½ÖÐ PD¡ª·ç¹Ü×èÁ¦£¬Pa;
¡¡¡¡PA¡ª¿ÕÆø¹ýÂËÆ÷¡¢ÀäÈÈÅ̹ܵȿյ÷×°ÖõÄ×èÁ¦Ö®ºÍ£¬Pa£»
¡¡¡¡PD=RL£¨1+K£©
¡¡¡¡Ê½ÖÐ R¡ª·ç¹ÜµÄµ¥Î»Ä¦²Á×èÁ¦£¬Pa/m;
¡¡¡¡l¡ªµ½×îÔ¶ËÍ·ç¿ÚµÄËÍ·ç¹Ü×ܳ¤¼ÓÉϵ½×îÔ¶»Ø·ç¿ÚµÄ»Ø·ç¹Ü×ܳ¤¶È£¬m£»
¡¡¡¡k-¾Ö²¿×èÁ¦ÓëĦ²Á×èÁ¦ËðʧµÄ±ÈÖµ¡£
¡¡¡¡PD=R£¨l+le£©
¡¡¡¡Ê½ÖÐ le-ËùÓоֲ¿×èÁ¦µÄµ±Á¿³¤¶È¡£
µÍËÙ·ç¹ÜϵͳµÄÍƼöºÍ×î´óÁ÷ËÙm/s
Ó¦Óó¡Ëù |
סլ |
¹«¹²½¨Öþ |
¹¤³§ |
|||
ÍƼö |
×î´ó |
ÍƼö |
×î´ó |
ÍƼö |
×î´ó |
|
ÊÒÍâ¿ÕÆøÈë¿Ú |
2.5 |
4.0 |
2.5 |
4.5 |
2.5 |
8.0 |
¿ÕÆø¹ýÂËÆ÷ |
1.3 |
1.5 |
1.5 |
1.8 |
1.8 |
1.8 |
¼ÓÈÈÅÅ¹Ü |
2.3 |
2.5 |
2.5 |
3.0 |
3.0 |
3.5 |
ÀäÈ´ÅÅ¹Ü |
2.3 |
2.3 |
2.5 |
2.5 |
3.0 |
3.0 |
·ç»ú³ö¿Ú |
6.0 |
8.5 |
9.0 |
11.0 |
10.0 |
14.0 |
Ö÷·ç¹Ü |
4.0 |
6.0 |
6.0 |
8.0 |
9.0 |
11.0 |
Ö§·ç¹Ü£¨Ë®Æ½£© |
3.0 |
5.0 |
4.0 |
6.5 |
5.0 |
9.0 |
Ö§·ç¹Ü£¨´¹Ö±£© |
2.5 |
4.0 |
3.5 |
6.0 |
4.0 |
8.0 |
ÍƼöµÄËÍ·ç¿ÚÁ÷ËÙm/s
Ó¦Óó¡Ëù |
Á÷ËÙm/s |
²¥ÒôÊÒ |
1.5¡ª2.5 |
ÍƼöµÄ·ç¹ÜѹÁ¦Ëðʧ·ÖÅä(°´¾Ö²¿×èÁ¦ÓëĦ²Á×èÁ¦Ö®±È)
·ç¹Üϵͳ |
ÍäÍ·¡¢Èýͨ½ÏÉÙ |
ÍäÍ·¡¢Èýͨ½Ï¶à |
K |
1.0-2.0 |
2.0-4.0 |
ÍƼöµÄ·ç¹ÜѹÁ¦Ëðʧ·ÖÅä(°´ËÍ·çÓë»Ø·ç¹ÜÖ®×èÁ¦)
ϵͳÌØÕ÷ |
·ç»úµ¥Ò»»Ø·ç |
ÔÚÉ豸¸½½üµ¥Ò»»Ø·ç |
Óлطç¹ÜµÄµ¥Ò»»Ø·ç |
ÔÚÖеȻطç¹ÜϵͳµÄ¶àÑù»Ø·ç |
Óдó¹æÄ£»Ø·ç¹ÜϵͳµÄ¶àÑù»Ø·ç |
ËÍ·ç% |
90 |
80 |
70 |
60 |
50 |
»Ø·ç% |
10 |
20 |
30 |
40 |
50 |
µÍËÙ·ç¹ÜϵͳµÄ×î´óÔÊÐíÁ÷ËÙm/s
Ó¦Óó¡Ëù |
ÒÔÔëÉù¿ØÖƵÄÖ÷·ç¹Ü |
ÒÔĦ²Á×èÁ¦¿ØÖÆ |
|||
ËÍ·çÖ÷¹Ü |
»Ø·çÖ÷¹Ü |
ËÍ·çÖ§¹Ü |
»Ø·çÖ§¹Ü |
||
סլ |
3.0 |
5.0 |
4.0 |
3.0 |
3.0 |
¹«Ô¢¡¢·¹µê·¿¼ä |
5.0 |
7.5 |
6.5 |
6.0 |
5.0 |
°ì¹«ÊÒ¡¢Í¼Êé¹Ý |
6.0 |
10.0 |
7.5 |
8.0 |
6.1 |
´óÀñÌá¢Ï·Ôº |
4.0 |
6.5 |
5.5 |
5.0 |
4.0 |
ÒøÐС¢¸ß¼¶²ÍÌü |
7.5 |
10.0 |
7.5 |
8.0 |
6.0 |
°Ù»õµê¡¢×ÔÖú²ÍÌü |
9.0 |
12.0 |
7.5 |
8.0 |
6.0 |
¹¤³§ |
12.0 |
15.0 |
9.0 |
11.0 |
7.5 |
ÒÔÔëÉù±ê×¼¿ØÖƵÄÔÊÐíËÍ·çÁ÷ËÙm/s
Ó¦Óó¡Ëù |
Á÷ËÙm/s |
ͼÊé¹Ý¡¢¹ã²¥ÊÒ |
1.75-2.5 |
סլ¡¢¹«Ô¢¡¢Ë½È˰칫ÊÒ¡¢Ò½Ôº·¿¼ä |
2.5-4.0 |
ÒøÐС¢Ï·Ôº¡¢½ÌÊÒ¡¢Ò»°ã°ì¹«ÊÒ¡¢É̵ꡢ²ÍÌü |
4.0-5.0 |
¹¤³§¡¢°Ù»õ¹«Ë¾¡¢³ø·¿ |
5.0-7.5 |
»Ø·ç¸ñÅïµÄÍƼöÁ÷ËÙm/s
λÖà |
½ü×ùλ |
¶ºÁôÇøÒÔÏ |
ÃÅϲ¿ |
ÃÅÉϲ¿ |
¹¤ÒµÓà |
Á÷ËÙm/s |
2-3 |
3-4 |
4 |
3 |
3-4 |
V¡ª¸É¹Ü·çËÙ£»VB¡ªÖ§¹Ü·çËÙ£»PT¡ª¸É¹Üȫѹ£»PS¡ª¸É¹Ü¾²Ñ¹£»PV¡ª¸É¹Ü¶¯Ñ¹£»PSB¡ªÖ§¹Ü¾²Ñ¹£»PVB¡ªÖ§¹Ü¶¯Ñ¹£»PTM¡ª¸É¹ÜÈýͨȫѹËðʧ£¨>0£©£¬¦¤PSM¡ª¸É¹ÜÈýͨ¾²Ñ¹Ëðʧ£¨¡Ý0£©£»PTS¡ªÖ§¹ÜÈýͨȫѹËðʧ£¨>0£©£»
¦¤P0¡ª³ö·ç¿Ú»òÖ§¹ÜµÄȫѹËðʧ£»¦¤PSM¡ª³ö·ç¿Ú»òÖ§¹ÜµÄ×èÁ¦£»¦¤PSO¡ª³ö·ç¿Ú»òÖ§¹ÜµÄ¾²Ñ¹Ëðʧ