�����Ķ�������1���� | ���������������ࣺһ�ۿ������̲�Ʒ���ܵ�è������1���� | ���������������ࣺһ�ۿ������̲�Ʒ���ܵ�è��

2019-04-04 00:13 ������PConlineԭ�� ���ߣ����� ���α༭��lindanna

������PConline ��̸���ҳ��޴����ڣ���Ҫ����һ���ɾ����ʵļҾӻ����������������Ǻð��֡����������ĺ��뻵���ؼ����ÿ�����������С���ɵ����Ǵò¿ªµï¿½ï¿½ï¿½Æ½Ì¨Ñ¡ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ê±ï¿½ï¿½ï¿½ï¿½ï¿½Ç»á·¢ï¿½Öºï¿½ï¿½ï¿½ï¿½×¾Í±ï¿½ï¿½ï¿½ï¿½Ì²ï¿½Æ·ï¿½ï¿½ï¿½ï¿½ï¿½ÏµÄ¸ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½“����”�ˡ�

������������“����”���ܵIJ��������߰���˵�ǣ�AƷ���ڵ����ϵIJ�Ʒ������“ǿ����������ͷ�1000��/���ӷ���”��

����BƷ�ƽ��ܵ���“ÿ���Ӹߴ�125000ת���ٶ���ת������130AWǿ������”������һ����Ʒ����ֱ��ʹ����“����һ����������40%”��

����CƷ�ƵIJ�Ʒ���̽�������160AWǿ��������������������������Ч�ʸ�40%�����һ��������������ݣ�����55%�����ܵ����250AWǿ��������25Kpa��նȡ�

��������Ʒ���еı�ע�����ߴ�22000Pa��˲������ɴ�700L/min��

a-1

������Щ���ݶѵ���һ�����˸о��ƺ��Ѿ����յ����൱��IJ�Ʒ��Ϣ����ʵ���϶������м�ֵ�����ж����أ����Ǹ���ο�����Щ�����أ�

����������������ҳ��̶��������Լҵ���������Ʒ�����������ⱸ�ܹ�ע������Ҳ��������ͨ������������������——�������Ϊ��Ҵ����⸴�����ݱ������˼����Ϊ���ϵĴ�������ݶ��Ǹ��������ĵ������ϢϢ��صġ�

һ�������������ࣺ�������

�������ڵ��������1740�꣬��һ̨�綯���ǰ���³·ï¿½ï¿½ÇºÍ±ï¿½ï¿½ï¿½ï¿½ï¿½·ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Êµï¿½ï¿½ï¿½ï¿½Í¨ï¿½ï¿½ï¿½ï¿½ï¿½×¶ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½òµ¥¾ï¿½ï¿½ï¿½×°ï¿½Ã¡ï¿½1821�귨��������˵��������ۡ�

��������ʮ�귢չ��1834�꣬�ſɱȷ����˵�һ����������ת�綯��������������������¼��1886�꣬“����ǣ��֮��”˹������(Frank Julian Sprague)�ɹ�������һ�ֺ����޻�ֱ���綯����ͬ�꣬˹�����˵ĵ��ӷ��������˵�����磬ʹ�÷������ĵ���ͨ����أ��õ綯С�������ݳ�Ϊ�˿��ܡ�

˹ÆÕÂå¿Ëµç»ú
˹����˵��

����ֱ������ķ������׸ı��˹�ҵ��Ȼ����ѹֱ�������ת�����ѣ�ʹ�ù������ȶ���1885�꣬������˹������ת�ų�ԭ���������˵�һ̨������Ӧ�綯����1888�꣬��˹��ͨ���Ľ��������һ̨�ṹ�򵥡��޻𻨵Ľ����������������ݹ�˾ʵ���˵�һ̨ʵ�õĸ�Ӧ�綯����

�����������ĺ�����ͨ�õ��������ת�ٸߡ�������ͽṹ���յ��ص㣬�����ڽ������ϺܺõĹ�����

��������������Ӧ�õ���������

���������˽��˵�������ļ�ʷ�������������һ��һ���س�Ϊ������������أ����Ҫ�����������������ˡ�

�����ֶ�������

��������19����60����ͳ����������������ʱ����Ϊ“��̺��ɨ��”����������ת��ˢ�Ӱѻҳ�ɨ�뼯��������

a-3

����1869�꣬������ӷƣ� Lves W. McGaffey�� ������һ����ɨ��“����”�����κ��ֽ����ʽ������ʮ�ֽӽ���������ʹ�������dz����ѣ���Ҫ�˹�����β�����������÷��Ȳ�����������Ȼ�������Ч����������ȫ�����ϣ�����������г����ۻ���˳ɹ��������˵�һ��ʮ��ķ��١�

a-4

��������������

����ֱ��1898�꣬һ��������Ϊ�����ĵ�̺��ɨ�����ڳ��֡����ķ�������Լ��· ɪ���� John Thurman �������ǵ�ʱ�����ô�������dz������ﵽ������Ŀ�ģ����Գ�֮Ϊ“������”��Ϊ׼ȷ��

��������“������”���������һ�������飬���������Ϊ��Ӣ������ʦ��˹�� Hubert Booth�������۲쵽��ɨ��ֻ�ܴ�һ���ط��ƶ���һ���ط��������ܻҳ��������ڿ��С������Ƿ��������ͨ�������������������أ�������һ���òµ¥µï¿½Êµï¿½é£¬ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ì£¬Ë±ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ç»Ò³ï¿½ï¿½Ä±ï¿½ï¿½æ¡£ï¿½ï¿½ï¿½ï¿½ï¿½Û¹ï¿½Õ³ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ï£ï¿½Ã»ï¿½Ð½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¡£

a-5

������֤�뷨֮�󡣾������ʵ�飬Booth��������������ȼ��“Puffing Billy”������һ���������͵Ĵ��ͻ�����ͨ�������ù��˽����������۹���

a-6

����������������ջ������Ӵ�ֻ�ܷ������������ϣ����Ե�ʱ�ṩ���ŷ����ʱ�������������������ˡ�

����½��Ϊ���������ϴ��̺�����������ǡ�1902�꣬����Ϊ���»����������������̺�������������𣬹�˾������ҲԽ��Խ�á�

����Booth�ijɹ������������˵�Ч�£����������Ҷ�Booth���뷨�����˸Ľ���������ר��������ʱ������ƣ������������ø�С����ǿ�󣬸���Я��

��������������

�����ڶ��ι�ҵ����ʹ�õ���ȡ���������������������֮�󣬷��������Ȳ������ذ������������������ϡ�

����1906�꣬���������ҿ±ȣ�James B. Kirby��James B. Kirby���������ĵ�һ���������������Ϊ“��������”������ˮ�������۹���

����1907�꣬��һ̨��Я�綯��������59��Ķ������ݿ��ٵİٻ��̵�����ղķ˹ M. ˹�˸��գ� James. M. SpangIer �����������ˡ�������ɨ�㡢���ס����������һ̨��ª����������֮������������������Ч���dz��ã��������綯��������רҵ����ְ��ҵ��

�����ڶ���˹�˸����Ƴ�һ̨С�ͱ�Яʽ�綯������������ȱ���ʽ����Լ��޷�������ƣ������ʽ�ȱ��������ר�������˵���Ƥ����Ʒ����������· ����William Henry Hoover)��

a-7

��������������Ʋ���������˾�����ǵĵ�һ���������������“O Model ”����̨��������Ϊ��������ʷ��“�Ĵ���”֮һ������֮�����ڵ������תˢͷ���������������Ч������ʱ�ۼ�60��Ԫ���dz�����

a-8

�����������Ƴ�������Ȼ�Ǹ��ݳ�Ʒ��ֱ���ڶ��������ս֮�������ձ������в��׼���ͥ��20�������ʮ�꣬���ǶԼ����õ�Խ��Խ�㷺���������޹���������ʽ�۹����룬�������ϵͳ�Ϳɳ���ֳ�ʽ�����������

�������������������չ

����������60������Ϻ������������й�����������Դ�أ���ʼ��Ҫ���ڹ�����ҵ��ֱ���ĸ↑�ź��������ձ�����������������豸���Ӵ���������������ɱ�����������̡�

����90������ڣ����������������ת���ձ���2.3��ת/�֣������ɴ�1.5�������˵�����������Ч�ʵ͡����������ʵ�飬��1997�꣬��������ʦ����ɹ��з����й���һ̨ת�ٴﵽ3.3��ת/�ֵĸ����ܴ��������ת�����40%����������30%��Ч�����20%�����ʴﵽ1200�ߣ������ɱ����ձ��������Ҳ���˴���½���

a-9

�������������DZ���з�������Ʒ���𽥼��ٽ��������ѡ�������з���ֱ��2016�꣬�ҹ�������ר��������Ϊ2137����2017���г��������ﵽ1600��̨��ͬ������40%��������ͷ���á�������δ������ҵ������������������������Ҳ�Ὺ��������²�Ʒ�����Ǽ��档

�����������Ľṹ�Լ�����ԭ��

����һ��������������Ĺ�����Ҫ��6�������������ڡ������ס���������ȡ���״�����ǡ�

a-10

������������Ӣ��Ϊ“vacuum cleaner”����Ϊ���������������ԭ�����������ܺ��̲�һ���������������µ�ѹ���ʹ�õײ�������ѹ�����ڶ�����ѹ�����̲�ͻᱻ�Ƶ���ߡ�

�����������������������أ�����Դ��ͨ��ʱ�򣬾ͻ�������������

��������ת���γ�ѹ����

����ͨ��֮�󣬵���ͻῪʼ�������÷��ȿ�ʼת������ʹ������������ǰ�����ڷ���ǰ����ѹ���ӣ��ڷ��Ⱥ����С,��ʹ�������ڲ�����˲ʱ��ա��γ���ѹ����֮�󣬿���ͨ�����������������������

����������������Ħ��ʰȡ�۹�

a-11

���������Ŀ�������һ��ˮ�������ƶ�ʱĦ���κ���ɢ�Ļҳ�����м��һЩ���������ڽ����������תˢ��ʹ�ûҳ��ӵ�̺�ɿ�����˿��Ա�����ʰȡ��

������״��ռ��۹�

���������۹��Ŀ����������ڳ�ȥǰ��ͨ����������������ɶ�ױ��Ʋ����Ƴɣ�������������������������ǰ���С���㹻�󣬿����ÿ���ͨ�����������С�ױȽ�С���������ɴ�����۹���������ˣ��������������ʱ�����п��������ƶ��������۹�����м�ۼ��ڴ��С�

������������IJ����ϣ�������������������һ����������������������������ഴ���߲��ϸ��ƣ��Դ������ͬ���͵���������

�����ġ��������ķ���

������������Ϊ����ʽ����ʽ����ʽ���ֳ�ʽ

������ʽ������

a-12

����������ŷ���г�ռ��������λ����������ͻҳ��ռ�����ʹ�ô��ӻ��޴�������һ�������ĵ�Ԫ�У�ͨ����װ�������ϣ�����ͨ�������������ӵ����ͷ�ϡ�

������ʽ������

a-13

�������ǵ����ͷ�ͻ���������һ�����ͷ�ŵز��ұȽϴ���Ҫ���������档

������ʽ������

a-14

������ʽһ������Ƚ�С����������࣬��Ϊ���ʽ������С�ɣ�ʹ�÷��㡣

       ï¿½Ö³ï¿½Ê½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½

a-15

���������ֳ�ʽ������������ɿɳ���ػ�����Դ���磬Ҳ������������С������

�����ܽ�

2

 

�����塢���ʶ������������

�����������������ǿ��Կ�����������������������࣬�������ĵ����Ӱ����ȵ�ת�٣��Ӷ�Ӱ������������ʶ������ĵ�һ������Ҫ����������ܣ���Ҫ��ע�������棺ת�١�������ʹ��������ת��Խ�ߣ�����Խ�á�

       ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ñ¡ï¿½ï¿½Ê±Ó¦ï¿½ï¿½Ó¦ï¿½Ã¿ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ø£ï¿½ï¿½ï¿½ï¿½Ç²ï¿½Æ·ï¿½ï¿½ï¿½Ê²ï¿½ï¿½Ã¿ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ë¹¦ï¿½ï¿½Òª×¢ï¿½â¡£ï¿½ï¿½Æ·ï¿½Ä¹ï¿½ï¿½ï¿½ï¿½ï¿½È´ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Æ£ï¿½Ò»ï¿½ï¿½ï¿½ï¿½Ëµï¿½ï¿½ï¿½Ô½Ð¡ï¿½ï¿½ï¿½ï¿½Ò²Ð¡ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ê³ï¿½ï¿½Ë´ï¿½ï¿½ï¿½ï¿½Äµï¿½Ä´ï¿½Ð¡ï¿½ï¿½ï¿½ï¿½Ã»ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ë¼ï¿½Ë£ï¿½Ò²ï¿½ï¿½ï¿½ï¿½Ëµï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ð¡Ê²Ã´ï¿½ï¿½Ïµï¿½ï¿½

       ï¿½ï¿½Ò»ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Òª×¢ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ë¹¦ï¿½Ê£ï¿½Ò²ï¿½ï¿½ï¿½ï¿½Ð§ï¿½Ê¡ï¿½ï¿½ï¿½Î»ï¿½ï¿½AirWatts�����AW����һ��רҵ����������Ʒ�����϶��������֣����빦�ʴﵽ���ʵ�20%���ϣ������ڱȽϺõġ�Kpa��AW֮��Ĺ�ϵ���ǿ��Կ�һ����ʽ��

       Airwatts��AW��=0.249×��նȣ�Kpa��×����������cfm��/8.5

       Kpa����������λ�������湫ʽ����������ڵ���նȣ�Kpa������AWҲ���ܹ�ֱ�۵ر���Kpa��Ӱ��������

       ï¿½ï¿½ï¿½â£¬Ó°ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ä´ï¿½Ð¡ï¿½ï¿½ï¿½Ð½ï¿½ï¿½ï¿½ï¿½ÚµÄ¶Ë²ï¿½ï¿½Ä¿ï¿½ï¿½Ú³ß´ç¡£ï¿½ï¿½ï¿½ï¿½Í¨ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Í¨ï¿½ï¿½Ã¿ï¿½ï¿½Î»Ê±ï¿½ï¿½Ä¿ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Çºã¶¨ï¿½Ä¡ï¿½ï¿½ï¿½ï¿½ï¿½Ë¿Ú¸ï¿½Ð¡ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Æ¶ï¿½ï¿½ï¿½ï¿½Ô±ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ê±ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½È«Í¨ï¿½ï¿½ï¿½ï¿½ï¿½Ú¿ï¿½ï¿½ï¿½ï¿½Ù¶ï¿½ï¿½ï¿½ï¿½Óµï¿½Ê±ï¿½ï¿½ï¿½ï¿½Ñ¹ï¿½ï¿½ï¿½á½µï¿½Í¡ï¿½Ñ¹ï¿½ï¿½ï¿½Â½ï¿½×ªï¿½ï¿½Îªï¿½ï¿½ï¿½ï¿½ï¿½Ú´ï¿½ï¿½Ä¸ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ç¿ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ô½ï¿½Õ­ï¿½Ä½ï¿½ï¿½ï¿½ï¿½Ú¿ï¿½ï¿½ï¿½Ê°È¡ï¿½È¸ï¿½ï¿½ØµÄ¿ï¿½ï¿½ï¿½ï¿½ï¿½

       ï¿½ï¿½ó£¬¹ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ò²ï¿½ï¿½Òªï¿½ï¿½×¢ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ä¼ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ÏµÍ³ï¿½ï¿½ï¿½Ñ£ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ú»ï¿½ï¿½Ð³ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ä¸Ð¾ï¿½ï¿½ï¿½ï¿½ï¿½HEPA����Ĺ������ܷ�ֹ������Ⱦ��

���������ܽ�

       ï¿½ï¿½ï¿½Ç´Óµï¿½ï¿½ï¿½Ä·ï¿½Õ¹ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Î³É£ï¿½ï¿½ï¿½ï¿½ï¿½Ë½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ä¹ï¿½ï¿½ÉºÍ¹ï¿½ï¿½ï¿½Ô­ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ëµï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Òªï¿½Ô£ï¿½ï¿½ï¿½ï¿½ï¿½Ñ¡ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ê±ï¿½ï¿½Òªï¿½ï¿½ï¿½ï¿½Ë«ï¿½Û£ï¿½Ê¶ï¿½Æµï¿½ï¿½Ì²ï¿½ï¿½ï¿½ï¿½ï¿½Â·ï¿½ï¿½ï¿½×µï¿½ï¿½ï¿½ï¿½Òª×¢ï¿½ï¿½Ä¾ï¿½ï¿½Çµï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ü£ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½×ªï¿½Ù¡ï¿½ï¿½ï¿½ï¿½Ê¡ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ñ¡ï¿½Ä±ï¿½×¼ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Òªï¿½ï¿½×¢ï¿½ï¿½ï¿½ë¹¦ï¿½Ê£ï¿½Ò»ï¿½ï¿½ï¿½ï¿½Ëµï¿½ï¿½ï¿½ë¹¦ï¿½ï¿½ï¿½Ü´ïµ½ 300AW ���Ѿ��㹻������ʹ���ˣ����������������ͣ���ҿ��Ը����Լ�������ѡ��һ���ʺ��Լ�����������

Ϊ���Ƽ�

���ظ���
���ظ���
���ظ���
���ظ���
���ظ���
���ظ���
���ظ���
���ظ���
���ظ���

�ҵ���̳��������

��ߵ�� ��߻ظ� ����
������Ѷ������ʱ�� �����²�Ӯ��Ʒ
OSZAR »