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��1 �M(j��n)��y�T�_�Ȟ�18°�r(sh��)��(sh��)�y��(sh��)��(j��)

�y�c(di��n)	�(xi��ng)Ŀ	��ڣ�min��
�y�c(di��n)	�(xi��ng)Ŀ	1	2	2.7	4	8
1	v_g(m/s)	9.7	9.7	8.4	8.1	8.1
	C(g/Nm³)	6.3	9.24	14.15	19.07	5.8
	P_q(Pa)	90	90	73	69	69
2	C(g/Nm³)	0.108	0.065	0.03	0.013	0.065
	P_q(Pa)	1486	1484	1486	1484	1484
	ηϵ�y(t��ng)��	98.3	99.3	99.8	99.9	99

��2 �M(j��n)��y�T�_�Ȟ�36°�r(sh��)��(sh��)�y��(sh��)��(j��)

�y�c(di��n)	�(xi��ng)Ŀ	��ڣ�min��
�y�c(di��n)	�(xi��ng)Ŀ	1	2	2.7	4	8
1	v_g(m/s)	15.3	15.3	13.7	12.8	12.3
	C(g/Nm³)	1.096	2.738	3.13	4.58	1.3
	P_q(Pa)	353	353	324	304	290
2	C(g/Nm³)	0.038	0.035	0.014	0.014	0.015
	P_q(Pa)	1899	1901	1899	1899	1897
	ηϵ�y(t��ng)��	97	98.7	99.6	94.7	98.9

��3 �M(j��n)��y�T�_�Ȟ�54°�r(sh��)��(sh��)�y��(sh��)��(j��)

�y�c(di��n)	�(xi��ng)Ŀ	��ڣ�min��
�y�c(di��n)	�(xi��ng)Ŀ	1	2	2.7	4	8
1	v_g(m/s)	17.5	17	15.8	15.3	15.3
	C(g/Nm³)	1.141	2.015	2.306	3.76	1.419
	P_q(Pa)	549	530	502	491	491
2	C(g/Nm³)	0.072	0.052	0.024	0.018	0.021
	P_q(Pa)	2254	2248	2250	2249	2319
	ηϵ�y(t��ng)��	93.7	97.4	99	94.5	98.5

��4 �M(j��n)��y�T�_�Ȟ�90°�r(sh��)��(sh��)�y��(sh��)��(j��)

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�y�c(di��n)	�(xi��ng)Ŀ	1	2	2.7	4	8
1	v_g(m/s)	21.7	19.35	17.4	16.8	16.4
	C(g/Nm³)	4.14	7.05	9.93	16.35	4.49
	P_q(Pa)	1512	1489	1435	1419	1409
2	C(g/Nm³)	0.145	0.134	0.127	0.119	0.105
	P_q(Pa)	3524	3524	3502	3511	3520
	ηϵ�y(t��ng)��	96.5	98.1	98.7	99.3	97.7

3.1 ��ڵĴ_��

��(j��)��(sh��)�y�Y(ji��)��,�õ��ڲ�ͬ��ՉmЧ��c�M(j��n)�ښ��ٵ��P(gu��n)ϵ��D2��ɈD�п�Ҋ,�S��ڵ��,��m��ՉmЧ�ʳ��څ��,��(d��ng)��ڞ� 8min�r(sh��),�ՉmЧ�ʵ��½��ښ��w�ĺ��m��Ȳ��,��֮�M(j��n)�ښ��^��,ʹ�ۉm��ݾ��L(f��ng)��m��(n��i)��x�^��,�ۉm�w��⵽��“��”��üӏ�(qi��ng),��ʹ�M(j��n)��ʽ��m��еķۉm��,�ۉm��֮��,��

�D2 ��ͬ��,�ՉmЧ��c�M(j��n)�ښ��ٵ��P(gu��n)ϵ

1.��1min;2.��2min;3.��2.7min;

4.��4min;5.��8min

3.2 �M(j��n)�ښ��ٺ͉��pʧ

�M(j��n)�ښ��ٌ��m�O(sh��)��ĉ��pʧ��ՉmЧ��Ӱ푺ܴ�,��(j��)��(sh��)�y�Y(ji��)��L�Ƶĉ��pʧ,��ՉmЧ��c�M(j��n)�ښ��ٵ��P(gu��n)ϵ��D3��ʾ��ɈD3��Կ��,��M(j��n)�ښ��ٞ� 10��18m/s�r(sh��),�ՉmЧ��99%��,��pʧ��1450��1910Pa,��ֵ��ע��:��pʧ�Ǵ�ʽ��m��Ҫ��g(sh��)��(j��ng)��(j��)ָ��(bi��o),��pʧ�^�߻��^��,��Ӱ푴�ʽ��m��3��,��һ��,��ʽ��m��С��P(gu��n)ϵ��һ��m��ܷ��,ʹ�M(j��n)�ښ��½��^��,Ӱ��ݾ��L(f��ng)��m��ՉmЧ��;��^С,�֕�(hu��)ʹ�M(j��n)�ښ��^��,ʹ�ݾ��L(f��ng)��m��“��”��ӡ�

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��īI(xi��n)

1 ��.��ĥ�C(j��).��:�Ї��Ĺ��I(y��)��,1993.

2 ��Т��,�w��.�ݾ��L(f��ng)��m��о�.�Ї��,1995,(8).

3 ��.��ʽ�Չm��ĉ��pʧ��(sh��)��.��h��I(y��)��W(xu��)�W(xu��)��(b��o),1993,15(2).

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