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ѹˮװһԶѹˮװ ѹˮѹˮ顢ѹˮ顢ѹˮװáѹˮװáĤʽѹˮװáȫԶѹˮװáˮװáѹͻ顣 YQDYԶѹˮװΪȡůյϵͳԶˮάϵͳѹƵ......
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һԶѹˮװ ѹˮѹˮ顢ѹˮ顢ѹˮװáѹˮװáĤʽѹˮװáȫԶѹˮװáˮװáѹͻ顣 YQDYԶѹˮװΪȡůյϵͳԶˮάϵͳѹƵġɸĤʽѹޡˮá䡢ܡѹӦװáܵŵ϶ɣɹ㷺Ӧڸ߲㽨СˮҵϵͳСҰƳԤѹĵװϵͳװϣװϵͳ֮ķšϵͳˮµı仯ˮݻͻʱɸĤ³ʹϵͳѹȶ趨ѹϵͳ©ˮԭѹ½ѹʱɵӵѹ̵ѹãʹ֮ϵͳˮֱѹﵽ趨ѹֵʱֹϵͳѹ趨ļѹֵʱȫˮعйˮѹ˷άϵͳѹƽ⡣ ԶѹˮװҪʲôʣ ѹD1D2ѹ쳧ҪD1D2ѹʣD1D2ѹʡ ԶѹˮװõĻܣ ѹˮװȫ߱øλõˮܣ ( 1)ϵͳˮ¶Ȳͼ; ( 2)ʹϵͳijѹ㶨ѹ; ( 3)ϵͳй©ʱϵͳˮˮ; װо߱һ ( 4)Եˮ ġԶѹˮװõ÷Χ ( 1 ) t 120 ˮϵͳ ( 2 ) t 130 ˮϵͳ ( 3 )Ĺõ˫ܡƿյˮϵͳ ( 4 )δ迪ʽˮˮӦϵͳ 塢Զѹˮװõص㣺 ( 1 )ƹܶࡣȸߣѹƾȿɴ捻 P 0.01MPa ( 2 )趨ֵɸݹҪ ѹֵ Pd 罨Ӳ 6m ֻҪ Pd 0.06MPa ; ѹȦ P ɵ 0.01Mpa 0.02Mpa 0.03Mpa ҪˮͣɽĤǻˮλ趨ڵλ֮ļ趨ڸλ ( 3 )ޱ岻ѹѹĤֹвһͨܣʸĤǻˮദڳѹڲˮ ( 4 )Чݻʸߴ 90 ĤֹڱڿɽЧݻʸߣʹС䵪ĤһЧݻʽ 30 Ҫ ( 5 )ĤԼѣƣ 45 Σ¶ 70 £ʱ 120 档 ( 6 )ˮӳٹܩΪֹڷԭƵˮáˮӳٹܣѹ½ȶ(趨)ˮ迪 ( 7 )ˮûǿ 24 СʱˮòתͻԶǿƶʱתֶǿת ( 8 )ˮи뷧ȷˮȾˮԴȳõֹطΪЧ ( 9 )ϵܩʹϵͳѭˮкȷϵͳС ( 10 )Զˮˮޣˮжϵ籣ˮŷˮˮòſС ( 11 )䶨ѹøЧͺƽԣбñą̃ˮÿɻΪã豸аȫԡ ( 12 )ʱʾڹ۲졢¼Լųϡ ( 13 )˵ ( 14 )ȵر֤ϵͳܱ״ֹ̬ʹʴĿϵͳ ( 15 )װʩװֳֻҪ߽ӹܼɡ Զѹˮװõļ ߡԶѹˮװõѡͣ ʱֻҪϵͳˮݻ V O ()ҪĶѹ趨ֵ P O ɴӹѡ͡ ( 1 )ϵͳˮݻ V O 0.0006 t V A 1.11.2 ʽ : 0.0006 ˮϵ tϵͳˮʱ¶ȲΧȡ10档 V A 豸ϵͳܼĩװܵˮ()鰴ʵ㡣 1.11.2ˮ1020 ( 2)ѹ趨ֵP d ɹȷ ϵͳѹֵ P d (H+1)+1/2P ʽ : P d ѹֵ(m) Hϵͳߵ㵽ѹװ߲֮(m) PѹֵP d ɵIJֵ(m)ɲֵΪ3(m)PΪ6(m) Ҫʾ ( 1 )װÿڵвڡϾϵСھм¶ãӰ ( 2 )ҪɿӦȡʩ ( 3 )ܾӦѭˮܹϣˮȽ 20 2 ٽ 19 ˮܽӵܽӵ(ѹ) ( 4 )ˮӴֻҪ 0.05MPa ѹɣˮѹﲻҪʱҪʩ ˡԶѹˮװõİװʹע 1. װöװ߶ơӵҵɣһ㰲װڱ÷ڣɰװ⡣ 2. ¶-5桫+40档 3. عӦԶ븯ʴ壬ƻԵȼױ۳ijϡעڳʪĻС 4. װƽˮˮ 5. ÷ŵ豸ӦԹܵůʩƹˮõӦֱ䡣 6ճ˺ͱص㣺 1) ӵѹ˷ѹ֮⣬۲ԱȸĤϵѹӵѹѹֵǷΧڡ 2) ȫ趨ļѹֵʱȫǷйѹ 3) һһԸĤϴ ʯׯȪ豸ɷ˾2004꣬עʽ3500ԪλʯׯԪػҵռ60Ķи߱16000ƽףԱ100йʦԱ20ˡ˾й豸ѹˮ豸豸ܹ¯ϵмʮƷ֡ |