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《城市燃气输配

Դû ʱ䣺2020-06-21 ƪĵ ֻ
˵ݽԤݿܲȫҪĵҪݣwordʹáword΢ź:xxxxxxQQxxxxxx ܸṩĵл֧½⡣

ȼ䡷ۺϸϰ

һ

1 ȼٶָȼƣӳȼȼջ桢桢ػͲȫȼյԣһӳȼ

ȼ___________ۺָܸ꣬ȫжȼȼԡ

2 ѹ;ʹöɷΪ_________________________

3 ҺʯԴֱ_______ҺʯҪɷ_____

4 ȼԴʽз࣬ϰȼΪ__________________ࡣ________

________Դ䷽ʽԣϰϸһࡣ

5 ҹȼķָǹϹ㷺õ_______________________

3

6 ijС151.8꣬˿ܶ600/꣬Ϊ90%ÿÿĺ123.9 Nm/.꣬С

3

Ϊ____________Nm/ꡣ

3

7 ѹվð뾶600 m˿ܶ600/꣬ÿÿСʱļ0.06Nm/.hѹ

3

վѸΪ____________Nm/h

333

8 ijѹȼܵ;йΪ50m/hתΪ80 m/hù߼Ϊ m/h 9 9ѹվð뾶ָӵѹվ ƽֱ߾롣

3

10 ijסլȼն˱17mʼ˱-0.6mȼܶ0.71kg/NmĸѹͷΪ

________ 11 ijϵͳmڵ㣬Ľڵƽ̹ⷽ

33

12 ֪ijڵйܶε;й120 Nm/hýڵйܶε;й150 Nm/hýڵ

33

и200 Nm/hýڵĽڵ Nm/h 13 ȼܵͶʷȡ 14 ²ϵʾ ʽΪ Ӱ²ԵҪ

15 ȼϵͳչѹƵIJͬʽ࣬ɷΪ ֡ 16 ڻȼܵˮͼʱȼܶȰ 㡣 17 Ȼij࣬һɷΪֱ֣Ϊ 18 ֪Ȼиֵݻɷ֣м80%16%4%ȻܶΪ

3333עܶ0.7174kg/Nmܶ1.3553 kg/Nmܶ1.2504 kg/Nmܶ1.293 kg/Nm 19 ڽгȼʱ ȷԴ豸ͨݡ ж

1 ȼӦпԲijζ޳ζζȼӦӳжȼгСӦй涨

й©УŨȴﵽը޵20ʱӦܲ

2 ԴܹıһڸʱݻԼȼƽҪȷ

ӦƽܵȼƽҪȷ

3 ֦״бijһܶεĹܾʱӰܶε䣬ֻ¹ܵڵѹĸı䡣 4 ϵںͥԺȼܵļ 5 5Ͷʳ޷ڳ϶෽ļñȽϡ

?????????2?6 ˶ΪӳIJȶԣΪ

???x7 Һʯѹڼʽѹ

8 ˮúú¯úǸú

9 ûֱѹѹ¹ʱûĹ½ 10 ҺʯǸֵȼúǵֵȼ 11 ûѹ󲨶Χ͵ڹļѹ 12 4ߡѹÿ߳һ˿300~600ס 13 5ڵѹȼɹϣӦ÷ֶηš 14 6ڵȼܵϣɢӦװڷ֮ 15 8̬ҺʯܶСڿܶȡ

16 ȼܵļɲͬʱϵȷ 17 ´ʺƽղСʱ 18 רõѹվڣӦѡܹرܵĵѹ 19 ijȼϵͳһͶʷ60з30򣻷Ͷʷ90з20

׼6꣬򷽰á 20 ²ϵļ㷽Ϊµȫƽıֵ 21 ڳδĽڽֵխ˿ֻܼܷѹ͵ѹܵ 22 ܵ͸ʴڸֹܡ 23 ѹΪֵʱȼǰѹڹ¡ 24 ȼϵͳĹܾ豸ֱͨȼȷ 25 ںͥԺȼܵļͬʱϵȷ 26 ȼӣͬʱϵС ѡ

1ȼܵĹܲҪʹ

Aֹ B CPE DǦܸϹ

2ڸ߲㽨ȼܵϵͳ

A߲㽨ij B˷̲߳ĸѹͷӰ C²ı DûýжϷ 3ڳȼУѹ

Aѹ Bѹ Cѹ Dѹɢ 4ѹվڵİȫװҪ

Aȫɢ BȫжϷ Cװ DѹIJװ

5յѹԪ봫װõԪ֮Ĺϵ࣬ѹɷΪ

Aֱʽѹ Bʽѹ Cѹ Dרõѹ

6ѹվð뾶 Ӷ

Aѹվ Bѹѹ Cܵϵ Dѹܶϵ 7;ȼܵɷΪ

Aܵ Bܵ Cû Dȼܵ

8ȷߡѹĩСѹʱӦ֤

Aѹվͨûڸ߷ʱ Bѹ Cˮɿ Dѹûȼѹ

9Ҫȡ

Aû B

Cָ Dҵùı 10Ĵʩ

A´ BҺ̬ Cܵ D޴ ġ

1 ûȼǰѹ䲨ΧӰء 2 ȼõĴ淽Щ 3 ʩá 4 ʲôƽ㣿

5 ֦״뻷״ˮص㡣

6 ȼܵòͬѹƵıҪԡ 7 ѡȼϵͳʱҪӦЩأ 8 ѹͷβģд㹫ʽ 9 ֱʽѹĹԭ 10 ѹվȫװмװõĹԭ 11 ʲôǻ״Ĺƽ㣿 塢ͼ

֪һڲͬʱ̹ۼֵݻƳߣͼ1ʾʾһСʱʾһڲͬʱ̹ۼֵ

ͼʾһֱߡһߣԵĺ塣

ͼݴƴޣͼϱʾôЧݻ

B λ C 3Nm

D

A

λͼ1 h

3

1ͼ2ʾ֪ܶε;йڵ6ļиɣλNm/hܶεת

ͼ2

3

2AΪѹվijȼܵùܶιΪ800000Nm/aBΪһ¥¥4010ֻװһ̨˫30ֱװһ̨˫һ̨ˮֱܶεСʱ

У¸߷ϵK1maxmaxmax?1.2ո߷ϵK2?1.1Сʱ߷ϵK3?2.5

˫ȸ23450kJ/h

ˮȸ25590kJ/h

3

úֵ17074kJ/m

ȼþߵͬʱϵ1

1 ͬ豸͵ͬʱϵ

豸 һ˫ һ˫һˮ 10 0.54 0.27 20 0.45 0.22 30 0.40 0.21 40 0.39 0.20

3ͼ3ʾȼܶγͼʾm˿ܶΪ600/꣬ÿÿСʱȼΪ33

0.06NmڵмиQs=100 Nm/hܶε;й

ͼ3

4ij?2197ĵѹȼֹܣܵ1000mȼ200 Nm/hȼܶ0.788 kg/Nmȼ

3

3

ܵˮͼõùߵλܳѹΪ0.2Pa/mͼʾݣܵѹ2000Paܵյ̲߳Ϊ50 mյ 㣬пǸѹͷֲʧسʧ10%ƣùܶεյѹ

5֪ij˿50򣬱׼״ȼֵȡ36000KJ/Nm3Ϊ0.9Ϊ2500MJ/.꣩ʩ׼ж150/1000ˣùݣ8λ/1000ˣжȡ2000MJ/.꣩ùݵȡ4000 MJ/.ֵ꣩Ϊ7000 MJ/.꣩Ϊ3200MJ/.꣩2֣1.5֣е

ο

һ

1 ȼٶָȼƣӳȼȼջ桢桢ػͲȫȼյԣһӳȼ

ȼ ȶ״ ۺָܸ꣬ȫжȼȼԡ

2 ѹ;ɷΪ ѹ ûѹ רõѹ

3 ҺʯԴֱ ͳ ҺʯҪɷ Ͷ

4 ȼԴʽз࣬ϰȼΪ Ȼ ˹ȼ ࡣ Һʯ

Դ䷽ʽԣϰϸһࡣ 5 ҹȼķָǹϹ㷺õĻָWȼCP

3

6 ijС151.8꣬˿ܶ600/꣬Ϊ90%ÿÿĺ123.9 Nm/.꣬С

73

Ϊ 1.01610 Nm/ꡣ

3

7 ѹվð뾶600 m˿ܶ600/꣬ÿÿСʱļ0.06Nm/.hѹ

3

վѸΪ 2592 Nm/h

333

8 ijѹȼܵ;йΪ50m/hתΪ80 m/hù߼Ϊ 107.5 m/h 9 ѹվð뾶ָӵѹվ ƽֱ߾롣 10 ijסլȼն˱17mʼ˱-0.6mȼܶ0.71kg/Nm3ĸѹͷΪ

100.56 Pa 11 ijϵͳmڵ㣬Ľڵƽ̹ⷽ m-1

33

12 ֪ijڵйܶε;й120 Nm/hýڵйܶε;й150 Nm/hýڵ

33

и200 Nm/hýڵĽڵ 333.5 Nm/h 13 ȼܵͶʷȡ ܲķ 14 ²ϵʾ һڸIJ ʽΪ ƽ/ȫƽ

Ӱ²ԵҪ 15 ȼϵͳչѹƵIJͬʽ࣬ɷΪ һ

༶ ֡

3

16 ڻȼܵˮͼʱȼܶȰ 1kg/m 㡣 17 Ȼij࣬һɷΪֱ֣Ϊ

18 ֪Ȼиֵݻɷ֣м80%16%4%ȻܶΪ 0.65

3333

עܶ0.7174kg/Nmܶ1.3553 kg/Nmܶ1.2504 kg/Nmܶ1.293 kg/Nm 19 ڽгȼʱ ȷԴ豸ͨݡ ж

̡̡ ̡ ̡ ̡̡ ̡̡ ѡ

ABC ABC AB ABCD AB AB BCD ABC ABC ABCD ġ 1

1ѹĴСѹó̶ȣ 2ı仯

3ѹѹڷ 2

´Һ̬棻ѹɹĩ˴ô޴ȡ޴ࡣ 3

1Դľû֮ìܣ

2ϲֵͬȼʹȼʡɷݡֵȡȶ 3ȼװ÷ʱʱ֤һ̶ȵĹ

4ȷʩڹϵͳλãʹĹֲӶƹйŻļָꡣ 4

˹УƽνУʹպϲΧĹ̡ 5

֦״ˮص㣺ܶڽڵ1Դڵһ̶ijһߵȼֻһ߹䷽ΨһһܶڸùܶԺнڵ֮ͣ˳򣩣ܶΨһıijһܶιܾӰܶ䣬ֻ¹ܵյѹĸı䣻ֱܶѹδ֪

״ˮص㣺ܶ=ڵ+-1ijһܶͬʱ1ܵ಻ͬķ䷽ı价ijһܶεĹܾͻ·䲢ıڵѹֵ״ˮֱѹͼδ֪ 6

òͬѹƱȽϾã ûҪȼѹͬ ȫҪ 7

ڴӻѹʱȼѹ½ɱĤѹƽ⣬ʱĤ½ſȼӣʹѹָƽ״̬֮ڴٻѹʱȼѹߣʱĤʹŹСȼ٣ʹѹָԭ״̬ 8

õѹ͹ѹʹãʹõѹijѹڹѹijѹʱõѹȫ״̬ѹϣѹõѹijѹʱõѹͶʹá 9

Դ༰ʡ͹ӦѹԴķչԴĹ滮

йģԶ滮͵·״͹滮ص㡢˿ܶȡûķֲ ԭеijȼӦʩ

ԲͬûĹ롢ʼͬûȼѹҪ Ĺҵҵص㣻 豸͡ 10

ȼͿܶȲͬܶʼĩ˴ڱ߲ʱȼܵнѹͷ

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