給甲方計(jì)算結(jié)果書(shū)20121218

1、PAGE 5#地塊給排水計(jì)算書(shū)一、概況1.建設(shè)地點(diǎn)：位于山東省濟(jì)寧市，北臨城市干道劉莊路，東臨琵琶山路，西南側(cè)為內(nèi)部城市道路。本工程為高層綜合樓，地上1-3層為回遷商業(yè)用房，4-30層為寫(xiě)字樓，地下共2層為地下車(chē)庫(kù)及相關(guān)設(shè)備用房。建筑耐火等級(jí)：地上一級(jí)；地下一級(jí)；建筑類(lèi)別：一類(lèi)；本工程總建筑面積：96157m2,其中地上建筑面積：84656m2，地下建筑面積：11501m2建筑層數(shù)：地上三十層；主體室內(nèi)外高差0.01m，建筑高度96.25m，地下為二層；結(jié)構(gòu)類(lèi)型：鋼筋混凝土剪力墻結(jié)構(gòu)；設(shè)計(jì)抗震烈度：六度；抗震設(shè)防類(lèi)別：丙類(lèi)；二、給水系統(tǒng)設(shè)計(jì)1、水源本工程的供水水源為城市自來(lái)水，小區(qū)供水由二路市

2、政給水管供給(設(shè)倒流防止器）。2、用水量計(jì)算用水量計(jì)算表3、給水系統(tǒng)A給水分區(qū)設(shè)置根據(jù)建筑專(zhuān)業(yè)提供的資料和有關(guān)部門(mén)的要求，生活給水系統(tǒng)設(shè)置具體如下：給水系統(tǒng)分五個(gè)區(qū)a地下二層到三層為市政供水區(qū)，由室外市政給水管網(wǎng)直接供水b地上四層至地上十三層為一區(qū)，由水箱和一區(qū)變頻給水機(jī)組加壓供水,工作壓力0.78MPa。C地上十四至地上二十二層為二區(qū)，由水箱和二區(qū)變頻給水機(jī)組加壓供水,工作壓力0.93MPa。d地上二十三層至頂層為三區(qū)，由水箱和三區(qū)變頻給水機(jī)組加壓供水,工作壓力1.24MPa。F23-F26、F14-F19、F4-F10層給水須設(shè)支管減壓閥，閥后壓力為0.20Mpa。B加壓給水系統(tǒng)的水箱調(diào)節(jié)

3、容積低位貯水箱容積為15%公寓高日用水量,為648X0.15=97.2 m3。設(shè)計(jì)二只有效容積為50m3生活貯水箱。C給水系統(tǒng)計(jì)算計(jì)算簡(jiǎn)圖見(jiàn)附件1所示。a. 市政給水區(qū)前編號(hào)后編號(hào)當(dāng)量(N)流量(l/s)管徑(DN)流速(m/s)坡度(MPa/m)管長(zhǎng)(m)值水損(MPa)前壓(MPa)后壓(MPa)120.500.10150.780.000740.701.50.00050.05000.0505231.000.20200.760.000470.701.50.00030.05050.0508341.500.30250.660.000260.701.50.00020.05080.0510452.0

4、00.40250.880.000453.301.50.00150.05100.0525565.501.80500.920.000200.401.50.00010.05250.0526677.001.89500.960.000223.501.50.00080.05260.05347813.002.18501.110.000295.201.50.00150.05340.05498926.002.63501.340.00041100.901.50.04150.05490.096391064.503.51701.060.000207.901.50.00150.09630.0979101169.003.

5、59701.080.000202.001.50.00040.09790.0983所需壓力H=0.05+0.0483X1.25+0.10+0.01+0.01=0.23MPa0.24MPa(市政供水壓力)滿足使用要求。b. 加壓給水一區(qū)前編號(hào)后編號(hào)當(dāng)量(N)流量(l/s)管徑(DN)流速(m/s)坡度(MPa/m)管長(zhǎng)(m)值水損(MPa)前壓(MPa)后壓(MPa)121.000.20200.760.000472.402.20.00110.05000.0511231.750.35250.770.000350.702.20.00020.05110.0514342.250.45250.990.000

6、563.202.20.00180.05140.0532453.000.60320.710.000210.402.20.00010.05320.0532564.000.80320.950.0003526.402.20.00940.05320.0626678.001.24401.100.000390.252.20.00010.06260.06277812.001.52500.780.000150.252.20.00000.06270.06278916.001.76500.900.000200.252.20.00000.06270.062891020.001.97501.000.000240.252

7、.20.00010.06280.0628101124.002.16501.100.000284.002.20.00110.06280.0640111248.003.05700.920.000153.052.20.00050.06400.0644121396.004.31701.300.000293.052.20.00090.06440.06531314144.005.28801.150.000193.052.20.00060.06530.06591415192.006.10801.330.000253.052.20.00070.06590.06661516240.006.82801.480.0

8、00303.052.20.00090.06660.06751617288.007.47801.620.000363.052.20.00110.06750.06861718336.008.07801.750.000413.052.20.00130.06860.06991819384.008.621001.060.000113.052.20.00040.06990.07021920432.009.151001.120.000133.052.20.00040.07020.07062021480.009.641001.180.0001436.902.20.00520.07060.07582122720

9、.0011.811001.440.0002115.802.20.00320.07580.07912223960.0013.631001.670.0002774.502.20.02000.07910.099023241200.0015.241251.180.0001115.802.20.00170.09900.100824251440.0016.701251.300.0001310.502.20.00140.10080.102125261920.0019.281251.500.0001711.002.20.00190.10210.1040一區(qū)加壓計(jì)算壓力H=0.05+0.054X1.25+0.5

10、2+0.01+0.01=0.66MPa一區(qū)加壓水泵所需壓力：0.66X1.1=0.73MPa0.84MPa(選泵供水壓力)一區(qū)加壓計(jì)算流量Q=69.4m3/h70m3/h(選泵供水流量)滿足使用要求。b. 加壓給水二區(qū)前編號(hào)后編號(hào)當(dāng)量(N)流量(l/s)管徑(DN)流速(m/s)坡度(MPa/m)管長(zhǎng)(m)值水損(MPa)前壓(MPa)后壓(MPa)121.000.20200.760.000472.402.20.00110.05000.0511231.750.35250.770.000350.702.20.00020.05110.0514342.250.45250.990.000563.202

11、.20.00180.05140.0532453.000.60320.710.000210.402.20.00010.05320.0532564.000.80320.950.0003526.402.20.00940.05320.0626678.001.24401.100.000390.252.20.00010.06260.06277812.001.52500.780.000150.252.20.00000.06270.06278916.001.76500.900.000200.252.20.00000.06270.062891020.001.97501.000.000240.252.20.000

12、10.06280.0628101124.002.16501.100.000284.002.20.00110.06280.0640111248.003.05700.920.000153.052.20.00050.06400.0644121396.004.31701.300.000293.052.20.00090.06440.06531314144.005.28801.150.000193.052.20.00060.06530.06591415192.006.10801.330.000253.052.20.00070.06590.06661516240.006.82801.480.000303.0

13、52.20.00090.06660.06751617288.007.47801.620.000363.052.20.00110.06750.06861718336.008.07801.750.000413.052.20.00130.06860.06991819384.008.621001.060.000113.052.20.00040.06990.07021920432.009.151001.120.0001367.402.20.00860.07020.07892021648.0011.201001.370.0001915.802.20.00290.07890.08182122864.0012

14、.931001.580.0002474.502.20.01810.08180.099922231080.0014.461001.770.0003015.802.20.00470.09990.104623241296.0015.841251.230.0001210.502.20.00120.10460.105924251728.0018.291251.420.0001511.002.20.00170.10590.1075二區(qū)加壓計(jì)算壓力H=0.05+0.0575X1.25+0.80+0.01+0.01=0.95MPa二區(qū)加壓水泵所需壓力：0.95X1.1=1.05MPa1.12MPa(選泵供水壓

15、力)二區(qū)加壓計(jì)算流量Q=69m3/h70m3/h(選泵供水流量)滿足使用要求。b. 加壓給水三區(qū)前編號(hào)后編號(hào)當(dāng)量(N)流量(l/s)管徑(DN)流速(m/s)坡度(MPa/m)管長(zhǎng)(m)值水損(MPa)前壓(MPa)后壓(MPa)121.000.20200.760.000472.402.20.00110.05000.0511231.750.35250.770.000350.702.20.00020.05110.0514342.250.45250.990.000563.202.20.00180.05140.0532453.000.60320.710.000210.402.20.00010.053

16、20.0532564.000.80320.950.0003526.402.20.00940.05320.0626678.001.24401.100.000390.252.20.00010.06260.06277812.001.52500.780.000150.252.20.00000.06270.06278916.001.76500.900.000200.252.20.00000.06270.062891020.001.97501.000.000240.252.20.00010.06280.0628101124.002.16501.100.000284.002.20.00110.06280.0

17、640111248.003.05700.920.000153.052.20.00050.06400.0644121396.004.31701.300.000293.052.20.00090.06440.06531314144.005.28801.150.000193.052.20.00060.06530.06591415192.006.10801.330.000253.052.20.00070.06590.06661516240.006.82801.480.000303.052.20.00090.06660.06751617288.007.47801.620.000363.052.20.001

18、10.06750.06861718336.008.07801.750.000413.052.20.00130.06860.06991819384.008.621001.060.0001191.802.20.01050.06990.08041920576.0010.561001.290.0001715.802.20.00260.08040.08312021768.0012.191001.490.0002274.502.20.01620.08310.09932122960.0013.631001.670.0002715.802.20.00420.09930.103522231152.0014.93

19、1251.160.0001010.502.20.00110.10350.104623241536.0017.241251.340.0001411.002.20.00150.10460.1061三區(qū)加壓計(jì)算壓力H=0.05+0.0561X1.25+1.07+0.01+0.01=1.21MPa三區(qū)加壓水泵所需壓力：1.21X1.1=1.33MPa1.40MPa(選泵供水壓力)三區(qū)加壓計(jì)算流量Q=63m3/h70m3/h(選泵供水流量)滿足使用要求。三、室內(nèi)消火栓系統(tǒng)設(shè)計(jì)1、室內(nèi)消火栓系統(tǒng)流量根據(jù)高層民用建筑設(shè)計(jì)防火規(guī)范GB50045-95（2005年版），本工程屬一類(lèi)公共建筑。室內(nèi)消火栓系統(tǒng)設(shè)計(jì)流

20、量40L/s。2、室內(nèi)消火栓系統(tǒng)設(shè)置本工程室內(nèi)消火栓系統(tǒng)采用臨時(shí)高壓供水系統(tǒng)，火災(zāi)初期由屋頂水箱供水，屋頂水箱共儲(chǔ)存18m3消防水量，屋頂水箱設(shè)置在本樓屋頂。消防箱內(nèi)設(shè)消防泵啟動(dòng)按鈕，消防泵啟動(dòng)后直接從消防水池吸水，經(jīng)加壓后供至室內(nèi)消火栓用水點(diǎn)。室內(nèi)消火栓泵設(shè)在地下消防泵房?jī)?nèi)。3、消火栓系統(tǒng)計(jì)算,計(jì)算簡(jiǎn)圖見(jiàn)附件二前編號(hào)后編號(hào)流量(l/s)管徑(DN)流速(m/s)坡度(MPa/m)管長(zhǎng)(m)水損(MPa)12151001.7320.00051754.150.028023401502.120.000477290.013834151001.7320.00051763.80.033045401502

21、.120.0004771260.0601水泵所需揚(yáng)程：H=0.20+0.1349X1.1+1.042+0.01=1.40MPa 1.45 MPa(消防泵壓力)（其中0.20為消火栓所需水頭、0.1349X1.1為管道局部+沿程水頭損失、1.042為高差、0.01為水泵房?jī)?nèi)水頭損失。）消防泵流量Q=40L (選泵供水流量)滿足使用要求。三、噴灑系統(tǒng)設(shè)計(jì)1.公寓部分根據(jù)自動(dòng)噴水滅火系統(tǒng)設(shè)計(jì)規(guī)范GB50084-2001（2005年版），本部分為中危險(xiǎn)級(jí)，噴水強(qiáng)度為6L/min.m2，作用面積為160m2。3、自噴系統(tǒng)計(jì)算,計(jì)算簡(jiǎn)圖見(jiàn)附件三 采用逐點(diǎn)計(jì)算方法 按中危險(xiǎn)級(jí)1級(jí)進(jìn)行計(jì)算起點(diǎn) 終點(diǎn) 起點(diǎn)壓力

22、 K 節(jié)點(diǎn)流量 管道流量 管長(zhǎng) 當(dāng)量長(zhǎng)度 管徑 水力坡降 流速 損失 終點(diǎn)壓力 mH2O L/s L/s m m mm mH2O/m m/s mH2O mH2O 1 2 11.00 115 2.01 2.01 3.10 1.20 32 0.379 2.12 1.63 12.63 2 3 12.63 115 2.15 4.16 2.60 3.40 40 0.772 3.31 4.63 17.26 12 13 8.96 80 1.26 1.26 0.50 0.60 25 0.695 2.38 0.76 9.73 13 14 9.73 / 0.00 1.26 3.78 0.60 25 0.695 2

23、.38 3.04 12.77 14 15 12.77 / 0.00 1.26 0.55 2.00 25 0.695 2.38 1.77 14.55 16 15 12.01 80 1.46 1.46 0.72 2.00 25 0.931 2.75 2.54 14.55 15 3 14.55 / 0.00 2.72 0.35 3.55 32 0.696 2.87 2.71 17.26 3 4 17.26 / 0.00 6.89 2.33 5.35 50 0.525 3.24 4.03 21.29 17 18 18.68 80 1.82 1.82 0.50 1.00 25 1.449 3.43 2.

24、17 20.85 18 19 20.85 / 0.00 1.82 2.42 9.20 65 0.010 0.52 0.11 20.97 21 19 11.51 80 1.43 1.43 0.99 9.60 25 0.893 2.69 9.46 20.97 19 20 20.97 / 0.00 3.25 0.65 4.30 65 0.031 0.92 0.15 21.12 20 4 21.12 / 0.00 3.25 1.40 4.30 65 0.031 0.92 0.17 21.29 22 23 13.01 80 1.52 1.52 1.15 2.70 25 1.009 2.86 3.88 1

25、6.89 24 23 14.68 115 2.32 2.32 1.67 2.70 32 0.506 2.45 2.21 16.89 23 4 16.89 / 0.00 3.84 1.50 5.20 40 0.657 3.06 4.40 21.29 4 5 21.29 / 0.00 13.98 1.30 2.10 80 0.228 2.82 0.78 22.07 5 6 22.07 / 0.00 13.98 0.40 2.10 80 0.228 2.82 0.57 22.64 6 7 22.64 / 0.00 13.98 2.25 2.10 80 0.228 2.82 0.99 23.63 7

26、8 23.63 / 0.00 13.98 2.70 2.10 80 0.228 2.82 1.10 24.73 8 9 24.73 / 0.00 13.98 1.35 0.80 80 0.228 2.82 0.49 25.22 25 26 11.59 115 2.06 2.06 2.60 0.30 32 0.399 2.18 1.16 12.75 26 27 12.75 115 2.16 4.23 3.87 1.20 40 0.795 3.36 4.03 16.78 27 28 16.78 / 0.00 4.23 0.77 1.20 40 0.795 3.36 1.57 18.35 28 9 18.35 / 0.00 4.23 1.93 6.70 40 0.795 3.36 6.86 25.22 9 10 25.22 / 0.00 18.21 2.45 0.00 100 0.089 2.10 0.22 25.44 29 30 14.17 115 2.28 2.28 2.60 0.30 32 0.488 2.41 1.42 15.58 30 31 15.58 115 2.39 4.67 2.67 1.20 40 0.972 3.72 3.77 19.35 31 32 19.35 / 0.