給排水畢業(yè)設(shè)計書+文獻翻譯-水廠總體設(shè)計

1 設(shè)/r/n/r/n計說明書/r/n1.1/r/n/r/n工程設(shè)計基礎(chǔ)資料/r/n1.1.1/r/n/r/n城市概況/r/n溫縣位于河南省西北部，黃河北岸，地理位置在東徑/r/n/r/n/r/n/r/n至/r/n/r/n35°02'之間，北界沁河與博愛為鄰，南隔黃河與鞏縣、滎陽縣相望，東連武陟縣，西鄰/r/n孟縣，西北與沁陽市接壤。東西長/r/n/r/n31/r/n公里，南北寬/r/n/r/n24/r/n公里，總面積/r/n/r/n477.2/r/n平方公里。/r/n溫縣轄三鎮(zhèn)十鄉(xiāng)：溫泉鎮(zhèn)、/r/n/r/n趙堡鎮(zhèn)、祥云鎮(zhèn)，和岳村、招賢、番田、/r/n/r/n楊磊、黃莊、/r/n/r/n林肇、徐堡、北冷、武德鎮(zhèn)、南張羌等十鄉(xiāng)，249/r/n/r/n個村民委員會?？h城位于縣中心偏南，/r/n/r/n面積62/r/n平方公里，轄/r/n29/r/n個村民委員會。/r/n1.1.2/r/n/r/n氣候條件/r/n溫縣屬暖溫帶大陸性季風(fēng)型氣候，旱年多、澇年少，夏秋熱，冬春寒冷干燥，年平/r/n/r/n均氣溫/r/n/r/n/r/n月份最熱，月平均氣溫/r/n/r/n/r/n月份最冷，月平均氣溫-0.1°C,歷史上/r/n/r/n最高氣溫/r/n/r/n42.3°C，最低溫度零下/r/n14.6°C。主導(dǎo)風(fēng)向東北、西南風(fēng)，其次西北、東南風(fēng)，/r/n/r/n多年平均風(fēng)速/r/n9.8/r/n米/秒，歷史最大風(fēng)速/r/n42/r/n米/秒。年平均降雨量/r/n552.4/r/n/r/n毫米，多集中在夏/r/n季/r/n7、8/r/n月份，日最大降雨量/r/n126.0/r/n毫米，最長連續(xù)降雨日數(shù)/r/n1966/r/n年7月/r/n21日至23/r/n/r/n日降/r/n雨量為/r/n179.4/r/n毫米。年平均無霜期/r/n214/r/n天，年平均日照時數(shù)/r/n2512/r/n小時。/r/n1.1.3/r/n/r/n水文/r/n溫縣河流均系黃河水系，主要河流有黃河、沁河及排澇河系，境內(nèi)河道全長/r/n190/r/n公/r/n里，平均年徑流量近/r/n500/r/n億立方米，平均年利用量為/r/n2717.8/r/n/r/n萬立方米。溫縣境內(nèi)還有高/r/n/r/n河、廣濟河、北冷澇河、興隆河、常濟河、姚莊澇河、老榮澇河、大平堰、番田澇河等/r/n/r/n河渠。/r/n全縣水資源總量/r/n18402.7/r/n萬立方米，其中深層地下水/r/n5765.7/r/n/r/n萬立方米，淺層地下水/r/n12637/r/n萬立方米。1982/r/n年全縣地下水平均埋深/r/n11.98/r/n米，最大埋深20.51/r/n/r/n米，總體是南區(qū)/r/n/r/n和/r/n東/r/n北/r/n區(qū)/r/n好/r/n，/r/n西/r/n部/r/n和/r/n中/r/n部/r/n缺/r/n水/r/n嚴(yán)/r/n重/r/n。/r/n水/r/n資/r/n源/r/n總/r/n量/r/n加/r/n入/r/n境/r/n水/r/n和/r/n引/r/n過/r/n境/r/n水/r/n，/r/n可/r/n利/r/n用/r/n量/r/n為/r/n/r/n16715.9萬立方米，已利用量為10217.8/r/n萬立方米。/r/n溫縣縣城可供選擇的水資源有兩大類：地表水資源和地下水資源。/r/n1.1.3.1/r/n/r/n地表水資源/r/n/r/n縣城附近的老蟒河、蚰蜒河、榮澇河，均屬排澇、排污河，不宜作為飲用水源。新/r/n蟒河由于受上游工業(yè)排放廢水的污染，水質(zhì)惡化、污染嚴(yán)重，也不宜作為飲用水水源。/r/n流經(jīng)溫縣縣城的黃河河段位于小花區(qū)間，該區(qū)間起始端有洛陽市吉利區(qū)的廢污水直/r/n接排入，還有洛河、汜水河、新蟒河、老蟒河、沁河、枯水河等支流水系相繼匯入，隨/r/n/r/n著流域經(jīng)濟發(fā)展，/r/n這些支流都已遭受嚴(yán)重污染，也使得黃河干流水污染明顯加重，時常/r/n出現(xiàn)超Ⅲ類甚至超Ⅴ類標(biāo)準(zhǔn)，不能滿足《地面水環(huán)境質(zhì)量標(biāo)準(zhǔn)》（GHZB1-2005）Ⅲ類/r/n水/r/n/r/n域使用功能的要求，已不宜作為生活飲用水源。/r/n1.1.3.2 地下水資源/r/n(1)/r/n/r/n地下水資源現(xiàn)狀/r/n縣城城區(qū)地下水由于多項水質(zhì)指標(biāo)超標(biāo)，已嚴(yán)重危害了居民的身體健康、增加了工/r/n/r/n業(yè)生產(chǎn)成本，同時由于常年超量開采，地下水水位逐年下降，已引起部分地面下沉。/r/n城南/r/n3/r/n公里遠(yuǎn)的黃河高漫灘區(qū)是整個縣城地下水的富水地段，此地帶的地下水補給源/r/n/r/n充分，補給條件好，年補給量與消耗大體相當(dāng)。因此在本區(qū)內(nèi)增建/r/n6/r/n萬米/r/n3/r/n/日的水源地，/r/n/r/n地下水資源量是有保障的。/r/n(2)/r/n/r/n地下水水質(zhì)/r/n據(jù)取樣分析結(jié)果可知：本區(qū)地下水除鐵、錳含量超標(biāo)外，其它均符合《城市供水水/r/n/r/n/r/n206-2005），屬重碳酸鎂鈣型水，礦化度小于/r/n/r/n0.5g/L，比較適于飲用。/r/n(3)/r/n/r/n水源地特點/r/n水源地黃河高漫灘區(qū)還具有以下特點：/r/n①地形平坦，灘區(qū)距縣城僅/r/n3/r/n公里，施工、管理方便。/r/n②區(qū)域內(nèi)最富/r/n水的/r/n中層/r/n含水/r/n層組底板埋深僅/r/n150/r/n/r/n米左右，且含水/r/n層/r/n顆粒粗，導(dǎo)水性/r/n/r/n強，厚度大，易開采，有較好的天然保護層，不易被外界污染。/r/n③隨著黃河小浪底工程的建成，該區(qū)域不再受黃河泛濫威脅。/r/n④這里幾乎無工業(yè)分布，污染源少，水質(zhì)比較好。/r/n1.1.4/r/n/r/n地貌/r/n溫縣處黃河下游，總的地勢是西北高、東南低，/r/n/r/n屬黃、沁河沖積平原。由于黃、沁/r/n/r/n河歷史上多次泛濫、改道。使全縣形成“南灘北洼中間崗”的地貌特征。/r/n縣城地勢較為平坦，高程多在/r/n105～110/r/n米之間。城南水源地高程在/r/n105/r/n/r/n米左右，比/r/n/r/n城區(qū)地勢低。/r/n1.1.5/r/n/r/n工程地質(zhì)/r/n溫縣位居黃河北岸，全為第四系沖積平原，在大地構(gòu)造上位于豫西降起和山西隆起/r/n/r/n的銜接地帶，/r/n/r/n處于濟源凹陷中部的南側(cè)，縣境北部與凹隆起帶相連，縣境南部邙山之?dāng)?r/n裂層橫貫全境?？h境之內(nèi)，構(gòu)造主體呈東西向，且被北東向斷裂三處切割?？h西有拓賢/r/n斷裂；/r/n縣北有北冷斷裂、徐堡斷裂；縣東有趙堡、南張羌斷裂；向西延伸，經(jīng)縣城北轉(zhuǎn)/r/n/r/n為北東向，/r/n穿岳村鄉(xiāng)方頭村西側(cè)，/r/n向西南方向展布與黃河斷裂相接。/r/n縣城地質(zhì)系沖擊/r/n層/r/n，/r/n土/r/n層/r/n較/r/n厚/r/n，/r/n地/r/n表/r/n面/r/n為/r/n中/r/n壤/r/n土/r/n和/r/n輕/r/n壤/r/n土/r/n，/r/n一/r/n般/r/n土/r/n壤/r/n承/r/n載/r/n力/r/n：/r/n西/r/n北/r/n方/r/n向/r/n為/r/n/r/n1.2/r/n～/r/n/r/n1.5kg/cm/r/n2/r/n，東南方向為/r/n/r/n1.0～1.2/r/n/r/nkg/r/n//r/ncm/r/n2/r/n。/r/n縣城境內(nèi)地震不多，震級不高，最大震級/r/n5.0/r/n/r/n級，震前大都有氣象異常，但受外圍震/r/n波影響較頻繁，烈度較高。據(jù)/r/n1977/r/n/r/n年國家地震局武漢地震大隊編制的《河南省地震烈度/r/n/r/n區(qū)劃圖》所示，溫縣縣城地震烈度為六度。/r/n1.1.6/r/n/r/n給水量計算參數(shù)/r/n1.1.6.1 最高日人均給水定額/r/n/r/n根/r/n據(jù)/r/n溫/r/n縣/r/n縣城總體規(guī)劃/r/n及/r/n給/r/n水/r/n工程規(guī)劃，參/r/n照/r/n該/r/n縣/r/n城目前的人均/r/n生/r/n活/r/n用/r/n水指標(biāo)，并/r/n結(jié)合《/r/n室外給水設(shè)計規(guī)范（/r/n/r/n50013-2006/r/n考慮溫縣縣城的居民生活水平和節(jié)水意/r/n/r/n識，確定綜合生活用水定額/r/nq/r/n近期取210/r/n升/人·日；遠(yuǎn)期/r/n215/r/n升/人·日。/r/n1.1.6.2/r/n/r/n人口規(guī)模/r/n溫縣縣城2005/r/n年年末城區(qū)人口/r/n為/r/n7.5/r/n萬人，當(dāng)年人口增長率為/r/n/r/n1.06%，則溫縣縣/r/n/r/n城規(guī)劃人口/r/nN=N/r/n0/r/n×(1+f)/r/nn/r/n至近期規(guī)劃年限，將達到12.78/r/n/r/n萬人；至遠(yuǎn)期規(guī)劃年限，將達到/r/n21.77/r/n萬人。/r/n則綜合生活用水量/r/n/r/nQ/r/n1/r/n=qN/r/n近期為/r/n/r/n2.68/r/n萬噸/日，遠(yuǎn)期為/r/n/r/n4.68/r/n1.1.6.3工業(yè)用水/r/nQ/r/n2/r/n據(jù)統(tǒng)計，/r/n2005/r/n年/r/n縣城/r/n城區(qū)工業(yè)產(chǎn)值/r/nQ/r/n20/r/n為/r/n6/r/n億/r/n元，/r/n到遠(yuǎn)期工業(yè)產(chǎn)/r/n值增/r/n長率/r/nf/r/n為/r/n/r/n7.5%，/r/n因此，/r/n預(yù)計近期城區(qū)工業(yè)產(chǎn)值/r/n/r/nQ/r/n20/r/n×(1+f)/r/nn1/r/n/r/n為/r/n/r/n11.5/r/n/r/n億元，/r/n遠(yuǎn)期工業(yè)產(chǎn)值/r/n/r/nQ/r/n20/r/n×/r/n(1+f)/r/nn2/r/n為/r/n22.1/r/n/r/n億元。根據(jù)河南省縣城平均水平、參照焦作地區(qū)相近縣城情況，溫縣縣城/r/n/r/n工業(yè)萬元產(chǎn)值耗水量/r/nq/r/n近期取為/r/n85/r/n噸/萬元，遠(yuǎn)期取/r/n80/r/n則預(yù)計該縣城工業(yè)用水量/r/nQ/r/n2/r/n=/r/nQ/r/n20/r/n×(1+f)/r/nn/r/n×q/r/n近期/r/n2.68/r/n萬噸/日，遠(yuǎn)期/r/n4.84/r/n/r/n/r/n1.2/r/n/r/n設(shè)計方案選擇的說明/r/n1./r/n2.1/r/n/r/n設(shè)計方案的提出/r/n根據(jù)水源水質(zhì)分析結(jié)果和《/r/n/r/n生活飲用水衛(wèi)生規(guī)范》的對照，擬采用以下幾種工藝流/r/n/r/n程方案：/r/n(1)方案一：/r/n本設(shè)計中采用地下水，濁度、色度都在標(biāo)準(zhǔn)值之下，鐵錳超標(biāo)，其它各項生化指標(biāo)/r/n都合標(biāo)準(zhǔn)，所以可以采用傳統(tǒng)除鐵錳工藝進行處理，就能達到《生活飲用水衛(wèi)生標(biāo)準(zhǔn)》。/r/n原水→曝氣→除鐵錳濾池→清水池→二級泵房→用戶/r/n(2)方案二：/r/n/r/n考慮到水中鐵錳含量比較高，采用一級過濾鐵離子干擾錳離子的去除，影響最終水/r/n質(zhì)，因此采用二級過濾，先除鐵，再除錳。/r/n/r/n原水→曝氣→除鐵濾池→除錳濾池→清水池→二級泵房→用戶/r/n/r/n(3)方案三：/r/n由于水源鐵含量高，采用二級過濾除鐵錳，/r/n/r/n并不能在一級過濾中徹底去除的鐵離/r/n/r/n子，/r/n/r/n在二級過濾中仍然會對錳離子的去除造成干擾。/r/n/r/n因此，/r/n/r/n在二級過濾前進行再次曝/r/n氣，使一級過濾后殘余的鐵離子在二級過濾中二次去除，以保證鐵錳去除率。/r/n原水→簡單曝氣→除鐵濾池→二次曝氣→除錳濾池→二級泵房→用戶/r/n1.2.2/r/n/r/n方案的比較選擇/r/n參考《水質(zhì)工程學(xué)》、《給水工程》可以很容易的得出這個結(jié)論:/r/n/r/n鐵小于/r/n/r/n2.0mg/l；錳小/r/n/r/n于1.5mg/l/r/n/r/n時可采用簡單曝氣一級過濾法處理，達到除鐵除錳的目的。當(dāng)水中鐵的含量大/r/n/r/n于/r/n/r/n5mg/l；錳大于/r/n/r/n1.5mg/l/r/n/r/n時一般采用二級過濾工藝，一級過濾先除鐵，二級過濾再除錳/r/n原因是當(dāng)鐵和錳同時存在于水中時，鐵能干擾錳的去除，特別是鐵和錳的含量較高時，/r/n/r/n除錳就更困難。本設(shè)計中，原水中鐵含量為/r/n15mg/l，錳含量為/r/n5mg/l。采用方案一、二都/r/n不能較徹底的去除水中鐵錳離子。/r/n另根據(jù)已/r/n建地/r/n下水處理工程（/r/n海拉/r/n爾自來水廠）/r/n運/r/n行經(jīng)/r/n驗，/r/n當(dāng)/r/n原水中鐵/r/n含/r/n量大于/r/n/r/n10mg/l，處理工藝采用方案二，出水管道中有大量錳質(zhì)沉淀；在二級/r/n/r/n濾池前增加二次曝/r/n氣裝置后，這種狀況得到/r/n明顯改善，再無沉淀積層，出水水質(zhì)也明顯提高。/r/n此外，二級曝氣只需增加曝氣構(gòu)筑物即可，工藝較為簡單，水處理成本不會因此而/r/n/r/n大大提高。/r/n經(jīng)以上工藝?yán)碚摗⒐こ虒嵺`分析比較，本設(shè)計采用方案三。/r/n1.3/r/n/r/n濾池的選擇說明/r/n1.3.1/r/n/r/n設(shè)計原則/r/n濾池的設(shè)計原則主要包括以下己方面內(nèi)容:/r/n/r/n(1)供生活飲用水的濾池出水水質(zhì)經(jīng)消毒后應(yīng)符合現(xiàn)行《生活飲用水衛(wèi)生準(zhǔn)》。/r/n(2)供生產(chǎn)用水的過濾池出水水質(zhì)，應(yīng)符合生產(chǎn)工藝要求。/r/n(3)濾池形式的選擇，應(yīng)根據(jù)設(shè)計生產(chǎn)能力、原水水質(zhì)和工藝流高程布置等結(jié)合當(dāng)?shù)?r/n條件，通過技術(shù)經(jīng)濟比較確定。/r/n/r/n(4)濾料應(yīng)只有足夠的機械強度和抗蝕性能，并不得臺有有害成分，一般可采用石無/r/n煙煤和重質(zhì)礦石等。/r/n/r/n(5)快濾池、無閥濾池和壓力濾池的個數(shù)及單個濾池面積，應(yīng)根據(jù)生產(chǎn)規(guī)模和運1等條/r/n件通過技術(shù)經(jīng)濟比較確定，但個數(shù)不得少于2個。/r/n/r/n(6)/r/n濾池應(yīng)/r/n按正/r/n常情況下的濾速設(shè)計/r/n，并/r/n以檢修情況下的強制/r/n濾/r/n速校/r/n核/r/n。正常情況水/r/n廠全部濾池進行工作，檢修情況系指全部濾池中的一個或兩個停產(chǎn)進行檢修、翻砂。/r/n/r/n(7)濾池的工作周期，宜采用12~24h。/r/n/r/n(8)濾池的濾速及濾料組成，宜按規(guī)范采用。/r/n/r/n(9)濾池的濾速及濾料組成，宜按規(guī)范采用。/r/n(10)快濾池宜采用大阻力/r/n或/r/n中/r/n阻/r/n力/r/n配/r/n水/r/n系/r/n統(tǒng)/r/n。大/r/n阻力配水系統(tǒng)孔眼總面積與濾池面積/r/n/r/n比為0．20％~0.28％；中阻力配水系統(tǒng)孔眼總面積與濾池面積之比為0./r/n6％~0.8％。/r/n1.3.2/r/n/r/n普通快濾池與V型濾池的比較/r/n單層濾料的普通快濾池有材料易得，單池面積大的特點，但閥門多，/r/n/r/n而且要全套得/r/n/r/n沖洗設(shè)備，適用于大中型水廠；雙層濾料的普通快濾池含污能力強，出水水質(zhì)好，單池/r/n/r/n面積不宜大于100m/r/n2/r/n,和單層濾料的普通快濾池相似。V型濾池一般采用單層濾料，配水系/r/n/r/n統(tǒng)一般采用ABS長柄濾頭，沖洗過程可自動控制。/r/n本設(shè)計采用二級過濾/r/n接觸氧化法除鐵錳，要求較大的濾層厚度和較小的濾速，對其/r/n/r/n它方面無特殊要求。/r/n再我/r/n國/r/n已/r/n經(jīng)投產(chǎn)的除鐵錳凈水處理工藝中，V型濾池和普通快濾池/r/n都/r/n/r/n有較為廣泛的應(yīng)用?？紤]到V型濾池構(gòu)造較為復(fù)雜，造價較高，而普通快濾池在我國應(yīng)用/r/n/r/n較為廣泛，/r/n/r/n技術(shù)較為成熟，操作方便，依溫縣縣城的發(fā)展現(xiàn)狀和經(jīng)濟勢實力，選用普通/r/n/r/n快濾池/r/n1.3.3/r/n/r/n普通快濾池的設(shè)計要求/r/n普通快濾池的設(shè)計要求主要有以下幾個方面：/r/n（/r/n1/r/n）/r/n快/r/n濾池/r/n沖/r/n洗/r/n閥的水/r/n頭損失/r/n，/r/n宜/r/n采/r/n用/r/n2.0~7.0m/r/n。/r/n每個/r/n濾池應(yīng)/r/n裝設(shè)水/r/n頭/r/n損/r/n失計/r/n。/r/n（2）濾層表面以上的水深，宜采用1．5~2.0m。/r/n（3）當(dāng)快濾池采用大阻力配水系統(tǒng)時，其承托層宜按規(guī)范采用。/r/n（4）大阻力配水系統(tǒng)按沖洗流量設(shè)計，并根據(jù)下列數(shù)據(jù)通過計算確定：配水干管(渠)/r/n/r/n進口處的流速為1.0~1.5m/s，/r/n/r/n配水支管進口處的流速為1.5m/s，孔眼流速為5~6m/s。干管/r/n(渠)上宜裝通氣管。/r/n（5）三層濾料濾池宜采用中阻力配水系統(tǒng)。/r/n（6）洗砂排水槽的平面面積，不應(yīng)大于濾池面積的25％，洗砂槽底到濾料表面的距/r/n/r/n離等于濾層沖洗時的膨脹高度。/r/n（7）濾池沖洗水的供給方式可采用沖洗水泵或高值水箱。當(dāng)采用沖洗水泵時，水泵/r/n/r/n的能力應(yīng)按沖洗單格濾池考慮，并應(yīng)有備用機組；當(dāng)采用沖洗水箱時，水箱有效容積應(yīng)/r/n/r/n按單格濾池沖洗水量的1.5倍計算。/r/n（8）快濾池應(yīng)有下列管：進水管0．8~1.2m／s；不超過1.5m／s。其斷面宜根據(jù)下列/r/n/r/n流速通過計算確定：出水管1.0~1.5m／s；即沖洗水管2.0~2.5m／s/r/n;/r/n排水管1.0~1.5/r/n/r/nm／s。/r/n/r/n1.4/r/n/r/n除鐵濾池前曝氣說明/r/n2/r/n根據(jù)原水水質(zhì)分析認(rèn)為，除鐵對解除/r/nCO/r/n提高/r/npH/r/n/r/n值無特殊要求，選擇壓縮空氣裝/r/n/r/n置?？諝饬髁繛?r/n14236l/s，選用/r/n4/r/n臺靜壓力為/r/n49KPa/r/n的/r/nLSR-WD250mm-I/r/n/r/n型羅茨風(fēng)機，/r/n/r/n轉(zhuǎn)速/r/n/r/n1450/r/n/r/nr/min，流量/r/n/r/n62.7/r/n/r/n/r/n，3/r/n用1/r/n備。在除鐵濾池前設(shè)置氣水混合器，水力停/r/n2/r/n留時間為/r/n15s，直徑為/r/n800mm。/r/n1.5/r/n/r/n除鐵濾池的設(shè)計說明/r/n擬采用/r/n2/r/n組濾池，每組分/r/n8/r/n個，呈雙行排列。單池設(shè)計尺寸為/r/n/r/n4.5m×9m。則每組過/r/n/r/n濾池的設(shè)計水量為/r/n/r/nQ=41000（/r/n/r/nm/r/n3/r/n/d/r/n/r/n/r/n6m/s，采用設(shè)計設(shè)計采用氣水反沖洗，/r/n/r/n先氣沖/r/n3min，再水沖8min，水沖強度/r/ng為/r/n15L／(s·m/r/n2/r/n)，氣沖強度為/r/n/r/n20L／(s·m/r/n2/r/n)。濾/r/n/r/n池工作時間為24h，沖洗周期為/r/n20h。濾層采用無煙煤、石英沙雙層濾料。/r/n1.6/r/n/r/n除錳濾池前曝氣說明/r/n除錳曝氣的主要目的是充分解除水中的二氧化碳，以提高水中的/r/npH/r/n值。故采用葉輪/r/n/r/n表面曝氣裝置。曝氣池采用圓柱形，池深/r/nH/r/n與池徑/r/nD/r/n相當(dāng)，既/r/nH=D，則池直徑、高均/r/n/r/n6.5m葉輪直徑1.1m/r/n,/r/n葉輪轉(zhuǎn)速/r/n84.93r/min,/r/n葉輪的葉片/r/n26/r/n個，葉片高/r/n/r/n0.105m，葉片長/r/n0.105m,進氣孔直徑0.038m，葉輪浸沒深度/r/n0.074m,軸功率/r/n3.5/r/nkw/r/n。/r/n1.7/r/n/r/n除錳濾池的設(shè)計說明/r/n擬采用/r/n2/r/n組濾池，每組分/r/n8/r/n個，呈雙行排列。單池設(shè)計尺寸為/r/n/r/n4.5m×9m。則每組過/r/n/r/n濾池的設(shè)計水量為/r/n/r/nQ=41000（/r/n/r/nm/r/n3/r/n/d/r/n/r/n/r/n6m/s，采用設(shè)計設(shè)計采用氣水聯(lián)合反沖/r/n/r/n洗/r/n，/r/n先氣/r/n沖/r/n/r/n3min，/r/n再水/r/n沖/r/n/r/n8min，/r/n水沖/r/n強度/r/ng/r/n/r/n為/r/n/r/n15L/r/n／/r/n(s·/r/nm/r/n2/r/n)/r/n，/r/n氣/r/n沖強/r/n度/r/n為/r/n/r/n20L／/r/n/r/n(s·m/r/n2/r/n)。濾池工作時間為24h，沖洗周期為/r/n/r/n20h。濾層采用無煙煤、石英沙雙層濾料。/r/n1.8/r/n/r/n消毒系統(tǒng)的說明/r/n消毒采用加氯消毒，根據(jù)《/r/n/r/n給水工程》可知，在缺乏實驗資料時，一般的地面水經(jīng)/r/n/r/n混凝、沉淀和過濾后，或清潔的地下水，加氯量可采用/r/n/r/n1.0-1.5mg/L，本設(shè)計中水源為水/r/n/r/n庫水，工藝流程包/r/n括混/r/n凝、沉淀和過濾，/r/n所以/r/n加氯量選用/r/n/r/n1.2mg/r/n//r/nL，既可滿足出廠水游離/r/n/r/n余氯在接觸/r/n30min/r/n后不低于/r/n0.3mg/L，在管網(wǎng)末梢不低于/r/n0.05mg/L，達到《生活飲用水衛(wèi)/r/n/r/n生規(guī)范》要求。加氯設(shè)備有自動加氯機和濾瓶，并設(shè)置余氯自動連續(xù)檢測和自動控制裝/r/n/r/n置，所有這些裝置都放在加氯間內(nèi)，加氯間保持通風(fēng)。/r/n1.9/r/n/r/n清水池和二級泵房的設(shè)計說明/r/n1.9.1/r/n/r/n清水池的說明/r/n清水池容積按最高日用水量/r/n15%取,消防水量取/r/n15/r/nL/r/n/S/r/n，火災(zāi)延續(xù)時/r/n間/r/n2/r/n個小時。/r/n/r/n采用矩形鋼筋混凝土清水池,查規(guī)范,取用標(biāo)準(zhǔn)圖號為/r/nS/r/n833/r/n/r/n的清水池,設(shè)計單池容積為/r/n12100m3的清水池。單池內(nèi)凈尺寸為：40.0m×50.0m/r/n/r/n；/r/n/r/n單池外凈尺寸:40.20m×50.80m/r/n，總高度5.5m，最大水深5.3m。/r/n1.9.2/r/n/r/n泵房的說明/r/n沿著泵房四周布置排水溝，排水溝尺寸（寬×高）0.6×1.2/r/n，排水溝底坡度取/r/n2%/r/n/r/n，/r/n/r/n在檢修間下布置積水坑。泵基礎(chǔ)高出泵房地面/r/n0.3m/r/n,以泵水平軸線分別向兩面地面取/r/n/r/n2%/r/n/r/n坡度,坡向排水溝.集水坑取/r/n2min/r/n水量/r/n80m/r/n3/r/n,集水坑尺寸為/r/n4m×5m×4m=80m3/r/n/r/n,在坑中設(shè)/r/n/r/n有液位計,并設(shè)自動控制系統(tǒng),控制潛水泵的啟停,實現(xiàn)自動排除水泵房中的集水,防止損壞/r/n/r/n電機。/r/n送水泵房建為半地下式，使水能自灌啟泵，不用考慮水泵安裝高度，/r/n/r/n泵軸線在清水/r/n/r/n池最低水位以上/r/n1.8m/r/n處。在吸水管和壓水管上安裝閥門，吸水管安裝低壓閘閥，壓水管/r/n/r/n安裝普通型閘閥，吸水管流速取為/r/n1.3m/s/r/n,壓水管流速取為/r/n2.1m/s/r/n。/r/n送水泵房內(nèi)采用雙軌吊車進行搬運東西。/r/n1.10/r/n/r/n水廠輔助設(shè)計說明/r/n1.10.1/r/n/r/n水廠自動控制系統(tǒng)/r/n水廠采用必要的自動控制系統(tǒng)，以便節(jié)約人力，/r/n/r/n降低成本。本設(shè)計水廠的自動控制/r/n/r/n系統(tǒng)參考海南瓊山市供水工程設(shè)計。/r/n水廠關(guān)鍵工藝單元采用自動控制系統(tǒng)，加藥采用/r/nSCN/r/n/r/n單因子控制技術(shù)，根據(jù)水水質(zhì)/r/n/r/n和出水水質(zhì)自動控制混凝劑的投加，節(jié)約投加量，加氯按濾池出水流量控制投加量，以/r/n余氯值反饋調(diào)整投加量，保證良好的消毒效果。濾池的過濾和反沖洗過程通過/r/nPLC/r/n/r/n進行/r/n自動控制。根據(jù)工藝監(jiān)測的需要，在重要的工藝環(huán)節(jié)設(shè)置流量、壓力、水位、濁度等的/r/n/r/n檢測儀表。/r/n全場采用集散控制系統(tǒng)，水廠中心控制室設(shè)主控機/r/n2/r/n臺，互為備用。在反應(yīng)淀池、虹/r/n吸濾池、送水泵房、加藥間設(shè)/r/n4/r/n個現(xiàn)場監(jiān)控站，實現(xiàn)沉淀池自動排泥、虹吸濾池自動反沖/r/n/r/n洗、泵房的水泵自動開停、加藥間自動加藥加氯。主控機為全廠數(shù)據(jù)監(jiān)測與控制中心，/r/n/r/n實現(xiàn)數(shù)據(jù)采集、儲存、處理以及打印各種生產(chǎn)報表的功能等。/r/n1.10.2/r/n/r/n水廠面積規(guī)劃/r/n水廠面積按每生產(chǎn)萬/r/nm/r/n3/r/n水量的用地面積取/r/n3000m/r/n2/r/n，其中道路和綠化約占/r/n/r/n35%，考/r/n/r/n慮到遠(yuǎn)期發(fā)展，廠區(qū)實際設(shè)計尺寸：220m×325m。/r/n1.10.3/r/n/r/n其他說明/r/n濾池的操作/r/n間/r/n、二級泵/r/n房/r/n、/r/n化/r/n驗室、檢修間/r/n、/r/n辦/r/n公/r/n室等應(yīng)盡量南/r/n北/r/n布/r/n置/r/n，凈水構(gòu)筑/r/n/r/n物上的主要通道應(yīng)設(shè)欄桿，欄桿高度/r/n1.0/r/nm/r/n。/r/n本設(shè)計中焦作溫縣地處河南，所以冬季室外凈水構(gòu)筑物不結(jié)冰。/r/n/r/n水廠原水管一般為兩個根，因閥門、配件和短管較多，常用鋼管或鑄鐵管。/r/n/r/n水廠生產(chǎn)用水、沖洗和溶藥用水、生活用水、消防用水等管道由二級泵房接出，在/r/n廠區(qū)內(nèi)自成給水系統(tǒng)。/r/n/r/n加藥管和加氯管一般用塑料管或橡膠管，放在地溝內(nèi)，上有活動蓋板，以便堵塞時/r/n清通管線。水廠內(nèi)排水系統(tǒng)只設(shè)一套，雨水、生活污水和生產(chǎn)廢水合用一套，排入集水/r/n坑中，由潛水泵排入市政管網(wǎng)。電纜溝深為/r/n1m，寬度取/r/n0.8m，上有蓋板，溝底作成一定/r/n/r/n坡度，以利于排水。/r/n2 /r/n設(shè)計計算書/r/n2.1/r/n/r/n用水量的計算/r/n設(shè)計給水工程首先耍確定設(shè)計水量,通常將設(shè)計用水量作為設(shè)計水量。設(shè)計用水量是/r/n/r/n根據(jù)設(shè)計年限內(nèi)用水單位數(shù)、用水定額和用水變化情況所預(yù)測的用戶日用水總量。設(shè)計/r/n/r/n用水量包括下/r/n列/r/n用水：/r/n綜/r/n合/r/n生活用水量/r/n/r/n，/r/n包括/r/n居/r/n民生活用水/r/n量和/r/n公共建筑/r/n及/r/n設(shè)施用/r/n水；/r/n工業(yè)企/r/n業(yè)生產(chǎn)/r/n用/r/n水量/r/nQ/r/n/r/n；/r/n澆灑/r/n道路和綠/r/n地用水/r/n量/r/nQ/r/n/r/n；/r/n未預(yù)見/r/n水/r/n量及管/r/n網(wǎng)漏/r/n失量/r/n2 3/r/n4/r/nQ/r/n/r/n。/r/n4/r/n2.1.1/r/n/r/n最高日用水量/r/n2.1.1.1綜合生活用水量/r/nQ/r/n/r/n/r/n=/r/n/r/nq/r/n/r/nN/r/n/r/n(/r/nm/r/n3/r/n/r/nd/r/n)/r/n

/r/n=0.215/r/n×/r/n100%/r/n×/r/n217700=46800（m/r/n3/r/n/d）/r/n1 /r/n1/r/n/r/n1/r/n式中，f/r/n為給水普及率，取/r/n100%；/r/n1/r/nq/r/n/r/n/r/n為最高日綜合生活用水定額，/r/n取/r/n/r/n0/r/n./r/n215/r/nm/r/n3/r/nd/r/n；/r/n1/r/n1/r/nN/r/n為設(shè)計年限內(nèi)計劃人口數(shù)，為217700。/r/n/r/n2.1.1.2/r/n工業(yè)企業(yè)生產(chǎn)生活用水量/r/n1/r/n3/r/nQ/r/n2/r/n=q/r/n2/r/nN/r/n2/r/n=/r/n85/r/n05.5=48400/r/n（m/r/n/r/n3/r/n2/r/n式中，/r/nq /r/n為工業(yè)萬元產(chǎn)值用水量，取/r/n80m/r/n3/r/n/萬元；/r/n2/r/n2/r/nN/r/n為設(shè)計年限內(nèi)日計劃萬元產(chǎn)值，為/r/n605.5/r/n2/r/n3/r/n2.1.1.3澆灑道路及綠地用水量/r/nQ/r/n3/r/nQ/r/n=/r/nq/r/nNsn/r/nNs/r/n/r/nn/r/n3 3 /r/n11/r/n/r/n1 /r/n4 /r/n1/r/n/r/n2 2/r/n4/r/n./r/n8/r/n/r/n./r/n0/r/n/r/n1/r/n7/r/n./r/n7/r/n/r/n+/r/n7/r/n./r/n7/r/n/r/n./r/n5/r/n/r/n1/r/n7/r/n./r/n7/r/n/r/n=/r/n1/r/n1/r/n4/r/n7/r/n2/r/n./r/n7/r/n/r/n（m/r/n3/r/n/d）/r/n式中，/r/nq/r/n3/r/n/r/n為道路用水指標(biāo)/r/n,/r/n取/r/n/r/n1/r/n./r/n0/r/nL/r/n(/r/nm/r/n2/r/n·次/r/n)/r/n/r/n，/r/n4/r/nq/r/n/r/n為綠地用水指標(biāo)，/r/n取/r/n/r/n1/r/n./r/n5/r/nL/r/n(m/r/n2/r/n·次)/r/n；/r/n4/r/nN/r/n1/r/nN/r/n1/r/n為設(shè)計年限內(nèi)計劃人口數(shù)，為/r/n/r/n217700；/r/n1/r/ns/r/n為人均道路面積，取/r/n14.8/r/n/r/n1/r/n2/r/ns/r/n為人均綠地面積，取/r/n1.5/r/n/r/n；/r/n2/r/n1/r/nn/r/n為日道路澆灑次數(shù)，取/r/n2/r/n/r/n1/r/n2/r/nn/r/n為日綠地澆灑次數(shù)，取/r/n1/r/n2/r/n4/r/n2.1.1.4/r/n未預(yù)見及管網(wǎng)漏失水量/r/nQ/r/n4/r/nQ/r/n/r/n/r/n1/r/n5/r/n%/r/n/r/n（/r/nQ/r/n/r/n+/r/nQ/r/n/r/n/r/n+/r/nQ/r/n/r/n+/r/nQ/r/n/r/n/r/n）/r/n160/r/n0/r/n0/r/n./r/n9/r/n（/r/nm/r/n3/r/nd/r/n）/r/n4 /r/n1 2 3 4/r/n2.1.1.5 /r/nq/r/n0/r/n

/r/n=0./r/n5/r/n

/r/nql/r/n消防用水量/r/nQ/r/nx x x/r/n5/r/nQ=qN/r/nT=792/r/n（m/r/n3/r/n/d）/r/nx x x/r/n5/r/nx/r/n式中，/r/nq/r/n/r/n為一次滅火用水量/r/n/r/n/r/n0.055/r/nm/r/n3/r/n/r/nx/r/nx/r/nN/r/n為同一時間內(nèi)火災(zāi)次數(shù)，取/r/n2/r/n次；/r/n/r/nT/r/n為火災(zāi)持續(xù)時間，取/r/n/r/n2h。/r/n/r/n由以上可得最高日用水量為/r/nx/r/nQ/r/n/r/n=/r/nQ/r/n/r/n+/r/nQ/r/n/r/n/r/n+/r/nQ/r/n/r/n+/r/nQ/r/n/r/n/r/n122673/r/n./r/n71/r/n（/r/nm/r/n3/r/nd/r/n）/r/nd /r/n1 2 3/r/n /r/n4/r/n2.1.1.5/r/n/r/n最高時用水量/r/n1000/r/n/r/nQ/r/nh/r/nQ/r/n/r/n/r/n＝/r/n/r/n/r/n /r/nh/r/n/r/nd/r/n/r/n/r/n/r/n/r/n＝/r/n7155/r/n./r/n8/r/n（/r/nm/r/n3/r/nh/r/n）/r/n＝/r/n1987/r/n./r/n72/r/n（/r/nL/r/ns/r/n）/r/nh/r/n2/r/n4/r/n/r/n6/r/n0/r/n0/r/nh/r/n式中/r/nK取/r/n/r/n1.4，即時變化系數(shù)。/r/n/r/n2.1.1.6/r/n/r/n平均時用水量/r/nh/r/nh/r/n即在上式中取/r/nK/r/n＝1.0/r/n時的用水量，/r/nh/r/n' 3/r/nQ/r/nh/r/n＝/r/n1.42（/r/nm/r/n/r/n2.2/r/n/r/n管網(wǎng)的水力計算/r/n計/r/n算/r/n依/r/n據(jù)/r/n是設(shè)計流量，/r/n輸/r/n水/r/n水/r/n質(zhì)，輸水區(qū)地/r/n形/r/n圖/r/n及/r/n工程地質(zhì)資料/r/n，/r/n輸/r/n水/r/n起點，終點/r/n/r/n高程等。根據(jù)本設(shè)計中的地質(zhì)資料確定兩條配水管線：考慮到經(jīng)濟方面的因素，/r/n選擇如/r/n圖所示的一種方案。/r/n輸水管渠定線原則有：沿線有道路或規(guī)劃道路；盡量縮短輸水距離；充分利用地形/r/n/r/n高差，優(yōu)先考慮重力輸水；盡可能避開障礙物和工程地質(zhì)條件下不良地區(qū)；減少拆遷，/r/n/r/n少占農(nóng)田，不占良田；便于施工運行和維護。/r/n管網(wǎng)水力計算的目的是確定管網(wǎng)各管段的管徑和水頭損失，為選配二級泵站提供依/r/n據(jù)。/r/n管網(wǎng)水力計算，按配水源數(shù)目不同，可分為單水源管網(wǎng)，多水源管網(wǎng)計算；按管網(wǎng)/r/n/r/n圖形結(jié)構(gòu)不同，/r/n/r/n可分為樹狀管網(wǎng)環(huán)狀管網(wǎng)計算。/r/n/r/n根據(jù)本設(shè)計的圖形設(shè)計，/r/n/r/n比較安全情/r/n況，選環(huán)狀管網(wǎng)。即不同的計算課題，計算方法有所不同。/r/n2.2.1/r/n/r/n管材選擇與管網(wǎng)附件布置/r/n應(yīng)根據(jù)水壓，外部荷載，土的性質(zhì)。施工維護和材料供應(yīng)等確定。/r/n2.2.2比流量計算/r/nq/r/ns/r/nQ/r/n/r/n? q/r/nq/r/ns/r/n=/r/n/r/n/r/nh /r/n，/r/nq/r/ns/r/nl/r/n式中，Q/r/n為管網(wǎng)總用水量，/r/nl/r/n

/r/ns/r/n； /r/nq/r/n為大用戶集中用水量總和，/r/nl/r/n

/r/ns/r/n； /r/nl/r/n/r/n為干管總長/r/n度，不包括無建筑地區(qū)的管線，只有一側(cè)配水的管線，長度按一半計算。/r/nQ/r/n/r/n? q/r/nq/r/n=/r/n/r/n/r/nh /r/nq/r/n=/r/ns/r/nl/r/n1/r/n9/r/n8/r/n7/r/n./r/n7/r/n2/r/n/r/n?/r/n7/r/n8/r/n4/r/n./r/n2/r/n6/r/n=/r/n2/r/n9/r/n0/r/n3/r/n1/r/n=/r/n/r/n0/r/n./r/n0/r/n4/r/n1/r/nl/r/n

/r/n(/r/ns?m/r/n)/r/n2.2.3/r/n/r/n沿線流量計算/r/nl /r/ns/r/nq/r/n=/r/nq/r/n/r/n(/r/nl /r/ns/r/nl/r/n式中，/r/nq/r/n為沿線流量，/r/nls/r/n；/r/nl/r/n為該管段的長度，m/r/n。/r/nl/r/n沿線流量計算結(jié)果如表/r/n1/r/n表格/r/n1/r/n/r/n沿線流量計算表/r/n管段號/r/n管長/r/n/r/nL（m)/r/n沿線流/r/n/r/n量/r/nL/(m·s)/r/n管段號/r/n管長/r/n/r/nL（m)/r/n沿線流/r/n/r/n量/r/nL/(m·s)/r/n1-2/r/n1050/r/n43.05/r/n15-16/r/n990/r/n40.59/r/n1-16/r/n150/r/n6.15/r/n16-17/r/n300/r/n12.3/r/n1-24/r/n960/r/n39.36/r/n17-18/r/n480/r/n19.68/r/n2-3/r/n600/r/n24.6/r/n17-24/r/n990/r/n40.59/r/n2-15/r/n480/r/n19.68/r/n18-19/r/n540/r/n22.14/r/n3-4/r/n600/r/n24.6/r/n18-23/r/n660/r/n27.06/r/n4-5/r/n630/r/n25.83/r/n19-20/r/n600/r/n24.6/r/n4-15/r/n600/r/n24.6/r/n19-22/r/n660/r/n27.06/r/n4-11/r/n750/r/n30.75/r/n20-21/r/n630/r/n25.83/r/n5-6/r/n840/r/n34.44/r/n20-36/r/n600/r/n24.6/r/n6-7/r/n540/r/n22.14/r/n21-22/r/n600/r/n24.6/r/n6-11/r/n600/r/n24.6/r/n21-29/r/n600/r/n24.6/r/n7-8/r/n450/r/n18.45/r/n21-37/r/n600/r/n24.6/r/n7-10/r/n600/r/n24.6/r/n22-23/r/n510/r/n20.91/r/n管段號/r/n管長/r/n/r/nL（m)/r/n沿線流/r/n/r/n量/r/nL/(m·s)/r/n管段號/r/n管長/r/n/r/nL（m)/r/n沿線流/r/n/r/n量/r/nL/(m·s)/r/n8-9/r/n540/r/n22.14/r/n22-27/r/n840/r/n34.44/r/n9-10/r/n600/r/n24.6/r/n23-26/r/n900/r/n36.9/r/n9-12/r/n606/r/n24.846/r/n23-924/r/n900/r/n36.9/r/n9-34/r/n480/r/n19.68/r/n24-25/r/n780/r/n31.98/r/n10-13/r/n600/r/n24.6/r/n25-26/r/n510/r/n20.91/r/n10-11/r/n570/r/n23.37/r/n26-27/r/n510/r/n20.91/r/n11-14/r/n600/r/n24.6/r/n26-33/r/n780/r/n31.98/r/n12-13/r/n600/r/n24.6/r/n27-28/r/n570/r/n23.37/r/n12-20/r/n990/r/n40.59/r/n27-32/r/n900/r/n36.9/r/n12-35/r/n600/r/n24.6/r/n28-29/r/n240/r/n9.84/r/n13-14/r/n600/r/n24.6/r/n28-30/r/n450/r/n18.45/r/n13-19/r/n990/r/n40.59/r/n29-38/r/n570/r/n23.37/r/n14-15/r/n690/r/n28.29/r/n30-31/r/n480/r/n19.68/r/n14-18/r/n1050/r/n43.05/r/n30-39/r/n510/r/n20.91/r/n2.2.4/r/n/r/n節(jié)點流量計算/r/nq/r/n=/r/n0.5/r/ni/r/n

/r/nql/r/n，其中節(jié)點13、14、18、19/r/n、22/r/n有集中流量，/r/n各個節(jié)點集中流量均為/r/n112.05/r/nls/r/n。/r/n管網(wǎng)中節(jié)點流量計算如表/r/n2/r/n表格/r/n2/r/n/r/n接點流量計算表/r/n節(jié)點號/r/n節(jié)點流量/r/n/r/nq/r/n節(jié)點號/r/n節(jié)點流量q/r/n節(jié)點號/r/n節(jié)點流量/r/n/r/nq/r/n1/r/n24.03/r/n14/r/n156.54/r/n27/r/n59.15/r/n2/r/n27.21/r/n15/r/n57.89/r/n28/r/n26.13/r/n3/r/n18.66/r/n16/r/n30.05/r/n29/r/n29.07/r/n4/r/n54.09/r/n17/r/n38.66/r/n30/r/n30.17/r/n5/r/n21.83/r/n18/r/n152.5/r/n31/r/n10.12/r/n6/r/n26.9/r/n19/r/n124.37/r/n32/r/n18.98/r/n7/r/n26.77/r/n20/r/n29.43/r/n33/r/n16.45/r/n8/r/n14.97/r/n21/r/n37.95/r/n34/r/n10.12/r/n節(jié)點號/r/n節(jié)點流量/r/n/r/nq/r/n節(jié)點號/r/n節(jié)點流量/r/n/r/nq/r/n節(jié)點號/r/n節(jié)點流量/r/n/r/nq/r/n9/r/n46.63/r/n22/r/n153.48/r/n35/r/n12.65/r/n10/r/n49.67/r/n23/r/n62.33/r/n36/r/n12.65/r/n11/r/n53.04/r/n24/r/n57.89/r/n37/r/n12.65/r/n12/r/n31.67/r/n25/r/n18.66/r/n38/r/n12.03/r/n13/r/n130.7/r/n26/r/n56.62/r/n39/r/n10.77/r/n2.2.5/r/n/r/n管網(wǎng)平差結(jié)果計算/r/n管網(wǎng)平差計算分為最高時、事故時、消防時三種工況：/r/n（1）最高時時平差結(jié)果見下表3/r/n表格3最高時平差結(jié)果計算/r/n/r/n表/r/n管段號/r/n管長/r/n/r/nL（m)/r/n管徑/r/n/r/nD/r/n/r/n(mm)/r/n流量/r/n/r/n計算流速/r/nV(m/s)/r/n水頭損失/r/nh /r/n(m)/r/ns/r/n1-2/r/n1050/r/n800/r/n353.8/r/n0.70/r/n0.75/r/n1-16/r/n150/r/n1000/r/n934.4/r/n1.19/r/n0.23/r/n1-24/r/n960/r/n800/r/n451.4/r/n0.90/r/n1/r/n.12/r/n2-3/r/n600/r/n600/r/n146.5/r/n0.52/r/n0/r/n.34/r/n2-15/r/n480/r/n500/r/n180.2/r/n0.92/r/n1.09/r/n3-4/r/n600/r/n400/r/n127.8/r/n1.02/r/n2.26/r/n4-5/r/n630/r/n300/r/n53.5/r/n0.76/r/n1.93/r/n4-15/r/n600/r/n300/r/n48.5/r/n0.69/r/n1.51/r/n4-11/r/n750/r/n400/r/n68.7/r/n0.55/r/n0/r/n.81/r/n5-6/r/n840/r/n300/r/n26.3/r/n0.38/r/n0/r/n.64/r/n6-7/r/n540/r/n300/r/n22.5/r/n0.35/r/n0.29/r/n6-11/r/n600/r/n200/r/n17.7/r/n0.57/r/n1.75/r/n7-8/r/n450/r/n200/r/n7.4/r/n0.51/r/n0.23/r/n7-10/r/n600/r/n200/r/n11.6/r/n0.37/r/n0.75/r/n8-9/r/n540/r/n200/r/n7.6/r/n0.31/r/n0.29/r/n9-10/r/n600/r/n300/r/n32.9/r/n0.47/r/n0.69/r/n9-12/r/n606/r/n300/r/n31.4/r/n0.45/r/n0.64/r/n9-34/r/n480/r/n200/r/n10.1/r/n0.32/r/n0.44/r/n10-13/r/n600/r/n300/r/n48.1/r/n0.68/r/n1.48/r/n管段號/r/n管長/r/nL（m)/r/n管徑/r/n/r/nD/r/n/r/n(mm)/r/n流量/r/n/r/n計算流速/r/nV(m/s)/r/n水頭損失/r/nh /r/n(m)/r/ns/r/n10-11/r/n570/r/n300/r/n46.1/r/n0.65/r/n1.29/r/n11-14/r/n600/r/n300/r/n48.2/r/n0.68/r/n1.49/r/n12-13/r/n600/r/n500/r/n49.0/r/n0.70/r/n1.54/r/n12-20/r/n990/r/n300/r/n26.7/r/n0.38/r/n0.76/r/n12-35/r/n600/r/n200/r/n12.7/r/n0.40/r/n0.89/r/n13-14/r/n600/r/n500/r/n175.3/r/n0.89/r/n1.29/r/n13-19/r/n990/r/n400/r/n52.6/r/n0.42/r/n0.63/r/n14-15/r/n690/r/n700/r/n321.9/r/n0.84/r/n0.83/r/n14-18/r/n1050/r/n400/r/n58.1/r/n0.47/r/n0.82/r/n15-16/r/n990/r/n600/r/n248.1/r/n0.88/r/n1.62/r/n16-17/r/n300/r/n800/r/n656.3/r/n1.31/r/n0.74/r/n17-18/r/n480/r/n800/r/n570.8/r/n1.14/r/n0/r/n.90/r/n17-24/r/n990/r/n500/r/n46.8/r/n0.32/r/n0.15/r/n18-19/r/n540/r/n600/r/n321.1/r/n1.13/r/n1.48/r/n18-23/r/n660/r/n300/r/n39.2/r/n0.56/r/n1.08/r/n19-20/r/n600/r/n400/r/n101.1/r/n0.81/r/n1.41/r/n19-22/r/n660/r/n300/r/n43.0/r/n0.61/r/n1/r/n.30/r/n20-21/r/n630/r/n300/r/n32.3/r/n0.46/r/n0/r/n.70/r/n20-36/r/n600/r/n200/r/n12.7/r/n0.41/r/n0.89/r/n21-22/r/n600/r/n400/r/n76.6/r/n0.61/r/n0.81/r/n21-29/r/n600/r/n400/r/n58.3/r/n0.82/r/n2.18/r/n21-37/r/n600/r/n200/r/n12.7/r/n0.41/r/n0/r/n.89/r/n22-23/r/n510/r/n500/r/n218.0/r/n1.11/r/n1/r/n.70/r/n22-27/r/n840/r/n300/r/n30.9/r/n0.44/r/n0.86/r/n23-26/r/n900/r/n300/r/n35.4/r/n0.50/r/n1.20/r/n23-24/r/n900/r/n600/r/n276.5/r/n0.98/r/n1.83/r/n24-25/r/n780/r/n600/r/n163.7/r/n0.58/r/n0.55/r/n25-26/r/n510/r/n400/r/n145.1/r/n1.15/r/n2.47/r/n26-27/r/n510/r/n400/r/n107.4/r/n0.85/r/n1.35/r/n26-33/r/n780/r/n200/r/n16.5/r/n0.54/r/n1.96/r/n27-28/r/n570/r/n300/r/n60.2/r/n0.85/r/n2.20/r/n管段號/r/n管長/r/nL（m)/r/n管徑/r/n/r/nD/r/n/r/n(mm)/r/n流量/r/n/r/n計算流速/r/nV(m/s)/r/n水頭損失/r/nh /r/n(m)/r/ns/r/n27-32/r/n900/r/n200/r/n19.0/r/n0.60/r/n3.00/r/n28-29/r/n240/r/n300/r/n17.2/r/n0.31/r/n0.07/r/n28-30/r/n450/r/n400/r/n51.1/r/n0.61/r/n0.27/r/n29-38/r/n570/r/n200/r/n12.1/r/n0.39/r/n0.76/r/n30-31/r/n480/r/n150/r/n10.1/r/n0.57/r/n2.11/r/n30-39/r/n510/r/n150/r/n10.8/r/n0.35/r/n0.55/r/n2/r/n（/r/n/r/n2/r/n/r/n）/r/n/r/n事/r/n/r/n故/r/n/r/n時/r/n/r/n平/r/n/r/n差/r/n/r/n結(jié)/r/n/r/n果/r/n/r/n如/r/n/r/n表/r/n/r/n格/r/n/r/n4/r/n/r/n（/r/n/r/n節(jié)/r/n/r/n點/r/n/r/n流/r/n/r/n量/r/n/r/n為/r/n/r/n最/r/n/r/n高/r/n/r/n時/r/n/r/n的/r/n/r/n70%/r/n/r/n，/r/n/r/n控/r/n/r/n制/r/n/r/n點/r/n/r/n水/r/n/r/n壓/r/n/r/n為/r/n/r/n28.2/r/n/r/n/r/nO/r/n2/r/n表格4事故時平差結(jié)果計算/r/n/r/n表/r/n管段號/r/n管長/r/nL（m)/r/n管徑/r/n/r/nD(mm)/r/n流量/r/n/r/n計算流速/r/nV(m/s)/r/n水頭損失/r/nh /r/n(m)/r/ns/r/n1-2/r/n1050/r/n800/r/n279.62/r/n0.56/r/n0/r/n.47/r/n1-16/r/n150/r/n1000/r/n938.12/r/n1.19/r/n0.23/r/n1-24/r/n960/r/n800/r/n0/r/n0/r/n0/r/n2-3/r/n600/r/n600/r/n110.78/r/n0.39/r/n0.20/r/n2-15/r/n480/r/n500/r/n149.72/r/n0.92/r/n0.75/r/n3-4/r/n600/r/n400/r/n97.65/r/n1.02/r/n1.32/r/n4-5/r/n630/r/n300/r/n38.77/r/n0.76/r/n1.01/r/n4-15/r/n600/r/n300/r/n34.42/r/n0.69/r/n0.76/r/n4-11/r/n750/r/n400/r/n55.37/r/n0.55/r/n0.53/r/n5-6/r/n840/r/n300/r/n23.42/r/n0.38/r/n0.49/r/n6-7/r/n540/r/n300/r/n19.20/r/n0.35/r/n0.21/r/n6-11/r/n600/r/n200/r/n13.23/r/n0.57/r/n0.97/r/n7-8/r/n450/r/n200/r/n7.76/r/n0.51/r/n0.25/r/n7-10/r/n600/r/n200/r/n7.37/r/n0.37/r/n0.30/r/n8-9/r/n540/r/n200/r/n2.80/r/n0.31/r/n0.04/r/n9-10/r/n600/r/n300/r/n28.32/r/n0.47/r/n0.51/r/n9-12/r/n606/r/n300/r/n14.27/r/n0.45/r/n0.13/r/n9-34/r/n480/r/n200/r/n7.08/r/n0.32/r/n0.22/r/n10-13/r/n600/r/n300/r/n32.41/r/n0.68/r/n0.67/r/n管段號/r/n管長/r/nL（m)/r/n管徑/r/n/r/nD(mm)/r/n流量/r/n/r/n計算流速/r/nV(m/s)/r/n水頭損失/r/nh /r/n(m)/r/ns/r/n10-11/r/n570/r/n300/r/n38.11/r/n0.65/r/n0.88/r/n11-14/r/n600/r/n300/r/n33.17/r/n0.68/r/n0.70/r/n12-13/r/n600/r/n500/r/n40.58/r/n0.70/r/n1.05/r/n12-20/r/n990/r/n300/r/n4.78/r/n0.38/r/n0.02/r/n12-35/r/n600/r/n200/r/n8.86/r/n0.40/r/n0.13/r/n13-14/r/n600/r/n500/r/n147.52/r/n0.89/r/n0.92/r/n13-19/r/n990/r/n400/r/n16.97/r/n0.42/r/n0.07/r/n14-15/r/n690/r/n700/r/n269.27/r/n0.84/r/n0.58/r/n14-18/r/n1050/r/n400/r/n21.00/r/n0.47/r/n0.11/r/n15-16/r/n990/r/n600/r/n194.57/r/n0.88/r/n0.99/r/n16-17/r/n300/r/n800/r/n722.44/r/n1.31/r/n0.90/r/n17-18/r/n480/r/n800/r/n457.33/r/n1.14/r/n0/r/n.57/r/n17-24/r/n990/r/n500/r/n237.98/r/n0.32/r/n3.93/r/n18-19/r/n540/r/n600/r/n258.40/r/n1.13/r/n0.96/r/n18-23/r/n660/r/n300/r/n71.49/r/n0.56/r/n3.60/r/n19-20/r/n600/r/n400/r/n89.06/r/n0.81/r/n1.10/r/n19-22/r/n660/r/n300/r/n65.31/r/n0.61/r/n3/r/n.00/r/n20-21/r/n630/r/n300/r/n54.75/r/n0.46/r/n2/r/n.01/r/n20-36/r/n600/r/n200/r/n8.86/r/n0.41/r/n0.44/r/n21-22/r/n600/r/n400/r/n76.6/r/n0.61/r/n0.11/r/n21-29/r/n600/r/n400/r/n58.3/r/n0.82/r/n1.43/r/n21-37/r/n600/r/n200/r/n12.7/r/n0.41/r/n0/r/n.44/r/n22-23/r/n510/r/n500/r/n218.0/r/n1.11/r/n0/r/n.36/r/n22-27/r/n840/r/n300/r/n30.9/r/n0.44/r/n0.83/r/n23-26/r/n900/r/n300/r/n35.4/r/n0.50/r/n0.76/r/n23-24/r/n900/r/n600/r/n276.5/r/n0.98/r/n0.24/r/n24-25/r/n780/r/n600/r/n163.7/r/n0.58/r/n0.19/r/n25-26/r/n510/r/n400/r/n145.1/r/n1.15/r/n0.82/r/n26-27/r/n510/r/n400/r/n107.4/r/n0.85/r/n0.43/r/n26-33/r/n780/r/n200/r/n16.5/r/n0.54/r/n0.96/r/n27-28/r/n570/r/n300/r/n60.2/r/n0.85/r/n0.79/r/n管段號/r/n管長/r/nL（m)/r/n管徑/r/n/r/nD(mm)/r/n流量/r/n/r/n計算流速/r/nV(m/s)/r/n水頭損失/r/nh /r/n(m)/r/ns/r/n27-32/r/n900/r/n200/r/n19.0/r/n0.42/r/n1.47/r/n28-29/r/n240/r/n300/r/n18.34/r/n0.26/r/n0.09/r/n28-30/r/n450/r/n400/r/n35.88/r/n0.29/r/n0.13/r/n29-38/r/n570/r/n200/r/n8.42/r/n0.27/r/n0.37/r/n30-31/r/n480/r/n150/r/n7.08/r/n0.40/r/n1.03/r/n30-39/r/n510/r/n150/r/n7.54/r/n0.35/r/n0.27/r/n2/r/n（3）消防時平差結(jié)果如下5(著火點設(shè)在節(jié)點8、節(jié)點28，控制點水壓為10/r/nmHO/r/n)。/r/n2/r/n表格/r/n/r/n5 消防時平差結(jié)果計算/r/n/r/n表/r/n管段號/r/n管長/r/n/r/nL（m)/r/n管徑/r/n/r/nD/r/n/r/n(mm)/r/n流量/r/n/r/n計算流速/r/nV(m/s)/r/n水頭損失/r/nh /r/n(m)/r/ns/r/n1-2/r/n1050/r/n800/r/n380.67/r/n0.76/r/n0.75/r/n1-16/r/n150/r/n1000/r/n997.58/r/n1.27/r/n0.23/r/n1-24/r/n960/r/n800/r/n471.38/r/n0.94/r/n1.12/r/n2-3/r/n600/r/n600/r/n160.48/r/n0.57/r/n0.34/r/n2-15/r/n480/r/n500/r/n192.99/r/n0.13/r/n1.09/r/n3-4/r/n600/r/n400/r/n141.82/r/n1.13/r/n2.26/r/n4-5/r/n630/r/n300/r/n65.76/r/n0.93/r/n1.93/r/n4-15/r/n600/r/n300/r/n54.98/r/n0.78/r/n1.51/r/n4-11/r/n750/r/n400/r/n76.95/r/n0.61/r/n0.81/r/n5-6/r/n840/r/n300/r/n38.86/r/n0.38/r/n0.64/r/n6-7/r/n540/r/n300/r/n41.17/r/n0.35/r/n0.29/r/n6-11/r/n600/r/n200/r/n24.14/r/n0.57/r/n1/r/n.75/r/n7-8/r/n450/r/n200/r/n34.92/r/n0.51/r/n0.23/r/n7-10/r/n600/r/n200/r/n20.52/r/n0.65/r/n0.75/r/n8-9/r/n540/r/n200/r/n35.05/r/n1.12/r/n0.29/r/n9-10/r/n600/r/n300/r/n44.64/r/n0.63/r/n0.69/r/n9-12/r/n606/r/n300/r/n47.16/r/n0.67/r/n0.64/r/n9-34/r/n480/r/n200/r/n10.12/r/n0.33/r/n0.44/r/n10-13/r/n600/r/n300/r/n59.29/r/n0.84/r/n1.48/r/n10-11/r/n570/r/n300/r/n55.54/r/n0.79/r/n1.29/r/n管段號/r/n管長/r/nL（m)/r/n管徑/r/n/r/nD/r/n/r/n(mm)/r/n流量/r/n/r/n計算流速/r/nV(m/s)/r/n水頭損失/r/nh /r/n(m)/r/ns/r/n11-14/r/n600/r/n300/r/n55.77/r/n0.79/r/n1.49/r/n12-13/r/n600/r/n500/r/n57.12/r/n0.81/r/n1.54/r/n12-20/r/n990/r/n300/r/n34.36/r/n0.47/r/n0.76/r/n12-35/r/n600/r/n200/r/n12.65/r/n0.26/r/n0.89/r/n13-14/r/n600/r/n500/r/n196.08/r/n0.10/r/n1.29/r/n13-19/r/n990/r/n400/r/n51.02/r/n0.46/r/n0.63/r/n14-15/r/n690/r/n700/r/n346.54/r/n0.91/r/n0.83/r/n14-18/r/n1050/r/n400/r/n61.86/r/n0.47/r/n0.82/r/n15-16/r/n990/r/n600/r/n266.42/r/n0.88/r/n1.62/r/n16-17/r/n300/r/n800/r/n701.11/r/n1.31/r/n0.74/r/n17-18/r/n480/r/n800/r/n621.43/r/n1.14/r/n0.90/r/n17-24/r/n990/r/n500/r/n41.02/r/n0.32/r/n0/r/n.15/r/n18-19/r/n540/r/n600/r/n368.85/r/n1.13/r/n1.48/r/n18-23/r/n660/r/n300/r/n38.22/r/n0.56/r/n1.08/r/n19-20/r/n600/r/n400/r/n101.91/r/n0.81/r/n1.41/r/n19-22/r/n660/r/n300/r/n36.55/r/n0.61/r/n1.30/r/n20-21/r/n630/r/n300/r/n25.47/r/n0.46/r/n0/r/n.70/r/n20-36/r/n600/r/n200/r/n12.65/r/n0.41/r/n0/r/n.89/r/n21-22/r/n600/r/n400/r/n82.05/r/n0.61/r/n0.81/r/n21-29/r/n600/r/n400/r/n56.92/r/n0.82/r/n2.18/r/n21-37/r/n600/r/n200/r/n12.65/r/n0.41/r/n0.89/r/n22-23/r/n510/r/n500/r/n228.16/r/n1.11/r/n1/r/n.70/r/n22-27/r/n840/r/n300/r/n29.18/r/n0.44/r/n0/r/n.86/r/n23-26/r/n900/r/n300/r/n35.20/r/n0.50/r/n1.20/r/n23-24/r/n900/r/n600/r/n287.47/r/n0.98/r/n1.83/r/n24-25/r/n780/r/n600/r/n167.04/r/n0.58/r/n0.55/r/n25-26/r/n510/r/n400/r/n148.38/r/n1.15/r/n2.47/r/n26-27/r/n510/r/n400/r/n110.51/r/n0.85/r/n1.35/r/n26-33/r/n780/r/n200/r/n16.45/r/n0.52/r/n1.96/r/n27-28/r/n570/r/n300/r/n61.56/r