冷水泵揚(yáng)程計(jì)算冷熱站房回路1.1主干管主干管水泵支管主機(jī)支管ΔT=5°CΣQ=5214kWΔT=5°CΣQ=1400kWΔT=5°CΣQ=1400kWDNt/hm/sPa/mDNt/hm/sPa/mDNt/hm/sPa/m4008972.02842002412.172302002412.17230沿程阻力Py91mkPa7.6沿程阻力Py6mkPa1.4沿程阻力Py8mkPa1.8局部阻力PjkPa局部阻力PjkPa局部阻力PjkPa彎頭12個(gè)kPa24.4彎頭2個(gè)kPa4.7彎頭2個(gè)kPa4.7三通4個(gè)kPa12.2三通2個(gè)kPa7.0三通2個(gè)kPa7.0蝶閥2個(gè)kPa2.0蝶閥2個(gè)kPa2.3蝶閥2個(gè)kPa2.3止回閥個(gè)kPa0.0止回閥1個(gè)kPa8.0止回閥個(gè)kPa0.0過濾器1個(gè)kPa4.5過濾器1個(gè)kPa5.2過濾器1個(gè)kPa5.2電動(dòng)蝶閥個(gè)kPa0.0電動(dòng)蝶閥個(gè)kPa0.0電動(dòng)蝶閥1個(gè)kPa20.0靜態(tài)平衡閥個(gè)kPa0.0靜態(tài)平衡閥個(gè)kPa靜態(tài)平衡閥個(gè)kPa蒸發(fā)器個(gè)kPa0.0蒸發(fā)器個(gè)kPa0.0蒸發(fā)器1個(gè)kPa70.0小計(jì)：kPa50.8小計(jì)：kPa28.6小計(jì)：kPa111.1故冷熱站房回路總阻力=制冷站干管阻力+水泵支管阻力+主機(jī)支管阻力=50.8+28.6+111.1=190.5kpa2.G1,H1回路經(jīng)過計(jì)算：環(huán)路最不利支路為負(fù)一層夾層KX-1-2所在支路；Δt=5°C供水干管回水干管編號(hào)負(fù)荷供水負(fù)荷回水負(fù)荷配管GVRL供局阻H供配管GVRL回局阻H回No.kWΣkWΣkWDNt/hm/sPa/mmζPaDNt/hm/sPa/mmζPa11360.0177617763003051.22451040.549983003051.22451040.5499826.0416416150721.1493OK40.5694150721.1493OK40.5694333.0410410150711.1391OK60.5856150711.1391OK60.5856412.0377377125651.49198OK30.51141125651.49198OK30.51141512.0365365125631.45186OK7.80.51961125631.45186OK7.80.51961612.0353353125611.40174OK80.51870125611.40174OK80.51870724.0341341125591.35162OK4.10.51113125591.35162OK4.10.5111386.0317317125551.25140OK7.30.51413125551.25140OK7.30.514139126.0311311125531.23135OK1.20.5535125531.23135OK1.20.553510185.0185185100321.14155OK100.51870100321.14155OK100.51870回路最不利支路干管合計(jì)阻力：32.9kpa；末端設(shè)備阻力：91.1kpa最不利支路為負(fù)一一層新風(fēng)機(jī)組組KX-1--2所在環(huán)路路末端環(huán)路：（新風(fēng)型空氣處理理機(jī)組）ΔT=5°CΣQ=150kWDNt/hm/sPa/m65262.20963沿程阻力Py4mkPa3.9局部阻力PjkPa彎頭2個(gè)kPa4.8三通2個(gè)kPa7.2過濾器1個(gè)kPa5.3電動(dòng)二通調(diào)節(jié)閥1個(gè)kPa17.0空調(diào)機(jī)組1個(gè)kPa50.4蝶閥2個(gè)kPa2.4故G1,H1回路最不利支路總阻力=支路干管阻力+末端設(shè)備阻力=32.9+91.1=124kpa;3.G3,H3回路經(jīng)過計(jì)算：環(huán)路最不利支路為負(fù)一層KX-(B2-11)-1所在支路；Δt=5°C供水干管回水干管編號(hào)負(fù)荷供水負(fù)荷回水負(fù)荷配管GVRL供局阻H供配管GVRL回局阻H回No.kWΣkWΣkWDNt/hm/sPa/mmζPaDNt/hm/sPa/mmζPa1120.06106102001050.94451600.573432001050.94451600.57343222.0490490150841.35129OK190.52890150841.35129OK190.5289035.0468468150801.29117OK90.51464150801.29117OK90.51464488.0463463150801.27115OK110.51664150801.27115OK110.51664565.0375375150641.0376OK40.5565150641.0376OK40.5565645.0310310125531.23134OK1.50.5572125531.23134OK1.50.5572740.0265265125461.0599OK240.52640125461.0599OK240.52640840.0225225125390.8972OK140.51197125390.8972OK140.51197955.0185185100321.14155OK50.51096100321.14155OK50.51096105.013013080221.26246OK170.5457080221.26246OK170.54570115.012512580211.21228OK3.60.5117980211.21228OK3.60.5117912120.012012080211.16210OK60.5159180211.16210OK60.51591回路最不利支路干管合計(jì)阻力：53.5kpa；末端設(shè)備阻力：77.3kpa最不利環(huán)路為負(fù)一一層新風(fēng)機(jī)組組KX-(BB2-11))-1所在環(huán)環(huán)路末端環(huán)路：（新風(fēng)型空氣處理理機(jī)組）ΔT=5°CΣQ=120kWDNt/hm/sPa/m65211.76619沿程阻力Py4mkPa2.5局部阻力PjkPa彎頭2個(gè)kPa3.1三通2個(gè)kPa4.6過濾器1個(gè)kPa3.4電動(dòng)二通調(diào)節(jié)閥1個(gè)kPa11.1空調(diào)機(jī)組1個(gè)kPa51.0蝶閥2個(gè)kPa1.5故G3,H3回路最不利支路總阻力=支路干管阻力+末端設(shè)備阻力=53.5+77.3=130.8kpa;4．經(jīng)過計(jì)算：G3,,H3環(huán)路的的負(fù)一層夾層層KX-(BB2-11))-1所在支支路為系統(tǒng)最最不利環(huán)路；；冷水泵揚(yáng)程：冷熱熱站房阻力++環(huán)路阻力++末端阻力==321.33kpa故冷水泵揚(yáng)程取334m熱水泵揚(yáng)程計(jì)算冷熱站房回路主干管水泵支管主機(jī)支管ΔT=5°CΣQ=1392kWΔT=5°CΣQ=1392kWΔT=5°CΣQ=1392kWDNt/hm/sPa/mDNt/hm/sPa/mDNt/hm/sPa/m4002390.5462002392.152272002392.15227沿程阻力Py42mkPa0.3沿程阻力Py22mkPa5.0沿程阻力Py8mkPa1.8局部阻力PjkPa局部阻力PjkPa局部阻力PjkPa彎頭10個(gè)kPa1.5彎頭2個(gè)kPa4.6彎頭2個(gè)kPa4.6三通4個(gè)kPa0.9三通2個(gè)kPa7.0三通2個(gè)kPa7.0蝶閥2個(gè)kPa0.1蝶閥2個(gè)kPa2.3蝶閥2個(gè)kPa2.3止回閥個(gè)kPa0.0止回閥1個(gè)kPa7.9止回閥個(gè)kPa0.0過濾器1個(gè)kPa0.3過濾器1個(gè)kPa5.1過濾器1個(gè)kPa5.1電動(dòng)蝶閥個(gè)kPa0.0電動(dòng)蝶閥個(gè)kPa0.0電動(dòng)蝶閥1個(gè)kPa20.0靜態(tài)平衡閥個(gè)kPa0.0靜態(tài)平衡閥個(gè)kPa靜態(tài)平衡閥個(gè)kPa蒸發(fā)器個(gè)kPa0.0蒸發(fā)器個(gè)kPa0.0蒸發(fā)器1個(gè)kPa70.0小計(jì)：kPa3.0小計(jì)：kPa31.9小計(jì)：kPa110.8故冷熱站房回路總阻力=干管阻力+水泵支管阻力+主機(jī)支管阻力=3.0+31.9+110.8=145.8kpaG3,H3回路經(jīng)過計(jì)算：環(huán)路最不利支路為負(fù)一層KX-(B2-11)-1所在支路；Δt=5°C供水干管回水干管編號(hào)負(fù)荷供水負(fù)荷回水負(fù)荷配管GVRL供局阻H供配管GVRL回局阻H回No.kWΣkWΣkWDNt/hm/sPa/mmζPaDNt/hm/sPa/mmζPa1218.0344344200590.53151600.52397200590.53151600.5239728.0126126150220.359190.5202150220.359190.520232.0118118150200.32890.598150200.32890.59842.0116116150200.328110.5110150200.328110.511052.0114114150200.31840.554150200.31840.55462.0112112125190.44181.50.576125190.44181.50.57672.0110110125190.4418240.5473125190.4418240.547382.0108108125190.4317140.5285125190.4317140.528592.0106106100180.665250.5366100180.665250.5366102.010410480181.01159OK170.5294480181.01159OK170.52944112.010210280180.99153OK3.60.578880180.99153OK3.60.578812100.010010080170.97147OK60.5111080170.97147OK60.51110回路最不利支路干管合計(jì)阻力：17.8kpa；末端設(shè)備阻力72.6kpa最不利環(huán)路為負(fù)一一層新風(fēng)機(jī)組組KX-(BB2-11))-1所在環(huán)環(huán)路末端環(huán)路：（新風(fēng)型空氣處理理機(jī)組）ΔT=5°CΣQ=100kWDNt/hm/sPa/m65171.47432沿程阻力Py4mkPa1.7