,,鍋爐煙風(fēng)煤計算書,,,,,,

計算匯總,,,,,,,,

名稱,,符號,單位,數(shù)值,備注,,,

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,,1,,計算條件或選擇數(shù)據(jù),燃料以上海監(jiān)測公司為依據(jù),,,

脫硫計算書,,,,,,,,

序號,名稱,符號,單位,計算公式,數(shù)值,附注,,

1.空氣量計算,,,,,,,,

1.1,燃料碳收到基參數(shù),Car,%,已知,50.87,,,

1.2,燃料氫收到基參數(shù),Har,%,已知,3.92,,,

1.3,燃料氧收到基參數(shù),Oar,%,已知,8.96,,,

1.4,燃料硫收到基參數(shù),Sar,%,已知,0.61,,,

1.5,燃料氮收到基參數(shù),Nar,%,已知,0.86,,,

1.6,燃料灰分收到基參數(shù),Aar,%,已知,21.88,,,

1.7,燃料水分收到基參數(shù),Mar,%,已知,12.9,,,100

1.8,低位發(fā)熱量,Q,kJ/kg,339Car+1030Har-109(Oar-Sar)-25Mar,20049.88,門捷列夫法,,

1.9,空氣中的水蒸汽量,dk,g/kg,已知,10,,,待定

1.10,過量空氣系數(shù),α,,已知,1.25,,,

1.11,理論空氣量,V0,m3/kg,0.0889Car+0.265Har-0.0333(Oar-Sar),5.283088,,,

1.12,實際空氣量,V,m3/kg,αV0(1+0.00124dk),6.685747864,,,

1.13,空氣密度,ρk,kg/m3,,1.29,,,

1.14,實際空氣重量,Gk,kg/kg,V*(ρk+dk/1000),8.691472223,,,

2.煙氣量計算,,,,,,,,

2.1,三原子氣體體積,VRO2,m3/kg,0.01867Car+0.007Sar,0.9540129,,,

2.2,氮氣的體積,VN2,m3/kg,0.008Nar+0.79V0,4.18051952,,,

2.3,水蒸氣的體積,VH2O,m3/kg,0.111Har+0.0124Mar+0.0161V0,0.680137717,,,

2.4,水蒸氣密度,ρH2O,kg/m3,已知,0.804,,,

2.5,水蒸氣重量,Gh20,kg/kg,VH2O*Gh20,0.546830724,,,

2.6,理論煙氣量,V0y,m3/kg,VRO2+VN2+VH2O,5.814670137,,,

2.7,實際煙氣量,Vy,m3/kg,V0y+1.0161(α-1)V0,7.156706566,,,

2.8,實際干煙氣量,Vyg,m3/kg,Vy-VH2O,6.476568849,,,

2.9,實際煙氣重量,Gy,kg/kg,1-Aar/100+Gk,9.472672223,,,

2.10,實際干煙氣重量,Ggy,kg/kg,Gy-Gh20,8.925841499,,,

2.11,實際煙氣密度,ρy,kg/m3,Gy/Vy,1.323607743,,,

2.12,實際干煙氣密度,ρgy,kg/m3,Ggy/Vyg,1.378174417,,,

3.總量計算,,,,,,,,

3.1,燃料量,B,t/h,已知,29.78238642,,,

3.2,空氣總量,Vkz,Nm3/h,1000BV,199117.5264,,,

3.3,煙氣總量,Vky,Nm3/h,1000BVy,213143.8004,,,

3.4,煙氣總重量,GY,kg/h,1000BGy,282118.7845,,,

3.5,干煙氣總量,Vky,Nm3/h,1000BVyg,192887.6761,,,

3.6,干煙氣總重量,GGY,kg/h,1000BGgy,265832.8606,,,

3.7,水蒸氣總重量,Gh20,kg/h,1000BGH2O,16285.92394,,,

4.燃料量計算,,,,,,,,

4.1,鍋爐容量,Q,t/h,已知,190,,,

4.2,排污率,a,%,已知,1,,,

4.3,排污水焓,hpw,kJ/kg,已知,1441.92,,,

4.4,出口蒸汽焓,h0,kJ/kg,已知,3478.85,,,

4.5,給水焓,h1,kJ/kg,已知,673.72,,,

4.6,鍋爐效率,η,%,已知,89.5,,,

4.7,機械不完全燃燒損失,q4,%,假定,0,,,

4.8,燃料量,B,t/h,(Q(h0-h1)+Qa/100(hpw-h1))/(ηQar.Net(1-q4/100),29.78238642,,,

4.9,燃燒燃料量,Bj,t/h,B(1-q4/100),29.78238642,,,

6.脫硫脫硝計算,,,,,,,,

6.1,脫硫計算,,,,,,,

6.1.1,二氧化硫轉(zhuǎn)化率,(C)SO2,,取值,0.8,,,

6.1.2,二氧化硫排放量,(B)SO2,t/h,Bj*(C)SO2*Sar/100*64/32,0.290676091,,2034.73264,

6.1.3,二氧化硫排放濃度,(M)SO2,mg/Nm3,(B)SO2/Vkgy*10~9,1506.970778,,,

6.1.4,脫硫效率,η,%,取值,97.68,,,

6.1.5,脫硫后二氧化硫排放濃度,(Mp)SO2,mg/Nm3,(M)SO2(1-η),34.96172206,,,

6.1.6,脫硫后二氧化硫排放量,(Bp)SO2,t/h,(B)SO2(1-η),0.006743685,,,

6.1.7,二氧化硫脫除量,(Bp)SO2,t/h,(B)SO2-(Bp)SO2,0.283932406,,,

6.1.12,硫酸銨生成量,(B)(NH4)2SO4,t/h,(B1)NH3*132/34,#REF!,,,

6.1.13,硫酸銨生成量,(Bh)(NH4)2SO4,t/h,1.06(B)(NH4)2SO4,#REF!,1.06,,

6.1.14,日產(chǎn)量,(Bd)(NH4)2SO4,t/h,22*(Bh)(NH4)2SO4,#REF!,22,,

6.1.15,年產(chǎn)量,(By)(NH4)2SO4,t/h,7000*(Bh)(NH4)2SO4,#REF!,7000,,

6.2,脫硝計算,,,,,,,

6.2.1,氮轉(zhuǎn)化率,(C)N,,,0.25,,,

6.2.2,溫度型氮濃度,(C)NOx,mg/Nm3,,93.8,,,

6.2.3,氮氧化物排放量,(B)NOx,t/h,1.63Bj((C)N*Nar/100+Vy*(C)NOx/1000000),0.136960781,,,

6.2.4,氮氧化物排放濃度,(M)NOx,mg/Nm3,(B)NOx/Vky*10~9,710.0545985,,,

6.2.5,氮氧化物排放量,(Bw)NOx,t/h,1.63Bj*(C)N*Nar/100,0.104372373,未計入溫度型氮,730.6066124,

6.2.6,氮氧化物排放濃度,(Mw)NOx,mg/Nm3,(B)NOx/Vky*10~9,285,未計入溫度型氮,低氮燃燒,

6.2.7,低氮燃燒后初始排放濃度,,kg/h,,54.97298769,,,

6.2.8,脫硝效率,η,%,取值,65,,,

6.2.9,脫硝后氮氧化物排放濃度,(M)NOx,mg/Nm3,(Mw)NOx*(1-η),99.75,未計入溫度型氮,,

6.2.10,氮氧化物排脫除量,(Bt)NOx,t/h,η(Bw)Nox,0.035732442,,,

6.7,硫酸銨和硝酸銨產(chǎn)量,Bhf,t/h,(Bh)(NH4)2SO4+(Bh)NH4NO3,#REF!,,,

7.除塵計算,,,,,,,,

7.1,燃料灰分,Aar,%,已知,21.88,,,

7.脫硫塔后煙氣量計算,,,,,,,,

7.1,進(jìn)口煙氣量,Vyi,Nm3/h,,213143.8004,,,

7.2,折算前煙氣量,Vyiq,m3/h,Vyi(273+138)/273,320886.8204,138℃,,

7.3,出口噴淋水煙氣量,VyH2O,Nm3/h,1.244Bbs/1000,#REF!,1.244,,

7.4,出口總煙氣量,V0y,Nm3/h,VyH2O+Vyi,#REF!,,,

7.5,折算前煙氣量,Vy,m3/h,V0y(273+55)/273,#REF!,55℃,,

8.循環(huán)泵選型計算,,,,,,,,

8.1,噴淋水消耗量,Bb,t/h,,#REF!,,,

8.2,循環(huán)倍率,α,,,80,,,

8.3,循環(huán)水流量,Q,t/h,αBb,#REF!,,,

8.4,循環(huán)水泵流量,B,t/h,,1000,一用一備,,

8.5,循環(huán)水泵揚程,H,m,,20,,,

8.6,給水密度,ρ,kg/m3,已知（查汽水參數(shù)表）,1000,,,

8.7,水泵效率,η,,按樣本選取,0.78,,,

8.8,水泵軸功率,N0,kW,N0=ρQH/(3600*102η),69.8285012,,,

8.9,電動機容量安全系數(shù),K,,取值,1.15,,,

8.10,機械傳動效率,ηm,,取值,1,,,

8.11,電動機計算功率,NJ,kW,NJ=KN0/ηm,80.30277638,,,

8.12,電動機選取功率,N,kW,選標(biāo)準(zhǔn)電機,90,,,

8.13,電動機選取電壓,V,V,取值,380,,,

9.增壓風(fēng)機選型計算,,,,,,,,

9.1.風(fēng)機風(fēng)量計算,,,,,,,,

9.1.1,額定工況下實際煙氣量（標(biāo)準(zhǔn)狀態(tài)）,Vy,m3/h,已知,213143.8004,,,

9.1.2,進(jìn)入風(fēng)機的煙氣溫度,tpy,℃,已知,138,,,

9.1.3,當(dāng)?shù)卮髿鈮?b,kPa,根據(jù)當(dāng)?shù)貧庀筚Y料選取,101.325,,,

9.1.4,標(biāo)準(zhǔn)大氣壓,,kPa,固定值,101.325,,,

9.1.5,風(fēng)量儲備系數(shù),,,固定值,1.1,,,

9.1.6,風(fēng)機風(fēng)量,Qy,(m3/h),Qg=1.1Vy*(273+tpy)/273*101.325/b,352975.5024,,,

9.2.風(fēng)機風(fēng)壓計算,,,,,,,,

9.2.2,未進(jìn)行當(dāng)?shù)卮髿鈮盒拚拿摿蛳到y(tǒng)總阻力,P1,Pa,估算煙道總阻力,1400,,,

9.2.5,引風(fēng)機銘牌上標(biāo)出的介質(zhì)溫度,ty,℃,通常為200℃或140℃（根據(jù)樣本選?。?140,,,

9.2.6,進(jìn)入風(fēng)機的煙氣密度,ρL,m,ρL=ρ0*273/（273+tpy）,0.890072993,ρ0=1.34,,

9.2.7,風(fēng)壓儲備系數(shù),,,已知,1.2,,,

9.2.8,風(fēng)機風(fēng)壓,Py,Pa,1.2P1(273+tpy)/(273+ty)×101.325/b×1.239/1.34,1545.850746,,,

9.3.風(fēng)機電動機功率計算,,,,,,,,

9.3.1,風(fēng)機風(fēng)量,Qy,(m3/h),已知,352975.5024,,,

9.3.2,風(fēng)機風(fēng)壓,Py,Pa,參考9.2.8,1600,,,

9.3.3,引風(fēng)機在全壓時的效率,ηf,,已知,0.75,,,

9.3.4,機械傳動效率,ηc,,取值,1,,,

9.3.5,風(fēng)機軸功率,N0,kW,N0=QyPy/(3600*103ηfηc),209.1706681,,,

9.3.6,電動機儲備系數(shù),K,,取值,1.1,,,

9.3.7,電動機效率,ηd,,一般取0.9,0.9,,,

9.3.8,電動機計算功率,Nd,kW,Nd=KN0/ηd,255.6530388,,,

9.3.9,電動機選取功率,N,kW,選標(biāo)準(zhǔn)電機,315,,,

9.3.10,電動機選取電壓,V,kV,取值,11,,,

10.硫酸銨選型計算,,,,,,,,

10.1,化肥總量,Bhf,t/h,,#REF!,,,

10.2,排出液濃度,η,,,35%,,,

10.3,溶液質(zhì)量流量,W,t/h,Bhf/η,#REF!,,,

10.4,溶液密度,ρL,kg/m3,,3217,,,

10.5,溶液體積流量,Q,m3/h,W/ρL,#REF!,,,

10.6,蒸發(fā)水量,Ws,t/h,W-Bhf,#REF!,,,

10.7,進(jìn)口水焓,hsi,kj/kg,50℃,209.67,,,

10.8,蒸發(fā)蒸汽焓,hso,kj/kg,100℃蒸汽,2675.56,,,

10.9,加熱蒸汽溫度,t,℃,取值,205.5,,,

10.10,加熱蒸汽壓力,p,Mpa,取值,0.294,,,

10.11,加熱蒸汽焓,ho,kj/kg,,2877.52,,,

10.12,加熱蒸汽凝結(jié)水焓,hi,kj/kg,55℃,230.48,,,

10.13,加熱效率,η,,,98%,,,

10.14,加熱蒸汽用量,Q,t/h,Ws(hso-hsi)/(ho-hi)/η,#REF!,,,

11.脫硫比較計算,,,,,,,,

11.1,硫酸銨化肥產(chǎn)量,Bhf,t/h,,#REF!,,,

11.2,15%濃度氨水消耗量,Ba,t/h,,#REF!,,,

11.3,氧化鈣純度,η,,,85%,,,

11.4,鈣硫比,η1,,,1.05,,,

11.5,氧化鈣用量,Bca,t/h,(B)SO2ηSO2*56/64*η1/100/η,0.306897527,,,

11.6,破碎用電,Wps,kW,,40,,,

11.7,年用電,,kWh,,320000,,,

11.8,石膏分子量,MCaSO4.2H2O,,CaSO4.2H2O,172,,,

11.9,石膏游離水分,a,,,10%,,,

11.10,石膏產(chǎn)量,Bsg,t/h,(B)SO2*ηSO2*MCaSO4.2H2O/64*(1+a)/100,0.839375176,,,

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