1、MHI BUSINESSCONFIDENTIAL1三菱重工超超临界机组技术三菱重工超超临界机组技术2005年年7月月三菱重工三菱重工MHI BUSINESSCONFIDENTIAL21.日本国内超超临界机组的发展过程与特征日本国内超超临界机组的发展过程与特征 Chugoku EPCO MISUMI POWER STATION COMMERCIAL OPERATION:2019 CAPACITY :1000MW STEAM CONDITION:25.0MPa x 600/600 CMHI BUSINESSCONFIDENTIAL31-1蒸汽参数发展趋势20030050040060020.030.
2、0TemperaturePressureTemperature()Pressure(MPa(g)1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 53856660059316.5MPa(g)24.1MPa(g)24.5MPa(g)31.0MPa(g)10.061024.9MPa(g)MHI BUSINESSCONFIDENTIAL41-2 高蒸汽条件化的优势高蒸汽条件化的优势Sub-Critical 538/53816.6Mpa USC600/60025MpaMHI IGCCAir blown dry feedG type G/T-15%-5%
3、Base-20-100CO2 Reduction(%)41%43%48%3035404550Net Plant Efficiency(LHV%)MHI BUSINESSCONFIDENTIAL52 三菱重工超超临界锅炉技术三菱重工超超临界锅炉技术广野5号锅炉 USC 600MW（600/600）MHI BUSINESSCONFIDENTIAL62-1日本国内锅炉市场占有率 到2005年5月止三菱重工MW basisMHI BUSINESSCONFIDENTIAL72-2 MHI超临界锅炉供货记录 到2005年5月止机组容量机组容量MW超临界锅炉超临界锅炉定压运行定压运行变压运行变压运行总计总计
4、350499729500699211839700999112131000347总计总计323668USC：8unitsMHI BUSINESSCONFIDENTIAL82-3 MHI超临界和超超临界燃煤锅炉业绩示例（垂直水冷壁垂直水冷壁）Soma Joint EPCO.Shinchi P/S U#21,000MW 24.1MPa538/566(2019)Tohoku EPCO.Haramachi P/S U#11,000MW 24.5MPa566/593(2019)Tokyo EPCO.Hirono P/S U#5600MW 24.5MPa600/600(2019)Kobe Steel IPP
5、 Kobe P/S U#1700MW 24.1MPa538/566(2019)Kyushu EPCO.Matsuura P/S U#1700MW 24.1MPa538/566(1989)Chugoku EPCO.Misumi P/S U#11,000MW 24.5MPa600/600(2019)Kansai EPCO.Maizuru P/S U#1900MW 24.5MPa595/595(2019)Chubu EPCO.Hekinan P/S U#1700MW 24.1MPa538/566(1991)三三隅隅电电站站松松浦浦电电站站神户制钢电站神户制钢电站舞舞鹤鹤电电站站碧碧南南电电站站新新地
6、地电电站站原原町町电电站站广广野野电电站站MHI BUSINESSCONFIDENTIAL92-4三隅电站三隅电站#1锅炉特点锅炉特点蒸汽参数蒸汽参数 25.4MPa.g 604/602PM燃烧器和燃烧器和 MACTMRS磨煤机磨煤机内螺纹管垂直水冷壁内螺纹管垂直水冷壁蜂巢型垂直式催蜂巢型垂直式催化脱硝装置化脱硝装置抗高温抗高温热强钢热强钢MHI BUSINESSCONFIDENTIAL102-5垂直管圈水冷壁 与螺旋管圈水冷壁的比较垂直水冷壁垂直水冷壁（内螺纹管）（内螺纹管）螺旋管水冷壁螺旋管水冷壁（光管）（光管）MHI BUSINESSCONFIDENTIAL11垂直管圈水冷壁与螺旋管圈水
7、冷壁相比的优点对高可靠性所作的贡献(1)(1)结构简单结构简单 易于制造和安装易于制造和安装 安装周期较短安装周期较短 热应力较小热应力较小(2)(2)水冷壁阻力较低水冷壁阻力较低 优良的流动稳定性，导致较小的温度偏差优良的流动稳定性，导致较小的温度偏差 降低了厂用电降低了厂用电(3)(3)结渣较少结渣较少 易于用吹灰器清除结渣易于用吹灰器清除结渣 不会产生局部堆渣不会产生局部堆渣MHI BUSINESSCONFIDENTIAL122-6 超临界滑压运行锅炉炉膛的发展过程首台螺旋管圈水冷壁锅炉首台螺旋管圈水冷壁锅炉MHI供货业绩供货业绩（日本（日本600MW锅炉）锅炉）垂直型水冷壁（垂直型水冷
8、壁（SV）11台（首台为台（首台为1989年）年）螺旋管水冷壁螺旋管水冷壁10台（首台为台（首台为1981年）年）特特 点点1、结构简单、结构简单2、对负荷变化、启动与停炉的、对负荷变化、启动与停炉的高耐久性（热应力较小）高耐久性（热应力较小）3、易于制造与安装、易于制造与安装4、易于维修、易于维修现代先进大容量锅炉现代先进大容量锅炉标准型式标准型式垂直管圈水冷壁垂直管圈水冷壁首台垂直管圈水冷壁锅炉首台垂直管圈水冷壁锅炉SpiralMHI BUSINESSCONFIDENTIAL13Smooth TubeRifled TubeFilm BoilingMass Velocity 1500 kg/
9、m2sMass Velocity 3100 kg/m2sNucleate BoilingNucleate Boiling2-7 与光管相比，内螺纹管优良的传热特性核态沸腾核态沸腾偏离核偏离核态沸腾态沸腾核态沸腾核态沸腾 质量流速质量流速3100 kg/m2s光管光管 质量流速质量流速1500 kg/m2s内螺纹管内螺纹管膜态沸腾MHI BUSINESSCONFIDENTIAL142-8 高热强钢使用范围实例蒸汽温度蒸汽温度 过热器、再热器过热器、再热器538566600625650700主汽管道主汽管道过热器管过热器管热再热管道热再热管道再热器管再热器管：纯铁体：纯铁体：奥氏体：奥氏体 MHI
10、 BUSINESSCONFIDENTIAL152-9 低NOx PM 燃烧器辅助风辅助风高浓度煤粉火焰高浓度煤粉火焰(浓相浓相)低浓度煤粉火焰低浓度煤粉火焰(淡相淡相)一次风一次风/粉比粉比一次风一次风/粉比粉比常规火焰常规火焰低NOx(PM)火焰煤粉分离器煤粉分离器MHI BUSINESSCONFIDENTIAL16燃尽区燃尽区还原脱还原脱NOx区区主燃烧器燃烧区主燃烧器燃烧区附加风附加风主燃烧区主燃烧区燃烧用空气燃烧用空气烟气烟气2-10 炉内脱硝系统（MACT）MHI先进的燃烧技术MHI BUSINESSCONFIDENTIAL17飞灰中的未燃尽碳飞灰中的未燃尽碳NOx（ppm at 6
11、%O2）2-11 MHI MRS 磨煤机较少的粗煤粉颗粒能降低NOx生成量和未燃尽碳损失粗颗粒煤粉粗颗粒煤粉再循环再循环：外循环：外循环磨辊磨辊热风热风磨盘磨盘煤粉煤粉原煤原煤分离器传动分离器传动装置装置回转式分离器回转式分离器液压加载装置液压加载装置Rotating TypeSeparatorMHI BUSINESSCONFIDENTIAL182-12 Mitsubishi SCR CatalystSCR系统特点系统特点流程特点如下：流程特点如下：1、结构简单，运行方便、结构简单，运行方便2、无运动部件，可靠性高、无运动部件，可靠性高3、由于、由于NOx分解成无害的分解成无害的N2和和H2O
12、，故不需处理化学反应的副产品，故不需处理化学反应的副产品MHI BUSINESSCONFIDENTIAL192-13 化学反应过程原理 4NO+4NH3 +O2 4N2+6H2O NO+NO2+2NH3 2N2+3H2O烟气脱硝后干净烟气NH3喷嘴喷嘴SCRSCR 触媒触媒SCR Catalyst NOx NOx NOx NH3 NOx NH3 NOx NH3 NOx NH3 H2O N2 H2O N2 H2O N2 H2ONH3 Injection NozzleFlue GasCleaned GasMHI BUSINESSCONFIDENTIAL202-14 日本SCR脱硝系统市场份额MHI
13、 BUSINESSCONFIDENTIAL21 2-15 2-15 与哈尔滨锅炉厂就超超临界锅炉方面的技术合作与哈尔滨锅炉厂就超超临界锅炉方面的技术合作USC Coal Fired Boilers for ChinaUSCUSC技术转让协议签字仪式技术转让协议签字仪式 PressPress(M pa)(M pa)tem ptem p()()1 1Yuhuan#1Yuhuan#11000100026.326.3600/600600/600CoalCoal2 2Yuhuan#2Yuhuan#21000100026.326.3600/600600/600CoalCoal3 3Yuhuan#3Yuhu
14、an#31000100026.326.3600/600600/600CoalCoal4 4Yuhuan#4Yuhuan#41000100026.326.3600/600600/600CoalCoal5 5Kanshan#1Kanshan#160060025.025.0600/600600/600CoalCoal6 6Kanshan#2Kanshan#260060025.025.0600/600600/600CoalCoal7 7Yi ngkou#1Yi ngkou#160060025.025.0600/600600/600CoalCoal8 8Yi ngkou#2Yi ngkou#260060
15、025.025.0600/600600/600CoalCoal9 9Tai zhou#1Tai zhou#11000100025.025.0600/600600/600CoalCoal1010Tai zhou#2Tai zhou#21000100025.025.0600/600600/600CoalCoalSteam Condi ti onSteam Condi ti on(Turbi n i nl et)(Turbi n i nl et)FuelFueluni tuni tM WM WMHI BUSINESSCONFIDENTIAL22MHI BUSINESSCONFIDENTIAL233-
16、13-1三菱大型火电机组市场占有率三菱大型火电机组市场占有率 ALSTOMPOWER12.3%MHI 22.1%SIEMENSPOWER 16.4%TOSHIBA18.0%GE7.9%OTHERS14.3%Total:69,866 MWHITACHI9.0%1991 to 2019超过超过600MW火电机组火电机组(from McCoy report)近近1010年大型火电机组市场占有率第一年大型火电机组市场占有率第一MHI BUSINESSCONFIDENTIAL243-2 6003-2 600MWMW汽轮机的设计发展历程汽轮机的设计发展历程 19702000198019902019鹿島鹿島
17、#2鹿島鹿島#4御坊御坊#1赤穂赤穂#1南港南港#1姫路姫路 II#5海南海南#3多奈川多奈川 II#1Double Reheat UnitsSuralaya#57UP-A,BCP-1#16广野广野#5Tandem Compound ArrangementHP-IP Combined FrameHP-IP Combined FrameSingle LP Casing営口営口#1,2闞山闞山#1,224MHI BUSINESSCONFIDENTIAL253-3 30003-3 3000rpm48rpm48英寸英寸ISB600MWISB600MW两缸两排汽超超临界机组两缸两排汽超超临界机组TOKY
18、O ELEC.广野广野#5 Steam Condition:24.5MPa600/600C12Cr HIP Rotor600C class advancedHP-IP combined frame3000rpm 48inch Steel ISBAdvanceflow guide2 pad journal bearingAdvanced direct support LP frameISB:Integral Shroud BladeUSC:Ultra Super CriticalUSC:Ultra Super Critical25MHI BUSINESSCONFIDENTIAL263-4 3-4
19、 两缸两缸汽轮机汽轮机设计的優勢设计的優勢 Lower construction cost of power plant Smaller turbine deck and turbine building Easier operation&maintenance Smaller number of casingsTC2F-48TC4F-35.4GeneratorGenerator26MHI BUSINESSCONFIDENTIAL273-5 3-5 三菱公司高温汽轮机发展三菱公司高温汽轮机发展碧南碧南#3 700MW24.1MPa/538C/593C若松若松 Step I50MW593C/59
20、3C七尾大田七尾大田#1 500MW24.1MPa/566C/593C三隅三隅#1 1000MW24.5MPa/600C/600C橘湾橘湾#21050MW25MPa/600C/610C松浦松浦#2 1000MW24.1MPa/593/593若松若松 Step II 50MW649C/593C55056057058059060061062063064065019851990201920002019年蒸気温度蒸気温度(C)广野广野#5 600MW24.5MPa/600C/600CMHI BUSINESSCONFIDENTIAL283-6 3-6 低圧低圧末级叶片的適用範囲末级叶片的適用範囲 Tur
21、bine output (MW)200 400 600 800 1000 2 flow 25in 25in 29.5in 29.5in 33in 33in 40in 40in 30in 30in 35.4in 35.4in 40.5in 40.5in 48in 48in 1200 3600 rpm 3000 rpm 4 flow:LP turbine 1-Cylinder:LP turbine 2-Cylinders 45in 45in 0 World Largest Steel Blade3000 rpm 48 inch3600 rpm 40 inch3600 rpm 45 inchTita
22、nium Blade28MHI BUSINESSCONFIDENTIAL290100200300#1#2#3#4#5#6Bearing No.050100150#1#2#3#4#5#6Bearing No.Brg Metal Temp.(C)ANNat 100%LoadHIP TurbineLP TurbineTurbine Entire ViewVibrational value(Peak-Peak m）ANNat 100%Load Measured value ofheat-Consumption rate(%)#1#2#3#6#4#5HP-IPLPGENDate in commercial operation:July 12,2019-10125%50%75%100%Load(%)Base(Design value)Better3-7 3-7 广野广野5#5#机组运行实践机组运行实践29MHI BUSINESSCONFIDENTIAL30EndEnd
