烟气脱硝流场模拟 Z-Tech

Z-Tech Fluid Systems and Solutions Inc.
Introduction of technical capability 技术能力介绍
• Solutions for ammonia mixing • 氨气混合解决方案
Z-Tech Fluid Systems and Solutions Inc.
CFD analysis and design case scenario - 3 CFD分析和设计案例 - 3
• Simulation of jet formation for a rear exhaust component of engine nozzle for Boeing Company. • 为美国波音公司公司完成的发动机排气单元的尾流流场分析。
系统速度分布
混合器和氨气喷头 速度和氨气浓度分布
系统压力分布
Z-Tech Fluid Systems and Solutions Inc.
Introduction of technical capability 技术能力介绍
• Capability to provide solutions based on specific customer requirements • 具备根据独特的客户需求独立提供混合方案的能力 • Capability to tune mixer performance per system ammonia conversion efficiency and pressure loss targets • 具备根据系统压力损失和氨气转化效率设计目标调整混合器性能的能力 • Capability to provide novel mixing concept and design optimizations • 具备提供原创混合设计和设计优化的能力
• Provide flow guide and mixer designs • 脱硝流体导流板和混合器设计案
Z-Tech Fluid Systems and Solutions Inc.
Introduction of technical capability 技术能力介绍
• Leading technology in Computational Fluid Dynamics • 行业领先的计算流体力学（CFD）技术
Detailed meshing of the body and components 车体外形和换热零部件的精确模拟
Temperature and velocity distributions of underhood 发动机仓内的温度和速度分布
Z-Tech Fluid Systems and Solutions Inc.
Z-Tech Fluid Systems and Solutions Inc.
• Cold flow analysis of a natural gas engine diffuser for Solar Turbine Incorporated, US. • 为美国Solar Turbine Incorporated公司完成的天然气发动机燃烧室上游扩散器流 动设计
Z-Tech Fluid Systems and Solutions Inc.
Flow design for natural gas engine diffuser & combustor for Solar Turbine Incorporated. 美国Solar Turbine Incorporated天然气发动机燃烧室扩散器流体设计
Purpose: to model the diffuser, injectors, plenum, and combustor. Five geometry modifications were undertaken to evaluate their relative influences on the flow profiles to minimize emissions level and to attain optimal design. 目的：模拟扩散器，喷嘴，腔体，和燃烧器。完成5个几何优化方案以评估对于流体性能 的影响。最终实现了降低燃烧终产物排放和优化设计的目标。
Upstream of swirl vanes 旋转叶片上游的速度分布
Between the swirl vanes and fuel pegs 旋转叶片和燃料桩之间的速度分布
Z-Tech Fluid Systems and Solutions Inc.
CFD analysis and design case scenario - 2 CFD分析和设计案例 - 2
Z-Tech Fluid Systems and Solutions Inc.
Introduction of technical capability 技术能力介绍
• Provide flow layout design and ammonia mixing solutions for power plant and industrial SCR applications • 提供电厂和工业SCR脱硝系统流动和氨气混合解决方案 • Provide CFD modeling, analysis, design iteration and final report • 提供计算流体力学(CFD)建模，分析，设计优化及最终报告 • Provide design and drawing for flow guides • 提供导流板设计图纸
Z-Tech Fluid Systems and Solutions Inc.
CFD CAPABILITY IN OTHER AREAS 其他领域的CFD技术能力案例介绍
Z-Tech Fluid Systems and Solutions Inc.
CFD analysis and design case scenario - 1 CFD分析和设计案例 - 1
Coefficient of Variance (CV) for velocity< 15% 速度偏差系数 < 15% CV of ammonia concentration < 5% 氨气浓度偏差系数 < 5% Difference between maximum temperature and mean < 2 degree C 最高温度与平均温度差值 < 2 度 Velocity angle vs. the perpendicular direction to SCR catalyst < 10 degree 与垂直于催化剂方向的速度偏角 < 10 度
Automotive aerodynamic and under-hood thermal and fluid flow analysis for Plastic Omnium, France. 为法国Plastic Omnium公司完成的汽车空气动力和散热系统设计分析
• Purpose: Model underhood, external domain, and detailed radiator, condenser, and fan. To evaluate the aerodynamic performance, heat and flow performance of subsystems and components. • 目的：模拟汽车外形，散热系统，换热器，冷凝器，以及风扇。评价空气动力学性能， 散热系统的流动和换热性能，以及零部件的换热性能。
Leabharlann Baidu
Z-Tech Fluid Systems and Solutions Inc.
CFD CAPABILITY FOR POWER PLANT AND INDUSTRIAL SCR APPLICATIONS 电厂和工业SCR脱硝CFD技术能力介绍
Z-Tech Fluid Systems and Solutions Inc.
• Automotive aerodynamic and under-hood thermal and fluid flow analysis for Plastic Omnium, France. • 为法国Plastic Omnium公司完成的汽车空气动力和散热系统设计分析。
Z-Tech Fluid Systems and Solutions Inc.
Z-TECH FLUID SYSTEMS AND SOLUTIONS INC. DESCRIPTION OF CAPABILITY 美国顶正流体科技公司
2014-10-05
Z-Tech Fluid Systems and Solutions Inc.
OVERVIEW 概述
• CFD CAPABILITY FOR POWER PLANT AND INDUSTRIAL SCR APPLICATIONS • 电厂和工业SCR脱硝CFD技术能力介绍 • CFD CAPABILITY IN OTHER AREAS • 其他领域的CFD技术能力案例介绍 • CAPABILITY IN TESTING • 测试技术能力介绍
Introduction of technical capability 技术能力介绍
• Provide fluid design and solutions for power plant and industrial SCR NOx reduction applications; satisfy key performance metrics for China emission regulations. • 提供电厂和工业脱硝流体设计和解决方案，以满足国标中的系统关键参数 ▫ Minimum system pressure drop ▫ 系统背压达到最小值 ▫ 0.5 meter upstream of the 1st catalyst layer ▫ 第一层催化剂上游0.5米处
• Provide design and final drawing for ammonia mixers
• 提供氨气混合器和系统布局设计图纸 • Provide ammonia mixer product and in-situ installation instructions • 提供尿素混合器产品以及安装指导
Introduction of technical capability 技术能力介绍
• Solutions for ammonia mixing • 氨气混合解决方案
Z-Tech Fluid Systems and Solutions Inc.
Introduction of technical capability 技术能力介绍
Z-Tech Fluid Systems and Solutions Inc.
Introduction of technical capability 技术能力介绍
• Strong capability in designing ammonia, temperature and urea mixers, finished multiple mixer designs and fluid configurations in diverse industrial applications • 独立设计氨气混合器、温度混合器和尿素混合器的能力，完成多个工业领域的混合器设 计和流体布局设计 • Leading CFD technology, strong capability in model construction • 业内领先的计算流体技术，很强的建模能力 • Multiple mixer and flow technology patents in the US • 多个美国流体和混合器专利