Experiment measurement is adapted to study the secondary flow of turbine.The subsonic stator experiment flow tunnel is set up.Two different inlet velocities and three different stator heights are applied.The method of...Experiment measurement is adapted to study the secondary flow of turbine.The subsonic stator experiment flow tunnel is set up.Two different inlet velocities and three different stator heights are applied.The method of a rotating slanted hotwire is introduced to measure the stator outlet three-dimensional flow field.The procedure for solving the mean three-dimensional velocity component involving the least-squares technique can be accomplished via the LSQNONLIN optimization function of Matlab.Under different work conditions,the stator outlet secondary flow is more intense at higher inlet flux.Moreover,the shortest stator height will lead to the most intense secondary flow,which gains the largest axial velocity component(w) and radial velocity component (u),but the smallest circumferential velocity component(v).展开更多
The ever-increasing comptexity of design processes fosters novet design computation modets to be employed in architecturat research and design in order to facilitate accurate data processing and refined decision makin...The ever-increasing comptexity of design processes fosters novet design computation modets to be employed in architecturat research and design in order to facilitate accurate data processing and refined decision making. These computation modets have enabled designers to work with comptex geometry and numeric design constraints to explore a whole new design field that is impossibte to explore without computation techniques. However, most current design computation modets foUow an automation-oriented paradigm that only dear with strictty defined problem solving and optimization, but fail in estabtishing an intuitive and interactive communication with designers. This lack of interaction reads to an unconscious rejection of non-parameterizabte design factors, which, reduces design computation models to specific design probtem sotving toots instead of operating as active design partners. This paper presents a non-deterministic design computation modeling approach derived from a discussion on quantum design paradigm, which emptoys rear-time user interaction as the co-driver to evotve user＋computation driven informed design outputs. model; O.PC Tootset, developed and applied in A case study of such a design computation a QuantumPointCloud workshop, will be illustrated in this paper. Expanded discussions on fabrication optimization and construction techniques from the QPC workshop will be addressed to conclude a comprehensive report.展开更多
文摘Experiment measurement is adapted to study the secondary flow of turbine.The subsonic stator experiment flow tunnel is set up.Two different inlet velocities and three different stator heights are applied.The method of a rotating slanted hotwire is introduced to measure the stator outlet three-dimensional flow field.The procedure for solving the mean three-dimensional velocity component involving the least-squares technique can be accomplished via the LSQNONLIN optimization function of Matlab.Under different work conditions,the stator outlet secondary flow is more intense at higher inlet flux.Moreover,the shortest stator height will lead to the most intense secondary flow,which gains the largest axial velocity component(w) and radial velocity component (u),but the smallest circumferential velocity component(v).
文摘The ever-increasing comptexity of design processes fosters novet design computation modets to be employed in architecturat research and design in order to facilitate accurate data processing and refined decision making. These computation modets have enabled designers to work with comptex geometry and numeric design constraints to explore a whole new design field that is impossibte to explore without computation techniques. However, most current design computation modets foUow an automation-oriented paradigm that only dear with strictty defined problem solving and optimization, but fail in estabtishing an intuitive and interactive communication with designers. This lack of interaction reads to an unconscious rejection of non-parameterizabte design factors, which, reduces design computation models to specific design probtem sotving toots instead of operating as active design partners. This paper presents a non-deterministic design computation modeling approach derived from a discussion on quantum design paradigm, which emptoys rear-time user interaction as the co-driver to evotve user＋computation driven informed design outputs. model; O.PC Tootset, developed and applied in A case study of such a design computation a QuantumPointCloud workshop, will be illustrated in this paper. Expanded discussions on fabrication optimization and construction techniques from the QPC workshop will be addressed to conclude a comprehensive report.
