中国北方发动机研究所二级增压系统匹配计算Concepts NREC设计评审 第二部分.pdf

TECHNICAL MEMORANDUM NO. 1687 Concepts NREC Project No. 10515 Prepared for: Xeca Turbo Technologies (Beijing) Co., Ltd. on behalf of China North Engine Research Institute Project Director: Louis M. Larosiliere Project Manager: Nick C. Baines By: Nick C. Baines January 29, 2013 TWO-STAGE TURBOCHARGER DETAIL DESIGN REVIEW PART 2 Corporate Headquarters: Boston Office: 217 Billings Farm Road 285 Billerica Road, Suite 102 White River Jct., VT 05001-9486 USA Chelmsford, MA 01824-4174 USA Tel: (802) 296-2321 Fax: (802) 296-2325 sales@ Tel: (781) 935-9050 Fax: (978) 596-0622 TECHNICAL MEMORANDUM NO. 1687 TWO-STAGE TURBOCHARGER DETAIL DESIGN REVIEW PART 2 TABLE OF CONTENTS EXECUTIVE SUMMARY III 1.0 INTRODUCTION 1 2.0 SUMMARY AND CONCLUSIONS OF PREVIOUS MATCHING ANALYSIS 1 3.0 COMPRESSOR PERFORMANCE MODELLING 1 4.0 LOW-PRESSURE TURBINE RESIZING 2 5.0 LOW-PRESSURE COMPRESSOR FLOW CUT 2 6.0 HIGH-PRESSURE COMPRESSOR AND TURBINE 3 7.0 REDESIGN OF THE LP TURBINE 3 8.0 CONCLUSIONS AND RECOMMENDATIONS 3 TABLES TABLE I. SUMMARY OF RESULTS 5 FIGURES Figure 1. LP compressor map showing matched points 9 Figure 2. HP compressor map showing matched points10 Fi