Dongfeng Automobile Stock Co., Ltd.
汽车蠕墨铸铁件的应用与发展_万仁芳

26 现代铸铁 2006 / 1
蠕 Vermicular Iron 墨 铸 铁
的排气管, 发现基件中珠光体全部分解, 石墨明显氧 化生长, 铸件开裂是因热疲劳强度低所致。曾试验在 材料中加 Cr( 质量分数 : 0.4% ̄0.6%) 、铸 件 结 构 上 加 散热筋, 均收效甚微。后又试用铸态球铁( 珠光体量 约 20%) , 行驶 30 000 km 不开裂, 但变形严重, 以 致 拆 下 来 就 装 不 上 去 。1979 年 底 开 始 试 制 蠕 铁 排 气 管, 并 进 行 了 装 车 试 验 。1981 年 用 户 调 查 结 果 令 人 鼓舞: 山区重载行驶 80 000 km 不 开 裂 , 变 形 也 只 有 2 ̄3 mm。于是联合郑州机械研究所、北京农机学院, 成立三家四方( 二汽、郑州所、北京农机学院三家, 二 汽又有工艺所和铸一厂两方) 的“蠕墨 铸铁排气管大 量流水生产研究”课题组, 并申报为国家“六五”计划 攻关项目, 开始了系统而深入的研究( 包括蠕铁性能 研 究 、六 类 蠕 化 剂 对 比 试 验 、大 量 流 水 生 产 质 量 控 制 研究、加工性能研究等等) , 于 1984 年 5 月正式在流 水线上生产, 成为我国第一家大量流水生产蠕墨铸 铁件的工厂。
东风汽车公司对蠕墨铸铁的研究和实践始于 1979 年。当 时 经 过 对 越 自 卫 反 击 战 的 洗 礼 , 东 风 卡 车名声大噪, 以马力大、越野性能好、跑得快、省油等 一系列优点引起了国人的注目, 东风车畅销也自此 开 始 。但 当 时 东 风 卡 车 可 靠 性 差 、备 件 难 求 。当 时 在 总工程师孟少农的主持下 , 列出了 100 多项攻关项 目, 逐个解决, 排气管开裂即是攻关项目之一, 曾被 列 为 二 汽 的 “ 零 号 战 役 ”。 排 气 管 原 设 计 材 料 为 HT15- 33( 即 现 牌 号 的 HT150) , 在 山 区 重 载 工 况 下 , 行 驶 8 000~10 000 km 即 因 开 裂 而 损 坏 。 分 析 失 效
ADAS系统开放道路测试方法研究

ADAS系统开放道路测试方法研究摘要:高级驾驶辅助驾驶系统(ADAS)在汽车上的应用越来越广泛。
为解ADAS系统开放道路测试评价方法的难题,本文介绍了ADAS系统开放道路测试的评价方法。
本文研究的测试方法主要对被测系统进行功能逻辑覆盖测试,验证其在各种真实交通环境下的适应性和鲁棒性。
以实际项目为例,详细阐述测试方案设计、制定测试规范、试验路线制定、试验数据分析、测试报告出具等测试项目各阶段的实施方法。
通过实践证明,按本测试方法测试人员可完成测试方案、测试实施、数据处理等工作,发现被测系统功能、逻辑、性能等方面的缺陷与不足,定位并还原问题场景,给出合理化的改进意见,进而不断优化和升级ADAS系统。
企业可建立完备的ADAS实车开放道路测试流程和测试规范。
关键词:智能网联汽车;开放道路测试;试验技术Research on open road Test method of ADAS SystemChen Shanbiao,Gao Fei,Pan Jiadi(Dongfeng Liuzhou Automobile Co., LTD,Liuzhou 545005 )Absract:Advanced driver assistance driving system (ADAS) is more and more widely used in automobile.In order to solve the problem of ADAS open road test evaluation method, this paper introduces the evaluation method of ADAS open road test.The test method studied inthis paper mainly tests the functional logic coverage of the tested system to verify its adaptability and robustness in various realtraffic environments.Taking the actual project as an example, the implementation methods of each stage of the test project, such as test scheme design, test specification formulation, test route formulation, test data analysis and test report issuance, are described indetail.It has been proved through practice that according to this testmethod, testers can complete the test scheme, test implementation, data processing and other work, find the defects and deficiencies in the function, logic, performance and other aspects of the tested system, locate and restore the problem scenes, give reasonable suggestions for improvement, and then continuously optimize and upgrade the ADAS system.Enterprises can establish a complete ADAS open road test process and test specifications.Key Words:Intelligent connected vehicle; Open road test; Test technology前言智能网联汽车ADAS系统开放道路测试开放道路测试主要是模拟用户实际使用的工况,对ADAS系统进行测试,包含不同的天气类型、光照条件、交通繁忙度、交通类型、路面情况、路侧目标、车辆类型、路况类型等九大测试要素。
球铁转向节的白口和反白口缺陷

《铸造设备研究》杂志征订启事
《铸造设备研究》杂志, 1979 年创刊, 国内外发行, 国家 级科技期刊, 山西省一级期刊。中国科技论文统计与分析 用刊,《中国期刊网》、《中国学术期刊(光盘版)》、《中 国 核 心 期刊( 遴选) 数据库》全文收录期刊,《中国 学 术 期 刊 综 合 评 价数据库》来源期刊,《中国报 刊索引》、《机 械 工 程 文 摘》等 多种检索系统收录期刊。
这是由于铈的熔点798比铁低得多因而造成在结晶凝固过程中铈向凝固较晚的中心部分集聚使得试样外层铈的含量较中心部分低的缘比铁的密度小所以镧更多地呈现比重偏析的倾向在球化处理后静置和结晶凝固过程中上浮造成其在不同高度的含量不同使试样沿高度方向的石墨形态不同
球铁转向节的白口和反白口缺陷
Gray and Nodular Irons
( 编辑: 周 亘)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
成在结晶凝固过程中铈向凝固较晚的中心部分
!!!!!!!!!!!!!!!!!!!!!!!!!"
集聚, 使得试样外层铈的含量较中心部分低的缘 故。
镧由于其密度( 6.166 g / cm3) 比铁的密度小, 所以镧更多地呈现比重偏析的倾向, 在球化处理 后静置和结晶凝固过程中上浮, 造成其在不同高 度的含量不同, 使试样沿高度方向的石墨形态不 同。例如: 在不含 S 的条件下用 0.13%镧( 质量分 数) 处理的铸铁试样, 上层为球状石墨, 底部为蠕 虫状石墨, 而中心部分为球状石墨和蠕虫状石墨
4 白口和反白口形成原因
4.1 白口形成原因 ( 1) 在浇注时因加孕育剂的管道堵塞使孕育
图 4 反白口组织( 图 2 中 B- B 截面处) Fig.4 Microstructure of reverse chill ( from B- B
立信所审计的上市公司

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国内汽车主机厂分布

Chongqing Changan Suzuki Automotive Co. Ltd Chongqing Changan Automotive Co. Ltd 50%;Suzuki 36%; Others 14%Car:200,025(Suzuki SX4:66,328, New Alto:43,463, Cultus:41,371Tianjin FAW Xiali Automotive Co. LtdChina FAW Group Corporation 47.73%;Tianjin Automotive Industry (Group) 31.82%; Others 20.45%Car:250,456(Xiali:201,386;Vela:4,816;Vizi:160; Weizhi:35,571)Tianjin FAW Toyota Motor Co. Ltd (TFTM )China FAW Group Corporation and Tianjin FAW Xiali 50%;Toyota Motor Corporation and Toyota Motor (China) 50%Car:483,847(Toyota RAV4:98,032;New Corolla:171,993;Corolla:82,746;Crown:44,580, Reiz:51,981; Vios:34,515)Zhengzhou Nissan Automobile Co., Ltd.Dengfeng Automobile Co., Ltd.(DFL 60%)51%; Dongfeng Motor Co. Ltd.(DFL) 29%; Nissan 20%Car:45,362(Shuaike:19,297;NV200:12,392;NissanPalading:8,433; Dongfeng Oting:3,061, Yumsun:2,179)Xi’an Silver Bus CorporationCNAC Auto Industry Group Co., Ltd.50%;Volvo Bus Corp.50%Large Bus:176(VOLVO 9300, 9800, 9600, 990, Silver 900 Series)Anhui Ankai Automobile Co., Ltd.Anhui Jianghuai Automobile Group Co., Ltd. 23.48%;Anhui Investment Co., Ltd. 18.72%Bus:3,887(Ankai Medium Bus:2,861;Medium Bus :939)Dongfeng Peugeot Citroën Automobile Company Ltd.Dongfeng Motor Group Co., Ltd. 50%;PSA Peugeot Citroen 50%Car: 376,331(Citroën Elysée:72,001;Quatre:107,062;C5:33,268;...Peugeot 307 :66,631; Peugeot 207:43,000; Peugeot 408:43,581;...)Sichuan FAW Toyota Motor Co. Ltd (TFTM,Chengdu Plant )China FAW Group Corporation 50%;Toyota 45%; Toyotsu 5%Toyota Prado : 15,266FAW-VW Automobile Co., Ltd.(Chengdu Plant )FAW-VW Automobile Co., Ltd. 100%For production plz find FAW-VW Item.Jiangling Motors Co., Ltd.Jiangling Holding Co. Ltd (Chana 50%, Jiangling 50%) 41.03%;Ford 30%; Others 28.97%Total:197,017(JMC Land wind:13,603; Baowei:4,673;Fashion:459;Light Bus:51,957;Light Truck:121,160)GAC Honda Automotive Co. LtdGuangzhou Automotive Group Co. Ltd 50%;Honda 50%Car: 385,755(Honda Accord:172,242; Fengfan:131,974;Odyssey:45,706; Fit:33,173;Crosstour:2,660)Honda Automotive (China) Co. LtdGuangzhou Automotive Group Co. Ltd 25%;Honda 65%; Dongfeng Motor Group Co. Ltd. 10%Honda Jazz (for Export) : 25,116Shanghai GM (Shenyang) Norsom Motors Co., Ltd.SAIC Motor Corporation Ltd. 25%;GM (China) 25%; Shanghai General Motors 50%Total:246,905(Chevrolet Cruze:192,564, Buick GL8:54,341)BMW Brilliance Automotive Ltd.Brilliance China Automotive Holdings Limited (CBA) 50%; BMW Group 50%Total:55,582(BMW 3 Series:13,033;5 Series :42,549Sinotruk Jinan Truck Co. Ltd.Sinotruk (Hongkong) Limited63.79%;Others 36.21%Total of Sinotruk Gr.:214,890(HeavyTruck:158,998;Tractor:38,113;Medium Truck:15,767;Light Truck:1,900;Large Bus:112)Jinan Geely Automobile Co. Ltd. (Geely Jinan Plant )Geely Automobile Holdings Limited 100%Emgrand EC718 : 70,193FAW Jilin Automobile Co., Ltd.China FAW Group Corporation100%FAW Sengya(Xenia), Jiabao :30,000 units(Annual Capacity)Shanghai GM Dong Yue Motors Co., Ltd.SAIC Motor Corporation Ltd. 25%;GM (China)25%; Shanghai General Motors 50%Chevrolet Epica, Aveo, Lova:240,000 units(Annual Capacity)Hafei Automobile Co., Ltd.Total:154,377(Hafei Utility Vehicle:133,913;Lubao:16,460;Saibao:1,021; Saima:2,983)Fujian Motor Industry Group Co., Ltd. 50%;Daimler 33.78 %; Taiwan China Motor 16.22%Total:11,332(Mercedes-Benz Viano:8,542; Viro:2,790)Fujian Daimler Automotive Co., Ltd. (FJDA)FAW Car Co., Ltd.China FAW Group Corporation 53.03%;Others 36.4%Total:273,888(Red Flag:176;Besturn:134,572; Mazda 6:96,737;Ruiyi:41,124;Mazda 8: 1,279)FAW-Volkswagen Automobile Co., Ltd.China FAW Group Corporation 60%;Volkswagen AG 20%; Audi AG 10%; Volkswagen (China) 10%Total:882,827(Audi A6L:115,968;A4L:60,597,VW Jetta:228,005...)FAW Jiefang Automotive Company Ltd.China FAW Group Corporation 100%Total:392,866(Jiefang Tractor:144,187;Heavy Truck:91,884;Medium Truck:39,406;Light Truck:86,319; Mini Truck:31,070)Sichuan FAW Toyota Motor Co., Ltd.(Chuangchun Plant)China FAW Group Corporation 50%;Toyota 45%,Toyotsu 5%Toyota Land Cruiser:6,117Dongfeng Yueda Kia Motor Co., Ltd.Dongfeng Motor Corporation,Yueda Group 25%;Kia Motors 50%,Total:338,362(Kia Forte:108,496; Cerato:84,248; Sportage:67,812;...)King Long United Automotive Industry (Suzhou) Co., Ltd Xiamen King Long United Automotive Industry Co., Ltd 60%Total:21,392(Higer Large Bus :8,348;Medium Bus:9,853;...)Dongfeng Motor Group Co., Ltd. 50%;Nissan 50%Nissan Tenna : 100,000 unitsDongfeng Nissan Passenger Vehicle Company(Xiangfan Plant)Beijing Hyundai Motor Company (BHMC)Beijing Automobile Investment Co. Ltd. 50% (BAIC 41%);Beiqi Foton Motor Co., Ltd.Beijing Automotive Industry Holding Co. Ltd. (BAIC) 37.7%; Car :13,138 (MP-X:, Midi); Bus :27,871 (Large Bus:2,322);Truck : 654,436 (Light Truck: 450,632; Heavy Truck: 61,140)Beijing Benz Automotive Co., Ltd. (BBAC)Car: 39,740 (Mercedes-Benz C Class:28,308; E Class :11,432)Shanghai Volkswagen Automobile Co., Ltd.SAIC Motor Corporation Ltd. 50%;Volkswagen 50%Total:1,017,249(Volkswagen Santana:213,831; Lavida:251,936;Skoda Superb:39,647; Fabia:43,198; Octavia:113,858;...)Shanghai General Motors Co., Ltd.SAIC Motor Corporation Ltd.51%;General Motors 49%Total:1,038,128(Buick Excelle:229,509; Lova:86,390;Cruze:192,564;New Sail:132,256; New LaCrosse:107,516; ...)Shanghai Sunwin Bus Co., Ltd. SAIC Motor Corporation, Limited.50%;Volvo 50%Total:3,099(Large Bus:2,903; Medium Bus:156; Light Bus:40)SAIC Motor Passenger Vehicle Co. Total:103,880(Roewe 550: 73,777; Roewe 750: 6548;MG 6:21,894; MG 550:1,557;MG 3 :5,720; MG 7:1,604Dongfeng Nissan Diesel Motor Co., Ltd.Dongfeng Motor Group Co., Ltd.50%;UD Trucks Corporation 50%Heavy Tractors, Trucks,etc : 13,000 units(Annual Capacity)Great Wall Motor Company Limited (Baoding Plant)Weijian Jun 38.13%; Others 61.97%Car:294,321(Hover H:113,993; M:34,895; Voleex C30:73,440; Cool Bear:2,614;Florid:53,615 ; Voleex V80:5,716; C10:9,861Hebei Changan Automotive Co. LtdChongqing Changan Automotive Co. Ltd (Chana) 80.11%Utility Vehicles : 200,000 units(Annual production capacity)Southeast (Fujian) Automotive Industry Co., Ltd.Total:115,560 (Southeast Freeca:620;V3 Lingyue:74,169;Mitsubishi Lancer EX:24,864;Lancer:5,257; Dodge Caravan:1,005Liaoning SG Automotive Group Company Limited SG Group 21.03%;Others 88.97%Total:40,170(Light Truck:19,038;Large Bus:3,830;Light Bus:34;Medium Bus:729;Qisheng:12,953;Tiaozhanzhe:2,144;...)SAIC Motor Corporation Ltd.50.1%;GM (China) 44%; Liuzhou Wuling Motors Co Limited 5.9%Total:1,147,887(Wuling Utility Vehicles: 1,074,851;Chevrolet Spark:73,036, )SAIC-GM-Wuling Automobile Co., Ltd. (Qingdao Plant)Jiangxi Changhe Suzuki Automotive Co. Ltd China Chang’an Vehicle Group Co., Ltd.50%;Suzuki 45.4%; Others 3.6%Car: 75,522(Changhe Wagon R+:70,614; Liana :4,908)Dongfeng Honda Automobile Co., Ltd. Dongfeng Motor Group Co., Ltd. 50%;Honda 50%Car:266,006(Honda CRV:141,990; Civic:103,359; Spirior:20,657)Hawtai Automobile Group Co., Ltd. (Erdos Plant)Hawtai Automobile Group Co., Ltd.100%Total of Gr.:81,300(Hyundai Santa Fe:77,037;Terracan :4,263)Chongqing Changan Automotive Co. Ltd (Chana Auto)China Changan Vehicle Group Co., Ltd. 45.55%;Others 54.45%Total:890,304(Utility Vehicles:527,293; Mini Truck:130,462;Light Truck:43,026;Car:189,510(Benni:76,969;Alsvin:100082,...))Mianyang Huarui Auto Co., Ltd.(Jinbei Mianyang Plant)Huachen Automotive Group Holdings Co., Ltd.100%Jinbei SUV, Pick-up, Light Truck, Small Bus Beijing North Huade Neoplan Bus Co., Ltd. China North Industries Group Corporation 100% Bus:701(Large Bus : 622; Medium Bus:79)Beijing Foton Daimler Automotive Co., Ltd.Beiqi Foton Motor Co., Ltd. 50%;Daimler AG 50%Ouman Medium & Heavy Trucks : 100,000 units (Planning)Changan Ford Mazda Chongqing Co. Ltd.(Chongqing Plant )Chana Auto 50%;Ford 35%; Mazda 15%Total for CFM:407,342 (Ford Focus:171,060; New Fiesta:74,388; Volvo S80:11495, S40:5509; Mazda 2: 21,360, Mazda 3:67,590;...Qingling Automotive Co. LtdQingling Automotive (Group) Co. Ltd.51%;Isuzu (China) Investment Co. Ltd.20%; Others 29%Truck & Car: 65,497 (Light Truck:39,263; Medium Truck:6,034;Heavy Truck:289; SUV-Rodeo : 1,287; Light Bus:16)Zhengzhou Yutong Bus Co., Ltd.Zhengzhou Yutong Group Co., Ltd. 32.9%;Others 67.1%Bus:40,655(Large Bus:17,744;Medium Bus:19,149;Light Bus:3762BYD Automobile Co., Ltd. (Xi’an Plant)BYD Automobile Co., Ltd. 100%Total for BYD Gr.521,232(F3:263,415;F0:148,691;F6:51,726;G3:50,431;L3:3,233;M6:3,162;F3DM:3,162;E6:77)Anhui Jianghuai Automobile Co., Ltd.Anhui Jianghuai Automobile Group Co., Ltd. 34.76%;Others 65.24%Total:464,061(JAC Rein:18,734, Refine:65,310; Heyue:69,071;Tongyue:41,440;Heavy Truck:26,473;Medium Truck:24,552...)Guangzhou Automobile Group Autobus Co., Ltd.Guangzhou Automotive Group Co. Ltd 50%; Hongkong Zhonglong Investment Co.,Ltd. 50%Bus:1,979(Large Bus: 835; Medium Bus:346; Light Bus :796)Changan Ford Mazda Automobile Co., Ltd. (Nanjing Plant)Chongqing Changan Automobile 50%; Ford 35%; Mazda 15%Total for CFM:407,342 (Ford Focus:171,060; New Fiesta:74,388; Volvo S80:11495, S40:5509; Mazda 2: 21,360, Mazda 3: 67,590;Shanghai Volkswagen Automobile Co., Ltd. (Nanjing Plant)SAIC Motor Corporation Ltd. 50%;Volkswagen 50%Total:1,017,249(Volkswagen Santana:213,831; Lavida:251,936;Skoda Superb:39,647; Fabia:43,198; Octavia:113,858;...)Shenyang Brilliance Jinbei Automobile Co., Ltd.Brilliance China Automotive Holdings Limited 51%;Jinbei Automotive Company Limited 39.1%; Others 9.9%Total:459,891(Car:226,840; Truck:155,623; Bus:77,428)GAC Hino Motors Co., Ltd. (Shenyang Plant)Guangzhou Automotive Group Co. Ltd. 50%;Hino Motors 50%Large Bus:150ShenyangDandongChangchunJilinTianjingBaodingBaotou Yantai JinanBeijingChengduMianyangChongqingXi’anZhengzhouShiyanXiangfanWuhanHefeiNanjing WuhuJingdezhen NanchangChangsha YongzhouLiuzhouGuangzhouXiamenFuzhouShanghai Yancheng HarbinHaikouWestern RegionNortheast RegionCentral RegionGAC Changfeng Motor Co. Ltd (Yongzhou Plant)Guangzhou Automotive Group Co. Ltd 29%;Changfeng 21.98%; Mitsubishi 14.59%; Others 35.27%Total:31,389(Changfeng Kylin:263; Liebao:28,157; Mitsubishi Pajero:7,862)Guangzhou Automotive Group Co. Ltd 50%;Fiat 50%Fiat Linea : 140,000 units (Planning Capacity)Chongqing Lifan Passenger Car Co. Ltd.(Chongqing Plant ) Lifan Industry (Group) Co., Ltd 100%Total:71,090(Lifan 620: 26,843; 520: 14,408; 320:12,078; 520i:6,545;Utility Vehicle:11,216)Dong Feng Motor Corporation Passenger Vehicle Company (DFPV,Wuhan Plant)Dongfeng Motor Group Co., Ltd. 100%Car:26,834 (Dongfeng Fengshen S30:18,205; H30 : 8,629)GAC-Fiat Passenger Cars Joint Venture(Changsha Plant)China Changan Automobile Group Co., Ltd. 74.81%;Others 25.19%China's Major Vehicle Manufacturing Bases Map (2011 Edition)(Latest Updated by ACG,March-2011)Yanbian Huatai Automobile Co., Ltd.Huatai Automobile Group Co., Ltd.100%BusFaw Bus and Coach Dalian Plant Faw Bus and Coach Co., Ltd. 100%Jiefang Bus, FAW New Energy Bus : 3,000 units(Capacity)Jianghuai-Navistar-Caterpillar Medium & Heavy Truck Joint Anhui Jianghuai Automobile Co., Ltd. 50%;Navistar 25%; Caterpillar 25%Medium & Heavy Trucks (Planning)Chongqing Lifan Passenger Car Co., Ltd. (Hohhot Plant)Lifan Industry (Group) Co., Ltd.;Hohhot Jinchong Investment ; Inner Mongolia Nyren Group Lifan SUV : 50,000 units (Planning Capacity)Baotou Bei Ben Heavy-Duty Truck Co., Ltd China North Industries Group Corporation Total:46,274(Heavy Trucks :31,511; Tractor:14,763)ShenzhenSuzhouBYD Auto Co., Ltd. 100%Total for BYD Gr.521,232(F3:263,415;F0:148,691;F6:51,726;G3:50,431;L3:3,233;M6:3,162;F3DM:3,162;E6:77)Citroën DS Series : 200,000 units(Planning)China Changan Automobile Group Co., Ltd. 50%;PSA 50%Changan PSA Automobile Co., Ltd. (Based on Hafei Shenzhen Plant )Shenzhen BYD Auto Co., Ltd. (Shenzhen Plant)GAC Hino Motors Co., Ltd. (Guangzhou plant)Guangzhou Automotive Group Co. Ltd. 50%, Hino Motor 50%Truck:3,230(Heavy Truck:955; Light Trucks: 1,069;Tractor:1,206GAC Toyota Automotive Co., Ltd.Guangzhou Automotive Group Co. Ltd 50%;Toyota 50%Car:268,445(Toyota Camry:160,563;Yaris:27,169;Highlander :80,713)Dongfeng Nissan Passenger Vehicle Company (Guangzhou Plant)Dongfeng Motor Group Co. Ltd. 50%;Nissan Motor 50%Car:673,838(Nissan Tenna:145,016; Sylphy:143,248;Tiida:85,104;Livina:111,501; X-Trai:32,842;March:18,080; Qashqai:63,657;...)Guangzhou Automotive Group Passenger Car Co., Ltd Guangzhou Automotive Group Co. Ltd.100%GAC Chuanqi : 100,000 units(Annual Production Capacity)FAW Haima Automobile Co., Ltd.China FAW Group Corporation 49%;Haima Investment Group Co., Ltd. 51 %Car:136,022(Haima M2:27,387; Familia:60,191;Preema:27,465;...)Chery Automobile Co., Ltd.Chery Automobile 80%;Domestic Institutional Investors 20%Total:684,589(Chery QQ3:153,676;Cowin 3:77,292,A3:58393;... Riich M1:23,410; X1:18,101;G5:2319; Rely V5:11,187;Karry Youpai:619;Youya:877;Yoyo:45,626 )Xiamen King Long United Automotive Industry Co., Ltd. Xiamen King Long Automobile Group Co., Ltd. 51%Total:23,608(LargeBus:7,968;MediumBus:5,191;Light bus:10,449Xiamen Golden Dragon Bus Co., Ltd.Xiamen Golden Dragon Automobile Group Co., Ltd. 51%, Hong Kong Gia (Group) Co., Ltd. 49%Total:21,861(LargeBus:4,835;MediumBus:3,627;Light Bus:13,399)Dongfeng Motor Co., Ltd. (DFL)Dongfeng Motor Group Co., Ltd. 50%;Nissan 50%Total: 1,680,762(Cars:673,838+350,041;Truck:616,627;Bus:40,256)Eastern Coastal RegionHohhotOrdosBaoding Changan Bus Co. LtdChina Chang’an Vehicle Group Co., Ltd.100%Bus:3,847(Medium Bus:2,441; Light Bus:1,406)Great Wall Motor Company Limited (Tianjing Plant)Great Wall Motor Company Limited 100%Great Wall High-end Models:Hover H6 ( Planning for Export );Hebei Zhongxing Automobile Co., Ltd.Managerial Ownership 100%Total:64,854(Landmark:17,489;Admiral:272; Light Truck:47,094)Dongfeng Electric Vehicle Co., Ltd. (DFEV)Dongfeng Motor Group Co., Ltd. 36.44%;Others 63.45%Hybrid Electric Car, Trolley EV, Golf Cart EVFAW Bus and Coach (Chegndu) Co., Ltd.Faw Bus and Coach Co., Ltd. 50%;Chengdu Anda Special Vehicles Co., Ltd. 50%FAW Medium Bus : 5,000 units(Annual Production Capacity)Chengdu Wangpai Motor Group Co., Ltd.Chengdu Wangpai Motor Group Co., Ltd. 100%Wangpai Light, Medium & Heavy Truck:40,000 units(Capacity)FAW-GM Yunan Hongta Automotive Co. LtdFAW-GM Light Vehicle Co. Ltd (FAW 50%, GM 50%)51%;Car:788 (Freewind); Production Capacity: 80,000unitsChengdu Gaoyuan Automobile Co., Ltd.(Geely Chengdu )Geely Automobile Holdings Ltd. 91%;Zhengjiang Geely Holding Group Co. Ltd. 9%Total for Geely Gr.:416,776(Freedom Ship:95,096; LG-1:73,970;Gleagle Vision:65,121;LG-3:13,388; EC7: 70,193,EC8:1,376;...)Dongfeng Yuan Vehicle Co., Ltd.Dongfeng Motor Corporation (DFM )50%;Chongqing Xiaokang Vehicle Co. Ltd 50%Dongfeng Utility Vehicles :226,957Taiyuan Chang’an Heavy Vehicle Co., Ltd. China Chang’an Vehicle Group Co., Ltd. 100%Heavy Truck: 3,070Dongfeng Bus Company of Dongfeng Motor Co. Ltd.Dongfeng Motor Co. Ltd. (DFL) 100%Bus: 4,103 (Dongfeng Medium Bus:1,499; Large Buses:107;Light Bus:2497)SAIC-Iveco Hongyan Commercial Vehicle Co. Ltd.SAIC-Iveco Commercial Vehicle Investment Co. Ltd.;Chongqing Heavy Duty Vehicle Group Co. Ltd.Heavy Duty Commercial Vehicles:34,494 (Heavy Truck:32,757;Semi-Trailer Truck:1,737)Hunan Jiangnan Automotive Co. LtdZotye Holding Group 70%;Jiangnan Machinery (Group) 30%Total for Zotye Group:135,648(Jiangnan Alto:31,729;Zotye Mutiplan:2,378, Langyue:5981;Zotye 2008:23583; 5008:71977;)Jiangxi KAMA business bus Co.,Limited (Bonluck Bus)Management Team of Bonluck 62%; Local Government 38%Large Buses ( for export) : 3,000 units(Annual Capacity)Changsha BYD Bus Co. Ltd. BYD Auto Co. Ltd. 100%C6(Van), K9(Electric-Bus)DAF Medium & Heavy Truck Joint VentureChina Hengtian Group Co., Ltd. ;DAF, etc.DAF Medium & Heavy Trucks : 30,000 units (Planning)Shaanxi Heavy-duty Automobile Co., LtdShaanxi Automobile Group Co., Ltd. 49%;Weichai Power Co.,Ltd. 51%Total for Group:130,818(Heavy Truck: 83,848;Tractor:33,996;Light Truck:3,789;Medium Truck:1,907;Bus:3,135;Minivan:4,143Dongfeng Nanchong Automobile Co., Ltd.Dongfeng Motor Corporation(DFM) 100%CNG Trucks & Buses : 30,000 units(Production Capacity)Sinotruk Jinan Commercial Vehicle Co. Ltd.Sinotruk (Hongkong) Limited 100%Total of Sinotruk Gr.:214,890(HeavyTruck:158,998;Tractor:38,113;Medium Truck:15,767;Light Truck:1,900;Large Bus:112)Shandong Jinan Youngman Automobile Co., Ltd. (Jinan Plant)China Youngman Automobile Group Co., Ltd.100%Lotus L3,RCR,Jingyue : 150,000 units (Planning Capacity)FAW Harbin Light Automobile Co., Ltd.China FAW Group Corporation 50%;GM 50%FAW Light Commercial Vehicles:80,000 units(Annual Capacity)BMW Brilliance Automotive Ltd.( No.2 Plant)Brilliance China Automotive Holdings Limited (CBA) 50%; BMW Group 50%BMW X3 : 75,000 units (Planning)FAW Bus and Coach Co., Ltd.China FAW Group Corporation 100%Total:5,128(Large Bus:3,088;Medium Bus:1,436;Light Bus:604)XCMG Nanjing Automobile Manufacturing Co., Ltd.XCMG 60%;Others 40%Total:1,950(Heavy Truck:1,943; Medium Truck:6;Tractor:1)Yangzhou JAC Light Automobile Co., Ltd.Anhui JAC Automobile Group Co., Ltd.40%;Others60%JAC Light & Mini Trucks : 50,000 units(Annual Capacity)Yangzhou Yaxing Bus Co., Ltd.Yangzhou Yaxing Bus Group Co., Ltd. 58.44%Total:2,777(Large Bus:338;Medium Bus:1,915;Light Bus:524)Nanjing Changan Automobile Co., Ltd.Chongqing Changan Automobile Co., Ltd. 73.6%;Nanjing Dongyu Automobile Group 26.4%Chana Utility Vehicles : 212,379Changzhou Dongfeng Automobile Co., Ltd.Dongfeng Automobile Co., Ltd. 83.3%;Dongfeng Motor Corporation (DFM) 16.7%Light Commercial Vehicles : 50,000 units(Annual Capacity)Shanghai Maple Guorun Automobile Co. Ltd. (Shanghai Plant)Geely Automobile Holdings Ltd.,91%;Zhejiang Geely Holding Group Co., Ltd. 9%Englon TX4:414; Maple Hysoul:936; Hisoon:558; Marindo:2,731;Jiangxi Huaxiang Fuqi Automobile Co., Ltd.Ningbo Huaxiang Group100%SUV Fuqi 6500 : 100,000 units(Production Capacity)Shanghai Huizhong Automotive Manufacturing Co ,Ltd .SAIC Motor Corporation, Limited. 100%Total:3,043(Light Bus:2,797;Tractor:181;Heavy Truck:56)Zotye Holding Group (Hangzhou Xiaoshan Plant)Zotye Holding Group 100%Total for Zotye Group:135,648(Jiangnan Alto:31,729;Zotye Mutiplan:2,378, Langyue:5981;Zotye 2008:23583; 5008:71977;)Zhejiang Youngman Passenger Car Group Co., Ltd.China Youngman Automobile Group Co., Ltd.100%Lotus L3,RCR,Jingyue : 430,000 units (Planning in Total)Zhejiang Gonow Automobile Co., Ltd (Hangzhou Plant)Gonow Group Co., Ltd 100%Gonow Xingwang Utility Vehicles : 32,138Dongfeng Hangzhou Motor Co., Ltd.Dongfeng Motor Co. Ltd. (DFL) 100%Dongfeng Medium & Large Bus: 30,000units(Annual Capacity) Dongfeng Yulong (Hangzhou) Motor Co., Ltd.Dongfeng Motor Corporation (DFM) 20%;TaiwanYulon 50%; Zhengjiang Zhongyu (Holding) Group 30%Luxgen SUV,MPV: 120,000 units (Planning)Zhejiang Gonow Automobile Co., Ltd (Dongying Plant)Gonow Group Co., Ltd 100%Gonow Pickup, SUV Shuaibao : 50,000 units (Annual Capacity)FAW Bus & Coach (Wuxi) Co., Ltd.FAW Bus & Coach Co., Ltd.FAW BusJinhua Youngman Automobile Co., Ltd.China Youngman Automotive Group100%MAN Heavy TruckYoungman Coach CompanyChina Youngman Automotive Group100%Total:2,951(Neoplan Large Bus:2,713;Medium Bus:238)Zhejiang Ruhoo Automobile Co. Ltd. (Linhai Plant)Geely Automobile Holdings Ltd., 91%;Zhejiang Geely Holding Group Co., Ltd. 9%Total for Geely Gr.:416,776(Geely Freedom Ship:95,096;...)Zhejiang Geely Automobile Co. Ltd. (Ningbo Plant)Geely Automobile Holdings Ltd., 91%;Zhejiang Geely Holding Group Co., Ltd. 9%Total for Geely Gr.:416,776(Geely Freedom Ship:95,096;...)Zhejiang Gonow Automobile Co., Ltd (Taizhou Plant)Gonow Group Co., Ltd 100%Total for Gonow:49,039(Xingwang:32,138;Aoxuan:9,952;...)Haima (Zhengzhou) Automobile Co., Ltd.Haima Investment Group Co., Ltd. 61.75%; Others 28.25%Car:91,090(Fstar Utility Vehicles:64,256;Haima Wangzi :26,834)Chongqing Passenger Car Co., Ltd (Chongqign Bishan Plant)Lifan Industry (Group) Co., Ltd.100%Lifan Utility Vehicles;Chongqing Hengtong Bus Co., Ltd.Chongqing Bus General Manufactory 100%Bus:502(Large Bus :378;Medium Bus:124)BishanZhongtong Bus Holding Co. Ltd.Zhongtong Automobile Industry Group Co., Ltd. 21.7%;Others 78.3%Bus:4,496(Large Bus:2,563; Medium Bues:1,933)Shandong Taian Youngman Automobile Co., Ltd.(Taian Plant)China Youngman Automobile Group Co., Ltd. 100%Lotus L3, RCR, Jingyue; 120,000 units (Planning Capacity)Harbin Hafei Automobile Industry Group Co., Ltd.(Weihai Plant)China Chang’an Vehicle Group Co., Ltd.100%Hafei Light Trucks, Utility Vehicles ;30,000 units(Capacity)Rongcheng Huatai Automobile Co., Ltd.Hawtai Automobile Group Co., Ltd. 100%Total of Gr.:81,300(Hyundai Santa Fe:77,037;Terracan :4,263)Sinotruk Jining Commercial Vehicle Co. Ltd.Sinotruk (Hongkong) Limited 100%Total of Sinotruk :214,890(HeavyTruck:158,998;Tractor:38,113;Medium Truck:15,767;Light Truck:1,900;Large Bus:112)Lianyungang Youngman Automobile Co., Ltd.China Youngman Automobile Group Co., Ltd.100%Light Trucks & Buses: 50,000 units (Planning)Anhui Hualing Automobile Group Co., Ltd.Anhui Xingma Automobile Group Co., Ltd. 20.83%Heavy Trucks : 20,000 units(Annual Production Capacity)NingboHangzhouChangzhouYangzhouWuxiFoshanWuzhouJinhuaTaizhouQingdaoNanchong LianyugangMaanshanJining Tai’anLiaochengQujingYubei YanbianSAIC-GM-Wuling Automotive Co. LtdSAIC Motor Corporation Ltd. 50.1%;GM China 44%; Liuzhou Wuling Motors Co Limited 5.9%Total:1,147,887(Wuling Utility Vehicles: 1,074,851;Chevrolet Spark:73,036, )Dongfeng Liuzhou Automotive Co. Ltd (DFLZ)Dongfeng Motor Co. Ltd. 75%;Liuzhou Industrial Holding 25%MPV Space Gear :50,888; For Trucks plz find DFL.Mudan Automobile Shares Co., Ltd.Zihao Li 68.9%; Others 31.1%Mudan Medium & Large Buses : 50,000 units(Annual Capacity)Guangdong Foddy Automobile Co., Ltd. (Foshan Plant)Guangdong Foddy Automobile Co., Ltd. 100%Lion Pickups, Explorer SUV : 50,000 units(Annual Capacity)Hunan Geely Automotive Co. Ltd (Geely Xiangtan Plant )Geely Automobile Holdings Ltd.91%;Zhengjiang Geely Holding Group Co. Ltd.9%Total for Geely Gr.:416,776(Freedom Ship:95,096; LG-1:73,970;Gleagle Vision:65,121;LG-3:13,388; EC7: 70,193,EC8:1,376;...)Dongying TaiyuanXiangtan上海大众上海大众Zhangjiagang Dalian WeihaiRongchengSAIC Motor Corporation, Limited.100%Fujian Motor Industry Group Co., Ltd.50%;Mitsubishi Motors 25%; Taiwan's China Motor 25%Others 62.3%Hyundai Motor Company 50%Car:704,441(Hyundai Elantra Yuedong:233,073, Elantra:152,729;Accent:68,122; IX35:64,539; Tucson:57,146; Verna:46,401;)Beijing Automotive Industry Holding Co. Ltd. 50%;Daimler AG 50%Yunan Hongta Group 32.93%; Yunan Provincial Governmet 17.07%(Planning)© ACG-Aquarius Consulting Group 2009-2011Phone: 023-6771-5135; Mobile: 151-2317-8508; E-mail: china@Company Name or Production Base Name ShareholdingModel Name:Production or Annual CapacityLogo76851011201762753283945236386741,038139021 22 29 35 41 47 27 27 293434364566 76 76 81 112 123 152 151 175216222 305 392 0%10%20%30%40%50%60%2004006008001,0001,2001,4001,6001,8002,0001998199920002001200220032004200520062007200820092010x 10000China's Vehicle Production & Growth Rate(1998-2010)Car Bus Truck Growth Rate。
汽车侧围外板锐棱成形工艺设计与数值模拟

DOI: 10.11991/yykj.202010012网络出版地址:https:///kcms/detail/23.1191.U.20201208.1051.002.html汽车侧围外板锐棱成形工艺设计与数值模拟蒋磊,谢蛟龙,王龙,赵磊,马培兵,张雄飞东风本田汽车有限公司,湖北 武汉 430056摘 要:为实现锐棱化腰线在汽车覆盖件上的工业化应用,以腰线圆角半径为2.5 mm 的某车型侧围外板为研究对象,借助FEM 仿真软件,对锐棱化侧围外板进行成形工艺设计和数值模拟。
通过冲压方向优选、压料面随形设计、浅拉延工艺补充面设计、余肉隆起设计以及流入量调整等方法,解决了锐棱化侧围外板拉延开裂以及腰线滑移等质量问题。
最终按照优化后的成形工艺方案设计、制造了锐棱化侧围外板的冲压模具,并利用数值模拟结果指导了现场试模,调试出变形充分,无开裂、起皱以及腰线滑移的合格零件。
研究表明,该成形工艺方案可实现锐棱化侧围外板的工业化应用。
关键词:锐棱;侧围外板;成形工艺;数值模拟;滑移;开裂;工艺设计;冲压模具;试模中图分类号:U466; TG386 文献标志码:A 文章编号:1009−671X(2021)02−0080−07Stamping process design and numerical simulation for automobile sideouter panel based on sharp edgeJIANG Lei, XIE Jiaolong, WANG Long, ZHAO Lei, MA Peibing, ZHANG XiongfeiDongfeng Honda Automobile Co., Ltd., Wuhan 430056, ChinaAbstract : In order to realize industrial application of the sharpened waistline on automobile panels, the side outer panel of a certain vehicle with a waistline fillet radius of R 2.5 mm was taken as the research object to carry out the sharpened side outer panel stamping process design and numerical simulation, with the help of FEM simulation software. By the methods such as optimizing the press direction, designing the binder surface conforming to the shape, designing the addendum surface based on shallow drawing process, designing the swelled model and adjusting the drawing inflow,etc., the cracking and skid line of the waistline during side outer panel drawing were solved. Finally, according to the optimized stamping process, the die of the sharp edged side outer panel was designed and manufactured, and the numerical simulation results were used to guide the die testing, and the qualified parts with sufficient deformation, with no crack, no wrinkle and no skid line of waistline were tried out. Research shows that the forming process can realize the industrial application of sharp edged side outer panel.Keywords: sharp edge; side outer panel; stamping process; numerical simulation; skid line; crack; process design; die;die tryout外观特征线是汽车的重要设计语言之一,决定了汽车的关键造型。
基于CAE分析的发动机共振问题研究
基于C AE分析的发动机共振问题研究李壮(广西玉柴机器股份有限公司,广西南宁530007)摘要:为解决柴油发动机振动超标问题,分析发动机中的零部件及安装支架等固有频率的同时,需分析发动机总成固 有频率在发动机运行过程中产生的影响,采用C A E分析软件对几种设计方案进行计算分析。
计算结果发现改变整机设计结构,可以提升发动机总成的固有频率,避免发动机常用转速运行过程中产生共振,改善N V H水平。
关键词:柴油发动机;N V H;C A E中图分类号:T K428 文献标识码:A 文章编号:1672-545X( 2021 )03-0156-04〇刖5中国近年来,随着重型卡车技术水平的突飞猛 进,以及道路条件的不断完善,越来越多的商用车辆 选择在高速公路上运送货物。
然而部分车辆在常用 车速行驶时,会出现明显的整车抖动问题。
在长途行 车的过程中,这种异常抖动一方面加剧了驾驶员的 身体疲劳,造成腰肌劳损,令一方面分散驾驶员注意 力,存在安全隐患|1]。
同时随着人们生活水平逐渐提 高,对于驾乘舒适性也提出了更高的要求,尤其是卡 车司机群体呈现年轻化趋势,良好的驾驶体验,也成 为了各个汽车厂产品竞争力的体现,各家商用车企,均在N V H方面投入了大家的研究工作,发动机作为 整车主要的振动噪声来源,动力总成的N V H开发,也成为整车开发的重点工作。
现如今仿真技术的不 断成熟,可代替部分汽车试验,但是仍与实际试验有 部分差异。
同时结合仿真与实际试验,进一步完善试 验步骤,缩小差异,仍需深人了解[\作者针对某款柴油机配套整车,在1300 ~1 400 r/min转速下出现整车共振和车内轰鸣问题,进行原因分析并提出优化设计方案,基于C A E仿真 分析评估优化方案对于发动机及动力总成固有频率 的影响,进而判断优化设计对于整车N V H改进效 果,结果表明对于发动机N V H开发,不单单要考虑 零件本身的固有频率,还需要把整个动力总成看成 整体进行优化设计,提升动力总成的固有频率,避免 在发动机常用转速区域产生共振问题。
爬楼轮椅的改进设计与相关特性分析
Equipment Manufacturing Technology No.10,2020爬楼轮椅的改进设计与相关特性分析朱阳,邱卫明(台州广播电视大学高职学院,浙江台州318000)摘要:中国市场需要一种使用灵活可靠、价格适中的爬楼轮椅作为老年人与腿脚不便者的重要代步工具。
对行星轮式爬楼轮椅在水平路面直线、转弯运动及爬楼模式中的运动学、力学分析,得到在不同模式下的速度、位置及越障能力等数据,可以作为爬楼轮椅总体方案及相关设计的理论依据。
关键词:行星轮;爬楼轮椅;改进;分析中图分类号:TH122文献标识码:A 0引言当前,中国社会的老龄化趋势越来越显著,老年人与腿脚不便者所占比重不断上升[1]。
对于多数老年人与腿脚不便者来说,轮椅是一种非常重要的代步工具。
但普通轮椅仅适于水平或倾斜度不大的路面行驶,如遇台阶,基本需要借助外人的搬动。
主要原因是普通轮椅缺少与翻越障碍物等相关的爬楼机构。
而目前大部分爬楼轮椅价格昂贵,且体积较大,常见的公寓式楼道过于狭小,使用不便叫因此,生产一种体积较小巧、价格适中、行走平稳的爬楼轮椅将非常适合中国的市场。
1方案的确定1.1总体方案的分析爬楼轮椅根据其工作原理,除了一些采用多种辅助机构外,一般常采用腿足式、履带式,行星轮式等叫因此,首先需要在对各种机构的优缺点进行分析的基础上确定总体方案。
1.1.1腿足式腿足式是市场初期出现的爬楼轮椅所采用的铰链杆件装置,外形上有点像机器人。
爬楼的时候,通过机械臂的交替运动先是升高轮椅,然后向前水平运动,爬楼过程就是这两个运动的重复,基本上是对人类爬楼过程的模仿阻从机构角度分析,腿足式爬楼轮椅的灵活性强,能很好地适应不同地形,行走于大多数楼道、路面没有问题。
缺点是腿足式爬楼轮椅的铰链杆件装置机文章编号:1672-545X(2020)10-0050-03构复杂、效率低,不能实现较高速度的稳定行走。
1.1.2履带式履带式爬楼轮椅在技术也是相对成熟的,原理基本类似于履带式装甲车。
车用发动机稳态油耗MAP图探析
第30卷第11期 2007年11月合肥工业大学学报(自然科学版)J OU RNAL OF H EFEI UN IV ERSIT Y OF TECHNOLO GYVol.30No.11 Nov.2007 收稿日期:2006211223作者简介:沈 健(1962-),男,江苏东台人,东风汽车股份有限公司研究员级高级工程师;曾迥立(1969-),男,河南南阳人,东风汽车股份有限公司高级工程师;钱立军(1962-),男,安徽桐城人,合肥工业大学教授,博士生导师;潘开胜(1974-),男,贵州兴义人,东风汽车股份有限公司高级工程师;黎华平(1965-),男,湖北应城人,东风汽车股分有限公司高级工程师.车用发动机稳态油耗MA P 图探析沈 健1, 曾迥立1, 钱立军2, 潘开胜1, 黎华平1(1.东风汽车股份有限公司商品研发院,湖北武汉 430056;2.合肥工业大学机械与汽车工程学院,安徽合肥 230009)摘 要:文章通过对某车平路面等速行驶各档负载曲线与发动机MA P 图的匹配分析,探讨了发动机MA P 图中等油耗率曲线的走向、分布和数值大小对整车等速行驶油耗的影响,指出了具有良好等油耗率曲线分布的发动机MA P 图应具备的特征。
关键词:汽车;发动机万有特性图;燃油经济性;匹配分析中图分类号:T K411.27 文献标识码:A 文章编号:100325060(2007)1121426204Analysis of the engine MAP in automobiles based on steady f uel economySH EN Jian 1, ZEN G Jiong 2li 1, Q IAN Li 2jun 2, PAN Kai 2sheng 1, L I Hua 2ping 1(mercial Product R &D Institute ,Dongfeng Automobile Co.,Ltd ,Wuhan 430056,China ;2.School of Machinery and Automobile Engineering ,Hefei University of Technology ,Hefei 230009,China )Abstract :By matching analysis of t he engine MA P and t he load curves of an automobile running on t he level road surface by constant speeds in different shift s ,influences of t he tendency ,dist ribution and values of t he equivalent specific f uel co nsumption curves in t he engine MA P diagram on t he constant f uel economy are investigated.The feat ures of t he engine MA P diagram wit h fine dist ribution of e 2quivalent specific f uel consumption curves are described.K ey w ords :automobile ;engine MA P ;f uel econo my ;matching analysis 汽车的油耗涉及多个方面的因素,从整车技术看,降低车辆自重、改进车辆外形和结构,改善传动系与发动机的匹配及使用子午线轮胎等,都是降低汽车行驶油耗的有效措施。
重庆长安汽车股份有限公司财务风险管理研究-会计-毕业论文
摘要随着收入的增长和消费观念的改变,人们对汽车的需求日益增加。
国内汽车品牌之间竞争激烈,而国外汽车知名品牌也占领了一部分市场份额。
面对日益增长的需求和紧张的竞争态势,要想在汽车市场上占领一席之地,成为佼佼者之一,企业必须要树立风险管理意识,尤其是要注重对自身的财务风险进行防范和控制。
本文运用案例分析法对重庆长安汽车股份有限公司的财务风险状况进行了详尽的研究。
首先介绍了公司的自身发展情况及所处的行业背景、国内外宏微观市场状况,进行内外部环境分析,并将重庆长安汽车股份有限公司的财务状况与同行业内的优秀竞争对手——东风汽车集团有限公司进行对比分析,对企业的偿债能力、运营能力进行了全面而细致的评价。
接着指出了长安汽车主要存在的财务风险问题,同时从内部环境和外部环境两个方面分析了财务风险产生的原因,最后有针对性地提出了对企业现有财务风险及时进行预防和控制的建议、保障性措施和根本解决之道。
对长安汽车的发展及国内众多汽车品牌的健康快速发展具有比较重要的借鉴意义。
关键词:财务风险风险分析长安股份有限公司风险控制Research on financial risk management of Chongqing Changan Automobile Company LimitedAbstractWith the growth of income and the change of consumption concept, people's demand for cars is increasing day by day. There is fierce competition among domestic car brands, while well-known foreign car brands also occupy a part of the market share. In the face of growing demand and tight competitive situation, in order to occupy a place in the automotive market, to become one of the best, enterprises must establish a sense of risk management, especially to pay attention to their own financial risks to prevent and control.This paper makes a detailed study on the financial risk situation of Chongqing Changan Automobile Co., Ltd. by using case analysis method. Firstly, it introduces the company's own development situation and the industry background, the macro and micro market situation at home and abroad, carries on the internal and external environment analysis, and will Chongqing Changan Automobile Co., Ltd. 's financial situation and the industry's outstanding competitor-Dongfeng Automobile Group Co., Ltd. to carry on the comparative analysis, to the enterprise's debt repayment ability, The operational capability was evaluated in a comprehensive and detailed manner. Then it points out the main financial risk problems of Changan automobile, analyzes the causes of financial risk from two aspects of internal environment and external environment, and finally puts forward some suggestions, safeguard measures and fundamental solutions for the timely prevention and control of the existing financial risks of enterprises.It has more important reference significance for the development of Changan automobile and the healthy and rapid development of many domestic automobile brands.Keywords: financial risk Risk analysis Chongqing Changan Automobile Co., Ltd. Risk control目录第一章绪论 (1)1.1研究背景及意义 (1)1.2国内外研究现状 (2)1.3 本文研究思路及方法 (3)第二章财务风险管理基本理论 (5)2.1 财务分析相关概念 (5)2.2 风险管理理论 (5)2.3 财务风险的分析方法 (6)第三章重庆长安汽车股份有限公司财务风险分析 (8)3.1 重庆长安汽车股份有限公司简介 (8)3.2 重庆长安汽车股份有限公司风险管理现状 (8)3.3 长安汽车财务风险管理问题和原因分析 (13)第四章长安汽车财务风险应对措施 (15)4.1 提升长安汽车财务风险控制能力的对策 (15)4.2 提升长安股份有限公司财务风险控制能力的保障性措施 (16)4.3 根本解决之道——提高企业盈利能力 (16)第五章结论 (18)附录................................................. 错误!未定义书签。