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列车通信网络是轨道交通装备的“神经系统”,承担着连接列车子系统、传输列车控制 状态和诊断信息等功能,是轨道交通装备的关键核心技术之一。在众多通信网络技术中,多 功能车辆总线(MVB)技术以其领域专用性、实时性和可靠性等优点,被国内外轨道车辆 厂家广泛采用,已成为最为主流的列车通信网络。
MVB 网络已经成为国际标准,并被我国 采纳为国家标准。 依照通信和控制能力,MVB 网络设备可分为 1~5 类。设备类别越高,则能力越强,并 且向下兼容低类别设备。
近年来,我国厂家和研究单位通过自主研发和技术引进,在 MVB 技术上取得了显著进展,目前已具备 MVB 通信控制器 1 类设备研发和 MVB 1 至 5 类设备 生产的能力。然而,在 MVB 通信控制器核心技术方面与国外先进水平还存在显著差距,目 前我国尚未掌握高类别(4 类及以上)MVB 通信控制器的核心技术,国外厂家仍然垄断专 用 MVB 通信控制芯片。因此,国产高类别 MVB 设备中的通信控制芯片完全依赖进口。这 一现状给行车的安全性和可靠性带来隐患,降低了列车的可维护性。同时,自主知识产权的 不完备也给整车出口造成巨大障碍。
课题组从 2012 年开始从事 MVB 通信控制器研发,在原中国北车集团科研项目、北京 市科委重大专项、工信部电子发展基金项目、国家自然科学基金等项目资助下,掌握了列车 通信网络 MVB 高类别通信控制器核心技术,填补了 MVB 高类别通信控制器的空白。
自主 化 MVB 高类别通信控制器的特点如下:
 接口类型多样化,支持串口、PC104、cPCI、VME 等接口,支持用户接口;
 符合国际标准 IEC 61375-1,与国外同类设备具有互操作性;
 性能稳定,使用、维护简便等。 性能参数:
 工作电源电压:5V DC±10%;
 工作温度范围:-40℃~+85℃;
 对外接口:PC104/VME/COM/cPCI/定制接口;
 传输介质:ESD+/EMD;
 MVB 总线接口:DB9/RS485;
 监视数据:每 4 秒钟完成 1 次全网扫描;
 过程数据:4095 个 PD 端口;
 消息数据:收发队列长度 256;
 MVB 总线主:基本查询周期 T_bp=1.0ms;
 介质冗余:支持 AB 双线冗余。
2 应用说明
2013 年,在地铁项目上进行了为期 6 个月,总里程数 6 万公里的上线试验,并已批量 应用于大连地铁、西安地铁以及配属在北京、西安、呼和浩特、兰州、郑州等 5 个铁路局的 6 个机务段的 HXD2C 型六轴 7200KW、HXD2 型新八轴 9600KW 和 HXD2F 型八轴 9600KW 电力机车。MVB 高类别网卡已经过了权威第三方的检测。
3 效益分析
列车控制与信息服务网络是列车的核心组成部分,可广泛应用于内燃机车、电力机车、 高铁和城市轨道车辆中。目前,我国轨道交通处于高速发展时期。按照规划,未来出车量约 为 2000 列/年。以每辆列车需求 4 块 MVB 高类别网卡计算,每块 8000 元计算,年产值可 达 6400 万元。

为维护中技网平台交易秩序,保护技术需求方合法权益,本人(本单位)特做出以下承诺和声明:
一、本人(本单位)专利技术是经国家知识产权局审定认可,并取得了该项知识产权的专利证书,信息真实,技术可靠,无知识产权纠纷。
二、本人(本单位)愿意根据《中华人民共和国合同法》、《中华人民共和国专利法》、《中华人民共和国知识产权保护法》和《中华人民共和国促进科技成果转化法》以及中技网平台制定的技术转移交易规则和制度进行规范交易,自觉维护技术转移网络交易秩序。
三、如本人(本单位)在技术转移转化过程中有严重违规违约行为,给平台和交易相对方造成经济或财产损失,本人(本单位)愿意承担相应责任。

For maintenance or web platform trading order, protect the legal rights of the technical demand (units), make the following commitment and declaration:

1I (unit) patent technology is approved by the state intellectual property office and obtained the patent certificate of this intellectual property, the information is true, the technology is reliable, and there is no intellectual property dispute.

2, I (unit) willing to according to the law of the People's Republic of China contract law ", "patent law of the People's Republic of China, the intellectual property rights of the People's Republic of China protects a law" and "promote the conversion of scientific and technological achievements of the People's Republic of China" and wowed net platform to develop the trading rules and the system of technology transfer of regulate transactions, consciously safeguard the order of the technology transfer network transactions.

3.If I (unit) in the process of the transformation of technology transfer has seriously violated the breach, to economic or property damage caused by platform and trade each other, I (the unit) are willing to bear the corresponding legal responsibility.

交易规则说明

1、转让方在委托服务商转让期间,首先要认真阅读中技网会员协议和技术商品交易规则,其次要了解中技网有关收费标准,清楚应当遵守的相关权利和义务

2、购买方在中技网平台上认定购买某一项技术商品前,需要按照规定向中技网平台支付定金(完成意向性购买),但知识产权归属以及何时能够使用该项知识产权,视买卖双方协商确定后才能够使用,在此之前,建议您不要使用或侵犯他人的知识产权。

3、本网站对上传在首页各版块展示出售的技术产品实行有偿服务原则,对拟出售的专利技术产品交易价格以及市场前景,中技网将根据财政部无形资产评估有关标准和规定给予客观、公正的评价,具体收费标准请咨询客服人员。

1, the assignor in commissioned services during the transfer, the first thing to read or member agreement and the technical commodity trading rules, second to understand relevant charge standard or network platform, which shall comply with the relevant rights and obligations.

2, the purchaser on or network platform, decided to buy a certain technology products before, need to pay a deposit in accordance with the relevant provisions to or net platform (complete intentional purchase), but the intellectual property ownership and when to be able to use the intellectual property rights, after the negotiation between the buyers and sellers can use, before that, it is recommended that you do not use or infringe others' intellectual property.

3, this website to upload on the home page of each section shows the sale of products shall be paid for the service principle, to plans to sell the patent technology of the product market price and the market prospects, or network will according to the ministry of finance of intangible assets evaluation of relevant standards and regulations to give an objective and fair evaluation, specific charge standard, please consult customer service staff.

交易流程

根据中技网交易规则,技术买卖双方应当遵循友好、自愿和有偿原则进行交易,为此,请技术买卖双方应当遵循中技网制定的交易流程进行有序买卖。
一、买方确定购买意向→支付定金→签订意向性购买协议→买卖双方签订正式协议→买方付款 →办理技术转移交割手续→资金结算→交易完成→退还定金。

二、卖方提交信息资料→上传有效证明文件→平台审核→与平台签订相关协议和信用保证金协议→缴纳信用保证金→平台发布出让信息→确定买家→签订协议→出让技术→资金结算→交易完成→退还信用保证金。

    According to trading rules or network technology between buyer and seller shall follow the principle of friendly, voluntary and paid, for this, please technology between buyer and seller shall follow the wowed the orderly sale network of trading process.

One, the buyer to determine the purchase intentions to pay the deposit, intentional purchase agreement to sign a formal agreement between the seller and the buyer, the buyer's payment to delivery technology transfer formalities, fund settlement - deal - return deposit.

Second, the seller submit information to upload valid documents to review platform, and platform signed the relevant agreement and credit margin agreements to pay credit deposit, platform release transfer information to determine the buyer, signed an agreement to transfer technology, funds and settlements - deal - the refund credit deposit

重要提示

1、技术转让方请务必遵守《中华人民共和国合同法》、《中华人民共和国专利法》、《中华人民共和国知识产权法》、《中华人民共和国促进科技成果转化法》等相关法律法规,诚实守信,不得伪造或提供虚假技术信息。

2、技术购买方在决定购买技术商品前,首先要了解中技网的有关交易流程和技术转让方的详细信息,在购买过程中对有关技术信息产生疑问或不清楚的地方,请随时与技术信息发布单位取得联系。

3、中技网作为市场化运作的专业技术买卖服务平台,由中国技术市场协会主办,是国内权威的专业技术交易分类信息网,专业、专注、权威,面向国内外发布技术转让和技术需求项目信息,服务周到,信誉第一,交易规范,请客户认准中技网官方网址,切勿上当受骗。

1, technology transferor please be sure to abide by the law of the People's Republic of China contract law ", "patent law of the People's Republic of China" and "intellectual property law of the People's Republic of China", "promote the conversion of scientific and technological achievements of the People's Republic of China" and other relevant laws and regulations, the honest code of honor, are not allowed to fake or providing false information technology.

2 the purchaser prior to the decision to buy technology goods, technology, the first thing to understand the assignor or network related transaction process and technology of detailed information, in the process of buying to doubt the related technical information or unclear, please feel free to get in touch with technical information release unit.

3, or as a market-oriented operation of professional technology trading service platform, sponsored by the China technology market association, is the domestic authority of professional technology trading classified information network, professional, dedicated, authority, and the release technology transfer and technology at home and abroad demand project information, service, credit first, trade specification, please customers look or net official web site, please do not be deceived.

郑重声明

  会员在服务期内私自线下与相对交易方进行交易,由当事人自行承担法律后果,所产生的经济或知识产权纠纷中技网不承担任何法律责任。

Membership in the service period to offline, transacting business with relatively by the parties to bear the legal consequences, economic or intellectual property rights disputes or generated by the network does not assume any legal liability.

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