Accumulator/Dehydrator (A/D) Technology Overview 干燥储液器 (A/D) 技术概述

1. Accumulator/Dehydrator (A/D) Technology Overview干燥储液器 (A/D) 技术概述

2. Agenda 议程 • Basic Accumulator/Dehydrator (A/D) - 干燥储液器基本结构 • A/D System Functional Layout - A/D系统布局 • A/D Functional attributes - A/D功能属性 • Delphi Accomplishments - 德尔福成就 • Delphi’s A/D IP Offerings - 德尔福A/D知识产权 • Specific IP discussions - 知识产权讨论 • Q & A

3. Basic Accumulator/Dehydrator (A/D)干燥储液器基本结构 (A/D) 干燥储液器 (A/D) 入口 出口 喇叭管 干燥包总成 过滤器总成 泄油孔

4. A/D General FeaturesA/D 一般特性 A/D Features 特点 A/D截面 - 喇叭管和专利的特点 出口连接器和喇叭管 • 独特的设计功能的A/D • 汽液分离 • 进口管端扩口 • 压力平衡孔 • 精确的回油孔 专利干燥包结构 • A/D组件 – 带有O形圈的入口和带有密封垫圈的出口主体 • A/D的组装与安装支架和橡胶隔振 • A/D与软管，开关和绝缘橡胶护套 • A/D的组装与安装支架和橡胶隔振

5. A/D System Functional LayoutA/D 系统布局 风扇 冷凝器 压缩机 高压/高温气 高压/中温液 低压/低温液 低压/低温气 毛细管 干燥储液器 蒸发器

6. A/D System Functional LayoutA/D 系统布局 Orifice tube with rear system毛细管与后空调系统 毛细管/膨胀阀(前后) 空调系统 前空调系统 后空调系统

7. What is an A/D? 什么是A/D • Works in conjunction with the orifice tube to match the refrigerant flow rate to HVAC system cooling demands 与毛细管系统进行匹配，使得制冷剂流量满足空调系统冷却的需求 • Receives exiting low pressure refrigerant from the evaporator 接收来自蒸发器的低压制冷剂 • Separates liquid and gaseous refrigerant and releases only refrigerant vapor to the compressor 分离液态和气态的制冷剂，只向压缩机放出制冷剂蒸气 • Absorbs and retains moisture that may enter the system 吸收可能进入系统的水分 • Meters the flow of lubricating oil to the compressor 控制流向压缩机的润滑油流量 • Acts as a refrigerant reservoir for the reserve charge 作为缓冲制冷剂的存储器 • Provides charging and/or low pressure gage port and/or additional switch ports 提供充注和低压力表接口和其他开关接口 • Works as a buffer to smooth out transient changes due to speed etc. 作为系统缓冲区，当车速等瞬间变化时以平缓流量 • Utilizes a pressure equalization hole to prevent thermo siphoning 利用压力平衡孔，以防止热虹吸

8. Delphi Accomplishments 德尔福成就 • Was the World’s largest and longest producer of A/D’s 曾经是世界规模最大，时间最长的A/D生产者 • Extensive technical portfolio of past and existing patents 过去和现有的专利广泛的技术组合 • All aluminum welded construction. Were doing 100,000 welds per day at 99.5% First Time Quality 全铝合金焊接结构。每天焊接100,000件，一次性合格率99.5％ • Over 125 Million Produced 超过125百万件产品 • Very Flexible/Lean Modular Manufacturing 非常灵活/精益模块化制造 • Have a deep understanding of ‘Thump” and “Bump” noises and how to control focusing on Flow Dynamics and Flow Visualization 对于噪音有深入的了解，以及控制流体动力学和流体可视学

9. Delphi A/D IP Offerings 德尔福的A/D知识产权 • DP-301152. Internal plastic accumulator/dehydrator baffle (内部塑料A/D挡板). US Patent #6318116 • DP-301154. Accumulator/Dehydrator assembly with anti-bump/venturi effect oil return feature for an air conditioning system (有关空调系统的A/D与有防噪音/文丘里效应的回油特点). US Patent #6418751 • DP-306829. Accumulator assembly having a reversing valve and a heat pump system thereof (储液器中装配有换向阀和热泵系统). US Patent #6606879 • G-11333. Air conditioning system accumulator with internal drain down protection (空调系统储液器内部下漏保护). US Patent #5347829 • DP-307975. Accumulator dehydrator assembly (储液器装配). US Patent #6655159

10. Delphi A/D IP Offerings cont. 德尔福的A/D知识产权 续 • H-174578. Universal accumulator dehydrator connector assembly (通用A/D接头总成). US Patent #5491983 • DP-304024. A/D baffle for gas pulsation reduction (A/D挡板的气体脉动减小). US Patent #6536230; DE Patent #60122661.5; FR Patent#1225403 • G-11332. Universal accumulator dehydrator assembly (通用储液器装配). US Patent #5365751 • DP-306827. Multi-function receiver (多功能接收器). US Patent #6615608; JP Patent #3806415; DE Patent #60324365.7; FR Patent #1376035; GB Patent #1376035

11. DP-301154. Accumulator/Dehydrator assembly with anti-bump/venturi effect oil return feature for an air conditioning system （干燥储液器与防撞/文丘里效应回油特点空调系统）. US Patent #6418751 • A accumulator dehydrator assembly containing a straight trumpet tube as opposed to a “J” tube. 干燥储液器包含一条直喇叭口管，而不是一个“J”管 • The straight tube does not permit the filing with refrigerant during the compressor off cycle. Therefore, there is no liquid column to accelerate rapidly and boil off violently. This reaction causes high energy to be imparted to the A/D which manifests itself as a broad frequency noise known as “bump”. 在压缩机关闭循环时，直管内没有制冷剂。因此，没有液柱加速和剧烈沸腾的可能性。这种反应会导致高能量迁移到A / D，导致宽频率噪声。 • The straight line trumpet utilizes the venturi effect of a contracting/expanding cross section to provide liquid oil pickup to feed to the compressor. 直线喇叭口利用文丘里效应，缩小/扩大截面提供吸力使润滑油进入压缩机。 • This effect also provides the anti-siphon feature (PEH) 这种效应还提供了防虹吸功能（PEH）

12. DP-306829. Accumulator assembly having a reversing valve and a heat pump system thereof 储液器装配有换向阀和热泵系统及其. US Patent #6606879 • An accumulator for use in a heat pump system. 在热泵系统中使用储液器 • Provides valving to allow for the reversing of the direction of the refrigerant flow. 提供阀门，扭转制冷剂的流动方向 • The accumulator assembly is selectively operable in a heating mode and a cooling mode. 储液器可以选择加热和冷却模式 • Specifically the accumulator assembly includes a reversing valve to accommodate the flow of refrigerant in one direction which is associated with heating mode of the heat pump system and to accommodate flow of refrigerant in an opposite direction which is associated with the cooling mode of the heat pump system. 具体来说，储液器组件包括一个换向阀与热泵系统供热模式，以适应制冷剂反向流动。一个方向制热反方向为制冷。

13. G-11333. Air conditioning system accumulator with internal drain down protection （空调系统储液器内部漏下来保护）. US Patent #5347829 • A accumulator dehydrator assembly which provides for a bottom outlet returning refrigerant to the compressor. 干燥器提供一个底部出口使制冷剂返回到压缩机。 • The concept provided allows for a bottom outlet while avoiding the drain down problem inherent with bottom a outlet AD. 该概念，可以避免制冷剂全部从底部出口流出来的问题。 • To prevent the drain down the internal return tube has two complete loops, including three legs and an upper and lower bight. 为了防止漏下，内部回流管有两个完整的循环，包括三根管和上下的圆环 • A bleed hole assembly for aspirating out the collected liquid is located in the lower bight, while the upper bight prevents drain down through the bleed hole when the system sits idle. 在较低的圆环处有一个孔，吸入液体制冷剂。而高处的圆环，防止系统无运转时有制冷剂被吸出。

14. DP-307975. Accumulator dehydrator assembly （储液器装配）. US Patent #6655159 • A accumulator dehydrator assembly containing a double wall providing resistance to heat flow from the environment into the refrigerant. 双层壁厚防止从环境中吸热 • Reducing heat flow will improve the efficiency of the HVAC system. A means is provide to determine the optimum spacing in order to maximize the HVAC system efficiency. 减少吸热热量将提高暖通空调系统的效率。最佳间距的双层壁厚的设计以最大限度地优化空调系统效率 • A means is provided to include at least one spacer positioned between the inner housing and the outer shell and positioned annularly. This is to ensure the optimized spacing is maintained. 在两层中间放置至少一个同心垫片。这是为了确保保持优化的间距 • A plurality of methods exist for providing the secondary wall. 内壁由多个方法可制成。

15. H-174578. Universal accumulator dehydrator connector assembly （通用A/D接头总成）. US Patent #5491983 • A accumulator dehydrator assembly which can accommodate a wide range of possible inlet and outlet line orientations and angles. 这个干燥器可以搭配任何角度和方向的进出口管路 • The accumulator dehydrator assembly is flexible both in terms of basic design and in terms of tolerance type variations within the design. 干燥器在设计应用方面具有灵活性 • A detachable clamp having a central fastener is utilized to secure various sockets to the end cap. 一个可拆卸的卡夹用螺钉固定进出口接头和底盖

16. DP-304024. A/D baffle for gas pulsation reduction （A/D挡板的气体脉动减小）. US Patent #6536230; DE Patent #60122661.5; FR Patent#1225403 • A accumulator dehydrator assembly containing a baffle arrangement which effectively separates the incoming refrigerant from the departing refrigerant. 干燥器用挡板来有效地分离进出口的制冷剂 • Successful separation of the two refrigerant flow types significantly reduces the compressor suction side pressure pulsations from entering the evaporator exit flow stream. 有效的分离两股制冷剂后，可以在压缩机入口端降低从进口到出口的压力脉动 • Several embodiments of the separating baffle are envisioned – all of which provide the same separation function. 分离挡板的多种形式都实现了相同的分离功能

17. G-11332. Universal accumulator dehydrator assembly （储液器装配）. US Patent #5365751 • A modular accumulator dehydrator assembly which uses an array of components to provide configurations that allow for several possible orientations within the vehicle. 模块化的干燥器组件，采用部件排列组合后，可以产生不同的干燥器满足各种汽车的安装 • This allows flexibility in locating and orienting the A/D assembly when body designs are changed or modified and be common across numerous platforms. 当车身设计更改时，干燥器可以有灵活的布置方式，同时具有跨平台性 • All protection features (oil return, PEH, gas separation etc.) are maintained 具有保护功能（回油，PEH，气体分离等）

18. DP-306827. Multi-function receiver （多功能储液器）. US Patent #6615608; JP Patent #3806415; DE Patent #60324365.7; FR Patent #1376035; GB Patent #1376035 • A Receiver which through a unique approach accomplishes several functions within an air conditioning system. 一个储液器，通过一种独特的方式完成空调系统内的多种功能 • A multi function receiver which attenuates the pressure pulsations within an air conditioning system. 一个多功能储液器，空调系统内的压力脉动减少 • A multi function receiver which comprises a thermostatic expansion valve within the cap housing. 一个多功能储液器，其是含有底盖的热力膨胀阀 • A multi function receiver comprising a pick up tube extending between the chambers. 一个多功储液器，在筒体之间包含一个连通管 • A multi function receiver containing an annular filter/desiccant cartridge. 一个多功能储液器包含一个同心的干燥过滤器

19. Q&A