WO2014026447A1 - 一种在极端高温、特强风沙环境运用的内燃机车 - Google Patents

一种在极端高温、特强风沙环境运用的内燃机车 Download PDF

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WO2014026447A1
WO2014026447A1 PCT/CN2012/085018 CN2012085018W WO2014026447A1 WO 2014026447 A1 WO2014026447 A1 WO 2014026447A1 CN 2012085018 W CN2012085018 W CN 2012085018W WO 2014026447 A1 WO2014026447 A1 WO 2014026447A1
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low temperature
internal combustion
diesel
diesel engine
filter
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PCT/CN2012/085018
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English (en)
French (fr)
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张少元
吴娟
仲怀清
管敏玮
周秀芳
李亮
姚召华
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南车戚墅堰机车有限公司
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Publication of WO2014026447A1 publication Critical patent/WO2014026447A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • F02M35/0212—Multiple cleaners
    • F02M35/0216—Multiple cleaners arranged in series, e.g. pre- and main filter in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • F02M35/0212—Multiple cleaners
    • F02M35/0214—Multiple cleaners arranged concentrically or coaxially

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  • the invention relates to the technical field of internal combustion engines, in particular to an internal combustion engine vehicle which is used in an extremely high temperature and extremely strong wind and sand environment.
  • the present invention provides a cooling and intake system for a diesel locomotive that is used in a high temperature and strong wind and sand area.
  • the technical solution adopted by the present invention to solve the technical problem thereof is: a diesel locomotive used in an extremely high temperature and extremely strong wind and sand environment, the diesel locomotive adopts a large plate high and low temperature single cooling system and a diesel engine air intake system with a bag filter.
  • the large plate high and low temperature separate cooling system is: the cooling system has a high temperature radiator group and a low temperature radiator group The high-temperature cooling water and the low-temperature cooling water respectively enter and exit the heat from the independent inlet and outlet of the high-temperature radiator group and the low-temperature radiator group; the diesel engine intake system with the bag-type filter is: the outside air is from the first stage V The three sides of the filter enter, are filtered by a two-stage inertial filter, and then filtered through a three-stage bag filter. The filtered air enters the diesel supercharger for the diesel engine to work.
  • the invention has the beneficial effects that the invention can adapt to the operation requirements of the internal combustion engine in the high temperature and extra strong wind and sand area, and the high and low temperature single cooler mode of the large plate improves the chiller capacity of the locomotive, and the equilibrium temperature of the internal combustion engine can be lowered by about 4 °C.
  • High-efficiency filtration with three-stage filtration can meet the requirements of locomotive operation, so that the locomotive can be effectively operated in harsh environments.
  • FIG. 1 is a schematic structural view of a heat sink shape and installation of the heat sink of the present invention
  • FIG. 2 is a schematic diagram of the intake system of the diesel engine of the present invention.
  • high temperature radiator set 2, low temperature radiator set, 3, V type filter, 4, inertial filter, 5 , bag filter, 6, compressor, 7, water-cooled intercooler, 8, diesel, 9, turbine.
  • FIG. 1 As shown in the heat sink shape and installation diagram, this application example uses two high-temperature heat sinks and a low-temperature heat sink, and the heat-dissipating outlet is installed close to it.
  • the low temperature cooling water can be divided into two ways, one way from the port of the low temperature radiator group 2 211 Enter, all the way from the port 214 of the low temperature radiator group 2, after the heat dissipation of each heat dissipation section, respectively, from the port 212, port 213.
  • this application example increases the number of radiators, improves the cooling capacity of the locomotive, and reduces the equilibrium temperature of the locomotive internal combustion engine by about 4 °C, so that the diesel locomotive of the present invention can be effectively operated in an extremely high temperature environment.
  • the outside air enters from the three sides of the first-stage V-type filter 3, and passes through the two-stage inertial filter. 4 Filter, then filter through the third-stage bag filter 5, filter the air intercooler water cooler 7 After cooling, enter the diesel supercharger for the diesel engine 8 to work.
  • 6 is the compressor and 9 is the turbine.
  • the diesel engine intake uses three-stage filtration for high-efficiency filtration, and adopts a special bag filter suitable for strong wind-blown areas to meet the requirements of locomotive operation.
  • a diesel locomotive used in an extremely high temperature and extremely strong wind and sand environment adopts a large plate high and low temperature single cooling system and a diesel engine intake system with a bag filter.
  • the large plate high and low temperature single cooling system is: the cooling system has a high temperature radiator group 1 and low temperature radiator group 2, high temperature cooling water, low temperature cooling water from high temperature radiator group 1 , low temperature radiator group 2 Independent inlet and outlet heat dissipation;
  • the diesel engine intake system with bag filter is: outside air enters from three sides of the first V-type filter 3, is filtered by the secondary inertial filter 4, and then Through the three-stage bag filter 5 Filtered, the filtered air enters the diesel supercharger for the diesel engine to work.
  • the diesel locomotive used in the area of strong wind and sand all year round uses a mechanical expansion joint radiator to maximize the heat transfer from the cooling water to the ambient air.
  • the cooling device is set to adopt a large plate high and low temperature single cooling mode, and the diesel engine intake system adopts a three-stage filtration mode for filtering, and adopts a special bag filter suitable for strong wind and sand area, which enhances the extreme high temperature and strong wind and sand environment.
  • the performance of the internal combustion engine is set to adopt a large plate high and low temperature single cooling mode, and the diesel engine intake system adopts a three-stage filtration mode for filtering, and adopts a special bag filter suitable for strong wind and sand area, which enhances the extreme high temperature and strong wind and sand environment.
  • FIG. 1 As shown in the heat sink shape and installation diagram, this application example uses two high-temperature heat sinks and a low-temperature heat sink, and the heat-dissipating outlet is installed close to it.
  • the low temperature cooling water can be divided into two ways, one way from the port of the low temperature radiator group 2 211 Enter, all the way from the port 214 of the low temperature radiator group 2, after the heat dissipation of each heat dissipation section, respectively, from the port 212, port 213.
  • this application example increases the number of radiators, improves the cooling capacity of the locomotive, and reduces the equilibrium temperature of the locomotive internal combustion engine by about 4 °C, so that the diesel locomotive of the present invention can be effectively operated in an extremely high temperature environment.
  • the outside air enters from the three sides of the first-stage V-type filter 3, and passes through the two-stage inertial filter. 4 Filter, then filter through the third-stage bag filter 5, filter the air intercooler water cooler 7 After cooling, enter the diesel supercharger for the diesel engine 8 to work.
  • 6 is the compressor and 9 is the turbine.
  • the diesel engine intake uses three-stage filtration for high-efficiency filtration, and adopts a special bag filter suitable for strong wind-blown areas to meet the requirements of locomotive operation.
  • the cooling device of the invention adopts a large plate high and low temperature single cooling mode, and the air intake system adopts a three-stage filtering mode for filtering, and uses a special bag type filter suitable for a strong wind sand area, aiming at the intake air quality of the strong wind sand to the diesel engine.
  • the locomotive of the present invention can be effectively operated in a harsh environment under the combined effects of the cooling system and the intake system.
  • the invention can adapt to the operation requirements of the internal combustion engine in the high temperature and extra strong wind and sand area, and the high and low temperature single cooler mode of the large plate improves the chiller capacity of the locomotive, and the equilibrium temperature of the internal combustion engine can be lowered by about 4 °C.
  • High-efficiency filtration with three-stage filtration can meet the requirements of locomotive operation, so that the locomotive can be effectively operated in harsh environments.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Materials (AREA)

Abstract

一种在极端高温、特强风沙环境运用的内燃机车，内燃机车采用大板块高低温单独冷却系统和装有袋式滤清器的柴油机进气系统。所述的大板块高低温单独冷却系统采用大板块高低温单独冷却模式。所述的装有袋式滤清器的柴油机进气系统为：外界空气从V型滤网（3）的进入进行一级过滤，经再惯性滤清器（4）二级过滤，然后再通过袋式滤清器（5）三级过滤，过滤后的空气进入柴油机增压器。所述大板块高低温单独冷却模式提高了内燃机车的冷却能力，可使内燃机的平衡温度下降约4°C，采用三级过滤进行高效过滤，可以满足柴油机运行要求，从而可使机车有效运行于环境恶劣的场合。

Description

一种在极端高温、特强风沙环境运用的内燃机车 技术领域
本发明涉及内燃机技术领域，尤其是一种在极端高温、特强风沙环境运用的内燃机车。
背景技术
我国内燃机车一般设计使用环境要求是： -40 °～ +40 ° C ，风沙相对不大，沙子颗粒也较粗。而对适用高温达 55 ° C ，而且终年强风沙的恶劣环境下的机车冷却、进气系统，以前国内还没有。
技术问题
为了克服现有的技术的不足，本发明提供了一种耐高温特强风沙地区运用的内燃机车冷却、进气系统。
技术解决方案
本发明解决其技术问题所采用的技术方案是：一种在极端高温、特强风沙环境运用的内燃机车，内燃机车采用大板块高低温单独冷却系统和装有袋式滤清器的柴油机进气系统，其特征是，所述的大板块高低温单独冷却系统为：该冷却系统具有高温散热器组和低温散热器组 , 高温冷却水、低温冷却水分别从高温散热器组、低温散热器组独立的进出口出入散热；所述的装有袋式滤清器的柴油机进气系统为：外界空气从一级 V 型滤网的三面进入，经二级惯性滤清器过滤，然后再通过三级袋式滤清器过滤，过滤后的空气进柴油机增压器供柴油机工作。
有益效果
本发明的有益效果是，本发明可适应高温、特强风沙地区内燃机的运用要求，大板块高低温单独的冷器模式提高了机车的冷器能力，可使内燃机的平衡温度下降约 4 ℃， 采用三级滤清进行高效滤清，可以满足机车运用要求， 从而可使机车可有效运行于环境恶劣的场合。
附图说明
下面结合附图和实施例对本发明进一步说明。
图 1 是本发明散热器外形及安装的结构示意图；
图 2 是本发明柴油机进气系统原理图；
图中， 1 、高温散热器组， 2 、低温散热器组， 3 、 V 型滤网， 4 、惯性滤清器， 5 、袋式滤清器， 6 、压气机， 7 、水冷式中冷器， 8 、柴油机， 9 、涡轮。
 本发明的最佳实施方式
如图 1 散热器外形及安装图所示，本应用例采用高温散热器和低温散热器各两台，散热出口紧靠着安装。低温冷却水可分两路，一路从低温散热器组 2 的端口 211 进入，一路从低温散热器组 2 的端口 214 进入，经各个散热节散热后，分别从端口 212 、端口 213 出来。高温冷却水分别从端口 111 、端口 114 进入，从端口 112 、端口 113 流出，高温冷却系统的散热余量可移植到低温冷器系统中。另外本应用例增加了散热器的数量，提高了机车的冷却能力，可使机车内燃机的平衡温度下降约 4 ℃，从而可使本发明的内燃机车有效运行于极端高温环境恶劣的地区。
如图 2 本发明柴油机进气系统原理图所示，外界空气从一级 V 型滤网 3 三面进入，经二级惯性滤清器 4 过滤，然后再通过三级袋式滤清器 5 过滤，过滤后的空气中冷器水冷器 7 冷却后，进柴油机增压器供柴油机 8 工作。图中， 6 为压气机， 9 为涡轮。 减少发动机废气中颗粒物和氮氧化物等有害成分的排量 柴油机进气采用三级滤清进行高效滤清，采用适合强风沙地区的特殊袋式滤清器，满足了机车运用要求。
 本发明的实施方式
一种在极端高温、特强风沙环境运用的内燃机车，内燃机车采用大板块高低温单独冷却系统和装有袋式滤清器的柴油机进气系统。所述的大板块高低温单独冷却系统为：该冷却系统具有高温散热器组 1 和低温散热器组 2, 高温冷却水、低温冷却水分别从高温散热器组 1 、低温散热器组 2 独立的进出口出入散热；所述的装有袋式滤清器的柴油机进气系统为：外界空气从一级 V 型滤网 3 的三面进入，经二级惯性滤清器 4 过滤，然后再通过三级袋式滤清器 5 过滤，过滤后的空气进柴油机增压器供柴油机工作。 对于高温达 55 ° C ，而且终年在强风沙的地区运用的内燃机车，采用机械胀接式散热器，最大程度地将冷却水中的热量传给环境空气。设置的冷却装置采用大板块高低温单独冷却模式，柴油机进气系统采用三级滤清模式进行滤清，采用适合强风沙地区的特殊袋式滤清器，两者增强了极端高温特强风沙环境下内燃机的使用性能。
实施例一
如图 1 散热器外形及安装图所示，本应用例采用高温散热器和低温散热器各两台，散热出口紧靠着安装。低温冷却水可分两路，一路从低温散热器组 2 的端口 211 进入，一路从低温散热器组 2 的端口 214 进入，经各个散热节散热后，分别从端口 212 、端口 213 出来。高温冷却水分别从端口 111 、端口 114 进入，从端口 112 、端口 113 流出，高温冷却系统的散热余量可移植到低温冷器系统中。另外本应用例增加了散热器的数量，提高了机车的冷却能力，可使机车内燃机的平衡温度下降约 4 ℃，从而可使本发明的内燃机车有效运行于极端高温环境恶劣的地区。
如图 2 本发明柴油机进气系统原理图所示，外界空气从一级 V 型滤网 3 三面进入，经二级惯性滤清器 4 过滤，然后再通过三级袋式滤清器 5 过滤，过滤后的空气中冷器水冷器 7 冷却后，进柴油机增压器供柴油机 8 工作。图中， 6 为压气机， 9 为涡轮。 减少发动机废气中颗粒物和氮氧化物等有害成分的排量 柴油机进气采用三级滤清进行高效滤清，采用适合强风沙地区的特殊袋式滤清器，满足了机车运用要求。
本发明的冷却装置采用大板块高低温单独冷却模式，另外进气系统采用三级滤清模式进行滤清，使用了适合强风沙地区的特殊袋式滤清，针对了强风沙对柴油机进气质量的影响，在冷却系统和进气系统的综合作用下，本发明的内燃机车可有效运行于环境恶劣的场合。
 工业实用性
本发明可适应高温、特强风沙地区内燃机的运用要求，大板块高低温单独的冷器模式提高了机车的冷器能力，可使内燃机的平衡温度下降约 4 ℃， 采用三级滤清进行高效滤清，可以满足机车运用要求， 从而可使机车可有效运行于环境恶劣的场合。
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Claims (1)

  1. 一种在极端高温、特强风沙环境运用的内燃机车，内燃机车采用大板块高低温单独冷却系统和装有袋式滤清器的柴油机进气系统，其特征是，所述的大板块高低温单独冷却系统为：该冷却系统具有高温散热器组（ 1 ）和低温散热器组（ 2 ） , 高温冷却水、低温冷却水分别从高温散热器组（ 1 ）、低温散热器组
    2 ）独立的进出口出入散热；所述的装有袋式滤清器的柴油机进气系统为：外界空气从一级 V 型滤网（ 3 ）的三面进入，经二级惯性滤清器（ 4 ）过滤，然后再通过三级袋式滤清器（ 5 ）过滤，过滤后的空气进柴油机增压器供柴油机（ 8 ）工作。
PCT/CN2012/085018 2012-08-13 2012-11-22 一种在极端高温、特强风沙环境运用的内燃机车 WO2014026447A1 (zh)

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US9856834B2 (en) 2015-05-22 2018-01-02 Caterpillar Inc. Filter pre-cleaner system
CN107701335A (zh) * 2017-09-22 2018-02-16 中车大连机车车辆有限公司 过滤内燃机车柴油机增压器用空气的装置

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CN201151385Y (zh) * 2008-01-21 2008-11-19 南车四方机车车辆股份有限公司 内燃机车顶置式进气滤清装置
JP2009174375A (ja) * 2008-01-23 2009-08-06 Yamato Giken Kk 複合形エアクリーナ
CN201215118Y (zh) * 2008-04-02 2009-04-01 南车四方机车车辆股份有限公司 带有新型过滤装置的高速轨道车辆鼓风机
CN102337956A (zh) * 2011-08-30 2012-02-01 奇瑞汽车股份有限公司 一种双水室散热器结构

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109098875A (zh) * 2018-10-29 2018-12-28 中车戚墅堰机车有限公司 一种新型柴油机前端箱体
CN109098875B (zh) * 2018-10-29 2023-09-08 中车戚墅堰机车有限公司 一种新型柴油机前端箱体

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