WO2015126019A1 - 냉동차량의 냉동시스템 - Google Patents

냉동차량의 냉동시스템 Download PDF

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Publication number
WO2015126019A1
WO2015126019A1 PCT/KR2014/006511 KR2014006511W WO2015126019A1 WO 2015126019 A1 WO2015126019 A1 WO 2015126019A1 KR 2014006511 W KR2014006511 W KR 2014006511W WO 2015126019 A1 WO2015126019 A1 WO 2015126019A1
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WO
WIPO (PCT)
Prior art keywords
condenser
compressor
engine
refrigeration
vehicle
Prior art date
Application number
PCT/KR2014/006511
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English (en)
French (fr)
Korean (ko)
Inventor
고홍달
Original Assignee
고홍달
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 고홍달 filed Critical 고홍달
Priority to JP2016546714A priority Critical patent/JP2016535239A/ja
Priority to CN201480059898.8A priority patent/CN105874291B/zh
Publication of WO2015126019A1 publication Critical patent/WO2015126019A1/ko

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/003—Transport containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
    • B60P3/20—Refrigerated goods vehicles

Definitions

  • the present invention relates to a refrigeration system of a refrigeration vehicle, specifically, can drive a refrigeration cycle even at the same time, reduce the initial starting load of the engine, reduce fuel consumption, while simplifying the installation structure while increasing the refrigeration efficiency It relates to a refrigeration system of a refrigeration vehicle to enhance the convenience of assembly and installation.
  • a refrigerated vehicle is a vehicle equipped with a facility that maintains a low temperature below freezing point for storing or transporting food freshly, and is a vehicle that is equipped with a storage box and freezes the inside of the box.
  • a refrigerated vehicle only the difference in storage temperature, but having the same structure, so in the following description of the present invention will be described as a refrigeration vehicle, all to describe the technology.
  • Known refrigeration cycles include a compressor that compresses refrigerant at high temperature and high pressure, a condenser that condenses the compressed refrigerant, an expansion valve that expands the refrigerant that has passed through the condenser, and exchanges the refrigerant passing through the expansion valve with air at room temperature. It consists of an evaporator that takes away latent heat and evaporates it.
  • Patent No. 882081 vehicle refrigeration cycle apparatus and control system
  • a conventional refrigeration cycle configuration is introduced. That is, a technique for operating a known refrigeration cycle including a condenser, an expansion valve, an evaporator, and the like by mechanically connecting and operating a vehicle engine and a compressor of a refrigeration vehicle using a belt or the like has been proposed. This is a main engine type refrigeration method using an engine of the vehicle itself, and is usually adopted in a short-haul refrigeration vehicle.
  • the refrigeration vehicles having the above structure is a structure in which a compressor connected to the engine is operated when the engine is operated, so that the starting load of the engine becomes large, which causes a lot of fuel consumption.
  • the compressor is stopped and the refrigeration cycle is not operated. In other words, if the engine is stopped at the time of loading and unloading or stopping of the load is not frozen.
  • the refrigerant flow line since the refrigerant flow line has to be connected from the compressor installed in the engine room of the vehicle to the refrigeration stacker, the overall refrigeration cycle structure is increased, and as a result, the refrigeration efficiency decreases and the electrical load for driving the refrigerant flow line increases. have.
  • Patent No. 1147393 (a refrigeration vehicle cooling apparatus) includes a diesel engine separately from an engine of a vehicle itself, and drives a BLDC generator through the diesel engine to charge a battery, and then, as a power source of a battery.
  • a method of driving a compressor is disclosed, which is a sub-engine type refrigeration method of driving a refrigeration cycle through a separate engine. Therefore, even when the engine of the vehicle is stopped, the refrigeration cycle may be driven by a separate engine, and the refrigeration cycle is driven for a predetermined time even when the engine itself is stopped at the time of loading or unloading the vehicle.
  • the above technology should be operated with an additional diesel engine separate from the engine of the vehicle itself. Therefore, the effect of fuel economy is insignificant, the structure of the device itself is complicated, manufacturing cost is increased, and inspection and parts replacement are not easy.
  • the engine room inside the frame accommodates additional engines and additional batteries, compressors, and condensers are arranged together, thereby limiting the vehicle utilization space and transferring the engine heat to the compressors and condensers. It lowers the refrigeration efficiency, there is a problem that the durability of the refrigeration cycle configuration is lowered because the vibration generated when the engine is continuously transmitted to the compressor and the condenser.
  • Patent No. 1235733 discloses a technique for driving a compressor of an air conditioner system using a motor instead of an engine, and as an implementation configuration, an engine, a generator, a main and auxiliary battery, and a BLDC motor Compressor configurations are presented.
  • the above technique is characterized in that the compressor is driven by a motor, but since all the above components are installed in one engine room, the field of application of the above technique is limited to a vehicle air conditioner, and the refrigerant must be circulated in a separate storage box. It is not applicable to refrigerated vehicles.
  • the technique is a structure in which the engine, the battery, the BLDC motor, the compressor, the condenser and the like are arranged together in the engine room of the vehicle. Therefore, the engine heat is transferred to the compressor and the condenser to lower the cooling efficiency, and the vibration generated during engine driving is continuously transmitted to the compressor and the condenser, thereby deteriorating durability of the cooling cycle configuration.
  • Patent No. 2013-82488 vehicle hybrid musi-dong air conditioner system
  • Patent No. 1251206 Vehicle Copper Air Conditioner for Vehicles
  • the city air-conditioning technology but the technology that presents a compressor driven by the battery power, but all the proposed configuration is installed in one engine room, the field of application of the above technology is limited to the vehicle air conditioner, It is not applicable to refrigerated vehicles that need to circulate refrigerant in the loading compartment.
  • the engine heat is transferred to the compressor and condenser so that the engine, battery, compressor and condenser are arranged together inside the engine room of the vehicle.
  • vibration generated during engine driving is continuously transmitted to the compressor and the condenser, there is a problem that durability of the cooling cycle configuration is reduced.
  • An object of the present invention is to provide a refrigeration system that can drive a refrigeration cycle even at the same time, reduce the initial starting load of the engine and reduce fuel economy.
  • the refrigerant flow line of the refrigeration cycle is completely blocked from the engine heat to increase the refrigeration efficiency, and the purpose of preventing the leakage of refrigerant during operation or loosening of the coupling state of the components or degradation of durability of the refrigeration cycle.
  • the purpose of the present invention is to shorten the refrigerant flow line of the refrigerating cycle to increase the refrigerating efficiency and reduce the electrical load for refrigerant circulation.
  • Another purpose is to simplify the installation structure of the refrigeration cycle and to increase the convenience of manufacturing and assembly installation while preventing the refrigeration efficiency decreases due to the heat generated by the compressor.
  • the refrigeration vehicle cooling apparatus of the present invention is a refrigeration vehicle cooling apparatus including a compressor (2), a condenser (3), an evaporator, an expansion valve refrigerant flow path, etc., the battery (1) stored by the generator of the vehicle engine,
  • the compressor 2 driven by the battery 1 is driven, the condenser accommodating box 4 installed in isolation from the engine room, and the compressor 2 and the condenser 3 are disposed in the condenser accommodating box 4. It is characterized by being installed together.
  • the compressor 2 is characterized in that the BLDC compressor.
  • the condenser accommodating box (4) is characterized in that the condenser (3) is installed in one side of the space with the partition 41 therebetween, and the compressor (2) is installed in the other side of the space. It is characterized in that attached to the outer front.
  • controller 5 is further included.
  • the compressor since the compressor is driven by the DC power supply of the battery, even if the engine is stopped, the refrigeration cycle can be driven for a predetermined time by the storage power of the battery, and a mechanical connection structure such as a belt is not required, The problem of excessive consumption of starting load is avoided, which does not burden the engine and reduces fuel economy.
  • the compressor of the present invention is isolated from the engine room is installed from the refrigerant flow line connected to the compressor is completely blocked from the engine heat has the effect of increasing the refrigeration efficiency, the vibration generated during the engine drive refrigerant flow line, compressor, condenser Since it is not delivered to, there is an effect of preventing the leakage of refrigerant or loosening of the coupled state of components or durability of the refrigeration cycle.
  • the compressor is installed together with the condenser in the box, unlike the refrigeration structure in which the compressor is installed in the engine room, the refrigerant flow line between the compressor and the condenser is significantly shortened, thereby improving the refrigerating efficiency, and the electrical load for circulating the refrigerant. There is a reduced power saving effect.
  • the compressor and the condenser can be installed at the same time in a single box to produce a single unit, the coupling structure between the components of the refrigeration cycle is simplified, and the convenience of manufacturing and assembly installation is greatly enhanced.
  • FIG. 2 is a perspective view of the inside of the condenser receiving box of the present invention cut away
  • Figure 3 is a plan view inside the condenser receiving box of the present invention
  • the refrigeration vehicle cooling apparatus of the present invention is a refrigeration vehicle cooling apparatus including a compressor (2), a condenser (3), an evaporator, an expansion valve refrigerant flow path, etc., the battery (1) stored by the generator of the vehicle engine,
  • the compressor 2 driven by the battery 1 is driven, the condenser accommodating box 4 installed in isolation from the engine room, and the compressor 2 and the condenser 3 are disposed in the condenser accommodating box 4. It is characterized by being installed together.
  • the cooling device applied to the refrigeration vehicle of the present invention has a conventional refrigeration cycle configuration including a compressor, a condenser, an evaporator, an expansion valve refrigerant flow path, and the like.
  • the compressor compresses the refrigerant at high temperature and high pressure
  • the condenser condenses the compressed refrigerant
  • an expansion valve for expanding the refrigerant passing through the condenser and the refrigerant passing through the expansion valve exchanges heat with air at room temperature to take away the latent heat of evaporation. It consists of an evaporator.
  • the present invention is an invention characterized by the configuration and installation structure of the compressor and the condenser, the configuration of the expansion valve, evaporator, etc. through which the refrigerant flows through the condenser is applied to the conventional configuration, so a detailed description thereof will be omitted.
  • the main engine-type refrigeration method of the refrigeration vehicle is a technique for mechanically connecting and operating the compressor by using a belt or the like on the engine of the vehicle itself, and is generally adopted in a refrigeration vehicle for short distance transportation, and the vehicle engine is stopped. If the refrigeration operation is also stopped, there is a limit for the operator to stop the vehicle engine and work up and down, and recently, if the idle idle for more than a predetermined time (five minutes in the diesel engine) by the anti-idling regulations, a trend is imposed.
  • the compressor 2 of the present invention is driven by receiving power from a battery 1 provided in a vehicle, and the battery 1 is stored by a generator installed in an engine room.
  • the refrigeration cycle can be driven for a predetermined time by the storage power of the battery 1 even when the engine is stopped. Therefore, the present invention has the effect of operating the refrigeration cycle for a predetermined time even when the engine is ignored, and the time control is controlled by the controller 5 described later.
  • the compressor 2 of the present invention is a BLDC compressor.
  • the BLDC compressor is a compressor in which a BLDC motor (Brushless Direct Current motor) and a compressor are integrally formed and suction-compresses a refrigerant while the motor is driven by a battery power source.
  • the BLDC motor used therein is a stator and a permanently wound coil. It is a known motor consisting of a rotor with a magnet.
  • the compressor 2 of the present invention is installed insulated from the engine room.
  • a condenser accommodating box 4 in which the compressor 2 is installed is separately formed outside the engine room. Therefore, since the refrigerant flow line connected from the compressor 2 is completely blocked from the engine heat, there is an effect of preventing the refrigeration efficiency degradation problem.
  • This is a structure that is clearly distinguished from the patent No. 1147393 (refrigerator for refrigeration vehicle) of the sub-engine type which has a diesel engine separate from the engine of the vehicle itself and drives a refrigeration cycle described in the prior art.
  • the conventional technology reduces the refrigeration efficiency by passing heat generated from a separate engine to the refrigerant flow line, the compressor and the condenser, and refrigerant leakage occurs because the vibration generated when the engine is continuously transmitted to the refrigerant flow line, the compressor and the condenser.
  • the loosening of the combined state of each component and durability of the refrigeration cycle occurs.
  • the compressor 2 and the condenser 3 are installed together in the condenser accommodating box 4 while there is no engine in the condenser accommodating box 4. And the compressor 2 is driven by the battery 1. Therefore, there is no room for engine heat and vibration to be transmitted to the compressor 2 and the condenser 3 according to the engine operation.
  • the compressor 2 since the compressor 2 is installed together with the condenser 3 in the box, unlike the refrigeration structure in which the compressor 2 is installed in the engine room, the refrigerant flow line between the compressor 2 and the condenser 3 is significantly shortened. Refrigeration efficiency is improved, there is a power saving effect that reduces the electrical load for circulating the refrigerant.
  • the compressor 2 and the condenser 3 are respectively installed in both space portions with the partition 41 therebetween in the condenser accommodating box 4, as shown in FIGS. 2 and 3.
  • Is configured to insulate the condenser receiving box 4 from side to side.
  • the condenser accommodating box 4 of the above structure is provided with a condenser 3 in one space portion with a partition 41 therebetween, and a compressor 2 in the other space portion. Since the compressor 2 is configured to suck and compress the refrigerant, high temperature heat is generated. Therefore, the partition 41 is provided so as to prevent the heat from affecting the condenser 3 so as to prevent a decrease in the refrigerating efficiency, and a normal fan is provided above the condenser 3.
  • the condenser accommodating box 4 is preferably attached to the outer front portion of the vehicle loading box as shown in FIG. Since the loading box of a refrigerating vehicle usually has a structure that protrudes upwardly than the cab, it is recommended to install it on the front side of the outside of the loading box so that external cold air can flow to the front through the front vent of the condenser accommodation box 4 as the vehicle proceeds. good.
  • the controller 5 is further included in the other space of the condenser accommodating box 4.
  • the controller 5 is connected to an operation unit and a display unit inside the cab.
  • the controller 5 controls the operation of the refrigeration cycle, detects the remaining amount of the battery 1, displays the duration of refrigeration at the same time, or generates an alarm sound. It has a built-in configuration.
  • the compressor 2 Since the compressor 2 is driven by the DC power supply of the battery 1, even if the engine is stopped, the refrigeration cycle can be driven for a predetermined time by the storage power of the battery 1, and a mechanical connection structure such as a belt is not required. Since the problem of excessive starting load during initial driving of the engine is prevented, the engine is not burdened and fuel economy is reduced.
  • the compressor 2 of the present invention is isolated from the engine room so that the refrigerant flow line connected from the compressor 2 is completely blocked from the engine heat, thereby improving the refrigerating efficiency, and the vibration generated when the engine is driven. Since it is not delivered to the refrigerant flow line, the compressor 2, and the condenser 3, there is no problem of leakage of refrigerant or loosening of the coupled state of components or durability of the refrigeration cycle.
  • the compressor 2 is installed together with the condenser 3 in the box, unlike the conventional refrigeration structure in which the compressor is installed in the engine room, the refrigerant flow line between the compressor 2 and the condenser 3 is significantly shortened, thereby improving the refrigerating efficiency. It is improved, and there is a power saving effect that reduces the electrical load for circulating the refrigerant.
  • the compressor 2 and the condenser 3 may be installed at the same time in a single box to produce a single piece, the coupling structure between the components of the refrigeration cycle is simplified and the convenience of manufacturing and assembly installation is greatly enhanced.
  • the compressor 2 having high temperature heat is installed in the condenser accommodating box 4 with the condenser 3 interposed between the partition walls 41, a decrease in refrigeration efficiency can be prevented, and the condenser accommodating box 4 is provided. Is attached to the outside of the vehicle loading box when the vehicle proceeds the external cold air can be introduced to the front condenser receiving box (4) has the effect of improving the refrigeration efficiency more.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Air-Conditioning For Vehicles (AREA)
PCT/KR2014/006511 2014-02-24 2014-07-17 냉동차량의 냉동시스템 WO2015126019A1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2016546714A JP2016535239A (ja) 2014-02-24 2014-07-17 冷凍車両の冷凍システム
CN201480059898.8A CN105874291B (zh) 2014-02-24 2014-07-17 冷冻车辆的制冷系统

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Application Number Priority Date Filing Date Title
KR1020140021286A KR101399253B1 (ko) 2014-02-24 2014-02-24 냉동차량의 냉동시스템
KR10-2014-0021286 2014-02-24

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WO2015126019A1 true WO2015126019A1 (ko) 2015-08-27

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Cited By (3)

* Cited by examiner, † Cited by third party
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EP3241695A3 (en) * 2016-01-19 2018-04-04 Dometic Sweden AB Parking cooler
USD862668S1 (en) 2016-01-19 2019-10-08 Dometic Sweden Ab Air shroud assembly
US11415367B2 (en) 2016-06-17 2022-08-16 Carrier Corporation Mechanical subcooler with battery supplement

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KR102055980B1 (ko) 2017-06-12 2020-01-22 암페놀센싱코리아 유한회사 복합센서를 구비한 전자식 팽창밸브장치
CN109606066A (zh) * 2019-01-28 2019-04-12 常州悦龙新能源汽车空调有限公司 顶置冷凝器的车用空调系统
JP7226124B2 (ja) * 2019-06-19 2023-02-21 株式会社デンソー バッテリ状態監視装置
KR102182838B1 (ko) 2020-06-19 2020-11-25 주식회사 벡스시스템스 특장차용 냉동기의 전원공급시스템
KR102577070B1 (ko) 2023-03-23 2023-09-08 고홍달 냉동차량용 냉방 및 냉동장치의 설치구조

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JPH06135222A (ja) * 1992-10-28 1994-05-17 Sanyo Electric Co Ltd 車載用冷却装置の電源装置
JP2001213222A (ja) * 2000-02-01 2001-08-07 Tsuboi Tokushu Shatai Kk 冷凍車輌に搭載される冷凍機の駆動機構
JP2005083640A (ja) * 2003-09-08 2005-03-31 Toshiba Kyaria Kk 冷凍車用冷凍装置
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3241695A3 (en) * 2016-01-19 2018-04-04 Dometic Sweden AB Parking cooler
USD862668S1 (en) 2016-01-19 2019-10-08 Dometic Sweden Ab Air shroud assembly
USD865926S1 (en) 2016-01-19 2019-11-05 Dometic Sweden Ab Air shroud assembly
US10589593B2 (en) 2016-01-19 2020-03-17 Dometic Sweden Ab Parking cooler
US11613157B2 (en) 2016-01-19 2023-03-28 Dometic Sweden Ab Parking cooler
US11415367B2 (en) 2016-06-17 2022-08-16 Carrier Corporation Mechanical subcooler with battery supplement

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CN105874291A (zh) 2016-08-17
CN105874291B (zh) 2017-08-25
JP2016535239A (ja) 2016-11-10
KR101399253B1 (ko) 2014-05-27

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