WO2011132904A2 - Appareil et procédé pour réguler la puissance d'un véhicule pour transporter des aliments congelés, réfrigérés et chauffés - Google Patents

Appareil et procédé pour réguler la puissance d'un véhicule pour transporter des aliments congelés, réfrigérés et chauffés Download PDF

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Publication number
WO2011132904A2
WO2011132904A2 PCT/KR2011/002772 KR2011002772W WO2011132904A2 WO 2011132904 A2 WO2011132904 A2 WO 2011132904A2 KR 2011002772 W KR2011002772 W KR 2011002772W WO 2011132904 A2 WO2011132904 A2 WO 2011132904A2
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WO
WIPO (PCT)
Prior art keywords
power
battery
converter
main controller
battery cell
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Application number
PCT/KR2011/002772
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English (en)
Korean (ko)
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WO2011132904A3 (fr
Inventor
곽정빈
김규남
문성환
Original Assignee
주식회사 시원
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Publication date
Application filed by 주식회사 시원 filed Critical 주식회사 시원
Publication of WO2011132904A2 publication Critical patent/WO2011132904A2/fr
Publication of WO2011132904A3 publication Critical patent/WO2011132904A3/fr

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    • 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 power control apparatus and method for a vehicle for refrigeration, refrigeration and warm food transport. More specifically, the first battery unit is charged with power supplied from a power source, the temperature of the food storage room is controlled by the charging power of the first battery unit, and the second battery after voltage conversion of the charging power of the first battery.
  • the present invention relates to a power control apparatus and method for a vehicle for refrigeration, refrigeration, and warm food transport, wherein the vehicle is charged to drive a vehicle engine.
  • a food transport vehicle which is generally used is used to transport and store frozen and refrigerated foods, and includes a freezing device, and controls the temperature by blowing cold air generated by the freezing device to an insulated food storage room.
  • the refrigerating device typically includes a compressor for compressing a refrigerant in a gas state, a condenser for condensing and liquefying a compressed high-pressure refrigerant gas, an expansion valve for expanding the condensed refrigerant to lower the temperature, and evaporating the expanded refrigerant by heat exchange. And an evaporator which generates cold air while being made.
  • the power required for such a refrigerating device is mainly classified into driving power of the compressor, power for driving the fan of the condenser and the evaporator, and the like.
  • the driving power of the compressor occupies about 80% or more of the total power.
  • the power for driving the refrigerating device is a method of using the power of the engine installed in the vehicle, a method of using a separate sub-engine for driving the refrigeration device, and a method of using external power.
  • a compressor having an electronic clutch is connected to the engine room by a pulley and a belt, and a fan of the condenser and the evaporator uses a DC motor, and is output from the charging power of the battery or the alternator. Use power.
  • the method using the separate sub-engine uses a pulley and a belt in the sub-engine to connect both the compressor, the fan of the condenser and the evaporator.
  • the fans of the condenser and the evaporator may be driven using generating power.
  • the method of using the sub-engine can maintain a constant rotation speed of the compressor, and there is an advantage that the capacity can be increased, but there are problems in coping with fluctuations in the refrigeration load and fuel consumption and noise.
  • the method of using the external electric power is to drive the refrigeration unit with an induction motor in order to be able to drive the refrigeration unit when the load or unloading load, using the method of using the power of the engine of the vehicle and the sub-engine In combination with the methods described above, various problems can be solved.
  • an object of the present invention is to provide a power control apparatus and method for a vehicle for freezing, refrigeration, and warm food transport, which can control the temperature of the food storage room even when the vehicle is driven as well as when the vehicle is parked.
  • the present invention generates power by using an engine separate from the engine of the vehicle, charge the generated power in the battery unit, refrigeration, refrigeration and heated food transport vehicle for controlling the temperature of the food storage room by the charging power of the battery unit It provides a power control apparatus and method.
  • the present invention also provides a power control apparatus and method for a vehicle for refrigeration, refrigeration and warm food transport, which can easily adjust the driving speed of the compressor according to the temperature of the food storage room.
  • the electric power control device for a refrigerated, refrigerated and heated food transport vehicle of the present invention includes a power supply for supplying AC power, a DC power conversion unit for converting AC power supplied by the power supply into DC power, and the DC power conversion unit.
  • a first battery unit which charges the converted DC power and supplies charging power as operating power
  • a temperature controller which generates cold air or heat with the DC power supplied by the DC power conversion unit or the first battery unit
  • a fan motor driving unit which drives the fan motor with DC power supplied by the DC power conversion unit or the first battery unit, and converts a voltage of DC power supplied by the DC power conversion unit or the first battery unit to convert the voltage into a second power supply
  • a second converter that charges a battery, and operates at an output power of the second converter or the second battery, and And a main controller controlling the temperature control unit and the fan motor driving unit to adjust the temperature of the food storage chamber and controlling the power supply to supply AC power according to the state of charge of the first battery unit. do.
  • the power supply source includes an engine and a generator for generating AC power according to the driving of the engine, and the main controller controls the generator to generate AC power by driving an AC power input from the outside or the engine. It features.
  • the first battery unit controls a battery cell charging DC power, and charges or discharges DC power in the battery cell, and communicates with the main controller to inform the main controller of the charging power of the battery cell. It is characterized by including a battery controller.
  • the battery cell is characterized in that a plurality of lithium polymer battery cells.
  • the temperature control unit is an inverter for switching the DC power supplied by the DC power conversion unit or the first battery unit to convert into AC power, a compressor driven by the inverter to convert the AC power to generate cold air;
  • the inverter is characterized in that it is configured to include a heater that is driven in accordance with the converted AC power to generate heat.
  • the temperature control unit may further include a defroster driven according to the AC power converted by the inverter to remove frost of the evaporator.
  • the compressor is characterized in that the inverter scroll compressor.
  • the fan motor driver may include a first converter for converting a voltage of DC power supplied by the DC power converter or the first battery unit, and cold air generated by the temperature controller while being driven according to an output power of the first converter; And a fan motor for blowing hot air into the food storage compartment.
  • the main controller controls the temperature control unit and the fan motor driving unit while controlling the temperature of the food storage room to a predetermined temperature
  • the main controller is a battery controller Determining the charging power of the battery cell by performing communication with the controller; and when the determined charging power of the battery cell is less than or equal to a predetermined minimum power, an AC power supplying and supplying AC power under the control of the main controller. Power is converted into DC power by a DC power converter to be charged in the battery cell; and when the determined charging power of the battery cell is equal to or greater than a preset maximum power, the power supply source controls the AC power according to the control of the main controller. Characterized in that it comprises a step of not supplying .
  • the AC power supply of the power supply source may include determining whether AC power is input from the outside, supplying AC power input externally when AC power is input from the outside, and determining the result. And when the AC power is not input from the outside, the engine is driven to generate the AC power, and the AC power is generated by the generator.
  • the power control apparatus and method for a vehicle for refrigeration, refrigeration, and warm food transport of the present invention generates power using an engine separate from the engine of the vehicle, charges the generated power to the battery unit, and supplies the power to the battery unit. Adjust the temperature of the food storage room.
  • the temperature of the food compartment can be adjusted to the set temperature regardless of whether the vehicle is running or the vehicle is stopped.
  • the rotational speed of the compressor can be flexibly adjusted according to the temperature of the food storage room.
  • the present invention charges the power charged in the first battery unit to the second battery to supply the operating power to various electrical loads provided in the vehicle.
  • FIG. 1 is a view schematically showing the overall configuration according to the power control apparatus of the present invention.
  • FIG. 2 is a signal flow diagram showing the operation of the main controller according to the power control method of the present invention.
  • reference numeral 100 denotes a power supply source.
  • the power supply 100 may be supplied three-phase AC power from the outside.
  • the power supply 100 includes an engine 102 and a generator 104, and the generator 104 generates three-phase AC power according to the driving of the engine 102.
  • Reference numeral 110 denotes a DC power converter.
  • the DC power converter 110 includes a rectifier 112 and a capacitor 114.
  • the rectifier 112 rectifies and converts three-phase AC power supplied from the outside or three-phase AC power generated by the generator 104 into a pulse current, and converts the converted pulse current into a smooth DC current. Convert to power.
  • Reference numeral 120 denotes a first battery unit.
  • the first battery unit 120 includes a battery cell 122 and a battery controller 124.
  • the battery cell 122 is, for example, a plurality of lithium polymer battery cells are connected in series.
  • the battery controller 124 controls charging and discharging of DC power to the battery cell 122.
  • Reference numeral 130 is an inductor.
  • the inductor 130 is provided between the DC power converter 110 and the first battery unit 120 to adjust the current of the DC power charged and discharged in the first battery unit 120.
  • Reference numeral 140 denotes a temperature controller for controlling the temperature of the food storage compartment.
  • the temperature controller 140 includes an inverter 142, a compressor 144, a defroster 146, and a heater 148.
  • the inverter 142 converts the DC power supplied by the DC power converter 110 or the first battery unit 120 into AC power.
  • the compressor 144 is, for example, an inverter scroll compressor, so that the rotational speed is changed according to the frequency of the AC power output from the inverter 142, thereby compressing the refrigerant of the refrigerating device and generating cold air from the evaporator.
  • the defroster 146 generates heat according to the AC power output from the inverter 142 to remove frost of the evaporator.
  • the heater 148 generates heat in accordance with the AC power output from the inverter 142 to increase the temperature of the food storage room.
  • Reference numeral 150 is a fan motor driver.
  • the fan motor driver 150 includes a first converter 152 and a fan motor 154.
  • the first converter 152 converts the voltage of the DC power supplied by the DC power converter 110 or the first battery unit 120. For example, the DC power voltage supplied by the DC power converter 110 or the first battery unit 120 is converted to 55V.
  • the fan motor 154 uses, for example, a BLDC (Brush Less Direct Current) motor, and the first converter 152 is driven in accordance with a DC power that converts a voltage to generate cold air or the heater. Heat generated by 148 is blown to the food storage chamber.
  • BLDC Battery Less Direct Current
  • Reference numeral 160 is a second converter.
  • the second converter 160 converts the voltage of the DC power supplied by the DC power converter 110 or the first battery unit 120.
  • the second converter 160 converts the voltage of the DC power supplied by the DC power converter 110 or the first battery unit 120 to 13.5V.
  • Reference numeral 170 is a second battery.
  • the second battery 170 charges the DC power converted by the second converter 160, and supplies operating power to various electrical loads including an engine, an equalizer, and the like provided in the vehicle with the charging power.
  • Reference numeral 180 is a main controller.
  • the main controller 180 communicates with the battery controller 124 of the first battery unit 120 to determine the charging power of the battery cell 122, and according to the determined charging power, the power supply source 100. Control the supply of three-phase AC power.
  • the main controller 180 controls the temperature controller 140 and the fan motor driver 150 to control the temperature of the food storage room.
  • the DC power charged in the battery cell 122 of the first battery unit 120 is discharged under the control of the battery controller 124, and thus, the second power control device is connected to the second through the inductor 130. Supplied to converter 160.
  • the second converter 160 converts the voltage of the DC power input from the battery cell 122.
  • the second converter 160 converts the voltage of DC power input from the battery cell 122 to 13.5V, and converts the DC power into the second battery 180 while charging the main battery 180.
  • the various electrical loads provided in the vehicle is supplied as operating power.
  • the main controller 180 performs an initialization operation as shown in FIG. 2 at an initial time when operating power is supplied (S200). At this time, the main controller 180 performs all the components of the power control device while performing an initialization operation, that is, the power supply 100, the first battery unit 120, the temperature controller 140, and the fan motor driver 150. ) Is judged whether it is operating normally.
  • the main controller 180 determines whether an error has occurred in the operation of the power control device (S202), and if an error occurs, an error is displayed on the display unit (not shown). The occurrence of is indicated to allow the user to take a predetermined action against the occurrence of the error (S204).
  • the main controller 180 controls the temperature controller 140 and the fan motor driver 150 to adjust the temperature of the food storage room (S206).
  • the main controller 180 controls the inverter 142 of the temperature controller 140 to convert the DC power supplied by the power supply source 100 or the first battery unit 120 into three-phase AC power.
  • the compressor 144, the defroster 146, and the heater 148 are selectively operated by the three-phase AC power converted by the inverter 142.
  • the main controller 180 controls the fan motor driving unit 150 to cool the air generated by the driving of the compressor 144 of the temperature control unit 140 or the heat generated by the driving of the heater 148.
  • the main controller 180 controls the first converter 152 of the fan motor driving unit 150 by blowing the air into the food storage room to control the temperature of the food storage room. Step down the voltage of the DC power supplied by the unit 120, and drives the fan motor 154 with the reduced DC power, according to the cold air generated by the drive of the compressor 144 or the driving of the heater 148. The heat generated is blown into the food storage room to control the temperature of the food storage room.
  • the main controller 180 detects the temperature of the food storage room using a temperature sensor, for example, and controls the switching operation of the inverter 142 according to the detected temperature of the food storage room to output from the inverter 142.
  • the driving speed of the compressor 144 may be adjusted by adjusting the frequency of the alternating current power and driving the compressor 144 according to the alternating frequency.
  • the main controller 180 communicates with the battery controller 124 of the first battery unit 120 to acquire the information of the DC power charged in the battery cell 122 (S208). It is determined whether it is less than or equal to the preset minimum power (S210).
  • the power supply source 100 is controlled to supply three-phase AC power (S212).
  • the main controller 180 determines whether three-phase AC power is supplied from the outside, and the three-phase AC power supplied from the outside when the three-phase AC power is supplied from the outside is the DC power converter 110.
  • the rectifier 112 is converted into pulse current power, and the capacitor 114 is converted into DC power and then supplied to the first battery unit 120 through the inductor 130.
  • the main controller 180 drives the engine 102 when the three-phase AC power is not supplied from the outside, the generator 014 generates three-phase AC power in accordance with the driving of the engine 102, the generator The three-phase alternating current power generated by 014 is converted into pulse current by the rectifier 112 of the DC power converter 110, and is converted into DC power by the capacitor 114, and then the first battery is converted through the inductor 130. To the unit 120.
  • the main controller 180 communicates with the battery controller 124 of the first battery unit 120 to instruct charging (S214). According to the charging command, the battery controller 124 charges the DC power output from the DC power converter 110 to the battery cell 122.
  • the main controller 180 communicates with the battery controller 124 to determine whether the charging power of the battery cell 122 is greater than or equal to a preset maximum power. It is determined (S216).
  • the main controller 180 controls the power supply 100 to not supply three-phase AC power (S218).
  • the battery controller 124 operates the temperature controller 140, the fan motor driver 150, and the second converter 160 while discharging the DC power charged in the battery cell 122. Supply power.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Secondary Cells (AREA)

Abstract

L'invention concerne un appareil et un procédé permettant de réguler la puissance d'un véhicule en ce qui concerne le stockage d'aliments: une unité de commande principale détermine la puissance chargée dans un élément d'accumulateur tout en réglant la température de la salle de stockage d'aliments à une température préétablie par la régulation d'une unité de réglage de température et une unité d'entraînement de moteur de ventilateur; l'unité de commande principale commande une source d'alimentation électrique destinée à fournir une puissance à courant alternatif lorsque la puissance chargée dans l'élément d'accumulateur, qui a été déterminée, est égale ou inférieure à une puissance minimale préétablie, la puissance à courant alternatif fournie est transformée en courant continu par une unité de transformation de puissance à courant continu à charger dans l'élément d'accumulateur; et l'unité de commande principale commande la source d'alimentation électrique de ne pas fournir la puissance à courant alternatif lorsque la puissance chargée dans l'élément d'accumulateur, qui a été déterminée, est égale ou supérieure à une puissance maximale préétablie.
PCT/KR2011/002772 2010-04-19 2011-04-19 Appareil et procédé pour réguler la puissance d'un véhicule pour transporter des aliments congelés, réfrigérés et chauffés WO2011132904A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2010-0036081 2010-04-19
KR20100036081A KR101186467B1 (ko) 2010-04-19 2010-04-19 냉동, 냉장 및 온장 식품 운반용 차량의 전력 제어장치 및 방법

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WO2011132904A2 true WO2011132904A2 (fr) 2011-10-27
WO2011132904A3 WO2011132904A3 (fr) 2012-03-01

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112406537A (zh) * 2019-08-20 2021-02-26 北汽福田汽车股份有限公司 车辆及其控制系统和方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101763372B1 (ko) * 2016-05-20 2017-07-31 전호석 향상된 냉동 효율을 갖는 냉동 운반차
KR102313163B1 (ko) * 2019-12-31 2021-10-15 주식회사 제이케이시스템즈 차량용 전기 냉동 시스템
KR102539489B1 (ko) 2022-05-27 2023-06-05 주식회사 일진정공 전기냉온장탑차용 냉온장탑

Citations (3)

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Publication number Priority date Publication date Assignee Title
JP2001324253A (ja) * 2000-05-16 2001-11-22 Toshiba Kyaria Kk 冷凍冷蔵車両
KR100816642B1 (ko) * 2007-07-10 2008-03-25 이형주 냉동탑차용 냉동장치
KR20090083543A (ko) * 2008-01-30 2009-08-04 윤상억 고출력 발전기를 구비한 냉동차량용 냉동장치

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Publication number Priority date Publication date Assignee Title
JPH0930319A (ja) * 1995-07-17 1997-02-04 Araco Corp 保冷車の冷却制御方法および冷却制御装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001324253A (ja) * 2000-05-16 2001-11-22 Toshiba Kyaria Kk 冷凍冷蔵車両
KR100816642B1 (ko) * 2007-07-10 2008-03-25 이형주 냉동탑차용 냉동장치
KR20090083543A (ko) * 2008-01-30 2009-08-04 윤상억 고출력 발전기를 구비한 냉동차량용 냉동장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112406537A (zh) * 2019-08-20 2021-02-26 北汽福田汽车股份有限公司 车辆及其控制系统和方法

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Publication number Publication date
KR20110116587A (ko) 2011-10-26
WO2011132904A3 (fr) 2012-03-01
KR101186467B1 (ko) 2012-10-15

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