WO2013062146A1 - 건설기계의 연비절감용 제어 장치 - Google Patents
건설기계의 연비절감용 제어 장치 Download PDFInfo
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- WO2013062146A1 WO2013062146A1 PCT/KR2011/007921 KR2011007921W WO2013062146A1 WO 2013062146 A1 WO2013062146 A1 WO 2013062146A1 KR 2011007921 W KR2011007921 W KR 2011007921W WO 2013062146 A1 WO2013062146 A1 WO 2013062146A1
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- WIPO (PCT)
- Prior art keywords
- fuel economy
- hydraulic pump
- data
- engine
- selection switch
- Prior art date
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- 239000000446 fuel Substances 0.000 title claims abstract description 128
- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000013500 data storage Methods 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/30—Conjoint control of vehicle sub-units of different type or different function including control of auxiliary equipment, e.g. air-conditioning compressors or oil pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/18—Propelling the vehicle
- B60W30/188—Controlling power parameters of the driveline, e.g. determining the required power
- B60W30/1882—Controlling power parameters of the driveline, e.g. determining the required power characterised by the working point of the engine, e.g. by using engine output chart
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/18—Propelling the vehicle
- B60W30/188—Controlling power parameters of the driveline, e.g. determining the required power
- B60W30/1886—Controlling power supply to auxiliary devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/085—Changing the parameters of the control units, e.g. changing limit values, working points by control input
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
- E02F9/2062—Control of propulsion units
- E02F9/2066—Control of propulsion units of the type combustion engines
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2221—Control of flow rate; Load sensing arrangements
- E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
- E02F9/2235—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps including an electronic controller
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
- F02D29/04—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/021—Introducing corrections for particular conditions exterior to the engine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2300/00—Indexing codes relating to the type of vehicle
- B60W2300/17—Construction vehicles, e.g. graders, excavators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/84—Data processing systems or methods, management, administration
Definitions
- the present invention relates to a fuel economy control device for construction equipment, and more particularly, when the fuel economy mode switch is installed and the fuel economy mode is selected through the engine and pump input torque at the same level as the final output horsepower of the pump
- the present invention relates to a control device for reducing fuel efficiency of a construction machine, by setting it to a section having good efficiency to obtain fuel efficiency reduction effect compared to an equivalent workload.
- the engine speed and the maximum input torque of the hydraulic pump in the case where the workload is a priority, the engine speed is increased and the pump input torque is lowered based on the equivalent output horsepower, and the pump discharged by the engine speed even at low load operation The flow rate can be obtained sufficiently.
- the workload is limited to the set horsepower, in which case the engine is operated in a section where the engine speed is relatively high and the pump input torque is operated in a section where the pump input torque is relatively low.
- the problem is that the fuel consumption of the engine is relatively high.
- the present invention was developed to solve the above problems, when the operator requires fuel-saving operation, the engine speed in the fuel efficiency section of the engine by lowering the driving speed and increasing the pump maximum input torque setting based on the equivalent pump output horsepower It is an object of the present invention to provide a control device for reducing fuel consumption of construction machinery, which enables the operation to lower the fuel consumption on an equivalent workload basis.
- a control apparatus for a construction machine having an engine and a variable displacement hydraulic pump connected to and driven by an engine comprising: any one of a plurality of setting steps for a speed of the engine and a maximum input torque of the hydraulic pump; Mode selection switch for instructing setting step, Fuel economy mode selection switch for selecting fuel economy mode according to user key operation, Maximum input of engine speed and hydraulic pump as reference when non-fuel economy mode is selected in the plurality of setting steps
- First data storage means for storing first data in torque values, an engine speed set value having a lower value than an engine speed of the first data, and a hydraulic pressure having a value higher than a maximum input torque value of the hydraulic pump of the first data
- Second data storage means for storing second data at a pump maximum input torque value, and said fuel economy mode selection switch; ,
- the engine speed and the maximum input torque value of the hydraulic pump controls the engine and the hydraulic pump on the basis of the second data of the setting step indicated by the mode selection switch, and the fuel economy mode
- the fuel consumption is not selected by the selection switch, the
- the controller for fuel economy reduction when the fuel economy reduction mode input signal is input from the fuel economy mode selection switch, the controller for fuel economy reduction includes a second input of the engine speed and a maximum input torque value of the hydraulic pump in the setting step indicated by the mode selection switch.
- the engine and the pump input torque can be set to a section having good efficiency at the same level as the final output horsepower of the pump when the fuel economy mode is selected, thereby achieving the fuel economy compared to the equivalent workload.
- the engine speed is lowered based on the equivalent pump output horsepower and the pump maximum input torque setting is set so that the engine operates in the section of the engine where the fuel efficiency is good. It can be effective.
- FIG. 1 is a block diagram showing a fuel economy control device for construction machinery according to the present invention
- FIG. 2 is a view showing a maximum torque limit diagram of a variable displacement hydraulic pump according to the present invention.
- FIG. 3 is a diagram illustrating an engine operating point and a fuel efficiency comparison diagram according to the present invention.
- mode selection switch 102 fuel economy mode selection switch
- FIG. 1 is a view showing a fuel economy control device for a construction machine according to the present invention.
- the present invention is largely, the mode selection switch 101, fuel economy mode selection switch 102, the first data storage means (not shown), the second data storage means (not shown), fuel economy It is made of a structure including a saving controller (103).
- Mode selection switch 101 for instructing one setting step, fuel economy mode selection switch 102 for selecting the fuel economy mode according to the user key operation, the plurality of setting step, the fuel economy mode is not selected at the time of selection
- First data storage means (not shown) for storing first data at an engine speed and a maximum input torque value of the hydraulic pump, an engine speed set value having a lower value than an engine speed of the first data, and hydraulic pressure of the first data.
- Second data storage means (not shown) for storing second data having a hydraulic pump maximum input torque value higher than the maximum input torque value of the pump, and
- each of the engine speed and the maximum input torque value of the hydraulic pump controls the engine and the hydraulic pump based on the second data of the setting step indicated by the mode selection switch.
- a fuel economy controller 103 for controlling the engine and the hydraulic pump based on the first data of the setting step indicated by the mode selection switch when the fuel economy mode is not selected by the fuel economy mode selection switch. Structure.
- the mode selection switch 101 is any one of a plurality of setting steps for the speed of the engine and the maximum input torque of the hydraulic pump so that the operator can select the appropriate working mode according to the type of work. It selects the setting step and directs it to the fuel economy controller. In the plurality of setting steps, the first data of the engine speed and the maximum input torque of the hydraulic pump as the reference when the fuel economy mode is not selected, and the maximum input torque of the engine speed and the hydraulic pump as the reference when the fuel economy mode is selected. Second data is provided.
- the engine speed of the first data is set to 1800, the torque value is 100, and in the second stage of the first data, the engine speed is set to 1700 and the torque value is set to 105, and in the second stage, the engine of the first data is set.
- the engine speed may be set to 1700 and the torque value to 95, and the engine speed may be set to 1600 and the torque value to 100 in the second data of the second stage.
- the fuel economy mode selection switch 102 selects a fuel economy mode according to a user's key operation.
- a fuel economy mode selection signal is input to a fuel economy controller and a fuel economy mode If is not selected, input the fuel economy mode non-selection signal to the controller for fuel economy. In this way, the controller for fuel economy is informed whether the user selects the fuel economy mode.
- the first data storage means (not shown) stores the first data including the engine speed and the maximum input torque value of the hydraulic pump as the reference when the fuel economy mode is not selected in the plurality of setting steps.
- the second data storage means (not shown) is a hydraulic pump having a higher engine speed set value lower than the engine speed of the first data and a maximum input torque value of the hydraulic pump of the first data to reduce fuel consumption. Storing the second data having the maximum input torque value. For example, in the first stage, the engine speed of the first data is set to 1800, the torque value is 100, and in the second stage of the first data, the engine speed is set to 1700 and the torque value is set to 105. In the second stage, the engine speed of the first data is set. The number 1700, the torque value 95, the second data of the second stage, the engine speed 1600, and the torque value 100 can be set.
- each of the engine speed and the maximum input torque value of the hydraulic pump is set by the mode selection switch 101.
- the engine and the hydraulic pump are controlled based on the two data, and when the fuel economy mode is not selected by the fuel economy mode selection switch 102, the mode selection switch 101 indicates the first data of the setting step. It is to control the engine and the hydraulic pump.
- the fuel consumption mode selection switch 102 when the fuel economy mode selection signal is input, each of the engine speed and the maximum input torque value of the hydraulic pump is a second step of the setting step instructed by the mode selection switch 101
- First control means for controlling the engine and the hydraulic pump on the basis of the data, and when the fuel economy mode non-selection signal is input from the fuel economy mode selection switch 102, the engine speed and the maximum input torque value of the hydraulic pump May include a second control means for controlling the engine and the hydraulic pump based on the first data of the setting step indicated by the mode selection switch 101.
- each of the engine speed and the maximum input torque value of the hydraulic pump is set by the mode selection switch 101.
- the engine and the hydraulic pump are controlled based on the second data.
- the engine and the hydraulic pump are controlled based on the first data of the setting step indicated by the mode selection switch 101.
- each of the engine speed and the maximum input torque value of the hydraulic pump is the second data of the setting step indicated by the mode selection switch 101 Control the engine and the hydraulic pump on the basis of.
- the engine speed and the maximum input torque value of the hydraulic pump are set by the mode selection switch 101 in the first step of the setting step.
- the engine and hydraulic pump are controlled based on the data.
- the fuel economy mode selection switch 102 selects a fuel economy mode according to a user's key operation.
- the fuel economy mode selection signal is input to the fuel economy controller 103.
- the fuel economy mode non-selection signal is input to the fuel economy controller 103.
- the controller for fuel economy is informed whether the user selects the fuel economy mode.
- the first data is a value of the maximum input torque of the engine speed and the hydraulic pump, which is a reference when the fuel economy mode is not selected, in the plurality of setting steps.
- the second data includes a maximum engine torque setting value lower than an engine speed of the first data and a maximum input torque of a hydraulic pump higher than a maximum input torque value of the hydraulic pump of the first data. It is a value.
- the engine speed of the first data is set to 1800, the torque value is 100, and in the second stage of the first data, the engine speed is set to 1700 and the torque value is set to 105, and in the second stage, the engine of the first data is set.
- the engine speed may be set to 1700 and the torque value to 95, and the engine speed may be set to 1600 and the torque value may be set to 100 in the second data of the second stage.
- the present invention controls the engine and the hydraulic pump based on the first data of the setting step indicated by the mode selection switch when the fuel economy mode is not selected by the fuel economy mode selection switch, and controls the fuel economy mode selection switch.
- the engine speed and the maximum input torque value of the hydraulic pump when selecting the fuel economy reduction mode by the engine speed setting value of the setting step indicated by the mode selection switch (that is, lower than the engine speed of the first data)
- By controlling the engine and the hydraulic pump based on the hydraulic pump maximum input torque value of the first data of the hydraulic pump higher than the maximum input torque value of the first data when the operator requests fuel saving operation, Reduces drive speed and increases pump maximum input torque setting based on pump output horsepower. By allowing the engine to run in the liver, fuel consumption can be reduced on an equivalent basis.
- FIG. 2 is a view showing a maximum torque limit diagram of a variable displacement hydraulic pump according to the present invention.
- the discharge volume ratio of the variable displacement pump that supplies pressure oil to the work device in accordance with the opening and closing of the main control valve is controlled so that the discharge volume ratio increases proportionally according to the operation amount of the main control valve.
- the speed of the work device becomes maximum when the control valve is operated at maximum, which is proportional to the driving speed of the pump.
- the maximum output specification of the engine driving the pump of the construction machine is limited, the maximum drive torque of the pump is limited to below the maximum torque of the engine.
- engine control mode selection means that can set the engine speed and pump input torque to adjust the working speed according to the working situation of the operator to adjust the working speed and to achieve the fuel economy savings.
- the output is proportionally limited in order to give a constant amount of work and fuel consumption according to the mode, and the engine speed and pump input torque are set to be differentially set in stages.
- the pump is controlled by the control means for limiting the input torque of a predetermined value or less, an example of the characteristics are as shown in FIG.
- the pump flow rate is discharged at a flow rate proportional to the engine speed and the maximum discharge volume ratio of the pump during maximum operation of the control valve, but during high load operation, the pressure applied to the work tool increases.
- the maximum discharge flow rate of the pump gradually decreases as shown in FIG. 2, thereby reducing the speed of the work device.
- FIG. 3 is a diagram illustrating an engine operating point and a fuel efficiency comparison diagram according to the present invention.
- the fuel efficiency of the engine operates at 41% during high load operation. If the engine speed is reduced to a predetermined value with the same power setting and the pump maximum input torque is increased to drive the point 2 so that an equivalent horsepower can be output, the fuel efficiency of the engine operates at 43%. A 4.7% improvement in fuel efficiency can be expected from the setting of. In other words, at low loads, the work speed is reduced as much as the engine speed is lowered, but at high loads operating at pressures above the torque limit of the hydraulic pump, fuel consumption is reduced compared to the equivalent workload, thereby improving fuel efficiency.
- the present invention can be used in the fuel economy control device of the construction machine, more specifically, the fuel economy mode switch is installed, through which the fuel economy mode is selected, the engine and pump input torque is equal to the final output horsepower of the pump It can be used in the control device for fuel efficiency reduction of construction machinery, so as to set the efficiency section in the to obtain the fuel economy compared to the equivalent workload.
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Abstract
Description
Claims (2)
- 엔진 및 엔진에 연결되어 구동되는 가변 용적식 유압펌프를 가지는 건설기계의 연비절감용 제어 장치에 있어서,상기 엔진의 속도 및 상기 유압펌프의 최대 입력 토크에 대한 복수의 설정 단계 중 사용자 키 조작에 따라 어느 하나의 설정 단계를 지시하는 모드 선택 스위치;사용자 키 조작에 따라 연비 절감 모드를 선택하는 연비절감모드 선택 스위치;상기 복수의 설정 단계별로, 연비 절감 모드 비선택시 기준이 되는 엔진 속도 및 유압펌프의 최대 입력 토크 값으로 된 제1 데이터를 저장하는 제1 데이터 저장수단;상기 제1 데이터의 엔진 속도보다 더 낮은 값의 엔진 속도 설정치와 상기 제1 데이터의 유압펌프의 최대 입력 토크 값보다 더 높은 값의 유압펌프 최대 입력 토크 값으로 된 제2 데이터를 저장하는 제2 데이터 저장수단; 및상기 연비절감모드 선택 스위치에 의한 연비 절감 모드 선택시, 엔진 속도 및 유압 펌프의 최대 입력 토크 값 각각은 상기 모드 선택 스위치가 지시하는 설정 단계의 제2 데이터를 기준으로 상기 엔진 및 유압펌프를 제어하고, 상기 연비절감모드 선택 스위치에 의한 연비 절감 모드 비선택시에는 상기 모드 선택 스위치가 지시하는 설정 단계의 제1 데이터를 기준으로 상기 엔진 및 유압 펌프를 제어하는 연비절감용 제어기를 포함하여 이루어지는 건설기계의 연비절감용 제어 장치.
- 제 1 항에 있어서,상기 연비절감용 제어기는상기 연비절감모드 선택 스위치로부터 연비 절감 모드 선택 신호가 입력된 경우, 엔진 속도 및 유압 펌프의 최대 입력 토크 값 각각은 상기 모드 선택 스위치가 지시하는 설정 단계의 제2 데이터를 기준으로 상기 엔진 및 유압펌프를 제어하는 제1 제어수단; 및상기 연비절감모드 선택 스위치로부터 연비 절감 모드 비선택 신호가 입력된 경우, 엔진 속도 및 유압 펌프의 최대 입력 토크 값은 상기 모드 선택 스위치가 지시하는 설정 단계의 제1 데이터를 기준으로 상기 엔진 및 유압 펌프를 제어하는 제2 제어수단을 포함하여 이루어지는 것을 특징으로 하는 건설기계의 연비절감용 제어 장치.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11874720.3A EP2772591A4 (en) | 2011-10-24 | 2011-10-24 | CONTROL DEVICE FOR FUEL SAVINGS FOR BUILDING MACHINES |
KR1020147010584A KR20140093931A (ko) | 2011-10-24 | 2011-10-24 | 건설기계의 연비절감용 제어 장치 |
CN201180074310.2A CN103890281A (zh) | 2011-10-24 | 2011-10-24 | 用于节省施工机械燃料的控制装置 |
US14/352,253 US20140257578A1 (en) | 2011-10-24 | 2011-10-24 | Controlling device used to save fuel for construction machinery |
PCT/KR2011/007921 WO2013062146A1 (ko) | 2011-10-24 | 2011-10-24 | 건설기계의 연비절감용 제어 장치 |
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PCT/KR2011/007921 WO2013062146A1 (ko) | 2011-10-24 | 2011-10-24 | 건설기계의 연비절감용 제어 장치 |
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WO2013062146A1 true WO2013062146A1 (ko) | 2013-05-02 |
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PCT/KR2011/007921 WO2013062146A1 (ko) | 2011-10-24 | 2011-10-24 | 건설기계의 연비절감용 제어 장치 |
Country Status (5)
Country | Link |
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US (1) | US20140257578A1 (ko) |
EP (1) | EP2772591A4 (ko) |
KR (1) | KR20140093931A (ko) |
CN (1) | CN103890281A (ko) |
WO (1) | WO2013062146A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103925090A (zh) * | 2014-04-09 | 2014-07-16 | 三一汽车起重机械有限公司 | 动态节能系统及方法、以及工程机械 |
WO2015160004A1 (ko) * | 2014-04-15 | 2015-10-22 | 볼보 컨스트럭션 이큅먼트 에이비 | 건설기계의 엔진, 유압펌프의 제어장치 및 그 제어방법 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016043364A1 (ko) * | 2014-09-18 | 2016-03-24 | 볼보 컨스트럭션 이큅먼트 에이비 | 모드 추천 장치 |
JP6258886B2 (ja) * | 2015-03-02 | 2018-01-10 | 株式会社日立建機ティエラ | ハイブリッド式作業機械 |
KR102494968B1 (ko) * | 2017-01-17 | 2023-02-06 | 현대두산인프라코어(주) | 건설 기계 |
JP6872510B2 (ja) * | 2018-03-30 | 2021-05-19 | 日立建機株式会社 | 作業機械 |
US11897474B1 (en) | 2023-04-25 | 2024-02-13 | Cnh Industrial America Llc | Fuel efficient operation mode |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0183186B1 (ko) * | 1995-03-30 | 1999-04-01 | 유상부 | 굴삭기의 작업모드선택 및 엔진회전수 조절용 스위치장치 |
KR100194698B1 (ko) * | 1996-02-15 | 1999-06-15 | 토요다 히로시 | 유압굴착기용 제어장치 |
KR20030087247A (ko) * | 2002-05-08 | 2003-11-14 | 현대중공업 주식회사 | 건설장비 제어방법 및 그 시스템 |
KR100771128B1 (ko) * | 2006-05-19 | 2007-10-29 | 현대중공업 주식회사 | 건설장비 제어장치 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4441573A (en) * | 1980-09-04 | 1984-04-10 | Advanced Energy Systems Inc. | Fuel-efficient energy storage automotive drive system |
JP2831377B2 (ja) * | 1988-07-04 | 1998-12-02 | 日立建機株式会社 | 建設機械の原動機回転数制御装置 |
JP3155722B2 (ja) * | 1997-03-06 | 2001-04-16 | 住友建機株式会社 | 建設機械のエンジン及び油圧ポンプ制御装置 |
JP4163073B2 (ja) * | 2003-08-12 | 2008-10-08 | 日立建機株式会社 | 作業車両の制御装置 |
US7373239B2 (en) * | 2005-07-06 | 2008-05-13 | Komatsu, Ltd. | Engine control device of work vehicle |
JP4489697B2 (ja) * | 2005-12-27 | 2010-06-23 | 住友建機株式会社 | 建設機械のエンジン制御装置 |
US7962768B2 (en) * | 2007-02-28 | 2011-06-14 | Caterpillar Inc. | Machine system having task-adjusted economy modes |
WO2009054499A1 (ja) * | 2007-10-24 | 2009-04-30 | Tcm Corporation | 作業車両の原動機制御装置 |
JP5164933B2 (ja) * | 2009-06-19 | 2013-03-21 | 日立建機株式会社 | 作業車両の制御装置 |
WO2010147211A1 (ja) * | 2009-06-19 | 2010-12-23 | 日立建機株式会社 | 作業車両の制御装置 |
-
2011
- 2011-10-24 KR KR1020147010584A patent/KR20140093931A/ko not_active Application Discontinuation
- 2011-10-24 CN CN201180074310.2A patent/CN103890281A/zh active Pending
- 2011-10-24 EP EP11874720.3A patent/EP2772591A4/en not_active Withdrawn
- 2011-10-24 US US14/352,253 patent/US20140257578A1/en not_active Abandoned
- 2011-10-24 WO PCT/KR2011/007921 patent/WO2013062146A1/ko active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0183186B1 (ko) * | 1995-03-30 | 1999-04-01 | 유상부 | 굴삭기의 작업모드선택 및 엔진회전수 조절용 스위치장치 |
KR100194698B1 (ko) * | 1996-02-15 | 1999-06-15 | 토요다 히로시 | 유압굴착기용 제어장치 |
KR20030087247A (ko) * | 2002-05-08 | 2003-11-14 | 현대중공업 주식회사 | 건설장비 제어방법 및 그 시스템 |
KR100771128B1 (ko) * | 2006-05-19 | 2007-10-29 | 현대중공업 주식회사 | 건설장비 제어장치 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2772591A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103925090A (zh) * | 2014-04-09 | 2014-07-16 | 三一汽车起重机械有限公司 | 动态节能系统及方法、以及工程机械 |
WO2015160004A1 (ko) * | 2014-04-15 | 2015-10-22 | 볼보 컨스트럭션 이큅먼트 에이비 | 건설기계의 엔진, 유압펌프의 제어장치 및 그 제어방법 |
CN106232906A (zh) * | 2014-04-15 | 2016-12-14 | 沃尔沃建造设备有限公司 | 用于控制工程机械的发动机和液压泵的装置及其控制方法 |
Also Published As
Publication number | Publication date |
---|---|
US20140257578A1 (en) | 2014-09-11 |
EP2772591A1 (en) | 2014-09-03 |
CN103890281A (zh) | 2014-06-25 |
KR20140093931A (ko) | 2014-07-29 |
EP2772591A4 (en) | 2015-12-30 |
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