KR960029558A - Heavy-duty output control device - Google Patents

Heavy-duty output control device Download PDF

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Publication number
KR960029558A
KR960029558A KR1019950001718A KR19950001718A KR960029558A KR 960029558 A KR960029558 A KR 960029558A KR 1019950001718 A KR1019950001718 A KR 1019950001718A KR 19950001718 A KR19950001718 A KR 19950001718A KR 960029558 A KR960029558 A KR 960029558A
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KR
South Korea
Prior art keywords
speed
governor
deceleration
actual
angle
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Application number
KR1019950001718A
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Korean (ko)
Other versions
KR100240080B1 (en
Inventor
이진한
전승수
조장욱
Original Assignee
유상부
삼성중공업 주식회사
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Priority to KR1019950001718A priority Critical patent/KR100240080B1/en
Publication of KR960029558A publication Critical patent/KR960029558A/en
Application granted granted Critical
Publication of KR100240080B1 publication Critical patent/KR100240080B1/en

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Classifications

    • 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
    • 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
    • E02F9/2004—Control mechanisms, e.g. control levers
    • 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
    • E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2285—Pilot-operated systems
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Operation Control Of Excavators (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)

Abstract

본 발명은 중장비의 출력제어장치에 관한 것으로서, 엔진의 회전수와 유압펌프의 토출유량을 일정하게 설정한 상태에서조작레버를 중립에 위치시켰을 때, 이를 감지하여 엔진의 회전수 및 유압펌프의 토출유량을 자동적으로 감소시키기 위하여 엔진의 회전수를 감지하는 회전수 감지수단과, 가버너장치의 조절량을 제어하는 모터구동수단과, 가버너장치의 실제가버너각을 검출하는 각도검출수단과, 감속속도 기준치의 기억을 입력하는 감속속도 입력수단, 및 회전수 감지수단에 의해 감지된 실제 엔진의 회전수와 감속속도 입력수단에 의해 입력된 감속속도 기준치를 비교하여 각도검출수단에 의해 검출된 실제 가버너조절각과 기준 가버너조절각을 비교하여 그 편차만큼 모터구동수단을 제어하여 가버나장치의 실제 가버너조절각의 조절하는 제어수단을 구비하였다.The present invention relates to an output control apparatus for heavy equipment, and when the operating lever is positioned in a neutral state in which the engine rotation speed and the discharge flow rate of the hydraulic pump are set to a constant state, the engine speed and the discharge of the hydraulic pump are detected by detecting it. Rotation speed detection means for detecting the rotational speed of the engine to automatically reduce the flow rate, motor drive means for controlling the adjustment amount of the governor device, angle detection means for detecting the actual governor angle of the governor device, and deceleration Deceleration speed input means for inputting the memory of the speed reference value, and actual gabor detected by the angle detection means by comparing the deceleration speed reference value input by the deceleration speed input means with the actual engine speed detected by the rotation speed detection means. Controls the actual governor adjustment angle of the governor or the device by controlling the motor driving means by the deviation by comparing the adjustment angle of the governor and the standard governor adjustment angle. Means were provided.

Description

중장비의 출력제어장치Heavy-duty output control device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 의한 중장비의 출력제어장치의 개략적 블럭도, 제2도는 제1도에 도시된 전자제어장치의 상세블럭도, 제3도 및 제4도는 제1도에 도시된 전자제어장치의 동작흐름도.1 is a schematic block diagram of an output control apparatus for heavy equipment according to the present invention, FIG. 2 is a detailed block diagram of the electronic control apparatus shown in FIG. 1, and FIGs. 3 and 4 are electronic control apparatus shown in FIG. Flowchart of.

Claims (5)

연료분사량을 조절하는 가버너장치와, 가버너장치에 의해 출력이 조절되는 엔진과, 엔진의 회전력에 의해구동되는 가변용량형 유압폄프와, 파일럿압을 발생시키는 기어펌프와, 유압펌프에 의해 펌핑된 동작유에 의해 작동되는유압작동기와, 유압작동기의 작동량을 제어하는 조작부, 및 조작부의 조작량에 따라 유압펌프로부터 유압작동기에 흐르는유량을 조절하는 방향제어밸브를 구비하는 중장비의 출력제어장치에 있어서: 상기 엔진의 회전수를 감지하는 회전수 감지수단; 상기 가버너장치의 조절량을 제어하는 모터구동수단; 가버너장치의 실제 가버너각을 검출하는 각도검출수단; 감속속도 기준치의 기억을 입력하는 감속속도 입력수단; 및 상기 회전수 감지수단에 의해 감지된 실제 엔진의 회전수와 감속속도 입력수단에 의해 입력된 감속속도 기준치를 비교하여 상기 각도검출수단에 의해 검출된 실제 가버너조절각과 기준가버너조절각을 비교하여 그 편차만큼 모터구동수단을 제어하여 가버너장치의 실제 가버너조절각의 조절하는 제어수단을구비하는 중장비의 출력제어장치.A governor device for adjusting the fuel injection amount, an engine whose output is controlled by the governor device, a variable displacement hydraulic pump driven by the rotational force of the engine, a gear pump for generating pilot pressure, and a pump by the hydraulic pump In the output control apparatus of heavy equipment, comprising a hydraulic actuator operated by the operating oil, an operation unit for controlling the operation amount of the hydraulic actuator, and a directional control valve for adjusting the flow rate from the hydraulic pump to the hydraulic actuator in accordance with the operation amount of the operation unit. Speed detection means for detecting the speed of the engine; Motor driving means for controlling an adjustment amount of the governor device; Angle detecting means for detecting an actual governor angle of the governor device; Deceleration speed input means for inputting storage of the deceleration speed reference value; And comparing the actual governor adjustment angle detected by the angle detection means with the reference governor adjustment angle by comparing the actual engine speed detected by the rotation speed detection means with the reduction speed reference value input by the reduction speed input means. An output control apparatus for heavy equipment, which comprises a control means for controlling the motor drive means by the deviation and adjusting the actual governor adjustment angle of the governor device. 제1항에 있어서, 중장비의 상태에 따른 감속속도 기준치를 재설정할 수 있도록 감속기억 스위칭수단을 더구비하여 감속기억 스위칭수단이 턴-온상태이면 감속기준회전수를 실제 엔진회전수로 재설정하도록 한 중장비의 출력제어장치.The method of claim 1, further comprising a deceleration memory switching means to reset the deceleration speed reference value according to the state of the heavy equipment to reset the deceleration reference speed to the actual engine speed when the deceleration memory switching means is turned on. Output control device of heavy equipment. 제2항에 있어서, 상기 감속기억 스위칭수단을 통하여 선택된 감속기준회전수와 실제 회전수의 차이가 소정크기 이상이 되면 운전자에게 기기에 이상이 발생하였음을 알리도록 경보수단을 더 구비하는 중장비의 출력제어장치.The output of the heavy equipment according to claim 2, further comprising an alarm means for informing the driver that an abnormality has occurred in the device when the difference between the deceleration reference speed and the actual rotation speed selected by the deceleration memory switching means exceeds a predetermined size. Control unit. 제1항에 있어서, 상기 전자제어장치는 시스템을 제어하기 위한 모든 연산 및 처리동작을 수행하는 중앙처리수단; 시스템을 제어하기 위한 프로그램이 저장되어 있는 제1 저장수단; 각종 입력신호 및 계산치를 임시로 저장하는제2 저장수단; 회전수 감지수단에 의해 검출된 신호를 처리하는 회전수 처리수단; 각종 스위치로부터 입력된 신호를 처리하는 스위치신호 처리수단; 실제 가버너 조절각을 입력 처리하는 각도 입력수단; 및 가버너조절각을 변화시키는 조절각제어수단으로 구성되는 중장비의 출력제어장치.The electronic control apparatus of claim 1, further comprising: central processing means for performing all calculation and processing operations for controlling the system; First storage means for storing a program for controlling the system; Second storage means for temporarily storing various input signals and calculated values; Rotational speed processing means for processing the signal detected by the rotational speed detecting means; Switch signal processing means for processing signals input from various switches; Angle input means for inputting an actual governor adjustment angle; And an adjustment angle control means for changing the governor adjustment angle. 제1항 또는 제2항중 어느 한항에 있어서, 상기 감속기억 스위치수단이 작동되었을 때 이 값을 기억하는 제3저장수단을 더 구비하는 중장비의 출력제어장치.3. The output control apparatus according to any one of claims 1 to 3, further comprising a third storage means for storing the value when the deceleration memory switch means is operated. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950001718A 1995-01-28 1995-01-28 A generating power control apparatus of heavy equipment KR100240080B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950001718A KR100240080B1 (en) 1995-01-28 1995-01-28 A generating power control apparatus of heavy equipment

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Application Number Priority Date Filing Date Title
KR1019950001718A KR100240080B1 (en) 1995-01-28 1995-01-28 A generating power control apparatus of heavy equipment

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KR960029558A true KR960029558A (en) 1996-08-17
KR100240080B1 KR100240080B1 (en) 2000-01-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100725006B1 (en) * 2002-08-13 2007-06-04 현대중공업 주식회사 Lock Mood for preventing a theft

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101095983B1 (en) * 2011-04-19 2011-12-19 주식회사 하이드텍 Hydraulic transmission system and method for controlling thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100725006B1 (en) * 2002-08-13 2007-06-04 현대중공업 주식회사 Lock Mood for preventing a theft

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