KR950011169A

KR950011169A - Control circuit of engine driving direct type car cooling system

Info

Publication number: KR950011169A
Application number: KR1019930023031A
Authority: KR
Inventors: 강익; 신장우; 조성현; 조미자
Original assignee: 강익
Priority date: 1993-10-29
Filing date: 1993-10-29
Publication date: 1995-05-15

Abstract

본 발명은 엔진구동 직결식 자동차용 냉방장치의 제어회로 이다. 자동차의 가속력과 주행시의 등판각도까지 직접 감지하는 가속 및 등판각도 감지접점(1)의 신호와 자동차의 제동여부를 감지하는 제동상태 감지접점(32)의 신호 및 엔진최대출력요구 감지접점(31)의 신호로서 클러치붙은 냉매압축기(6)의 가동여부를 결정하는 회로들 구성하여 이를 주행우선 냉방스위치(4)로 구성하고 이회로와 병렬로 냉방우선 냉방스위치(33)를 구성하여 주행 우선 냉방과 냉방을 우선으로 하는 스위치를 운전자가 선택적으로 사용을 할수 있도록 하여 냉방우선 냉방스위치(33)을 켰을 때에는 냉방이 연속적으로 이루어 지도록 하면서 주행우선 냉방스위치(4)를 켰을 때에는 자동차의 주행상태를 감지한 장치의 신호들에 의하여 발진과 가속 및 등판주행에서는 클러치붙은 냉매압축기(6)의 가동을 중단시키고 제동력을 감지하거나 자동차가 항속을 하는 경우에는 클러치붙은 냉매압축기(6)를 가동시킴 으로서 자동차의 주행성능 및 연료의 절감효과를 향상시키는 장치로서 자동차의 주행상태를 감지하여 엔진의 출력을 주행 우선으로 사용을 하고 제동에너지등 엔진의 여유있는 출력을 선별하여 냉방에너지로 사용함으로서 자동차 실내의 쾌적한 분위기를 쉽게 유지하고 자동차의 주행 성능이 향상되면서도 연료가 절감되는등의 효과를 지닌 창안이다. 또한 본 발명은 고성능의 마이크로 컴퓨터로 제어되는 엔진의 자동차 외에도 일반적인 디젤엔진을 사용한 자동차 까지도 쉽게 적용이 가능한 장점을 지닌 창안이다.The present invention is a control circuit of the engine driving direct-connected vehicle cooling apparatus. Signal of the acceleration and climbing angle detection contact point (1) which directly detects the acceleration power of the vehicle and the climbing angle at the time of driving and the signal of the braking state detection contact point (32) which detects whether the vehicle is braked and the engine maximum output request detection contact point (31) The circuits for determining whether the refrigerant compressor 6 with clutch is operated as a signal of the configuration are configured as the driving priority cooling switch 4 and the cooling priority cooling switch 33 in parallel with this circuit. Allows the driver to selectively use a switch that prioritizes cooling. When the cooling priority cooling switch 33 is turned on, the cooling is continuously performed. When the driving priority cooling switch 4 is turned on, the driving state of the vehicle is detected. The signals of the device cause the clutch compressor 6 to shut down and sense braking force in starting, accelerating and climbing driving. In case of constant speed, it is a device that improves the driving performance and fuel saving effect of the vehicle by operating the refrigerant compressor 6 with a clutch. By using the engine's spare power as cooling energy, it is easy to maintain a pleasant atmosphere inside the car, improve the driving performance of the car, and save fuel. In addition, the present invention is an invention having the advantage that can be easily applied to a vehicle using a general diesel engine in addition to the vehicle of the engine controlled by a high-performance microcomputer.

Description

Control circuit of engine driven direct cooling system

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

제1도는 본 발명의 주요 회로도,1 is a main circuit diagram of the present invention,

제2도는 본 발명의 냉방우선 냉방스위치에 의한 동작 파형도,2 is an operation waveform diagram of the cooling priority air conditioner switch of the present invention;

제3도는 본 발명의 주행우선 냉방스위치에 의한 동작 파형도,3 is an operation waveform diagram of the driving priority air conditioner switch of the present invention;

제4도는 본 발명의 실시 예를 나타낸 세부회로도,4 is a detailed circuit diagram illustrating an embodiment of the present invention;

제5도는 본 발명의 실시 예를 나타낸 가속및 등판각도감지 접점의 정면도,5 is a front view of an acceleration and a back angle detecting contact showing an embodiment of the present invention;

제6도는 본 발명의 실시 예를 나타낸 가속 및 등판각도 감지 접점의 평면도,6 is a plan view of an acceleration and climbing angle sensing contact showing an embodiment of the present invention;

제7도는 본 발명의 실시 예를 나타낸 가속및 등판각도감지 접점의 우측면도.Figure 7 is a right side view of the acceleration and climb angle detection contact showing an embodiment of the present invention.

Claims

The air conditioner relay is connected by connecting the electric current of the vehicle power source 9 passed through the engine ignition switch 10 and the blower switch 11 so as to pass through the cooling priority cooling switch 33 and the driving priority cooling switch 4 in advance. A circuit in which the power of the automobile engine 13 can be transmitted to the refrigerant compressor 6 with the electric current of the automotive power source 9 passing through the contact of the air conditioner relay 5 by being energized by the coil of (5). Control circuit of the engine-driven direct-cooling vehicle cooling apparatus, characterized in that the configuration.

2. The cooling system operating relay 5 according to claim 1, wherein the current passing through the cooling switch 4 passes through the contact point of the driving priority control relay 3, and a current flows into the coil of the cooling system operating relay 5. A control circuit for an engine-driven automotive cooling system, comprising a circuit configured to connect contacts.

3. The driving priority control relay (3) according to claim 2, wherein, when there is no electrical signal of the braking state sensing contact point (32), if the electrical signal of the acceleration and climbing angle sensing contact point (1) is generated, the contact signal erasing delay and the switch circuit are generated. When the contact of the driving priority control relay 3 is immediately interrupted by (2) and the electrical signal of the braking state sensing contact 32 is generated or the electrical signal of the acceleration and climbing angle sensing contact 1 is erased, the contact signal is cleared. After a certain time in the range of 2 to 8 seconds has elapsed due to the action of the delay and the switch circuit 2, the contact of the driving priority control relay 3 is connected, and the braking state sensing contact 32 and the acceleration and climbing angle When there is no electrical signal of the sensing contact (1) at the same time and when there is a signal of the braking state sensing contact (32), the engine, characterized in that for configuring the circuit which is continuously connected to the contact of the control priority control relay (3) Driving Control circuit of direct air conditioning system.

3. The driving priority control relay 3 according to claim 2, wherein the driving priority control relay 3 has no electric signal of the acceleration and climbing angle sensing contact 1 of the braking state sensing contact 32 and a signal of the braking state sensing contact 32, respectively. If the signal of the engine maximum output demand sensing contact 31 is generated while the contact of the drive priority control relay 3 is continuously connected to the motor, the contact of the drive priority control relay 3 is immediately disconnected and the engine maximum output demand When the signal of the sensing contact 31 is canceled, the vehicle is driven when there is no signal of the plasticizing and climbing angle sensing contact 1 or the signal of the braking state sensing contact 32 exists even if the acceleration and climbing angle sensing contact 1 is present. First, the contact point of the control relay 3 is immediately connected, and the signal of the acceleration and climb angle detection contact point 1 is located at the point where the engine maximum output demand detection contact point 31 and the signal are generated and erased, and the braking state detection contact point 32 In the absence of The control circuit of the engine-driven automotive cooling system, characterized in that the circuit is configured such that the contact of the driving priority control relay (3) is connected after a predetermined time has elapsed by the contact signal cancellation delay and the switch circuit (2).

The electrical signal generation according to claim 3 and 4, wherein the generation of the electrical signal of the acceleration and climbing angle sensing contact point (1) inserts a sphere (18) of the electrical conductor into the inner side of the electrical conductor tube (16) which is closed on one side. The electrode 20 penetrates through the center of the electrical insulator 17 to be insulated from the electrical conductor tube 16 inserted into the opening of the conductor tube 16 to form the acceleration and back angle sensing contact 1. The center axis of the electric conductor pipe 16 is installed with a gradient in the front-rear direction with a lower front side with respect to the center axis of the vehicle body 14, and the acceleration and climbing angle sensing contact point 1 is determined by the position of the electric conductor sphere 18. The control circuit of the engine-driven direct-cooling vehicle cooling apparatus, characterized in that the signal is generated.

The generation of the electrical signal of the plasticizing and climbing angle sensing contact point (1) is characterized in that the plasticization and climbing angle detection are detected when the sphere (18) of the electrical conductor is raised to the rear of the electrical conductor tube (16). A control circuit for an engine-driven automotive cooling system, characterized in that the signal of the contact point (1) is generated.

The electric signal generation of the engine maximum output demand detection contact point 31 and the braking phase detection contact point 32 according to claim 3 and 4 is based on the amount of fuel supply being the minimum value when the engine is turned on. When the fuel supply amount adjustment pedal 22 is positioned in a state where fuel is supplied in a range of 1.1 to 3 times or less, an electric signal of the braking state detecting contact 32 is generated and the fuel supply is made at 80% of the maximum value. When the fuel supply amount adjustment pedal 22 is positioned in a state where 95% or more of fuel is supplied, the electric signal of the engine maximum output demand detecting contact 31 is generated. Circuit.

※ Note: The disclosure is based on the initial application.