Waste heat recovering and cooling apparatus for engine
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F02M-025/07
F02B-047/08
출원번호
US-0226859
(2011-09-07)
등록번호
US-8616187
(2013-12-31)
우선권정보
JP-2010-209106 (2010-09-17)
발명자
/ 주소
Yamazaki, Yoshinobu
Matsumoto, Suguru
Toyoda, Junichi
Kurasawa, Shinya
출원인 / 주소
Fuji Jukogyo Kabushiki Kaisha
대리인 / 주소
Smith, Gambrell & Russell, LLP
인용정보
피인용 횟수 :
5인용 특허 :
2
초록▼
A waste heat recovering and cooling apparatus for an engine includes a water pump that ejects cooling water of an engine; an EGR cooler that cools EGR gas introduced into an intake pipe from an exhaust pipe of the engine by using some of the cooling water ejected from the water pump; an EGR valve th
A waste heat recovering and cooling apparatus for an engine includes a water pump that ejects cooling water of an engine; an EGR cooler that cools EGR gas introduced into an intake pipe from an exhaust pipe of the engine by using some of the cooling water ejected from the water pump; an EGR valve that opens and closes the channel of the EGR gas passing through the EGR cooler; and a transmission warmer that heats lubricating oil of a transmission by the cooling water passing through the EGR cooler.
대표청구항▼
1. A waste heat recovering and cooling apparatus for an engine comprising: a water pump that ejects cooling water of an engine;an EGR cooler that cools EGR gas introduced into an intake pipe from an exhaust pipe of the engine by using some of the cooling water ejected from the water pump;an EGR valv
1. A waste heat recovering and cooling apparatus for an engine comprising: a water pump that ejects cooling water of an engine;an EGR cooler that cools EGR gas introduced into an intake pipe from an exhaust pipe of the engine by using some of the cooling water ejected from the water pump;an EGR valve that opens and closes the channel of the EGR gas passing through the EGR cooler;a transmission warmer that heats lubricating oil of a transmission by the cooling water passing through the EGR cooler;a blocking unit that blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer; anda control unit that controls the blocking unit and the EGR valve,wherein the blocking unit is a three-way valve that is connected to a pipe at an exit of the transmission warmer, a main cooling water channel of the engine, and a pipe at an inlet of a heater core used for warming a vehicle compartment, and the control unit closes the EGR valve, allows the three-way valve to communicate the main cooling water channel of the engine and the heater core with each other, and blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer, when a heating command is input from a user or upon a predetermined low-temperature state. 2. A waste heat recovering and cooling apparatus for an engine comprising: a water pump that ejects cooling water of an engine;an EGR cooler that cools EGR gas introduced into an intake pipe from an exhaust pipe of the engine by using some of the cooling water ejected from the water pump;an EGR valve that opens and closes the channel of the EGR gas passing through the EGR cooler;a transmission warmer that heats lubricating oil of a transmission by the cooling water passing through the EGR cooler;a blocking unit that blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer; anda control unit that controls the blocking unit and the EGR valve, andwherein the control unit opens the EGR valve and brings the blocking unit into a blocking state when the engine is in a predetermined warm-up state. 3. The waste heat recovering and cooling apparatus for an engine according to claim 2, wherein the control unit opens the EGR valve and brings the blocking unit into an open state when the engine is in a predetermined warm-up end state. 4. The waste heat recovering and cooling apparatus for an engine according to claim 2, wherein the control unit closes the EGR valve and brings the blocking unit into an open state, when the transmission is in a predetermined high-temperature state. 5. The waste heat recovering and cooling apparatus for an engine according to claim 3, wherein the control unit closes the EGR valve and brings the blocking unit into an open state, when the transmission is in a predetermined high-temperature state. 6. The waste heat recovering and cooling apparatus for an engine according to claim 2, wherein the blocking unit is a three-way valve that is connected to a pipe at an exit of the transmission warmer, a main cooling water channel of the engine, and a pipe at an inlet of the heater core used for warming a vehicle compartment, and the control unit closes the EGR valve, allows the three-way valve to communicate the main cooling water channel of the engine and the heater core with each other, and blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer, when a heating command is input from a user or upon a predetermined low-temperature state. 7. The waste heat recovering and cooling apparatus for an engine according to claim 3, wherein the blocking unit is a three-way valve that is connected to a pipe at an exit of the transmission warmer, a main cooling water channel of the engine, and a pipe at an inlet of the heater core used for warming a vehicle compartment, and the control unit closes the EGR valve, allows the three-way valve to communicate the main cooling water channel of the engine and the heater core with each other, and blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer, when a heating command is input from a user or upon a predetermined low-temperature state. 8. The waste heat recovering and cooling apparatus for an engine according to claim 4, wherein the blocking unit is a three-way valve that is connected to a pipe at an exit of the transmission warmer, a main cooling water channel of the engine, and a pipe at an inlet of the heater core used for warming a vehicle compartment, and the control unit closes the EGR valve, allows the three-way valve to communicate the main cooling water channel of the engine and the heater core with each other, and blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer, when a heating command is input from a user or upon a predetermined low-temperature state. 9. The waste heat recovering and cooling apparatus for an engine according to claim 5, wherein the blocking unit is a three-way valve that is connected to a pipe at an exit of the transmission warmer, a main cooling water channel of the engine, and a pipe at an inlet of the heater core used for warming a vehicle compartment, and the control unit closes the EGR valve, allows the three-way valve to communicate the main cooling water channel of the engine and the heater core with each other, and blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer, when a heating command is input from a user or upon a predetermined low-temperature state. 10. A waste heat recovering and cooling apparatus for an engine comprising: a water pump that ejects cooling water of an engine;an EGR cooler that cools EGR gas introduced into an intake pipe from an exhaust pipe of the engine by using some of the cooling water ejected from the water pump;an EGR valve that opens and closes the channel of the EGR gas passing through the EGR cooler;a transmission warmer that heats lubricating oil of a transmission by the cooling water passing through the EGR cooler;a blocking unit that blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer; anda control unit that controls the blocking unit and the EGR valve, andwherein the control unit opens the EGR valve and brings the blocking unit into an open state when the engine is in a predetermined warm-up end state. 11. The waste heat recovering and cooling apparatus for an engine according to claim 10, wherein the control unit closes the EGR valve and brings the blocking unit into an open state, when the transmission is in a predetermined high-temperature state. 12. The waste heat recovering and cooling apparatus for an engine according to claim 10, wherein the blocking unit is a three-way valve that is connected to a pipe at an exit of the transmission warmer, a main cooling water channel of the engine, and a pipe at an inlet of the heater core used for warming a vehicle compartment, and the control unit closes the EGR valve, allows the three-way valve to communicate the main cooling water channel of the engine and the heater core with each other, and blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer, when a heating command is input from a user or upon a predetermined low-temperature state. 13. The waste heat recovering and cooling apparatus for an engine according to claim 11, wherein the blocking unit is a three-way valve that is connected to a pipe at an exit of the transmission warmer, a main cooling water channel of the engine, and a pipe at an inlet of the heater core used for warming a vehicle compartment, and the control unit closes the EGR valve, allows the three-way valve to communicate the main cooling water channel of the engine and the heater core with each other, and blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer, when a heating command is input from a user or upon a predetermined low-temperature state. 14. A waste heat recovering and cooling apparatus for an engine comprising: a water pump that ejects cooling water of an engine;an EGR cooler that cools EGR gas introduced into an intake pipe from an exhaust pipe of the engine by using some of the cooling water ejected from the water pump;an EGR valve that opens and closes the channel of the EGR gas passing through the EGR cooler;a transmission warmer that heats lubricating oil of a transmission by the cooling water passing through the EGR cooler;a blocking unit that blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer; anda control unit that controls the blocking unit and the EGR valve, andwherein the control unit closes the EGR valve and brings the blocking unit into an open state, when the transmission is in a predetermined high-temperature state. 15. The waste heat recovering and cooling apparatus for an engine according to claim 14, wherein the blocking unit is a three-way valve that is connected to a pipe at an exit of the transmission warmer, a main cooling water channel of the engine, and a pipe at an inlet of the heater core used for warming a vehicle compartment, and the control unit closes the EGR valve, allows the three-way valve to communicate the main cooling water channel of the engine and the heater core with each other, and blocks the water channel of the cooling water passing through the EGR cooler and the transmission warmer, when a heating command is input from a user or upon a predetermined low-temperature state.
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이 특허에 인용된 특허 (2)
Pfeffinger, Harald; Sass, Heiko, Cooling circuit of a liquid-cooled internal combustion engine.
Uhrich, Michael James; Styles, Daniel Joseph; Bevan, Karen Evelyn; Schwartz, William Samuel; Baker, Chad Allan, Method and system for exhaust gas recirculation and heat recovery.
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