The invention relates to a thermal management method for operating a thermal management system () of an internal combustion engine (). The thermal management system () comprises at least one fluid chamber () which is arranged at least partially around a cylinder head () of a cylinder () of the…
An internal combustion engine (100, 200) includes: a cylinder (3, 103, 303); a water jacket (4, 104) that is formed so as to surround an outer periphery of the cylinder; and a cooling water guide section (6, 106, 206, 306) that is disposed on an inside of the water jacket and guides cooling water…
A cooling structure for a cylinder head, wherein the cylinder head has formed therein: an exhaust manifold (21) having branch sections (211) and also having a collecting section (212) to which the branch sections (211) connect; a first water jacket (22) and a second water jacket (23), which cover…
A cooling device 1A includes an engine 50A provided with W/Js 501, 502, and 503A, and a first control valve 31. The W/J 501 is provided at an intake side in a cylinder block 51A. The W/J 502 is provided at an exhaust side in the cylinder block 51A. The W/J 503A diverges from a given position of the…
The engine (1) has three cylinders arranged in series in a crank case (12). Two coolant channels (7, 8) are arranged in parallel to a longitudinal axis of the engine for the cylinder head and/or the crankcase. The coolant channels are connected with coolant by bar holes (9). A cylinder head (3) is…
A cylinder bore wall insulating member has a contact surface that comes in contact with a wall surface of a cylinder bore wall that forms a cylinder block of an internal combustion engine and defines a groove-like coolant passage. An internal combustion engine in which the cylinder bore wall has a…
In a cooling unit for an engine comprising a cylinder block 1 having a water jacket 4 which opens into the surface of the cylinder block 1 and which circulates a cooling water in surrounding relationship with a cylinder bore, and a gasket 11 held sandwiched between the cylinder head and the…
A cooing apparatus 1A includes an engine 50A having a cylinder head 52A having a head side W/J 521A equipped with partial W/J 52 1 aA through 521 dA individually incorporated into four different cooling systems, first recess/proj ection portions P capable of generating a flow separation of cooling…
The cooling device 1 includes the engine 50 having a cylinder block 51 provided with a partial W/J 511 a circulating a coolant in a periphery of a cylinder 51a. In the cooling device 1, an outer wall portion W2 of a wall portion forming the partial W/J is made of a material having a heat…
The refrigerant circuit (1) has a cylinder crankcase (3) with two opposite-lying cylinder banks (3a,3b) and associated cylinder heads (4a,4b). The cylinder crankcase and the cylinder heads are impinged with coolant over separated partial circuits (5,6) of the refrigerant circuit. The partial…
In a water-cooled four-cycle engine, an engine core (2) including a cylinder block (3), a cylinder head (4) and a first crankcase half body (8a) is formed as a unitary part cast integrally; a water jacket (40) including a cylinder jacket (40a) surrounding a cylinder bore (3a) and a head jacket…
In a water-cooled four-cycle engine, an engine core (2) including a cylinder block (3), a cylinder head (4) and a first crankcase half body (8a) is formed as a unitary part cast integrally; a water jacket (40) including a cylinder jacket (40a) and a head jacket (40b) is formed in the engine core…
In a water-cooled four-cycle engine, an engine core (2) including a cylinder block (3), a cylinder head (4) and a first crankcase half body (8a) is formed as a unitary part cast integrally, and a water jacket (40) including a cylinder jacket (40c) and a head jacket (40h) is formed in the engine…
A spacer (14) arranged inside a water jacket (13) which is formed to surround peripheries of cylinder bores (12a) in a cylinder block (11) of an internal combustion engine includes support legs (14e, 14f, 14g, 14h) extending in an up-and-down direction from a spacer main body part (14a) which…
The circuit (2) has a cooling slot arranged in a bridge between two engine cylinders. A water jacket portion (3) is defined in a cylinder block (45). A cooling passage is formed in a cylinder head (44) for fluidly coupling the cooling slot and the water-jacket portion in the cylinder block. The…
A spacer (14) fitted inside a water jacket (13) of a cylinder block (11) in an internal combustion engine is set so that a space (±) formed between an inner peripheral surface of the spacer (14) and an inner wall surface (13a) of the water jacket (13) is smaller than a space (²) formed between an…
The circuit (2) has a cooling slot arranged in a bridge between two engine cylinders. A water jacket portion (3) is defined in a cylinder block (45). A cooling passage is formed in a cylinder head (44) for fluidly coupling the cooling slot and the water-jacket portion in the cylinder block. The…
The circuit (2) has a cooling slot arranged in a bridge between two engine cylinders. A water jacket portion (3) is defined in a cylinder block (45). A cooling passage is formed in a cylinder head (44) for fluidly coupling the cooling slot and the water-jacket portion in the cylinder block. The…
In a cooling structure of a cylinder block, a cooling medium is supplied into the cylinder block (1) in which a water jacket (2) continuously extends around a bore wall (4), so as to uniform the bore wall temperature. The cooling structure sets a cooling characteristic of the water jacket (2) based…
An improvement to a diesel engine cylinder head, wherein the improvement comprises any of: a by-pass opening formed in partition walls thereof; a spine density of less than about five spines per square inch; spacing an inner chamber wall surface thereof with respect to an inner fire-face wall…
In a cooling unit for an engine comprising a cylinder block 1 having a water jacket 4 which opens into the surface of the cylinder block 1 and which circulates a cooling water in surrounding relationship with a cylinder bore, and a gasket 11 held sandwiched between the cylinder head and the…
Flow guidance components connect to coolant passages, both designed to form a coolant flow path into coolant cavities. In addition they produce a directed flow at the outlet end of the flow path. The guidance component has e.g. a tube, nozzle or blade formation, producing a directed jet. The…
A water-cooling type engine includes a cylinder (2), a cylinder head (3), and a sealing gasket (4) disposed between the cylinder (2) and the cylinder head (3). A water passage arrangement is provided so as to permit cooling water to flow from a water inlet (201) in the cylinder (2) to a water…
A cooling block (51) forming a top wall of a combustion chamber (19) of an internal combustion engine is formed by layering, from the outside to the inside, a casing (52), an upper layer block (53), a middle layer block (54), and a lower layer block (55). Labyrinth-shaped cooling water passages…
Crankcase for a liquid-cooled reciprocating internal combustion engine, in which a cooling chamber (3, 3') common to all cylinders (2) is arranged and in which at least one flow-influencing element (4, 4') is provided, wherein the flow-influencing element (4, 4') extends over at least half the…