683results about "Lubrication temperature control" patented technology

The present invention discloses an improved structure of an oil channel of an oil filter base assembly in a vehicle, including an oil filter base, where a lower portion of the oil filter base is provided with an oil inlet, an oil outlet, and an oil return port, an end portion of the oil filter base is provided with an antifreeze solution water inlet, a bottom portion is provided with a first water outlet and a second water outlet that are communicated with the antifreeze solution water inlet, a filter cartridge and a bypass valve are mounted in one end of the oil filter base, a filter cover is connected to an end portion of one end, close to the bypass valve, of the oil filter base, an oil cooler is mounted on an upper portion of one end, away from the filter cartridge, of the oil filter base.

Disclosed is an oil filter base assembly, including an oil filter base, where the oil filter base has one side connected to a first cooler arranged and the other side connected to a second cooler arranged; With the arrangement of the first cooler and the second cooler on the oil filter base, a medium may pass through the two coolers and be cooled simultaneously by the two coolers, thereby improving the cooling effect of the oil filter base assembly. Therefore, the present invention is worthy of popularization and application.

An engine and a vehicle comprising same. The engine comprises a main cylinder body (10), end covers (30), a timing cover (50), and an oil pan (60), wherein a left cylinder body (101) and a right cylinder body (102) of the main cylinder body are arranged in the left-right direction; the left cylinder body and the right cylinder body define a crankshaft cavity (20); the left cylinder body and the right cylinder body are each provided with a combustion chamber (11) extending in the horizontal direction; the end covers comprise a left cylinder cover (301) provided on the left side of the left cylinder body and a right cylinder cover (302) provided on the right side of the right cylinder body; the timing cover is located on one side of the main cylinder body and is fixed to at least one of the left cylinder body, the right cylinder body, the left cylinder cover and the right cylinder cover; the oil pan is arranged on the lower portion of the main cylinder body and is communicated with the crankshaft cavity.

The embodiment of the invention provides a cylinder cover assembly, a horizontally-opposed engine, a hybrid power assembly and a vehicle, the cylinder cover assembly comprises a body, an air flow channel and a cooling liquid channel are arranged in the body, and the body comprises a lower side and an upper side which are arranged in a deviating mode in the vertical direction; the airflow channel comprises an air inlet and an air outlet, the air inlet is formed in the lower side, and the air outlet is formed in the upper side; the cooling liquid channel surrounds at least part of the airflow channel and comprises a water inlet and a water outlet, the water inlet is formed in the lower side, and the water outlet is formed in the upper side. The air inlet of the airflow channel and the water inlet of the cooling liquid channel are formed in the lower side, and the exhaust port of the airflow channel and the water outlet of the cooling liquid channel are formed in the upper side, so that the influence of bubbles on cooling liquid flowing can be reduced, accumulation of the bubbles can be avoided, and the cooling effect of the cylinder cover assembly can be improved.

The double-layer oil pan lubricating system of the integrated air conditioner comprises an oil pan, an oil duct and a cooling system, the oil pan comprises an outer shell and an inner shell arranged in the outer shell, the inner shell is used for containing engine oil, the outer shell and the cooling system circulate for allowing cooling liquid to flow, and the cooling liquid in the outer shell is used for cooling the engine oil in the inner shell; engine oil in the inner shell flows to the oil duct, and the cooling system is used for cooling the cooling liquid. Due to the fact that a traditional engine oil cooler is omitted, the overall resistance of a lubricating system is reduced, the rotation displacement of the electronic engine oil pump can be further reduced, the overall size of the electronic engine oil pump is reduced, arrangement and installation are convenient, and the total shaft power of the electronic engine oil pump is also reduced.

The invention provides a method for controlling start of an engine of a hybrid vehicle, which comprises the following steps: detecting a cold start working condition of the engine in response to an engine start request of the hybrid vehicle; when a cold start condition of the engine is detected, heat generated by an electric driving component of the hybrid vehicle is at least partially transferred to the engine to preheat the engine, and the electric driving component is used for providing power for the hybrid vehicle through electric power. Before heat generated by an electric drive component of the hybrid vehicle is at least partially transferred to the engine, the electric drive component is placed in a predetermined operating state, and the temperature of the electric drive component is continuously monitored during warm-up of the engine. Based on the temperature of the electric driving component, the electric driving component is controlled to temporarily exit the preset operation state and enter the preset operation state again; the engine is controlled to start when the engine is warmed up such that an engine start condition is reached.

The invention discloses a temperature control method and device for an engineering machinery engine, a cooling system, engineering machinery and a storage medium, and relates to the technical field of engineering equipment, and the engineering machinery can be a fuel oil framework or a new energy framework. The method comprises the following steps: determining the working condition of the automobile crane according to the connection state; when the working condition is the operation working condition, whether the current temperature of the engine is in a first temperature interval or not is determined according to the obtained temperature of the engine; under the condition that the current temperature is in the first temperature interval, rotating speed adjusting parameters of a fan rotating speed adjuster are adjusted to rotating speed adjusting parameter values corresponding to the current temperature; wherein the temperature lower limit value of the first temperature interval corresponds to the zero rotating speed adjusting parameter value of the fan rotating speed adjuster under the operation working condition, and the temperature lower limit value is larger than the temperature value corresponding to the zero rotating speed adjusting parameter value of the fan rotating speed adjuster under the driving working condition. The method can improve the engine heat efficiency of the automobile crane under the working condition.

The invention discloses an engine, a hybrid power assembly and a vehicle, the engine comprises a component to be subjected to oil return and an oil return pump assembly, the component to be subjected to oil return is provided with a plurality of oil return areas, and at least part of the oil return areas are located at the two opposite ends of the component to be subjected to oil return; the oil return pump assembly is provided with an oil return opening, and the oil return opening is connected with the oil return areas at the two opposite ends. Therefore, at least part of the oil return areas are arranged at the two opposite ends of the component to be subjected to oil return respectively, so that the oil return pump assembly can return oil to the component to be subjected to oil return from different positions, the oil return efficiency can be improved, oil return dead angles are eliminated, the oil return pump assembly is not prone to air suction, and then the operation stability of an engine is guaranteed.

The invention discloses an oil pan, an engine, a hybrid assembly and a vehicle, relates to the technical field of engines, and is used for solving the problem that in the prior art, a communication mode of a multi-cylinder engine and a cooling liquid pipeline is not beneficial to compactness and miniaturization of the engine. The oil pan is provided with a cooling liquid channel, a liquid outlet communicated with the cooling liquid channel is formed in the oil pan, and the liquid outlet is used for being communicated with a machine body.

The invention discloses an engine, a hybrid power assembly and a vehicle, relates to the technical field of vehicles, and aims to solve the problem of non-uniform cooling of the engine. The engine comprises a first cylinder body, a second cylinder body, a first cylinder cover and a second cylinder cover. The first cylinder body and the second cylinder body are connected with each other and define a crankshaft cavity. The first cylinder cover is arranged on the side, away from the second cylinder body, of the first cylinder body, and the second cylinder body is arranged on the side, away from the first cylinder body, of the second cylinder body. The first cylinder body is provided with a first cylinder body cooling flow path, the first cylinder cover is provided with a first cylinder cover cooling flow path, the first cylinder body is provided with a first liquid inlet, the first cylinder body flow path comprises a first transition cavity and a first flow channel arranged in a cylinder hole of the first cylinder body, the first liquid inlet is communicated with the first transition cavity, and the first transition cavity is communicated with the first flow channel. The first cylinder cover is provided with a first cylinder cover cooling flow path, the first cylinder cover flow path is provided with a first liquid inlet, and the first liquid inlet communicates with the first transition cavity.

The invention provides a control method, a controller and a system of an engine oil heat management system, and relates to the technical field of engines. The method comprises the steps that when the engine oil temperature of the oil pan is lower than a first temperature threshold value, the heating device is controlled to be started, and engine oil of the oil pan is heated; and on the basis of the engine oil temperature and the operation working condition of the engine, the working state of a bypass device and the flow proportion of engine oil distributed to the cooling component and the lubricating component by the engine oil flow distribution device are controlled. According to the method, when the engine is in a low-load working condition and the engine oil temperature is relatively low, excessive heat dissipation of engine oil entering the engine oil cooler can be stopped, meanwhile, the flow of the engine oil entering the cooling component and the lubricating component can be adjusted, and heat loss caused when the cooling component is still cooled at low temperature or low power consumption is avoided; the cold start performance of an engine is improved, the warm-up time is shortened, and emission and oil consumption are reduced at the same time.

A system includes a heater configured to heat a fluid of a lubricant system, a controller coupled to the heater, the controller including at least one processor coupled to at least one memory device storing instructions that, when executed by the at least one processor, cause the controller to perform operations including: receiving information regarding an engine operating parameter of an engine, receiving information regarding an operating parameter of the lubricant system, and activating the heater responsive to determining that at least one of the engine operating parameter or the operating parameter of the lubricant system is at or below a predefined threshold.

The invention discloses an engine oil temperature control lubricating system for a hybrid electric vehicle, and belongs to the field of engine lubricating systems. Comprising a main oil duct, an engine oil pan, an engine oil pump and an oil duct pipe set, the engine oil pan is used for storing engine oil, the engine oil pump is used for pumping the engine oil in the engine oil pan, and the oil duct pipe set communicates with the engine oil pump and the main oil duct and comprises a first oil duct and a second oil duct which are arranged in parallel; the heater is opened to heat engine oil flowing through the first oil duct when the engine oil temperature is lower than a second preset temperature, and is closed when the engine oil temperature is higher than or equal to the second preset temperature; and the second oil duct comprises a second temperature control valve, and the second temperature control valve is opened when the temperature of the engine oil is larger than or equal to the second preset temperature, so that the engine oil further flows into the main oil duct through the second oil duct. When the engine of the hybrid electric vehicle is in cold start, the temperature of the engine oil can be rapidly increased through the heating piece, so that abnormal sound and abrasion of the engine when the temperature of the engine oil is too low can be well improved.

The invention discloses a control system and method for an electronic oil pump, and relates to the technical field of electronic oil pump control. The system comprises a database, a positioning module, a damping regulation and control module, a double-tube coordination module and an oscillation monitoring module, through the synergistic effect, cross unstable intervals are recognized and avoided, damping and flow path switching are dynamically adjusted, and real-time monitoring and graded early warning are conducted, so that when the electronic oil pump is in the low-flow working condition or the engine pre-lubrication boundary state, the flow path switching is dynamically adjusted; the problems of pressure oscillation, discontinuous oil film thickness, unsmooth hydraulic execution and the like caused by impedance matching imbalance between a pump characteristic curve and a pipeline can be effectively avoided; therefore, the technical problem that in the prior art, an electronic oil pump is prone to oscillation under the boundary working condition is thoroughly solved, and the stability and reliability of the system are greatly improved.

The invention discloses an engine waste heat utilization system, an engine waste heat utilization method and a vehicle, and belongs to the technical field of vehicles. The engine waste heat utilization system comprises an engine and an exhaust pipe assembly. The engine comprises an air cylinder and an oil pan, the oil pan is located below the air cylinder, the oil pan comprises an oil cavity part and an air cavity part which are separated and adjacent, the oil cavity part is used for containing engine oil, the air cavity part comprises an air inlet and an air outlet, and the air outlet is communicated with the outside of the engine. The exhaust pipe assembly comprises a first exhaust pipe, the air inlet end of the first exhaust pipe communicates with the air cylinder, and the air outlet end of the first exhaust pipe communicates with the air inlet. By the adoption of the technical scheme, engine oil in the oil pan can be heated through waste heat of the engine, and oil consumption of the engine can be reduced.

The invention discloses a method for starting engineering equipment, a processor and a machine readable storage medium, and the method comprises the steps: obtaining the initial rotating speed of an engine when the environment where the engineering equipment starts to run is a low-temperature environment; if the initial rotating speed is equal to the preset rotating speed, acquiring a current voltage value of a storage battery of the engineering equipment; if the current voltage value is larger than the preset minimum voltage value, the current electric quantity state of the storage battery is determined according to the current voltage value, a preheating strategy corresponding to the current electric quantity state is executed on multiple to-be-heated objects, and the multiple to-be-heated objects comprise the storage battery, hydraulic oil, cooling liquid, fuel oil and engine oil; after the preheating strategy is executed, air inlet preheating operation is executed on the engine; and after the air inlet preheating operation is completed, an engine of the engineering equipment is started. Different preheating schemes can be executed according to different electric quantities, so that the engineering equipment is successfully started in a low-temperature environment on the premise of ensuring the safety of the electric quantities, and the low-temperature adaptability of the engineering equipment is improved.

An automatic condition monitoring and control system for a work machine may include an electronic control module configured for arrangement on the work machine. The electronic control module may be configured to monitor multiple conditions of the work machine and compare the multiple conditions to respective thresholds. The electronic control module may also be configured to start an engine of the work machine based on at least one of the comparisons, activate a heating or cooling system based on at least one of the comparisons, or both.

A system includes a heater for heating a fluid of a lubrication system, a controller coupled with the heater, the controller including at least one processor coupled with at least one memory device, the memory device storing instructions that when executed by the at least one processor, the at least one processor is configured to heat the fluid of the lubrication system. The controller is caused to receive information of an engine operating parameter, receive information about a lubrication system operating parameter, and activate the heater when it is determined that at least one of the engine operating parameter or the lubrication system operating parameter is at or below a predetermined threshold.

An oil temperature control assembly (1) mountable on an operating group of a vehicle fluidically connected to an oil circulation system and a cooling system. The assembly (1) comprises a heat exchanger (500) comprising a plurality of plate-shaped exchanger elements (500') which define reciprocally alternate ducts through which oil and refrigerant fluid respectively flow, and a support and oil control device (2). The support and oil control device (2) comprises a base element (3) substantially plate-shaped having a first surface (31) in contact and engageable by the heat exchanger (500) and a second surface (32) opposite the first, wherein on said base element (3) the inlet (3210) and outlet (3220) ducts of the oil are made. In addition, the support and oil control device (2) comprises a control group (4) comprising a housing body (41) projecting in height from the first surface (31) next to the heat exchanger (500) having a housing cavity (410) fluidically connected to said inlet (3210) and outlet (3220) ducts and an exchanger duct (550) and a valve member (45) housed in said housing cavity (410) comprising an obturator element (450) and a control element (455) which moves the obturator element (450) according to the operating conditions of the oil.

The heat management system comprises an engine heat circulation loop flowing through an engine, a passenger cabin heat circulation loop flowing through a passenger cabin air outlet structure and a heat pump loop, and the heat pump loop exchanges heat with a first heat exchange flow path of the engine heat circulation loop. The temperature of engine cooling liquid is increased, the whole engine is heated, fuel oil is fully vaporized in the starting process of the engine, and lubricating oil is liquefied evenly. When a passenger cabin needs to be heated, the heat pump loop exchanges heat with the passenger cabin heat circulation loop through the inner cooler, and the engine heat circulation loop can exchange heat with the passenger cabin heat circulation loop through the second heat exchange flow path, so that waste heat generated when an engine works is reasonably utilized, and energy consumption of an automobile with the heat management system is reduced.

The present disclosure provides an engine oil cooling structure of an engine. In the engine oil cooling structure of an engine, the engine includes a crankcase, the crankcase is provided with an oil filter mounting chamber having a cylindrical shape, the cooling structure includes a water channel, a water inlet of the water channel communicates with a water pump, the crankcase is further provided with a main oil channel, the crankcase is further provided with a heat conducting thin wall, an inner cavity of the heat conducting thin wall form the oil filter mounting chamber, the oil filter mounting chamber communicates with the main oil channel, the water channel is arranged around an outer side wall of the heat conducting thin wall, and a water outlet of the water channel communicates with a cooling water channel arranged in the same direction as and adjacent to the main oil channel.

An assembly includes a valve integrated unit attached to a transmission oil heater. The valve integrated unit includes a valve mechanism and a housing having first to sixth fluid ports for input and output of oil. An interior space of the housing has a valve chamber to receive a thermal valve mechanism having a temperature-responsive actuator. A bypass flow passage is located outside a heat exchanger and is in fluid communication with an oil inlet manifold and an outlet manifold through a first bypass hole and a second bypass hole provided in the heat exchanger.

An internal pressurized lubrication system of a radial support bearing assembly includes oil passages within a bearing housing that comprise a charge-retaining section bounded by vertical or upward-sloping passages and configured to retain an oil charge therein during a shutdown. A vent bleeds air into the suction side of the passages during a shutdown, thereby preventing syphoning of the oil charge from the charge-retaining section. In embodiments, a rear cover plug is doubly sealed to the bearing housing body, and air is substantially unable to enter the oil passages via the bearing or via the vent during a shutdown, such that the passages remain oil-filled and the pump prime is retained for an extended time period. The bearing assembly can further include a thrust bearing, and / or an axial displacement measurement probe parallel with the shaft-driven oil pump. The radial support bearing can be a journal bearing.

The application discloses a system and method for processing virtual development bench hardware-in-the-loop heat dissipation, and is used for improving a hardware-in-the-loop running environment. The system comprises a flat plate heat exchange module, a fan module, an oil inlet pipeline, a fan control module, a hardware-in-the-loop cabinet, an oil outlet pipeline, an oil quantity measurement unit, an oil sprayer, a cooling oil tank, a temperature sensor, a cooling tank connecting pipeline and an oil circulation pump. The flat plate heat exchange module is connected with the oil inlet pipeline, the cooling tank connecting pipeline, the cooling oil tank and the oil outlet pipeline in sequence. The flat plate heat exchange module is provided with the fan module on one side, the fan module is connected with the fan control module, the hardware-in-the-loop cabinet is connected with the fan control module, the temperature sensor and the oil circulation pump, the temperature sensor is arranged on the cooling tank connecting pipeline and the sensing head of the temperature sensor is immersed in the oil medium, the oil circulation pump is installed at the connecting port of the cooling tank connecting pipeline and the oil inlet pipeline, and the oil quantity measurement unit and the oil sprayer are both installed on the cooling oil tank and the heads of the oil quantity measurement unit and the oil sprayer are both immersed in the oil medium to a preset depth.

An oil separator (3) which separates gas and liquid in oil-containing air to recover oil-containing liquid, the oil separator (3) comprising: an inlet opening (15) which introduces air, an oil trap (40) which collects oil contained in air, a reservoir (48) which stores liquid flowing out of the oil trap (40), and a discharge opening (16) which discharges air from which oil has been removed, wherein the oil trap (40) includes a glass fiber filter (42) and an impact member (41) that captures oil particles by causing the oil particles to impact the impact member (41), characterized in that the impact member (41) is columnar and has air permeability and comprises a first surface (41a) through which air flows in and a second surface (41b) which is an outer peripheral surface (41b) through which air passing through the impact member (41) flows out, and the glass fiber filter (42) is provided on the outer peripheral surface (41b) of the impact member (41), wherein the glass fiber filter (42) is formed as a film and covers the entire outer peripheral surface (41b) of the impact member (41).

The invention provides an engine lubrication control method, an engine and a vehicle, and relates to the technical field of engines, and the control method comprises the steps that the accumulated stop time length of the engine is obtained, and whether the accumulated stop time length of the engine exceeds the preset time length or not is judged; in response to the fact that the accumulated shutdown duration of the engine exceeds the preset duration and the engine has a starting requirement, the engine is started, and the engine is pre-lubricated when the engine is in a starting state and is in a power disconnection state with a transmission device; according to the control method, the engine can be pre-lubricated at a low speed, and friction damage to the engine is avoided.

A control device (DC) equips a vehicle (V) comprising an electric drive machine (MME) supplied with lubricating oil by a first circuit (C1) connected to a lubricating oil / heat transfer fluid exchanger (EC), and an inverter (OM) electrically supplying the drive machine (MME) and cooled by the heat transfer fluid before it reaches the exchanger (EC) via an intermediate part (PI1) of a second circuit (C2). This device (DC) includes a valve (VC) comprising an inlet (EV) and a first outlet (SV1) connected to two sub-parts (SP1, SP2) of this intermediate part (PI), and a second outlet (SV2) connected to a bypass conduit (CC) connected to the second circuit (C2) downstream of the heat exchanger (EC). The heat transfer fluid is diverted to the first (SV1) or second (SV2) outlet when a first representative value of the lubricating oil temperature is above or below a chosen threshold. Figure 1

The utility model discloses an automobile engine oil cooler shell structure capable of preventing oil leakage, which relates to the technical field of engine oil cooler shells and comprises an engine oil cooler shell, and one side of the top of the engine oil cooler shell is fixedly connected with an oil inlet pipe. By arranging the limiting assembly, the first fixing plate can be pressed downwards, the first fixing plate can drive the movable block to slide in the supporting sleeve through the movable rod, and when the movable block makes contact with the limiting block, the limiting rod can be pushed, so that the limiting rod is inserted into a limiting groove formed in the side face of the supporting sleeve; the first fixing plate limits and fixes the position of the threaded sleeve, and the phenomena that vibration generated when an automobile engine works easily enables the threaded sleeve to loosen, the sealing performance of the threaded sleeve is reduced, and oil leakage happens to the connecting position of the engine oil cooler and the automobile engine oil connecting pipe for a long time are avoided; therefore, convenience is brought to the use of the automobile engine oil cooler.

The utility model discloses a limiting structure for a water pipe of an oil cooler of a motorcycle engine, and aims to solve the problem that in the prior art, the water pipe of the oil cooler is fixed through a wire clamp, and the wire clamp is easy to age and fall off after being used for a long time. According to the technical scheme, the crankcase fixing structure comprises a crankcase, a fixing structure is arranged on the crankcase and comprises a fixing rod, one end of the fixing rod is fixedly connected with the crankcase, and the other end of the fixing rod is connected with an engine hanging point; the fixing rod and the crankcase are matched to form a fixing hole, and the oil cooler water pipe is arranged in the fixing hole in a penetrating mode. The fixing structure is matched with one engine hanging point to form the fixing hole, the oil cooler water pipe penetrates through the fixing hole, and the oil cooler water pipe is fixed through the fixing hole, so that the trouble of fixing the oil cooler water pipe through a wire clamp is omitted, and the overall structure can be more compact.

The utility model discloses an oil cooler and an oil cooling system, and relates to the technical field of oil cooling, a water cooling cavity, a first water inlet and a first water outlet are formed in the oil cooler, and the water cooling cavity is communicated with the first water inlet and the first water outlet; the oil cooler further comprises a first layer plate, the first layer plate and the outer wall of the water cooling cavity are arranged in a spaced mode, a gap is formed between the first layer plate and the outer wall of the water cooling cavity, and the gap communicates with the outside to form an oil cooling channel. The oil cooling channel is communicated with the outside, the oil cooler can be directly installed in an oil pan or other parts, oil flows into or out of the oil cooler through the gap and does not need to flow through an oil inlet pipe and an oil outlet pipe, the flowing resistance is small, the influence of the oil inlet pipe and the oil outlet pipe on the flowing efficiency of the oil is reduced, and the cooling efficiency of the oil cooler is improved.