Method for heating motor and transmission oils of automobile machinery with automatic heat supply shutdown

FIELD: transportation.

SUBSTANCE: method for heating motor and transmission oils of automotive equipment with automatic heat supply shutdown, which includes warming up the engine crankcases and vehicle transmission units by supplying heat from an external heat source through the air main systems; the heat source is represented by an aircraft engine connected to the intake nozzle, for which purpose a signal is sent from the master device to the control device of the aircraft engine start, taking into account the ambient air temperature, the warming temperature of motor and transmission oils and the amount of equipment needed for warming up, gives control signals to the aircraft engine for its starting and to the distributor for supplying the heat to the heating object, wherein as a result of the aircraft engine start, a hot air stream is created, which through the inlet nozzle passes first through the main path and then by the air line of the parking lot and enters the air duct to the crankcases of the engine motor and transmission oils and the transmission units of automobile vehicles, wherein after achieving the set temperature by the heating object, a signal enters the controlling device which in turn sends a signal to the dispenser, which stops the heat flow with the hot air stream to the object.

EFFECT: reduced energy consumption for heating oils.

2 dwg

 



 

Same patents:

FIELD: power industry.

SUBSTANCE: invention can be used in pre-starting and auxiliary heat power plants of vehicles for simultaneous generation of heat and the electric power. Pre-starting heat power plant for vehicles contains an internal combustion engine (1), an electric generator (2), a waste heat exchanger (3) utilising the heat of exhaust gases, a mixing device (4) with an electric heater, a liquid pump (8) with the electric drive, a check valve (5) and hydraulic lines (9), (10), (11) with heat carrier. The plant is also contains the oil pump (15) with the electric drive, the recuperative heat exchanger (18) for heating of engine oil and the oil line which is built in the oil pan with the nozzles directed towards necks of the cranked shaft and towards the oil pump of the internal combustion engine, oil hydraulic lines. The recuperative heat exchanger (18) of heating of engine oil according to the series hydraulic circuit is connected by hydraulic lines of the heat carrier to the mixing device (4) with the electric heater. The oil pump (15) with the electric drive through oil hydraulic lines supplies engine oil to the recuperative heat exchanger (18) for heating of engine oil after which heated engine oil is supplied into the oil line which is built in the oil pan with the nozzles directed towards the necks of the cranked shaft and towards the oil pump of the internal combustion engine.

EFFECT: design simplification and reduction of dimensions.

1 dwg

FIELD: engines and pumps.

SUBSTANCE: invention can be used in internal combustion engines. The invention proposes an electric heater of diesel oil or motor oil, which includes the following: outer casing (2), heating rods (1) and temperature control (3). Each of the heating rods (1) includes an electrode part, a heating part and a cover of the external coating, as well as it is connected to a mounting end of temperature control (3) by means of the electrode part and rigidly attached to outer casing (2) with one of its ends. Temperature control (3) is arranged inside outer casing (2); cavities of outer casing (2) are filled with a liquid sealant, and hole (5) is arranged on outer casing (2) for fixation of the heater in a set position.

EFFECT: heater has a low price; it is composed in the form of a structure; it is safe, reliable and serviceable.

6 cl, 6 dwg

FIELD: engines and pumps.

SUBSTANCE: proposed heater comprises housing with coolant feed and discharge channels and cover tightly coupled with said housing, tubular electrical heater secured therein and motor-drive rotary pump Impeller is fitted on pump rotor shaft inside aforesaid housing Note here that said rotary pump is provided with jacket fitted in heater housing with secured by its one end in the latter in inlet channel zone Its opposite end is secured at housing cover in the area of rotor shaft with impeller exit so that said impeller is located inside aforesaid jacket Note here that said jacket in impeller zone has openings to communicate the jacket inside with heater housing inside Motor rotor is enclosed in cup-like case closed by cup cover on cover outer side and secured at cover inner side Note here that rotor shaft section with impeller fitted thereon extends through cup cover and heater housing cover inside the housing Tubular heater is composed of helical coil arranged around said jacket above its openings and secured at heater housing cover Coolant feed channel, pump jacket and rotor shaft with impeller are aligned.

EFFECT: higher efficiency, electric power saving.

11 cl, 5 dwg

FIELD: heating.

SUBSTANCE: invention claims autonomous device for diesel fuel heating in fuel tank 16, including heat exchanger 1 and heat carrier feed and control system 2. System 2 includes trolley 3 with gas heater 4 for heat carrier, pump 5, accumulator 6, control device 7 and gas cylinder 8 mounted on the trolley, heat exchanger is made in the form of rigid spiral tube mounted on handle 10 by a joint and connected to heater 4 with a flexible hose. Electric pump for heated diesel fuel stirring is installed inside spiral tube of the heat exchanger.

EFFECT: enhanced efficiency of diesel fuel heating in the whole volume of fuel tank.

3 dwg

FIELD: engines and pumps.

SUBSTANCE: measured ambient air and coolant temperatures are used to define air heater operating interval to correct it by fuel mix temperature in combustion chamber at compression stroke end while fuel in nozzle is heated to maximum possible value. After engine start, fuel heating intensity is decreased while nozzle operating heat conditions are kept up with the help of thermal pickup built in the nozzle, heater and control unit and maintained at said level during the entire cycle of post-starting interval with allowance for engine heat conditions and ambient air temperature. Inlet fuel and air controlled heating subject to engine and ambient air temperature allows maintenance of optimum temperature of combustion mix in the engine combustion chamber at whatever operating conditions.

EFFECT: decreased time and power consumption by diesel preparation for starting.

3 dwg

Fuel heater // 2535431

FIELD: machine building.

SUBSTANCE: electric fuel heater comprising body in form of the bolt with cavity in its rod, input and output holes, agitator, ceramic heating element, nickel-chromium spiral connected in series with the ceramic heating element, and casing. The internal cavity of the fuel heater body is made with spiral groove. The fuel agitator installed in the internal cavity of the body is in form of the bolt containing guide part and agitating element in form of the ellipse with spiral groove direct opposite to the spiral groove of the body.

EFFECT: higher efficiency of heat transfer.

1 dwg

Ice liquid heater // 2535291

FIELD: engines and pumps.

SUBSTANCE: heater comprises ICE, electrical generator, heat exchange offgas heat recovery unit, offgas main line, fluid lines, electrically drive fluid pump, check valve and tank with electric heater. In compliance with this invention incorporates extra recuperative heat exchanger for cooling of coolant with electrically driven blower and three-way valves with servo drive. Note here that fluid electrically driven pump is communicated via coolant fluid lines with ICE cooling system. Said system accommodates the tank with electric heater and heat exchanger-offgas heat recovery unit. Said heat exchanger is connected via fluid line with the first three-way valve with servo drive. The latter is arranged downstream of check valve in fluid line feeding coolant from ICE to carrier heater radiator lines and those of aforesaid recuperative heat exchanger. Second three-way salve with servo drive is arranged upstream of electrically driven fluid pump to communicate coolant feed and discharge lines with carrier ICE. Besides, ICE exhaust gases are fed via offgas main line to recuperative heat exchanger.

EFFECT: higher efficiency of pre-starting heating, higher thermal efficiency, decreased overall dimensions.

1 dwg

FIELD: transport.

SUBSTANCE: engine prestart heating is performed by natural gas feed into prestart heater combustion chamber to heat carrier engine coolant by natural gas combustion heat. Natural gas is fed from low-pressure main line via distribution gas line and gas hose into prestart heater combustion chamber. Prestart heater control system power supply and that of actuators related therewith is performed by connection to power supply located outside the carrier.

EFFECT: higher reliability and efficiency at long stops.

1 dwg

FIELD: engines and pumps.

SUBSTANCE: system to maintain availability for start-up of an internal combustion engine (7) of a diesel locomotive comprises a standard system (4) for cooling of an internal combustion engine (7), a liquid heater (1), connected to the main manifold of the standard cooling system (4), a standard fuel system (18) of an internal combustion engine with a standard fuel tank (23) and a standard injecting fuel pump (19), an additional fuel tank (20), equipped with an overflow pipeline (21), a drain pipeline (22) with a tap and a pipeline connecting the additional fuel tank (20) with the liquid heater (1). There is an additional fuel pump (17), installed in the standard fuel system (18) in parallel to the standard injecting fuel pump (19), an additional oil pump (11), connected in parallel to the standard injecting oil pump (43), a device (15) for booster charge of an accumulator battery (16) of a diesel locomotive, maintaining it in the condition of availability for start-up of the internal combustion engine, and cooling coolant temperature sensors (13) for control of system operation, connected into the pipeline (46) with the lowest coolant temperature in the cooling system of the internal combustion engine. The additional fuel tank (20) of the system is connected into the drain pipeline of the standard fuel system (18) for provision of its reliable filling with diesel fuel. Additional circulating water pumps (30) are installed on inlet pipelines of standard liquid heaters (28) of air in driver's cabins (29) for provision of conditions in them for start-up of the internal combustion engine (7). Supply of the liquid heater (1), circulating electric motors (8), oil (11) and fuel pumps (17), a device (15) for booster charge of the diesel locomotive accumulator battery (16) and elements of the control system (47) is arranged via a separate cabinet (48) of electric equipment from the external source of energy.

EFFECT: increased reliability of system operation and increased time for engine standing idle in cold time of the year as continuously available for start-up.

1 dwg

FIELD: engines and pumps.

SUBSTANCE: proposed method consists in gas feed into cylinders and cylinder antechamber, spark ignition of gas in antechambers, and feed of gas combustion product from antechamber into combustion chambers of engine cylinders. At starting gas engine at crankshaft cranking by starter to stable idling rpm, gas is forced into engine cylinder antechamber and/or gas engine cylinders, gas volumetric combustion heat exceeding that of natural bas by some 1.5-2 times and higher. At starting the gas engine, fuel gas can be fed into some cylinders of multicylinder gas engine.

EFFECT: higher reliability of starting and accelerated starting.

2 cl, 1 dwg

FIELD: power industry.

SUBSTANCE: invention can be used in pre-starting and auxiliary heat power plants of vehicles for simultaneous generation of heat and the electric power. Pre-starting heat power plant for vehicles contains an internal combustion engine (1), an electric generator (2), a waste heat exchanger (3) utilising the heat of exhaust gases, a mixing device (4) with an electric heater, a liquid pump (8) with the electric drive, a check valve (5) and hydraulic lines (9), (10), (11) with heat carrier. The plant is also contains the oil pump (15) with the electric drive, the recuperative heat exchanger (18) for heating of engine oil and the oil line which is built in the oil pan with the nozzles directed towards necks of the cranked shaft and towards the oil pump of the internal combustion engine, oil hydraulic lines. The recuperative heat exchanger (18) of heating of engine oil according to the series hydraulic circuit is connected by hydraulic lines of the heat carrier to the mixing device (4) with the electric heater. The oil pump (15) with the electric drive through oil hydraulic lines supplies engine oil to the recuperative heat exchanger (18) for heating of engine oil after which heated engine oil is supplied into the oil line which is built in the oil pan with the nozzles directed towards the necks of the cranked shaft and towards the oil pump of the internal combustion engine.

EFFECT: design simplification and reduction of dimensions.

1 dwg

FIELD: military hardware.

SUBSTANCE: military tracked vehicle propulsion unit heating system contains a heater, coils of oil tanks, heated engine cavities, heated jackets of oil-priming pumps, pipelines. The heating system also contains a command control and generation unit, a control panel, a diesel fuel heating coil in a fuel consumed tank, an additional fuel tank, fuel temperature sensors in additional and fuel consumed tanks, a fuel heater in the additional fuel tank and in the fuel pipeline, fuel valves. The command control and generation unit is connected to the control panel, fuel temperature sensors, diesel fuel heaters and fuel valves.

EFFECT: start-up and steady operation of the propulsion unit is achieved at negative ambient air temperatures due to coil installation in the fuel consumed tank.

1 dwg

FIELD: military hardware.

SUBSTANCE: system of heating of the propulsion unit in addition contains a command control and generation unit, a control panel, a coil of heating of diesel fuel in an fuel consumed tank, an additional fuel tank, fuel temperature sensors in additional and fuel consumed tanks, a fuel heater in an additional fuel tank and in the fuel pipeline, fuel valves, oil heating coils in onboard transmissions and an inlet reducer, an oil level indicator in an oil tank of hydraulic control and transmission lubrication system, an oil temperature sensor in an oil tank of hydraulic control and transmission lubrication system, a valve. The command control and generation unit is connected to the control panel, fuel temperature sensors, fuel heaters, fuel valves, the index of level of oil, the oil temperature sensor, the crane and a heater of system of heating of the propulsion unit.

EFFECT: start-up and steady operation of the military tracked vehicle is achieved at negative ambient air temperatures due to coil installation in the fuel consumed tank and onboard transmission.

1 dwg

FIELD: engines and pumps.

SUBSTANCE: invention relates to ICEs. Control over engine operation consists in starting and shutdown of ICE including crankshaft with journal and thrust bearing to shaft journal to run therein. In case fuel is not fed into ICE crankshaft runs continuously. For lubing of crankshaft journal and thrust bearing when no fuel is fed into engine, oil pump is actuated for hydrodynamic lubing. This application discloses also the engine.

EFFECT: hydrodynamic lubing of shaft journal and thrust bearing.

19 cl, 2 dwg

FIELD: engines and pumps.

SUBSTANCE: system to maintain availability for start-up of an internal combustion engine (7) of a diesel locomotive comprises a standard system (4) for cooling of an internal combustion engine (7), a liquid heater (1), connected to the main manifold of the standard cooling system (4), a standard fuel system (18) of an internal combustion engine with a standard fuel tank (23) and a standard injecting fuel pump (19), an additional fuel tank (20), equipped with an overflow pipeline (21), a drain pipeline (22) with a tap and a pipeline connecting the additional fuel tank (20) with the liquid heater (1). There is an additional fuel pump (17), installed in the standard fuel system (18) in parallel to the standard injecting fuel pump (19), an additional oil pump (11), connected in parallel to the standard injecting oil pump (43), a device (15) for booster charge of an accumulator battery (16) of a diesel locomotive, maintaining it in the condition of availability for start-up of the internal combustion engine, and cooling coolant temperature sensors (13) for control of system operation, connected into the pipeline (46) with the lowest coolant temperature in the cooling system of the internal combustion engine. The additional fuel tank (20) of the system is connected into the drain pipeline of the standard fuel system (18) for provision of its reliable filling with diesel fuel. Additional circulating water pumps (30) are installed on inlet pipelines of standard liquid heaters (28) of air in driver's cabins (29) for provision of conditions in them for start-up of the internal combustion engine (7). Supply of the liquid heater (1), circulating electric motors (8), oil (11) and fuel pumps (17), a device (15) for booster charge of the diesel locomotive accumulator battery (16) and elements of the control system (47) is arranged via a separate cabinet (48) of electric equipment from the external source of energy.

EFFECT: increased reliability of system operation and increased time for engine standing idle in cold time of the year as continuously available for start-up.

1 dwg

FIELD: weapons and ammunition.

SUBSTANCE: device for automatic preparation of a power plant of a military track vehicle for start-up includes a heater including a boiler, an outlet manifold, a supercharger, an electric motor, a water pump, a fuel pump, an injector, a fuel valve, an ignition plug and a heating plug. A control unit with a remote control panel, which is connected to the ignition plug, the heating plug, the fuel valve, the electric motor and a temperature sensor, is installed into a warm-up system. A flame temperature sensor and an outlet manifold cover drive are installed into the heater boiler, and a heating limiter is installed into the heat exchanger.

EFFECT: improving combat readiness.

1 dwg

FIELD: engines and pumps.

SUBSTANCE: invention relates to machine building and can be used in ICE start heating systems. Proposed device comprises oil pump with drive, oil lines and oil sump. Note here that is incorporates additional components that follow: gas cylinder with pressure control valve, hot gas feed hose, oil line check valves, pipe with control shutter, oil heating tank with heat-isolation jacket and hot gas coil. Oil indicator, safety and pressure control valves and thermometer are arranged at said jacket communicated with nozzle and branch pipe via hot gas coil. Said branch pipe has control shutter and is communicated with the hose feeding hot gases to oil sump and with impeller with cam shaft. Said cam shaft drives the oil pump communicated via oil pipes with check valves to oil sump and oil heating tank. The latter is communicated via oil pressure control valve, oil line with check valve with ICE lubrication system. Proposed device incorporates oil piston pump with manual priming.

EFFECT: reliable start at low ambient temperatures.

2 cl, 1 dwg

FIELD: engines and pumps.

SUBSTANCE: proposed device consists of heater, pump assy, heater fuel valve and combustion chamber. In compliance with this invention, phase transition heat accumulator with self-controlled electric heater is installed for heating to required temperature, keeping heated oil for engine part lubing in starting at negative ambient and engine temperatures at combat vehicle stand.

EFFECT: preparation of engine starting at low ambient and vehicle temperature and shutdown engine.

1 dwg

FIELD: engines and pumps.

SUBSTANCE: proposed method consists in utilisation of lubing oil heat and cooling water for heating, oil circulation, executing all preparatory jobs for starting and running standby diesel generator and starting diesel generator. Method covers automated and synchronous control over fuel and supercharge air feed at various operating conditions by means of three-pulse combination electronic fuel feed controllers and at various air pressures in the entire range of static loads and sharp variations of load. Regulation of lubing oil and cooling water temperatures is adapted to actual conditions, loads are distributed among diesel generators operated in parallel subject to control criterion and actual mean load thereto. Invention covers also forced synchronous outage of supercharging turbo compressor and diesel generator at normal and emergent conditions.

EFFECT: power savings, higher efficiency and reliability of starting and efficiency of diesel generator.

8 cl, 6 dwg, 1 tbl

Prestart oil heater // 2446318

FIELD: machine building.

SUBSTANCE: proposed device comprises heating unit arranged in oil tank, oil pump with its inlet branch pipe connected via intake pipeline with oil tank, discharge pipeline with its outlet located above oil level in oil tank. Aforesaid heating unit is arranged in tight casing with its inner chamber communicated wit delivery pipeline connected with both oil pump discharge branch pipe and discharge pipeline.

EFFECT: higher efficiency, reduced labor input in maintenance and repair.

5 cl, 1 dwg

FIELD: mechanical engineering; internal combustion engines.

SUBSTANCE: invention relates to devices facilitating starting of internal combustion engines. Proposed device for preheating of engine oil contains housing, spring-loaded piston arranged in housing, heater with heating elements, contacts, heat and electric insulation cover and electromagnetic valve connected to device control system. Heater is made in form of cover closing space of housing with piston and springs, being arranged in lower part of device. Electromagnetic valve is secured on heater branch pipe. Device is connected to engine lubrication system at place of mounting of oil pressure transmitter.

EFFECT: provision of effective and convenient in operation engine oil heater.

3 cl, 2 dwg

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